diff --git a/requirements.txt b/requirements.txt index 71a7028c..c9ed021f 100644 --- a/requirements.txt +++ b/requirements.txt @@ -6,6 +6,8 @@ argcomplete==1.0.0 arrow==0.12.1 asn1crypto==0.23.0 astropy==1.1.2 +atomicwrites==1.3.0 +attrs==18.2.0 awscli==1.14.57 Babel==2.2.0 backports-abc==0.4 @@ -34,7 +36,7 @@ click==6.6 cloudpickle==0.1.1 clyent==1.2.1 colorama==0.3.7 -comtypes==1.1.3 +comtypes==1.1.7 configobj==5.0.6 coreapi==2.0.9 cryptography==2.1.3 @@ -85,6 +87,7 @@ docopt==0.6.2 docutils==0.12 enum34==1.1.2 et-xmlfile==1.0.1 +Factory==1.2 fastcache==1.0.2 filemagic==1.6 fitparse==1.0.1 @@ -94,7 +97,7 @@ Flask-Login==0.3.2 Flask-OpenID==1.2.5 Flask-Uploads==0.2.0 flower==0.9.1 -funcsigs==0.4 +funcsigs==1.0.2 functools32==3.2.3.post2 future==0.16.0 futures==3.0.5 @@ -127,12 +130,14 @@ Markdown==2.6.7 MarkupSafe==0.23 matplotlib==2.2.2 mechanize==0.3.6 +MiniMockTest==0.5 +mock==2.0.0 +more-itertools==5.0.0 mpld3==0.2 mpmath==0.19 multipledispatch==0.4.8 -MySQL-python==1.2.5 -mysqlclient==1.3.7 networkx==1.11 +nose==1.3.7 nose-parameterized==0.6.0 numpy==1.14.2 oauth2==1.9.0.post1 @@ -141,20 +146,25 @@ odo==0.4.2 openapi-codec==1.1.7 packaging==16.8 pandas==0.22.0 -pathlib2==2.1.0 +pathlib2==2.3.3 pathspec==0.5.5 +pbr==5.1.2 pexpect==4.0.1 pickleshare==0.7.2 Pillow==3.2.0 +pluggy==0.8.1 polib==1.0.7 psutil==4.1.0 ptyprocess==0.5.1 +py==1.7.0 pyasn1==0.1.9 pycparser==2.14 pycrypto==2.6.1 PyMySQL==0.7.4 pync==1.6.1 pyparsing==2.2.0 +pytest==4.2.0 +pytest-sugar==0.9.2 python-dateutil==2.7.2 python-memcached==1.58 python-metar==1.4.0 @@ -165,6 +175,7 @@ PyYAML==3.12 pyzmq==15.2.0 ratelim==0.1.6 redis==2.10.5 +req==1.0.0 requests==2.12.3 requests-oauthlib==0.7.0 rowingdata==2.0.0 @@ -186,10 +197,10 @@ singledispatch==3.4.0.3 six==1.11.0 SQLAlchemy==1.0.12 sqlparse==0.1.19 -# Editable install with no version control (stravalib==0.6.6) --e /srv/venv/lib/python2.7/site-packages +-e git+git@bitbucket.org:sanderroosendaal/rowsandall.git@c9695a9f8f5ee0e459de066007a5ef4cef58255b#egg=stravalib subprocess32==3.2.7 sympy==1.0 +termcolor==1.1.0 timestring==1.6.2 timezonefinder==2.1.2 toolz==0.7.4 diff --git a/rowers/tests/statements.py b/rowers/tests/statements.py index a84f22a5..72d9b6bb 100644 --- a/rowers/tests/statements.py +++ b/rowers/tests/statements.py @@ -1,3 +1,8 @@ +try: + WindowsError +except NameError: + WindowsError = None + import pytest pytestmark = pytest.mark.django_db diff --git a/rowers/views.py b/rowers/views.py index f6f5ec43..3ee59aa2 100644 --- a/rowers/views.py +++ b/rowers/views.py @@ -146,7 +146,7 @@ from rowsandall_app.settings import ( PAYMENT_PROCESSING_ON ) -from rowers.tasks_standalone import addcomment2 +#from rowers.tasks_standalone import addcomment2 from django.contrib import messages from async_messages import messages as a_messages diff --git a/rowsandall_app/settings_thinkpad.py b/rowsandall_app/settings_thinkpad.py new file mode 100644 index 00000000..e5aef3c0 --- /dev/null +++ b/rowsandall_app/settings_thinkpad.py @@ -0,0 +1,104 @@ +""" +Django settings for rowsandall_app project. + +Generated by 'django-admin startproject' using Django 1.9.5. + +For more information on this file, see +https://docs.djangoproject.com/en/1.9/topics/settings/ + +For the full list of settings and their values, see +https://docs.djangoproject.com/en/1.9/ref/settings/ +""" + +import os + +from settings import * + +DATABASES = { + 'default': { + 'ENGINE': 'django.db.backends.sqlite3', + 'NAME': os.path.join(BASE_DIR, 'db.sqlite3'), +# 'HOST': 'localhost', + }, +# 'TEST': { +# 'CHARSET': 'utf8', +# 'COLLATION': 'utf8_general_ci', +# }, + +# 'slave': { +# 'ENGINE': 'django.db.backends.mysql', +# 'NAME': 'rowsanda_107501', +# 'USER': 'rowsanda_107501', +# 'PASSWORD': 'roeidata', +# 'HOST': 'store3.rosti.cz', +# 'PORT': '3306', +# } + } + +#BROKER_URL = 'redis://localhost:6379/0' +#CELERY_RESULT_BACKEND = 'redis://localhost:6379/0' +#CELERY_IGNORE_RESULT = False + +#CELERY_ACCEPT_CONTENT = ['json'] +#CELERY_TASK_SERIALIZER = 'json' +#CELERY_RESULT_SERIALIZER = 'json' +#CELERY_TRACK_STARTED = True +#CELERY_SEND_TASK_SENT_EVENT = True + + +# SECURITY WARNING: don't run with debug turned on in production! +DEBUG = True + +TEMPLATES[0]['OPTIONS']['debug'] = DEBUG + +ALLOWED_HOSTS = [] + +#INSTALLED_APPS += ['debug_toolbar',] + +MIDDLEWARE_CLASSES += ['debug_toolbar.middleware.DebugToolbarMiddleware',] + +CACHES = { + 'default': { + 'BACKEND': 'django.core.cache.backends.filebased.FileBasedCache', + 'LOCATION': os.path.join(BASE_DIR, 'django_cache'), + } + } + +# Application definition + + +STATIC_URL = '/static/' +STATIC_ROOT = BASE_DIR +STATICFILES_DIRS = [os.path.join(BASE_DIR,'static/plots'),os.path.join(BASE_DIR,'static'),] + +# INTERNAL_IPS = ['127.0.0.1'] + +MEDIA_URL = '/media/' +MEDIA_ROOT = os.path.join(BASE_DIR, 'media') + +LOGIN_REDIRECT_URL = '/rowers/list-workouts/' + +SESSION_ENGINE = "django.contrib.sessions.backends.signed_cookies" + +SITE_URL = "http://localhost:8000" + +#EMAIL_BACKEND = 'django.core.mail.backends.console.EmailBackend' + +#EMAIL_BACKEND = 'django.core.mail.backends.dummy.EmailBackend' +#EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend' + +#EMAIL_BACKEND = 'django_ses.SESBackend' + +AWS_SES_REGION_NAME = 'eu-west-1' +AWS_SES_REGION_ENDPOINT = 'email.eu-west-1.amazonaws.com' + +EMAIL_HOST = CFG['aws_smtp'] +EMAIL_PORT = CFG['aws_port'] +EMAIL_HOST_USER = CFG['aws_smtp_username'] +EMAIL_HOST_PASSWORD = CFG['aws_smtp_password'] +EMAIL_USE_TLS = CFG['email_use_tls'] +DEFAULT_FROM_EMAIL = 'info@rowsandall.com' + +SETTINGS_NAME = 'rowsandall_app.settings_thinkpad' + + diff --git a/rowsandall_app/urls.py b/rowsandall_app/urls.py index 2d74d42a..48d643f4 100644 --- a/rowsandall_app/urls.py +++ b/rowsandall_app/urls.py @@ -82,4 +82,9 @@ if settings.DEBUG: import debug_toolbar urlpatterns += [ url(r'^__debug__/',include(debug_toolbar.urls)), - ] + url( + regex=r'^static/(?P.*)$', + view='django.views.static.serve', + kwargs={'document_root': settings.STATIC_ROOT,} + ) + ] diff --git a/rqsettings.txt b/rqsettings.txt new file mode 100644 index 00000000..3be5d6d5 --- /dev/null +++ b/rqsettings.txt @@ -0,0 +1,24 @@ +[program:myworker] +; Point the command to the specific rq command you want to run. +; If you use virtualenv, be sure to point it to +; /home/sander/python/rowsandall/py2/bin/rq +; Also, you probably want to include a settings module to configure this +; worker. For more info on that, see http://python-rq.org/docs/workers/ +command=/path/to/rq worker -c workersettings high normal low +; process_num is required if you specify >1 numprocs +process_name=%(program_name)s-%(process_num)s + +; If you want to run more than one worker instance, increase this +numprocs=3 + +; This is the directory from which RQ is ran. Be sure to point this to the +; directory where your source code is importable from +directory=/path/to + +; RQ requires the TERM signal to perform a warm shutdown. If RQ does not die +; within 10 seconds, supervisor will forcefully kill it +stopsignal=TERM + +; These are up to you +autostart=true +autorestart=true diff --git a/static/admin/fonts/LICENSE.txt b/static/admin/fonts/LICENSE.txt index d6456956..75b52484 100644 --- a/static/admin/fonts/LICENSE.txt +++ b/static/admin/fonts/LICENSE.txt @@ -1,202 +1,202 @@ - - Apache License - Version 2.0, January 2004 - http://www.apache.org/licenses/ - - TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION - - 1. Definitions. - - "License" shall mean the terms and conditions for use, reproduction, - and distribution as defined by Sections 1 through 9 of this document. - - "Licensor" shall mean the copyright owner or entity authorized by - the copyright owner that is granting the License. - - "Legal Entity" shall mean the union of the acting entity and all - other entities that control, are controlled by, or are under common - control with that entity. For the purposes of this definition, - "control" means (i) the power, direct or indirect, to cause the - direction or management of such entity, whether by contract or - otherwise, or (ii) ownership of fifty percent (50%) or more of the - outstanding shares, or (iii) beneficial ownership of such entity. - - "You" (or "Your") shall mean an individual or Legal Entity - exercising permissions granted by this License. - - "Source" form shall mean the preferred form for making modifications, - including but not limited to software source code, documentation - source, and configuration files. - - "Object" form shall mean any form resulting from mechanical - transformation or translation of a Source form, including but - not limited to compiled object code, generated documentation, - and conversions to other media types. - - "Work" shall mean the work of authorship, whether in Source or - Object form, made available under the License, as indicated by a - copyright notice that is included in or attached to the work - (an example is provided in the Appendix below). - - "Derivative Works" shall mean any work, whether in Source or Object - form, that is based on (or derived from) the Work and for which the - editorial revisions, annotations, elaborations, or other modifications - represent, as a whole, an original work of authorship. For the purposes - of this License, Derivative Works shall not include works that remain - separable from, or merely link (or bind by name) to the interfaces of, - the Work and Derivative Works thereof. - - "Contribution" shall mean any work of authorship, including - the original version of the Work and any modifications or additions - to that Work or Derivative Works thereof, that is intentionally - submitted to Licensor for inclusion in the Work by the copyright owner - or by an individual or Legal Entity authorized to submit on behalf of - the copyright owner. For the purposes of this definition, "submitted" - means any form of electronic, verbal, or written communication sent - to the Licensor or its representatives, including but not limited to - communication on electronic mailing lists, source code control systems, - and issue tracking systems that are managed by, or on behalf of, the - Licensor for the purpose of discussing and improving the Work, but - excluding communication that is conspicuously marked or otherwise - designated in writing by the copyright owner as "Not a Contribution." - - "Contributor" shall mean Licensor and any individual or Legal Entity - on behalf of whom a Contribution has been received by Licensor and - subsequently incorporated within the Work. - - 2. Grant of Copyright License. Subject to the terms and conditions of - this License, each Contributor hereby grants to You a perpetual, - worldwide, non-exclusive, no-charge, royalty-free, irrevocable - copyright license to reproduce, prepare Derivative Works of, - publicly display, publicly perform, sublicense, and distribute the - Work and such Derivative Works in Source or Object form. - - 3. Grant of Patent License. Subject to the terms and conditions of - this License, each Contributor hereby grants to You a perpetual, - worldwide, non-exclusive, no-charge, royalty-free, irrevocable - (except as stated in this section) patent license to make, have made, - use, offer to sell, sell, import, and otherwise transfer the Work, - where such license applies only to those patent claims licensable - by such Contributor that are necessarily infringed by their - Contribution(s) alone or by combination of their Contribution(s) - with the Work to which such Contribution(s) was submitted. If You - institute patent litigation against any entity (including a - cross-claim or counterclaim in a lawsuit) alleging that the Work - or a Contribution incorporated within the Work constitutes direct - or contributory patent infringement, then any patent licenses - granted to You under this License for that Work shall terminate - as of the date such litigation is filed. - - 4. Redistribution. You may reproduce and distribute copies of the - Work or Derivative Works thereof in any medium, with or without - modifications, and in Source or Object form, provided that You - meet the following conditions: - - (a) You must give any other recipients of the Work or - Derivative Works a copy of this License; and - - (b) You must cause any modified files to carry prominent notices - stating that You changed the files; and - - (c) You must retain, in the Source form of any Derivative Works - that You distribute, all copyright, patent, trademark, and - attribution notices from the Source form of the Work, - excluding those notices that do not pertain to any part of - the Derivative Works; and - - (d) If the Work includes a "NOTICE" text file as part of its - distribution, then any Derivative Works that You distribute must - include a readable copy of the attribution notices contained - within such NOTICE file, excluding those notices that do not - pertain to any part of the Derivative Works, in at least one - of the following places: within a NOTICE text file distributed - as part of the Derivative Works; within the Source form or - documentation, if provided along with the Derivative Works; or, - within a display generated by the Derivative Works, if and - wherever such third-party notices normally appear. The contents - of the NOTICE file are for informational purposes only and - do not modify the License. You may add Your own attribution - notices within Derivative Works that You distribute, alongside - or as an addendum to the NOTICE text from the Work, provided - that such additional attribution notices cannot be construed - as modifying the License. - - You may add Your own copyright statement to Your modifications and - may provide additional or different license terms and conditions - for use, reproduction, or distribution of Your modifications, or - for any such Derivative Works as a whole, provided Your use, - reproduction, and distribution of the Work otherwise complies with - the conditions stated in this License. - - 5. Submission of Contributions. Unless You explicitly state otherwise, - any Contribution intentionally submitted for inclusion in the Work - by You to the Licensor shall be under the terms and conditions of - this License, without any additional terms or conditions. - Notwithstanding the above, nothing herein shall supersede or modify - the terms of any separate license agreement you may have executed - with Licensor regarding such Contributions. - - 6. Trademarks. This License does not grant permission to use the trade - names, trademarks, service marks, or product names of the Licensor, - except as required for reasonable and customary use in describing the - origin of the Work and reproducing the content of the NOTICE file. - - 7. Disclaimer of Warranty. Unless required by applicable law or - agreed to in writing, Licensor provides the Work (and each - Contributor provides its Contributions) on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or - implied, including, without limitation, any warranties or conditions - of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A - PARTICULAR PURPOSE. You are solely responsible for determining the - appropriateness of using or redistributing the Work and assume any - risks associated with Your exercise of permissions under this License. - - 8. Limitation of Liability. In no event and under no legal theory, - whether in tort (including negligence), contract, or otherwise, - unless required by applicable law (such as deliberate and grossly - negligent acts) or agreed to in writing, shall any Contributor be - liable to You for damages, including any direct, indirect, special, - incidental, or consequential damages of any character arising as a - result of this License or out of the use or inability to use the - Work (including but not limited to damages for loss of goodwill, - work stoppage, computer failure or malfunction, or any and all - other commercial damages or losses), even if such Contributor - has been advised of the possibility of such damages. - - 9. Accepting Warranty or Additional Liability. While redistributing - the Work or Derivative Works thereof, You may choose to offer, - and charge a fee for, acceptance of support, warranty, indemnity, - or other liability obligations and/or rights consistent with this - License. However, in accepting such obligations, You may act only - on Your own behalf and on Your sole responsibility, not on behalf - of any other Contributor, and only if You agree to indemnify, - defend, and hold each Contributor harmless for any liability - incurred by, or claims asserted against, such Contributor by reason - of your accepting any such warranty or additional liability. - - END OF TERMS AND CONDITIONS - - APPENDIX: How to apply the Apache License to your work. - - To apply the Apache License to your work, attach the following - boilerplate notice, with the fields enclosed by brackets "[]" - replaced with your own identifying information. (Don't include - the brackets!) The text should be enclosed in the appropriate - comment syntax for the file format. We also recommend that a - file or class name and description of purpose be included on the - same "printed page" as the copyright notice for easier - identification within third-party archives. - - Copyright [yyyy] [name of copyright owner] - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. For the purposes of this definition, + "control" means (i) the power, direct or indirect, to cause the + direction or management of such entity, whether by contract or + otherwise, or (ii) ownership of fifty percent (50%) or more of the + outstanding shares, or (iii) beneficial ownership of such entity. + + "You" (or "Your") shall mean an individual or Legal Entity + exercising permissions granted by this License. + + "Source" form shall mean the preferred form for making modifications, + including but not limited to software source code, documentation + source, and configuration files. + + "Object" form shall mean any form resulting from mechanical + transformation or translation of a Source form, including but + not limited to compiled object code, generated documentation, + and conversions to other media types. + + "Work" shall mean the work of authorship, whether in Source or + Object form, made available under the License, as indicated by a + copyright notice that is included in or attached to the work + (an example is provided in the Appendix below). + + "Derivative Works" shall mean any work, whether in Source or Object + form, that is based on (or derived from) the Work and for which the + editorial revisions, annotations, elaborations, or other modifications + represent, as a whole, an original work of authorship. For the purposes + of this License, Derivative Works shall not include works that remain + separable from, or merely link (or bind by name) to the interfaces of, + the Work and Derivative Works thereof. + + "Contribution" shall mean any work of authorship, including + the original version of the Work and any modifications or additions + to that Work or Derivative Works thereof, that is intentionally + submitted to Licensor for inclusion in the Work by the copyright owner + or by an individual or Legal Entity authorized to submit on behalf of + the copyright owner. For the purposes of this definition, "submitted" + means any form of electronic, verbal, or written communication sent + to the Licensor or its representatives, including but not limited to + communication on electronic mailing lists, source code control systems, + and issue tracking systems that are managed by, or on behalf of, the + Licensor for the purpose of discussing and improving the Work, but + excluding communication that is conspicuously marked or otherwise + designated in writing by the copyright owner as "Not a Contribution." + + "Contributor" shall mean Licensor and any individual or Legal Entity + on behalf of whom a Contribution has been received by Licensor and + subsequently incorporated within the Work. + + 2. Grant of Copyright License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + copyright license to reproduce, prepare Derivative Works of, + publicly display, publicly perform, sublicense, and distribute the + Work and such Derivative Works in Source or Object form. + + 3. Grant of Patent License. Subject to the terms and conditions of + this License, each Contributor hereby grants to You a perpetual, + worldwide, non-exclusive, no-charge, royalty-free, irrevocable + (except as stated in this section) patent license to make, have made, + use, offer to sell, sell, import, and otherwise transfer the Work, + where such license applies only to those patent claims licensable + by such Contributor that are necessarily infringed by their + Contribution(s) alone or by combination of their Contribution(s) + with the Work to which such Contribution(s) was submitted. If You + institute patent litigation against any entity (including a + cross-claim or counterclaim in a lawsuit) alleging that the Work + or a Contribution incorporated within the Work constitutes direct + or contributory patent infringement, then any patent licenses + granted to You under this License for that Work shall terminate + as of the date such litigation is filed. + + 4. Redistribution. You may reproduce and distribute copies of the + Work or Derivative Works thereof in any medium, with or without + modifications, and in Source or Object form, provided that You + meet the following conditions: + + (a) You must give any other recipients of the Work or + Derivative Works a copy of this License; and + + (b) You must cause any modified files to carry prominent notices + stating that You changed the files; and + + (c) You must retain, in the Source form of any Derivative Works + that You distribute, all copyright, patent, trademark, and + attribution notices from the Source form of the Work, + excluding those notices that do not pertain to any part of + the Derivative Works; and + + (d) If the Work includes a "NOTICE" text file as part of its + distribution, then any Derivative Works that You distribute must + include a readable copy of the attribution notices contained + within such NOTICE file, excluding those notices that do not + pertain to any part of the Derivative Works, in at least one + of the following places: within a NOTICE text file distributed + as part of the Derivative Works; within the Source form or + documentation, if provided along with the Derivative Works; or, + within a display generated by the Derivative Works, if and + wherever such third-party notices normally appear. The contents + of the NOTICE file are for informational purposes only and + do not modify the License. You may add Your own attribution + notices within Derivative Works that You distribute, alongside + or as an addendum to the NOTICE text from the Work, provided + that such additional attribution notices cannot be construed + as modifying the License. + + You may add Your own copyright statement to Your modifications and + may provide additional or different license terms and conditions + for use, reproduction, or distribution of Your modifications, or + for any such Derivative Works as a whole, provided Your use, + reproduction, and distribution of the Work otherwise complies with + the conditions stated in this License. + + 5. Submission of Contributions. Unless You explicitly state otherwise, + any Contribution intentionally submitted for inclusion in the Work + by You to the Licensor shall be under the terms and conditions of + this License, without any additional terms or conditions. + Notwithstanding the above, nothing herein shall supersede or modify + the terms of any separate license agreement you may have executed + with Licensor regarding such Contributions. + + 6. Trademarks. This License does not grant permission to use the trade + names, trademarks, service marks, or product names of the Licensor, + except as required for reasonable and customary use in describing the + origin of the Work and reproducing the content of the NOTICE file. + + 7. Disclaimer of Warranty. Unless required by applicable law or + agreed to in writing, Licensor provides the Work (and each + Contributor provides its Contributions) on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + implied, including, without limitation, any warranties or conditions + of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A + PARTICULAR PURPOSE. You are solely responsible for determining the + appropriateness of using or redistributing the Work and assume any + risks associated with Your exercise of permissions under this License. + + 8. Limitation of Liability. In no event and under no legal theory, + whether in tort (including negligence), contract, or otherwise, + unless required by applicable law (such as deliberate and grossly + negligent acts) or agreed to in writing, shall any Contributor be + liable to You for damages, including any direct, indirect, special, + incidental, or consequential damages of any character arising as a + result of this License or out of the use or inability to use the + Work (including but not limited to damages for loss of goodwill, + work stoppage, computer failure or malfunction, or any and all + other commercial damages or losses), even if such Contributor + has been advised of the possibility of such damages. + + 9. Accepting Warranty or Additional Liability. While redistributing + the Work or Derivative Works thereof, You may choose to offer, + and charge a fee for, acceptance of support, warranty, indemnity, + or other liability obligations and/or rights consistent with this + License. However, in accepting such obligations, You may act only + on Your own behalf and on Your sole responsibility, not on behalf + of any other Contributor, and only if You agree to indemnify, + defend, and hold each Contributor harmless for any liability + incurred by, or claims asserted against, such Contributor by reason + of your accepting any such warranty or additional liability. + + END OF TERMS AND CONDITIONS + + APPENDIX: How to apply the Apache License to your work. + + To apply the Apache License to your work, attach the following + boilerplate notice, with the fields enclosed by brackets "[]" + replaced with your own identifying information. (Don't include + the brackets!) The text should be enclosed in the appropriate + comment syntax for the file format. We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright [yyyy] [name of copyright owner] + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. diff --git a/static/cookielaw/css/cookielaw.css b/static/cookielaw/css/cookielaw.css index 0795ae89..5e76378e 100644 --- a/static/cookielaw/css/cookielaw.css +++ b/static/cookielaw/css/cookielaw.css @@ -8,7 +8,7 @@ } #CookielawBanner #CookielawCross { - background: url('/static/img/close.png') no-repeat 0 0; + background: url('../img/close.png') no-repeat 0 0; cursor: pointer; display: block; position: absolute; diff --git a/static/debug_toolbar/css/toolbar.css b/static/debug_toolbar/css/toolbar.css index ba929ef5..aab48c0b 100644 --- a/static/debug_toolbar/css/toolbar.css +++ b/static/debug_toolbar/css/toolbar.css @@ -38,14 +38,13 @@ font-family:sans-serif; text-align:left; text-shadow: none; - white-space: normal; -webkit-transition: none; -moz-transition: none; -o-transition: none; transition: none; } -#djDebug button, #djDebug a.button { +#djDebug button { background-color: #eee; background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #eee), color-stop(100%, #cccccc)); background-image: -webkit-linear-gradient(top, #eee, #cccccc); @@ -65,7 +64,7 @@ text-shadow: 0 1px 0 #eee; } -#djDebug button:hover, #djDebug a.button:hover { +#djDebug button:hover { background-color: #ddd; background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #ddd), color-stop(100%, #bbb)); background-image: -webkit-linear-gradient(top, #ddd, #bbb); @@ -79,7 +78,7 @@ text-shadow: 0 1px 0 #ddd; } -#djDebug button:active, #djDebug a.button:active { +#djDebug button:active { border: 1px solid #aaa; border-bottom: 1px solid #888; -webkit-box-shadow: inset 0 0 5px 2px #aaa, 0 1px 0 0 #eee; @@ -287,7 +286,7 @@ border-collapse:collapse; width:100%; background-color:#fff; - display:table; + display:block; margin-top:0.8em; overflow: auto; } @@ -657,6 +656,3 @@ #djDebug .djdt-highlighted { background-color: lightgrey; } -.djdt-hidden { - display: none; -} diff --git a/static/debug_toolbar/js/jquery_post.js b/static/debug_toolbar/js/jquery_post.js index 9e4c8bc6..d94e6755 100644 --- a/static/debug_toolbar/js/jquery_post.js +++ b/static/debug_toolbar/js/jquery_post.js @@ -1,4 +1 @@ -var djdt = {jQuery: jQuery.noConflict(true)}; -if (window.define) { - window.define.amd = _djdt_define_amd_backup; -} +var djdt = {jQuery: jQuery.noConflict(true)}; window.define = _djdt_define_backup; diff --git a/static/debug_toolbar/js/jquery_pre.js b/static/debug_toolbar/js/jquery_pre.js index cca2a0f2..d9419966 100644 --- a/static/debug_toolbar/js/jquery_pre.js +++ b/static/debug_toolbar/js/jquery_pre.js @@ -1,5 +1 @@ -var _djdt_define_amd_backup; -if (window.define) { - _djdt_define_amd_backup = window.define.amd; - window.define.amd = undefined; -} +var _djdt_define_backup = window.define; window.define = undefined; diff --git a/static/debug_toolbar/js/toolbar.js b/static/debug_toolbar/js/toolbar.js index 5fbdaf1b..3132d687 100644 --- a/static/debug_toolbar/js/toolbar.js +++ b/static/debug_toolbar/js/toolbar.js @@ -64,16 +64,16 @@ if (name == 'button') { var form = self.parents('form:eq(0)'); - ajax_data.url = self.attr('formaction'); + ajax_data['url'] = self.attr('formaction'); if (form.length) { - ajax_data.data = form.serialize(); - ajax_data.type = form.attr('method') || 'POST'; + ajax_data['data'] = form.serialize(); + ajax_data['type'] = form.attr('method') || 'POST'; } } if (name == 'a') { - ajax_data.url = self.attr('href'); + ajax_data['url'] = self.attr('href'); } $.ajax(ajax_data).done(function(data){ @@ -141,13 +141,13 @@ // due to djdt.handleDragged being set to true. if (djdt.handleDragged || event.pageY != startPageY) { var top = baseY + event.clientY; - + if (top < 0) { top = 0; } else if (top + handle.height() > windowHeight) { top = windowHeight - handle.height(); } - + handle.css({top: top}); djdt.handleDragged = true; } @@ -213,13 +213,11 @@ $('#djDebugToolbar li').removeClass('djdt-active'); // finally close toolbar $('#djDebugToolbar').hide('fast'); - handle = $('#djDebugToolbarHandle'); - handle.show(); + $('#djDebugToolbarHandle').show(); // set handle position var handleTop = djdt.cookie.get('djdttop'); if (handleTop) { - handleTop = Math.min(handleTop, window.innerHeight - handle.outerHeight() - 10); - handle.css({top: handleTop + 'px'}); + $('#djDebugToolbarHandle').css({top: handleTop + 'px'}); } // Unbind keydown $(document).unbind('keydown.djDebug'); diff --git a/static/debug_toolbar/js/toolbar.timer.js b/static/debug_toolbar/js/toolbar.timer.js index b9bf3b41..0c0f4a5b 100644 --- a/static/debug_toolbar/js/toolbar.timer.js +++ b/static/debug_toolbar/js/toolbar.timer.js @@ -23,16 +23,16 @@ var $row = $(''); if (endStat) { // Render a start through end bar - $row.html('' + stat.replace('Start', '') + '' + - '
 
' + + $row.html('' + stat.replace('Start', '') + '' + + '
 
' + '' + (perf.timing[stat] - timingOffset) + ' (+' + (perf.timing[endStat] - perf.timing[stat]) + ')'); $row.find('strong').css({width: getCSSWidth(stat, endStat)}); } else { // Render a point in time - $row.html('' + stat + '' + - '
 
' + - '' + (perf.timing[stat] - timingOffset) + ''); - $row.find('strong').css({width: 2}); + $row.html('' + stat + '' + + '
 
' + + '' + (perf.timing[stat] - timingOffset) + ''); + $row.find('strong').css({width: 2}); } $row.find('djDebugLineChart').css({left: getLeft(stat) + '%'}); $('#djDebugBrowserTimingTableBody').append($row); diff --git a/static/leaflet/leaflet-src.js b/static/leaflet/leaflet-src.js index d416065f..c31aa033 100644 --- a/static/leaflet/leaflet-src.js +++ b/static/leaflet/leaflet-src.js @@ -2,2169 +2,2169 @@ Leaflet 1.0.3+ed36a04, a JS library for interactive maps. http://leafletjs.com (c) 2010-2016 Vladimir Agafonkin, (c) 2010-2011 CloudMade */ -(function (window, document, undefined) { -var L = { - version: "1.0.3+ed36a04" -}; - -function expose() { - var oldL = window.L; - - L.noConflict = function () { - window.L = oldL; - return this; - }; - - window.L = L; -} - -// define Leaflet for Node module pattern loaders, including Browserify -if (typeof module === 'object' && typeof module.exports === 'object') { - module.exports = L; - -// define Leaflet as an AMD module -} else if (typeof define === 'function' && define.amd) { - define(L); -} - -// define Leaflet as a global L variable, saving the original L to restore later if needed -if (typeof window !== 'undefined') { - expose(); -} - - - -/* - * @namespace Util - * - * Various utility functions, used by Leaflet internally. - */ - -L.Util = { - - // @function extend(dest: Object, src?: Object): Object - // Merges the properties of the `src` object (or multiple objects) into `dest` object and returns the latter. Has an `L.extend` shortcut. - extend: function (dest) { - var i, j, len, src; - - for (j = 1, len = arguments.length; j < len; j++) { - src = arguments[j]; - for (i in src) { - dest[i] = src[i]; - } - } - return dest; - }, - - // @function create(proto: Object, properties?: Object): Object - // Compatibility polyfill for [Object.create](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/create) - create: Object.create || (function () { - function F() {} - return function (proto) { - F.prototype = proto; - return new F(); - }; - })(), - - // @function bind(fn: Function, …): Function - // Returns a new function bound to the arguments passed, like [Function.prototype.bind](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Function/bind). - // Has a `L.bind()` shortcut. - bind: function (fn, obj) { - var slice = Array.prototype.slice; - - if (fn.bind) { - return fn.bind.apply(fn, slice.call(arguments, 1)); - } - - var args = slice.call(arguments, 2); - - return function () { - return fn.apply(obj, args.length ? args.concat(slice.call(arguments)) : arguments); - }; - }, - - // @function stamp(obj: Object): Number - // Returns the unique ID of an object, assiging it one if it doesn't have it. - stamp: function (obj) { - /*eslint-disable */ - obj._leaflet_id = obj._leaflet_id || ++L.Util.lastId; - return obj._leaflet_id; - /*eslint-enable */ - }, - - // @property lastId: Number - // Last unique ID used by [`stamp()`](#util-stamp) - lastId: 0, - - // @function throttle(fn: Function, time: Number, context: Object): Function - // Returns a function which executes function `fn` with the given scope `context` - // (so that the `this` keyword refers to `context` inside `fn`'s code). The function - // `fn` will be called no more than one time per given amount of `time`. The arguments - // received by the bound function will be any arguments passed when binding the - // function, followed by any arguments passed when invoking the bound function. - // Has an `L.bind` shortcut. - throttle: function (fn, time, context) { - var lock, args, wrapperFn, later; - - later = function () { - // reset lock and call if queued - lock = false; - if (args) { - wrapperFn.apply(context, args); - args = false; - } - }; - - wrapperFn = function () { - if (lock) { - // called too soon, queue to call later - args = arguments; - - } else { - // call and lock until later - fn.apply(context, arguments); - setTimeout(later, time); - lock = true; - } - }; - - return wrapperFn; - }, - - // @function wrapNum(num: Number, range: Number[], includeMax?: Boolean): Number - // Returns the number `num` modulo `range` in such a way so it lies within - // `range[0]` and `range[1]`. The returned value will be always smaller than - // `range[1]` unless `includeMax` is set to `true`. - wrapNum: function (x, range, includeMax) { - var max = range[1], - min = range[0], - d = max - min; - return x === max && includeMax ? x : ((x - min) % d + d) % d + min; - }, - - // @function falseFn(): Function - // Returns a function which always returns `false`. - falseFn: function () { return false; }, - - // @function formatNum(num: Number, digits?: Number): Number - // Returns the number `num` rounded to `digits` decimals, or to 5 decimals by default. - formatNum: function (num, digits) { - var pow = Math.pow(10, digits || 5); - return Math.round(num * pow) / pow; - }, - - // @function trim(str: String): String - // Compatibility polyfill for [String.prototype.trim](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/Trim) - trim: function (str) { - return str.trim ? str.trim() : str.replace(/^\s+|\s+$/g, ''); - }, - - // @function splitWords(str: String): String[] - // Trims and splits the string on whitespace and returns the array of parts. - splitWords: function (str) { - return L.Util.trim(str).split(/\s+/); - }, - - // @function setOptions(obj: Object, options: Object): Object - // Merges the given properties to the `options` of the `obj` object, returning the resulting options. See `Class options`. Has an `L.setOptions` shortcut. - setOptions: function (obj, options) { - if (!obj.hasOwnProperty('options')) { - obj.options = obj.options ? L.Util.create(obj.options) : {}; - } - for (var i in options) { - obj.options[i] = options[i]; - } - return obj.options; - }, - - // @function getParamString(obj: Object, existingUrl?: String, uppercase?: Boolean): String - // Converts an object into a parameter URL string, e.g. `{a: "foo", b: "bar"}` - // translates to `'?a=foo&b=bar'`. If `existingUrl` is set, the parameters will - // be appended at the end. If `uppercase` is `true`, the parameter names will - // be uppercased (e.g. `'?A=foo&B=bar'`) - getParamString: function (obj, existingUrl, uppercase) { - var params = []; - for (var i in obj) { - params.push(encodeURIComponent(uppercase ? i.toUpperCase() : i) + '=' + encodeURIComponent(obj[i])); - } - return ((!existingUrl || existingUrl.indexOf('?') === -1) ? '?' : '&') + params.join('&'); - }, - - // @function template(str: String, data: Object): String - // Simple templating facility, accepts a template string of the form `'Hello {a}, {b}'` - // and a data object like `{a: 'foo', b: 'bar'}`, returns evaluated string - // `('Hello foo, bar')`. You can also specify functions instead of strings for - // data values — they will be evaluated passing `data` as an argument. - template: function (str, data) { - return str.replace(L.Util.templateRe, function (str, key) { - var value = data[key]; - - if (value === undefined) { - throw new Error('No value provided for variable ' + str); - - } else if (typeof value === 'function') { - value = value(data); - } - return value; - }); - }, - - templateRe: /\{ *([\w_\-]+) *\}/g, - - // @function isArray(obj): Boolean - // Compatibility polyfill for [Array.isArray](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/isArray) - isArray: Array.isArray || function (obj) { - return (Object.prototype.toString.call(obj) === '[object Array]'); - }, - - // @function indexOf(array: Array, el: Object): Number - // Compatibility polyfill for [Array.prototype.indexOf](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/indexOf) - indexOf: function (array, el) { - for (var i = 0; i < array.length; i++) { - if (array[i] === el) { return i; } - } - return -1; - }, - - // @property emptyImageUrl: String - // Data URI string containing a base64-encoded empty GIF image. - // Used as a hack to free memory from unused images on WebKit-powered - // mobile devices (by setting image `src` to this string). - emptyImageUrl: 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=' -}; - -(function () { - // inspired by http://paulirish.com/2011/requestanimationframe-for-smart-animating/ - - function getPrefixed(name) { - return window['webkit' + name] || window['moz' + name] || window['ms' + name]; - } - - var lastTime = 0; - - // fallback for IE 7-8 - function timeoutDefer(fn) { - var time = +new Date(), - timeToCall = Math.max(0, 16 - (time - lastTime)); - - lastTime = time + timeToCall; - return window.setTimeout(fn, timeToCall); - } - - var requestFn = window.requestAnimationFrame || getPrefixed('RequestAnimationFrame') || timeoutDefer, - cancelFn = window.cancelAnimationFrame || getPrefixed('CancelAnimationFrame') || - getPrefixed('CancelRequestAnimationFrame') || function (id) { window.clearTimeout(id); }; - - - // @function requestAnimFrame(fn: Function, context?: Object, immediate?: Boolean): Number - // Schedules `fn` to be executed when the browser repaints. `fn` is bound to - // `context` if given. When `immediate` is set, `fn` is called immediately if - // the browser doesn't have native support for - // [`window.requestAnimationFrame`](https://developer.mozilla.org/docs/Web/API/window/requestAnimationFrame), - // otherwise it's delayed. Returns a request ID that can be used to cancel the request. - L.Util.requestAnimFrame = function (fn, context, immediate) { - if (immediate && requestFn === timeoutDefer) { - fn.call(context); - } else { - return requestFn.call(window, L.bind(fn, context)); - } - }; - - // @function cancelAnimFrame(id: Number): undefined - // Cancels a previous `requestAnimFrame`. See also [window.cancelAnimationFrame](https://developer.mozilla.org/docs/Web/API/window/cancelAnimationFrame). - L.Util.cancelAnimFrame = function (id) { - if (id) { - cancelFn.call(window, id); - } - }; -})(); - -// shortcuts for most used utility functions -L.extend = L.Util.extend; -L.bind = L.Util.bind; -L.stamp = L.Util.stamp; -L.setOptions = L.Util.setOptions; - - - - -// @class Class -// @aka L.Class - -// @section -// @uninheritable - -// Thanks to John Resig and Dean Edwards for inspiration! - -L.Class = function () {}; - -L.Class.extend = function (props) { - - // @function extend(props: Object): Function - // [Extends the current class](#class-inheritance) given the properties to be included. - // Returns a Javascript function that is a class constructor (to be called with `new`). - var NewClass = function () { - - // call the constructor - if (this.initialize) { - this.initialize.apply(this, arguments); - } - - // call all constructor hooks - this.callInitHooks(); - }; - - var parentProto = NewClass.__super__ = this.prototype; - - var proto = L.Util.create(parentProto); - proto.constructor = NewClass; - - NewClass.prototype = proto; - - // inherit parent's statics - for (var i in this) { - if (this.hasOwnProperty(i) && i !== 'prototype') { - NewClass[i] = this[i]; - } - } - - // mix static properties into the class - if (props.statics) { - L.extend(NewClass, props.statics); - delete props.statics; - } - - // mix includes into the prototype - if (props.includes) { - L.Util.extend.apply(null, [proto].concat(props.includes)); - delete props.includes; - } - - // merge options - if (proto.options) { - props.options = L.Util.extend(L.Util.create(proto.options), props.options); - } - - // mix given properties into the prototype - L.extend(proto, props); - - proto._initHooks = []; - - // add method for calling all hooks - proto.callInitHooks = function () { - - if (this._initHooksCalled) { return; } - - if (parentProto.callInitHooks) { - parentProto.callInitHooks.call(this); - } - - this._initHooksCalled = true; - - for (var i = 0, len = proto._initHooks.length; i < len; i++) { - proto._initHooks[i].call(this); - } - }; - - return NewClass; -}; - - -// @function include(properties: Object): this -// [Includes a mixin](#class-includes) into the current class. -L.Class.include = function (props) { - L.extend(this.prototype, props); - return this; -}; - -// @function mergeOptions(options: Object): this -// [Merges `options`](#class-options) into the defaults of the class. -L.Class.mergeOptions = function (options) { - L.extend(this.prototype.options, options); - return this; -}; - -// @function addInitHook(fn: Function): this -// Adds a [constructor hook](#class-constructor-hooks) to the class. -L.Class.addInitHook = function (fn) { // (Function) || (String, args...) - var args = Array.prototype.slice.call(arguments, 1); - - var init = typeof fn === 'function' ? fn : function () { - this[fn].apply(this, args); - }; - - this.prototype._initHooks = this.prototype._initHooks || []; - this.prototype._initHooks.push(init); - return this; -}; - - - -/* - * @class Evented - * @aka L.Evented - * @inherits Class - * - * A set of methods shared between event-powered classes (like `Map` and `Marker`). Generally, events allow you to execute some function when something happens with an object (e.g. the user clicks on the map, causing the map to fire `'click'` event). - * - * @example - * - * ```js - * map.on('click', function(e) { - * alert(e.latlng); - * } ); - * ``` - * - * Leaflet deals with event listeners by reference, so if you want to add a listener and then remove it, define it as a function: - * - * ```js - * function onClick(e) { ... } - * - * map.on('click', onClick); - * map.off('click', onClick); - * ``` - */ - - -L.Evented = L.Class.extend({ - - /* @method on(type: String, fn: Function, context?: Object): this - * Adds a listener function (`fn`) to a particular event type of the object. You can optionally specify the context of the listener (object the this keyword will point to). You can also pass several space-separated types (e.g. `'click dblclick'`). - * - * @alternative - * @method on(eventMap: Object): this - * Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}` - */ - on: function (types, fn, context) { - - // types can be a map of types/handlers - if (typeof types === 'object') { - for (var type in types) { - // we don't process space-separated events here for performance; - // it's a hot path since Layer uses the on(obj) syntax - this._on(type, types[type], fn); - } - - } else { - // types can be a string of space-separated words - types = L.Util.splitWords(types); - - for (var i = 0, len = types.length; i < len; i++) { - this._on(types[i], fn, context); - } - } - - return this; - }, - - /* @method off(type: String, fn?: Function, context?: Object): this - * Removes a previously added listener function. If no function is specified, it will remove all the listeners of that particular event from the object. Note that if you passed a custom context to `on`, you must pass the same context to `off` in order to remove the listener. - * - * @alternative - * @method off(eventMap: Object): this - * Removes a set of type/listener pairs. - * - * @alternative - * @method off: this - * Removes all listeners to all events on the object. - */ - off: function (types, fn, context) { - - if (!types) { - // clear all listeners if called without arguments - delete this._events; - - } else if (typeof types === 'object') { - for (var type in types) { - this._off(type, types[type], fn); - } - - } else { - types = L.Util.splitWords(types); - - for (var i = 0, len = types.length; i < len; i++) { - this._off(types[i], fn, context); - } - } - - return this; - }, - - // attach listener (without syntactic sugar now) - _on: function (type, fn, context) { - this._events = this._events || {}; - - /* get/init listeners for type */ - var typeListeners = this._events[type]; - if (!typeListeners) { - typeListeners = []; - this._events[type] = typeListeners; - } - - if (context === this) { - // Less memory footprint. - context = undefined; - } - var newListener = {fn: fn, ctx: context}, - listeners = typeListeners; - - // check if fn already there - for (var i = 0, len = listeners.length; i < len; i++) { - if (listeners[i].fn === fn && listeners[i].ctx === context) { - return; - } - } - - listeners.push(newListener); - }, - - _off: function (type, fn, context) { - var listeners, - i, - len; - - if (!this._events) { return; } - - listeners = this._events[type]; - - if (!listeners) { - return; - } - - if (!fn) { - // Set all removed listeners to noop so they are not called if remove happens in fire - for (i = 0, len = listeners.length; i < len; i++) { - listeners[i].fn = L.Util.falseFn; - } - // clear all listeners for a type if function isn't specified - delete this._events[type]; - return; - } - - if (context === this) { - context = undefined; - } - - if (listeners) { - - // find fn and remove it - for (i = 0, len = listeners.length; i < len; i++) { - var l = listeners[i]; - if (l.ctx !== context) { continue; } - if (l.fn === fn) { - - // set the removed listener to noop so that's not called if remove happens in fire - l.fn = L.Util.falseFn; - - if (this._firingCount) { - /* copy array in case events are being fired */ - this._events[type] = listeners = listeners.slice(); - } - listeners.splice(i, 1); - - return; - } - } - } - }, - - // @method fire(type: String, data?: Object, propagate?: Boolean): this - // Fires an event of the specified type. You can optionally provide an data - // object — the first argument of the listener function will contain its - // properties. The event can optionally be propagated to event parents. - fire: function (type, data, propagate) { - if (!this.listens(type, propagate)) { return this; } - - var event = L.Util.extend({}, data, {type: type, target: this}); - - if (this._events) { - var listeners = this._events[type]; - - if (listeners) { - this._firingCount = (this._firingCount + 1) || 1; - for (var i = 0, len = listeners.length; i < len; i++) { - var l = listeners[i]; - l.fn.call(l.ctx || this, event); - } - - this._firingCount--; - } - } - - if (propagate) { - // propagate the event to parents (set with addEventParent) - this._propagateEvent(event); - } - - return this; - }, - - // @method listens(type: String): Boolean - // Returns `true` if a particular event type has any listeners attached to it. - listens: function (type, propagate) { - var listeners = this._events && this._events[type]; - if (listeners && listeners.length) { return true; } - - if (propagate) { - // also check parents for listeners if event propagates - for (var id in this._eventParents) { - if (this._eventParents[id].listens(type, propagate)) { return true; } - } - } - return false; - }, - - // @method once(…): this - // Behaves as [`on(…)`](#evented-on), except the listener will only get fired once and then removed. - once: function (types, fn, context) { - - if (typeof types === 'object') { - for (var type in types) { - this.once(type, types[type], fn); - } - return this; - } - - var handler = L.bind(function () { - this - .off(types, fn, context) - .off(types, handler, context); - }, this); - - // add a listener that's executed once and removed after that - return this - .on(types, fn, context) - .on(types, handler, context); - }, - - // @method addEventParent(obj: Evented): this - // Adds an event parent - an `Evented` that will receive propagated events - addEventParent: function (obj) { - this._eventParents = this._eventParents || {}; - this._eventParents[L.stamp(obj)] = obj; - return this; - }, - - // @method removeEventParent(obj: Evented): this - // Removes an event parent, so it will stop receiving propagated events - removeEventParent: function (obj) { - if (this._eventParents) { - delete this._eventParents[L.stamp(obj)]; - } - return this; - }, - - _propagateEvent: function (e) { - for (var id in this._eventParents) { - this._eventParents[id].fire(e.type, L.extend({layer: e.target}, e), true); - } - } -}); - -var proto = L.Evented.prototype; - -// aliases; we should ditch those eventually - -// @method addEventListener(…): this -// Alias to [`on(…)`](#evented-on) -proto.addEventListener = proto.on; - -// @method removeEventListener(…): this -// Alias to [`off(…)`](#evented-off) - -// @method clearAllEventListeners(…): this -// Alias to [`off()`](#evented-off) -proto.removeEventListener = proto.clearAllEventListeners = proto.off; - -// @method addOneTimeEventListener(…): this -// Alias to [`once(…)`](#evented-once) -proto.addOneTimeEventListener = proto.once; - -// @method fireEvent(…): this -// Alias to [`fire(…)`](#evented-fire) -proto.fireEvent = proto.fire; - -// @method hasEventListeners(…): Boolean -// Alias to [`listens(…)`](#evented-listens) -proto.hasEventListeners = proto.listens; - -L.Mixin = {Events: proto}; - - - -/* - * @namespace Browser - * @aka L.Browser - * - * A namespace with static properties for browser/feature detection used by Leaflet internally. - * - * @example - * - * ```js - * if (L.Browser.ielt9) { - * alert('Upgrade your browser, dude!'); - * } - * ``` - */ - -(function () { - - var ua = navigator.userAgent.toLowerCase(), - doc = document.documentElement, - - ie = 'ActiveXObject' in window, - - webkit = ua.indexOf('webkit') !== -1, - phantomjs = ua.indexOf('phantom') !== -1, - android23 = ua.search('android [23]') !== -1, - chrome = ua.indexOf('chrome') !== -1, - gecko = ua.indexOf('gecko') !== -1 && !webkit && !window.opera && !ie, - - win = navigator.platform.indexOf('Win') === 0, - - mobile = typeof orientation !== 'undefined' || ua.indexOf('mobile') !== -1, - msPointer = !window.PointerEvent && window.MSPointerEvent, - pointer = window.PointerEvent || msPointer, - - ie3d = ie && ('transition' in doc.style), - webkit3d = ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()) && !android23, - gecko3d = 'MozPerspective' in doc.style, - opera12 = 'OTransition' in doc.style; - - - var touch = !window.L_NO_TOUCH && (pointer || 'ontouchstart' in window || - (window.DocumentTouch && document instanceof window.DocumentTouch)); - - L.Browser = { - - // @property ie: Boolean - // `true` for all Internet Explorer versions (not Edge). - ie: ie, - - // @property ielt9: Boolean - // `true` for Internet Explorer versions less than 9. - ielt9: ie && !document.addEventListener, - - // @property edge: Boolean - // `true` for the Edge web browser. - edge: 'msLaunchUri' in navigator && !('documentMode' in document), - - // @property webkit: Boolean - // `true` for webkit-based browsers like Chrome and Safari (including mobile versions). - webkit: webkit, - - // @property gecko: Boolean - // `true` for gecko-based browsers like Firefox. - gecko: gecko, - - // @property android: Boolean - // `true` for any browser running on an Android platform. - android: ua.indexOf('android') !== -1, - - // @property android23: Boolean - // `true` for browsers running on Android 2 or Android 3. - android23: android23, - - // @property chrome: Boolean - // `true` for the Chrome browser. - chrome: chrome, - - // @property safari: Boolean - // `true` for the Safari browser. - safari: !chrome && ua.indexOf('safari') !== -1, - - - // @property win: Boolean - // `true` when the browser is running in a Windows platform - win: win, - - - // @property ie3d: Boolean - // `true` for all Internet Explorer versions supporting CSS transforms. - ie3d: ie3d, - - // @property webkit3d: Boolean - // `true` for webkit-based browsers supporting CSS transforms. - webkit3d: webkit3d, - - // @property gecko3d: Boolean - // `true` for gecko-based browsers supporting CSS transforms. - gecko3d: gecko3d, - - // @property opera12: Boolean - // `true` for the Opera browser supporting CSS transforms (version 12 or later). - opera12: opera12, - - // @property any3d: Boolean - // `true` for all browsers supporting CSS transforms. - any3d: !window.L_DISABLE_3D && (ie3d || webkit3d || gecko3d) && !opera12 && !phantomjs, - - - // @property mobile: Boolean - // `true` for all browsers running in a mobile device. - mobile: mobile, - - // @property mobileWebkit: Boolean - // `true` for all webkit-based browsers in a mobile device. - mobileWebkit: mobile && webkit, - - // @property mobileWebkit3d: Boolean - // `true` for all webkit-based browsers in a mobile device supporting CSS transforms. - mobileWebkit3d: mobile && webkit3d, - - // @property mobileOpera: Boolean - // `true` for the Opera browser in a mobile device. - mobileOpera: mobile && window.opera, - - // @property mobileGecko: Boolean - // `true` for gecko-based browsers running in a mobile device. - mobileGecko: mobile && gecko, - - - // @property touch: Boolean - // `true` for all browsers supporting [touch events](https://developer.mozilla.org/docs/Web/API/Touch_events). - // This does not necessarily mean that the browser is running in a computer with - // a touchscreen, it only means that the browser is capable of understanding - // touch events. - touch: !!touch, - - // @property msPointer: Boolean - // `true` for browsers implementing the Microsoft touch events model (notably IE10). - msPointer: !!msPointer, - - // @property pointer: Boolean - // `true` for all browsers supporting [pointer events](https://msdn.microsoft.com/en-us/library/dn433244%28v=vs.85%29.aspx). - pointer: !!pointer, - - - // @property retina: Boolean - // `true` for browsers on a high-resolution "retina" screen. - retina: (window.devicePixelRatio || (window.screen.deviceXDPI / window.screen.logicalXDPI)) > 1 - }; - -}()); - - - -/* - * @class Point - * @aka L.Point - * - * Represents a point with `x` and `y` coordinates in pixels. - * - * @example - * - * ```js - * var point = L.point(200, 300); - * ``` - * - * All Leaflet methods and options that accept `Point` objects also accept them in a simple Array form (unless noted otherwise), so these lines are equivalent: - * - * ```js - * map.panBy([200, 300]); - * map.panBy(L.point(200, 300)); - * ``` - */ - -L.Point = function (x, y, round) { - // @property x: Number; The `x` coordinate of the point - this.x = (round ? Math.round(x) : x); - // @property y: Number; The `y` coordinate of the point - this.y = (round ? Math.round(y) : y); -}; - -L.Point.prototype = { - - // @method clone(): Point - // Returns a copy of the current point. - clone: function () { - return new L.Point(this.x, this.y); - }, - - // @method add(otherPoint: Point): Point - // Returns the result of addition of the current and the given points. - add: function (point) { - // non-destructive, returns a new point - return this.clone()._add(L.point(point)); - }, - - _add: function (point) { - // destructive, used directly for performance in situations where it's safe to modify existing point - this.x += point.x; - this.y += point.y; - return this; - }, - - // @method subtract(otherPoint: Point): Point - // Returns the result of subtraction of the given point from the current. - subtract: function (point) { - return this.clone()._subtract(L.point(point)); - }, - - _subtract: function (point) { - this.x -= point.x; - this.y -= point.y; - return this; - }, - - // @method divideBy(num: Number): Point - // Returns the result of division of the current point by the given number. - divideBy: function (num) { - return this.clone()._divideBy(num); - }, - - _divideBy: function (num) { - this.x /= num; - this.y /= num; - return this; - }, - - // @method multiplyBy(num: Number): Point - // Returns the result of multiplication of the current point by the given number. - multiplyBy: function (num) { - return this.clone()._multiplyBy(num); - }, - - _multiplyBy: function (num) { - this.x *= num; - this.y *= num; - return this; - }, - - // @method scaleBy(scale: Point): Point - // Multiply each coordinate of the current point by each coordinate of - // `scale`. In linear algebra terms, multiply the point by the - // [scaling matrix](https://en.wikipedia.org/wiki/Scaling_%28geometry%29#Matrix_representation) - // defined by `scale`. - scaleBy: function (point) { - return new L.Point(this.x * point.x, this.y * point.y); - }, - - // @method unscaleBy(scale: Point): Point - // Inverse of `scaleBy`. Divide each coordinate of the current point by - // each coordinate of `scale`. - unscaleBy: function (point) { - return new L.Point(this.x / point.x, this.y / point.y); - }, - - // @method round(): Point - // Returns a copy of the current point with rounded coordinates. - round: function () { - return this.clone()._round(); - }, - - _round: function () { - this.x = Math.round(this.x); - this.y = Math.round(this.y); - return this; - }, - - // @method floor(): Point - // Returns a copy of the current point with floored coordinates (rounded down). - floor: function () { - return this.clone()._floor(); - }, - - _floor: function () { - this.x = Math.floor(this.x); - this.y = Math.floor(this.y); - return this; - }, - - // @method ceil(): Point - // Returns a copy of the current point with ceiled coordinates (rounded up). - ceil: function () { - return this.clone()._ceil(); - }, - - _ceil: function () { - this.x = Math.ceil(this.x); - this.y = Math.ceil(this.y); - return this; - }, - - // @method distanceTo(otherPoint: Point): Number - // Returns the cartesian distance between the current and the given points. - distanceTo: function (point) { - point = L.point(point); - - var x = point.x - this.x, - y = point.y - this.y; - - return Math.sqrt(x * x + y * y); - }, - - // @method equals(otherPoint: Point): Boolean - // Returns `true` if the given point has the same coordinates. - equals: function (point) { - point = L.point(point); - - return point.x === this.x && - point.y === this.y; - }, - - // @method contains(otherPoint: Point): Boolean - // Returns `true` if both coordinates of the given point are less than the corresponding current point coordinates (in absolute values). - contains: function (point) { - point = L.point(point); - - return Math.abs(point.x) <= Math.abs(this.x) && - Math.abs(point.y) <= Math.abs(this.y); - }, - - // @method toString(): String - // Returns a string representation of the point for debugging purposes. - toString: function () { - return 'Point(' + - L.Util.formatNum(this.x) + ', ' + - L.Util.formatNum(this.y) + ')'; - } -}; - -// @factory L.point(x: Number, y: Number, round?: Boolean) -// Creates a Point object with the given `x` and `y` coordinates. If optional `round` is set to true, rounds the `x` and `y` values. - -// @alternative -// @factory L.point(coords: Number[]) -// Expects an array of the form `[x, y]` instead. - -// @alternative -// @factory L.point(coords: Object) -// Expects a plain object of the form `{x: Number, y: Number}` instead. -L.point = function (x, y, round) { - if (x instanceof L.Point) { - return x; - } - if (L.Util.isArray(x)) { - return new L.Point(x[0], x[1]); - } - if (x === undefined || x === null) { - return x; - } - if (typeof x === 'object' && 'x' in x && 'y' in x) { - return new L.Point(x.x, x.y); - } - return new L.Point(x, y, round); -}; - - - -/* - * @class Bounds - * @aka L.Bounds - * - * Represents a rectangular area in pixel coordinates. - * - * @example - * - * ```js - * var p1 = L.point(10, 10), - * p2 = L.point(40, 60), - * bounds = L.bounds(p1, p2); - * ``` - * - * All Leaflet methods that accept `Bounds` objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this: - * - * ```js - * otherBounds.intersects([[10, 10], [40, 60]]); - * ``` - */ - -L.Bounds = function (a, b) { - if (!a) { return; } - - var points = b ? [a, b] : a; - - for (var i = 0, len = points.length; i < len; i++) { - this.extend(points[i]); - } -}; - -L.Bounds.prototype = { - // @method extend(point: Point): this - // Extends the bounds to contain the given point. - extend: function (point) { // (Point) - point = L.point(point); - - // @property min: Point - // The top left corner of the rectangle. - // @property max: Point - // The bottom right corner of the rectangle. - if (!this.min && !this.max) { - this.min = point.clone(); - this.max = point.clone(); - } else { - this.min.x = Math.min(point.x, this.min.x); - this.max.x = Math.max(point.x, this.max.x); - this.min.y = Math.min(point.y, this.min.y); - this.max.y = Math.max(point.y, this.max.y); - } - return this; - }, - - // @method getCenter(round?: Boolean): Point - // Returns the center point of the bounds. - getCenter: function (round) { - return new L.Point( - (this.min.x + this.max.x) / 2, - (this.min.y + this.max.y) / 2, round); - }, - - // @method getBottomLeft(): Point - // Returns the bottom-left point of the bounds. - getBottomLeft: function () { - return new L.Point(this.min.x, this.max.y); - }, - - // @method getTopRight(): Point - // Returns the top-right point of the bounds. - getTopRight: function () { // -> Point - return new L.Point(this.max.x, this.min.y); - }, - - // @method getSize(): Point - // Returns the size of the given bounds - getSize: function () { - return this.max.subtract(this.min); - }, - - // @method contains(otherBounds: Bounds): Boolean - // Returns `true` if the rectangle contains the given one. - // @alternative - // @method contains(point: Point): Boolean - // Returns `true` if the rectangle contains the given point. - contains: function (obj) { - var min, max; - - if (typeof obj[0] === 'number' || obj instanceof L.Point) { - obj = L.point(obj); - } else { - obj = L.bounds(obj); - } - - if (obj instanceof L.Bounds) { - min = obj.min; - max = obj.max; - } else { - min = max = obj; - } - - return (min.x >= this.min.x) && - (max.x <= this.max.x) && - (min.y >= this.min.y) && - (max.y <= this.max.y); - }, - - // @method intersects(otherBounds: Bounds): Boolean - // Returns `true` if the rectangle intersects the given bounds. Two bounds - // intersect if they have at least one point in common. - intersects: function (bounds) { // (Bounds) -> Boolean - bounds = L.bounds(bounds); - - var min = this.min, - max = this.max, - min2 = bounds.min, - max2 = bounds.max, - xIntersects = (max2.x >= min.x) && (min2.x <= max.x), - yIntersects = (max2.y >= min.y) && (min2.y <= max.y); - - return xIntersects && yIntersects; - }, - - // @method overlaps(otherBounds: Bounds): Boolean - // Returns `true` if the rectangle overlaps the given bounds. Two bounds - // overlap if their intersection is an area. - overlaps: function (bounds) { // (Bounds) -> Boolean - bounds = L.bounds(bounds); - - var min = this.min, - max = this.max, - min2 = bounds.min, - max2 = bounds.max, - xOverlaps = (max2.x > min.x) && (min2.x < max.x), - yOverlaps = (max2.y > min.y) && (min2.y < max.y); - - return xOverlaps && yOverlaps; - }, - - isValid: function () { - return !!(this.min && this.max); - } -}; - - -// @factory L.bounds(topLeft: Point, bottomRight: Point) -// Creates a Bounds object from two coordinates (usually top-left and bottom-right corners). -// @alternative -// @factory L.bounds(points: Point[]) -// Creates a Bounds object from the points it contains -L.bounds = function (a, b) { - if (!a || a instanceof L.Bounds) { - return a; - } - return new L.Bounds(a, b); -}; - - - -/* - * @class Transformation - * @aka L.Transformation - * - * Represents an affine transformation: a set of coefficients `a`, `b`, `c`, `d` - * for transforming a point of a form `(x, y)` into `(a*x + b, c*y + d)` and doing - * the reverse. Used by Leaflet in its projections code. - * - * @example - * - * ```js - * var transformation = new L.Transformation(2, 5, -1, 10), - * p = L.point(1, 2), - * p2 = transformation.transform(p), // L.point(7, 8) - * p3 = transformation.untransform(p2); // L.point(1, 2) - * ``` - */ - - -// factory new L.Transformation(a: Number, b: Number, c: Number, d: Number) -// Creates a `Transformation` object with the given coefficients. -L.Transformation = function (a, b, c, d) { - this._a = a; - this._b = b; - this._c = c; - this._d = d; -}; - -L.Transformation.prototype = { - // @method transform(point: Point, scale?: Number): Point - // Returns a transformed point, optionally multiplied by the given scale. - // Only accepts actual `L.Point` instances, not arrays. - transform: function (point, scale) { // (Point, Number) -> Point - return this._transform(point.clone(), scale); - }, - - // destructive transform (faster) - _transform: function (point, scale) { - scale = scale || 1; - point.x = scale * (this._a * point.x + this._b); - point.y = scale * (this._c * point.y + this._d); - return point; - }, - - // @method untransform(point: Point, scale?: Number): Point - // Returns the reverse transformation of the given point, optionally divided - // by the given scale. Only accepts actual `L.Point` instances, not arrays. - untransform: function (point, scale) { - scale = scale || 1; - return new L.Point( - (point.x / scale - this._b) / this._a, - (point.y / scale - this._d) / this._c); - } -}; - - - -/* - * @namespace DomUtil - * - * Utility functions to work with the [DOM](https://developer.mozilla.org/docs/Web/API/Document_Object_Model) - * tree, used by Leaflet internally. - * - * Most functions expecting or returning a `HTMLElement` also work for - * SVG elements. The only difference is that classes refer to CSS classes - * in HTML and SVG classes in SVG. - */ - -L.DomUtil = { - - // @function get(id: String|HTMLElement): HTMLElement - // Returns an element given its DOM id, or returns the element itself - // if it was passed directly. - get: function (id) { - return typeof id === 'string' ? document.getElementById(id) : id; - }, - - // @function getStyle(el: HTMLElement, styleAttrib: String): String - // Returns the value for a certain style attribute on an element, - // including computed values or values set through CSS. - getStyle: function (el, style) { - - var value = el.style[style] || (el.currentStyle && el.currentStyle[style]); - - if ((!value || value === 'auto') && document.defaultView) { - var css = document.defaultView.getComputedStyle(el, null); - value = css ? css[style] : null; - } - - return value === 'auto' ? null : value; - }, - - // @function create(tagName: String, className?: String, container?: HTMLElement): HTMLElement - // Creates an HTML element with `tagName`, sets its class to `className`, and optionally appends it to `container` element. - create: function (tagName, className, container) { - - var el = document.createElement(tagName); - el.className = className || ''; - - if (container) { - container.appendChild(el); - } - - return el; - }, - - // @function remove(el: HTMLElement) - // Removes `el` from its parent element - remove: function (el) { - var parent = el.parentNode; - if (parent) { - parent.removeChild(el); - } - }, - - // @function empty(el: HTMLElement) - // Removes all of `el`'s children elements from `el` - empty: function (el) { - while (el.firstChild) { - el.removeChild(el.firstChild); - } - }, - - // @function toFront(el: HTMLElement) - // Makes `el` the last children of its parent, so it renders in front of the other children. - toFront: function (el) { - el.parentNode.appendChild(el); - }, - - // @function toBack(el: HTMLElement) - // Makes `el` the first children of its parent, so it renders back from the other children. - toBack: function (el) { - var parent = el.parentNode; - parent.insertBefore(el, parent.firstChild); - }, - - // @function hasClass(el: HTMLElement, name: String): Boolean - // Returns `true` if the element's class attribute contains `name`. - hasClass: function (el, name) { - if (el.classList !== undefined) { - return el.classList.contains(name); - } - var className = L.DomUtil.getClass(el); - return className.length > 0 && new RegExp('(^|\\s)' + name + '(\\s|$)').test(className); - }, - - // @function addClass(el: HTMLElement, name: String) - // Adds `name` to the element's class attribute. - addClass: function (el, name) { - if (el.classList !== undefined) { - var classes = L.Util.splitWords(name); - for (var i = 0, len = classes.length; i < len; i++) { - el.classList.add(classes[i]); - } - } else if (!L.DomUtil.hasClass(el, name)) { - var className = L.DomUtil.getClass(el); - L.DomUtil.setClass(el, (className ? className + ' ' : '') + name); - } - }, - - // @function removeClass(el: HTMLElement, name: String) - // Removes `name` from the element's class attribute. - removeClass: function (el, name) { - if (el.classList !== undefined) { - el.classList.remove(name); - } else { - L.DomUtil.setClass(el, L.Util.trim((' ' + L.DomUtil.getClass(el) + ' ').replace(' ' + name + ' ', ' '))); - } - }, - - // @function setClass(el: HTMLElement, name: String) - // Sets the element's class. - setClass: function (el, name) { - if (el.className.baseVal === undefined) { - el.className = name; - } else { - // in case of SVG element - el.className.baseVal = name; - } - }, - - // @function getClass(el: HTMLElement): String - // Returns the element's class. - getClass: function (el) { - return el.className.baseVal === undefined ? el.className : el.className.baseVal; - }, - - // @function setOpacity(el: HTMLElement, opacity: Number) - // Set the opacity of an element (including old IE support). - // `opacity` must be a number from `0` to `1`. - setOpacity: function (el, value) { - - if ('opacity' in el.style) { - el.style.opacity = value; - - } else if ('filter' in el.style) { - L.DomUtil._setOpacityIE(el, value); - } - }, - - _setOpacityIE: function (el, value) { - var filter = false, - filterName = 'DXImageTransform.Microsoft.Alpha'; - - // filters collection throws an error if we try to retrieve a filter that doesn't exist - try { - filter = el.filters.item(filterName); - } catch (e) { - // don't set opacity to 1 if we haven't already set an opacity, - // it isn't needed and breaks transparent pngs. - if (value === 1) { return; } - } - - value = Math.round(value * 100); - - if (filter) { - filter.Enabled = (value !== 100); - filter.Opacity = value; - } else { - el.style.filter += ' progid:' + filterName + '(opacity=' + value + ')'; - } - }, - - // @function testProp(props: String[]): String|false - // Goes through the array of style names and returns the first name - // that is a valid style name for an element. If no such name is found, - // it returns false. Useful for vendor-prefixed styles like `transform`. - testProp: function (props) { - - var style = document.documentElement.style; - - for (var i = 0; i < props.length; i++) { - if (props[i] in style) { - return props[i]; - } - } - return false; - }, - - // @function setTransform(el: HTMLElement, offset: Point, scale?: Number) - // Resets the 3D CSS transform of `el` so it is translated by `offset` pixels - // and optionally scaled by `scale`. Does not have an effect if the - // browser doesn't support 3D CSS transforms. - setTransform: function (el, offset, scale) { - var pos = offset || new L.Point(0, 0); - - el.style[L.DomUtil.TRANSFORM] = - (L.Browser.ie3d ? - 'translate(' + pos.x + 'px,' + pos.y + 'px)' : - 'translate3d(' + pos.x + 'px,' + pos.y + 'px,0)') + - (scale ? ' scale(' + scale + ')' : ''); - }, - - // @function setPosition(el: HTMLElement, position: Point) - // Sets the position of `el` to coordinates specified by `position`, - // using CSS translate or top/left positioning depending on the browser - // (used by Leaflet internally to position its layers). - setPosition: function (el, point) { // (HTMLElement, Point[, Boolean]) - - /*eslint-disable */ - el._leaflet_pos = point; - /*eslint-enable */ - - if (L.Browser.any3d) { - L.DomUtil.setTransform(el, point); - } else { - el.style.left = point.x + 'px'; - el.style.top = point.y + 'px'; - } - }, - - // @function getPosition(el: HTMLElement): Point - // Returns the coordinates of an element previously positioned with setPosition. - getPosition: function (el) { - // this method is only used for elements previously positioned using setPosition, - // so it's safe to cache the position for performance - - return el._leaflet_pos || new L.Point(0, 0); - } -}; - - -(function () { - // prefix style property names - - // @property TRANSFORM: String - // Vendor-prefixed fransform style name (e.g. `'webkitTransform'` for WebKit). - L.DomUtil.TRANSFORM = L.DomUtil.testProp( - ['transform', 'WebkitTransform', 'OTransform', 'MozTransform', 'msTransform']); - - - // webkitTransition comes first because some browser versions that drop vendor prefix don't do - // the same for the transitionend event, in particular the Android 4.1 stock browser - - // @property TRANSITION: String - // Vendor-prefixed transform style name. - var transition = L.DomUtil.TRANSITION = L.DomUtil.testProp( - ['webkitTransition', 'transition', 'OTransition', 'MozTransition', 'msTransition']); - - L.DomUtil.TRANSITION_END = - transition === 'webkitTransition' || transition === 'OTransition' ? transition + 'End' : 'transitionend'; - - // @function disableTextSelection() - // Prevents the user from generating `selectstart` DOM events, usually generated - // when the user drags the mouse through a page with text. Used internally - // by Leaflet to override the behaviour of any click-and-drag interaction on - // the map. Affects drag interactions on the whole document. - - // @function enableTextSelection() - // Cancels the effects of a previous [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection). - if ('onselectstart' in document) { - L.DomUtil.disableTextSelection = function () { - L.DomEvent.on(window, 'selectstart', L.DomEvent.preventDefault); - }; - L.DomUtil.enableTextSelection = function () { - L.DomEvent.off(window, 'selectstart', L.DomEvent.preventDefault); - }; - - } else { - var userSelectProperty = L.DomUtil.testProp( - ['userSelect', 'WebkitUserSelect', 'OUserSelect', 'MozUserSelect', 'msUserSelect']); - - L.DomUtil.disableTextSelection = function () { - if (userSelectProperty) { - var style = document.documentElement.style; - this._userSelect = style[userSelectProperty]; - style[userSelectProperty] = 'none'; - } - }; - L.DomUtil.enableTextSelection = function () { - if (userSelectProperty) { - document.documentElement.style[userSelectProperty] = this._userSelect; - delete this._userSelect; - } - }; - } - - // @function disableImageDrag() - // As [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection), but - // for `dragstart` DOM events, usually generated when the user drags an image. - L.DomUtil.disableImageDrag = function () { - L.DomEvent.on(window, 'dragstart', L.DomEvent.preventDefault); - }; - - // @function enableImageDrag() - // Cancels the effects of a previous [`L.DomUtil.disableImageDrag`](#domutil-disabletextselection). - L.DomUtil.enableImageDrag = function () { - L.DomEvent.off(window, 'dragstart', L.DomEvent.preventDefault); - }; - - // @function preventOutline(el: HTMLElement) - // Makes the [outline](https://developer.mozilla.org/docs/Web/CSS/outline) - // of the element `el` invisible. Used internally by Leaflet to prevent - // focusable elements from displaying an outline when the user performs a - // drag interaction on them. - L.DomUtil.preventOutline = function (element) { - while (element.tabIndex === -1) { - element = element.parentNode; - } - if (!element || !element.style) { return; } - L.DomUtil.restoreOutline(); - this._outlineElement = element; - this._outlineStyle = element.style.outline; - element.style.outline = 'none'; - L.DomEvent.on(window, 'keydown', L.DomUtil.restoreOutline, this); - }; - - // @function restoreOutline() - // Cancels the effects of a previous [`L.DomUtil.preventOutline`](). - L.DomUtil.restoreOutline = function () { - if (!this._outlineElement) { return; } - this._outlineElement.style.outline = this._outlineStyle; - delete this._outlineElement; - delete this._outlineStyle; - L.DomEvent.off(window, 'keydown', L.DomUtil.restoreOutline, this); - }; -})(); - - - -/* @class LatLng - * @aka L.LatLng - * - * Represents a geographical point with a certain latitude and longitude. - * - * @example - * - * ``` - * var latlng = L.latLng(50.5, 30.5); - * ``` - * - * All Leaflet methods that accept LatLng objects also accept them in a simple Array form and simple object form (unless noted otherwise), so these lines are equivalent: - * - * ``` - * map.panTo([50, 30]); - * map.panTo({lon: 30, lat: 50}); - * map.panTo({lat: 50, lng: 30}); - * map.panTo(L.latLng(50, 30)); - * ``` - */ - -L.LatLng = function (lat, lng, alt) { - if (isNaN(lat) || isNaN(lng)) { - throw new Error('Invalid LatLng object: (' + lat + ', ' + lng + ')'); - } - - // @property lat: Number - // Latitude in degrees - this.lat = +lat; - - // @property lng: Number - // Longitude in degrees - this.lng = +lng; - - // @property alt: Number - // Altitude in meters (optional) - if (alt !== undefined) { - this.alt = +alt; - } -}; - -L.LatLng.prototype = { - // @method equals(otherLatLng: LatLng, maxMargin?: Number): Boolean - // Returns `true` if the given `LatLng` point is at the same position (within a small margin of error). The margin of error can be overriden by setting `maxMargin` to a small number. - equals: function (obj, maxMargin) { - if (!obj) { return false; } - - obj = L.latLng(obj); - - var margin = Math.max( - Math.abs(this.lat - obj.lat), - Math.abs(this.lng - obj.lng)); - - return margin <= (maxMargin === undefined ? 1.0E-9 : maxMargin); - }, - - // @method toString(): String - // Returns a string representation of the point (for debugging purposes). - toString: function (precision) { - return 'LatLng(' + - L.Util.formatNum(this.lat, precision) + ', ' + - L.Util.formatNum(this.lng, precision) + ')'; - }, - - // @method distanceTo(otherLatLng: LatLng): Number - // Returns the distance (in meters) to the given `LatLng` calculated using the [Haversine formula](http://en.wikipedia.org/wiki/Haversine_formula). - distanceTo: function (other) { - return L.CRS.Earth.distance(this, L.latLng(other)); - }, - - // @method wrap(): LatLng - // Returns a new `LatLng` object with the longitude wrapped so it's always between -180 and +180 degrees. - wrap: function () { - return L.CRS.Earth.wrapLatLng(this); - }, - - // @method toBounds(sizeInMeters: Number): LatLngBounds - // Returns a new `LatLngBounds` object in which each boundary is `sizeInMeters/2` meters apart from the `LatLng`. - toBounds: function (sizeInMeters) { - var latAccuracy = 180 * sizeInMeters / 40075017, - lngAccuracy = latAccuracy / Math.cos((Math.PI / 180) * this.lat); - - return L.latLngBounds( - [this.lat - latAccuracy, this.lng - lngAccuracy], - [this.lat + latAccuracy, this.lng + lngAccuracy]); - }, - - clone: function () { - return new L.LatLng(this.lat, this.lng, this.alt); - } -}; - - - -// @factory L.latLng(latitude: Number, longitude: Number, altitude?: Number): LatLng -// Creates an object representing a geographical point with the given latitude and longitude (and optionally altitude). - -// @alternative -// @factory L.latLng(coords: Array): LatLng -// Expects an array of the form `[Number, Number]` or `[Number, Number, Number]` instead. - -// @alternative -// @factory L.latLng(coords: Object): LatLng -// Expects an plain object of the form `{lat: Number, lng: Number}` or `{lat: Number, lng: Number, alt: Number}` instead. - -L.latLng = function (a, b, c) { - if (a instanceof L.LatLng) { - return a; - } - if (L.Util.isArray(a) && typeof a[0] !== 'object') { - if (a.length === 3) { - return new L.LatLng(a[0], a[1], a[2]); - } - if (a.length === 2) { - return new L.LatLng(a[0], a[1]); - } - return null; - } - if (a === undefined || a === null) { - return a; - } - if (typeof a === 'object' && 'lat' in a) { - return new L.LatLng(a.lat, 'lng' in a ? a.lng : a.lon, a.alt); - } - if (b === undefined) { - return null; - } - return new L.LatLng(a, b, c); -}; - - - -/* - * @class LatLngBounds - * @aka L.LatLngBounds - * - * Represents a rectangular geographical area on a map. - * - * @example - * - * ```js - * var corner1 = L.latLng(40.712, -74.227), - * corner2 = L.latLng(40.774, -74.125), - * bounds = L.latLngBounds(corner1, corner2); - * ``` - * - * All Leaflet methods that accept LatLngBounds objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this: - * - * ```js - * map.fitBounds([ - * [40.712, -74.227], - * [40.774, -74.125] - * ]); - * ``` - * - * Caution: if the area crosses the antimeridian (often confused with the International Date Line), you must specify corners _outside_ the [-180, 180] degrees longitude range. - */ - -L.LatLngBounds = function (corner1, corner2) { // (LatLng, LatLng) or (LatLng[]) - if (!corner1) { return; } - - var latlngs = corner2 ? [corner1, corner2] : corner1; - - for (var i = 0, len = latlngs.length; i < len; i++) { - this.extend(latlngs[i]); - } -}; - -L.LatLngBounds.prototype = { - - // @method extend(latlng: LatLng): this - // Extend the bounds to contain the given point - - // @alternative - // @method extend(otherBounds: LatLngBounds): this - // Extend the bounds to contain the given bounds - extend: function (obj) { - var sw = this._southWest, - ne = this._northEast, - sw2, ne2; - - if (obj instanceof L.LatLng) { - sw2 = obj; - ne2 = obj; - - } else if (obj instanceof L.LatLngBounds) { - sw2 = obj._southWest; - ne2 = obj._northEast; - - if (!sw2 || !ne2) { return this; } - - } else { - return obj ? this.extend(L.latLng(obj) || L.latLngBounds(obj)) : this; - } - - if (!sw && !ne) { - this._southWest = new L.LatLng(sw2.lat, sw2.lng); - this._northEast = new L.LatLng(ne2.lat, ne2.lng); - } else { - sw.lat = Math.min(sw2.lat, sw.lat); - sw.lng = Math.min(sw2.lng, sw.lng); - ne.lat = Math.max(ne2.lat, ne.lat); - ne.lng = Math.max(ne2.lng, ne.lng); - } - - return this; - }, - - // @method pad(bufferRatio: Number): LatLngBounds - // Returns bigger bounds created by extending the current bounds by a given percentage in each direction. - pad: function (bufferRatio) { - var sw = this._southWest, - ne = this._northEast, - heightBuffer = Math.abs(sw.lat - ne.lat) * bufferRatio, - widthBuffer = Math.abs(sw.lng - ne.lng) * bufferRatio; - - return new L.LatLngBounds( - new L.LatLng(sw.lat - heightBuffer, sw.lng - widthBuffer), - new L.LatLng(ne.lat + heightBuffer, ne.lng + widthBuffer)); - }, - - // @method getCenter(): LatLng - // Returns the center point of the bounds. - getCenter: function () { - return new L.LatLng( - (this._southWest.lat + this._northEast.lat) / 2, - (this._southWest.lng + this._northEast.lng) / 2); - }, - - // @method getSouthWest(): LatLng - // Returns the south-west point of the bounds. - getSouthWest: function () { - return this._southWest; - }, - - // @method getNorthEast(): LatLng - // Returns the north-east point of the bounds. - getNorthEast: function () { - return this._northEast; - }, - - // @method getNorthWest(): LatLng - // Returns the north-west point of the bounds. - getNorthWest: function () { - return new L.LatLng(this.getNorth(), this.getWest()); - }, - - // @method getSouthEast(): LatLng - // Returns the south-east point of the bounds. - getSouthEast: function () { - return new L.LatLng(this.getSouth(), this.getEast()); - }, - - // @method getWest(): Number - // Returns the west longitude of the bounds - getWest: function () { - return this._southWest.lng; - }, - - // @method getSouth(): Number - // Returns the south latitude of the bounds - getSouth: function () { - return this._southWest.lat; - }, - - // @method getEast(): Number - // Returns the east longitude of the bounds - getEast: function () { - return this._northEast.lng; - }, - - // @method getNorth(): Number - // Returns the north latitude of the bounds - getNorth: function () { - return this._northEast.lat; - }, - - // @method contains(otherBounds: LatLngBounds): Boolean - // Returns `true` if the rectangle contains the given one. - - // @alternative - // @method contains (latlng: LatLng): Boolean - // Returns `true` if the rectangle contains the given point. - contains: function (obj) { // (LatLngBounds) or (LatLng) -> Boolean - if (typeof obj[0] === 'number' || obj instanceof L.LatLng || 'lat' in obj) { - obj = L.latLng(obj); - } else { - obj = L.latLngBounds(obj); - } - - var sw = this._southWest, - ne = this._northEast, - sw2, ne2; - - if (obj instanceof L.LatLngBounds) { - sw2 = obj.getSouthWest(); - ne2 = obj.getNorthEast(); - } else { - sw2 = ne2 = obj; - } - - return (sw2.lat >= sw.lat) && (ne2.lat <= ne.lat) && - (sw2.lng >= sw.lng) && (ne2.lng <= ne.lng); - }, - - // @method intersects(otherBounds: LatLngBounds): Boolean - // Returns `true` if the rectangle intersects the given bounds. Two bounds intersect if they have at least one point in common. - intersects: function (bounds) { - bounds = L.latLngBounds(bounds); - - var sw = this._southWest, - ne = this._northEast, - sw2 = bounds.getSouthWest(), - ne2 = bounds.getNorthEast(), - - latIntersects = (ne2.lat >= sw.lat) && (sw2.lat <= ne.lat), - lngIntersects = (ne2.lng >= sw.lng) && (sw2.lng <= ne.lng); - - return latIntersects && lngIntersects; - }, - - // @method overlaps(otherBounds: Bounds): Boolean - // Returns `true` if the rectangle overlaps the given bounds. Two bounds overlap if their intersection is an area. - overlaps: function (bounds) { - bounds = L.latLngBounds(bounds); - - var sw = this._southWest, - ne = this._northEast, - sw2 = bounds.getSouthWest(), - ne2 = bounds.getNorthEast(), - - latOverlaps = (ne2.lat > sw.lat) && (sw2.lat < ne.lat), - lngOverlaps = (ne2.lng > sw.lng) && (sw2.lng < ne.lng); - - return latOverlaps && lngOverlaps; - }, - - // @method toBBoxString(): String - // Returns a string with bounding box coordinates in a 'southwest_lng,southwest_lat,northeast_lng,northeast_lat' format. Useful for sending requests to web services that return geo data. - toBBoxString: function () { - return [this.getWest(), this.getSouth(), this.getEast(), this.getNorth()].join(','); - }, - - // @method equals(otherBounds: LatLngBounds): Boolean - // Returns `true` if the rectangle is equivalent (within a small margin of error) to the given bounds. - equals: function (bounds) { - if (!bounds) { return false; } - - bounds = L.latLngBounds(bounds); - - return this._southWest.equals(bounds.getSouthWest()) && - this._northEast.equals(bounds.getNorthEast()); - }, - - // @method isValid(): Boolean - // Returns `true` if the bounds are properly initialized. - isValid: function () { - return !!(this._southWest && this._northEast); - } -}; - -// TODO International date line? - -// @factory L.latLngBounds(corner1: LatLng, corner2: LatLng) -// Creates a `LatLngBounds` object by defining two diagonally opposite corners of the rectangle. - -// @alternative -// @factory L.latLngBounds(latlngs: LatLng[]) -// Creates a `LatLngBounds` object defined by the geographical points it contains. Very useful for zooming the map to fit a particular set of locations with [`fitBounds`](#map-fitbounds). -L.latLngBounds = function (a, b) { - if (a instanceof L.LatLngBounds) { - return a; - } - return new L.LatLngBounds(a, b); -}; - - - -/* - * @namespace Projection - * @section - * Leaflet comes with a set of already defined Projections out of the box: - * - * @projection L.Projection.LonLat - * - * Equirectangular, or Plate Carree projection — the most simple projection, - * mostly used by GIS enthusiasts. Directly maps `x` as longitude, and `y` as - * latitude. Also suitable for flat worlds, e.g. game maps. Used by the - * `EPSG:3395` and `Simple` CRS. - */ - -L.Projection = {}; - -L.Projection.LonLat = { - project: function (latlng) { - return new L.Point(latlng.lng, latlng.lat); - }, - - unproject: function (point) { - return new L.LatLng(point.y, point.x); - }, - - bounds: L.bounds([-180, -90], [180, 90]) -}; - - - -/* - * @namespace Projection - * @projection L.Projection.SphericalMercator - * - * Spherical Mercator projection — the most common projection for online maps, - * used by almost all free and commercial tile providers. Assumes that Earth is - * a sphere. Used by the `EPSG:3857` CRS. - */ - -L.Projection.SphericalMercator = { - - R: 6378137, - MAX_LATITUDE: 85.0511287798, - - project: function (latlng) { - var d = Math.PI / 180, - max = this.MAX_LATITUDE, - lat = Math.max(Math.min(max, latlng.lat), -max), - sin = Math.sin(lat * d); - - return new L.Point( - this.R * latlng.lng * d, - this.R * Math.log((1 + sin) / (1 - sin)) / 2); - }, - - unproject: function (point) { - var d = 180 / Math.PI; - - return new L.LatLng( - (2 * Math.atan(Math.exp(point.y / this.R)) - (Math.PI / 2)) * d, - point.x * d / this.R); - }, - - bounds: (function () { - var d = 6378137 * Math.PI; - return L.bounds([-d, -d], [d, d]); - })() -}; - - - -/* - * @class CRS - * @aka L.CRS - * Abstract class that defines coordinate reference systems for projecting - * geographical points into pixel (screen) coordinates and back (and to - * coordinates in other units for [WMS](https://en.wikipedia.org/wiki/Web_Map_Service) services). See - * [spatial reference system](http://en.wikipedia.org/wiki/Coordinate_reference_system). - * - * Leaflet defines the most usual CRSs by default. If you want to use a - * CRS not defined by default, take a look at the - * [Proj4Leaflet](https://github.com/kartena/Proj4Leaflet) plugin. - */ - -L.CRS = { - // @method latLngToPoint(latlng: LatLng, zoom: Number): Point - // Projects geographical coordinates into pixel coordinates for a given zoom. - latLngToPoint: function (latlng, zoom) { - var projectedPoint = this.projection.project(latlng), - scale = this.scale(zoom); - - return this.transformation._transform(projectedPoint, scale); - }, - - // @method pointToLatLng(point: Point, zoom: Number): LatLng - // The inverse of `latLngToPoint`. Projects pixel coordinates on a given - // zoom into geographical coordinates. - pointToLatLng: function (point, zoom) { - var scale = this.scale(zoom), - untransformedPoint = this.transformation.untransform(point, scale); - - return this.projection.unproject(untransformedPoint); - }, - - // @method project(latlng: LatLng): Point - // Projects geographical coordinates into coordinates in units accepted for - // this CRS (e.g. meters for EPSG:3857, for passing it to WMS services). - project: function (latlng) { - return this.projection.project(latlng); - }, - - // @method unproject(point: Point): LatLng - // Given a projected coordinate returns the corresponding LatLng. - // The inverse of `project`. - unproject: function (point) { - return this.projection.unproject(point); - }, - - // @method scale(zoom: Number): Number - // Returns the scale used when transforming projected coordinates into - // pixel coordinates for a particular zoom. For example, it returns - // `256 * 2^zoom` for Mercator-based CRS. - scale: function (zoom) { - return 256 * Math.pow(2, zoom); - }, - - // @method zoom(scale: Number): Number - // Inverse of `scale()`, returns the zoom level corresponding to a scale - // factor of `scale`. - zoom: function (scale) { - return Math.log(scale / 256) / Math.LN2; - }, - - // @method getProjectedBounds(zoom: Number): Bounds - // Returns the projection's bounds scaled and transformed for the provided `zoom`. - getProjectedBounds: function (zoom) { - if (this.infinite) { return null; } - - var b = this.projection.bounds, - s = this.scale(zoom), - min = this.transformation.transform(b.min, s), - max = this.transformation.transform(b.max, s); - - return L.bounds(min, max); - }, - - // @method distance(latlng1: LatLng, latlng2: LatLng): Number - // Returns the distance between two geographical coordinates. - - // @property code: String - // Standard code name of the CRS passed into WMS services (e.g. `'EPSG:3857'`) - // - // @property wrapLng: Number[] - // An array of two numbers defining whether the longitude (horizontal) coordinate - // axis wraps around a given range and how. Defaults to `[-180, 180]` in most - // geographical CRSs. If `undefined`, the longitude axis does not wrap around. - // - // @property wrapLat: Number[] - // Like `wrapLng`, but for the latitude (vertical) axis. - - // wrapLng: [min, max], - // wrapLat: [min, max], - - // @property infinite: Boolean - // If true, the coordinate space will be unbounded (infinite in both axes) - infinite: false, - - // @method wrapLatLng(latlng: LatLng): LatLng - // Returns a `LatLng` where lat and lng has been wrapped according to the - // CRS's `wrapLat` and `wrapLng` properties, if they are outside the CRS's bounds. - // Only accepts actual `L.LatLng` instances, not arrays. - wrapLatLng: function (latlng) { - var lng = this.wrapLng ? L.Util.wrapNum(latlng.lng, this.wrapLng, true) : latlng.lng, - lat = this.wrapLat ? L.Util.wrapNum(latlng.lat, this.wrapLat, true) : latlng.lat, - alt = latlng.alt; - - return L.latLng(lat, lng, alt); - }, - - // @method wrapLatLngBounds(bounds: LatLngBounds): LatLngBounds - // Returns a `LatLngBounds` with the same size as the given one, ensuring - // that its center is within the CRS's bounds. - // Only accepts actual `L.LatLngBounds` instances, not arrays. - wrapLatLngBounds: function (bounds) { - var center = bounds.getCenter(), - newCenter = this.wrapLatLng(center), - latShift = center.lat - newCenter.lat, - lngShift = center.lng - newCenter.lng; - - if (latShift === 0 && lngShift === 0) { - return bounds; - } - - var sw = bounds.getSouthWest(), - ne = bounds.getNorthEast(), - newSw = L.latLng({lat: sw.lat - latShift, lng: sw.lng - lngShift}), - newNe = L.latLng({lat: ne.lat - latShift, lng: ne.lng - lngShift}); - - return new L.LatLngBounds(newSw, newNe); - } -}; +(function (window, document, undefined) { +var L = { + version: "1.0.3+ed36a04" +}; + +function expose() { + var oldL = window.L; + + L.noConflict = function () { + window.L = oldL; + return this; + }; + + window.L = L; +} + +// define Leaflet for Node module pattern loaders, including Browserify +if (typeof module === 'object' && typeof module.exports === 'object') { + module.exports = L; + +// define Leaflet as an AMD module +} else if (typeof define === 'function' && define.amd) { + define(L); +} + +// define Leaflet as a global L variable, saving the original L to restore later if needed +if (typeof window !== 'undefined') { + expose(); +} + + + +/* + * @namespace Util + * + * Various utility functions, used by Leaflet internally. + */ + +L.Util = { + + // @function extend(dest: Object, src?: Object): Object + // Merges the properties of the `src` object (or multiple objects) into `dest` object and returns the latter. Has an `L.extend` shortcut. + extend: function (dest) { + var i, j, len, src; + + for (j = 1, len = arguments.length; j < len; j++) { + src = arguments[j]; + for (i in src) { + dest[i] = src[i]; + } + } + return dest; + }, + + // @function create(proto: Object, properties?: Object): Object + // Compatibility polyfill for [Object.create](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/create) + create: Object.create || (function () { + function F() {} + return function (proto) { + F.prototype = proto; + return new F(); + }; + })(), + + // @function bind(fn: Function, …): Function + // Returns a new function bound to the arguments passed, like [Function.prototype.bind](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Function/bind). + // Has a `L.bind()` shortcut. + bind: function (fn, obj) { + var slice = Array.prototype.slice; + + if (fn.bind) { + return fn.bind.apply(fn, slice.call(arguments, 1)); + } + + var args = slice.call(arguments, 2); + + return function () { + return fn.apply(obj, args.length ? args.concat(slice.call(arguments)) : arguments); + }; + }, + + // @function stamp(obj: Object): Number + // Returns the unique ID of an object, assiging it one if it doesn't have it. + stamp: function (obj) { + /*eslint-disable */ + obj._leaflet_id = obj._leaflet_id || ++L.Util.lastId; + return obj._leaflet_id; + /*eslint-enable */ + }, + + // @property lastId: Number + // Last unique ID used by [`stamp()`](#util-stamp) + lastId: 0, + + // @function throttle(fn: Function, time: Number, context: Object): Function + // Returns a function which executes function `fn` with the given scope `context` + // (so that the `this` keyword refers to `context` inside `fn`'s code). The function + // `fn` will be called no more than one time per given amount of `time`. The arguments + // received by the bound function will be any arguments passed when binding the + // function, followed by any arguments passed when invoking the bound function. + // Has an `L.bind` shortcut. + throttle: function (fn, time, context) { + var lock, args, wrapperFn, later; + + later = function () { + // reset lock and call if queued + lock = false; + if (args) { + wrapperFn.apply(context, args); + args = false; + } + }; + + wrapperFn = function () { + if (lock) { + // called too soon, queue to call later + args = arguments; + + } else { + // call and lock until later + fn.apply(context, arguments); + setTimeout(later, time); + lock = true; + } + }; + + return wrapperFn; + }, + + // @function wrapNum(num: Number, range: Number[], includeMax?: Boolean): Number + // Returns the number `num` modulo `range` in such a way so it lies within + // `range[0]` and `range[1]`. The returned value will be always smaller than + // `range[1]` unless `includeMax` is set to `true`. + wrapNum: function (x, range, includeMax) { + var max = range[1], + min = range[0], + d = max - min; + return x === max && includeMax ? x : ((x - min) % d + d) % d + min; + }, + + // @function falseFn(): Function + // Returns a function which always returns `false`. + falseFn: function () { return false; }, + + // @function formatNum(num: Number, digits?: Number): Number + // Returns the number `num` rounded to `digits` decimals, or to 5 decimals by default. + formatNum: function (num, digits) { + var pow = Math.pow(10, digits || 5); + return Math.round(num * pow) / pow; + }, + + // @function trim(str: String): String + // Compatibility polyfill for [String.prototype.trim](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/Trim) + trim: function (str) { + return str.trim ? str.trim() : str.replace(/^\s+|\s+$/g, ''); + }, + + // @function splitWords(str: String): String[] + // Trims and splits the string on whitespace and returns the array of parts. + splitWords: function (str) { + return L.Util.trim(str).split(/\s+/); + }, + + // @function setOptions(obj: Object, options: Object): Object + // Merges the given properties to the `options` of the `obj` object, returning the resulting options. See `Class options`. Has an `L.setOptions` shortcut. + setOptions: function (obj, options) { + if (!obj.hasOwnProperty('options')) { + obj.options = obj.options ? L.Util.create(obj.options) : {}; + } + for (var i in options) { + obj.options[i] = options[i]; + } + return obj.options; + }, + + // @function getParamString(obj: Object, existingUrl?: String, uppercase?: Boolean): String + // Converts an object into a parameter URL string, e.g. `{a: "foo", b: "bar"}` + // translates to `'?a=foo&b=bar'`. If `existingUrl` is set, the parameters will + // be appended at the end. If `uppercase` is `true`, the parameter names will + // be uppercased (e.g. `'?A=foo&B=bar'`) + getParamString: function (obj, existingUrl, uppercase) { + var params = []; + for (var i in obj) { + params.push(encodeURIComponent(uppercase ? i.toUpperCase() : i) + '=' + encodeURIComponent(obj[i])); + } + return ((!existingUrl || existingUrl.indexOf('?') === -1) ? '?' : '&') + params.join('&'); + }, + + // @function template(str: String, data: Object): String + // Simple templating facility, accepts a template string of the form `'Hello {a}, {b}'` + // and a data object like `{a: 'foo', b: 'bar'}`, returns evaluated string + // `('Hello foo, bar')`. You can also specify functions instead of strings for + // data values — they will be evaluated passing `data` as an argument. + template: function (str, data) { + return str.replace(L.Util.templateRe, function (str, key) { + var value = data[key]; + + if (value === undefined) { + throw new Error('No value provided for variable ' + str); + + } else if (typeof value === 'function') { + value = value(data); + } + return value; + }); + }, + + templateRe: /\{ *([\w_\-]+) *\}/g, + + // @function isArray(obj): Boolean + // Compatibility polyfill for [Array.isArray](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/isArray) + isArray: Array.isArray || function (obj) { + return (Object.prototype.toString.call(obj) === '[object Array]'); + }, + + // @function indexOf(array: Array, el: Object): Number + // Compatibility polyfill for [Array.prototype.indexOf](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/indexOf) + indexOf: function (array, el) { + for (var i = 0; i < array.length; i++) { + if (array[i] === el) { return i; } + } + return -1; + }, + + // @property emptyImageUrl: String + // Data URI string containing a base64-encoded empty GIF image. + // Used as a hack to free memory from unused images on WebKit-powered + // mobile devices (by setting image `src` to this string). + emptyImageUrl: 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=' +}; + +(function () { + // inspired by http://paulirish.com/2011/requestanimationframe-for-smart-animating/ + + function getPrefixed(name) { + return window['webkit' + name] || window['moz' + name] || window['ms' + name]; + } + + var lastTime = 0; + + // fallback for IE 7-8 + function timeoutDefer(fn) { + var time = +new Date(), + timeToCall = Math.max(0, 16 - (time - lastTime)); + + lastTime = time + timeToCall; + return window.setTimeout(fn, timeToCall); + } + + var requestFn = window.requestAnimationFrame || getPrefixed('RequestAnimationFrame') || timeoutDefer, + cancelFn = window.cancelAnimationFrame || getPrefixed('CancelAnimationFrame') || + getPrefixed('CancelRequestAnimationFrame') || function (id) { window.clearTimeout(id); }; + + + // @function requestAnimFrame(fn: Function, context?: Object, immediate?: Boolean): Number + // Schedules `fn` to be executed when the browser repaints. `fn` is bound to + // `context` if given. When `immediate` is set, `fn` is called immediately if + // the browser doesn't have native support for + // [`window.requestAnimationFrame`](https://developer.mozilla.org/docs/Web/API/window/requestAnimationFrame), + // otherwise it's delayed. Returns a request ID that can be used to cancel the request. + L.Util.requestAnimFrame = function (fn, context, immediate) { + if (immediate && requestFn === timeoutDefer) { + fn.call(context); + } else { + return requestFn.call(window, L.bind(fn, context)); + } + }; + + // @function cancelAnimFrame(id: Number): undefined + // Cancels a previous `requestAnimFrame`. See also [window.cancelAnimationFrame](https://developer.mozilla.org/docs/Web/API/window/cancelAnimationFrame). + L.Util.cancelAnimFrame = function (id) { + if (id) { + cancelFn.call(window, id); + } + }; +})(); + +// shortcuts for most used utility functions +L.extend = L.Util.extend; +L.bind = L.Util.bind; +L.stamp = L.Util.stamp; +L.setOptions = L.Util.setOptions; + + + + +// @class Class +// @aka L.Class + +// @section +// @uninheritable + +// Thanks to John Resig and Dean Edwards for inspiration! + +L.Class = function () {}; + +L.Class.extend = function (props) { + + // @function extend(props: Object): Function + // [Extends the current class](#class-inheritance) given the properties to be included. + // Returns a Javascript function that is a class constructor (to be called with `new`). + var NewClass = function () { + + // call the constructor + if (this.initialize) { + this.initialize.apply(this, arguments); + } + + // call all constructor hooks + this.callInitHooks(); + }; + + var parentProto = NewClass.__super__ = this.prototype; + + var proto = L.Util.create(parentProto); + proto.constructor = NewClass; + + NewClass.prototype = proto; + + // inherit parent's statics + for (var i in this) { + if (this.hasOwnProperty(i) && i !== 'prototype') { + NewClass[i] = this[i]; + } + } + + // mix static properties into the class + if (props.statics) { + L.extend(NewClass, props.statics); + delete props.statics; + } + + // mix includes into the prototype + if (props.includes) { + L.Util.extend.apply(null, [proto].concat(props.includes)); + delete props.includes; + } + + // merge options + if (proto.options) { + props.options = L.Util.extend(L.Util.create(proto.options), props.options); + } + + // mix given properties into the prototype + L.extend(proto, props); + + proto._initHooks = []; + + // add method for calling all hooks + proto.callInitHooks = function () { + + if (this._initHooksCalled) { return; } + + if (parentProto.callInitHooks) { + parentProto.callInitHooks.call(this); + } + + this._initHooksCalled = true; + + for (var i = 0, len = proto._initHooks.length; i < len; i++) { + proto._initHooks[i].call(this); + } + }; + + return NewClass; +}; + + +// @function include(properties: Object): this +// [Includes a mixin](#class-includes) into the current class. +L.Class.include = function (props) { + L.extend(this.prototype, props); + return this; +}; + +// @function mergeOptions(options: Object): this +// [Merges `options`](#class-options) into the defaults of the class. +L.Class.mergeOptions = function (options) { + L.extend(this.prototype.options, options); + return this; +}; + +// @function addInitHook(fn: Function): this +// Adds a [constructor hook](#class-constructor-hooks) to the class. +L.Class.addInitHook = function (fn) { // (Function) || (String, args...) + var args = Array.prototype.slice.call(arguments, 1); + + var init = typeof fn === 'function' ? fn : function () { + this[fn].apply(this, args); + }; + + this.prototype._initHooks = this.prototype._initHooks || []; + this.prototype._initHooks.push(init); + return this; +}; + + + +/* + * @class Evented + * @aka L.Evented + * @inherits Class + * + * A set of methods shared between event-powered classes (like `Map` and `Marker`). Generally, events allow you to execute some function when something happens with an object (e.g. the user clicks on the map, causing the map to fire `'click'` event). + * + * @example + * + * ```js + * map.on('click', function(e) { + * alert(e.latlng); + * } ); + * ``` + * + * Leaflet deals with event listeners by reference, so if you want to add a listener and then remove it, define it as a function: + * + * ```js + * function onClick(e) { ... } + * + * map.on('click', onClick); + * map.off('click', onClick); + * ``` + */ + + +L.Evented = L.Class.extend({ + + /* @method on(type: String, fn: Function, context?: Object): this + * Adds a listener function (`fn`) to a particular event type of the object. You can optionally specify the context of the listener (object the this keyword will point to). You can also pass several space-separated types (e.g. `'click dblclick'`). + * + * @alternative + * @method on(eventMap: Object): this + * Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}` + */ + on: function (types, fn, context) { + + // types can be a map of types/handlers + if (typeof types === 'object') { + for (var type in types) { + // we don't process space-separated events here for performance; + // it's a hot path since Layer uses the on(obj) syntax + this._on(type, types[type], fn); + } + + } else { + // types can be a string of space-separated words + types = L.Util.splitWords(types); + + for (var i = 0, len = types.length; i < len; i++) { + this._on(types[i], fn, context); + } + } + + return this; + }, + + /* @method off(type: String, fn?: Function, context?: Object): this + * Removes a previously added listener function. If no function is specified, it will remove all the listeners of that particular event from the object. Note that if you passed a custom context to `on`, you must pass the same context to `off` in order to remove the listener. + * + * @alternative + * @method off(eventMap: Object): this + * Removes a set of type/listener pairs. + * + * @alternative + * @method off: this + * Removes all listeners to all events on the object. + */ + off: function (types, fn, context) { + + if (!types) { + // clear all listeners if called without arguments + delete this._events; + + } else if (typeof types === 'object') { + for (var type in types) { + this._off(type, types[type], fn); + } + + } else { + types = L.Util.splitWords(types); + + for (var i = 0, len = types.length; i < len; i++) { + this._off(types[i], fn, context); + } + } + + return this; + }, + + // attach listener (without syntactic sugar now) + _on: function (type, fn, context) { + this._events = this._events || {}; + + /* get/init listeners for type */ + var typeListeners = this._events[type]; + if (!typeListeners) { + typeListeners = []; + this._events[type] = typeListeners; + } + + if (context === this) { + // Less memory footprint. + context = undefined; + } + var newListener = {fn: fn, ctx: context}, + listeners = typeListeners; + + // check if fn already there + for (var i = 0, len = listeners.length; i < len; i++) { + if (listeners[i].fn === fn && listeners[i].ctx === context) { + return; + } + } + + listeners.push(newListener); + }, + + _off: function (type, fn, context) { + var listeners, + i, + len; + + if (!this._events) { return; } + + listeners = this._events[type]; + + if (!listeners) { + return; + } + + if (!fn) { + // Set all removed listeners to noop so they are not called if remove happens in fire + for (i = 0, len = listeners.length; i < len; i++) { + listeners[i].fn = L.Util.falseFn; + } + // clear all listeners for a type if function isn't specified + delete this._events[type]; + return; + } + + if (context === this) { + context = undefined; + } + + if (listeners) { + + // find fn and remove it + for (i = 0, len = listeners.length; i < len; i++) { + var l = listeners[i]; + if (l.ctx !== context) { continue; } + if (l.fn === fn) { + + // set the removed listener to noop so that's not called if remove happens in fire + l.fn = L.Util.falseFn; + + if (this._firingCount) { + /* copy array in case events are being fired */ + this._events[type] = listeners = listeners.slice(); + } + listeners.splice(i, 1); + + return; + } + } + } + }, + + // @method fire(type: String, data?: Object, propagate?: Boolean): this + // Fires an event of the specified type. You can optionally provide an data + // object — the first argument of the listener function will contain its + // properties. The event can optionally be propagated to event parents. + fire: function (type, data, propagate) { + if (!this.listens(type, propagate)) { return this; } + + var event = L.Util.extend({}, data, {type: type, target: this}); + + if (this._events) { + var listeners = this._events[type]; + + if (listeners) { + this._firingCount = (this._firingCount + 1) || 1; + for (var i = 0, len = listeners.length; i < len; i++) { + var l = listeners[i]; + l.fn.call(l.ctx || this, event); + } + + this._firingCount--; + } + } + + if (propagate) { + // propagate the event to parents (set with addEventParent) + this._propagateEvent(event); + } + + return this; + }, + + // @method listens(type: String): Boolean + // Returns `true` if a particular event type has any listeners attached to it. + listens: function (type, propagate) { + var listeners = this._events && this._events[type]; + if (listeners && listeners.length) { return true; } + + if (propagate) { + // also check parents for listeners if event propagates + for (var id in this._eventParents) { + if (this._eventParents[id].listens(type, propagate)) { return true; } + } + } + return false; + }, + + // @method once(…): this + // Behaves as [`on(…)`](#evented-on), except the listener will only get fired once and then removed. + once: function (types, fn, context) { + + if (typeof types === 'object') { + for (var type in types) { + this.once(type, types[type], fn); + } + return this; + } + + var handler = L.bind(function () { + this + .off(types, fn, context) + .off(types, handler, context); + }, this); + + // add a listener that's executed once and removed after that + return this + .on(types, fn, context) + .on(types, handler, context); + }, + + // @method addEventParent(obj: Evented): this + // Adds an event parent - an `Evented` that will receive propagated events + addEventParent: function (obj) { + this._eventParents = this._eventParents || {}; + this._eventParents[L.stamp(obj)] = obj; + return this; + }, + + // @method removeEventParent(obj: Evented): this + // Removes an event parent, so it will stop receiving propagated events + removeEventParent: function (obj) { + if (this._eventParents) { + delete this._eventParents[L.stamp(obj)]; + } + return this; + }, + + _propagateEvent: function (e) { + for (var id in this._eventParents) { + this._eventParents[id].fire(e.type, L.extend({layer: e.target}, e), true); + } + } +}); + +var proto = L.Evented.prototype; + +// aliases; we should ditch those eventually + +// @method addEventListener(…): this +// Alias to [`on(…)`](#evented-on) +proto.addEventListener = proto.on; + +// @method removeEventListener(…): this +// Alias to [`off(…)`](#evented-off) + +// @method clearAllEventListeners(…): this +// Alias to [`off()`](#evented-off) +proto.removeEventListener = proto.clearAllEventListeners = proto.off; + +// @method addOneTimeEventListener(…): this +// Alias to [`once(…)`](#evented-once) +proto.addOneTimeEventListener = proto.once; + +// @method fireEvent(…): this +// Alias to [`fire(…)`](#evented-fire) +proto.fireEvent = proto.fire; + +// @method hasEventListeners(…): Boolean +// Alias to [`listens(…)`](#evented-listens) +proto.hasEventListeners = proto.listens; + +L.Mixin = {Events: proto}; + + + +/* + * @namespace Browser + * @aka L.Browser + * + * A namespace with static properties for browser/feature detection used by Leaflet internally. + * + * @example + * + * ```js + * if (L.Browser.ielt9) { + * alert('Upgrade your browser, dude!'); + * } + * ``` + */ + +(function () { + + var ua = navigator.userAgent.toLowerCase(), + doc = document.documentElement, + + ie = 'ActiveXObject' in window, + + webkit = ua.indexOf('webkit') !== -1, + phantomjs = ua.indexOf('phantom') !== -1, + android23 = ua.search('android [23]') !== -1, + chrome = ua.indexOf('chrome') !== -1, + gecko = ua.indexOf('gecko') !== -1 && !webkit && !window.opera && !ie, + + win = navigator.platform.indexOf('Win') === 0, + + mobile = typeof orientation !== 'undefined' || ua.indexOf('mobile') !== -1, + msPointer = !window.PointerEvent && window.MSPointerEvent, + pointer = window.PointerEvent || msPointer, + + ie3d = ie && ('transition' in doc.style), + webkit3d = ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()) && !android23, + gecko3d = 'MozPerspective' in doc.style, + opera12 = 'OTransition' in doc.style; + + + var touch = !window.L_NO_TOUCH && (pointer || 'ontouchstart' in window || + (window.DocumentTouch && document instanceof window.DocumentTouch)); + + L.Browser = { + + // @property ie: Boolean + // `true` for all Internet Explorer versions (not Edge). + ie: ie, + + // @property ielt9: Boolean + // `true` for Internet Explorer versions less than 9. + ielt9: ie && !document.addEventListener, + + // @property edge: Boolean + // `true` for the Edge web browser. + edge: 'msLaunchUri' in navigator && !('documentMode' in document), + + // @property webkit: Boolean + // `true` for webkit-based browsers like Chrome and Safari (including mobile versions). + webkit: webkit, + + // @property gecko: Boolean + // `true` for gecko-based browsers like Firefox. + gecko: gecko, + + // @property android: Boolean + // `true` for any browser running on an Android platform. + android: ua.indexOf('android') !== -1, + + // @property android23: Boolean + // `true` for browsers running on Android 2 or Android 3. + android23: android23, + + // @property chrome: Boolean + // `true` for the Chrome browser. + chrome: chrome, + + // @property safari: Boolean + // `true` for the Safari browser. + safari: !chrome && ua.indexOf('safari') !== -1, + + + // @property win: Boolean + // `true` when the browser is running in a Windows platform + win: win, + + + // @property ie3d: Boolean + // `true` for all Internet Explorer versions supporting CSS transforms. + ie3d: ie3d, + + // @property webkit3d: Boolean + // `true` for webkit-based browsers supporting CSS transforms. + webkit3d: webkit3d, + + // @property gecko3d: Boolean + // `true` for gecko-based browsers supporting CSS transforms. + gecko3d: gecko3d, + + // @property opera12: Boolean + // `true` for the Opera browser supporting CSS transforms (version 12 or later). + opera12: opera12, + + // @property any3d: Boolean + // `true` for all browsers supporting CSS transforms. + any3d: !window.L_DISABLE_3D && (ie3d || webkit3d || gecko3d) && !opera12 && !phantomjs, + + + // @property mobile: Boolean + // `true` for all browsers running in a mobile device. + mobile: mobile, + + // @property mobileWebkit: Boolean + // `true` for all webkit-based browsers in a mobile device. + mobileWebkit: mobile && webkit, + + // @property mobileWebkit3d: Boolean + // `true` for all webkit-based browsers in a mobile device supporting CSS transforms. + mobileWebkit3d: mobile && webkit3d, + + // @property mobileOpera: Boolean + // `true` for the Opera browser in a mobile device. + mobileOpera: mobile && window.opera, + + // @property mobileGecko: Boolean + // `true` for gecko-based browsers running in a mobile device. + mobileGecko: mobile && gecko, + + + // @property touch: Boolean + // `true` for all browsers supporting [touch events](https://developer.mozilla.org/docs/Web/API/Touch_events). + // This does not necessarily mean that the browser is running in a computer with + // a touchscreen, it only means that the browser is capable of understanding + // touch events. + touch: !!touch, + + // @property msPointer: Boolean + // `true` for browsers implementing the Microsoft touch events model (notably IE10). + msPointer: !!msPointer, + + // @property pointer: Boolean + // `true` for all browsers supporting [pointer events](https://msdn.microsoft.com/en-us/library/dn433244%28v=vs.85%29.aspx). + pointer: !!pointer, + + + // @property retina: Boolean + // `true` for browsers on a high-resolution "retina" screen. + retina: (window.devicePixelRatio || (window.screen.deviceXDPI / window.screen.logicalXDPI)) > 1 + }; + +}()); + + + +/* + * @class Point + * @aka L.Point + * + * Represents a point with `x` and `y` coordinates in pixels. + * + * @example + * + * ```js + * var point = L.point(200, 300); + * ``` + * + * All Leaflet methods and options that accept `Point` objects also accept them in a simple Array form (unless noted otherwise), so these lines are equivalent: + * + * ```js + * map.panBy([200, 300]); + * map.panBy(L.point(200, 300)); + * ``` + */ + +L.Point = function (x, y, round) { + // @property x: Number; The `x` coordinate of the point + this.x = (round ? Math.round(x) : x); + // @property y: Number; The `y` coordinate of the point + this.y = (round ? Math.round(y) : y); +}; + +L.Point.prototype = { + + // @method clone(): Point + // Returns a copy of the current point. + clone: function () { + return new L.Point(this.x, this.y); + }, + + // @method add(otherPoint: Point): Point + // Returns the result of addition of the current and the given points. + add: function (point) { + // non-destructive, returns a new point + return this.clone()._add(L.point(point)); + }, + + _add: function (point) { + // destructive, used directly for performance in situations where it's safe to modify existing point + this.x += point.x; + this.y += point.y; + return this; + }, + + // @method subtract(otherPoint: Point): Point + // Returns the result of subtraction of the given point from the current. + subtract: function (point) { + return this.clone()._subtract(L.point(point)); + }, + + _subtract: function (point) { + this.x -= point.x; + this.y -= point.y; + return this; + }, + + // @method divideBy(num: Number): Point + // Returns the result of division of the current point by the given number. + divideBy: function (num) { + return this.clone()._divideBy(num); + }, + + _divideBy: function (num) { + this.x /= num; + this.y /= num; + return this; + }, + + // @method multiplyBy(num: Number): Point + // Returns the result of multiplication of the current point by the given number. + multiplyBy: function (num) { + return this.clone()._multiplyBy(num); + }, + + _multiplyBy: function (num) { + this.x *= num; + this.y *= num; + return this; + }, + + // @method scaleBy(scale: Point): Point + // Multiply each coordinate of the current point by each coordinate of + // `scale`. In linear algebra terms, multiply the point by the + // [scaling matrix](https://en.wikipedia.org/wiki/Scaling_%28geometry%29#Matrix_representation) + // defined by `scale`. + scaleBy: function (point) { + return new L.Point(this.x * point.x, this.y * point.y); + }, + + // @method unscaleBy(scale: Point): Point + // Inverse of `scaleBy`. Divide each coordinate of the current point by + // each coordinate of `scale`. + unscaleBy: function (point) { + return new L.Point(this.x / point.x, this.y / point.y); + }, + + // @method round(): Point + // Returns a copy of the current point with rounded coordinates. + round: function () { + return this.clone()._round(); + }, + + _round: function () { + this.x = Math.round(this.x); + this.y = Math.round(this.y); + return this; + }, + + // @method floor(): Point + // Returns a copy of the current point with floored coordinates (rounded down). + floor: function () { + return this.clone()._floor(); + }, + + _floor: function () { + this.x = Math.floor(this.x); + this.y = Math.floor(this.y); + return this; + }, + + // @method ceil(): Point + // Returns a copy of the current point with ceiled coordinates (rounded up). + ceil: function () { + return this.clone()._ceil(); + }, + + _ceil: function () { + this.x = Math.ceil(this.x); + this.y = Math.ceil(this.y); + return this; + }, + + // @method distanceTo(otherPoint: Point): Number + // Returns the cartesian distance between the current and the given points. + distanceTo: function (point) { + point = L.point(point); + + var x = point.x - this.x, + y = point.y - this.y; + + return Math.sqrt(x * x + y * y); + }, + + // @method equals(otherPoint: Point): Boolean + // Returns `true` if the given point has the same coordinates. + equals: function (point) { + point = L.point(point); + + return point.x === this.x && + point.y === this.y; + }, + + // @method contains(otherPoint: Point): Boolean + // Returns `true` if both coordinates of the given point are less than the corresponding current point coordinates (in absolute values). + contains: function (point) { + point = L.point(point); + + return Math.abs(point.x) <= Math.abs(this.x) && + Math.abs(point.y) <= Math.abs(this.y); + }, + + // @method toString(): String + // Returns a string representation of the point for debugging purposes. + toString: function () { + return 'Point(' + + L.Util.formatNum(this.x) + ', ' + + L.Util.formatNum(this.y) + ')'; + } +}; + +// @factory L.point(x: Number, y: Number, round?: Boolean) +// Creates a Point object with the given `x` and `y` coordinates. If optional `round` is set to true, rounds the `x` and `y` values. + +// @alternative +// @factory L.point(coords: Number[]) +// Expects an array of the form `[x, y]` instead. + +// @alternative +// @factory L.point(coords: Object) +// Expects a plain object of the form `{x: Number, y: Number}` instead. +L.point = function (x, y, round) { + if (x instanceof L.Point) { + return x; + } + if (L.Util.isArray(x)) { + return new L.Point(x[0], x[1]); + } + if (x === undefined || x === null) { + return x; + } + if (typeof x === 'object' && 'x' in x && 'y' in x) { + return new L.Point(x.x, x.y); + } + return new L.Point(x, y, round); +}; + + + +/* + * @class Bounds + * @aka L.Bounds + * + * Represents a rectangular area in pixel coordinates. + * + * @example + * + * ```js + * var p1 = L.point(10, 10), + * p2 = L.point(40, 60), + * bounds = L.bounds(p1, p2); + * ``` + * + * All Leaflet methods that accept `Bounds` objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this: + * + * ```js + * otherBounds.intersects([[10, 10], [40, 60]]); + * ``` + */ + +L.Bounds = function (a, b) { + if (!a) { return; } + + var points = b ? [a, b] : a; + + for (var i = 0, len = points.length; i < len; i++) { + this.extend(points[i]); + } +}; + +L.Bounds.prototype = { + // @method extend(point: Point): this + // Extends the bounds to contain the given point. + extend: function (point) { // (Point) + point = L.point(point); + + // @property min: Point + // The top left corner of the rectangle. + // @property max: Point + // The bottom right corner of the rectangle. + if (!this.min && !this.max) { + this.min = point.clone(); + this.max = point.clone(); + } else { + this.min.x = Math.min(point.x, this.min.x); + this.max.x = Math.max(point.x, this.max.x); + this.min.y = Math.min(point.y, this.min.y); + this.max.y = Math.max(point.y, this.max.y); + } + return this; + }, + + // @method getCenter(round?: Boolean): Point + // Returns the center point of the bounds. + getCenter: function (round) { + return new L.Point( + (this.min.x + this.max.x) / 2, + (this.min.y + this.max.y) / 2, round); + }, + + // @method getBottomLeft(): Point + // Returns the bottom-left point of the bounds. + getBottomLeft: function () { + return new L.Point(this.min.x, this.max.y); + }, + + // @method getTopRight(): Point + // Returns the top-right point of the bounds. + getTopRight: function () { // -> Point + return new L.Point(this.max.x, this.min.y); + }, + + // @method getSize(): Point + // Returns the size of the given bounds + getSize: function () { + return this.max.subtract(this.min); + }, + + // @method contains(otherBounds: Bounds): Boolean + // Returns `true` if the rectangle contains the given one. + // @alternative + // @method contains(point: Point): Boolean + // Returns `true` if the rectangle contains the given point. + contains: function (obj) { + var min, max; + + if (typeof obj[0] === 'number' || obj instanceof L.Point) { + obj = L.point(obj); + } else { + obj = L.bounds(obj); + } + + if (obj instanceof L.Bounds) { + min = obj.min; + max = obj.max; + } else { + min = max = obj; + } + + return (min.x >= this.min.x) && + (max.x <= this.max.x) && + (min.y >= this.min.y) && + (max.y <= this.max.y); + }, + + // @method intersects(otherBounds: Bounds): Boolean + // Returns `true` if the rectangle intersects the given bounds. Two bounds + // intersect if they have at least one point in common. + intersects: function (bounds) { // (Bounds) -> Boolean + bounds = L.bounds(bounds); + + var min = this.min, + max = this.max, + min2 = bounds.min, + max2 = bounds.max, + xIntersects = (max2.x >= min.x) && (min2.x <= max.x), + yIntersects = (max2.y >= min.y) && (min2.y <= max.y); + + return xIntersects && yIntersects; + }, + + // @method overlaps(otherBounds: Bounds): Boolean + // Returns `true` if the rectangle overlaps the given bounds. Two bounds + // overlap if their intersection is an area. + overlaps: function (bounds) { // (Bounds) -> Boolean + bounds = L.bounds(bounds); + + var min = this.min, + max = this.max, + min2 = bounds.min, + max2 = bounds.max, + xOverlaps = (max2.x > min.x) && (min2.x < max.x), + yOverlaps = (max2.y > min.y) && (min2.y < max.y); + + return xOverlaps && yOverlaps; + }, + + isValid: function () { + return !!(this.min && this.max); + } +}; + + +// @factory L.bounds(topLeft: Point, bottomRight: Point) +// Creates a Bounds object from two coordinates (usually top-left and bottom-right corners). +// @alternative +// @factory L.bounds(points: Point[]) +// Creates a Bounds object from the points it contains +L.bounds = function (a, b) { + if (!a || a instanceof L.Bounds) { + return a; + } + return new L.Bounds(a, b); +}; + + + +/* + * @class Transformation + * @aka L.Transformation + * + * Represents an affine transformation: a set of coefficients `a`, `b`, `c`, `d` + * for transforming a point of a form `(x, y)` into `(a*x + b, c*y + d)` and doing + * the reverse. Used by Leaflet in its projections code. + * + * @example + * + * ```js + * var transformation = new L.Transformation(2, 5, -1, 10), + * p = L.point(1, 2), + * p2 = transformation.transform(p), // L.point(7, 8) + * p3 = transformation.untransform(p2); // L.point(1, 2) + * ``` + */ + + +// factory new L.Transformation(a: Number, b: Number, c: Number, d: Number) +// Creates a `Transformation` object with the given coefficients. +L.Transformation = function (a, b, c, d) { + this._a = a; + this._b = b; + this._c = c; + this._d = d; +}; + +L.Transformation.prototype = { + // @method transform(point: Point, scale?: Number): Point + // Returns a transformed point, optionally multiplied by the given scale. + // Only accepts actual `L.Point` instances, not arrays. + transform: function (point, scale) { // (Point, Number) -> Point + return this._transform(point.clone(), scale); + }, + + // destructive transform (faster) + _transform: function (point, scale) { + scale = scale || 1; + point.x = scale * (this._a * point.x + this._b); + point.y = scale * (this._c * point.y + this._d); + return point; + }, + + // @method untransform(point: Point, scale?: Number): Point + // Returns the reverse transformation of the given point, optionally divided + // by the given scale. Only accepts actual `L.Point` instances, not arrays. + untransform: function (point, scale) { + scale = scale || 1; + return new L.Point( + (point.x / scale - this._b) / this._a, + (point.y / scale - this._d) / this._c); + } +}; + + + +/* + * @namespace DomUtil + * + * Utility functions to work with the [DOM](https://developer.mozilla.org/docs/Web/API/Document_Object_Model) + * tree, used by Leaflet internally. + * + * Most functions expecting or returning a `HTMLElement` also work for + * SVG elements. The only difference is that classes refer to CSS classes + * in HTML and SVG classes in SVG. + */ + +L.DomUtil = { + + // @function get(id: String|HTMLElement): HTMLElement + // Returns an element given its DOM id, or returns the element itself + // if it was passed directly. + get: function (id) { + return typeof id === 'string' ? document.getElementById(id) : id; + }, + + // @function getStyle(el: HTMLElement, styleAttrib: String): String + // Returns the value for a certain style attribute on an element, + // including computed values or values set through CSS. + getStyle: function (el, style) { + + var value = el.style[style] || (el.currentStyle && el.currentStyle[style]); + + if ((!value || value === 'auto') && document.defaultView) { + var css = document.defaultView.getComputedStyle(el, null); + value = css ? css[style] : null; + } + + return value === 'auto' ? null : value; + }, + + // @function create(tagName: String, className?: String, container?: HTMLElement): HTMLElement + // Creates an HTML element with `tagName`, sets its class to `className`, and optionally appends it to `container` element. + create: function (tagName, className, container) { + + var el = document.createElement(tagName); + el.className = className || ''; + + if (container) { + container.appendChild(el); + } + + return el; + }, + + // @function remove(el: HTMLElement) + // Removes `el` from its parent element + remove: function (el) { + var parent = el.parentNode; + if (parent) { + parent.removeChild(el); + } + }, + + // @function empty(el: HTMLElement) + // Removes all of `el`'s children elements from `el` + empty: function (el) { + while (el.firstChild) { + el.removeChild(el.firstChild); + } + }, + + // @function toFront(el: HTMLElement) + // Makes `el` the last children of its parent, so it renders in front of the other children. + toFront: function (el) { + el.parentNode.appendChild(el); + }, + + // @function toBack(el: HTMLElement) + // Makes `el` the first children of its parent, so it renders back from the other children. + toBack: function (el) { + var parent = el.parentNode; + parent.insertBefore(el, parent.firstChild); + }, + + // @function hasClass(el: HTMLElement, name: String): Boolean + // Returns `true` if the element's class attribute contains `name`. + hasClass: function (el, name) { + if (el.classList !== undefined) { + return el.classList.contains(name); + } + var className = L.DomUtil.getClass(el); + return className.length > 0 && new RegExp('(^|\\s)' + name + '(\\s|$)').test(className); + }, + + // @function addClass(el: HTMLElement, name: String) + // Adds `name` to the element's class attribute. + addClass: function (el, name) { + if (el.classList !== undefined) { + var classes = L.Util.splitWords(name); + for (var i = 0, len = classes.length; i < len; i++) { + el.classList.add(classes[i]); + } + } else if (!L.DomUtil.hasClass(el, name)) { + var className = L.DomUtil.getClass(el); + L.DomUtil.setClass(el, (className ? className + ' ' : '') + name); + } + }, + + // @function removeClass(el: HTMLElement, name: String) + // Removes `name` from the element's class attribute. + removeClass: function (el, name) { + if (el.classList !== undefined) { + el.classList.remove(name); + } else { + L.DomUtil.setClass(el, L.Util.trim((' ' + L.DomUtil.getClass(el) + ' ').replace(' ' + name + ' ', ' '))); + } + }, + + // @function setClass(el: HTMLElement, name: String) + // Sets the element's class. + setClass: function (el, name) { + if (el.className.baseVal === undefined) { + el.className = name; + } else { + // in case of SVG element + el.className.baseVal = name; + } + }, + + // @function getClass(el: HTMLElement): String + // Returns the element's class. + getClass: function (el) { + return el.className.baseVal === undefined ? el.className : el.className.baseVal; + }, + + // @function setOpacity(el: HTMLElement, opacity: Number) + // Set the opacity of an element (including old IE support). + // `opacity` must be a number from `0` to `1`. + setOpacity: function (el, value) { + + if ('opacity' in el.style) { + el.style.opacity = value; + + } else if ('filter' in el.style) { + L.DomUtil._setOpacityIE(el, value); + } + }, + + _setOpacityIE: function (el, value) { + var filter = false, + filterName = 'DXImageTransform.Microsoft.Alpha'; + + // filters collection throws an error if we try to retrieve a filter that doesn't exist + try { + filter = el.filters.item(filterName); + } catch (e) { + // don't set opacity to 1 if we haven't already set an opacity, + // it isn't needed and breaks transparent pngs. + if (value === 1) { return; } + } + + value = Math.round(value * 100); + + if (filter) { + filter.Enabled = (value !== 100); + filter.Opacity = value; + } else { + el.style.filter += ' progid:' + filterName + '(opacity=' + value + ')'; + } + }, + + // @function testProp(props: String[]): String|false + // Goes through the array of style names and returns the first name + // that is a valid style name for an element. If no such name is found, + // it returns false. Useful for vendor-prefixed styles like `transform`. + testProp: function (props) { + + var style = document.documentElement.style; + + for (var i = 0; i < props.length; i++) { + if (props[i] in style) { + return props[i]; + } + } + return false; + }, + + // @function setTransform(el: HTMLElement, offset: Point, scale?: Number) + // Resets the 3D CSS transform of `el` so it is translated by `offset` pixels + // and optionally scaled by `scale`. Does not have an effect if the + // browser doesn't support 3D CSS transforms. + setTransform: function (el, offset, scale) { + var pos = offset || new L.Point(0, 0); + + el.style[L.DomUtil.TRANSFORM] = + (L.Browser.ie3d ? + 'translate(' + pos.x + 'px,' + pos.y + 'px)' : + 'translate3d(' + pos.x + 'px,' + pos.y + 'px,0)') + + (scale ? ' scale(' + scale + ')' : ''); + }, + + // @function setPosition(el: HTMLElement, position: Point) + // Sets the position of `el` to coordinates specified by `position`, + // using CSS translate or top/left positioning depending on the browser + // (used by Leaflet internally to position its layers). + setPosition: function (el, point) { // (HTMLElement, Point[, Boolean]) + + /*eslint-disable */ + el._leaflet_pos = point; + /*eslint-enable */ + + if (L.Browser.any3d) { + L.DomUtil.setTransform(el, point); + } else { + el.style.left = point.x + 'px'; + el.style.top = point.y + 'px'; + } + }, + + // @function getPosition(el: HTMLElement): Point + // Returns the coordinates of an element previously positioned with setPosition. + getPosition: function (el) { + // this method is only used for elements previously positioned using setPosition, + // so it's safe to cache the position for performance + + return el._leaflet_pos || new L.Point(0, 0); + } +}; + + +(function () { + // prefix style property names + + // @property TRANSFORM: String + // Vendor-prefixed fransform style name (e.g. `'webkitTransform'` for WebKit). + L.DomUtil.TRANSFORM = L.DomUtil.testProp( + ['transform', 'WebkitTransform', 'OTransform', 'MozTransform', 'msTransform']); + + + // webkitTransition comes first because some browser versions that drop vendor prefix don't do + // the same for the transitionend event, in particular the Android 4.1 stock browser + + // @property TRANSITION: String + // Vendor-prefixed transform style name. + var transition = L.DomUtil.TRANSITION = L.DomUtil.testProp( + ['webkitTransition', 'transition', 'OTransition', 'MozTransition', 'msTransition']); + + L.DomUtil.TRANSITION_END = + transition === 'webkitTransition' || transition === 'OTransition' ? transition + 'End' : 'transitionend'; + + // @function disableTextSelection() + // Prevents the user from generating `selectstart` DOM events, usually generated + // when the user drags the mouse through a page with text. Used internally + // by Leaflet to override the behaviour of any click-and-drag interaction on + // the map. Affects drag interactions on the whole document. + + // @function enableTextSelection() + // Cancels the effects of a previous [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection). + if ('onselectstart' in document) { + L.DomUtil.disableTextSelection = function () { + L.DomEvent.on(window, 'selectstart', L.DomEvent.preventDefault); + }; + L.DomUtil.enableTextSelection = function () { + L.DomEvent.off(window, 'selectstart', L.DomEvent.preventDefault); + }; + + } else { + var userSelectProperty = L.DomUtil.testProp( + ['userSelect', 'WebkitUserSelect', 'OUserSelect', 'MozUserSelect', 'msUserSelect']); + + L.DomUtil.disableTextSelection = function () { + if (userSelectProperty) { + var style = document.documentElement.style; + this._userSelect = style[userSelectProperty]; + style[userSelectProperty] = 'none'; + } + }; + L.DomUtil.enableTextSelection = function () { + if (userSelectProperty) { + document.documentElement.style[userSelectProperty] = this._userSelect; + delete this._userSelect; + } + }; + } + + // @function disableImageDrag() + // As [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection), but + // for `dragstart` DOM events, usually generated when the user drags an image. + L.DomUtil.disableImageDrag = function () { + L.DomEvent.on(window, 'dragstart', L.DomEvent.preventDefault); + }; + + // @function enableImageDrag() + // Cancels the effects of a previous [`L.DomUtil.disableImageDrag`](#domutil-disabletextselection). + L.DomUtil.enableImageDrag = function () { + L.DomEvent.off(window, 'dragstart', L.DomEvent.preventDefault); + }; + + // @function preventOutline(el: HTMLElement) + // Makes the [outline](https://developer.mozilla.org/docs/Web/CSS/outline) + // of the element `el` invisible. Used internally by Leaflet to prevent + // focusable elements from displaying an outline when the user performs a + // drag interaction on them. + L.DomUtil.preventOutline = function (element) { + while (element.tabIndex === -1) { + element = element.parentNode; + } + if (!element || !element.style) { return; } + L.DomUtil.restoreOutline(); + this._outlineElement = element; + this._outlineStyle = element.style.outline; + element.style.outline = 'none'; + L.DomEvent.on(window, 'keydown', L.DomUtil.restoreOutline, this); + }; + + // @function restoreOutline() + // Cancels the effects of a previous [`L.DomUtil.preventOutline`](). + L.DomUtil.restoreOutline = function () { + if (!this._outlineElement) { return; } + this._outlineElement.style.outline = this._outlineStyle; + delete this._outlineElement; + delete this._outlineStyle; + L.DomEvent.off(window, 'keydown', L.DomUtil.restoreOutline, this); + }; +})(); + + + +/* @class LatLng + * @aka L.LatLng + * + * Represents a geographical point with a certain latitude and longitude. + * + * @example + * + * ``` + * var latlng = L.latLng(50.5, 30.5); + * ``` + * + * All Leaflet methods that accept LatLng objects also accept them in a simple Array form and simple object form (unless noted otherwise), so these lines are equivalent: + * + * ``` + * map.panTo([50, 30]); + * map.panTo({lon: 30, lat: 50}); + * map.panTo({lat: 50, lng: 30}); + * map.panTo(L.latLng(50, 30)); + * ``` + */ + +L.LatLng = function (lat, lng, alt) { + if (isNaN(lat) || isNaN(lng)) { + throw new Error('Invalid LatLng object: (' + lat + ', ' + lng + ')'); + } + + // @property lat: Number + // Latitude in degrees + this.lat = +lat; + + // @property lng: Number + // Longitude in degrees + this.lng = +lng; + + // @property alt: Number + // Altitude in meters (optional) + if (alt !== undefined) { + this.alt = +alt; + } +}; + +L.LatLng.prototype = { + // @method equals(otherLatLng: LatLng, maxMargin?: Number): Boolean + // Returns `true` if the given `LatLng` point is at the same position (within a small margin of error). The margin of error can be overriden by setting `maxMargin` to a small number. + equals: function (obj, maxMargin) { + if (!obj) { return false; } + + obj = L.latLng(obj); + + var margin = Math.max( + Math.abs(this.lat - obj.lat), + Math.abs(this.lng - obj.lng)); + + return margin <= (maxMargin === undefined ? 1.0E-9 : maxMargin); + }, + + // @method toString(): String + // Returns a string representation of the point (for debugging purposes). + toString: function (precision) { + return 'LatLng(' + + L.Util.formatNum(this.lat, precision) + ', ' + + L.Util.formatNum(this.lng, precision) + ')'; + }, + + // @method distanceTo(otherLatLng: LatLng): Number + // Returns the distance (in meters) to the given `LatLng` calculated using the [Haversine formula](http://en.wikipedia.org/wiki/Haversine_formula). + distanceTo: function (other) { + return L.CRS.Earth.distance(this, L.latLng(other)); + }, + + // @method wrap(): LatLng + // Returns a new `LatLng` object with the longitude wrapped so it's always between -180 and +180 degrees. + wrap: function () { + return L.CRS.Earth.wrapLatLng(this); + }, + + // @method toBounds(sizeInMeters: Number): LatLngBounds + // Returns a new `LatLngBounds` object in which each boundary is `sizeInMeters/2` meters apart from the `LatLng`. + toBounds: function (sizeInMeters) { + var latAccuracy = 180 * sizeInMeters / 40075017, + lngAccuracy = latAccuracy / Math.cos((Math.PI / 180) * this.lat); + + return L.latLngBounds( + [this.lat - latAccuracy, this.lng - lngAccuracy], + [this.lat + latAccuracy, this.lng + lngAccuracy]); + }, + + clone: function () { + return new L.LatLng(this.lat, this.lng, this.alt); + } +}; + + + +// @factory L.latLng(latitude: Number, longitude: Number, altitude?: Number): LatLng +// Creates an object representing a geographical point with the given latitude and longitude (and optionally altitude). + +// @alternative +// @factory L.latLng(coords: Array): LatLng +// Expects an array of the form `[Number, Number]` or `[Number, Number, Number]` instead. + +// @alternative +// @factory L.latLng(coords: Object): LatLng +// Expects an plain object of the form `{lat: Number, lng: Number}` or `{lat: Number, lng: Number, alt: Number}` instead. + +L.latLng = function (a, b, c) { + if (a instanceof L.LatLng) { + return a; + } + if (L.Util.isArray(a) && typeof a[0] !== 'object') { + if (a.length === 3) { + return new L.LatLng(a[0], a[1], a[2]); + } + if (a.length === 2) { + return new L.LatLng(a[0], a[1]); + } + return null; + } + if (a === undefined || a === null) { + return a; + } + if (typeof a === 'object' && 'lat' in a) { + return new L.LatLng(a.lat, 'lng' in a ? a.lng : a.lon, a.alt); + } + if (b === undefined) { + return null; + } + return new L.LatLng(a, b, c); +}; + + + +/* + * @class LatLngBounds + * @aka L.LatLngBounds + * + * Represents a rectangular geographical area on a map. + * + * @example + * + * ```js + * var corner1 = L.latLng(40.712, -74.227), + * corner2 = L.latLng(40.774, -74.125), + * bounds = L.latLngBounds(corner1, corner2); + * ``` + * + * All Leaflet methods that accept LatLngBounds objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this: + * + * ```js + * map.fitBounds([ + * [40.712, -74.227], + * [40.774, -74.125] + * ]); + * ``` + * + * Caution: if the area crosses the antimeridian (often confused with the International Date Line), you must specify corners _outside_ the [-180, 180] degrees longitude range. + */ + +L.LatLngBounds = function (corner1, corner2) { // (LatLng, LatLng) or (LatLng[]) + if (!corner1) { return; } + + var latlngs = corner2 ? [corner1, corner2] : corner1; + + for (var i = 0, len = latlngs.length; i < len; i++) { + this.extend(latlngs[i]); + } +}; + +L.LatLngBounds.prototype = { + + // @method extend(latlng: LatLng): this + // Extend the bounds to contain the given point + + // @alternative + // @method extend(otherBounds: LatLngBounds): this + // Extend the bounds to contain the given bounds + extend: function (obj) { + var sw = this._southWest, + ne = this._northEast, + sw2, ne2; + + if (obj instanceof L.LatLng) { + sw2 = obj; + ne2 = obj; + + } else if (obj instanceof L.LatLngBounds) { + sw2 = obj._southWest; + ne2 = obj._northEast; + + if (!sw2 || !ne2) { return this; } + + } else { + return obj ? this.extend(L.latLng(obj) || L.latLngBounds(obj)) : this; + } + + if (!sw && !ne) { + this._southWest = new L.LatLng(sw2.lat, sw2.lng); + this._northEast = new L.LatLng(ne2.lat, ne2.lng); + } else { + sw.lat = Math.min(sw2.lat, sw.lat); + sw.lng = Math.min(sw2.lng, sw.lng); + ne.lat = Math.max(ne2.lat, ne.lat); + ne.lng = Math.max(ne2.lng, ne.lng); + } + + return this; + }, + + // @method pad(bufferRatio: Number): LatLngBounds + // Returns bigger bounds created by extending the current bounds by a given percentage in each direction. + pad: function (bufferRatio) { + var sw = this._southWest, + ne = this._northEast, + heightBuffer = Math.abs(sw.lat - ne.lat) * bufferRatio, + widthBuffer = Math.abs(sw.lng - ne.lng) * bufferRatio; + + return new L.LatLngBounds( + new L.LatLng(sw.lat - heightBuffer, sw.lng - widthBuffer), + new L.LatLng(ne.lat + heightBuffer, ne.lng + widthBuffer)); + }, + + // @method getCenter(): LatLng + // Returns the center point of the bounds. + getCenter: function () { + return new L.LatLng( + (this._southWest.lat + this._northEast.lat) / 2, + (this._southWest.lng + this._northEast.lng) / 2); + }, + + // @method getSouthWest(): LatLng + // Returns the south-west point of the bounds. + getSouthWest: function () { + return this._southWest; + }, + + // @method getNorthEast(): LatLng + // Returns the north-east point of the bounds. + getNorthEast: function () { + return this._northEast; + }, + + // @method getNorthWest(): LatLng + // Returns the north-west point of the bounds. + getNorthWest: function () { + return new L.LatLng(this.getNorth(), this.getWest()); + }, + + // @method getSouthEast(): LatLng + // Returns the south-east point of the bounds. + getSouthEast: function () { + return new L.LatLng(this.getSouth(), this.getEast()); + }, + + // @method getWest(): Number + // Returns the west longitude of the bounds + getWest: function () { + return this._southWest.lng; + }, + + // @method getSouth(): Number + // Returns the south latitude of the bounds + getSouth: function () { + return this._southWest.lat; + }, + + // @method getEast(): Number + // Returns the east longitude of the bounds + getEast: function () { + return this._northEast.lng; + }, + + // @method getNorth(): Number + // Returns the north latitude of the bounds + getNorth: function () { + return this._northEast.lat; + }, + + // @method contains(otherBounds: LatLngBounds): Boolean + // Returns `true` if the rectangle contains the given one. + + // @alternative + // @method contains (latlng: LatLng): Boolean + // Returns `true` if the rectangle contains the given point. + contains: function (obj) { // (LatLngBounds) or (LatLng) -> Boolean + if (typeof obj[0] === 'number' || obj instanceof L.LatLng || 'lat' in obj) { + obj = L.latLng(obj); + } else { + obj = L.latLngBounds(obj); + } + + var sw = this._southWest, + ne = this._northEast, + sw2, ne2; + + if (obj instanceof L.LatLngBounds) { + sw2 = obj.getSouthWest(); + ne2 = obj.getNorthEast(); + } else { + sw2 = ne2 = obj; + } + + return (sw2.lat >= sw.lat) && (ne2.lat <= ne.lat) && + (sw2.lng >= sw.lng) && (ne2.lng <= ne.lng); + }, + + // @method intersects(otherBounds: LatLngBounds): Boolean + // Returns `true` if the rectangle intersects the given bounds. Two bounds intersect if they have at least one point in common. + intersects: function (bounds) { + bounds = L.latLngBounds(bounds); + + var sw = this._southWest, + ne = this._northEast, + sw2 = bounds.getSouthWest(), + ne2 = bounds.getNorthEast(), + + latIntersects = (ne2.lat >= sw.lat) && (sw2.lat <= ne.lat), + lngIntersects = (ne2.lng >= sw.lng) && (sw2.lng <= ne.lng); + + return latIntersects && lngIntersects; + }, + + // @method overlaps(otherBounds: Bounds): Boolean + // Returns `true` if the rectangle overlaps the given bounds. Two bounds overlap if their intersection is an area. + overlaps: function (bounds) { + bounds = L.latLngBounds(bounds); + + var sw = this._southWest, + ne = this._northEast, + sw2 = bounds.getSouthWest(), + ne2 = bounds.getNorthEast(), + + latOverlaps = (ne2.lat > sw.lat) && (sw2.lat < ne.lat), + lngOverlaps = (ne2.lng > sw.lng) && (sw2.lng < ne.lng); + + return latOverlaps && lngOverlaps; + }, + + // @method toBBoxString(): String + // Returns a string with bounding box coordinates in a 'southwest_lng,southwest_lat,northeast_lng,northeast_lat' format. Useful for sending requests to web services that return geo data. + toBBoxString: function () { + return [this.getWest(), this.getSouth(), this.getEast(), this.getNorth()].join(','); + }, + + // @method equals(otherBounds: LatLngBounds): Boolean + // Returns `true` if the rectangle is equivalent (within a small margin of error) to the given bounds. + equals: function (bounds) { + if (!bounds) { return false; } + + bounds = L.latLngBounds(bounds); + + return this._southWest.equals(bounds.getSouthWest()) && + this._northEast.equals(bounds.getNorthEast()); + }, + + // @method isValid(): Boolean + // Returns `true` if the bounds are properly initialized. + isValid: function () { + return !!(this._southWest && this._northEast); + } +}; + +// TODO International date line? + +// @factory L.latLngBounds(corner1: LatLng, corner2: LatLng) +// Creates a `LatLngBounds` object by defining two diagonally opposite corners of the rectangle. + +// @alternative +// @factory L.latLngBounds(latlngs: LatLng[]) +// Creates a `LatLngBounds` object defined by the geographical points it contains. Very useful for zooming the map to fit a particular set of locations with [`fitBounds`](#map-fitbounds). +L.latLngBounds = function (a, b) { + if (a instanceof L.LatLngBounds) { + return a; + } + return new L.LatLngBounds(a, b); +}; + + + +/* + * @namespace Projection + * @section + * Leaflet comes with a set of already defined Projections out of the box: + * + * @projection L.Projection.LonLat + * + * Equirectangular, or Plate Carree projection — the most simple projection, + * mostly used by GIS enthusiasts. Directly maps `x` as longitude, and `y` as + * latitude. Also suitable for flat worlds, e.g. game maps. Used by the + * `EPSG:3395` and `Simple` CRS. + */ + +L.Projection = {}; + +L.Projection.LonLat = { + project: function (latlng) { + return new L.Point(latlng.lng, latlng.lat); + }, + + unproject: function (point) { + return new L.LatLng(point.y, point.x); + }, + + bounds: L.bounds([-180, -90], [180, 90]) +}; + + + +/* + * @namespace Projection + * @projection L.Projection.SphericalMercator + * + * Spherical Mercator projection — the most common projection for online maps, + * used by almost all free and commercial tile providers. Assumes that Earth is + * a sphere. Used by the `EPSG:3857` CRS. + */ + +L.Projection.SphericalMercator = { + + R: 6378137, + MAX_LATITUDE: 85.0511287798, + + project: function (latlng) { + var d = Math.PI / 180, + max = this.MAX_LATITUDE, + lat = Math.max(Math.min(max, latlng.lat), -max), + sin = Math.sin(lat * d); + + return new L.Point( + this.R * latlng.lng * d, + this.R * Math.log((1 + sin) / (1 - sin)) / 2); + }, + + unproject: function (point) { + var d = 180 / Math.PI; + + return new L.LatLng( + (2 * Math.atan(Math.exp(point.y / this.R)) - (Math.PI / 2)) * d, + point.x * d / this.R); + }, + + bounds: (function () { + var d = 6378137 * Math.PI; + return L.bounds([-d, -d], [d, d]); + })() +}; + + + +/* + * @class CRS + * @aka L.CRS + * Abstract class that defines coordinate reference systems for projecting + * geographical points into pixel (screen) coordinates and back (and to + * coordinates in other units for [WMS](https://en.wikipedia.org/wiki/Web_Map_Service) services). See + * [spatial reference system](http://en.wikipedia.org/wiki/Coordinate_reference_system). + * + * Leaflet defines the most usual CRSs by default. If you want to use a + * CRS not defined by default, take a look at the + * [Proj4Leaflet](https://github.com/kartena/Proj4Leaflet) plugin. + */ + +L.CRS = { + // @method latLngToPoint(latlng: LatLng, zoom: Number): Point + // Projects geographical coordinates into pixel coordinates for a given zoom. + latLngToPoint: function (latlng, zoom) { + var projectedPoint = this.projection.project(latlng), + scale = this.scale(zoom); + + return this.transformation._transform(projectedPoint, scale); + }, + + // @method pointToLatLng(point: Point, zoom: Number): LatLng + // The inverse of `latLngToPoint`. Projects pixel coordinates on a given + // zoom into geographical coordinates. + pointToLatLng: function (point, zoom) { + var scale = this.scale(zoom), + untransformedPoint = this.transformation.untransform(point, scale); + + return this.projection.unproject(untransformedPoint); + }, + + // @method project(latlng: LatLng): Point + // Projects geographical coordinates into coordinates in units accepted for + // this CRS (e.g. meters for EPSG:3857, for passing it to WMS services). + project: function (latlng) { + return this.projection.project(latlng); + }, + + // @method unproject(point: Point): LatLng + // Given a projected coordinate returns the corresponding LatLng. + // The inverse of `project`. + unproject: function (point) { + return this.projection.unproject(point); + }, + + // @method scale(zoom: Number): Number + // Returns the scale used when transforming projected coordinates into + // pixel coordinates for a particular zoom. For example, it returns + // `256 * 2^zoom` for Mercator-based CRS. + scale: function (zoom) { + return 256 * Math.pow(2, zoom); + }, + + // @method zoom(scale: Number): Number + // Inverse of `scale()`, returns the zoom level corresponding to a scale + // factor of `scale`. + zoom: function (scale) { + return Math.log(scale / 256) / Math.LN2; + }, + + // @method getProjectedBounds(zoom: Number): Bounds + // Returns the projection's bounds scaled and transformed for the provided `zoom`. + getProjectedBounds: function (zoom) { + if (this.infinite) { return null; } + + var b = this.projection.bounds, + s = this.scale(zoom), + min = this.transformation.transform(b.min, s), + max = this.transformation.transform(b.max, s); + + return L.bounds(min, max); + }, + + // @method distance(latlng1: LatLng, latlng2: LatLng): Number + // Returns the distance between two geographical coordinates. + + // @property code: String + // Standard code name of the CRS passed into WMS services (e.g. `'EPSG:3857'`) + // + // @property wrapLng: Number[] + // An array of two numbers defining whether the longitude (horizontal) coordinate + // axis wraps around a given range and how. Defaults to `[-180, 180]` in most + // geographical CRSs. If `undefined`, the longitude axis does not wrap around. + // + // @property wrapLat: Number[] + // Like `wrapLng`, but for the latitude (vertical) axis. + + // wrapLng: [min, max], + // wrapLat: [min, max], + + // @property infinite: Boolean + // If true, the coordinate space will be unbounded (infinite in both axes) + infinite: false, + + // @method wrapLatLng(latlng: LatLng): LatLng + // Returns a `LatLng` where lat and lng has been wrapped according to the + // CRS's `wrapLat` and `wrapLng` properties, if they are outside the CRS's bounds. + // Only accepts actual `L.LatLng` instances, not arrays. + wrapLatLng: function (latlng) { + var lng = this.wrapLng ? L.Util.wrapNum(latlng.lng, this.wrapLng, true) : latlng.lng, + lat = this.wrapLat ? L.Util.wrapNum(latlng.lat, this.wrapLat, true) : latlng.lat, + alt = latlng.alt; + + return L.latLng(lat, lng, alt); + }, + + // @method wrapLatLngBounds(bounds: LatLngBounds): LatLngBounds + // Returns a `LatLngBounds` with the same size as the given one, ensuring + // that its center is within the CRS's bounds. + // Only accepts actual `L.LatLngBounds` instances, not arrays. + wrapLatLngBounds: function (bounds) { + var center = bounds.getCenter(), + newCenter = this.wrapLatLng(center), + latShift = center.lat - newCenter.lat, + lngShift = center.lng - newCenter.lng; + + if (latShift === 0 && lngShift === 0) { + return bounds; + } + + var sw = bounds.getSouthWest(), + ne = bounds.getNorthEast(), + newSw = L.latLng({lat: sw.lat - latShift, lng: sw.lng - lngShift}), + newNe = L.latLng({lat: ne.lat - latShift, lng: ne.lng - lngShift}); + + return new L.LatLngBounds(newSw, newNe); + } +}; @@ -2234,1656 +2234,1656 @@ L.CRS.Earth = L.extend({}, L.CRS, { -/* - * @namespace CRS - * @crs L.CRS.EPSG3857 - * - * The most common CRS for online maps, used by almost all free and commercial - * tile providers. Uses Spherical Mercator projection. Set in by default in - * Map's `crs` option. - */ - -L.CRS.EPSG3857 = L.extend({}, L.CRS.Earth, { - code: 'EPSG:3857', - projection: L.Projection.SphericalMercator, - - transformation: (function () { - var scale = 0.5 / (Math.PI * L.Projection.SphericalMercator.R); - return new L.Transformation(scale, 0.5, -scale, 0.5); - }()) -}); - -L.CRS.EPSG900913 = L.extend({}, L.CRS.EPSG3857, { - code: 'EPSG:900913' -}); - - - -/* - * @namespace CRS - * @crs L.CRS.EPSG4326 - * - * A common CRS among GIS enthusiasts. Uses simple Equirectangular projection. - * - * Leaflet 1.0.x complies with the [TMS coordinate scheme for EPSG:4326](https://wiki.osgeo.org/wiki/Tile_Map_Service_Specification#global-geodetic), - * which is a breaking change from 0.7.x behaviour. If you are using a `TileLayer` - * with this CRS, ensure that there are two 256x256 pixel tiles covering the - * whole earth at zoom level zero, and that the tile coordinate origin is (-180,+90), - * or (-180,-90) for `TileLayer`s with [the `tms` option](#tilelayer-tms) set. - */ - -L.CRS.EPSG4326 = L.extend({}, L.CRS.Earth, { - code: 'EPSG:4326', - projection: L.Projection.LonLat, - transformation: new L.Transformation(1 / 180, 1, -1 / 180, 0.5) -}); - - - -/* - * @class Map - * @aka L.Map - * @inherits Evented - * - * The central class of the API — it is used to create a map on a page and manipulate it. - * - * @example - * - * ```js - * // initialize the map on the "map" div with a given center and zoom - * var map = L.map('map', { - * center: [51.505, -0.09], - * zoom: 13 - * }); - * ``` - * - */ - -L.Map = L.Evented.extend({ - - options: { - // @section Map State Options - // @option crs: CRS = L.CRS.EPSG3857 - // The [Coordinate Reference System](#crs) to use. Don't change this if you're not - // sure what it means. - crs: L.CRS.EPSG3857, - - // @option center: LatLng = undefined - // Initial geographic center of the map - center: undefined, - - // @option zoom: Number = undefined - // Initial map zoom level - zoom: undefined, - - // @option minZoom: Number = undefined - // Minimum zoom level of the map. Overrides any `minZoom` option set on map layers. - minZoom: undefined, - - // @option maxZoom: Number = undefined - // Maximum zoom level of the map. Overrides any `maxZoom` option set on map layers. - maxZoom: undefined, - - // @option layers: Layer[] = [] - // Array of layers that will be added to the map initially - layers: [], - - // @option maxBounds: LatLngBounds = null - // When this option is set, the map restricts the view to the given - // geographical bounds, bouncing the user back if the user tries to pan - // outside the view. To set the restriction dynamically, use - // [`setMaxBounds`](#map-setmaxbounds) method. - maxBounds: undefined, - - // @option renderer: Renderer = * - // The default method for drawing vector layers on the map. `L.SVG` - // or `L.Canvas` by default depending on browser support. - renderer: undefined, - - - // @section Animation Options - // @option zoomAnimation: Boolean = true - // Whether the map zoom animation is enabled. By default it's enabled - // in all browsers that support CSS3 Transitions except Android. - zoomAnimation: true, - - // @option zoomAnimationThreshold: Number = 4 - // Won't animate zoom if the zoom difference exceeds this value. - zoomAnimationThreshold: 4, - - // @option fadeAnimation: Boolean = true - // Whether the tile fade animation is enabled. By default it's enabled - // in all browsers that support CSS3 Transitions except Android. - fadeAnimation: true, - - // @option markerZoomAnimation: Boolean = true - // Whether markers animate their zoom with the zoom animation, if disabled - // they will disappear for the length of the animation. By default it's - // enabled in all browsers that support CSS3 Transitions except Android. - markerZoomAnimation: true, - - // @option transform3DLimit: Number = 2^23 - // Defines the maximum size of a CSS translation transform. The default - // value should not be changed unless a web browser positions layers in - // the wrong place after doing a large `panBy`. - transform3DLimit: 8388608, // Precision limit of a 32-bit float - - // @section Interaction Options - // @option zoomSnap: Number = 1 - // Forces the map's zoom level to always be a multiple of this, particularly - // right after a [`fitBounds()`](#map-fitbounds) or a pinch-zoom. - // By default, the zoom level snaps to the nearest integer; lower values - // (e.g. `0.5` or `0.1`) allow for greater granularity. A value of `0` - // means the zoom level will not be snapped after `fitBounds` or a pinch-zoom. - zoomSnap: 1, - - // @option zoomDelta: Number = 1 - // Controls how much the map's zoom level will change after a - // [`zoomIn()`](#map-zoomin), [`zoomOut()`](#map-zoomout), pressing `+` - // or `-` on the keyboard, or using the [zoom controls](#control-zoom). - // Values smaller than `1` (e.g. `0.5`) allow for greater granularity. - zoomDelta: 1, - - // @option trackResize: Boolean = true - // Whether the map automatically handles browser window resize to update itself. - trackResize: true - }, - - initialize: function (id, options) { // (HTMLElement or String, Object) - options = L.setOptions(this, options); - - this._initContainer(id); - this._initLayout(); - - // hack for https://github.com/Leaflet/Leaflet/issues/1980 - this._onResize = L.bind(this._onResize, this); - - this._initEvents(); - - if (options.maxBounds) { - this.setMaxBounds(options.maxBounds); - } - - if (options.zoom !== undefined) { - this._zoom = this._limitZoom(options.zoom); - } - - if (options.center && options.zoom !== undefined) { - this.setView(L.latLng(options.center), options.zoom, {reset: true}); - } - - this._handlers = []; - this._layers = {}; - this._zoomBoundLayers = {}; - this._sizeChanged = true; - - this.callInitHooks(); - - // don't animate on browsers without hardware-accelerated transitions or old Android/Opera - this._zoomAnimated = L.DomUtil.TRANSITION && L.Browser.any3d && !L.Browser.mobileOpera && - this.options.zoomAnimation; - - // zoom transitions run with the same duration for all layers, so if one of transitionend events - // happens after starting zoom animation (propagating to the map pane), we know that it ended globally - if (this._zoomAnimated) { - this._createAnimProxy(); - L.DomEvent.on(this._proxy, L.DomUtil.TRANSITION_END, this._catchTransitionEnd, this); - } - - this._addLayers(this.options.layers); - }, - - - // @section Methods for modifying map state - - // @method setView(center: LatLng, zoom: Number, options?: Zoom/pan options): this - // Sets the view of the map (geographical center and zoom) with the given - // animation options. - setView: function (center, zoom, options) { - - zoom = zoom === undefined ? this._zoom : this._limitZoom(zoom); - center = this._limitCenter(L.latLng(center), zoom, this.options.maxBounds); - options = options || {}; - - this._stop(); - - if (this._loaded && !options.reset && options !== true) { - - if (options.animate !== undefined) { - options.zoom = L.extend({animate: options.animate}, options.zoom); - options.pan = L.extend({animate: options.animate, duration: options.duration}, options.pan); - } - - // try animating pan or zoom - var moved = (this._zoom !== zoom) ? - this._tryAnimatedZoom && this._tryAnimatedZoom(center, zoom, options.zoom) : - this._tryAnimatedPan(center, options.pan); - - if (moved) { - // prevent resize handler call, the view will refresh after animation anyway - clearTimeout(this._sizeTimer); - return this; - } - } - - // animation didn't start, just reset the map view - this._resetView(center, zoom); - - return this; - }, - - // @method setZoom(zoom: Number, options: Zoom/pan options): this - // Sets the zoom of the map. - setZoom: function (zoom, options) { - if (!this._loaded) { - this._zoom = zoom; - return this; - } - return this.setView(this.getCenter(), zoom, {zoom: options}); - }, - - // @method zoomIn(delta?: Number, options?: Zoom options): this - // Increases the zoom of the map by `delta` ([`zoomDelta`](#map-zoomdelta) by default). - zoomIn: function (delta, options) { - delta = delta || (L.Browser.any3d ? this.options.zoomDelta : 1); - return this.setZoom(this._zoom + delta, options); - }, - - // @method zoomOut(delta?: Number, options?: Zoom options): this - // Decreases the zoom of the map by `delta` ([`zoomDelta`](#map-zoomdelta) by default). - zoomOut: function (delta, options) { - delta = delta || (L.Browser.any3d ? this.options.zoomDelta : 1); - return this.setZoom(this._zoom - delta, options); - }, - - // @method setZoomAround(latlng: LatLng, zoom: Number, options: Zoom options): this - // Zooms the map while keeping a specified geographical point on the map - // stationary (e.g. used internally for scroll zoom and double-click zoom). - // @alternative - // @method setZoomAround(offset: Point, zoom: Number, options: Zoom options): this - // Zooms the map while keeping a specified pixel on the map (relative to the top-left corner) stationary. - setZoomAround: function (latlng, zoom, options) { - var scale = this.getZoomScale(zoom), - viewHalf = this.getSize().divideBy(2), - containerPoint = latlng instanceof L.Point ? latlng : this.latLngToContainerPoint(latlng), - - centerOffset = containerPoint.subtract(viewHalf).multiplyBy(1 - 1 / scale), - newCenter = this.containerPointToLatLng(viewHalf.add(centerOffset)); - - return this.setView(newCenter, zoom, {zoom: options}); - }, - - _getBoundsCenterZoom: function (bounds, options) { - - options = options || {}; - bounds = bounds.getBounds ? bounds.getBounds() : L.latLngBounds(bounds); - - var paddingTL = L.point(options.paddingTopLeft || options.padding || [0, 0]), - paddingBR = L.point(options.paddingBottomRight || options.padding || [0, 0]), - - zoom = this.getBoundsZoom(bounds, false, paddingTL.add(paddingBR)); - - zoom = (typeof options.maxZoom === 'number') ? Math.min(options.maxZoom, zoom) : zoom; - - var paddingOffset = paddingBR.subtract(paddingTL).divideBy(2), - - swPoint = this.project(bounds.getSouthWest(), zoom), - nePoint = this.project(bounds.getNorthEast(), zoom), - center = this.unproject(swPoint.add(nePoint).divideBy(2).add(paddingOffset), zoom); - - return { - center: center, - zoom: zoom - }; - }, - - // @method fitBounds(bounds: LatLngBounds, options?: fitBounds options): this - // Sets a map view that contains the given geographical bounds with the - // maximum zoom level possible. - fitBounds: function (bounds, options) { - - bounds = L.latLngBounds(bounds); - - if (!bounds.isValid()) { - throw new Error('Bounds are not valid.'); - } - - var target = this._getBoundsCenterZoom(bounds, options); - return this.setView(target.center, target.zoom, options); - }, - - // @method fitWorld(options?: fitBounds options): this - // Sets a map view that mostly contains the whole world with the maximum - // zoom level possible. - fitWorld: function (options) { - return this.fitBounds([[-90, -180], [90, 180]], options); - }, - - // @method panTo(latlng: LatLng, options?: Pan options): this - // Pans the map to a given center. - panTo: function (center, options) { // (LatLng) - return this.setView(center, this._zoom, {pan: options}); - }, - - // @method panBy(offset: Point): this - // Pans the map by a given number of pixels (animated). - panBy: function (offset, options) { - offset = L.point(offset).round(); - options = options || {}; - - if (!offset.x && !offset.y) { - return this.fire('moveend'); - } - // If we pan too far, Chrome gets issues with tiles - // and makes them disappear or appear in the wrong place (slightly offset) #2602 - if (options.animate !== true && !this.getSize().contains(offset)) { - this._resetView(this.unproject(this.project(this.getCenter()).add(offset)), this.getZoom()); - return this; - } - - if (!this._panAnim) { - this._panAnim = new L.PosAnimation(); - - this._panAnim.on({ - 'step': this._onPanTransitionStep, - 'end': this._onPanTransitionEnd - }, this); - } - - // don't fire movestart if animating inertia - if (!options.noMoveStart) { - this.fire('movestart'); - } - - // animate pan unless animate: false specified - if (options.animate !== false) { - L.DomUtil.addClass(this._mapPane, 'leaflet-pan-anim'); - - var newPos = this._getMapPanePos().subtract(offset).round(); - this._panAnim.run(this._mapPane, newPos, options.duration || 0.25, options.easeLinearity); - } else { - this._rawPanBy(offset); - this.fire('move').fire('moveend'); - } - - return this; - }, - - // @method flyTo(latlng: LatLng, zoom?: Number, options?: Zoom/pan options): this - // Sets the view of the map (geographical center and zoom) performing a smooth - // pan-zoom animation. - flyTo: function (targetCenter, targetZoom, options) { - - options = options || {}; - if (options.animate === false || !L.Browser.any3d) { - return this.setView(targetCenter, targetZoom, options); - } - - this._stop(); - - var from = this.project(this.getCenter()), - to = this.project(targetCenter), - size = this.getSize(), - startZoom = this._zoom; - - targetCenter = L.latLng(targetCenter); - targetZoom = targetZoom === undefined ? startZoom : targetZoom; - - var w0 = Math.max(size.x, size.y), - w1 = w0 * this.getZoomScale(startZoom, targetZoom), - u1 = (to.distanceTo(from)) || 1, - rho = 1.42, - rho2 = rho * rho; - - function r(i) { - var s1 = i ? -1 : 1, - s2 = i ? w1 : w0, - t1 = w1 * w1 - w0 * w0 + s1 * rho2 * rho2 * u1 * u1, - b1 = 2 * s2 * rho2 * u1, - b = t1 / b1, - sq = Math.sqrt(b * b + 1) - b; - - // workaround for floating point precision bug when sq = 0, log = -Infinite, - // thus triggering an infinite loop in flyTo - var log = sq < 0.000000001 ? -18 : Math.log(sq); - - return log; - } - - function sinh(n) { return (Math.exp(n) - Math.exp(-n)) / 2; } - function cosh(n) { return (Math.exp(n) + Math.exp(-n)) / 2; } - function tanh(n) { return sinh(n) / cosh(n); } - - var r0 = r(0); - - function w(s) { return w0 * (cosh(r0) / cosh(r0 + rho * s)); } - function u(s) { return w0 * (cosh(r0) * tanh(r0 + rho * s) - sinh(r0)) / rho2; } - - function easeOut(t) { return 1 - Math.pow(1 - t, 1.5); } - - var start = Date.now(), - S = (r(1) - r0) / rho, - duration = options.duration ? 1000 * options.duration : 1000 * S * 0.8; - - function frame() { - var t = (Date.now() - start) / duration, - s = easeOut(t) * S; - - if (t <= 1) { - this._flyToFrame = L.Util.requestAnimFrame(frame, this); - - this._move( - this.unproject(from.add(to.subtract(from).multiplyBy(u(s) / u1)), startZoom), - this.getScaleZoom(w0 / w(s), startZoom), - {flyTo: true}); - - } else { - this - ._move(targetCenter, targetZoom) - ._moveEnd(true); - } - } - - this._moveStart(true); - - frame.call(this); - return this; - }, - - // @method flyToBounds(bounds: LatLngBounds, options?: fitBounds options): this - // Sets the view of the map with a smooth animation like [`flyTo`](#map-flyto), - // but takes a bounds parameter like [`fitBounds`](#map-fitbounds). - flyToBounds: function (bounds, options) { - var target = this._getBoundsCenterZoom(bounds, options); - return this.flyTo(target.center, target.zoom, options); - }, - - // @method setMaxBounds(bounds: Bounds): this - // Restricts the map view to the given bounds (see the [maxBounds](#map-maxbounds) option). - setMaxBounds: function (bounds) { - bounds = L.latLngBounds(bounds); - - if (!bounds.isValid()) { - this.options.maxBounds = null; - return this.off('moveend', this._panInsideMaxBounds); - } else if (this.options.maxBounds) { - this.off('moveend', this._panInsideMaxBounds); - } - - this.options.maxBounds = bounds; - - if (this._loaded) { - this._panInsideMaxBounds(); - } - - return this.on('moveend', this._panInsideMaxBounds); - }, - - // @method setMinZoom(zoom: Number): this - // Sets the lower limit for the available zoom levels (see the [minZoom](#map-minzoom) option). - setMinZoom: function (zoom) { - this.options.minZoom = zoom; - - if (this._loaded && this.getZoom() < this.options.minZoom) { - return this.setZoom(zoom); - } - - return this; - }, - - // @method setMaxZoom(zoom: Number): this - // Sets the upper limit for the available zoom levels (see the [maxZoom](#map-maxzoom) option). - setMaxZoom: function (zoom) { - this.options.maxZoom = zoom; - - if (this._loaded && (this.getZoom() > this.options.maxZoom)) { - return this.setZoom(zoom); - } - - return this; - }, - - // @method panInsideBounds(bounds: LatLngBounds, options?: Pan options): this - // Pans the map to the closest view that would lie inside the given bounds (if it's not already), controlling the animation using the options specific, if any. - panInsideBounds: function (bounds, options) { - this._enforcingBounds = true; - var center = this.getCenter(), - newCenter = this._limitCenter(center, this._zoom, L.latLngBounds(bounds)); - - if (!center.equals(newCenter)) { - this.panTo(newCenter, options); - } - - this._enforcingBounds = false; - return this; - }, - - // @method invalidateSize(options: Zoom/Pan options): this - // Checks if the map container size changed and updates the map if so — - // call it after you've changed the map size dynamically, also animating - // pan by default. If `options.pan` is `false`, panning will not occur. - // If `options.debounceMoveend` is `true`, it will delay `moveend` event so - // that it doesn't happen often even if the method is called many - // times in a row. - - // @alternative - // @method invalidateSize(animate: Boolean): this - // Checks if the map container size changed and updates the map if so — - // call it after you've changed the map size dynamically, also animating - // pan by default. - invalidateSize: function (options) { - if (!this._loaded) { return this; } - - options = L.extend({ - animate: false, - pan: true - }, options === true ? {animate: true} : options); - - var oldSize = this.getSize(); - this._sizeChanged = true; - this._lastCenter = null; - - var newSize = this.getSize(), - oldCenter = oldSize.divideBy(2).round(), - newCenter = newSize.divideBy(2).round(), - offset = oldCenter.subtract(newCenter); - - if (!offset.x && !offset.y) { return this; } - - if (options.animate && options.pan) { - this.panBy(offset); - - } else { - if (options.pan) { - this._rawPanBy(offset); - } - - this.fire('move'); - - if (options.debounceMoveend) { - clearTimeout(this._sizeTimer); - this._sizeTimer = setTimeout(L.bind(this.fire, this, 'moveend'), 200); - } else { - this.fire('moveend'); - } - } - - // @section Map state change events - // @event resize: ResizeEvent - // Fired when the map is resized. - return this.fire('resize', { - oldSize: oldSize, - newSize: newSize - }); - }, - - // @section Methods for modifying map state - // @method stop(): this - // Stops the currently running `panTo` or `flyTo` animation, if any. - stop: function () { - this.setZoom(this._limitZoom(this._zoom)); - if (!this.options.zoomSnap) { - this.fire('viewreset'); - } - return this._stop(); - }, - - // @section Geolocation methods - // @method locate(options?: Locate options): this - // Tries to locate the user using the Geolocation API, firing a [`locationfound`](#map-locationfound) - // event with location data on success or a [`locationerror`](#map-locationerror) event on failure, - // and optionally sets the map view to the user's location with respect to - // detection accuracy (or to the world view if geolocation failed). - // Note that, if your page doesn't use HTTPS, this method will fail in - // modern browsers ([Chrome 50 and newer](https://sites.google.com/a/chromium.org/dev/Home/chromium-security/deprecating-powerful-features-on-insecure-origins)) - // See `Locate options` for more details. - locate: function (options) { - - options = this._locateOptions = L.extend({ - timeout: 10000, - watch: false - // setView: false - // maxZoom: - // maximumAge: 0 - // enableHighAccuracy: false - }, options); - - if (!('geolocation' in navigator)) { - this._handleGeolocationError({ - code: 0, - message: 'Geolocation not supported.' - }); - return this; - } - - var onResponse = L.bind(this._handleGeolocationResponse, this), - onError = L.bind(this._handleGeolocationError, this); - - if (options.watch) { - this._locationWatchId = - navigator.geolocation.watchPosition(onResponse, onError, options); - } else { - navigator.geolocation.getCurrentPosition(onResponse, onError, options); - } - return this; - }, - - // @method stopLocate(): this - // Stops watching location previously initiated by `map.locate({watch: true})` - // and aborts resetting the map view if map.locate was called with - // `{setView: true}`. - stopLocate: function () { - if (navigator.geolocation && navigator.geolocation.clearWatch) { - navigator.geolocation.clearWatch(this._locationWatchId); - } - if (this._locateOptions) { - this._locateOptions.setView = false; - } - return this; - }, - - _handleGeolocationError: function (error) { - var c = error.code, - message = error.message || - (c === 1 ? 'permission denied' : - (c === 2 ? 'position unavailable' : 'timeout')); - - if (this._locateOptions.setView && !this._loaded) { - this.fitWorld(); - } - - // @section Location events - // @event locationerror: ErrorEvent - // Fired when geolocation (using the [`locate`](#map-locate) method) failed. - this.fire('locationerror', { - code: c, - message: 'Geolocation error: ' + message + '.' - }); - }, - - _handleGeolocationResponse: function (pos) { - var lat = pos.coords.latitude, - lng = pos.coords.longitude, - latlng = new L.LatLng(lat, lng), - bounds = latlng.toBounds(pos.coords.accuracy), - options = this._locateOptions; - - if (options.setView) { - var zoom = this.getBoundsZoom(bounds); - this.setView(latlng, options.maxZoom ? Math.min(zoom, options.maxZoom) : zoom); - } - - var data = { - latlng: latlng, - bounds: bounds, - timestamp: pos.timestamp - }; - - for (var i in pos.coords) { - if (typeof pos.coords[i] === 'number') { - data[i] = pos.coords[i]; - } - } - - // @event locationfound: LocationEvent - // Fired when geolocation (using the [`locate`](#map-locate) method) - // went successfully. - this.fire('locationfound', data); - }, - - // TODO handler.addTo - // TODO Appropiate docs section? - // @section Other Methods - // @method addHandler(name: String, HandlerClass: Function): this - // Adds a new `Handler` to the map, given its name and constructor function. - addHandler: function (name, HandlerClass) { - if (!HandlerClass) { return this; } - - var handler = this[name] = new HandlerClass(this); - - this._handlers.push(handler); - - if (this.options[name]) { - handler.enable(); - } - - return this; - }, - - // @method remove(): this - // Destroys the map and clears all related event listeners. - remove: function () { - - this._initEvents(true); - - if (this._containerId !== this._container._leaflet_id) { - throw new Error('Map container is being reused by another instance'); - } - - try { - // throws error in IE6-8 - delete this._container._leaflet_id; - delete this._containerId; - } catch (e) { - /*eslint-disable */ - this._container._leaflet_id = undefined; - /*eslint-enable */ - this._containerId = undefined; - } - - L.DomUtil.remove(this._mapPane); - - if (this._clearControlPos) { - this._clearControlPos(); - } - - this._clearHandlers(); - - if (this._loaded) { - // @section Map state change events - // @event unload: Event - // Fired when the map is destroyed with [remove](#map-remove) method. - this.fire('unload'); - } - - for (var i in this._layers) { - this._layers[i].remove(); - } - - return this; - }, - - // @section Other Methods - // @method createPane(name: String, container?: HTMLElement): HTMLElement - // Creates a new [map pane](#map-pane) with the given name if it doesn't exist already, - // then returns it. The pane is created as a children of `container`, or - // as a children of the main map pane if not set. - createPane: function (name, container) { - var className = 'leaflet-pane' + (name ? ' leaflet-' + name.replace('Pane', '') + '-pane' : ''), - pane = L.DomUtil.create('div', className, container || this._mapPane); - - if (name) { - this._panes[name] = pane; - } - return pane; - }, - - // @section Methods for Getting Map State - - // @method getCenter(): LatLng - // Returns the geographical center of the map view - getCenter: function () { - this._checkIfLoaded(); - - if (this._lastCenter && !this._moved()) { - return this._lastCenter; - } - return this.layerPointToLatLng(this._getCenterLayerPoint()); - }, - - // @method getZoom(): Number - // Returns the current zoom level of the map view - getZoom: function () { - return this._zoom; - }, - - // @method getBounds(): LatLngBounds - // Returns the geographical bounds visible in the current map view - getBounds: function () { - var bounds = this.getPixelBounds(), - sw = this.unproject(bounds.getBottomLeft()), - ne = this.unproject(bounds.getTopRight()); - - return new L.LatLngBounds(sw, ne); - }, - - // @method getMinZoom(): Number - // Returns the minimum zoom level of the map (if set in the `minZoom` option of the map or of any layers), or `0` by default. - getMinZoom: function () { - return this.options.minZoom === undefined ? this._layersMinZoom || 0 : this.options.minZoom; - }, - - // @method getMaxZoom(): Number - // Returns the maximum zoom level of the map (if set in the `maxZoom` option of the map or of any layers). - getMaxZoom: function () { - return this.options.maxZoom === undefined ? - (this._layersMaxZoom === undefined ? Infinity : this._layersMaxZoom) : - this.options.maxZoom; - }, - - // @method getBoundsZoom(bounds: LatLngBounds, inside?: Boolean): Number - // Returns the maximum zoom level on which the given bounds fit to the map - // view in its entirety. If `inside` (optional) is set to `true`, the method - // instead returns the minimum zoom level on which the map view fits into - // the given bounds in its entirety. - getBoundsZoom: function (bounds, inside, padding) { // (LatLngBounds[, Boolean, Point]) -> Number - bounds = L.latLngBounds(bounds); - padding = L.point(padding || [0, 0]); - - var zoom = this.getZoom() || 0, - min = this.getMinZoom(), - max = this.getMaxZoom(), - nw = bounds.getNorthWest(), - se = bounds.getSouthEast(), - size = this.getSize().subtract(padding), - boundsSize = L.bounds(this.project(se, zoom), this.project(nw, zoom)).getSize(), - snap = L.Browser.any3d ? this.options.zoomSnap : 1; - - var scale = Math.min(size.x / boundsSize.x, size.y / boundsSize.y); - zoom = this.getScaleZoom(scale, zoom); - - if (snap) { - zoom = Math.round(zoom / (snap / 100)) * (snap / 100); // don't jump if within 1% of a snap level - zoom = inside ? Math.ceil(zoom / snap) * snap : Math.floor(zoom / snap) * snap; - } - - return Math.max(min, Math.min(max, zoom)); - }, - - // @method getSize(): Point - // Returns the current size of the map container (in pixels). - getSize: function () { - if (!this._size || this._sizeChanged) { - this._size = new L.Point( - this._container.clientWidth || 0, - this._container.clientHeight || 0); - - this._sizeChanged = false; - } - return this._size.clone(); - }, - - // @method getPixelBounds(): Bounds - // Returns the bounds of the current map view in projected pixel - // coordinates (sometimes useful in layer and overlay implementations). - getPixelBounds: function (center, zoom) { - var topLeftPoint = this._getTopLeftPoint(center, zoom); - return new L.Bounds(topLeftPoint, topLeftPoint.add(this.getSize())); - }, - - // TODO: Check semantics - isn't the pixel origin the 0,0 coord relative to - // the map pane? "left point of the map layer" can be confusing, specially - // since there can be negative offsets. - // @method getPixelOrigin(): Point - // Returns the projected pixel coordinates of the top left point of - // the map layer (useful in custom layer and overlay implementations). - getPixelOrigin: function () { - this._checkIfLoaded(); - return this._pixelOrigin; - }, - - // @method getPixelWorldBounds(zoom?: Number): Bounds - // Returns the world's bounds in pixel coordinates for zoom level `zoom`. - // If `zoom` is omitted, the map's current zoom level is used. - getPixelWorldBounds: function (zoom) { - return this.options.crs.getProjectedBounds(zoom === undefined ? this.getZoom() : zoom); - }, - - // @section Other Methods - - // @method getPane(pane: String|HTMLElement): HTMLElement - // Returns a [map pane](#map-pane), given its name or its HTML element (its identity). - getPane: function (pane) { - return typeof pane === 'string' ? this._panes[pane] : pane; - }, - - // @method getPanes(): Object - // Returns a plain object containing the names of all [panes](#map-pane) as keys and - // the panes as values. - getPanes: function () { - return this._panes; - }, - - // @method getContainer: HTMLElement - // Returns the HTML element that contains the map. - getContainer: function () { - return this._container; - }, - - - // @section Conversion Methods - - // @method getZoomScale(toZoom: Number, fromZoom: Number): Number - // Returns the scale factor to be applied to a map transition from zoom level - // `fromZoom` to `toZoom`. Used internally to help with zoom animations. - getZoomScale: function (toZoom, fromZoom) { - // TODO replace with universal implementation after refactoring projections - var crs = this.options.crs; - fromZoom = fromZoom === undefined ? this._zoom : fromZoom; - return crs.scale(toZoom) / crs.scale(fromZoom); - }, - - // @method getScaleZoom(scale: Number, fromZoom: Number): Number - // Returns the zoom level that the map would end up at, if it is at `fromZoom` - // level and everything is scaled by a factor of `scale`. Inverse of - // [`getZoomScale`](#map-getZoomScale). - getScaleZoom: function (scale, fromZoom) { - var crs = this.options.crs; - fromZoom = fromZoom === undefined ? this._zoom : fromZoom; - var zoom = crs.zoom(scale * crs.scale(fromZoom)); - return isNaN(zoom) ? Infinity : zoom; - }, - - // @method project(latlng: LatLng, zoom: Number): Point - // Projects a geographical coordinate `LatLng` according to the projection - // of the map's CRS, then scales it according to `zoom` and the CRS's - // `Transformation`. The result is pixel coordinate relative to - // the CRS origin. - project: function (latlng, zoom) { - zoom = zoom === undefined ? this._zoom : zoom; - return this.options.crs.latLngToPoint(L.latLng(latlng), zoom); - }, - - // @method unproject(point: Point, zoom: Number): LatLng - // Inverse of [`project`](#map-project). - unproject: function (point, zoom) { - zoom = zoom === undefined ? this._zoom : zoom; - return this.options.crs.pointToLatLng(L.point(point), zoom); - }, - - // @method layerPointToLatLng(point: Point): LatLng - // Given a pixel coordinate relative to the [origin pixel](#map-getpixelorigin), - // returns the corresponding geographical coordinate (for the current zoom level). - layerPointToLatLng: function (point) { - var projectedPoint = L.point(point).add(this.getPixelOrigin()); - return this.unproject(projectedPoint); - }, - - // @method latLngToLayerPoint(latlng: LatLng): Point - // Given a geographical coordinate, returns the corresponding pixel coordinate - // relative to the [origin pixel](#map-getpixelorigin). - latLngToLayerPoint: function (latlng) { - var projectedPoint = this.project(L.latLng(latlng))._round(); - return projectedPoint._subtract(this.getPixelOrigin()); - }, - - // @method wrapLatLng(latlng: LatLng): LatLng - // Returns a `LatLng` where `lat` and `lng` has been wrapped according to the - // map's CRS's `wrapLat` and `wrapLng` properties, if they are outside the - // CRS's bounds. - // By default this means longitude is wrapped around the dateline so its - // value is between -180 and +180 degrees. - wrapLatLng: function (latlng) { - return this.options.crs.wrapLatLng(L.latLng(latlng)); - }, - - // @method wrapLatLngBounds(bounds: LatLngBounds): LatLngBounds - // Returns a `LatLngBounds` with the same size as the given one, ensuring that - // its center is within the CRS's bounds. - // By default this means the center longitude is wrapped around the dateline so its - // value is between -180 and +180 degrees, and the majority of the bounds - // overlaps the CRS's bounds. - wrapLatLngBounds: function (latlng) { - return this.options.crs.wrapLatLngBounds(L.latLngBounds(latlng)); - }, - - // @method distance(latlng1: LatLng, latlng2: LatLng): Number - // Returns the distance between two geographical coordinates according to - // the map's CRS. By default this measures distance in meters. - distance: function (latlng1, latlng2) { - return this.options.crs.distance(L.latLng(latlng1), L.latLng(latlng2)); - }, - - // @method containerPointToLayerPoint(point: Point): Point - // Given a pixel coordinate relative to the map container, returns the corresponding - // pixel coordinate relative to the [origin pixel](#map-getpixelorigin). - containerPointToLayerPoint: function (point) { // (Point) - return L.point(point).subtract(this._getMapPanePos()); - }, - - // @method layerPointToContainerPoint(point: Point): Point - // Given a pixel coordinate relative to the [origin pixel](#map-getpixelorigin), - // returns the corresponding pixel coordinate relative to the map container. - layerPointToContainerPoint: function (point) { // (Point) - return L.point(point).add(this._getMapPanePos()); - }, - - // @method containerPointToLatLng(point: Point): LatLng - // Given a pixel coordinate relative to the map container, returns - // the corresponding geographical coordinate (for the current zoom level). - containerPointToLatLng: function (point) { - var layerPoint = this.containerPointToLayerPoint(L.point(point)); - return this.layerPointToLatLng(layerPoint); - }, - - // @method latLngToContainerPoint(latlng: LatLng): Point - // Given a geographical coordinate, returns the corresponding pixel coordinate - // relative to the map container. - latLngToContainerPoint: function (latlng) { - return this.layerPointToContainerPoint(this.latLngToLayerPoint(L.latLng(latlng))); - }, - - // @method mouseEventToContainerPoint(ev: MouseEvent): Point - // Given a MouseEvent object, returns the pixel coordinate relative to the - // map container where the event took place. - mouseEventToContainerPoint: function (e) { - return L.DomEvent.getMousePosition(e, this._container); - }, - - // @method mouseEventToLayerPoint(ev: MouseEvent): Point - // Given a MouseEvent object, returns the pixel coordinate relative to - // the [origin pixel](#map-getpixelorigin) where the event took place. - mouseEventToLayerPoint: function (e) { - return this.containerPointToLayerPoint(this.mouseEventToContainerPoint(e)); - }, - - // @method mouseEventToLatLng(ev: MouseEvent): LatLng - // Given a MouseEvent object, returns geographical coordinate where the - // event took place. - mouseEventToLatLng: function (e) { // (MouseEvent) - return this.layerPointToLatLng(this.mouseEventToLayerPoint(e)); - }, - - - // map initialization methods - - _initContainer: function (id) { - var container = this._container = L.DomUtil.get(id); - - if (!container) { - throw new Error('Map container not found.'); - } else if (container._leaflet_id) { - throw new Error('Map container is already initialized.'); - } - - L.DomEvent.addListener(container, 'scroll', this._onScroll, this); - this._containerId = L.Util.stamp(container); - }, - - _initLayout: function () { - var container = this._container; - - this._fadeAnimated = this.options.fadeAnimation && L.Browser.any3d; - - L.DomUtil.addClass(container, 'leaflet-container' + - (L.Browser.touch ? ' leaflet-touch' : '') + - (L.Browser.retina ? ' leaflet-retina' : '') + - (L.Browser.ielt9 ? ' leaflet-oldie' : '') + - (L.Browser.safari ? ' leaflet-safari' : '') + - (this._fadeAnimated ? ' leaflet-fade-anim' : '')); - - var position = L.DomUtil.getStyle(container, 'position'); - - if (position !== 'absolute' && position !== 'relative' && position !== 'fixed') { - container.style.position = 'relative'; - } - - this._initPanes(); - - if (this._initControlPos) { - this._initControlPos(); - } - }, - - _initPanes: function () { - var panes = this._panes = {}; - this._paneRenderers = {}; - - // @section - // - // Panes are DOM elements used to control the ordering of layers on the map. You - // can access panes with [`map.getPane`](#map-getpane) or - // [`map.getPanes`](#map-getpanes) methods. New panes can be created with the - // [`map.createPane`](#map-createpane) method. - // - // Every map has the following default panes that differ only in zIndex. - // - // @pane mapPane: HTMLElement = 'auto' - // Pane that contains all other map panes - - this._mapPane = this.createPane('mapPane', this._container); - L.DomUtil.setPosition(this._mapPane, new L.Point(0, 0)); - - // @pane tilePane: HTMLElement = 200 - // Pane for `GridLayer`s and `TileLayer`s - this.createPane('tilePane'); - // @pane overlayPane: HTMLElement = 400 - // Pane for vector overlays (`Path`s), like `Polyline`s and `Polygon`s - this.createPane('shadowPane'); - // @pane shadowPane: HTMLElement = 500 - // Pane for overlay shadows (e.g. `Marker` shadows) - this.createPane('overlayPane'); - // @pane markerPane: HTMLElement = 600 - // Pane for `Icon`s of `Marker`s - this.createPane('markerPane'); - // @pane tooltipPane: HTMLElement = 650 - // Pane for tooltip. - this.createPane('tooltipPane'); - // @pane popupPane: HTMLElement = 700 - // Pane for `Popup`s. - this.createPane('popupPane'); - - if (!this.options.markerZoomAnimation) { - L.DomUtil.addClass(panes.markerPane, 'leaflet-zoom-hide'); - L.DomUtil.addClass(panes.shadowPane, 'leaflet-zoom-hide'); - } - }, - - - // private methods that modify map state - - // @section Map state change events - _resetView: function (center, zoom) { - L.DomUtil.setPosition(this._mapPane, new L.Point(0, 0)); - - var loading = !this._loaded; - this._loaded = true; - zoom = this._limitZoom(zoom); - - this.fire('viewprereset'); - - var zoomChanged = this._zoom !== zoom; - this - ._moveStart(zoomChanged) - ._move(center, zoom) - ._moveEnd(zoomChanged); - - // @event viewreset: Event - // Fired when the map needs to redraw its content (this usually happens - // on map zoom or load). Very useful for creating custom overlays. - this.fire('viewreset'); - - // @event load: Event - // Fired when the map is initialized (when its center and zoom are set - // for the first time). - if (loading) { - this.fire('load'); - } - }, - - _moveStart: function (zoomChanged) { - // @event zoomstart: Event - // Fired when the map zoom is about to change (e.g. before zoom animation). - // @event movestart: Event - // Fired when the view of the map starts changing (e.g. user starts dragging the map). - if (zoomChanged) { - this.fire('zoomstart'); - } - return this.fire('movestart'); - }, - - _move: function (center, zoom, data) { - if (zoom === undefined) { - zoom = this._zoom; - } - var zoomChanged = this._zoom !== zoom; - - this._zoom = zoom; - this._lastCenter = center; - this._pixelOrigin = this._getNewPixelOrigin(center); - - // @event zoom: Event - // Fired repeatedly during any change in zoom level, including zoom - // and fly animations. - if (zoomChanged || (data && data.pinch)) { // Always fire 'zoom' if pinching because #3530 - this.fire('zoom', data); - } - - // @event move: Event - // Fired repeatedly during any movement of the map, including pan and - // fly animations. - return this.fire('move', data); - }, - - _moveEnd: function (zoomChanged) { - // @event zoomend: Event - // Fired when the map has changed, after any animations. - if (zoomChanged) { - this.fire('zoomend'); - } - - // @event moveend: Event - // Fired when the center of the map stops changing (e.g. user stopped - // dragging the map). - return this.fire('moveend'); - }, - - _stop: function () { - L.Util.cancelAnimFrame(this._flyToFrame); - if (this._panAnim) { - this._panAnim.stop(); - } - return this; - }, - - _rawPanBy: function (offset) { - L.DomUtil.setPosition(this._mapPane, this._getMapPanePos().subtract(offset)); - }, - - _getZoomSpan: function () { - return this.getMaxZoom() - this.getMinZoom(); - }, - - _panInsideMaxBounds: function () { - if (!this._enforcingBounds) { - this.panInsideBounds(this.options.maxBounds); - } - }, - - _checkIfLoaded: function () { - if (!this._loaded) { - throw new Error('Set map center and zoom first.'); - } - }, - - // DOM event handling - - // @section Interaction events - _initEvents: function (remove) { - if (!L.DomEvent) { return; } - - this._targets = {}; - this._targets[L.stamp(this._container)] = this; - - var onOff = remove ? 'off' : 'on'; - - // @event click: MouseEvent - // Fired when the user clicks (or taps) the map. - // @event dblclick: MouseEvent - // Fired when the user double-clicks (or double-taps) the map. - // @event mousedown: MouseEvent - // Fired when the user pushes the mouse button on the map. - // @event mouseup: MouseEvent - // Fired when the user releases the mouse button on the map. - // @event mouseover: MouseEvent - // Fired when the mouse enters the map. - // @event mouseout: MouseEvent - // Fired when the mouse leaves the map. - // @event mousemove: MouseEvent - // Fired while the mouse moves over the map. - // @event contextmenu: MouseEvent - // Fired when the user pushes the right mouse button on the map, prevents - // default browser context menu from showing if there are listeners on - // this event. Also fired on mobile when the user holds a single touch - // for a second (also called long press). - // @event keypress: KeyboardEvent - // Fired when the user presses a key from the keyboard while the map is focused. - L.DomEvent[onOff](this._container, 'click dblclick mousedown mouseup ' + - 'mouseover mouseout mousemove contextmenu keypress', this._handleDOMEvent, this); - - if (this.options.trackResize) { - L.DomEvent[onOff](window, 'resize', this._onResize, this); - } - - if (L.Browser.any3d && this.options.transform3DLimit) { - this[onOff]('moveend', this._onMoveEnd); - } - }, - - _onResize: function () { - L.Util.cancelAnimFrame(this._resizeRequest); - this._resizeRequest = L.Util.requestAnimFrame( - function () { this.invalidateSize({debounceMoveend: true}); }, this); - }, - - _onScroll: function () { - this._container.scrollTop = 0; - this._container.scrollLeft = 0; - }, - - _onMoveEnd: function () { - var pos = this._getMapPanePos(); - if (Math.max(Math.abs(pos.x), Math.abs(pos.y)) >= this.options.transform3DLimit) { - // https://bugzilla.mozilla.org/show_bug.cgi?id=1203873 but Webkit also have - // a pixel offset on very high values, see: http://jsfiddle.net/dg6r5hhb/ - this._resetView(this.getCenter(), this.getZoom()); - } - }, - - _findEventTargets: function (e, type) { - var targets = [], - target, - isHover = type === 'mouseout' || type === 'mouseover', - src = e.target || e.srcElement, - dragging = false; - - while (src) { - target = this._targets[L.stamp(src)]; - if (target && (type === 'click' || type === 'preclick') && !e._simulated && this._draggableMoved(target)) { - // Prevent firing click after you just dragged an object. - dragging = true; - break; - } - if (target && target.listens(type, true)) { - if (isHover && !L.DomEvent._isExternalTarget(src, e)) { break; } - targets.push(target); - if (isHover) { break; } - } - if (src === this._container) { break; } - src = src.parentNode; - } - if (!targets.length && !dragging && !isHover && L.DomEvent._isExternalTarget(src, e)) { - targets = [this]; - } - return targets; - }, - - _handleDOMEvent: function (e) { - if (!this._loaded || L.DomEvent._skipped(e)) { return; } - - var type = e.type === 'keypress' && e.keyCode === 13 ? 'click' : e.type; - - if (type === 'mousedown') { - // prevents outline when clicking on keyboard-focusable element - L.DomUtil.preventOutline(e.target || e.srcElement); - } - - this._fireDOMEvent(e, type); - }, - - _fireDOMEvent: function (e, type, targets) { - - if (e.type === 'click') { - // Fire a synthetic 'preclick' event which propagates up (mainly for closing popups). - // @event preclick: MouseEvent - // Fired before mouse click on the map (sometimes useful when you - // want something to happen on click before any existing click - // handlers start running). - var synth = L.Util.extend({}, e); - synth.type = 'preclick'; - this._fireDOMEvent(synth, synth.type, targets); - } - - if (e._stopped) { return; } - - // Find the layer the event is propagating from and its parents. - targets = (targets || []).concat(this._findEventTargets(e, type)); - - if (!targets.length) { return; } - - var target = targets[0]; - if (type === 'contextmenu' && target.listens(type, true)) { - L.DomEvent.preventDefault(e); - } - - var data = { - originalEvent: e - }; - - if (e.type !== 'keypress') { - var isMarker = target instanceof L.Marker; - data.containerPoint = isMarker ? - this.latLngToContainerPoint(target.getLatLng()) : this.mouseEventToContainerPoint(e); - data.layerPoint = this.containerPointToLayerPoint(data.containerPoint); - data.latlng = isMarker ? target.getLatLng() : this.layerPointToLatLng(data.layerPoint); - } - - for (var i = 0; i < targets.length; i++) { - targets[i].fire(type, data, true); - if (data.originalEvent._stopped || - (targets[i].options.nonBubblingEvents && L.Util.indexOf(targets[i].options.nonBubblingEvents, type) !== -1)) { return; } - } - }, - - _draggableMoved: function (obj) { - obj = obj.dragging && obj.dragging.enabled() ? obj : this; - return (obj.dragging && obj.dragging.moved()) || (this.boxZoom && this.boxZoom.moved()); - }, - - _clearHandlers: function () { - for (var i = 0, len = this._handlers.length; i < len; i++) { - this._handlers[i].disable(); - } - }, - - // @section Other Methods - - // @method whenReady(fn: Function, context?: Object): this - // Runs the given function `fn` when the map gets initialized with - // a view (center and zoom) and at least one layer, or immediately - // if it's already initialized, optionally passing a function context. - whenReady: function (callback, context) { - if (this._loaded) { - callback.call(context || this, {target: this}); - } else { - this.on('load', callback, context); - } - return this; - }, - - - // private methods for getting map state - - _getMapPanePos: function () { - return L.DomUtil.getPosition(this._mapPane) || new L.Point(0, 0); - }, - - _moved: function () { - var pos = this._getMapPanePos(); - return pos && !pos.equals([0, 0]); - }, - - _getTopLeftPoint: function (center, zoom) { - var pixelOrigin = center && zoom !== undefined ? - this._getNewPixelOrigin(center, zoom) : - this.getPixelOrigin(); - return pixelOrigin.subtract(this._getMapPanePos()); - }, - - _getNewPixelOrigin: function (center, zoom) { - var viewHalf = this.getSize()._divideBy(2); - return this.project(center, zoom)._subtract(viewHalf)._add(this._getMapPanePos())._round(); - }, - - _latLngToNewLayerPoint: function (latlng, zoom, center) { - var topLeft = this._getNewPixelOrigin(center, zoom); - return this.project(latlng, zoom)._subtract(topLeft); - }, - - _latLngBoundsToNewLayerBounds: function (latLngBounds, zoom, center) { - var topLeft = this._getNewPixelOrigin(center, zoom); - return L.bounds([ - this.project(latLngBounds.getSouthWest(), zoom)._subtract(topLeft), - this.project(latLngBounds.getNorthWest(), zoom)._subtract(topLeft), - this.project(latLngBounds.getSouthEast(), zoom)._subtract(topLeft), - this.project(latLngBounds.getNorthEast(), zoom)._subtract(topLeft) - ]); - }, - - // layer point of the current center - _getCenterLayerPoint: function () { - return this.containerPointToLayerPoint(this.getSize()._divideBy(2)); - }, - - // offset of the specified place to the current center in pixels - _getCenterOffset: function (latlng) { - return this.latLngToLayerPoint(latlng).subtract(this._getCenterLayerPoint()); - }, - - // adjust center for view to get inside bounds - _limitCenter: function (center, zoom, bounds) { - - if (!bounds) { return center; } - - var centerPoint = this.project(center, zoom), - viewHalf = this.getSize().divideBy(2), - viewBounds = new L.Bounds(centerPoint.subtract(viewHalf), centerPoint.add(viewHalf)), - offset = this._getBoundsOffset(viewBounds, bounds, zoom); - - // If offset is less than a pixel, ignore. - // This prevents unstable projections from getting into - // an infinite loop of tiny offsets. - if (offset.round().equals([0, 0])) { - return center; - } - - return this.unproject(centerPoint.add(offset), zoom); - }, - - // adjust offset for view to get inside bounds - _limitOffset: function (offset, bounds) { - if (!bounds) { return offset; } - - var viewBounds = this.getPixelBounds(), - newBounds = new L.Bounds(viewBounds.min.add(offset), viewBounds.max.add(offset)); - - return offset.add(this._getBoundsOffset(newBounds, bounds)); - }, - - // returns offset needed for pxBounds to get inside maxBounds at a specified zoom - _getBoundsOffset: function (pxBounds, maxBounds, zoom) { - var projectedMaxBounds = L.bounds( - this.project(maxBounds.getNorthEast(), zoom), - this.project(maxBounds.getSouthWest(), zoom) - ), - minOffset = projectedMaxBounds.min.subtract(pxBounds.min), - maxOffset = projectedMaxBounds.max.subtract(pxBounds.max), - - dx = this._rebound(minOffset.x, -maxOffset.x), - dy = this._rebound(minOffset.y, -maxOffset.y); - - return new L.Point(dx, dy); - }, - - _rebound: function (left, right) { - return left + right > 0 ? - Math.round(left - right) / 2 : - Math.max(0, Math.ceil(left)) - Math.max(0, Math.floor(right)); - }, - - _limitZoom: function (zoom) { - var min = this.getMinZoom(), - max = this.getMaxZoom(), - snap = L.Browser.any3d ? this.options.zoomSnap : 1; - if (snap) { - zoom = Math.round(zoom / snap) * snap; - } - return Math.max(min, Math.min(max, zoom)); - }, - - _onPanTransitionStep: function () { - this.fire('move'); - }, - - _onPanTransitionEnd: function () { - L.DomUtil.removeClass(this._mapPane, 'leaflet-pan-anim'); - this.fire('moveend'); - }, - - _tryAnimatedPan: function (center, options) { - // difference between the new and current centers in pixels - var offset = this._getCenterOffset(center)._floor(); - - // don't animate too far unless animate: true specified in options - if ((options && options.animate) !== true && !this.getSize().contains(offset)) { return false; } - - this.panBy(offset, options); - - return true; - }, - - _createAnimProxy: function () { - - var proxy = this._proxy = L.DomUtil.create('div', 'leaflet-proxy leaflet-zoom-animated'); - this._panes.mapPane.appendChild(proxy); - - this.on('zoomanim', function (e) { - var prop = L.DomUtil.TRANSFORM, - transform = proxy.style[prop]; - - L.DomUtil.setTransform(proxy, this.project(e.center, e.zoom), this.getZoomScale(e.zoom, 1)); - - // workaround for case when transform is the same and so transitionend event is not fired - if (transform === proxy.style[prop] && this._animatingZoom) { - this._onZoomTransitionEnd(); - } - }, this); - - this.on('load moveend', function () { - var c = this.getCenter(), - z = this.getZoom(); - L.DomUtil.setTransform(proxy, this.project(c, z), this.getZoomScale(z, 1)); - }, this); - }, - - _catchTransitionEnd: function (e) { - if (this._animatingZoom && e.propertyName.indexOf('transform') >= 0) { - this._onZoomTransitionEnd(); - } - }, - - _nothingToAnimate: function () { - return !this._container.getElementsByClassName('leaflet-zoom-animated').length; - }, - - _tryAnimatedZoom: function (center, zoom, options) { - - if (this._animatingZoom) { return true; } - - options = options || {}; - - // don't animate if disabled, not supported or zoom difference is too large - if (!this._zoomAnimated || options.animate === false || this._nothingToAnimate() || - Math.abs(zoom - this._zoom) > this.options.zoomAnimationThreshold) { return false; } - - // offset is the pixel coords of the zoom origin relative to the current center - var scale = this.getZoomScale(zoom), - offset = this._getCenterOffset(center)._divideBy(1 - 1 / scale); - - // don't animate if the zoom origin isn't within one screen from the current center, unless forced - if (options.animate !== true && !this.getSize().contains(offset)) { return false; } - - L.Util.requestAnimFrame(function () { - this - ._moveStart(true) - ._animateZoom(center, zoom, true); - }, this); - - return true; - }, - - _animateZoom: function (center, zoom, startAnim, noUpdate) { - if (startAnim) { - this._animatingZoom = true; - - // remember what center/zoom to set after animation - this._animateToCenter = center; - this._animateToZoom = zoom; - - L.DomUtil.addClass(this._mapPane, 'leaflet-zoom-anim'); - } - - // @event zoomanim: ZoomAnimEvent - // Fired on every frame of a zoom animation - this.fire('zoomanim', { - center: center, - zoom: zoom, - noUpdate: noUpdate - }); - - // Work around webkit not firing 'transitionend', see https://github.com/Leaflet/Leaflet/issues/3689, 2693 - setTimeout(L.bind(this._onZoomTransitionEnd, this), 250); - }, - - _onZoomTransitionEnd: function () { - if (!this._animatingZoom) { return; } - - L.DomUtil.removeClass(this._mapPane, 'leaflet-zoom-anim'); - - this._animatingZoom = false; - - this._move(this._animateToCenter, this._animateToZoom); - - // This anim frame should prevent an obscure iOS webkit tile loading race condition. - L.Util.requestAnimFrame(function () { - this._moveEnd(true); - }, this); - } -}); - -// @section - -// @factory L.map(id: String, options?: Map options) -// Instantiates a map object given the DOM ID of a `
` element -// and optionally an object literal with `Map options`. -// -// @alternative -// @factory L.map(el: HTMLElement, options?: Map options) -// Instantiates a map object given an instance of a `
` HTML element -// and optionally an object literal with `Map options`. -L.map = function (id, options) { - return new L.Map(id, options); -}; +/* + * @namespace CRS + * @crs L.CRS.EPSG3857 + * + * The most common CRS for online maps, used by almost all free and commercial + * tile providers. Uses Spherical Mercator projection. Set in by default in + * Map's `crs` option. + */ + +L.CRS.EPSG3857 = L.extend({}, L.CRS.Earth, { + code: 'EPSG:3857', + projection: L.Projection.SphericalMercator, + + transformation: (function () { + var scale = 0.5 / (Math.PI * L.Projection.SphericalMercator.R); + return new L.Transformation(scale, 0.5, -scale, 0.5); + }()) +}); + +L.CRS.EPSG900913 = L.extend({}, L.CRS.EPSG3857, { + code: 'EPSG:900913' +}); + + + +/* + * @namespace CRS + * @crs L.CRS.EPSG4326 + * + * A common CRS among GIS enthusiasts. Uses simple Equirectangular projection. + * + * Leaflet 1.0.x complies with the [TMS coordinate scheme for EPSG:4326](https://wiki.osgeo.org/wiki/Tile_Map_Service_Specification#global-geodetic), + * which is a breaking change from 0.7.x behaviour. If you are using a `TileLayer` + * with this CRS, ensure that there are two 256x256 pixel tiles covering the + * whole earth at zoom level zero, and that the tile coordinate origin is (-180,+90), + * or (-180,-90) for `TileLayer`s with [the `tms` option](#tilelayer-tms) set. + */ + +L.CRS.EPSG4326 = L.extend({}, L.CRS.Earth, { + code: 'EPSG:4326', + projection: L.Projection.LonLat, + transformation: new L.Transformation(1 / 180, 1, -1 / 180, 0.5) +}); + + + +/* + * @class Map + * @aka L.Map + * @inherits Evented + * + * The central class of the API — it is used to create a map on a page and manipulate it. + * + * @example + * + * ```js + * // initialize the map on the "map" div with a given center and zoom + * var map = L.map('map', { + * center: [51.505, -0.09], + * zoom: 13 + * }); + * ``` + * + */ + +L.Map = L.Evented.extend({ + + options: { + // @section Map State Options + // @option crs: CRS = L.CRS.EPSG3857 + // The [Coordinate Reference System](#crs) to use. Don't change this if you're not + // sure what it means. + crs: L.CRS.EPSG3857, + + // @option center: LatLng = undefined + // Initial geographic center of the map + center: undefined, + + // @option zoom: Number = undefined + // Initial map zoom level + zoom: undefined, + + // @option minZoom: Number = undefined + // Minimum zoom level of the map. Overrides any `minZoom` option set on map layers. + minZoom: undefined, + + // @option maxZoom: Number = undefined + // Maximum zoom level of the map. Overrides any `maxZoom` option set on map layers. + maxZoom: undefined, + + // @option layers: Layer[] = [] + // Array of layers that will be added to the map initially + layers: [], + + // @option maxBounds: LatLngBounds = null + // When this option is set, the map restricts the view to the given + // geographical bounds, bouncing the user back if the user tries to pan + // outside the view. To set the restriction dynamically, use + // [`setMaxBounds`](#map-setmaxbounds) method. + maxBounds: undefined, + + // @option renderer: Renderer = * + // The default method for drawing vector layers on the map. `L.SVG` + // or `L.Canvas` by default depending on browser support. + renderer: undefined, + + + // @section Animation Options + // @option zoomAnimation: Boolean = true + // Whether the map zoom animation is enabled. By default it's enabled + // in all browsers that support CSS3 Transitions except Android. + zoomAnimation: true, + + // @option zoomAnimationThreshold: Number = 4 + // Won't animate zoom if the zoom difference exceeds this value. + zoomAnimationThreshold: 4, + + // @option fadeAnimation: Boolean = true + // Whether the tile fade animation is enabled. By default it's enabled + // in all browsers that support CSS3 Transitions except Android. + fadeAnimation: true, + + // @option markerZoomAnimation: Boolean = true + // Whether markers animate their zoom with the zoom animation, if disabled + // they will disappear for the length of the animation. By default it's + // enabled in all browsers that support CSS3 Transitions except Android. + markerZoomAnimation: true, + + // @option transform3DLimit: Number = 2^23 + // Defines the maximum size of a CSS translation transform. The default + // value should not be changed unless a web browser positions layers in + // the wrong place after doing a large `panBy`. + transform3DLimit: 8388608, // Precision limit of a 32-bit float + + // @section Interaction Options + // @option zoomSnap: Number = 1 + // Forces the map's zoom level to always be a multiple of this, particularly + // right after a [`fitBounds()`](#map-fitbounds) or a pinch-zoom. + // By default, the zoom level snaps to the nearest integer; lower values + // (e.g. `0.5` or `0.1`) allow for greater granularity. A value of `0` + // means the zoom level will not be snapped after `fitBounds` or a pinch-zoom. + zoomSnap: 1, + + // @option zoomDelta: Number = 1 + // Controls how much the map's zoom level will change after a + // [`zoomIn()`](#map-zoomin), [`zoomOut()`](#map-zoomout), pressing `+` + // or `-` on the keyboard, or using the [zoom controls](#control-zoom). + // Values smaller than `1` (e.g. `0.5`) allow for greater granularity. + zoomDelta: 1, + + // @option trackResize: Boolean = true + // Whether the map automatically handles browser window resize to update itself. + trackResize: true + }, + + initialize: function (id, options) { // (HTMLElement or String, Object) + options = L.setOptions(this, options); + + this._initContainer(id); + this._initLayout(); + + // hack for https://github.com/Leaflet/Leaflet/issues/1980 + this._onResize = L.bind(this._onResize, this); + + this._initEvents(); + + if (options.maxBounds) { + this.setMaxBounds(options.maxBounds); + } + + if (options.zoom !== undefined) { + this._zoom = this._limitZoom(options.zoom); + } + + if (options.center && options.zoom !== undefined) { + this.setView(L.latLng(options.center), options.zoom, {reset: true}); + } + + this._handlers = []; + this._layers = {}; + this._zoomBoundLayers = {}; + this._sizeChanged = true; + + this.callInitHooks(); + + // don't animate on browsers without hardware-accelerated transitions or old Android/Opera + this._zoomAnimated = L.DomUtil.TRANSITION && L.Browser.any3d && !L.Browser.mobileOpera && + this.options.zoomAnimation; + + // zoom transitions run with the same duration for all layers, so if one of transitionend events + // happens after starting zoom animation (propagating to the map pane), we know that it ended globally + if (this._zoomAnimated) { + this._createAnimProxy(); + L.DomEvent.on(this._proxy, L.DomUtil.TRANSITION_END, this._catchTransitionEnd, this); + } + + this._addLayers(this.options.layers); + }, + + + // @section Methods for modifying map state + + // @method setView(center: LatLng, zoom: Number, options?: Zoom/pan options): this + // Sets the view of the map (geographical center and zoom) with the given + // animation options. + setView: function (center, zoom, options) { + + zoom = zoom === undefined ? this._zoom : this._limitZoom(zoom); + center = this._limitCenter(L.latLng(center), zoom, this.options.maxBounds); + options = options || {}; + + this._stop(); + + if (this._loaded && !options.reset && options !== true) { + + if (options.animate !== undefined) { + options.zoom = L.extend({animate: options.animate}, options.zoom); + options.pan = L.extend({animate: options.animate, duration: options.duration}, options.pan); + } + + // try animating pan or zoom + var moved = (this._zoom !== zoom) ? + this._tryAnimatedZoom && this._tryAnimatedZoom(center, zoom, options.zoom) : + this._tryAnimatedPan(center, options.pan); + + if (moved) { + // prevent resize handler call, the view will refresh after animation anyway + clearTimeout(this._sizeTimer); + return this; + } + } + + // animation didn't start, just reset the map view + this._resetView(center, zoom); + + return this; + }, + + // @method setZoom(zoom: Number, options: Zoom/pan options): this + // Sets the zoom of the map. + setZoom: function (zoom, options) { + if (!this._loaded) { + this._zoom = zoom; + return this; + } + return this.setView(this.getCenter(), zoom, {zoom: options}); + }, + + // @method zoomIn(delta?: Number, options?: Zoom options): this + // Increases the zoom of the map by `delta` ([`zoomDelta`](#map-zoomdelta) by default). + zoomIn: function (delta, options) { + delta = delta || (L.Browser.any3d ? this.options.zoomDelta : 1); + return this.setZoom(this._zoom + delta, options); + }, + + // @method zoomOut(delta?: Number, options?: Zoom options): this + // Decreases the zoom of the map by `delta` ([`zoomDelta`](#map-zoomdelta) by default). + zoomOut: function (delta, options) { + delta = delta || (L.Browser.any3d ? this.options.zoomDelta : 1); + return this.setZoom(this._zoom - delta, options); + }, + + // @method setZoomAround(latlng: LatLng, zoom: Number, options: Zoom options): this + // Zooms the map while keeping a specified geographical point on the map + // stationary (e.g. used internally for scroll zoom and double-click zoom). + // @alternative + // @method setZoomAround(offset: Point, zoom: Number, options: Zoom options): this + // Zooms the map while keeping a specified pixel on the map (relative to the top-left corner) stationary. + setZoomAround: function (latlng, zoom, options) { + var scale = this.getZoomScale(zoom), + viewHalf = this.getSize().divideBy(2), + containerPoint = latlng instanceof L.Point ? latlng : this.latLngToContainerPoint(latlng), + + centerOffset = containerPoint.subtract(viewHalf).multiplyBy(1 - 1 / scale), + newCenter = this.containerPointToLatLng(viewHalf.add(centerOffset)); + + return this.setView(newCenter, zoom, {zoom: options}); + }, + + _getBoundsCenterZoom: function (bounds, options) { + + options = options || {}; + bounds = bounds.getBounds ? bounds.getBounds() : L.latLngBounds(bounds); + + var paddingTL = L.point(options.paddingTopLeft || options.padding || [0, 0]), + paddingBR = L.point(options.paddingBottomRight || options.padding || [0, 0]), + + zoom = this.getBoundsZoom(bounds, false, paddingTL.add(paddingBR)); + + zoom = (typeof options.maxZoom === 'number') ? Math.min(options.maxZoom, zoom) : zoom; + + var paddingOffset = paddingBR.subtract(paddingTL).divideBy(2), + + swPoint = this.project(bounds.getSouthWest(), zoom), + nePoint = this.project(bounds.getNorthEast(), zoom), + center = this.unproject(swPoint.add(nePoint).divideBy(2).add(paddingOffset), zoom); + + return { + center: center, + zoom: zoom + }; + }, + + // @method fitBounds(bounds: LatLngBounds, options?: fitBounds options): this + // Sets a map view that contains the given geographical bounds with the + // maximum zoom level possible. + fitBounds: function (bounds, options) { + + bounds = L.latLngBounds(bounds); + + if (!bounds.isValid()) { + throw new Error('Bounds are not valid.'); + } + + var target = this._getBoundsCenterZoom(bounds, options); + return this.setView(target.center, target.zoom, options); + }, + + // @method fitWorld(options?: fitBounds options): this + // Sets a map view that mostly contains the whole world with the maximum + // zoom level possible. + fitWorld: function (options) { + return this.fitBounds([[-90, -180], [90, 180]], options); + }, + + // @method panTo(latlng: LatLng, options?: Pan options): this + // Pans the map to a given center. + panTo: function (center, options) { // (LatLng) + return this.setView(center, this._zoom, {pan: options}); + }, + + // @method panBy(offset: Point): this + // Pans the map by a given number of pixels (animated). + panBy: function (offset, options) { + offset = L.point(offset).round(); + options = options || {}; + + if (!offset.x && !offset.y) { + return this.fire('moveend'); + } + // If we pan too far, Chrome gets issues with tiles + // and makes them disappear or appear in the wrong place (slightly offset) #2602 + if (options.animate !== true && !this.getSize().contains(offset)) { + this._resetView(this.unproject(this.project(this.getCenter()).add(offset)), this.getZoom()); + return this; + } + + if (!this._panAnim) { + this._panAnim = new L.PosAnimation(); + + this._panAnim.on({ + 'step': this._onPanTransitionStep, + 'end': this._onPanTransitionEnd + }, this); + } + + // don't fire movestart if animating inertia + if (!options.noMoveStart) { + this.fire('movestart'); + } + + // animate pan unless animate: false specified + if (options.animate !== false) { + L.DomUtil.addClass(this._mapPane, 'leaflet-pan-anim'); + + var newPos = this._getMapPanePos().subtract(offset).round(); + this._panAnim.run(this._mapPane, newPos, options.duration || 0.25, options.easeLinearity); + } else { + this._rawPanBy(offset); + this.fire('move').fire('moveend'); + } + + return this; + }, + + // @method flyTo(latlng: LatLng, zoom?: Number, options?: Zoom/pan options): this + // Sets the view of the map (geographical center and zoom) performing a smooth + // pan-zoom animation. + flyTo: function (targetCenter, targetZoom, options) { + + options = options || {}; + if (options.animate === false || !L.Browser.any3d) { + return this.setView(targetCenter, targetZoom, options); + } + + this._stop(); + + var from = this.project(this.getCenter()), + to = this.project(targetCenter), + size = this.getSize(), + startZoom = this._zoom; + + targetCenter = L.latLng(targetCenter); + targetZoom = targetZoom === undefined ? startZoom : targetZoom; + + var w0 = Math.max(size.x, size.y), + w1 = w0 * this.getZoomScale(startZoom, targetZoom), + u1 = (to.distanceTo(from)) || 1, + rho = 1.42, + rho2 = rho * rho; + + function r(i) { + var s1 = i ? -1 : 1, + s2 = i ? w1 : w0, + t1 = w1 * w1 - w0 * w0 + s1 * rho2 * rho2 * u1 * u1, + b1 = 2 * s2 * rho2 * u1, + b = t1 / b1, + sq = Math.sqrt(b * b + 1) - b; + + // workaround for floating point precision bug when sq = 0, log = -Infinite, + // thus triggering an infinite loop in flyTo + var log = sq < 0.000000001 ? -18 : Math.log(sq); + + return log; + } + + function sinh(n) { return (Math.exp(n) - Math.exp(-n)) / 2; } + function cosh(n) { return (Math.exp(n) + Math.exp(-n)) / 2; } + function tanh(n) { return sinh(n) / cosh(n); } + + var r0 = r(0); + + function w(s) { return w0 * (cosh(r0) / cosh(r0 + rho * s)); } + function u(s) { return w0 * (cosh(r0) * tanh(r0 + rho * s) - sinh(r0)) / rho2; } + + function easeOut(t) { return 1 - Math.pow(1 - t, 1.5); } + + var start = Date.now(), + S = (r(1) - r0) / rho, + duration = options.duration ? 1000 * options.duration : 1000 * S * 0.8; + + function frame() { + var t = (Date.now() - start) / duration, + s = easeOut(t) * S; + + if (t <= 1) { + this._flyToFrame = L.Util.requestAnimFrame(frame, this); + + this._move( + this.unproject(from.add(to.subtract(from).multiplyBy(u(s) / u1)), startZoom), + this.getScaleZoom(w0 / w(s), startZoom), + {flyTo: true}); + + } else { + this + ._move(targetCenter, targetZoom) + ._moveEnd(true); + } + } + + this._moveStart(true); + + frame.call(this); + return this; + }, + + // @method flyToBounds(bounds: LatLngBounds, options?: fitBounds options): this + // Sets the view of the map with a smooth animation like [`flyTo`](#map-flyto), + // but takes a bounds parameter like [`fitBounds`](#map-fitbounds). + flyToBounds: function (bounds, options) { + var target = this._getBoundsCenterZoom(bounds, options); + return this.flyTo(target.center, target.zoom, options); + }, + + // @method setMaxBounds(bounds: Bounds): this + // Restricts the map view to the given bounds (see the [maxBounds](#map-maxbounds) option). + setMaxBounds: function (bounds) { + bounds = L.latLngBounds(bounds); + + if (!bounds.isValid()) { + this.options.maxBounds = null; + return this.off('moveend', this._panInsideMaxBounds); + } else if (this.options.maxBounds) { + this.off('moveend', this._panInsideMaxBounds); + } + + this.options.maxBounds = bounds; + + if (this._loaded) { + this._panInsideMaxBounds(); + } + + return this.on('moveend', this._panInsideMaxBounds); + }, + + // @method setMinZoom(zoom: Number): this + // Sets the lower limit for the available zoom levels (see the [minZoom](#map-minzoom) option). + setMinZoom: function (zoom) { + this.options.minZoom = zoom; + + if (this._loaded && this.getZoom() < this.options.minZoom) { + return this.setZoom(zoom); + } + + return this; + }, + + // @method setMaxZoom(zoom: Number): this + // Sets the upper limit for the available zoom levels (see the [maxZoom](#map-maxzoom) option). + setMaxZoom: function (zoom) { + this.options.maxZoom = zoom; + + if (this._loaded && (this.getZoom() > this.options.maxZoom)) { + return this.setZoom(zoom); + } + + return this; + }, + + // @method panInsideBounds(bounds: LatLngBounds, options?: Pan options): this + // Pans the map to the closest view that would lie inside the given bounds (if it's not already), controlling the animation using the options specific, if any. + panInsideBounds: function (bounds, options) { + this._enforcingBounds = true; + var center = this.getCenter(), + newCenter = this._limitCenter(center, this._zoom, L.latLngBounds(bounds)); + + if (!center.equals(newCenter)) { + this.panTo(newCenter, options); + } + + this._enforcingBounds = false; + return this; + }, + + // @method invalidateSize(options: Zoom/Pan options): this + // Checks if the map container size changed and updates the map if so — + // call it after you've changed the map size dynamically, also animating + // pan by default. If `options.pan` is `false`, panning will not occur. + // If `options.debounceMoveend` is `true`, it will delay `moveend` event so + // that it doesn't happen often even if the method is called many + // times in a row. + + // @alternative + // @method invalidateSize(animate: Boolean): this + // Checks if the map container size changed and updates the map if so — + // call it after you've changed the map size dynamically, also animating + // pan by default. + invalidateSize: function (options) { + if (!this._loaded) { return this; } + + options = L.extend({ + animate: false, + pan: true + }, options === true ? {animate: true} : options); + + var oldSize = this.getSize(); + this._sizeChanged = true; + this._lastCenter = null; + + var newSize = this.getSize(), + oldCenter = oldSize.divideBy(2).round(), + newCenter = newSize.divideBy(2).round(), + offset = oldCenter.subtract(newCenter); + + if (!offset.x && !offset.y) { return this; } + + if (options.animate && options.pan) { + this.panBy(offset); + + } else { + if (options.pan) { + this._rawPanBy(offset); + } + + this.fire('move'); + + if (options.debounceMoveend) { + clearTimeout(this._sizeTimer); + this._sizeTimer = setTimeout(L.bind(this.fire, this, 'moveend'), 200); + } else { + this.fire('moveend'); + } + } + + // @section Map state change events + // @event resize: ResizeEvent + // Fired when the map is resized. + return this.fire('resize', { + oldSize: oldSize, + newSize: newSize + }); + }, + + // @section Methods for modifying map state + // @method stop(): this + // Stops the currently running `panTo` or `flyTo` animation, if any. + stop: function () { + this.setZoom(this._limitZoom(this._zoom)); + if (!this.options.zoomSnap) { + this.fire('viewreset'); + } + return this._stop(); + }, + + // @section Geolocation methods + // @method locate(options?: Locate options): this + // Tries to locate the user using the Geolocation API, firing a [`locationfound`](#map-locationfound) + // event with location data on success or a [`locationerror`](#map-locationerror) event on failure, + // and optionally sets the map view to the user's location with respect to + // detection accuracy (or to the world view if geolocation failed). + // Note that, if your page doesn't use HTTPS, this method will fail in + // modern browsers ([Chrome 50 and newer](https://sites.google.com/a/chromium.org/dev/Home/chromium-security/deprecating-powerful-features-on-insecure-origins)) + // See `Locate options` for more details. + locate: function (options) { + + options = this._locateOptions = L.extend({ + timeout: 10000, + watch: false + // setView: false + // maxZoom: + // maximumAge: 0 + // enableHighAccuracy: false + }, options); + + if (!('geolocation' in navigator)) { + this._handleGeolocationError({ + code: 0, + message: 'Geolocation not supported.' + }); + return this; + } + + var onResponse = L.bind(this._handleGeolocationResponse, this), + onError = L.bind(this._handleGeolocationError, this); + + if (options.watch) { + this._locationWatchId = + navigator.geolocation.watchPosition(onResponse, onError, options); + } else { + navigator.geolocation.getCurrentPosition(onResponse, onError, options); + } + return this; + }, + + // @method stopLocate(): this + // Stops watching location previously initiated by `map.locate({watch: true})` + // and aborts resetting the map view if map.locate was called with + // `{setView: true}`. + stopLocate: function () { + if (navigator.geolocation && navigator.geolocation.clearWatch) { + navigator.geolocation.clearWatch(this._locationWatchId); + } + if (this._locateOptions) { + this._locateOptions.setView = false; + } + return this; + }, + + _handleGeolocationError: function (error) { + var c = error.code, + message = error.message || + (c === 1 ? 'permission denied' : + (c === 2 ? 'position unavailable' : 'timeout')); + + if (this._locateOptions.setView && !this._loaded) { + this.fitWorld(); + } + + // @section Location events + // @event locationerror: ErrorEvent + // Fired when geolocation (using the [`locate`](#map-locate) method) failed. + this.fire('locationerror', { + code: c, + message: 'Geolocation error: ' + message + '.' + }); + }, + + _handleGeolocationResponse: function (pos) { + var lat = pos.coords.latitude, + lng = pos.coords.longitude, + latlng = new L.LatLng(lat, lng), + bounds = latlng.toBounds(pos.coords.accuracy), + options = this._locateOptions; + + if (options.setView) { + var zoom = this.getBoundsZoom(bounds); + this.setView(latlng, options.maxZoom ? Math.min(zoom, options.maxZoom) : zoom); + } + + var data = { + latlng: latlng, + bounds: bounds, + timestamp: pos.timestamp + }; + + for (var i in pos.coords) { + if (typeof pos.coords[i] === 'number') { + data[i] = pos.coords[i]; + } + } + + // @event locationfound: LocationEvent + // Fired when geolocation (using the [`locate`](#map-locate) method) + // went successfully. + this.fire('locationfound', data); + }, + + // TODO handler.addTo + // TODO Appropiate docs section? + // @section Other Methods + // @method addHandler(name: String, HandlerClass: Function): this + // Adds a new `Handler` to the map, given its name and constructor function. + addHandler: function (name, HandlerClass) { + if (!HandlerClass) { return this; } + + var handler = this[name] = new HandlerClass(this); + + this._handlers.push(handler); + + if (this.options[name]) { + handler.enable(); + } + + return this; + }, + + // @method remove(): this + // Destroys the map and clears all related event listeners. + remove: function () { + + this._initEvents(true); + + if (this._containerId !== this._container._leaflet_id) { + throw new Error('Map container is being reused by another instance'); + } + + try { + // throws error in IE6-8 + delete this._container._leaflet_id; + delete this._containerId; + } catch (e) { + /*eslint-disable */ + this._container._leaflet_id = undefined; + /*eslint-enable */ + this._containerId = undefined; + } + + L.DomUtil.remove(this._mapPane); + + if (this._clearControlPos) { + this._clearControlPos(); + } + + this._clearHandlers(); + + if (this._loaded) { + // @section Map state change events + // @event unload: Event + // Fired when the map is destroyed with [remove](#map-remove) method. + this.fire('unload'); + } + + for (var i in this._layers) { + this._layers[i].remove(); + } + + return this; + }, + + // @section Other Methods + // @method createPane(name: String, container?: HTMLElement): HTMLElement + // Creates a new [map pane](#map-pane) with the given name if it doesn't exist already, + // then returns it. The pane is created as a children of `container`, or + // as a children of the main map pane if not set. + createPane: function (name, container) { + var className = 'leaflet-pane' + (name ? ' leaflet-' + name.replace('Pane', '') + '-pane' : ''), + pane = L.DomUtil.create('div', className, container || this._mapPane); + + if (name) { + this._panes[name] = pane; + } + return pane; + }, + + // @section Methods for Getting Map State + + // @method getCenter(): LatLng + // Returns the geographical center of the map view + getCenter: function () { + this._checkIfLoaded(); + + if (this._lastCenter && !this._moved()) { + return this._lastCenter; + } + return this.layerPointToLatLng(this._getCenterLayerPoint()); + }, + + // @method getZoom(): Number + // Returns the current zoom level of the map view + getZoom: function () { + return this._zoom; + }, + + // @method getBounds(): LatLngBounds + // Returns the geographical bounds visible in the current map view + getBounds: function () { + var bounds = this.getPixelBounds(), + sw = this.unproject(bounds.getBottomLeft()), + ne = this.unproject(bounds.getTopRight()); + + return new L.LatLngBounds(sw, ne); + }, + + // @method getMinZoom(): Number + // Returns the minimum zoom level of the map (if set in the `minZoom` option of the map or of any layers), or `0` by default. + getMinZoom: function () { + return this.options.minZoom === undefined ? this._layersMinZoom || 0 : this.options.minZoom; + }, + + // @method getMaxZoom(): Number + // Returns the maximum zoom level of the map (if set in the `maxZoom` option of the map or of any layers). + getMaxZoom: function () { + return this.options.maxZoom === undefined ? + (this._layersMaxZoom === undefined ? Infinity : this._layersMaxZoom) : + this.options.maxZoom; + }, + + // @method getBoundsZoom(bounds: LatLngBounds, inside?: Boolean): Number + // Returns the maximum zoom level on which the given bounds fit to the map + // view in its entirety. If `inside` (optional) is set to `true`, the method + // instead returns the minimum zoom level on which the map view fits into + // the given bounds in its entirety. + getBoundsZoom: function (bounds, inside, padding) { // (LatLngBounds[, Boolean, Point]) -> Number + bounds = L.latLngBounds(bounds); + padding = L.point(padding || [0, 0]); + + var zoom = this.getZoom() || 0, + min = this.getMinZoom(), + max = this.getMaxZoom(), + nw = bounds.getNorthWest(), + se = bounds.getSouthEast(), + size = this.getSize().subtract(padding), + boundsSize = L.bounds(this.project(se, zoom), this.project(nw, zoom)).getSize(), + snap = L.Browser.any3d ? this.options.zoomSnap : 1; + + var scale = Math.min(size.x / boundsSize.x, size.y / boundsSize.y); + zoom = this.getScaleZoom(scale, zoom); + + if (snap) { + zoom = Math.round(zoom / (snap / 100)) * (snap / 100); // don't jump if within 1% of a snap level + zoom = inside ? Math.ceil(zoom / snap) * snap : Math.floor(zoom / snap) * snap; + } + + return Math.max(min, Math.min(max, zoom)); + }, + + // @method getSize(): Point + // Returns the current size of the map container (in pixels). + getSize: function () { + if (!this._size || this._sizeChanged) { + this._size = new L.Point( + this._container.clientWidth || 0, + this._container.clientHeight || 0); + + this._sizeChanged = false; + } + return this._size.clone(); + }, + + // @method getPixelBounds(): Bounds + // Returns the bounds of the current map view in projected pixel + // coordinates (sometimes useful in layer and overlay implementations). + getPixelBounds: function (center, zoom) { + var topLeftPoint = this._getTopLeftPoint(center, zoom); + return new L.Bounds(topLeftPoint, topLeftPoint.add(this.getSize())); + }, + + // TODO: Check semantics - isn't the pixel origin the 0,0 coord relative to + // the map pane? "left point of the map layer" can be confusing, specially + // since there can be negative offsets. + // @method getPixelOrigin(): Point + // Returns the projected pixel coordinates of the top left point of + // the map layer (useful in custom layer and overlay implementations). + getPixelOrigin: function () { + this._checkIfLoaded(); + return this._pixelOrigin; + }, + + // @method getPixelWorldBounds(zoom?: Number): Bounds + // Returns the world's bounds in pixel coordinates for zoom level `zoom`. + // If `zoom` is omitted, the map's current zoom level is used. + getPixelWorldBounds: function (zoom) { + return this.options.crs.getProjectedBounds(zoom === undefined ? this.getZoom() : zoom); + }, + + // @section Other Methods + + // @method getPane(pane: String|HTMLElement): HTMLElement + // Returns a [map pane](#map-pane), given its name or its HTML element (its identity). + getPane: function (pane) { + return typeof pane === 'string' ? this._panes[pane] : pane; + }, + + // @method getPanes(): Object + // Returns a plain object containing the names of all [panes](#map-pane) as keys and + // the panes as values. + getPanes: function () { + return this._panes; + }, + + // @method getContainer: HTMLElement + // Returns the HTML element that contains the map. + getContainer: function () { + return this._container; + }, + + + // @section Conversion Methods + + // @method getZoomScale(toZoom: Number, fromZoom: Number): Number + // Returns the scale factor to be applied to a map transition from zoom level + // `fromZoom` to `toZoom`. Used internally to help with zoom animations. + getZoomScale: function (toZoom, fromZoom) { + // TODO replace with universal implementation after refactoring projections + var crs = this.options.crs; + fromZoom = fromZoom === undefined ? this._zoom : fromZoom; + return crs.scale(toZoom) / crs.scale(fromZoom); + }, + + // @method getScaleZoom(scale: Number, fromZoom: Number): Number + // Returns the zoom level that the map would end up at, if it is at `fromZoom` + // level and everything is scaled by a factor of `scale`. Inverse of + // [`getZoomScale`](#map-getZoomScale). + getScaleZoom: function (scale, fromZoom) { + var crs = this.options.crs; + fromZoom = fromZoom === undefined ? this._zoom : fromZoom; + var zoom = crs.zoom(scale * crs.scale(fromZoom)); + return isNaN(zoom) ? Infinity : zoom; + }, + + // @method project(latlng: LatLng, zoom: Number): Point + // Projects a geographical coordinate `LatLng` according to the projection + // of the map's CRS, then scales it according to `zoom` and the CRS's + // `Transformation`. The result is pixel coordinate relative to + // the CRS origin. + project: function (latlng, zoom) { + zoom = zoom === undefined ? this._zoom : zoom; + return this.options.crs.latLngToPoint(L.latLng(latlng), zoom); + }, + + // @method unproject(point: Point, zoom: Number): LatLng + // Inverse of [`project`](#map-project). + unproject: function (point, zoom) { + zoom = zoom === undefined ? this._zoom : zoom; + return this.options.crs.pointToLatLng(L.point(point), zoom); + }, + + // @method layerPointToLatLng(point: Point): LatLng + // Given a pixel coordinate relative to the [origin pixel](#map-getpixelorigin), + // returns the corresponding geographical coordinate (for the current zoom level). + layerPointToLatLng: function (point) { + var projectedPoint = L.point(point).add(this.getPixelOrigin()); + return this.unproject(projectedPoint); + }, + + // @method latLngToLayerPoint(latlng: LatLng): Point + // Given a geographical coordinate, returns the corresponding pixel coordinate + // relative to the [origin pixel](#map-getpixelorigin). + latLngToLayerPoint: function (latlng) { + var projectedPoint = this.project(L.latLng(latlng))._round(); + return projectedPoint._subtract(this.getPixelOrigin()); + }, + + // @method wrapLatLng(latlng: LatLng): LatLng + // Returns a `LatLng` where `lat` and `lng` has been wrapped according to the + // map's CRS's `wrapLat` and `wrapLng` properties, if they are outside the + // CRS's bounds. + // By default this means longitude is wrapped around the dateline so its + // value is between -180 and +180 degrees. + wrapLatLng: function (latlng) { + return this.options.crs.wrapLatLng(L.latLng(latlng)); + }, + + // @method wrapLatLngBounds(bounds: LatLngBounds): LatLngBounds + // Returns a `LatLngBounds` with the same size as the given one, ensuring that + // its center is within the CRS's bounds. + // By default this means the center longitude is wrapped around the dateline so its + // value is between -180 and +180 degrees, and the majority of the bounds + // overlaps the CRS's bounds. + wrapLatLngBounds: function (latlng) { + return this.options.crs.wrapLatLngBounds(L.latLngBounds(latlng)); + }, + + // @method distance(latlng1: LatLng, latlng2: LatLng): Number + // Returns the distance between two geographical coordinates according to + // the map's CRS. By default this measures distance in meters. + distance: function (latlng1, latlng2) { + return this.options.crs.distance(L.latLng(latlng1), L.latLng(latlng2)); + }, + + // @method containerPointToLayerPoint(point: Point): Point + // Given a pixel coordinate relative to the map container, returns the corresponding + // pixel coordinate relative to the [origin pixel](#map-getpixelorigin). + containerPointToLayerPoint: function (point) { // (Point) + return L.point(point).subtract(this._getMapPanePos()); + }, + + // @method layerPointToContainerPoint(point: Point): Point + // Given a pixel coordinate relative to the [origin pixel](#map-getpixelorigin), + // returns the corresponding pixel coordinate relative to the map container. + layerPointToContainerPoint: function (point) { // (Point) + return L.point(point).add(this._getMapPanePos()); + }, + + // @method containerPointToLatLng(point: Point): LatLng + // Given a pixel coordinate relative to the map container, returns + // the corresponding geographical coordinate (for the current zoom level). + containerPointToLatLng: function (point) { + var layerPoint = this.containerPointToLayerPoint(L.point(point)); + return this.layerPointToLatLng(layerPoint); + }, + + // @method latLngToContainerPoint(latlng: LatLng): Point + // Given a geographical coordinate, returns the corresponding pixel coordinate + // relative to the map container. + latLngToContainerPoint: function (latlng) { + return this.layerPointToContainerPoint(this.latLngToLayerPoint(L.latLng(latlng))); + }, + + // @method mouseEventToContainerPoint(ev: MouseEvent): Point + // Given a MouseEvent object, returns the pixel coordinate relative to the + // map container where the event took place. + mouseEventToContainerPoint: function (e) { + return L.DomEvent.getMousePosition(e, this._container); + }, + + // @method mouseEventToLayerPoint(ev: MouseEvent): Point + // Given a MouseEvent object, returns the pixel coordinate relative to + // the [origin pixel](#map-getpixelorigin) where the event took place. + mouseEventToLayerPoint: function (e) { + return this.containerPointToLayerPoint(this.mouseEventToContainerPoint(e)); + }, + + // @method mouseEventToLatLng(ev: MouseEvent): LatLng + // Given a MouseEvent object, returns geographical coordinate where the + // event took place. + mouseEventToLatLng: function (e) { // (MouseEvent) + return this.layerPointToLatLng(this.mouseEventToLayerPoint(e)); + }, + + + // map initialization methods + + _initContainer: function (id) { + var container = this._container = L.DomUtil.get(id); + + if (!container) { + throw new Error('Map container not found.'); + } else if (container._leaflet_id) { + throw new Error('Map container is already initialized.'); + } + + L.DomEvent.addListener(container, 'scroll', this._onScroll, this); + this._containerId = L.Util.stamp(container); + }, + + _initLayout: function () { + var container = this._container; + + this._fadeAnimated = this.options.fadeAnimation && L.Browser.any3d; + + L.DomUtil.addClass(container, 'leaflet-container' + + (L.Browser.touch ? ' leaflet-touch' : '') + + (L.Browser.retina ? ' leaflet-retina' : '') + + (L.Browser.ielt9 ? ' leaflet-oldie' : '') + + (L.Browser.safari ? ' leaflet-safari' : '') + + (this._fadeAnimated ? ' leaflet-fade-anim' : '')); + + var position = L.DomUtil.getStyle(container, 'position'); + + if (position !== 'absolute' && position !== 'relative' && position !== 'fixed') { + container.style.position = 'relative'; + } + + this._initPanes(); + + if (this._initControlPos) { + this._initControlPos(); + } + }, + + _initPanes: function () { + var panes = this._panes = {}; + this._paneRenderers = {}; + + // @section + // + // Panes are DOM elements used to control the ordering of layers on the map. You + // can access panes with [`map.getPane`](#map-getpane) or + // [`map.getPanes`](#map-getpanes) methods. New panes can be created with the + // [`map.createPane`](#map-createpane) method. + // + // Every map has the following default panes that differ only in zIndex. + // + // @pane mapPane: HTMLElement = 'auto' + // Pane that contains all other map panes + + this._mapPane = this.createPane('mapPane', this._container); + L.DomUtil.setPosition(this._mapPane, new L.Point(0, 0)); + + // @pane tilePane: HTMLElement = 200 + // Pane for `GridLayer`s and `TileLayer`s + this.createPane('tilePane'); + // @pane overlayPane: HTMLElement = 400 + // Pane for vector overlays (`Path`s), like `Polyline`s and `Polygon`s + this.createPane('shadowPane'); + // @pane shadowPane: HTMLElement = 500 + // Pane for overlay shadows (e.g. `Marker` shadows) + this.createPane('overlayPane'); + // @pane markerPane: HTMLElement = 600 + // Pane for `Icon`s of `Marker`s + this.createPane('markerPane'); + // @pane tooltipPane: HTMLElement = 650 + // Pane for tooltip. + this.createPane('tooltipPane'); + // @pane popupPane: HTMLElement = 700 + // Pane for `Popup`s. + this.createPane('popupPane'); + + if (!this.options.markerZoomAnimation) { + L.DomUtil.addClass(panes.markerPane, 'leaflet-zoom-hide'); + L.DomUtil.addClass(panes.shadowPane, 'leaflet-zoom-hide'); + } + }, + + + // private methods that modify map state + + // @section Map state change events + _resetView: function (center, zoom) { + L.DomUtil.setPosition(this._mapPane, new L.Point(0, 0)); + + var loading = !this._loaded; + this._loaded = true; + zoom = this._limitZoom(zoom); + + this.fire('viewprereset'); + + var zoomChanged = this._zoom !== zoom; + this + ._moveStart(zoomChanged) + ._move(center, zoom) + ._moveEnd(zoomChanged); + + // @event viewreset: Event + // Fired when the map needs to redraw its content (this usually happens + // on map zoom or load). Very useful for creating custom overlays. + this.fire('viewreset'); + + // @event load: Event + // Fired when the map is initialized (when its center and zoom are set + // for the first time). + if (loading) { + this.fire('load'); + } + }, + + _moveStart: function (zoomChanged) { + // @event zoomstart: Event + // Fired when the map zoom is about to change (e.g. before zoom animation). + // @event movestart: Event + // Fired when the view of the map starts changing (e.g. user starts dragging the map). + if (zoomChanged) { + this.fire('zoomstart'); + } + return this.fire('movestart'); + }, + + _move: function (center, zoom, data) { + if (zoom === undefined) { + zoom = this._zoom; + } + var zoomChanged = this._zoom !== zoom; + + this._zoom = zoom; + this._lastCenter = center; + this._pixelOrigin = this._getNewPixelOrigin(center); + + // @event zoom: Event + // Fired repeatedly during any change in zoom level, including zoom + // and fly animations. + if (zoomChanged || (data && data.pinch)) { // Always fire 'zoom' if pinching because #3530 + this.fire('zoom', data); + } + + // @event move: Event + // Fired repeatedly during any movement of the map, including pan and + // fly animations. + return this.fire('move', data); + }, + + _moveEnd: function (zoomChanged) { + // @event zoomend: Event + // Fired when the map has changed, after any animations. + if (zoomChanged) { + this.fire('zoomend'); + } + + // @event moveend: Event + // Fired when the center of the map stops changing (e.g. user stopped + // dragging the map). + return this.fire('moveend'); + }, + + _stop: function () { + L.Util.cancelAnimFrame(this._flyToFrame); + if (this._panAnim) { + this._panAnim.stop(); + } + return this; + }, + + _rawPanBy: function (offset) { + L.DomUtil.setPosition(this._mapPane, this._getMapPanePos().subtract(offset)); + }, + + _getZoomSpan: function () { + return this.getMaxZoom() - this.getMinZoom(); + }, + + _panInsideMaxBounds: function () { + if (!this._enforcingBounds) { + this.panInsideBounds(this.options.maxBounds); + } + }, + + _checkIfLoaded: function () { + if (!this._loaded) { + throw new Error('Set map center and zoom first.'); + } + }, + + // DOM event handling + + // @section Interaction events + _initEvents: function (remove) { + if (!L.DomEvent) { return; } + + this._targets = {}; + this._targets[L.stamp(this._container)] = this; + + var onOff = remove ? 'off' : 'on'; + + // @event click: MouseEvent + // Fired when the user clicks (or taps) the map. + // @event dblclick: MouseEvent + // Fired when the user double-clicks (or double-taps) the map. + // @event mousedown: MouseEvent + // Fired when the user pushes the mouse button on the map. + // @event mouseup: MouseEvent + // Fired when the user releases the mouse button on the map. + // @event mouseover: MouseEvent + // Fired when the mouse enters the map. + // @event mouseout: MouseEvent + // Fired when the mouse leaves the map. + // @event mousemove: MouseEvent + // Fired while the mouse moves over the map. + // @event contextmenu: MouseEvent + // Fired when the user pushes the right mouse button on the map, prevents + // default browser context menu from showing if there are listeners on + // this event. Also fired on mobile when the user holds a single touch + // for a second (also called long press). + // @event keypress: KeyboardEvent + // Fired when the user presses a key from the keyboard while the map is focused. + L.DomEvent[onOff](this._container, 'click dblclick mousedown mouseup ' + + 'mouseover mouseout mousemove contextmenu keypress', this._handleDOMEvent, this); + + if (this.options.trackResize) { + L.DomEvent[onOff](window, 'resize', this._onResize, this); + } + + if (L.Browser.any3d && this.options.transform3DLimit) { + this[onOff]('moveend', this._onMoveEnd); + } + }, + + _onResize: function () { + L.Util.cancelAnimFrame(this._resizeRequest); + this._resizeRequest = L.Util.requestAnimFrame( + function () { this.invalidateSize({debounceMoveend: true}); }, this); + }, + + _onScroll: function () { + this._container.scrollTop = 0; + this._container.scrollLeft = 0; + }, + + _onMoveEnd: function () { + var pos = this._getMapPanePos(); + if (Math.max(Math.abs(pos.x), Math.abs(pos.y)) >= this.options.transform3DLimit) { + // https://bugzilla.mozilla.org/show_bug.cgi?id=1203873 but Webkit also have + // a pixel offset on very high values, see: http://jsfiddle.net/dg6r5hhb/ + this._resetView(this.getCenter(), this.getZoom()); + } + }, + + _findEventTargets: function (e, type) { + var targets = [], + target, + isHover = type === 'mouseout' || type === 'mouseover', + src = e.target || e.srcElement, + dragging = false; + + while (src) { + target = this._targets[L.stamp(src)]; + if (target && (type === 'click' || type === 'preclick') && !e._simulated && this._draggableMoved(target)) { + // Prevent firing click after you just dragged an object. + dragging = true; + break; + } + if (target && target.listens(type, true)) { + if (isHover && !L.DomEvent._isExternalTarget(src, e)) { break; } + targets.push(target); + if (isHover) { break; } + } + if (src === this._container) { break; } + src = src.parentNode; + } + if (!targets.length && !dragging && !isHover && L.DomEvent._isExternalTarget(src, e)) { + targets = [this]; + } + return targets; + }, + + _handleDOMEvent: function (e) { + if (!this._loaded || L.DomEvent._skipped(e)) { return; } + + var type = e.type === 'keypress' && e.keyCode === 13 ? 'click' : e.type; + + if (type === 'mousedown') { + // prevents outline when clicking on keyboard-focusable element + L.DomUtil.preventOutline(e.target || e.srcElement); + } + + this._fireDOMEvent(e, type); + }, + + _fireDOMEvent: function (e, type, targets) { + + if (e.type === 'click') { + // Fire a synthetic 'preclick' event which propagates up (mainly for closing popups). + // @event preclick: MouseEvent + // Fired before mouse click on the map (sometimes useful when you + // want something to happen on click before any existing click + // handlers start running). + var synth = L.Util.extend({}, e); + synth.type = 'preclick'; + this._fireDOMEvent(synth, synth.type, targets); + } + + if (e._stopped) { return; } + + // Find the layer the event is propagating from and its parents. + targets = (targets || []).concat(this._findEventTargets(e, type)); + + if (!targets.length) { return; } + + var target = targets[0]; + if (type === 'contextmenu' && target.listens(type, true)) { + L.DomEvent.preventDefault(e); + } + + var data = { + originalEvent: e + }; + + if (e.type !== 'keypress') { + var isMarker = target instanceof L.Marker; + data.containerPoint = isMarker ? + this.latLngToContainerPoint(target.getLatLng()) : this.mouseEventToContainerPoint(e); + data.layerPoint = this.containerPointToLayerPoint(data.containerPoint); + data.latlng = isMarker ? target.getLatLng() : this.layerPointToLatLng(data.layerPoint); + } + + for (var i = 0; i < targets.length; i++) { + targets[i].fire(type, data, true); + if (data.originalEvent._stopped || + (targets[i].options.nonBubblingEvents && L.Util.indexOf(targets[i].options.nonBubblingEvents, type) !== -1)) { return; } + } + }, + + _draggableMoved: function (obj) { + obj = obj.dragging && obj.dragging.enabled() ? obj : this; + return (obj.dragging && obj.dragging.moved()) || (this.boxZoom && this.boxZoom.moved()); + }, + + _clearHandlers: function () { + for (var i = 0, len = this._handlers.length; i < len; i++) { + this._handlers[i].disable(); + } + }, + + // @section Other Methods + + // @method whenReady(fn: Function, context?: Object): this + // Runs the given function `fn` when the map gets initialized with + // a view (center and zoom) and at least one layer, or immediately + // if it's already initialized, optionally passing a function context. + whenReady: function (callback, context) { + if (this._loaded) { + callback.call(context || this, {target: this}); + } else { + this.on('load', callback, context); + } + return this; + }, + + + // private methods for getting map state + + _getMapPanePos: function () { + return L.DomUtil.getPosition(this._mapPane) || new L.Point(0, 0); + }, + + _moved: function () { + var pos = this._getMapPanePos(); + return pos && !pos.equals([0, 0]); + }, + + _getTopLeftPoint: function (center, zoom) { + var pixelOrigin = center && zoom !== undefined ? + this._getNewPixelOrigin(center, zoom) : + this.getPixelOrigin(); + return pixelOrigin.subtract(this._getMapPanePos()); + }, + + _getNewPixelOrigin: function (center, zoom) { + var viewHalf = this.getSize()._divideBy(2); + return this.project(center, zoom)._subtract(viewHalf)._add(this._getMapPanePos())._round(); + }, + + _latLngToNewLayerPoint: function (latlng, zoom, center) { + var topLeft = this._getNewPixelOrigin(center, zoom); + return this.project(latlng, zoom)._subtract(topLeft); + }, + + _latLngBoundsToNewLayerBounds: function (latLngBounds, zoom, center) { + var topLeft = this._getNewPixelOrigin(center, zoom); + return L.bounds([ + this.project(latLngBounds.getSouthWest(), zoom)._subtract(topLeft), + this.project(latLngBounds.getNorthWest(), zoom)._subtract(topLeft), + this.project(latLngBounds.getSouthEast(), zoom)._subtract(topLeft), + this.project(latLngBounds.getNorthEast(), zoom)._subtract(topLeft) + ]); + }, + + // layer point of the current center + _getCenterLayerPoint: function () { + return this.containerPointToLayerPoint(this.getSize()._divideBy(2)); + }, + + // offset of the specified place to the current center in pixels + _getCenterOffset: function (latlng) { + return this.latLngToLayerPoint(latlng).subtract(this._getCenterLayerPoint()); + }, + + // adjust center for view to get inside bounds + _limitCenter: function (center, zoom, bounds) { + + if (!bounds) { return center; } + + var centerPoint = this.project(center, zoom), + viewHalf = this.getSize().divideBy(2), + viewBounds = new L.Bounds(centerPoint.subtract(viewHalf), centerPoint.add(viewHalf)), + offset = this._getBoundsOffset(viewBounds, bounds, zoom); + + // If offset is less than a pixel, ignore. + // This prevents unstable projections from getting into + // an infinite loop of tiny offsets. + if (offset.round().equals([0, 0])) { + return center; + } + + return this.unproject(centerPoint.add(offset), zoom); + }, + + // adjust offset for view to get inside bounds + _limitOffset: function (offset, bounds) { + if (!bounds) { return offset; } + + var viewBounds = this.getPixelBounds(), + newBounds = new L.Bounds(viewBounds.min.add(offset), viewBounds.max.add(offset)); + + return offset.add(this._getBoundsOffset(newBounds, bounds)); + }, + + // returns offset needed for pxBounds to get inside maxBounds at a specified zoom + _getBoundsOffset: function (pxBounds, maxBounds, zoom) { + var projectedMaxBounds = L.bounds( + this.project(maxBounds.getNorthEast(), zoom), + this.project(maxBounds.getSouthWest(), zoom) + ), + minOffset = projectedMaxBounds.min.subtract(pxBounds.min), + maxOffset = projectedMaxBounds.max.subtract(pxBounds.max), + + dx = this._rebound(minOffset.x, -maxOffset.x), + dy = this._rebound(minOffset.y, -maxOffset.y); + + return new L.Point(dx, dy); + }, + + _rebound: function (left, right) { + return left + right > 0 ? + Math.round(left - right) / 2 : + Math.max(0, Math.ceil(left)) - Math.max(0, Math.floor(right)); + }, + + _limitZoom: function (zoom) { + var min = this.getMinZoom(), + max = this.getMaxZoom(), + snap = L.Browser.any3d ? this.options.zoomSnap : 1; + if (snap) { + zoom = Math.round(zoom / snap) * snap; + } + return Math.max(min, Math.min(max, zoom)); + }, + + _onPanTransitionStep: function () { + this.fire('move'); + }, + + _onPanTransitionEnd: function () { + L.DomUtil.removeClass(this._mapPane, 'leaflet-pan-anim'); + this.fire('moveend'); + }, + + _tryAnimatedPan: function (center, options) { + // difference between the new and current centers in pixels + var offset = this._getCenterOffset(center)._floor(); + + // don't animate too far unless animate: true specified in options + if ((options && options.animate) !== true && !this.getSize().contains(offset)) { return false; } + + this.panBy(offset, options); + + return true; + }, + + _createAnimProxy: function () { + + var proxy = this._proxy = L.DomUtil.create('div', 'leaflet-proxy leaflet-zoom-animated'); + this._panes.mapPane.appendChild(proxy); + + this.on('zoomanim', function (e) { + var prop = L.DomUtil.TRANSFORM, + transform = proxy.style[prop]; + + L.DomUtil.setTransform(proxy, this.project(e.center, e.zoom), this.getZoomScale(e.zoom, 1)); + + // workaround for case when transform is the same and so transitionend event is not fired + if (transform === proxy.style[prop] && this._animatingZoom) { + this._onZoomTransitionEnd(); + } + }, this); + + this.on('load moveend', function () { + var c = this.getCenter(), + z = this.getZoom(); + L.DomUtil.setTransform(proxy, this.project(c, z), this.getZoomScale(z, 1)); + }, this); + }, + + _catchTransitionEnd: function (e) { + if (this._animatingZoom && e.propertyName.indexOf('transform') >= 0) { + this._onZoomTransitionEnd(); + } + }, + + _nothingToAnimate: function () { + return !this._container.getElementsByClassName('leaflet-zoom-animated').length; + }, + + _tryAnimatedZoom: function (center, zoom, options) { + + if (this._animatingZoom) { return true; } + + options = options || {}; + + // don't animate if disabled, not supported or zoom difference is too large + if (!this._zoomAnimated || options.animate === false || this._nothingToAnimate() || + Math.abs(zoom - this._zoom) > this.options.zoomAnimationThreshold) { return false; } + + // offset is the pixel coords of the zoom origin relative to the current center + var scale = this.getZoomScale(zoom), + offset = this._getCenterOffset(center)._divideBy(1 - 1 / scale); + + // don't animate if the zoom origin isn't within one screen from the current center, unless forced + if (options.animate !== true && !this.getSize().contains(offset)) { return false; } + + L.Util.requestAnimFrame(function () { + this + ._moveStart(true) + ._animateZoom(center, zoom, true); + }, this); + + return true; + }, + + _animateZoom: function (center, zoom, startAnim, noUpdate) { + if (startAnim) { + this._animatingZoom = true; + + // remember what center/zoom to set after animation + this._animateToCenter = center; + this._animateToZoom = zoom; + + L.DomUtil.addClass(this._mapPane, 'leaflet-zoom-anim'); + } + + // @event zoomanim: ZoomAnimEvent + // Fired on every frame of a zoom animation + this.fire('zoomanim', { + center: center, + zoom: zoom, + noUpdate: noUpdate + }); + + // Work around webkit not firing 'transitionend', see https://github.com/Leaflet/Leaflet/issues/3689, 2693 + setTimeout(L.bind(this._onZoomTransitionEnd, this), 250); + }, + + _onZoomTransitionEnd: function () { + if (!this._animatingZoom) { return; } + + L.DomUtil.removeClass(this._mapPane, 'leaflet-zoom-anim'); + + this._animatingZoom = false; + + this._move(this._animateToCenter, this._animateToZoom); + + // This anim frame should prevent an obscure iOS webkit tile loading race condition. + L.Util.requestAnimFrame(function () { + this._moveEnd(true); + }, this); + } +}); + +// @section + +// @factory L.map(id: String, options?: Map options) +// Instantiates a map object given the DOM ID of a `
` element +// and optionally an object literal with `Map options`. +// +// @alternative +// @factory L.map(el: HTMLElement, options?: Map options) +// Instantiates a map object given an instance of a `
` HTML element +// and optionally an object literal with `Map options`. +L.map = function (id, options) { + return new L.Map(id, options); +}; @@ -4161,317 +4161,317 @@ L.Map.include({ -/* - * @namespace DomEvent - * Utility functions to work with the [DOM events](https://developer.mozilla.org/docs/Web/API/Event), used by Leaflet internally. - */ - -// Inspired by John Resig, Dean Edwards and YUI addEvent implementations. - - - -var eventsKey = '_leaflet_events'; - -L.DomEvent = { - - // @function on(el: HTMLElement, types: String, fn: Function, context?: Object): this - // Adds a listener function (`fn`) to a particular DOM event type of the - // element `el`. You can optionally specify the context of the listener - // (object the `this` keyword will point to). You can also pass several - // space-separated types (e.g. `'click dblclick'`). - - // @alternative - // @function on(el: HTMLElement, eventMap: Object, context?: Object): this - // Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}` - on: function (obj, types, fn, context) { - - if (typeof types === 'object') { - for (var type in types) { - this._on(obj, type, types[type], fn); - } - } else { - types = L.Util.splitWords(types); - - for (var i = 0, len = types.length; i < len; i++) { - this._on(obj, types[i], fn, context); - } - } - - return this; - }, - - // @function off(el: HTMLElement, types: String, fn: Function, context?: Object): this - // Removes a previously added listener function. If no function is specified, - // it will remove all the listeners of that particular DOM event from the element. - // Note that if you passed a custom context to on, you must pass the same - // context to `off` in order to remove the listener. - - // @alternative - // @function off(el: HTMLElement, eventMap: Object, context?: Object): this - // Removes a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}` - off: function (obj, types, fn, context) { - - if (typeof types === 'object') { - for (var type in types) { - this._off(obj, type, types[type], fn); - } - } else { - types = L.Util.splitWords(types); - - for (var i = 0, len = types.length; i < len; i++) { - this._off(obj, types[i], fn, context); - } - } - - return this; - }, - - _on: function (obj, type, fn, context) { - var id = type + L.stamp(fn) + (context ? '_' + L.stamp(context) : ''); - - if (obj[eventsKey] && obj[eventsKey][id]) { return this; } - - var handler = function (e) { - return fn.call(context || obj, e || window.event); - }; - - var originalHandler = handler; - - if (L.Browser.pointer && type.indexOf('touch') === 0) { - this.addPointerListener(obj, type, handler, id); - - } else if (L.Browser.touch && (type === 'dblclick') && this.addDoubleTapListener && - !(L.Browser.pointer && L.Browser.chrome)) { - // Chrome >55 does not need the synthetic dblclicks from addDoubleTapListener - // See #5180 - this.addDoubleTapListener(obj, handler, id); - - } else if ('addEventListener' in obj) { - - if (type === 'mousewheel') { - obj.addEventListener('onwheel' in obj ? 'wheel' : 'mousewheel', handler, false); - - } else if ((type === 'mouseenter') || (type === 'mouseleave')) { - handler = function (e) { - e = e || window.event; - if (L.DomEvent._isExternalTarget(obj, e)) { - originalHandler(e); - } - }; - obj.addEventListener(type === 'mouseenter' ? 'mouseover' : 'mouseout', handler, false); - - } else { - if (type === 'click' && L.Browser.android) { - handler = function (e) { - return L.DomEvent._filterClick(e, originalHandler); - }; - } - obj.addEventListener(type, handler, false); - } - - } else if ('attachEvent' in obj) { - obj.attachEvent('on' + type, handler); - } - - obj[eventsKey] = obj[eventsKey] || {}; - obj[eventsKey][id] = handler; - - return this; - }, - - _off: function (obj, type, fn, context) { - - var id = type + L.stamp(fn) + (context ? '_' + L.stamp(context) : ''), - handler = obj[eventsKey] && obj[eventsKey][id]; - - if (!handler) { return this; } - - if (L.Browser.pointer && type.indexOf('touch') === 0) { - this.removePointerListener(obj, type, id); - - } else if (L.Browser.touch && (type === 'dblclick') && this.removeDoubleTapListener) { - this.removeDoubleTapListener(obj, id); - - } else if ('removeEventListener' in obj) { - - if (type === 'mousewheel') { - obj.removeEventListener('onwheel' in obj ? 'wheel' : 'mousewheel', handler, false); - - } else { - obj.removeEventListener( - type === 'mouseenter' ? 'mouseover' : - type === 'mouseleave' ? 'mouseout' : type, handler, false); - } - - } else if ('detachEvent' in obj) { - obj.detachEvent('on' + type, handler); - } - - obj[eventsKey][id] = null; - - return this; - }, - - // @function stopPropagation(ev: DOMEvent): this - // Stop the given event from propagation to parent elements. Used inside the listener functions: - // ```js - // L.DomEvent.on(div, 'click', function (ev) { - // L.DomEvent.stopPropagation(ev); - // }); - // ``` - stopPropagation: function (e) { - - if (e.stopPropagation) { - e.stopPropagation(); - } else if (e.originalEvent) { // In case of Leaflet event. - e.originalEvent._stopped = true; - } else { - e.cancelBubble = true; - } - L.DomEvent._skipped(e); - - return this; - }, - - // @function disableScrollPropagation(el: HTMLElement): this - // Adds `stopPropagation` to the element's `'mousewheel'` events (plus browser variants). - disableScrollPropagation: function (el) { - return L.DomEvent.on(el, 'mousewheel', L.DomEvent.stopPropagation); - }, - - // @function disableClickPropagation(el: HTMLElement): this - // Adds `stopPropagation` to the element's `'click'`, `'doubleclick'`, - // `'mousedown'` and `'touchstart'` events (plus browser variants). - disableClickPropagation: function (el) { - var stop = L.DomEvent.stopPropagation; - - L.DomEvent.on(el, L.Draggable.START.join(' '), stop); - - return L.DomEvent.on(el, { - click: L.DomEvent._fakeStop, - dblclick: stop - }); - }, - - // @function preventDefault(ev: DOMEvent): this - // Prevents the default action of the DOM Event `ev` from happening (such as - // following a link in the href of the a element, or doing a POST request - // with page reload when a `
` is submitted). - // Use it inside listener functions. - preventDefault: function (e) { - - if (e.preventDefault) { - e.preventDefault(); - } else { - e.returnValue = false; - } - return this; - }, - - // @function stop(ev): this - // Does `stopPropagation` and `preventDefault` at the same time. - stop: function (e) { - return L.DomEvent - .preventDefault(e) - .stopPropagation(e); - }, - - // @function getMousePosition(ev: DOMEvent, container?: HTMLElement): Point - // Gets normalized mouse position from a DOM event relative to the - // `container` or to the whole page if not specified. - getMousePosition: function (e, container) { - if (!container) { - return new L.Point(e.clientX, e.clientY); - } - - var rect = container.getBoundingClientRect(); - - return new L.Point( - e.clientX - rect.left - container.clientLeft, - e.clientY - rect.top - container.clientTop); - }, - - // Chrome on Win scrolls double the pixels as in other platforms (see #4538), - // and Firefox scrolls device pixels, not CSS pixels - _wheelPxFactor: (L.Browser.win && L.Browser.chrome) ? 2 : - L.Browser.gecko ? window.devicePixelRatio : - 1, - - // @function getWheelDelta(ev: DOMEvent): Number - // Gets normalized wheel delta from a mousewheel DOM event, in vertical - // pixels scrolled (negative if scrolling down). - // Events from pointing devices without precise scrolling are mapped to - // a best guess of 60 pixels. - getWheelDelta: function (e) { - return (L.Browser.edge) ? e.wheelDeltaY / 2 : // Don't trust window-geometry-based delta - (e.deltaY && e.deltaMode === 0) ? -e.deltaY / L.DomEvent._wheelPxFactor : // Pixels - (e.deltaY && e.deltaMode === 1) ? -e.deltaY * 20 : // Lines - (e.deltaY && e.deltaMode === 2) ? -e.deltaY * 60 : // Pages - (e.deltaX || e.deltaZ) ? 0 : // Skip horizontal/depth wheel events - e.wheelDelta ? (e.wheelDeltaY || e.wheelDelta) / 2 : // Legacy IE pixels - (e.detail && Math.abs(e.detail) < 32765) ? -e.detail * 20 : // Legacy Moz lines - e.detail ? e.detail / -32765 * 60 : // Legacy Moz pages - 0; - }, - - _skipEvents: {}, - - _fakeStop: function (e) { - // fakes stopPropagation by setting a special event flag, checked/reset with L.DomEvent._skipped(e) - L.DomEvent._skipEvents[e.type] = true; - }, - - _skipped: function (e) { - var skipped = this._skipEvents[e.type]; - // reset when checking, as it's only used in map container and propagates outside of the map - this._skipEvents[e.type] = false; - return skipped; - }, - - // check if element really left/entered the event target (for mouseenter/mouseleave) - _isExternalTarget: function (el, e) { - - var related = e.relatedTarget; - - if (!related) { return true; } - - try { - while (related && (related !== el)) { - related = related.parentNode; - } - } catch (err) { - return false; - } - return (related !== el); - }, - - // this is a horrible workaround for a bug in Android where a single touch triggers two click events - _filterClick: function (e, handler) { - var timeStamp = (e.timeStamp || (e.originalEvent && e.originalEvent.timeStamp)), - elapsed = L.DomEvent._lastClick && (timeStamp - L.DomEvent._lastClick); - - // are they closer together than 500ms yet more than 100ms? - // Android typically triggers them ~300ms apart while multiple listeners - // on the same event should be triggered far faster; - // or check if click is simulated on the element, and if it is, reject any non-simulated events - - if ((elapsed && elapsed > 100 && elapsed < 500) || (e.target._simulatedClick && !e._simulated)) { - L.DomEvent.stop(e); - return; - } - L.DomEvent._lastClick = timeStamp; - - handler(e); - } -}; - -// @function addListener(…): this -// Alias to [`L.DomEvent.on`](#domevent-on) -L.DomEvent.addListener = L.DomEvent.on; - -// @function removeListener(…): this -// Alias to [`L.DomEvent.off`](#domevent-off) -L.DomEvent.removeListener = L.DomEvent.off; +/* + * @namespace DomEvent + * Utility functions to work with the [DOM events](https://developer.mozilla.org/docs/Web/API/Event), used by Leaflet internally. + */ + +// Inspired by John Resig, Dean Edwards and YUI addEvent implementations. + + + +var eventsKey = '_leaflet_events'; + +L.DomEvent = { + + // @function on(el: HTMLElement, types: String, fn: Function, context?: Object): this + // Adds a listener function (`fn`) to a particular DOM event type of the + // element `el`. You can optionally specify the context of the listener + // (object the `this` keyword will point to). You can also pass several + // space-separated types (e.g. `'click dblclick'`). + + // @alternative + // @function on(el: HTMLElement, eventMap: Object, context?: Object): this + // Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}` + on: function (obj, types, fn, context) { + + if (typeof types === 'object') { + for (var type in types) { + this._on(obj, type, types[type], fn); + } + } else { + types = L.Util.splitWords(types); + + for (var i = 0, len = types.length; i < len; i++) { + this._on(obj, types[i], fn, context); + } + } + + return this; + }, + + // @function off(el: HTMLElement, types: String, fn: Function, context?: Object): this + // Removes a previously added listener function. If no function is specified, + // it will remove all the listeners of that particular DOM event from the element. + // Note that if you passed a custom context to on, you must pass the same + // context to `off` in order to remove the listener. + + // @alternative + // @function off(el: HTMLElement, eventMap: Object, context?: Object): this + // Removes a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}` + off: function (obj, types, fn, context) { + + if (typeof types === 'object') { + for (var type in types) { + this._off(obj, type, types[type], fn); + } + } else { + types = L.Util.splitWords(types); + + for (var i = 0, len = types.length; i < len; i++) { + this._off(obj, types[i], fn, context); + } + } + + return this; + }, + + _on: function (obj, type, fn, context) { + var id = type + L.stamp(fn) + (context ? '_' + L.stamp(context) : ''); + + if (obj[eventsKey] && obj[eventsKey][id]) { return this; } + + var handler = function (e) { + return fn.call(context || obj, e || window.event); + }; + + var originalHandler = handler; + + if (L.Browser.pointer && type.indexOf('touch') === 0) { + this.addPointerListener(obj, type, handler, id); + + } else if (L.Browser.touch && (type === 'dblclick') && this.addDoubleTapListener && + !(L.Browser.pointer && L.Browser.chrome)) { + // Chrome >55 does not need the synthetic dblclicks from addDoubleTapListener + // See #5180 + this.addDoubleTapListener(obj, handler, id); + + } else if ('addEventListener' in obj) { + + if (type === 'mousewheel') { + obj.addEventListener('onwheel' in obj ? 'wheel' : 'mousewheel', handler, false); + + } else if ((type === 'mouseenter') || (type === 'mouseleave')) { + handler = function (e) { + e = e || window.event; + if (L.DomEvent._isExternalTarget(obj, e)) { + originalHandler(e); + } + }; + obj.addEventListener(type === 'mouseenter' ? 'mouseover' : 'mouseout', handler, false); + + } else { + if (type === 'click' && L.Browser.android) { + handler = function (e) { + return L.DomEvent._filterClick(e, originalHandler); + }; + } + obj.addEventListener(type, handler, false); + } + + } else if ('attachEvent' in obj) { + obj.attachEvent('on' + type, handler); + } + + obj[eventsKey] = obj[eventsKey] || {}; + obj[eventsKey][id] = handler; + + return this; + }, + + _off: function (obj, type, fn, context) { + + var id = type + L.stamp(fn) + (context ? '_' + L.stamp(context) : ''), + handler = obj[eventsKey] && obj[eventsKey][id]; + + if (!handler) { return this; } + + if (L.Browser.pointer && type.indexOf('touch') === 0) { + this.removePointerListener(obj, type, id); + + } else if (L.Browser.touch && (type === 'dblclick') && this.removeDoubleTapListener) { + this.removeDoubleTapListener(obj, id); + + } else if ('removeEventListener' in obj) { + + if (type === 'mousewheel') { + obj.removeEventListener('onwheel' in obj ? 'wheel' : 'mousewheel', handler, false); + + } else { + obj.removeEventListener( + type === 'mouseenter' ? 'mouseover' : + type === 'mouseleave' ? 'mouseout' : type, handler, false); + } + + } else if ('detachEvent' in obj) { + obj.detachEvent('on' + type, handler); + } + + obj[eventsKey][id] = null; + + return this; + }, + + // @function stopPropagation(ev: DOMEvent): this + // Stop the given event from propagation to parent elements. Used inside the listener functions: + // ```js + // L.DomEvent.on(div, 'click', function (ev) { + // L.DomEvent.stopPropagation(ev); + // }); + // ``` + stopPropagation: function (e) { + + if (e.stopPropagation) { + e.stopPropagation(); + } else if (e.originalEvent) { // In case of Leaflet event. + e.originalEvent._stopped = true; + } else { + e.cancelBubble = true; + } + L.DomEvent._skipped(e); + + return this; + }, + + // @function disableScrollPropagation(el: HTMLElement): this + // Adds `stopPropagation` to the element's `'mousewheel'` events (plus browser variants). + disableScrollPropagation: function (el) { + return L.DomEvent.on(el, 'mousewheel', L.DomEvent.stopPropagation); + }, + + // @function disableClickPropagation(el: HTMLElement): this + // Adds `stopPropagation` to the element's `'click'`, `'doubleclick'`, + // `'mousedown'` and `'touchstart'` events (plus browser variants). + disableClickPropagation: function (el) { + var stop = L.DomEvent.stopPropagation; + + L.DomEvent.on(el, L.Draggable.START.join(' '), stop); + + return L.DomEvent.on(el, { + click: L.DomEvent._fakeStop, + dblclick: stop + }); + }, + + // @function preventDefault(ev: DOMEvent): this + // Prevents the default action of the DOM Event `ev` from happening (such as + // following a link in the href of the a element, or doing a POST request + // with page reload when a `` is submitted). + // Use it inside listener functions. + preventDefault: function (e) { + + if (e.preventDefault) { + e.preventDefault(); + } else { + e.returnValue = false; + } + return this; + }, + + // @function stop(ev): this + // Does `stopPropagation` and `preventDefault` at the same time. + stop: function (e) { + return L.DomEvent + .preventDefault(e) + .stopPropagation(e); + }, + + // @function getMousePosition(ev: DOMEvent, container?: HTMLElement): Point + // Gets normalized mouse position from a DOM event relative to the + // `container` or to the whole page if not specified. + getMousePosition: function (e, container) { + if (!container) { + return new L.Point(e.clientX, e.clientY); + } + + var rect = container.getBoundingClientRect(); + + return new L.Point( + e.clientX - rect.left - container.clientLeft, + e.clientY - rect.top - container.clientTop); + }, + + // Chrome on Win scrolls double the pixels as in other platforms (see #4538), + // and Firefox scrolls device pixels, not CSS pixels + _wheelPxFactor: (L.Browser.win && L.Browser.chrome) ? 2 : + L.Browser.gecko ? window.devicePixelRatio : + 1, + + // @function getWheelDelta(ev: DOMEvent): Number + // Gets normalized wheel delta from a mousewheel DOM event, in vertical + // pixels scrolled (negative if scrolling down). + // Events from pointing devices without precise scrolling are mapped to + // a best guess of 60 pixels. + getWheelDelta: function (e) { + return (L.Browser.edge) ? e.wheelDeltaY / 2 : // Don't trust window-geometry-based delta + (e.deltaY && e.deltaMode === 0) ? -e.deltaY / L.DomEvent._wheelPxFactor : // Pixels + (e.deltaY && e.deltaMode === 1) ? -e.deltaY * 20 : // Lines + (e.deltaY && e.deltaMode === 2) ? -e.deltaY * 60 : // Pages + (e.deltaX || e.deltaZ) ? 0 : // Skip horizontal/depth wheel events + e.wheelDelta ? (e.wheelDeltaY || e.wheelDelta) / 2 : // Legacy IE pixels + (e.detail && Math.abs(e.detail) < 32765) ? -e.detail * 20 : // Legacy Moz lines + e.detail ? e.detail / -32765 * 60 : // Legacy Moz pages + 0; + }, + + _skipEvents: {}, + + _fakeStop: function (e) { + // fakes stopPropagation by setting a special event flag, checked/reset with L.DomEvent._skipped(e) + L.DomEvent._skipEvents[e.type] = true; + }, + + _skipped: function (e) { + var skipped = this._skipEvents[e.type]; + // reset when checking, as it's only used in map container and propagates outside of the map + this._skipEvents[e.type] = false; + return skipped; + }, + + // check if element really left/entered the event target (for mouseenter/mouseleave) + _isExternalTarget: function (el, e) { + + var related = e.relatedTarget; + + if (!related) { return true; } + + try { + while (related && (related !== el)) { + related = related.parentNode; + } + } catch (err) { + return false; + } + return (related !== el); + }, + + // this is a horrible workaround for a bug in Android where a single touch triggers two click events + _filterClick: function (e, handler) { + var timeStamp = (e.timeStamp || (e.originalEvent && e.originalEvent.timeStamp)), + elapsed = L.DomEvent._lastClick && (timeStamp - L.DomEvent._lastClick); + + // are they closer together than 500ms yet more than 100ms? + // Android typically triggers them ~300ms apart while multiple listeners + // on the same event should be triggered far faster; + // or check if click is simulated on the element, and if it is, reject any non-simulated events + + if ((elapsed && elapsed > 100 && elapsed < 500) || (e.target._simulatedClick && !e._simulated)) { + L.DomEvent.stop(e); + return; + } + L.DomEvent._lastClick = timeStamp; + + handler(e); + } +}; + +// @function addListener(…): this +// Alias to [`L.DomEvent.on`](#domevent-on) +L.DomEvent.addListener = L.DomEvent.on; + +// @function removeListener(…): this +// Alias to [`L.DomEvent.off`](#domevent-off) +L.DomEvent.removeListener = L.DomEvent.off; @@ -4573,70 +4573,70 @@ L.PosAnimation = L.Evented.extend({ -/* - * @namespace Projection - * @projection L.Projection.Mercator - * - * Elliptical Mercator projection — more complex than Spherical Mercator. Takes into account that Earth is a geoid, not a perfect sphere. Used by the EPSG:3395 CRS. - */ - -L.Projection.Mercator = { - R: 6378137, - R_MINOR: 6356752.314245179, - - bounds: L.bounds([-20037508.34279, -15496570.73972], [20037508.34279, 18764656.23138]), - - project: function (latlng) { - var d = Math.PI / 180, - r = this.R, - y = latlng.lat * d, - tmp = this.R_MINOR / r, - e = Math.sqrt(1 - tmp * tmp), - con = e * Math.sin(y); - - var ts = Math.tan(Math.PI / 4 - y / 2) / Math.pow((1 - con) / (1 + con), e / 2); - y = -r * Math.log(Math.max(ts, 1E-10)); - - return new L.Point(latlng.lng * d * r, y); - }, - - unproject: function (point) { - var d = 180 / Math.PI, - r = this.R, - tmp = this.R_MINOR / r, - e = Math.sqrt(1 - tmp * tmp), - ts = Math.exp(-point.y / r), - phi = Math.PI / 2 - 2 * Math.atan(ts); - - for (var i = 0, dphi = 0.1, con; i < 15 && Math.abs(dphi) > 1e-7; i++) { - con = e * Math.sin(phi); - con = Math.pow((1 - con) / (1 + con), e / 2); - dphi = Math.PI / 2 - 2 * Math.atan(ts * con) - phi; - phi += dphi; - } - - return new L.LatLng(phi * d, point.x * d / r); - } -}; +/* + * @namespace Projection + * @projection L.Projection.Mercator + * + * Elliptical Mercator projection — more complex than Spherical Mercator. Takes into account that Earth is a geoid, not a perfect sphere. Used by the EPSG:3395 CRS. + */ + +L.Projection.Mercator = { + R: 6378137, + R_MINOR: 6356752.314245179, + + bounds: L.bounds([-20037508.34279, -15496570.73972], [20037508.34279, 18764656.23138]), + + project: function (latlng) { + var d = Math.PI / 180, + r = this.R, + y = latlng.lat * d, + tmp = this.R_MINOR / r, + e = Math.sqrt(1 - tmp * tmp), + con = e * Math.sin(y); + + var ts = Math.tan(Math.PI / 4 - y / 2) / Math.pow((1 - con) / (1 + con), e / 2); + y = -r * Math.log(Math.max(ts, 1E-10)); + + return new L.Point(latlng.lng * d * r, y); + }, + + unproject: function (point) { + var d = 180 / Math.PI, + r = this.R, + tmp = this.R_MINOR / r, + e = Math.sqrt(1 - tmp * tmp), + ts = Math.exp(-point.y / r), + phi = Math.PI / 2 - 2 * Math.atan(ts); + + for (var i = 0, dphi = 0.1, con; i < 15 && Math.abs(dphi) > 1e-7; i++) { + con = e * Math.sin(phi); + con = Math.pow((1 - con) / (1 + con), e / 2); + dphi = Math.PI / 2 - 2 * Math.atan(ts * con) - phi; + phi += dphi; + } + + return new L.LatLng(phi * d, point.x * d / r); + } +}; -/* - * @namespace CRS - * @crs L.CRS.EPSG3395 - * - * Rarely used by some commercial tile providers. Uses Elliptical Mercator projection. - */ - -L.CRS.EPSG3395 = L.extend({}, L.CRS.Earth, { - code: 'EPSG:3395', - projection: L.Projection.Mercator, - - transformation: (function () { - var scale = 0.5 / (Math.PI * L.Projection.Mercator.R); - return new L.Transformation(scale, 0.5, -scale, 0.5); - }()) -}); +/* + * @namespace CRS + * @crs L.CRS.EPSG3395 + * + * Rarely used by some commercial tile providers. Uses Elliptical Mercator projection. + */ + +L.CRS.EPSG3395 = L.extend({}, L.CRS.Earth, { + code: 'EPSG:3395', + projection: L.Projection.Mercator, + + transformation: (function () { + var scale = 0.5 / (Math.PI * L.Projection.Mercator.R); + return new L.Transformation(scale, 0.5, -scale, 0.5); + }()) +}); @@ -5507,769 +5507,769 @@ L.gridLayer = function (options) { -/* - * @class TileLayer - * @inherits GridLayer - * @aka L.TileLayer - * Used to load and display tile layers on the map. Extends `GridLayer`. - * - * @example - * - * ```js - * L.tileLayer('http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png?{foo}', {foo: 'bar'}).addTo(map); - * ``` - * - * @section URL template - * @example - * - * A string of the following form: - * - * ``` - * 'http://{s}.somedomain.com/blabla/{z}/{x}/{y}{r}.png' - * ``` - * - * `{s}` means one of the available subdomains (used sequentially to help with browser parallel requests per domain limitation; subdomain values are specified in options; `a`, `b` or `c` by default, can be omitted), `{z}` — zoom level, `{x}` and `{y}` — tile coordinates. `{r}` can be used to add @2x to the URL to load retina tiles. - * - * You can use custom keys in the template, which will be [evaluated](#util-template) from TileLayer options, like this: - * - * ``` - * L.tileLayer('http://{s}.somedomain.com/{foo}/{z}/{x}/{y}.png', {foo: 'bar'}); - * ``` - */ - - -L.TileLayer = L.GridLayer.extend({ - - // @section - // @aka TileLayer options - options: { - // @option minZoom: Number = 0 - // Minimum zoom number. - minZoom: 0, - - // @option maxZoom: Number = 18 - // Maximum zoom number. - maxZoom: 18, - - // @option maxNativeZoom: Number = null - // Maximum zoom number the tile source has available. If it is specified, - // the tiles on all zoom levels higher than `maxNativeZoom` will be loaded - // from `maxNativeZoom` level and auto-scaled. - maxNativeZoom: null, - - // @option minNativeZoom: Number = null - // Minimum zoom number the tile source has available. If it is specified, - // the tiles on all zoom levels lower than `minNativeZoom` will be loaded - // from `minNativeZoom` level and auto-scaled. - minNativeZoom: null, - - // @option subdomains: String|String[] = 'abc' - // Subdomains of the tile service. Can be passed in the form of one string (where each letter is a subdomain name) or an array of strings. - subdomains: 'abc', - - // @option errorTileUrl: String = '' - // URL to the tile image to show in place of the tile that failed to load. - errorTileUrl: '', - - // @option zoomOffset: Number = 0 - // The zoom number used in tile URLs will be offset with this value. - zoomOffset: 0, - - // @option tms: Boolean = false - // If `true`, inverses Y axis numbering for tiles (turn this on for [TMS](https://en.wikipedia.org/wiki/Tile_Map_Service) services). - tms: false, - - // @option zoomReverse: Boolean = false - // If set to true, the zoom number used in tile URLs will be reversed (`maxZoom - zoom` instead of `zoom`) - zoomReverse: false, - - // @option detectRetina: Boolean = false - // If `true` and user is on a retina display, it will request four tiles of half the specified size and a bigger zoom level in place of one to utilize the high resolution. - detectRetina: false, - - // @option crossOrigin: Boolean = false - // If true, all tiles will have their crossOrigin attribute set to ''. This is needed if you want to access tile pixel data. - crossOrigin: false - }, - - initialize: function (url, options) { - - this._url = url; - - options = L.setOptions(this, options); - - // detecting retina displays, adjusting tileSize and zoom levels - if (options.detectRetina && L.Browser.retina && options.maxZoom > 0) { - - options.tileSize = Math.floor(options.tileSize / 2); - - if (!options.zoomReverse) { - options.zoomOffset++; - options.maxZoom--; - } else { - options.zoomOffset--; - options.minZoom++; - } - - options.minZoom = Math.max(0, options.minZoom); - } - - if (typeof options.subdomains === 'string') { - options.subdomains = options.subdomains.split(''); - } - - // for https://github.com/Leaflet/Leaflet/issues/137 - if (!L.Browser.android) { - this.on('tileunload', this._onTileRemove); - } - }, - - // @method setUrl(url: String, noRedraw?: Boolean): this - // Updates the layer's URL template and redraws it (unless `noRedraw` is set to `true`). - setUrl: function (url, noRedraw) { - this._url = url; - - if (!noRedraw) { - this.redraw(); - } - return this; - }, - - // @method createTile(coords: Object, done?: Function): HTMLElement - // Called only internally, overrides GridLayer's [`createTile()`](#gridlayer-createtile) - // to return an `` HTML element with the appropiate image URL given `coords`. The `done` - // callback is called when the tile has been loaded. - createTile: function (coords, done) { - var tile = document.createElement('img'); - - L.DomEvent.on(tile, 'load', L.bind(this._tileOnLoad, this, done, tile)); - L.DomEvent.on(tile, 'error', L.bind(this._tileOnError, this, done, tile)); - - if (this.options.crossOrigin) { - tile.crossOrigin = ''; - } - - /* - Alt tag is set to empty string to keep screen readers from reading URL and for compliance reasons - http://www.w3.org/TR/WCAG20-TECHS/H67 - */ - tile.alt = ''; - - /* - Set role="presentation" to force screen readers to ignore this - https://www.w3.org/TR/wai-aria/roles#textalternativecomputation - */ - tile.setAttribute('role', 'presentation'); - - tile.src = this.getTileUrl(coords); - - return tile; - }, - - // @section Extension methods - // @uninheritable - // Layers extending `TileLayer` might reimplement the following method. - // @method getTileUrl(coords: Object): String - // Called only internally, returns the URL for a tile given its coordinates. - // Classes extending `TileLayer` can override this function to provide custom tile URL naming schemes. - getTileUrl: function (coords) { - var data = { - r: L.Browser.retina ? '@2x' : '', - s: this._getSubdomain(coords), - x: coords.x, - y: coords.y, - z: this._getZoomForUrl() - }; - if (this._map && !this._map.options.crs.infinite) { - var invertedY = this._globalTileRange.max.y - coords.y; - if (this.options.tms) { - data['y'] = invertedY; - } - data['-y'] = invertedY; - } - - return L.Util.template(this._url, L.extend(data, this.options)); - }, - - _tileOnLoad: function (done, tile) { - // For https://github.com/Leaflet/Leaflet/issues/3332 - if (L.Browser.ielt9) { - setTimeout(L.bind(done, this, null, tile), 0); - } else { - done(null, tile); - } - }, - - _tileOnError: function (done, tile, e) { - var errorUrl = this.options.errorTileUrl; - if (errorUrl && tile.src !== errorUrl) { - tile.src = errorUrl; - } - done(e, tile); - }, - - getTileSize: function () { - var map = this._map, - tileSize = L.GridLayer.prototype.getTileSize.call(this), - zoom = this._tileZoom + this.options.zoomOffset, - minNativeZoom = this.options.minNativeZoom, - maxNativeZoom = this.options.maxNativeZoom; - - // decrease tile size when scaling below minNativeZoom - if (minNativeZoom !== null && zoom < minNativeZoom) { - return tileSize.divideBy(map.getZoomScale(minNativeZoom, zoom)).round(); - } - - // increase tile size when scaling above maxNativeZoom - if (maxNativeZoom !== null && zoom > maxNativeZoom) { - return tileSize.divideBy(map.getZoomScale(maxNativeZoom, zoom)).round(); - } - - return tileSize; - }, - - _onTileRemove: function (e) { - e.tile.onload = null; - }, - - _getZoomForUrl: function () { - var zoom = this._tileZoom, - maxZoom = this.options.maxZoom, - zoomReverse = this.options.zoomReverse, - zoomOffset = this.options.zoomOffset, - minNativeZoom = this.options.minNativeZoom, - maxNativeZoom = this.options.maxNativeZoom; - - if (zoomReverse) { - zoom = maxZoom - zoom; - } - - zoom += zoomOffset; - - if (minNativeZoom !== null && zoom < minNativeZoom) { - return minNativeZoom; - } - - if (maxNativeZoom !== null && zoom > maxNativeZoom) { - return maxNativeZoom; - } - - return zoom; - }, - - _getSubdomain: function (tilePoint) { - var index = Math.abs(tilePoint.x + tilePoint.y) % this.options.subdomains.length; - return this.options.subdomains[index]; - }, - - // stops loading all tiles in the background layer - _abortLoading: function () { - var i, tile; - for (i in this._tiles) { - if (this._tiles[i].coords.z !== this._tileZoom) { - tile = this._tiles[i].el; - - tile.onload = L.Util.falseFn; - tile.onerror = L.Util.falseFn; - - if (!tile.complete) { - tile.src = L.Util.emptyImageUrl; - L.DomUtil.remove(tile); - } - } - } - } -}); - - -// @factory L.tilelayer(urlTemplate: String, options?: TileLayer options) -// Instantiates a tile layer object given a `URL template` and optionally an options object. - -L.tileLayer = function (url, options) { - return new L.TileLayer(url, options); -}; - - - -/* - * @class TileLayer.WMS - * @inherits TileLayer - * @aka L.TileLayer.WMS - * Used to display [WMS](https://en.wikipedia.org/wiki/Web_Map_Service) services as tile layers on the map. Extends `TileLayer`. - * - * @example - * - * ```js - * var nexrad = L.tileLayer.wms("http://mesonet.agron.iastate.edu/cgi-bin/wms/nexrad/n0r.cgi", { - * layers: 'nexrad-n0r-900913', - * format: 'image/png', - * transparent: true, - * attribution: "Weather data © 2012 IEM Nexrad" - * }); - * ``` - */ - -L.TileLayer.WMS = L.TileLayer.extend({ - - // @section - // @aka TileLayer.WMS options - // If any custom options not documented here are used, they will be sent to the - // WMS server as extra parameters in each request URL. This can be useful for - // [non-standard vendor WMS parameters](http://docs.geoserver.org/stable/en/user/services/wms/vendor.html). - defaultWmsParams: { - service: 'WMS', - request: 'GetMap', - - // @option layers: String = '' - // **(required)** Comma-separated list of WMS layers to show. - layers: '', - - // @option styles: String = '' - // Comma-separated list of WMS styles. - styles: '', - - // @option format: String = 'image/jpeg' - // WMS image format (use `'image/png'` for layers with transparency). - format: 'image/jpeg', - - // @option transparent: Boolean = false - // If `true`, the WMS service will return images with transparency. - transparent: false, - - // @option version: String = '1.1.1' - // Version of the WMS service to use - version: '1.1.1' - }, - - options: { - // @option crs: CRS = null - // Coordinate Reference System to use for the WMS requests, defaults to - // map CRS. Don't change this if you're not sure what it means. - crs: null, - - // @option uppercase: Boolean = false - // If `true`, WMS request parameter keys will be uppercase. - uppercase: false - }, - - initialize: function (url, options) { - - this._url = url; - - var wmsParams = L.extend({}, this.defaultWmsParams); - - // all keys that are not TileLayer options go to WMS params - for (var i in options) { - if (!(i in this.options)) { - wmsParams[i] = options[i]; - } - } - - options = L.setOptions(this, options); - - wmsParams.width = wmsParams.height = options.tileSize * (options.detectRetina && L.Browser.retina ? 2 : 1); - - this.wmsParams = wmsParams; - }, - - onAdd: function (map) { - - this._crs = this.options.crs || map.options.crs; - this._wmsVersion = parseFloat(this.wmsParams.version); - - var projectionKey = this._wmsVersion >= 1.3 ? 'crs' : 'srs'; - this.wmsParams[projectionKey] = this._crs.code; - - L.TileLayer.prototype.onAdd.call(this, map); - }, - - getTileUrl: function (coords) { - - var tileBounds = this._tileCoordsToBounds(coords), - nw = this._crs.project(tileBounds.getNorthWest()), - se = this._crs.project(tileBounds.getSouthEast()), - - bbox = (this._wmsVersion >= 1.3 && this._crs === L.CRS.EPSG4326 ? - [se.y, nw.x, nw.y, se.x] : - [nw.x, se.y, se.x, nw.y]).join(','), - - url = L.TileLayer.prototype.getTileUrl.call(this, coords); - - return url + - L.Util.getParamString(this.wmsParams, url, this.options.uppercase) + - (this.options.uppercase ? '&BBOX=' : '&bbox=') + bbox; - }, - - // @method setParams(params: Object, noRedraw?: Boolean): this - // Merges an object with the new parameters and re-requests tiles on the current screen (unless `noRedraw` was set to true). - setParams: function (params, noRedraw) { - - L.extend(this.wmsParams, params); - - if (!noRedraw) { - this.redraw(); - } - - return this; - } -}); - - -// @factory L.tileLayer.wms(baseUrl: String, options: TileLayer.WMS options) -// Instantiates a WMS tile layer object given a base URL of the WMS service and a WMS parameters/options object. -L.tileLayer.wms = function (url, options) { - return new L.TileLayer.WMS(url, options); -}; - - - -/* - * @class ImageOverlay - * @aka L.ImageOverlay - * @inherits Interactive layer - * - * Used to load and display a single image over specific bounds of the map. Extends `Layer`. - * - * @example - * - * ```js - * var imageUrl = 'http://www.lib.utexas.edu/maps/historical/newark_nj_1922.jpg', - * imageBounds = [[40.712216, -74.22655], [40.773941, -74.12544]]; - * L.imageOverlay(imageUrl, imageBounds).addTo(map); - * ``` - */ - -L.ImageOverlay = L.Layer.extend({ - - // @section - // @aka ImageOverlay options - options: { - // @option opacity: Number = 1.0 - // The opacity of the image overlay. - opacity: 1, - - // @option alt: String = '' - // Text for the `alt` attribute of the image (useful for accessibility). - alt: '', - - // @option interactive: Boolean = false - // If `true`, the image overlay will emit [mouse events](#interactive-layer) when clicked or hovered. - interactive: false, - - // @option crossOrigin: Boolean = false - // If true, the image will have its crossOrigin attribute set to ''. This is needed if you want to access image pixel data. - crossOrigin: false - }, - - initialize: function (url, bounds, options) { // (String, LatLngBounds, Object) - this._url = url; - this._bounds = L.latLngBounds(bounds); - - L.setOptions(this, options); - }, - - onAdd: function () { - if (!this._image) { - this._initImage(); - - if (this.options.opacity < 1) { - this._updateOpacity(); - } - } - - if (this.options.interactive) { - L.DomUtil.addClass(this._image, 'leaflet-interactive'); - this.addInteractiveTarget(this._image); - } - - this.getPane().appendChild(this._image); - this._reset(); - }, - - onRemove: function () { - L.DomUtil.remove(this._image); - if (this.options.interactive) { - this.removeInteractiveTarget(this._image); - } - }, - - // @method setOpacity(opacity: Number): this - // Sets the opacity of the overlay. - setOpacity: function (opacity) { - this.options.opacity = opacity; - - if (this._image) { - this._updateOpacity(); - } - return this; - }, - - setStyle: function (styleOpts) { - if (styleOpts.opacity) { - this.setOpacity(styleOpts.opacity); - } - return this; - }, - - // @method bringToFront(): this - // Brings the layer to the top of all overlays. - bringToFront: function () { - if (this._map) { - L.DomUtil.toFront(this._image); - } - return this; - }, - - // @method bringToBack(): this - // Brings the layer to the bottom of all overlays. - bringToBack: function () { - if (this._map) { - L.DomUtil.toBack(this._image); - } - return this; - }, - - // @method setUrl(url: String): this - // Changes the URL of the image. - setUrl: function (url) { - this._url = url; - - if (this._image) { - this._image.src = url; - } - return this; - }, - - // @method setBounds(bounds: LatLngBounds): this - // Update the bounds that this ImageOverlay covers - setBounds: function (bounds) { - this._bounds = bounds; - - if (this._map) { - this._reset(); - } - return this; - }, - - getEvents: function () { - var events = { - zoom: this._reset, - viewreset: this._reset - }; - - if (this._zoomAnimated) { - events.zoomanim = this._animateZoom; - } - - return events; - }, - - // @method getBounds(): LatLngBounds - // Get the bounds that this ImageOverlay covers - getBounds: function () { - return this._bounds; - }, - - // @method getElement(): HTMLElement - // Get the img element that represents the ImageOverlay on the map - getElement: function () { - return this._image; - }, - - _initImage: function () { - var img = this._image = L.DomUtil.create('img', - 'leaflet-image-layer ' + (this._zoomAnimated ? 'leaflet-zoom-animated' : '')); - - img.onselectstart = L.Util.falseFn; - img.onmousemove = L.Util.falseFn; - - img.onload = L.bind(this.fire, this, 'load'); - - if (this.options.crossOrigin) { - img.crossOrigin = ''; - } - - img.src = this._url; - img.alt = this.options.alt; - }, - - _animateZoom: function (e) { - var scale = this._map.getZoomScale(e.zoom), - offset = this._map._latLngBoundsToNewLayerBounds(this._bounds, e.zoom, e.center).min; - - L.DomUtil.setTransform(this._image, offset, scale); - }, - - _reset: function () { - var image = this._image, - bounds = new L.Bounds( - this._map.latLngToLayerPoint(this._bounds.getNorthWest()), - this._map.latLngToLayerPoint(this._bounds.getSouthEast())), - size = bounds.getSize(); - - L.DomUtil.setPosition(image, bounds.min); - - image.style.width = size.x + 'px'; - image.style.height = size.y + 'px'; - }, - - _updateOpacity: function () { - L.DomUtil.setOpacity(this._image, this.options.opacity); - } -}); - -// @factory L.imageOverlay(imageUrl: String, bounds: LatLngBounds, options?: ImageOverlay options) -// Instantiates an image overlay object given the URL of the image and the -// geographical bounds it is tied to. -L.imageOverlay = function (url, bounds, options) { - return new L.ImageOverlay(url, bounds, options); -}; - - - -/* - * @class Icon - * @aka L.Icon - * @inherits Layer - * - * Represents an icon to provide when creating a marker. - * - * @example - * - * ```js - * var myIcon = L.icon({ - * iconUrl: 'my-icon.png', - * iconRetinaUrl: 'my-icon@2x.png', - * iconSize: [38, 95], - * iconAnchor: [22, 94], - * popupAnchor: [-3, -76], - * shadowUrl: 'my-icon-shadow.png', - * shadowRetinaUrl: 'my-icon-shadow@2x.png', - * shadowSize: [68, 95], - * shadowAnchor: [22, 94] - * }); - * - * L.marker([50.505, 30.57], {icon: myIcon}).addTo(map); - * ``` - * - * `L.Icon.Default` extends `L.Icon` and is the blue icon Leaflet uses for markers by default. - * - */ - -L.Icon = L.Class.extend({ - - /* @section - * @aka Icon options - * - * @option iconUrl: String = null - * **(required)** The URL to the icon image (absolute or relative to your script path). - * - * @option iconRetinaUrl: String = null - * The URL to a retina sized version of the icon image (absolute or relative to your - * script path). Used for Retina screen devices. - * - * @option iconSize: Point = null - * Size of the icon image in pixels. - * - * @option iconAnchor: Point = null - * The coordinates of the "tip" of the icon (relative to its top left corner). The icon - * will be aligned so that this point is at the marker's geographical location. Centered - * by default if size is specified, also can be set in CSS with negative margins. - * - * @option popupAnchor: Point = null - * The coordinates of the point from which popups will "open", relative to the icon anchor. - * - * @option shadowUrl: String = null - * The URL to the icon shadow image. If not specified, no shadow image will be created. - * - * @option shadowRetinaUrl: String = null - * - * @option shadowSize: Point = null - * Size of the shadow image in pixels. - * - * @option shadowAnchor: Point = null - * The coordinates of the "tip" of the shadow (relative to its top left corner) (the same - * as iconAnchor if not specified). - * - * @option className: String = '' - * A custom class name to assign to both icon and shadow images. Empty by default. - */ - - initialize: function (options) { - L.setOptions(this, options); - }, - - // @method createIcon(oldIcon?: HTMLElement): HTMLElement - // Called internally when the icon has to be shown, returns a `` HTML element - // styled according to the options. - createIcon: function (oldIcon) { - return this._createIcon('icon', oldIcon); - }, - - // @method createShadow(oldIcon?: HTMLElement): HTMLElement - // As `createIcon`, but for the shadow beneath it. - createShadow: function (oldIcon) { - return this._createIcon('shadow', oldIcon); - }, - - _createIcon: function (name, oldIcon) { - var src = this._getIconUrl(name); - - if (!src) { - if (name === 'icon') { - throw new Error('iconUrl not set in Icon options (see the docs).'); - } - return null; - } - - var img = this._createImg(src, oldIcon && oldIcon.tagName === 'IMG' ? oldIcon : null); - this._setIconStyles(img, name); - - return img; - }, - - _setIconStyles: function (img, name) { - var options = this.options; - var sizeOption = options[name + 'Size']; - - if (typeof sizeOption === 'number') { - sizeOption = [sizeOption, sizeOption]; - } - - var size = L.point(sizeOption), - anchor = L.point(name === 'shadow' && options.shadowAnchor || options.iconAnchor || - size && size.divideBy(2, true)); - - img.className = 'leaflet-marker-' + name + ' ' + (options.className || ''); - - if (anchor) { - img.style.marginLeft = (-anchor.x) + 'px'; - img.style.marginTop = (-anchor.y) + 'px'; - } - - if (size) { - img.style.width = size.x + 'px'; - img.style.height = size.y + 'px'; - } - }, - - _createImg: function (src, el) { - el = el || document.createElement('img'); - el.src = src; - return el; - }, - - _getIconUrl: function (name) { - return L.Browser.retina && this.options[name + 'RetinaUrl'] || this.options[name + 'Url']; - } -}); - - -// @factory L.icon(options: Icon options) -// Creates an icon instance with the given options. -L.icon = function (options) { - return new L.Icon(options); -}; +/* + * @class TileLayer + * @inherits GridLayer + * @aka L.TileLayer + * Used to load and display tile layers on the map. Extends `GridLayer`. + * + * @example + * + * ```js + * L.tileLayer('http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png?{foo}', {foo: 'bar'}).addTo(map); + * ``` + * + * @section URL template + * @example + * + * A string of the following form: + * + * ``` + * 'http://{s}.somedomain.com/blabla/{z}/{x}/{y}{r}.png' + * ``` + * + * `{s}` means one of the available subdomains (used sequentially to help with browser parallel requests per domain limitation; subdomain values are specified in options; `a`, `b` or `c` by default, can be omitted), `{z}` — zoom level, `{x}` and `{y}` — tile coordinates. `{r}` can be used to add @2x to the URL to load retina tiles. + * + * You can use custom keys in the template, which will be [evaluated](#util-template) from TileLayer options, like this: + * + * ``` + * L.tileLayer('http://{s}.somedomain.com/{foo}/{z}/{x}/{y}.png', {foo: 'bar'}); + * ``` + */ + + +L.TileLayer = L.GridLayer.extend({ + + // @section + // @aka TileLayer options + options: { + // @option minZoom: Number = 0 + // Minimum zoom number. + minZoom: 0, + + // @option maxZoom: Number = 18 + // Maximum zoom number. + maxZoom: 18, + + // @option maxNativeZoom: Number = null + // Maximum zoom number the tile source has available. If it is specified, + // the tiles on all zoom levels higher than `maxNativeZoom` will be loaded + // from `maxNativeZoom` level and auto-scaled. + maxNativeZoom: null, + + // @option minNativeZoom: Number = null + // Minimum zoom number the tile source has available. If it is specified, + // the tiles on all zoom levels lower than `minNativeZoom` will be loaded + // from `minNativeZoom` level and auto-scaled. + minNativeZoom: null, + + // @option subdomains: String|String[] = 'abc' + // Subdomains of the tile service. Can be passed in the form of one string (where each letter is a subdomain name) or an array of strings. + subdomains: 'abc', + + // @option errorTileUrl: String = '' + // URL to the tile image to show in place of the tile that failed to load. + errorTileUrl: '', + + // @option zoomOffset: Number = 0 + // The zoom number used in tile URLs will be offset with this value. + zoomOffset: 0, + + // @option tms: Boolean = false + // If `true`, inverses Y axis numbering for tiles (turn this on for [TMS](https://en.wikipedia.org/wiki/Tile_Map_Service) services). + tms: false, + + // @option zoomReverse: Boolean = false + // If set to true, the zoom number used in tile URLs will be reversed (`maxZoom - zoom` instead of `zoom`) + zoomReverse: false, + + // @option detectRetina: Boolean = false + // If `true` and user is on a retina display, it will request four tiles of half the specified size and a bigger zoom level in place of one to utilize the high resolution. + detectRetina: false, + + // @option crossOrigin: Boolean = false + // If true, all tiles will have their crossOrigin attribute set to ''. This is needed if you want to access tile pixel data. + crossOrigin: false + }, + + initialize: function (url, options) { + + this._url = url; + + options = L.setOptions(this, options); + + // detecting retina displays, adjusting tileSize and zoom levels + if (options.detectRetina && L.Browser.retina && options.maxZoom > 0) { + + options.tileSize = Math.floor(options.tileSize / 2); + + if (!options.zoomReverse) { + options.zoomOffset++; + options.maxZoom--; + } else { + options.zoomOffset--; + options.minZoom++; + } + + options.minZoom = Math.max(0, options.minZoom); + } + + if (typeof options.subdomains === 'string') { + options.subdomains = options.subdomains.split(''); + } + + // for https://github.com/Leaflet/Leaflet/issues/137 + if (!L.Browser.android) { + this.on('tileunload', this._onTileRemove); + } + }, + + // @method setUrl(url: String, noRedraw?: Boolean): this + // Updates the layer's URL template and redraws it (unless `noRedraw` is set to `true`). + setUrl: function (url, noRedraw) { + this._url = url; + + if (!noRedraw) { + this.redraw(); + } + return this; + }, + + // @method createTile(coords: Object, done?: Function): HTMLElement + // Called only internally, overrides GridLayer's [`createTile()`](#gridlayer-createtile) + // to return an `` HTML element with the appropiate image URL given `coords`. The `done` + // callback is called when the tile has been loaded. + createTile: function (coords, done) { + var tile = document.createElement('img'); + + L.DomEvent.on(tile, 'load', L.bind(this._tileOnLoad, this, done, tile)); + L.DomEvent.on(tile, 'error', L.bind(this._tileOnError, this, done, tile)); + + if (this.options.crossOrigin) { + tile.crossOrigin = ''; + } + + /* + Alt tag is set to empty string to keep screen readers from reading URL and for compliance reasons + http://www.w3.org/TR/WCAG20-TECHS/H67 + */ + tile.alt = ''; + + /* + Set role="presentation" to force screen readers to ignore this + https://www.w3.org/TR/wai-aria/roles#textalternativecomputation + */ + tile.setAttribute('role', 'presentation'); + + tile.src = this.getTileUrl(coords); + + return tile; + }, + + // @section Extension methods + // @uninheritable + // Layers extending `TileLayer` might reimplement the following method. + // @method getTileUrl(coords: Object): String + // Called only internally, returns the URL for a tile given its coordinates. + // Classes extending `TileLayer` can override this function to provide custom tile URL naming schemes. + getTileUrl: function (coords) { + var data = { + r: L.Browser.retina ? '@2x' : '', + s: this._getSubdomain(coords), + x: coords.x, + y: coords.y, + z: this._getZoomForUrl() + }; + if (this._map && !this._map.options.crs.infinite) { + var invertedY = this._globalTileRange.max.y - coords.y; + if (this.options.tms) { + data['y'] = invertedY; + } + data['-y'] = invertedY; + } + + return L.Util.template(this._url, L.extend(data, this.options)); + }, + + _tileOnLoad: function (done, tile) { + // For https://github.com/Leaflet/Leaflet/issues/3332 + if (L.Browser.ielt9) { + setTimeout(L.bind(done, this, null, tile), 0); + } else { + done(null, tile); + } + }, + + _tileOnError: function (done, tile, e) { + var errorUrl = this.options.errorTileUrl; + if (errorUrl && tile.src !== errorUrl) { + tile.src = errorUrl; + } + done(e, tile); + }, + + getTileSize: function () { + var map = this._map, + tileSize = L.GridLayer.prototype.getTileSize.call(this), + zoom = this._tileZoom + this.options.zoomOffset, + minNativeZoom = this.options.minNativeZoom, + maxNativeZoom = this.options.maxNativeZoom; + + // decrease tile size when scaling below minNativeZoom + if (minNativeZoom !== null && zoom < minNativeZoom) { + return tileSize.divideBy(map.getZoomScale(minNativeZoom, zoom)).round(); + } + + // increase tile size when scaling above maxNativeZoom + if (maxNativeZoom !== null && zoom > maxNativeZoom) { + return tileSize.divideBy(map.getZoomScale(maxNativeZoom, zoom)).round(); + } + + return tileSize; + }, + + _onTileRemove: function (e) { + e.tile.onload = null; + }, + + _getZoomForUrl: function () { + var zoom = this._tileZoom, + maxZoom = this.options.maxZoom, + zoomReverse = this.options.zoomReverse, + zoomOffset = this.options.zoomOffset, + minNativeZoom = this.options.minNativeZoom, + maxNativeZoom = this.options.maxNativeZoom; + + if (zoomReverse) { + zoom = maxZoom - zoom; + } + + zoom += zoomOffset; + + if (minNativeZoom !== null && zoom < minNativeZoom) { + return minNativeZoom; + } + + if (maxNativeZoom !== null && zoom > maxNativeZoom) { + return maxNativeZoom; + } + + return zoom; + }, + + _getSubdomain: function (tilePoint) { + var index = Math.abs(tilePoint.x + tilePoint.y) % this.options.subdomains.length; + return this.options.subdomains[index]; + }, + + // stops loading all tiles in the background layer + _abortLoading: function () { + var i, tile; + for (i in this._tiles) { + if (this._tiles[i].coords.z !== this._tileZoom) { + tile = this._tiles[i].el; + + tile.onload = L.Util.falseFn; + tile.onerror = L.Util.falseFn; + + if (!tile.complete) { + tile.src = L.Util.emptyImageUrl; + L.DomUtil.remove(tile); + } + } + } + } +}); + + +// @factory L.tilelayer(urlTemplate: String, options?: TileLayer options) +// Instantiates a tile layer object given a `URL template` and optionally an options object. + +L.tileLayer = function (url, options) { + return new L.TileLayer(url, options); +}; + + + +/* + * @class TileLayer.WMS + * @inherits TileLayer + * @aka L.TileLayer.WMS + * Used to display [WMS](https://en.wikipedia.org/wiki/Web_Map_Service) services as tile layers on the map. Extends `TileLayer`. + * + * @example + * + * ```js + * var nexrad = L.tileLayer.wms("http://mesonet.agron.iastate.edu/cgi-bin/wms/nexrad/n0r.cgi", { + * layers: 'nexrad-n0r-900913', + * format: 'image/png', + * transparent: true, + * attribution: "Weather data © 2012 IEM Nexrad" + * }); + * ``` + */ + +L.TileLayer.WMS = L.TileLayer.extend({ + + // @section + // @aka TileLayer.WMS options + // If any custom options not documented here are used, they will be sent to the + // WMS server as extra parameters in each request URL. This can be useful for + // [non-standard vendor WMS parameters](http://docs.geoserver.org/stable/en/user/services/wms/vendor.html). + defaultWmsParams: { + service: 'WMS', + request: 'GetMap', + + // @option layers: String = '' + // **(required)** Comma-separated list of WMS layers to show. + layers: '', + + // @option styles: String = '' + // Comma-separated list of WMS styles. + styles: '', + + // @option format: String = 'image/jpeg' + // WMS image format (use `'image/png'` for layers with transparency). + format: 'image/jpeg', + + // @option transparent: Boolean = false + // If `true`, the WMS service will return images with transparency. + transparent: false, + + // @option version: String = '1.1.1' + // Version of the WMS service to use + version: '1.1.1' + }, + + options: { + // @option crs: CRS = null + // Coordinate Reference System to use for the WMS requests, defaults to + // map CRS. Don't change this if you're not sure what it means. + crs: null, + + // @option uppercase: Boolean = false + // If `true`, WMS request parameter keys will be uppercase. + uppercase: false + }, + + initialize: function (url, options) { + + this._url = url; + + var wmsParams = L.extend({}, this.defaultWmsParams); + + // all keys that are not TileLayer options go to WMS params + for (var i in options) { + if (!(i in this.options)) { + wmsParams[i] = options[i]; + } + } + + options = L.setOptions(this, options); + + wmsParams.width = wmsParams.height = options.tileSize * (options.detectRetina && L.Browser.retina ? 2 : 1); + + this.wmsParams = wmsParams; + }, + + onAdd: function (map) { + + this._crs = this.options.crs || map.options.crs; + this._wmsVersion = parseFloat(this.wmsParams.version); + + var projectionKey = this._wmsVersion >= 1.3 ? 'crs' : 'srs'; + this.wmsParams[projectionKey] = this._crs.code; + + L.TileLayer.prototype.onAdd.call(this, map); + }, + + getTileUrl: function (coords) { + + var tileBounds = this._tileCoordsToBounds(coords), + nw = this._crs.project(tileBounds.getNorthWest()), + se = this._crs.project(tileBounds.getSouthEast()), + + bbox = (this._wmsVersion >= 1.3 && this._crs === L.CRS.EPSG4326 ? + [se.y, nw.x, nw.y, se.x] : + [nw.x, se.y, se.x, nw.y]).join(','), + + url = L.TileLayer.prototype.getTileUrl.call(this, coords); + + return url + + L.Util.getParamString(this.wmsParams, url, this.options.uppercase) + + (this.options.uppercase ? '&BBOX=' : '&bbox=') + bbox; + }, + + // @method setParams(params: Object, noRedraw?: Boolean): this + // Merges an object with the new parameters and re-requests tiles on the current screen (unless `noRedraw` was set to true). + setParams: function (params, noRedraw) { + + L.extend(this.wmsParams, params); + + if (!noRedraw) { + this.redraw(); + } + + return this; + } +}); + + +// @factory L.tileLayer.wms(baseUrl: String, options: TileLayer.WMS options) +// Instantiates a WMS tile layer object given a base URL of the WMS service and a WMS parameters/options object. +L.tileLayer.wms = function (url, options) { + return new L.TileLayer.WMS(url, options); +}; + + + +/* + * @class ImageOverlay + * @aka L.ImageOverlay + * @inherits Interactive layer + * + * Used to load and display a single image over specific bounds of the map. Extends `Layer`. + * + * @example + * + * ```js + * var imageUrl = 'http://www.lib.utexas.edu/maps/historical/newark_nj_1922.jpg', + * imageBounds = [[40.712216, -74.22655], [40.773941, -74.12544]]; + * L.imageOverlay(imageUrl, imageBounds).addTo(map); + * ``` + */ + +L.ImageOverlay = L.Layer.extend({ + + // @section + // @aka ImageOverlay options + options: { + // @option opacity: Number = 1.0 + // The opacity of the image overlay. + opacity: 1, + + // @option alt: String = '' + // Text for the `alt` attribute of the image (useful for accessibility). + alt: '', + + // @option interactive: Boolean = false + // If `true`, the image overlay will emit [mouse events](#interactive-layer) when clicked or hovered. + interactive: false, + + // @option crossOrigin: Boolean = false + // If true, the image will have its crossOrigin attribute set to ''. This is needed if you want to access image pixel data. + crossOrigin: false + }, + + initialize: function (url, bounds, options) { // (String, LatLngBounds, Object) + this._url = url; + this._bounds = L.latLngBounds(bounds); + + L.setOptions(this, options); + }, + + onAdd: function () { + if (!this._image) { + this._initImage(); + + if (this.options.opacity < 1) { + this._updateOpacity(); + } + } + + if (this.options.interactive) { + L.DomUtil.addClass(this._image, 'leaflet-interactive'); + this.addInteractiveTarget(this._image); + } + + this.getPane().appendChild(this._image); + this._reset(); + }, + + onRemove: function () { + L.DomUtil.remove(this._image); + if (this.options.interactive) { + this.removeInteractiveTarget(this._image); + } + }, + + // @method setOpacity(opacity: Number): this + // Sets the opacity of the overlay. + setOpacity: function (opacity) { + this.options.opacity = opacity; + + if (this._image) { + this._updateOpacity(); + } + return this; + }, + + setStyle: function (styleOpts) { + if (styleOpts.opacity) { + this.setOpacity(styleOpts.opacity); + } + return this; + }, + + // @method bringToFront(): this + // Brings the layer to the top of all overlays. + bringToFront: function () { + if (this._map) { + L.DomUtil.toFront(this._image); + } + return this; + }, + + // @method bringToBack(): this + // Brings the layer to the bottom of all overlays. + bringToBack: function () { + if (this._map) { + L.DomUtil.toBack(this._image); + } + return this; + }, + + // @method setUrl(url: String): this + // Changes the URL of the image. + setUrl: function (url) { + this._url = url; + + if (this._image) { + this._image.src = url; + } + return this; + }, + + // @method setBounds(bounds: LatLngBounds): this + // Update the bounds that this ImageOverlay covers + setBounds: function (bounds) { + this._bounds = bounds; + + if (this._map) { + this._reset(); + } + return this; + }, + + getEvents: function () { + var events = { + zoom: this._reset, + viewreset: this._reset + }; + + if (this._zoomAnimated) { + events.zoomanim = this._animateZoom; + } + + return events; + }, + + // @method getBounds(): LatLngBounds + // Get the bounds that this ImageOverlay covers + getBounds: function () { + return this._bounds; + }, + + // @method getElement(): HTMLElement + // Get the img element that represents the ImageOverlay on the map + getElement: function () { + return this._image; + }, + + _initImage: function () { + var img = this._image = L.DomUtil.create('img', + 'leaflet-image-layer ' + (this._zoomAnimated ? 'leaflet-zoom-animated' : '')); + + img.onselectstart = L.Util.falseFn; + img.onmousemove = L.Util.falseFn; + + img.onload = L.bind(this.fire, this, 'load'); + + if (this.options.crossOrigin) { + img.crossOrigin = ''; + } + + img.src = this._url; + img.alt = this.options.alt; + }, + + _animateZoom: function (e) { + var scale = this._map.getZoomScale(e.zoom), + offset = this._map._latLngBoundsToNewLayerBounds(this._bounds, e.zoom, e.center).min; + + L.DomUtil.setTransform(this._image, offset, scale); + }, + + _reset: function () { + var image = this._image, + bounds = new L.Bounds( + this._map.latLngToLayerPoint(this._bounds.getNorthWest()), + this._map.latLngToLayerPoint(this._bounds.getSouthEast())), + size = bounds.getSize(); + + L.DomUtil.setPosition(image, bounds.min); + + image.style.width = size.x + 'px'; + image.style.height = size.y + 'px'; + }, + + _updateOpacity: function () { + L.DomUtil.setOpacity(this._image, this.options.opacity); + } +}); + +// @factory L.imageOverlay(imageUrl: String, bounds: LatLngBounds, options?: ImageOverlay options) +// Instantiates an image overlay object given the URL of the image and the +// geographical bounds it is tied to. +L.imageOverlay = function (url, bounds, options) { + return new L.ImageOverlay(url, bounds, options); +}; + + + +/* + * @class Icon + * @aka L.Icon + * @inherits Layer + * + * Represents an icon to provide when creating a marker. + * + * @example + * + * ```js + * var myIcon = L.icon({ + * iconUrl: 'my-icon.png', + * iconRetinaUrl: 'my-icon@2x.png', + * iconSize: [38, 95], + * iconAnchor: [22, 94], + * popupAnchor: [-3, -76], + * shadowUrl: 'my-icon-shadow.png', + * shadowRetinaUrl: 'my-icon-shadow@2x.png', + * shadowSize: [68, 95], + * shadowAnchor: [22, 94] + * }); + * + * L.marker([50.505, 30.57], {icon: myIcon}).addTo(map); + * ``` + * + * `L.Icon.Default` extends `L.Icon` and is the blue icon Leaflet uses for markers by default. + * + */ + +L.Icon = L.Class.extend({ + + /* @section + * @aka Icon options + * + * @option iconUrl: String = null + * **(required)** The URL to the icon image (absolute or relative to your script path). + * + * @option iconRetinaUrl: String = null + * The URL to a retina sized version of the icon image (absolute or relative to your + * script path). Used for Retina screen devices. + * + * @option iconSize: Point = null + * Size of the icon image in pixels. + * + * @option iconAnchor: Point = null + * The coordinates of the "tip" of the icon (relative to its top left corner). The icon + * will be aligned so that this point is at the marker's geographical location. Centered + * by default if size is specified, also can be set in CSS with negative margins. + * + * @option popupAnchor: Point = null + * The coordinates of the point from which popups will "open", relative to the icon anchor. + * + * @option shadowUrl: String = null + * The URL to the icon shadow image. If not specified, no shadow image will be created. + * + * @option shadowRetinaUrl: String = null + * + * @option shadowSize: Point = null + * Size of the shadow image in pixels. + * + * @option shadowAnchor: Point = null + * The coordinates of the "tip" of the shadow (relative to its top left corner) (the same + * as iconAnchor if not specified). + * + * @option className: String = '' + * A custom class name to assign to both icon and shadow images. Empty by default. + */ + + initialize: function (options) { + L.setOptions(this, options); + }, + + // @method createIcon(oldIcon?: HTMLElement): HTMLElement + // Called internally when the icon has to be shown, returns a `` HTML element + // styled according to the options. + createIcon: function (oldIcon) { + return this._createIcon('icon', oldIcon); + }, + + // @method createShadow(oldIcon?: HTMLElement): HTMLElement + // As `createIcon`, but for the shadow beneath it. + createShadow: function (oldIcon) { + return this._createIcon('shadow', oldIcon); + }, + + _createIcon: function (name, oldIcon) { + var src = this._getIconUrl(name); + + if (!src) { + if (name === 'icon') { + throw new Error('iconUrl not set in Icon options (see the docs).'); + } + return null; + } + + var img = this._createImg(src, oldIcon && oldIcon.tagName === 'IMG' ? oldIcon : null); + this._setIconStyles(img, name); + + return img; + }, + + _setIconStyles: function (img, name) { + var options = this.options; + var sizeOption = options[name + 'Size']; + + if (typeof sizeOption === 'number') { + sizeOption = [sizeOption, sizeOption]; + } + + var size = L.point(sizeOption), + anchor = L.point(name === 'shadow' && options.shadowAnchor || options.iconAnchor || + size && size.divideBy(2, true)); + + img.className = 'leaflet-marker-' + name + ' ' + (options.className || ''); + + if (anchor) { + img.style.marginLeft = (-anchor.x) + 'px'; + img.style.marginTop = (-anchor.y) + 'px'; + } + + if (size) { + img.style.width = size.x + 'px'; + img.style.height = size.y + 'px'; + } + }, + + _createImg: function (src, el) { + el = el || document.createElement('img'); + el.src = src; + return el; + }, + + _getIconUrl: function (name) { + return L.Browser.retina && this.options[name + 'RetinaUrl'] || this.options[name + 'Url']; + } +}); + + +// @factory L.icon(options: Icon options) +// Creates an icon instance with the given options. +L.icon = function (options) { + return new L.Icon(options); +}; @@ -6328,348 +6328,348 @@ L.Icon.Default = L.Icon.extend({ -/* - * @class Marker - * @inherits Interactive layer - * @aka L.Marker - * L.Marker is used to display clickable/draggable icons on the map. Extends `Layer`. - * - * @example - * - * ```js - * L.marker([50.5, 30.5]).addTo(map); - * ``` - */ - -L.Marker = L.Layer.extend({ - - // @section - // @aka Marker options - options: { - // @option icon: Icon = * - // Icon class to use for rendering the marker. See [Icon documentation](#L.Icon) for details on how to customize the marker icon. If not specified, a new `L.Icon.Default` is used. - icon: new L.Icon.Default(), - - // Option inherited from "Interactive layer" abstract class - interactive: true, - - // @option draggable: Boolean = false - // Whether the marker is draggable with mouse/touch or not. - draggable: false, - - // @option keyboard: Boolean = true - // Whether the marker can be tabbed to with a keyboard and clicked by pressing enter. - keyboard: true, - - // @option title: String = '' - // Text for the browser tooltip that appear on marker hover (no tooltip by default). - title: '', - - // @option alt: String = '' - // Text for the `alt` attribute of the icon image (useful for accessibility). - alt: '', - - // @option zIndexOffset: Number = 0 - // By default, marker images zIndex is set automatically based on its latitude. Use this option if you want to put the marker on top of all others (or below), specifying a high value like `1000` (or high negative value, respectively). - zIndexOffset: 0, - - // @option opacity: Number = 1.0 - // The opacity of the marker. - opacity: 1, - - // @option riseOnHover: Boolean = false - // If `true`, the marker will get on top of others when you hover the mouse over it. - riseOnHover: false, - - // @option riseOffset: Number = 250 - // The z-index offset used for the `riseOnHover` feature. - riseOffset: 250, - - // @option pane: String = 'markerPane' - // `Map pane` where the markers icon will be added. - pane: 'markerPane', - - // FIXME: shadowPane is no longer a valid option - nonBubblingEvents: ['click', 'dblclick', 'mouseover', 'mouseout', 'contextmenu'] - }, - - /* @section - * - * In addition to [shared layer methods](#Layer) like `addTo()` and `remove()` and [popup methods](#Popup) like bindPopup() you can also use the following methods: - */ - - initialize: function (latlng, options) { - L.setOptions(this, options); - this._latlng = L.latLng(latlng); - }, - - onAdd: function (map) { - this._zoomAnimated = this._zoomAnimated && map.options.markerZoomAnimation; - - if (this._zoomAnimated) { - map.on('zoomanim', this._animateZoom, this); - } - - this._initIcon(); - this.update(); - }, - - onRemove: function (map) { - if (this.dragging && this.dragging.enabled()) { - this.options.draggable = true; - this.dragging.removeHooks(); - } - - if (this._zoomAnimated) { - map.off('zoomanim', this._animateZoom, this); - } - - this._removeIcon(); - this._removeShadow(); - }, - - getEvents: function () { - return { - zoom: this.update, - viewreset: this.update - }; - }, - - // @method getLatLng: LatLng - // Returns the current geographical position of the marker. - getLatLng: function () { - return this._latlng; - }, - - // @method setLatLng(latlng: LatLng): this - // Changes the marker position to the given point. - setLatLng: function (latlng) { - var oldLatLng = this._latlng; - this._latlng = L.latLng(latlng); - this.update(); - - // @event move: Event - // Fired when the marker is moved via [`setLatLng`](#marker-setlatlng) or by [dragging](#marker-dragging). Old and new coordinates are included in event arguments as `oldLatLng`, `latlng`. - return this.fire('move', {oldLatLng: oldLatLng, latlng: this._latlng}); - }, - - // @method setZIndexOffset(offset: Number): this - // Changes the [zIndex offset](#marker-zindexoffset) of the marker. - setZIndexOffset: function (offset) { - this.options.zIndexOffset = offset; - return this.update(); - }, - - // @method setIcon(icon: Icon): this - // Changes the marker icon. - setIcon: function (icon) { - - this.options.icon = icon; - - if (this._map) { - this._initIcon(); - this.update(); - } - - if (this._popup) { - this.bindPopup(this._popup, this._popup.options); - } - - return this; - }, - - getElement: function () { - return this._icon; - }, - - update: function () { - - if (this._icon) { - var pos = this._map.latLngToLayerPoint(this._latlng).round(); - this._setPos(pos); - } - - return this; - }, - - _initIcon: function () { - var options = this.options, - classToAdd = 'leaflet-zoom-' + (this._zoomAnimated ? 'animated' : 'hide'); - - var icon = options.icon.createIcon(this._icon), - addIcon = false; - - // if we're not reusing the icon, remove the old one and init new one - if (icon !== this._icon) { - if (this._icon) { - this._removeIcon(); - } - addIcon = true; - - if (options.title) { - icon.title = options.title; - } - if (options.alt) { - icon.alt = options.alt; - } - } - - L.DomUtil.addClass(icon, classToAdd); - - if (options.keyboard) { - icon.tabIndex = '0'; - } - - this._icon = icon; - - if (options.riseOnHover) { - this.on({ - mouseover: this._bringToFront, - mouseout: this._resetZIndex - }); - } - - var newShadow = options.icon.createShadow(this._shadow), - addShadow = false; - - if (newShadow !== this._shadow) { - this._removeShadow(); - addShadow = true; - } - - if (newShadow) { - L.DomUtil.addClass(newShadow, classToAdd); - newShadow.alt = ''; - } - this._shadow = newShadow; - - - if (options.opacity < 1) { - this._updateOpacity(); - } - - - if (addIcon) { - this.getPane().appendChild(this._icon); - } - this._initInteraction(); - if (newShadow && addShadow) { - this.getPane('shadowPane').appendChild(this._shadow); - } - }, - - _removeIcon: function () { - if (this.options.riseOnHover) { - this.off({ - mouseover: this._bringToFront, - mouseout: this._resetZIndex - }); - } - - L.DomUtil.remove(this._icon); - this.removeInteractiveTarget(this._icon); - - this._icon = null; - }, - - _removeShadow: function () { - if (this._shadow) { - L.DomUtil.remove(this._shadow); - } - this._shadow = null; - }, - - _setPos: function (pos) { - L.DomUtil.setPosition(this._icon, pos); - - if (this._shadow) { - L.DomUtil.setPosition(this._shadow, pos); - } - - this._zIndex = pos.y + this.options.zIndexOffset; - - this._resetZIndex(); - }, - - _updateZIndex: function (offset) { - this._icon.style.zIndex = this._zIndex + offset; - }, - - _animateZoom: function (opt) { - var pos = this._map._latLngToNewLayerPoint(this._latlng, opt.zoom, opt.center).round(); - - this._setPos(pos); - }, - - _initInteraction: function () { - - if (!this.options.interactive) { return; } - - L.DomUtil.addClass(this._icon, 'leaflet-interactive'); - - this.addInteractiveTarget(this._icon); - - if (L.Handler.MarkerDrag) { - var draggable = this.options.draggable; - if (this.dragging) { - draggable = this.dragging.enabled(); - this.dragging.disable(); - } - - this.dragging = new L.Handler.MarkerDrag(this); - - if (draggable) { - this.dragging.enable(); - } - } - }, - - // @method setOpacity(opacity: Number): this - // Changes the opacity of the marker. - setOpacity: function (opacity) { - this.options.opacity = opacity; - if (this._map) { - this._updateOpacity(); - } - - return this; - }, - - _updateOpacity: function () { - var opacity = this.options.opacity; - - L.DomUtil.setOpacity(this._icon, opacity); - - if (this._shadow) { - L.DomUtil.setOpacity(this._shadow, opacity); - } - }, - - _bringToFront: function () { - this._updateZIndex(this.options.riseOffset); - }, - - _resetZIndex: function () { - this._updateZIndex(0); - }, - - _getPopupAnchor: function () { - return this.options.icon.options.popupAnchor || [0, 0]; - }, - - _getTooltipAnchor: function () { - return this.options.icon.options.tooltipAnchor || [0, 0]; - } -}); - - -// factory L.marker(latlng: LatLng, options? : Marker options) - -// @factory L.marker(latlng: LatLng, options? : Marker options) -// Instantiates a Marker object given a geographical point and optionally an options object. -L.marker = function (latlng, options) { - return new L.Marker(latlng, options); -}; +/* + * @class Marker + * @inherits Interactive layer + * @aka L.Marker + * L.Marker is used to display clickable/draggable icons on the map. Extends `Layer`. + * + * @example + * + * ```js + * L.marker([50.5, 30.5]).addTo(map); + * ``` + */ + +L.Marker = L.Layer.extend({ + + // @section + // @aka Marker options + options: { + // @option icon: Icon = * + // Icon class to use for rendering the marker. See [Icon documentation](#L.Icon) for details on how to customize the marker icon. If not specified, a new `L.Icon.Default` is used. + icon: new L.Icon.Default(), + + // Option inherited from "Interactive layer" abstract class + interactive: true, + + // @option draggable: Boolean = false + // Whether the marker is draggable with mouse/touch or not. + draggable: false, + + // @option keyboard: Boolean = true + // Whether the marker can be tabbed to with a keyboard and clicked by pressing enter. + keyboard: true, + + // @option title: String = '' + // Text for the browser tooltip that appear on marker hover (no tooltip by default). + title: '', + + // @option alt: String = '' + // Text for the `alt` attribute of the icon image (useful for accessibility). + alt: '', + + // @option zIndexOffset: Number = 0 + // By default, marker images zIndex is set automatically based on its latitude. Use this option if you want to put the marker on top of all others (or below), specifying a high value like `1000` (or high negative value, respectively). + zIndexOffset: 0, + + // @option opacity: Number = 1.0 + // The opacity of the marker. + opacity: 1, + + // @option riseOnHover: Boolean = false + // If `true`, the marker will get on top of others when you hover the mouse over it. + riseOnHover: false, + + // @option riseOffset: Number = 250 + // The z-index offset used for the `riseOnHover` feature. + riseOffset: 250, + + // @option pane: String = 'markerPane' + // `Map pane` where the markers icon will be added. + pane: 'markerPane', + + // FIXME: shadowPane is no longer a valid option + nonBubblingEvents: ['click', 'dblclick', 'mouseover', 'mouseout', 'contextmenu'] + }, + + /* @section + * + * In addition to [shared layer methods](#Layer) like `addTo()` and `remove()` and [popup methods](#Popup) like bindPopup() you can also use the following methods: + */ + + initialize: function (latlng, options) { + L.setOptions(this, options); + this._latlng = L.latLng(latlng); + }, + + onAdd: function (map) { + this._zoomAnimated = this._zoomAnimated && map.options.markerZoomAnimation; + + if (this._zoomAnimated) { + map.on('zoomanim', this._animateZoom, this); + } + + this._initIcon(); + this.update(); + }, + + onRemove: function (map) { + if (this.dragging && this.dragging.enabled()) { + this.options.draggable = true; + this.dragging.removeHooks(); + } + + if (this._zoomAnimated) { + map.off('zoomanim', this._animateZoom, this); + } + + this._removeIcon(); + this._removeShadow(); + }, + + getEvents: function () { + return { + zoom: this.update, + viewreset: this.update + }; + }, + + // @method getLatLng: LatLng + // Returns the current geographical position of the marker. + getLatLng: function () { + return this._latlng; + }, + + // @method setLatLng(latlng: LatLng): this + // Changes the marker position to the given point. + setLatLng: function (latlng) { + var oldLatLng = this._latlng; + this._latlng = L.latLng(latlng); + this.update(); + + // @event move: Event + // Fired when the marker is moved via [`setLatLng`](#marker-setlatlng) or by [dragging](#marker-dragging). Old and new coordinates are included in event arguments as `oldLatLng`, `latlng`. + return this.fire('move', {oldLatLng: oldLatLng, latlng: this._latlng}); + }, + + // @method setZIndexOffset(offset: Number): this + // Changes the [zIndex offset](#marker-zindexoffset) of the marker. + setZIndexOffset: function (offset) { + this.options.zIndexOffset = offset; + return this.update(); + }, + + // @method setIcon(icon: Icon): this + // Changes the marker icon. + setIcon: function (icon) { + + this.options.icon = icon; + + if (this._map) { + this._initIcon(); + this.update(); + } + + if (this._popup) { + this.bindPopup(this._popup, this._popup.options); + } + + return this; + }, + + getElement: function () { + return this._icon; + }, + + update: function () { + + if (this._icon) { + var pos = this._map.latLngToLayerPoint(this._latlng).round(); + this._setPos(pos); + } + + return this; + }, + + _initIcon: function () { + var options = this.options, + classToAdd = 'leaflet-zoom-' + (this._zoomAnimated ? 'animated' : 'hide'); + + var icon = options.icon.createIcon(this._icon), + addIcon = false; + + // if we're not reusing the icon, remove the old one and init new one + if (icon !== this._icon) { + if (this._icon) { + this._removeIcon(); + } + addIcon = true; + + if (options.title) { + icon.title = options.title; + } + if (options.alt) { + icon.alt = options.alt; + } + } + + L.DomUtil.addClass(icon, classToAdd); + + if (options.keyboard) { + icon.tabIndex = '0'; + } + + this._icon = icon; + + if (options.riseOnHover) { + this.on({ + mouseover: this._bringToFront, + mouseout: this._resetZIndex + }); + } + + var newShadow = options.icon.createShadow(this._shadow), + addShadow = false; + + if (newShadow !== this._shadow) { + this._removeShadow(); + addShadow = true; + } + + if (newShadow) { + L.DomUtil.addClass(newShadow, classToAdd); + newShadow.alt = ''; + } + this._shadow = newShadow; + + + if (options.opacity < 1) { + this._updateOpacity(); + } + + + if (addIcon) { + this.getPane().appendChild(this._icon); + } + this._initInteraction(); + if (newShadow && addShadow) { + this.getPane('shadowPane').appendChild(this._shadow); + } + }, + + _removeIcon: function () { + if (this.options.riseOnHover) { + this.off({ + mouseover: this._bringToFront, + mouseout: this._resetZIndex + }); + } + + L.DomUtil.remove(this._icon); + this.removeInteractiveTarget(this._icon); + + this._icon = null; + }, + + _removeShadow: function () { + if (this._shadow) { + L.DomUtil.remove(this._shadow); + } + this._shadow = null; + }, + + _setPos: function (pos) { + L.DomUtil.setPosition(this._icon, pos); + + if (this._shadow) { + L.DomUtil.setPosition(this._shadow, pos); + } + + this._zIndex = pos.y + this.options.zIndexOffset; + + this._resetZIndex(); + }, + + _updateZIndex: function (offset) { + this._icon.style.zIndex = this._zIndex + offset; + }, + + _animateZoom: function (opt) { + var pos = this._map._latLngToNewLayerPoint(this._latlng, opt.zoom, opt.center).round(); + + this._setPos(pos); + }, + + _initInteraction: function () { + + if (!this.options.interactive) { return; } + + L.DomUtil.addClass(this._icon, 'leaflet-interactive'); + + this.addInteractiveTarget(this._icon); + + if (L.Handler.MarkerDrag) { + var draggable = this.options.draggable; + if (this.dragging) { + draggable = this.dragging.enabled(); + this.dragging.disable(); + } + + this.dragging = new L.Handler.MarkerDrag(this); + + if (draggable) { + this.dragging.enable(); + } + } + }, + + // @method setOpacity(opacity: Number): this + // Changes the opacity of the marker. + setOpacity: function (opacity) { + this.options.opacity = opacity; + if (this._map) { + this._updateOpacity(); + } + + return this; + }, + + _updateOpacity: function () { + var opacity = this.options.opacity; + + L.DomUtil.setOpacity(this._icon, opacity); + + if (this._shadow) { + L.DomUtil.setOpacity(this._shadow, opacity); + } + }, + + _bringToFront: function () { + this._updateZIndex(this.options.riseOffset); + }, + + _resetZIndex: function () { + this._updateZIndex(0); + }, + + _getPopupAnchor: function () { + return this.options.icon.options.popupAnchor || [0, 0]; + }, + + _getTooltipAnchor: function () { + return this.options.icon.options.tooltipAnchor || [0, 0]; + } +}); + + +// factory L.marker(latlng: LatLng, options? : Marker options) + +// @factory L.marker(latlng: LatLng, options? : Marker options) +// Instantiates a Marker object given a geographical point and optionally an options object. +L.marker = function (latlng, options) { + return new L.Marker(latlng, options); +}; @@ -6740,713 +6740,713 @@ L.divIcon = function (options) { -/* - * @class DivOverlay - * @inherits Layer - * @aka L.DivOverlay - * Base model for L.Popup and L.Tooltip. Inherit from it for custom popup like plugins. - */ - -// @namespace DivOverlay -L.DivOverlay = L.Layer.extend({ - - // @section - // @aka DivOverlay options - options: { - // @option offset: Point = Point(0, 7) - // The offset of the popup position. Useful to control the anchor - // of the popup when opening it on some overlays. - offset: [0, 7], - - // @option className: String = '' - // A custom CSS class name to assign to the popup. - className: '', - - // @option pane: String = 'popupPane' - // `Map pane` where the popup will be added. - pane: 'popupPane' - }, - - initialize: function (options, source) { - L.setOptions(this, options); - - this._source = source; - }, - - onAdd: function (map) { - this._zoomAnimated = map._zoomAnimated; - - if (!this._container) { - this._initLayout(); - } - - if (map._fadeAnimated) { - L.DomUtil.setOpacity(this._container, 0); - } - - clearTimeout(this._removeTimeout); - this.getPane().appendChild(this._container); - this.update(); - - if (map._fadeAnimated) { - L.DomUtil.setOpacity(this._container, 1); - } - - this.bringToFront(); - }, - - onRemove: function (map) { - if (map._fadeAnimated) { - L.DomUtil.setOpacity(this._container, 0); - this._removeTimeout = setTimeout(L.bind(L.DomUtil.remove, L.DomUtil, this._container), 200); - } else { - L.DomUtil.remove(this._container); - } - }, - - // @namespace Popup - // @method getLatLng: LatLng - // Returns the geographical point of popup. - getLatLng: function () { - return this._latlng; - }, - - // @method setLatLng(latlng: LatLng): this - // Sets the geographical point where the popup will open. - setLatLng: function (latlng) { - this._latlng = L.latLng(latlng); - if (this._map) { - this._updatePosition(); - this._adjustPan(); - } - return this; - }, - - // @method getContent: String|HTMLElement - // Returns the content of the popup. - getContent: function () { - return this._content; - }, - - // @method setContent(htmlContent: String|HTMLElement|Function): this - // Sets the HTML content of the popup. If a function is passed the source layer will be passed to the function. The function should return a `String` or `HTMLElement` to be used in the popup. - setContent: function (content) { - this._content = content; - this.update(); - return this; - }, - - // @method getElement: String|HTMLElement - // Alias for [getContent()](#popup-getcontent) - getElement: function () { - return this._container; - }, - - // @method update: null - // Updates the popup content, layout and position. Useful for updating the popup after something inside changed, e.g. image loaded. - update: function () { - if (!this._map) { return; } - - this._container.style.visibility = 'hidden'; - - this._updateContent(); - this._updateLayout(); - this._updatePosition(); - - this._container.style.visibility = ''; - - this._adjustPan(); - }, - - getEvents: function () { - var events = { - zoom: this._updatePosition, - viewreset: this._updatePosition - }; - - if (this._zoomAnimated) { - events.zoomanim = this._animateZoom; - } - return events; - }, - - // @method isOpen: Boolean - // Returns `true` when the popup is visible on the map. - isOpen: function () { - return !!this._map && this._map.hasLayer(this); - }, - - // @method bringToFront: this - // Brings this popup in front of other popups (in the same map pane). - bringToFront: function () { - if (this._map) { - L.DomUtil.toFront(this._container); - } - return this; - }, - - // @method bringToBack: this - // Brings this popup to the back of other popups (in the same map pane). - bringToBack: function () { - if (this._map) { - L.DomUtil.toBack(this._container); - } - return this; - }, - - _updateContent: function () { - if (!this._content) { return; } - - var node = this._contentNode; - var content = (typeof this._content === 'function') ? this._content(this._source || this) : this._content; - - if (typeof content === 'string') { - node.innerHTML = content; - } else { - while (node.hasChildNodes()) { - node.removeChild(node.firstChild); - } - node.appendChild(content); - } - this.fire('contentupdate'); - }, - - _updatePosition: function () { - if (!this._map) { return; } - - var pos = this._map.latLngToLayerPoint(this._latlng), - offset = L.point(this.options.offset), - anchor = this._getAnchor(); - - if (this._zoomAnimated) { - L.DomUtil.setPosition(this._container, pos.add(anchor)); - } else { - offset = offset.add(pos).add(anchor); - } - - var bottom = this._containerBottom = -offset.y, - left = this._containerLeft = -Math.round(this._containerWidth / 2) + offset.x; - - // bottom position the popup in case the height of the popup changes (images loading etc) - this._container.style.bottom = bottom + 'px'; - this._container.style.left = left + 'px'; - }, - - _getAnchor: function () { - return [0, 0]; - } - -}); - - - -/* - * @class Popup - * @inherits DivOverlay - * @aka L.Popup - * Used to open popups in certain places of the map. Use [Map.openPopup](#map-openpopup) to - * open popups while making sure that only one popup is open at one time - * (recommended for usability), or use [Map.addLayer](#map-addlayer) to open as many as you want. - * - * @example - * - * If you want to just bind a popup to marker click and then open it, it's really easy: - * - * ```js - * marker.bindPopup(popupContent).openPopup(); - * ``` - * Path overlays like polylines also have a `bindPopup` method. - * Here's a more complicated way to open a popup on a map: - * - * ```js - * var popup = L.popup() - * .setLatLng(latlng) - * .setContent('

Hello world!
This is a nice popup.

') - * .openOn(map); - * ``` - */ - - -// @namespace Popup -L.Popup = L.DivOverlay.extend({ - - // @section - // @aka Popup options - options: { - // @option maxWidth: Number = 300 - // Max width of the popup, in pixels. - maxWidth: 300, - - // @option minWidth: Number = 50 - // Min width of the popup, in pixels. - minWidth: 50, - - // @option maxHeight: Number = null - // If set, creates a scrollable container of the given height - // inside a popup if its content exceeds it. - maxHeight: null, - - // @option autoPan: Boolean = true - // Set it to `false` if you don't want the map to do panning animation - // to fit the opened popup. - autoPan: true, - - // @option autoPanPaddingTopLeft: Point = null - // The margin between the popup and the top left corner of the map - // view after autopanning was performed. - autoPanPaddingTopLeft: null, - - // @option autoPanPaddingBottomRight: Point = null - // The margin between the popup and the bottom right corner of the map - // view after autopanning was performed. - autoPanPaddingBottomRight: null, - - // @option autoPanPadding: Point = Point(5, 5) - // Equivalent of setting both top left and bottom right autopan padding to the same value. - autoPanPadding: [5, 5], - - // @option keepInView: Boolean = false - // Set it to `true` if you want to prevent users from panning the popup - // off of the screen while it is open. - keepInView: false, - - // @option closeButton: Boolean = true - // Controls the presence of a close button in the popup. - closeButton: true, - - // @option autoClose: Boolean = true - // Set it to `false` if you want to override the default behavior of - // the popup closing when user clicks the map (set globally by - // the Map's [closePopupOnClick](#map-closepopuponclick) option). - autoClose: true, - - // @option className: String = '' - // A custom CSS class name to assign to the popup. - className: '' - }, - - // @namespace Popup - // @method openOn(map: Map): this - // Adds the popup to the map and closes the previous one. The same as `map.openPopup(popup)`. - openOn: function (map) { - map.openPopup(this); - return this; - }, - - onAdd: function (map) { - L.DivOverlay.prototype.onAdd.call(this, map); - - // @namespace Map - // @section Popup events - // @event popupopen: PopupEvent - // Fired when a popup is opened in the map - map.fire('popupopen', {popup: this}); - - if (this._source) { - // @namespace Layer - // @section Popup events - // @event popupopen: PopupEvent - // Fired when a popup bound to this layer is opened - this._source.fire('popupopen', {popup: this}, true); - // For non-path layers, we toggle the popup when clicking - // again the layer, so prevent the map to reopen it. - if (!(this._source instanceof L.Path)) { - this._source.on('preclick', L.DomEvent.stopPropagation); - } - } - }, - - onRemove: function (map) { - L.DivOverlay.prototype.onRemove.call(this, map); - - // @namespace Map - // @section Popup events - // @event popupclose: PopupEvent - // Fired when a popup in the map is closed - map.fire('popupclose', {popup: this}); - - if (this._source) { - // @namespace Layer - // @section Popup events - // @event popupclose: PopupEvent - // Fired when a popup bound to this layer is closed - this._source.fire('popupclose', {popup: this}, true); - if (!(this._source instanceof L.Path)) { - this._source.off('preclick', L.DomEvent.stopPropagation); - } - } - }, - - getEvents: function () { - var events = L.DivOverlay.prototype.getEvents.call(this); - - if ('closeOnClick' in this.options ? this.options.closeOnClick : this._map.options.closePopupOnClick) { - events.preclick = this._close; - } - - if (this.options.keepInView) { - events.moveend = this._adjustPan; - } - - return events; - }, - - _close: function () { - if (this._map) { - this._map.closePopup(this); - } - }, - - _initLayout: function () { - var prefix = 'leaflet-popup', - container = this._container = L.DomUtil.create('div', - prefix + ' ' + (this.options.className || '') + - ' leaflet-zoom-animated'); - - if (this.options.closeButton) { - var closeButton = this._closeButton = L.DomUtil.create('a', prefix + '-close-button', container); - closeButton.href = '#close'; - closeButton.innerHTML = '×'; - - L.DomEvent.on(closeButton, 'click', this._onCloseButtonClick, this); - } - - var wrapper = this._wrapper = L.DomUtil.create('div', prefix + '-content-wrapper', container); - this._contentNode = L.DomUtil.create('div', prefix + '-content', wrapper); - - L.DomEvent - .disableClickPropagation(wrapper) - .disableScrollPropagation(this._contentNode) - .on(wrapper, 'contextmenu', L.DomEvent.stopPropagation); - - this._tipContainer = L.DomUtil.create('div', prefix + '-tip-container', container); - this._tip = L.DomUtil.create('div', prefix + '-tip', this._tipContainer); - }, - - _updateLayout: function () { - var container = this._contentNode, - style = container.style; - - style.width = ''; - style.whiteSpace = 'nowrap'; - - var width = container.offsetWidth; - width = Math.min(width, this.options.maxWidth); - width = Math.max(width, this.options.minWidth); - - style.width = (width + 1) + 'px'; - style.whiteSpace = ''; - - style.height = ''; - - var height = container.offsetHeight, - maxHeight = this.options.maxHeight, - scrolledClass = 'leaflet-popup-scrolled'; - - if (maxHeight && height > maxHeight) { - style.height = maxHeight + 'px'; - L.DomUtil.addClass(container, scrolledClass); - } else { - L.DomUtil.removeClass(container, scrolledClass); - } - - this._containerWidth = this._container.offsetWidth; - }, - - _animateZoom: function (e) { - var pos = this._map._latLngToNewLayerPoint(this._latlng, e.zoom, e.center), - anchor = this._getAnchor(); - L.DomUtil.setPosition(this._container, pos.add(anchor)); - }, - - _adjustPan: function () { - if (!this.options.autoPan || (this._map._panAnim && this._map._panAnim._inProgress)) { return; } - - var map = this._map, - marginBottom = parseInt(L.DomUtil.getStyle(this._container, 'marginBottom'), 10) || 0, - containerHeight = this._container.offsetHeight + marginBottom, - containerWidth = this._containerWidth, - layerPos = new L.Point(this._containerLeft, -containerHeight - this._containerBottom); - - layerPos._add(L.DomUtil.getPosition(this._container)); - - var containerPos = map.layerPointToContainerPoint(layerPos), - padding = L.point(this.options.autoPanPadding), - paddingTL = L.point(this.options.autoPanPaddingTopLeft || padding), - paddingBR = L.point(this.options.autoPanPaddingBottomRight || padding), - size = map.getSize(), - dx = 0, - dy = 0; - - if (containerPos.x + containerWidth + paddingBR.x > size.x) { // right - dx = containerPos.x + containerWidth - size.x + paddingBR.x; - } - if (containerPos.x - dx - paddingTL.x < 0) { // left - dx = containerPos.x - paddingTL.x; - } - if (containerPos.y + containerHeight + paddingBR.y > size.y) { // bottom - dy = containerPos.y + containerHeight - size.y + paddingBR.y; - } - if (containerPos.y - dy - paddingTL.y < 0) { // top - dy = containerPos.y - paddingTL.y; - } - - // @namespace Map - // @section Popup events - // @event autopanstart: Event - // Fired when the map starts autopanning when opening a popup. - if (dx || dy) { - map - .fire('autopanstart') - .panBy([dx, dy]); - } - }, - - _onCloseButtonClick: function (e) { - this._close(); - L.DomEvent.stop(e); - }, - - _getAnchor: function () { - // Where should we anchor the popup on the source layer? - return L.point(this._source && this._source._getPopupAnchor ? this._source._getPopupAnchor() : [0, 0]); - } - -}); - -// @namespace Popup -// @factory L.popup(options?: Popup options, source?: Layer) -// Instantiates a `Popup` object given an optional `options` object that describes its appearance and location and an optional `source` object that is used to tag the popup with a reference to the Layer to which it refers. -L.popup = function (options, source) { - return new L.Popup(options, source); -}; - - -/* @namespace Map - * @section Interaction Options - * @option closePopupOnClick: Boolean = true - * Set it to `false` if you don't want popups to close when user clicks the map. - */ -L.Map.mergeOptions({ - closePopupOnClick: true -}); - - -// @namespace Map -// @section Methods for Layers and Controls -L.Map.include({ - // @method openPopup(popup: Popup): this - // Opens the specified popup while closing the previously opened (to make sure only one is opened at one time for usability). - // @alternative - // @method openPopup(content: String|HTMLElement, latlng: LatLng, options?: Popup options): this - // Creates a popup with the specified content and options and opens it in the given point on a map. - openPopup: function (popup, latlng, options) { - if (!(popup instanceof L.Popup)) { - popup = new L.Popup(options).setContent(popup); - } - - if (latlng) { - popup.setLatLng(latlng); - } - - if (this.hasLayer(popup)) { - return this; - } - - if (this._popup && this._popup.options.autoClose) { - this.closePopup(); - } - - this._popup = popup; - return this.addLayer(popup); - }, - - // @method closePopup(popup?: Popup): this - // Closes the popup previously opened with [openPopup](#map-openpopup) (or the given one). - closePopup: function (popup) { - if (!popup || popup === this._popup) { - popup = this._popup; - this._popup = null; - } - if (popup) { - this.removeLayer(popup); - } - return this; - } -}); - -/* - * @namespace Layer - * @section Popup methods example - * - * All layers share a set of methods convenient for binding popups to it. - * - * ```js - * var layer = L.Polygon(latlngs).bindPopup('Hi There!').addTo(map); - * layer.openPopup(); - * layer.closePopup(); - * ``` - * - * Popups will also be automatically opened when the layer is clicked on and closed when the layer is removed from the map or another popup is opened. - */ - -// @section Popup methods -L.Layer.include({ - - // @method bindPopup(content: String|HTMLElement|Function|Popup, options?: Popup options): this - // Binds a popup to the layer with the passed `content` and sets up the - // neccessary event listeners. If a `Function` is passed it will receive - // the layer as the first argument and should return a `String` or `HTMLElement`. - bindPopup: function (content, options) { - - if (content instanceof L.Popup) { - L.setOptions(content, options); - this._popup = content; - content._source = this; - } else { - if (!this._popup || options) { - this._popup = new L.Popup(options, this); - } - this._popup.setContent(content); - } - - if (!this._popupHandlersAdded) { - this.on({ - click: this._openPopup, - remove: this.closePopup, - move: this._movePopup - }); - this._popupHandlersAdded = true; - } - - return this; - }, - - // @method unbindPopup(): this - // Removes the popup previously bound with `bindPopup`. - unbindPopup: function () { - if (this._popup) { - this.off({ - click: this._openPopup, - remove: this.closePopup, - move: this._movePopup - }); - this._popupHandlersAdded = false; - this._popup = null; - } - return this; - }, - - // @method openPopup(latlng?: LatLng): this - // Opens the bound popup at the specificed `latlng` or at the default popup anchor if no `latlng` is passed. - openPopup: function (layer, latlng) { - if (!(layer instanceof L.Layer)) { - latlng = layer; - layer = this; - } - - if (layer instanceof L.FeatureGroup) { - for (var id in this._layers) { - layer = this._layers[id]; - break; - } - } - - if (!latlng) { - latlng = layer.getCenter ? layer.getCenter() : layer.getLatLng(); - } - - if (this._popup && this._map) { - // set popup source to this layer - this._popup._source = layer; - - // update the popup (content, layout, ect...) - this._popup.update(); - - // open the popup on the map - this._map.openPopup(this._popup, latlng); - } - - return this; - }, - - // @method closePopup(): this - // Closes the popup bound to this layer if it is open. - closePopup: function () { - if (this._popup) { - this._popup._close(); - } - return this; - }, - - // @method togglePopup(): this - // Opens or closes the popup bound to this layer depending on its current state. - togglePopup: function (target) { - if (this._popup) { - if (this._popup._map) { - this.closePopup(); - } else { - this.openPopup(target); - } - } - return this; - }, - - // @method isPopupOpen(): boolean - // Returns `true` if the popup bound to this layer is currently open. - isPopupOpen: function () { - return (this._popup ? this._popup.isOpen() : false); - }, - - // @method setPopupContent(content: String|HTMLElement|Popup): this - // Sets the content of the popup bound to this layer. - setPopupContent: function (content) { - if (this._popup) { - this._popup.setContent(content); - } - return this; - }, - - // @method getPopup(): Popup - // Returns the popup bound to this layer. - getPopup: function () { - return this._popup; - }, - - _openPopup: function (e) { - var layer = e.layer || e.target; - - if (!this._popup) { - return; - } - - if (!this._map) { - return; - } - - // prevent map click - L.DomEvent.stop(e); - - // if this inherits from Path its a vector and we can just - // open the popup at the new location - if (layer instanceof L.Path) { - this.openPopup(e.layer || e.target, e.latlng); - return; - } - - // otherwise treat it like a marker and figure out - // if we should toggle it open/closed - if (this._map.hasLayer(this._popup) && this._popup._source === layer) { - this.closePopup(); - } else { - this.openPopup(layer, e.latlng); - } - }, - - _movePopup: function (e) { - this._popup.setLatLng(e.latlng); - } -}); +/* + * @class DivOverlay + * @inherits Layer + * @aka L.DivOverlay + * Base model for L.Popup and L.Tooltip. Inherit from it for custom popup like plugins. + */ + +// @namespace DivOverlay +L.DivOverlay = L.Layer.extend({ + + // @section + // @aka DivOverlay options + options: { + // @option offset: Point = Point(0, 7) + // The offset of the popup position. Useful to control the anchor + // of the popup when opening it on some overlays. + offset: [0, 7], + + // @option className: String = '' + // A custom CSS class name to assign to the popup. + className: '', + + // @option pane: String = 'popupPane' + // `Map pane` where the popup will be added. + pane: 'popupPane' + }, + + initialize: function (options, source) { + L.setOptions(this, options); + + this._source = source; + }, + + onAdd: function (map) { + this._zoomAnimated = map._zoomAnimated; + + if (!this._container) { + this._initLayout(); + } + + if (map._fadeAnimated) { + L.DomUtil.setOpacity(this._container, 0); + } + + clearTimeout(this._removeTimeout); + this.getPane().appendChild(this._container); + this.update(); + + if (map._fadeAnimated) { + L.DomUtil.setOpacity(this._container, 1); + } + + this.bringToFront(); + }, + + onRemove: function (map) { + if (map._fadeAnimated) { + L.DomUtil.setOpacity(this._container, 0); + this._removeTimeout = setTimeout(L.bind(L.DomUtil.remove, L.DomUtil, this._container), 200); + } else { + L.DomUtil.remove(this._container); + } + }, + + // @namespace Popup + // @method getLatLng: LatLng + // Returns the geographical point of popup. + getLatLng: function () { + return this._latlng; + }, + + // @method setLatLng(latlng: LatLng): this + // Sets the geographical point where the popup will open. + setLatLng: function (latlng) { + this._latlng = L.latLng(latlng); + if (this._map) { + this._updatePosition(); + this._adjustPan(); + } + return this; + }, + + // @method getContent: String|HTMLElement + // Returns the content of the popup. + getContent: function () { + return this._content; + }, + + // @method setContent(htmlContent: String|HTMLElement|Function): this + // Sets the HTML content of the popup. If a function is passed the source layer will be passed to the function. The function should return a `String` or `HTMLElement` to be used in the popup. + setContent: function (content) { + this._content = content; + this.update(); + return this; + }, + + // @method getElement: String|HTMLElement + // Alias for [getContent()](#popup-getcontent) + getElement: function () { + return this._container; + }, + + // @method update: null + // Updates the popup content, layout and position. Useful for updating the popup after something inside changed, e.g. image loaded. + update: function () { + if (!this._map) { return; } + + this._container.style.visibility = 'hidden'; + + this._updateContent(); + this._updateLayout(); + this._updatePosition(); + + this._container.style.visibility = ''; + + this._adjustPan(); + }, + + getEvents: function () { + var events = { + zoom: this._updatePosition, + viewreset: this._updatePosition + }; + + if (this._zoomAnimated) { + events.zoomanim = this._animateZoom; + } + return events; + }, + + // @method isOpen: Boolean + // Returns `true` when the popup is visible on the map. + isOpen: function () { + return !!this._map && this._map.hasLayer(this); + }, + + // @method bringToFront: this + // Brings this popup in front of other popups (in the same map pane). + bringToFront: function () { + if (this._map) { + L.DomUtil.toFront(this._container); + } + return this; + }, + + // @method bringToBack: this + // Brings this popup to the back of other popups (in the same map pane). + bringToBack: function () { + if (this._map) { + L.DomUtil.toBack(this._container); + } + return this; + }, + + _updateContent: function () { + if (!this._content) { return; } + + var node = this._contentNode; + var content = (typeof this._content === 'function') ? this._content(this._source || this) : this._content; + + if (typeof content === 'string') { + node.innerHTML = content; + } else { + while (node.hasChildNodes()) { + node.removeChild(node.firstChild); + } + node.appendChild(content); + } + this.fire('contentupdate'); + }, + + _updatePosition: function () { + if (!this._map) { return; } + + var pos = this._map.latLngToLayerPoint(this._latlng), + offset = L.point(this.options.offset), + anchor = this._getAnchor(); + + if (this._zoomAnimated) { + L.DomUtil.setPosition(this._container, pos.add(anchor)); + } else { + offset = offset.add(pos).add(anchor); + } + + var bottom = this._containerBottom = -offset.y, + left = this._containerLeft = -Math.round(this._containerWidth / 2) + offset.x; + + // bottom position the popup in case the height of the popup changes (images loading etc) + this._container.style.bottom = bottom + 'px'; + this._container.style.left = left + 'px'; + }, + + _getAnchor: function () { + return [0, 0]; + } + +}); + + + +/* + * @class Popup + * @inherits DivOverlay + * @aka L.Popup + * Used to open popups in certain places of the map. Use [Map.openPopup](#map-openpopup) to + * open popups while making sure that only one popup is open at one time + * (recommended for usability), or use [Map.addLayer](#map-addlayer) to open as many as you want. + * + * @example + * + * If you want to just bind a popup to marker click and then open it, it's really easy: + * + * ```js + * marker.bindPopup(popupContent).openPopup(); + * ``` + * Path overlays like polylines also have a `bindPopup` method. + * Here's a more complicated way to open a popup on a map: + * + * ```js + * var popup = L.popup() + * .setLatLng(latlng) + * .setContent('

Hello world!
This is a nice popup.

') + * .openOn(map); + * ``` + */ + + +// @namespace Popup +L.Popup = L.DivOverlay.extend({ + + // @section + // @aka Popup options + options: { + // @option maxWidth: Number = 300 + // Max width of the popup, in pixels. + maxWidth: 300, + + // @option minWidth: Number = 50 + // Min width of the popup, in pixels. + minWidth: 50, + + // @option maxHeight: Number = null + // If set, creates a scrollable container of the given height + // inside a popup if its content exceeds it. + maxHeight: null, + + // @option autoPan: Boolean = true + // Set it to `false` if you don't want the map to do panning animation + // to fit the opened popup. + autoPan: true, + + // @option autoPanPaddingTopLeft: Point = null + // The margin between the popup and the top left corner of the map + // view after autopanning was performed. + autoPanPaddingTopLeft: null, + + // @option autoPanPaddingBottomRight: Point = null + // The margin between the popup and the bottom right corner of the map + // view after autopanning was performed. + autoPanPaddingBottomRight: null, + + // @option autoPanPadding: Point = Point(5, 5) + // Equivalent of setting both top left and bottom right autopan padding to the same value. + autoPanPadding: [5, 5], + + // @option keepInView: Boolean = false + // Set it to `true` if you want to prevent users from panning the popup + // off of the screen while it is open. + keepInView: false, + + // @option closeButton: Boolean = true + // Controls the presence of a close button in the popup. + closeButton: true, + + // @option autoClose: Boolean = true + // Set it to `false` if you want to override the default behavior of + // the popup closing when user clicks the map (set globally by + // the Map's [closePopupOnClick](#map-closepopuponclick) option). + autoClose: true, + + // @option className: String = '' + // A custom CSS class name to assign to the popup. + className: '' + }, + + // @namespace Popup + // @method openOn(map: Map): this + // Adds the popup to the map and closes the previous one. The same as `map.openPopup(popup)`. + openOn: function (map) { + map.openPopup(this); + return this; + }, + + onAdd: function (map) { + L.DivOverlay.prototype.onAdd.call(this, map); + + // @namespace Map + // @section Popup events + // @event popupopen: PopupEvent + // Fired when a popup is opened in the map + map.fire('popupopen', {popup: this}); + + if (this._source) { + // @namespace Layer + // @section Popup events + // @event popupopen: PopupEvent + // Fired when a popup bound to this layer is opened + this._source.fire('popupopen', {popup: this}, true); + // For non-path layers, we toggle the popup when clicking + // again the layer, so prevent the map to reopen it. + if (!(this._source instanceof L.Path)) { + this._source.on('preclick', L.DomEvent.stopPropagation); + } + } + }, + + onRemove: function (map) { + L.DivOverlay.prototype.onRemove.call(this, map); + + // @namespace Map + // @section Popup events + // @event popupclose: PopupEvent + // Fired when a popup in the map is closed + map.fire('popupclose', {popup: this}); + + if (this._source) { + // @namespace Layer + // @section Popup events + // @event popupclose: PopupEvent + // Fired when a popup bound to this layer is closed + this._source.fire('popupclose', {popup: this}, true); + if (!(this._source instanceof L.Path)) { + this._source.off('preclick', L.DomEvent.stopPropagation); + } + } + }, + + getEvents: function () { + var events = L.DivOverlay.prototype.getEvents.call(this); + + if ('closeOnClick' in this.options ? this.options.closeOnClick : this._map.options.closePopupOnClick) { + events.preclick = this._close; + } + + if (this.options.keepInView) { + events.moveend = this._adjustPan; + } + + return events; + }, + + _close: function () { + if (this._map) { + this._map.closePopup(this); + } + }, + + _initLayout: function () { + var prefix = 'leaflet-popup', + container = this._container = L.DomUtil.create('div', + prefix + ' ' + (this.options.className || '') + + ' leaflet-zoom-animated'); + + if (this.options.closeButton) { + var closeButton = this._closeButton = L.DomUtil.create('a', prefix + '-close-button', container); + closeButton.href = '#close'; + closeButton.innerHTML = '×'; + + L.DomEvent.on(closeButton, 'click', this._onCloseButtonClick, this); + } + + var wrapper = this._wrapper = L.DomUtil.create('div', prefix + '-content-wrapper', container); + this._contentNode = L.DomUtil.create('div', prefix + '-content', wrapper); + + L.DomEvent + .disableClickPropagation(wrapper) + .disableScrollPropagation(this._contentNode) + .on(wrapper, 'contextmenu', L.DomEvent.stopPropagation); + + this._tipContainer = L.DomUtil.create('div', prefix + '-tip-container', container); + this._tip = L.DomUtil.create('div', prefix + '-tip', this._tipContainer); + }, + + _updateLayout: function () { + var container = this._contentNode, + style = container.style; + + style.width = ''; + style.whiteSpace = 'nowrap'; + + var width = container.offsetWidth; + width = Math.min(width, this.options.maxWidth); + width = Math.max(width, this.options.minWidth); + + style.width = (width + 1) + 'px'; + style.whiteSpace = ''; + + style.height = ''; + + var height = container.offsetHeight, + maxHeight = this.options.maxHeight, + scrolledClass = 'leaflet-popup-scrolled'; + + if (maxHeight && height > maxHeight) { + style.height = maxHeight + 'px'; + L.DomUtil.addClass(container, scrolledClass); + } else { + L.DomUtil.removeClass(container, scrolledClass); + } + + this._containerWidth = this._container.offsetWidth; + }, + + _animateZoom: function (e) { + var pos = this._map._latLngToNewLayerPoint(this._latlng, e.zoom, e.center), + anchor = this._getAnchor(); + L.DomUtil.setPosition(this._container, pos.add(anchor)); + }, + + _adjustPan: function () { + if (!this.options.autoPan || (this._map._panAnim && this._map._panAnim._inProgress)) { return; } + + var map = this._map, + marginBottom = parseInt(L.DomUtil.getStyle(this._container, 'marginBottom'), 10) || 0, + containerHeight = this._container.offsetHeight + marginBottom, + containerWidth = this._containerWidth, + layerPos = new L.Point(this._containerLeft, -containerHeight - this._containerBottom); + + layerPos._add(L.DomUtil.getPosition(this._container)); + + var containerPos = map.layerPointToContainerPoint(layerPos), + padding = L.point(this.options.autoPanPadding), + paddingTL = L.point(this.options.autoPanPaddingTopLeft || padding), + paddingBR = L.point(this.options.autoPanPaddingBottomRight || padding), + size = map.getSize(), + dx = 0, + dy = 0; + + if (containerPos.x + containerWidth + paddingBR.x > size.x) { // right + dx = containerPos.x + containerWidth - size.x + paddingBR.x; + } + if (containerPos.x - dx - paddingTL.x < 0) { // left + dx = containerPos.x - paddingTL.x; + } + if (containerPos.y + containerHeight + paddingBR.y > size.y) { // bottom + dy = containerPos.y + containerHeight - size.y + paddingBR.y; + } + if (containerPos.y - dy - paddingTL.y < 0) { // top + dy = containerPos.y - paddingTL.y; + } + + // @namespace Map + // @section Popup events + // @event autopanstart: Event + // Fired when the map starts autopanning when opening a popup. + if (dx || dy) { + map + .fire('autopanstart') + .panBy([dx, dy]); + } + }, + + _onCloseButtonClick: function (e) { + this._close(); + L.DomEvent.stop(e); + }, + + _getAnchor: function () { + // Where should we anchor the popup on the source layer? + return L.point(this._source && this._source._getPopupAnchor ? this._source._getPopupAnchor() : [0, 0]); + } + +}); + +// @namespace Popup +// @factory L.popup(options?: Popup options, source?: Layer) +// Instantiates a `Popup` object given an optional `options` object that describes its appearance and location and an optional `source` object that is used to tag the popup with a reference to the Layer to which it refers. +L.popup = function (options, source) { + return new L.Popup(options, source); +}; + + +/* @namespace Map + * @section Interaction Options + * @option closePopupOnClick: Boolean = true + * Set it to `false` if you don't want popups to close when user clicks the map. + */ +L.Map.mergeOptions({ + closePopupOnClick: true +}); + + +// @namespace Map +// @section Methods for Layers and Controls +L.Map.include({ + // @method openPopup(popup: Popup): this + // Opens the specified popup while closing the previously opened (to make sure only one is opened at one time for usability). + // @alternative + // @method openPopup(content: String|HTMLElement, latlng: LatLng, options?: Popup options): this + // Creates a popup with the specified content and options and opens it in the given point on a map. + openPopup: function (popup, latlng, options) { + if (!(popup instanceof L.Popup)) { + popup = new L.Popup(options).setContent(popup); + } + + if (latlng) { + popup.setLatLng(latlng); + } + + if (this.hasLayer(popup)) { + return this; + } + + if (this._popup && this._popup.options.autoClose) { + this.closePopup(); + } + + this._popup = popup; + return this.addLayer(popup); + }, + + // @method closePopup(popup?: Popup): this + // Closes the popup previously opened with [openPopup](#map-openpopup) (or the given one). + closePopup: function (popup) { + if (!popup || popup === this._popup) { + popup = this._popup; + this._popup = null; + } + if (popup) { + this.removeLayer(popup); + } + return this; + } +}); + +/* + * @namespace Layer + * @section Popup methods example + * + * All layers share a set of methods convenient for binding popups to it. + * + * ```js + * var layer = L.Polygon(latlngs).bindPopup('Hi There!').addTo(map); + * layer.openPopup(); + * layer.closePopup(); + * ``` + * + * Popups will also be automatically opened when the layer is clicked on and closed when the layer is removed from the map or another popup is opened. + */ + +// @section Popup methods +L.Layer.include({ + + // @method bindPopup(content: String|HTMLElement|Function|Popup, options?: Popup options): this + // Binds a popup to the layer with the passed `content` and sets up the + // neccessary event listeners. If a `Function` is passed it will receive + // the layer as the first argument and should return a `String` or `HTMLElement`. + bindPopup: function (content, options) { + + if (content instanceof L.Popup) { + L.setOptions(content, options); + this._popup = content; + content._source = this; + } else { + if (!this._popup || options) { + this._popup = new L.Popup(options, this); + } + this._popup.setContent(content); + } + + if (!this._popupHandlersAdded) { + this.on({ + click: this._openPopup, + remove: this.closePopup, + move: this._movePopup + }); + this._popupHandlersAdded = true; + } + + return this; + }, + + // @method unbindPopup(): this + // Removes the popup previously bound with `bindPopup`. + unbindPopup: function () { + if (this._popup) { + this.off({ + click: this._openPopup, + remove: this.closePopup, + move: this._movePopup + }); + this._popupHandlersAdded = false; + this._popup = null; + } + return this; + }, + + // @method openPopup(latlng?: LatLng): this + // Opens the bound popup at the specificed `latlng` or at the default popup anchor if no `latlng` is passed. + openPopup: function (layer, latlng) { + if (!(layer instanceof L.Layer)) { + latlng = layer; + layer = this; + } + + if (layer instanceof L.FeatureGroup) { + for (var id in this._layers) { + layer = this._layers[id]; + break; + } + } + + if (!latlng) { + latlng = layer.getCenter ? layer.getCenter() : layer.getLatLng(); + } + + if (this._popup && this._map) { + // set popup source to this layer + this._popup._source = layer; + + // update the popup (content, layout, ect...) + this._popup.update(); + + // open the popup on the map + this._map.openPopup(this._popup, latlng); + } + + return this; + }, + + // @method closePopup(): this + // Closes the popup bound to this layer if it is open. + closePopup: function () { + if (this._popup) { + this._popup._close(); + } + return this; + }, + + // @method togglePopup(): this + // Opens or closes the popup bound to this layer depending on its current state. + togglePopup: function (target) { + if (this._popup) { + if (this._popup._map) { + this.closePopup(); + } else { + this.openPopup(target); + } + } + return this; + }, + + // @method isPopupOpen(): boolean + // Returns `true` if the popup bound to this layer is currently open. + isPopupOpen: function () { + return (this._popup ? this._popup.isOpen() : false); + }, + + // @method setPopupContent(content: String|HTMLElement|Popup): this + // Sets the content of the popup bound to this layer. + setPopupContent: function (content) { + if (this._popup) { + this._popup.setContent(content); + } + return this; + }, + + // @method getPopup(): Popup + // Returns the popup bound to this layer. + getPopup: function () { + return this._popup; + }, + + _openPopup: function (e) { + var layer = e.layer || e.target; + + if (!this._popup) { + return; + } + + if (!this._map) { + return; + } + + // prevent map click + L.DomEvent.stop(e); + + // if this inherits from Path its a vector and we can just + // open the popup at the new location + if (layer instanceof L.Path) { + this.openPopup(e.layer || e.target, e.latlng); + return; + } + + // otherwise treat it like a marker and figure out + // if we should toggle it open/closed + if (this._map.hasLayer(this._popup) && this._popup._source === layer) { + this.closePopup(); + } else { + this.openPopup(layer, e.latlng); + } + }, + + _movePopup: function (e) { + this._popup.setLatLng(e.latlng); + } +}); @@ -7861,259 +7861,259 @@ L.Layer.include({ -/* - * @class LayerGroup - * @aka L.LayerGroup - * @inherits Layer - * - * Used to group several layers and handle them as one. If you add it to the map, - * any layers added or removed from the group will be added/removed on the map as - * well. Extends `Layer`. - * - * @example - * - * ```js - * L.layerGroup([marker1, marker2]) - * .addLayer(polyline) - * .addTo(map); - * ``` - */ - -L.LayerGroup = L.Layer.extend({ - - initialize: function (layers) { - this._layers = {}; - - var i, len; - - if (layers) { - for (i = 0, len = layers.length; i < len; i++) { - this.addLayer(layers[i]); - } - } - }, - - // @method addLayer(layer: Layer): this - // Adds the given layer to the group. - addLayer: function (layer) { - var id = this.getLayerId(layer); - - this._layers[id] = layer; - - if (this._map) { - this._map.addLayer(layer); - } - - return this; - }, - - // @method removeLayer(layer: Layer): this - // Removes the given layer from the group. - // @alternative - // @method removeLayer(id: Number): this - // Removes the layer with the given internal ID from the group. - removeLayer: function (layer) { - var id = layer in this._layers ? layer : this.getLayerId(layer); - - if (this._map && this._layers[id]) { - this._map.removeLayer(this._layers[id]); - } - - delete this._layers[id]; - - return this; - }, - - // @method hasLayer(layer: Layer): Boolean - // Returns `true` if the given layer is currently added to the group. - hasLayer: function (layer) { - return !!layer && (layer in this._layers || this.getLayerId(layer) in this._layers); - }, - - // @method clearLayers(): this - // Removes all the layers from the group. - clearLayers: function () { - for (var i in this._layers) { - this.removeLayer(this._layers[i]); - } - return this; - }, - - // @method invoke(methodName: String, …): this - // Calls `methodName` on every layer contained in this group, passing any - // additional parameters. Has no effect if the layers contained do not - // implement `methodName`. - invoke: function (methodName) { - var args = Array.prototype.slice.call(arguments, 1), - i, layer; - - for (i in this._layers) { - layer = this._layers[i]; - - if (layer[methodName]) { - layer[methodName].apply(layer, args); - } - } - - return this; - }, - - onAdd: function (map) { - for (var i in this._layers) { - map.addLayer(this._layers[i]); - } - }, - - onRemove: function (map) { - for (var i in this._layers) { - map.removeLayer(this._layers[i]); - } - }, - - // @method eachLayer(fn: Function, context?: Object): this - // Iterates over the layers of the group, optionally specifying context of the iterator function. - // ```js - // group.eachLayer(function (layer) { - // layer.bindPopup('Hello'); - // }); - // ``` - eachLayer: function (method, context) { - for (var i in this._layers) { - method.call(context, this._layers[i]); - } - return this; - }, - - // @method getLayer(id: Number): Layer - // Returns the layer with the given internal ID. - getLayer: function (id) { - return this._layers[id]; - }, - - // @method getLayers(): Layer[] - // Returns an array of all the layers added to the group. - getLayers: function () { - var layers = []; - - for (var i in this._layers) { - layers.push(this._layers[i]); - } - return layers; - }, - - // @method setZIndex(zIndex: Number): this - // Calls `setZIndex` on every layer contained in this group, passing the z-index. - setZIndex: function (zIndex) { - return this.invoke('setZIndex', zIndex); - }, - - // @method getLayerId(layer: Layer): Number - // Returns the internal ID for a layer - getLayerId: function (layer) { - return L.stamp(layer); - } -}); - - -// @factory L.layerGroup(layers: Layer[]) -// Create a layer group, optionally given an initial set of layers. -L.layerGroup = function (layers) { - return new L.LayerGroup(layers); -}; +/* + * @class LayerGroup + * @aka L.LayerGroup + * @inherits Layer + * + * Used to group several layers and handle them as one. If you add it to the map, + * any layers added or removed from the group will be added/removed on the map as + * well. Extends `Layer`. + * + * @example + * + * ```js + * L.layerGroup([marker1, marker2]) + * .addLayer(polyline) + * .addTo(map); + * ``` + */ + +L.LayerGroup = L.Layer.extend({ + + initialize: function (layers) { + this._layers = {}; + + var i, len; + + if (layers) { + for (i = 0, len = layers.length; i < len; i++) { + this.addLayer(layers[i]); + } + } + }, + + // @method addLayer(layer: Layer): this + // Adds the given layer to the group. + addLayer: function (layer) { + var id = this.getLayerId(layer); + + this._layers[id] = layer; + + if (this._map) { + this._map.addLayer(layer); + } + + return this; + }, + + // @method removeLayer(layer: Layer): this + // Removes the given layer from the group. + // @alternative + // @method removeLayer(id: Number): this + // Removes the layer with the given internal ID from the group. + removeLayer: function (layer) { + var id = layer in this._layers ? layer : this.getLayerId(layer); + + if (this._map && this._layers[id]) { + this._map.removeLayer(this._layers[id]); + } + + delete this._layers[id]; + + return this; + }, + + // @method hasLayer(layer: Layer): Boolean + // Returns `true` if the given layer is currently added to the group. + hasLayer: function (layer) { + return !!layer && (layer in this._layers || this.getLayerId(layer) in this._layers); + }, + + // @method clearLayers(): this + // Removes all the layers from the group. + clearLayers: function () { + for (var i in this._layers) { + this.removeLayer(this._layers[i]); + } + return this; + }, + + // @method invoke(methodName: String, …): this + // Calls `methodName` on every layer contained in this group, passing any + // additional parameters. Has no effect if the layers contained do not + // implement `methodName`. + invoke: function (methodName) { + var args = Array.prototype.slice.call(arguments, 1), + i, layer; + + for (i in this._layers) { + layer = this._layers[i]; + + if (layer[methodName]) { + layer[methodName].apply(layer, args); + } + } + + return this; + }, + + onAdd: function (map) { + for (var i in this._layers) { + map.addLayer(this._layers[i]); + } + }, + + onRemove: function (map) { + for (var i in this._layers) { + map.removeLayer(this._layers[i]); + } + }, + + // @method eachLayer(fn: Function, context?: Object): this + // Iterates over the layers of the group, optionally specifying context of the iterator function. + // ```js + // group.eachLayer(function (layer) { + // layer.bindPopup('Hello'); + // }); + // ``` + eachLayer: function (method, context) { + for (var i in this._layers) { + method.call(context, this._layers[i]); + } + return this; + }, + + // @method getLayer(id: Number): Layer + // Returns the layer with the given internal ID. + getLayer: function (id) { + return this._layers[id]; + }, + + // @method getLayers(): Layer[] + // Returns an array of all the layers added to the group. + getLayers: function () { + var layers = []; + + for (var i in this._layers) { + layers.push(this._layers[i]); + } + return layers; + }, + + // @method setZIndex(zIndex: Number): this + // Calls `setZIndex` on every layer contained in this group, passing the z-index. + setZIndex: function (zIndex) { + return this.invoke('setZIndex', zIndex); + }, + + // @method getLayerId(layer: Layer): Number + // Returns the internal ID for a layer + getLayerId: function (layer) { + return L.stamp(layer); + } +}); + + +// @factory L.layerGroup(layers: Layer[]) +// Create a layer group, optionally given an initial set of layers. +L.layerGroup = function (layers) { + return new L.LayerGroup(layers); +}; -/* - * @class FeatureGroup - * @aka L.FeatureGroup - * @inherits LayerGroup - * - * Extended `LayerGroup` that makes it easier to do the same thing to all its member layers: - * * [`bindPopup`](#layer-bindpopup) binds a popup to all of the layers at once (likewise with [`bindTooltip`](#layer-bindtooltip)) - * * Events are propagated to the `FeatureGroup`, so if the group has an event - * handler, it will handle events from any of the layers. This includes mouse events - * and custom events. - * * Has `layeradd` and `layerremove` events - * - * @example - * - * ```js - * L.featureGroup([marker1, marker2, polyline]) - * .bindPopup('Hello world!') - * .on('click', function() { alert('Clicked on a member of the group!'); }) - * .addTo(map); - * ``` - */ - -L.FeatureGroup = L.LayerGroup.extend({ - - addLayer: function (layer) { - if (this.hasLayer(layer)) { - return this; - } - - layer.addEventParent(this); - - L.LayerGroup.prototype.addLayer.call(this, layer); - - // @event layeradd: LayerEvent - // Fired when a layer is added to this `FeatureGroup` - return this.fire('layeradd', {layer: layer}); - }, - - removeLayer: function (layer) { - if (!this.hasLayer(layer)) { - return this; - } - if (layer in this._layers) { - layer = this._layers[layer]; - } - - layer.removeEventParent(this); - - L.LayerGroup.prototype.removeLayer.call(this, layer); - - // @event layerremove: LayerEvent - // Fired when a layer is removed from this `FeatureGroup` - return this.fire('layerremove', {layer: layer}); - }, - - // @method setStyle(style: Path options): this - // Sets the given path options to each layer of the group that has a `setStyle` method. - setStyle: function (style) { - return this.invoke('setStyle', style); - }, - - // @method bringToFront(): this - // Brings the layer group to the top of all other layers - bringToFront: function () { - return this.invoke('bringToFront'); - }, - - // @method bringToBack(): this - // Brings the layer group to the top of all other layers - bringToBack: function () { - return this.invoke('bringToBack'); - }, - - // @method getBounds(): LatLngBounds - // Returns the LatLngBounds of the Feature Group (created from bounds and coordinates of its children). - getBounds: function () { - var bounds = new L.LatLngBounds(); - - for (var id in this._layers) { - var layer = this._layers[id]; - bounds.extend(layer.getBounds ? layer.getBounds() : layer.getLatLng()); - } - return bounds; - } -}); - -// @factory L.featureGroup(layers: Layer[]) -// Create a feature group, optionally given an initial set of layers. -L.featureGroup = function (layers) { - return new L.FeatureGroup(layers); -}; +/* + * @class FeatureGroup + * @aka L.FeatureGroup + * @inherits LayerGroup + * + * Extended `LayerGroup` that makes it easier to do the same thing to all its member layers: + * * [`bindPopup`](#layer-bindpopup) binds a popup to all of the layers at once (likewise with [`bindTooltip`](#layer-bindtooltip)) + * * Events are propagated to the `FeatureGroup`, so if the group has an event + * handler, it will handle events from any of the layers. This includes mouse events + * and custom events. + * * Has `layeradd` and `layerremove` events + * + * @example + * + * ```js + * L.featureGroup([marker1, marker2, polyline]) + * .bindPopup('Hello world!') + * .on('click', function() { alert('Clicked on a member of the group!'); }) + * .addTo(map); + * ``` + */ + +L.FeatureGroup = L.LayerGroup.extend({ + + addLayer: function (layer) { + if (this.hasLayer(layer)) { + return this; + } + + layer.addEventParent(this); + + L.LayerGroup.prototype.addLayer.call(this, layer); + + // @event layeradd: LayerEvent + // Fired when a layer is added to this `FeatureGroup` + return this.fire('layeradd', {layer: layer}); + }, + + removeLayer: function (layer) { + if (!this.hasLayer(layer)) { + return this; + } + if (layer in this._layers) { + layer = this._layers[layer]; + } + + layer.removeEventParent(this); + + L.LayerGroup.prototype.removeLayer.call(this, layer); + + // @event layerremove: LayerEvent + // Fired when a layer is removed from this `FeatureGroup` + return this.fire('layerremove', {layer: layer}); + }, + + // @method setStyle(style: Path options): this + // Sets the given path options to each layer of the group that has a `setStyle` method. + setStyle: function (style) { + return this.invoke('setStyle', style); + }, + + // @method bringToFront(): this + // Brings the layer group to the top of all other layers + bringToFront: function () { + return this.invoke('bringToFront'); + }, + + // @method bringToBack(): this + // Brings the layer group to the top of all other layers + bringToBack: function () { + return this.invoke('bringToBack'); + }, + + // @method getBounds(): LatLngBounds + // Returns the LatLngBounds of the Feature Group (created from bounds and coordinates of its children). + getBounds: function () { + var bounds = new L.LatLngBounds(); + + for (var id in this._layers) { + var layer = this._layers[id]; + bounds.extend(layer.getBounds ? layer.getBounds() : layer.getLatLng()); + } + return bounds; + } +}); + +// @factory L.featureGroup(layers: Layer[]) +// Create a feature group, optionally given an initial set of layers. +L.featureGroup = function (layers) { + return new L.FeatureGroup(layers); +}; @@ -8426,234 +8426,234 @@ L.Path = L.Layer.extend({ -/* - * @namespace LineUtil - * - * Various utility functions for polyine points processing, used by Leaflet internally to make polylines lightning-fast. - */ - -L.LineUtil = { - - // Simplify polyline with vertex reduction and Douglas-Peucker simplification. - // Improves rendering performance dramatically by lessening the number of points to draw. - - // @function simplify(points: Point[], tolerance: Number): Point[] - // Dramatically reduces the number of points in a polyline while retaining - // its shape and returns a new array of simplified points, using the - // [Douglas-Peucker algorithm](http://en.wikipedia.org/wiki/Douglas-Peucker_algorithm). - // Used for a huge performance boost when processing/displaying Leaflet polylines for - // each zoom level and also reducing visual noise. tolerance affects the amount of - // simplification (lesser value means higher quality but slower and with more points). - // Also released as a separated micro-library [Simplify.js](http://mourner.github.com/simplify-js/). - simplify: function (points, tolerance) { - if (!tolerance || !points.length) { - return points.slice(); - } - - var sqTolerance = tolerance * tolerance; - - // stage 1: vertex reduction - points = this._reducePoints(points, sqTolerance); - - // stage 2: Douglas-Peucker simplification - points = this._simplifyDP(points, sqTolerance); - - return points; - }, - - // @function pointToSegmentDistance(p: Point, p1: Point, p2: Point): Number - // Returns the distance between point `p` and segment `p1` to `p2`. - pointToSegmentDistance: function (p, p1, p2) { - return Math.sqrt(this._sqClosestPointOnSegment(p, p1, p2, true)); - }, - - // @function closestPointOnSegment(p: Point, p1: Point, p2: Point): Number - // Returns the closest point from a point `p` on a segment `p1` to `p2`. - closestPointOnSegment: function (p, p1, p2) { - return this._sqClosestPointOnSegment(p, p1, p2); - }, - - // Douglas-Peucker simplification, see http://en.wikipedia.org/wiki/Douglas-Peucker_algorithm - _simplifyDP: function (points, sqTolerance) { - - var len = points.length, - ArrayConstructor = typeof Uint8Array !== undefined + '' ? Uint8Array : Array, - markers = new ArrayConstructor(len); - - markers[0] = markers[len - 1] = 1; - - this._simplifyDPStep(points, markers, sqTolerance, 0, len - 1); - - var i, - newPoints = []; - - for (i = 0; i < len; i++) { - if (markers[i]) { - newPoints.push(points[i]); - } - } - - return newPoints; - }, - - _simplifyDPStep: function (points, markers, sqTolerance, first, last) { - - var maxSqDist = 0, - index, i, sqDist; - - for (i = first + 1; i <= last - 1; i++) { - sqDist = this._sqClosestPointOnSegment(points[i], points[first], points[last], true); - - if (sqDist > maxSqDist) { - index = i; - maxSqDist = sqDist; - } - } - - if (maxSqDist > sqTolerance) { - markers[index] = 1; - - this._simplifyDPStep(points, markers, sqTolerance, first, index); - this._simplifyDPStep(points, markers, sqTolerance, index, last); - } - }, - - // reduce points that are too close to each other to a single point - _reducePoints: function (points, sqTolerance) { - var reducedPoints = [points[0]]; - - for (var i = 1, prev = 0, len = points.length; i < len; i++) { - if (this._sqDist(points[i], points[prev]) > sqTolerance) { - reducedPoints.push(points[i]); - prev = i; - } - } - if (prev < len - 1) { - reducedPoints.push(points[len - 1]); - } - return reducedPoints; - }, - - - // @function clipSegment(a: Point, b: Point, bounds: Bounds, useLastCode?: Boolean, round?: Boolean): Point[]|Boolean - // Clips the segment a to b by rectangular bounds with the - // [Cohen-Sutherland algorithm](https://en.wikipedia.org/wiki/Cohen%E2%80%93Sutherland_algorithm) - // (modifying the segment points directly!). Used by Leaflet to only show polyline - // points that are on the screen or near, increasing performance. - clipSegment: function (a, b, bounds, useLastCode, round) { - var codeA = useLastCode ? this._lastCode : this._getBitCode(a, bounds), - codeB = this._getBitCode(b, bounds), - - codeOut, p, newCode; - - // save 2nd code to avoid calculating it on the next segment - this._lastCode = codeB; - - while (true) { - // if a,b is inside the clip window (trivial accept) - if (!(codeA | codeB)) { - return [a, b]; - } - - // if a,b is outside the clip window (trivial reject) - if (codeA & codeB) { - return false; - } - - // other cases - codeOut = codeA || codeB; - p = this._getEdgeIntersection(a, b, codeOut, bounds, round); - newCode = this._getBitCode(p, bounds); - - if (codeOut === codeA) { - a = p; - codeA = newCode; - } else { - b = p; - codeB = newCode; - } - } - }, - - _getEdgeIntersection: function (a, b, code, bounds, round) { - var dx = b.x - a.x, - dy = b.y - a.y, - min = bounds.min, - max = bounds.max, - x, y; - - if (code & 8) { // top - x = a.x + dx * (max.y - a.y) / dy; - y = max.y; - - } else if (code & 4) { // bottom - x = a.x + dx * (min.y - a.y) / dy; - y = min.y; - - } else if (code & 2) { // right - x = max.x; - y = a.y + dy * (max.x - a.x) / dx; - - } else if (code & 1) { // left - x = min.x; - y = a.y + dy * (min.x - a.x) / dx; - } - - return new L.Point(x, y, round); - }, - - _getBitCode: function (p, bounds) { - var code = 0; - - if (p.x < bounds.min.x) { // left - code |= 1; - } else if (p.x > bounds.max.x) { // right - code |= 2; - } - - if (p.y < bounds.min.y) { // bottom - code |= 4; - } else if (p.y > bounds.max.y) { // top - code |= 8; - } - - return code; - }, - - // square distance (to avoid unnecessary Math.sqrt calls) - _sqDist: function (p1, p2) { - var dx = p2.x - p1.x, - dy = p2.y - p1.y; - return dx * dx + dy * dy; - }, - - // return closest point on segment or distance to that point - _sqClosestPointOnSegment: function (p, p1, p2, sqDist) { - var x = p1.x, - y = p1.y, - dx = p2.x - x, - dy = p2.y - y, - dot = dx * dx + dy * dy, - t; - - if (dot > 0) { - t = ((p.x - x) * dx + (p.y - y) * dy) / dot; - - if (t > 1) { - x = p2.x; - y = p2.y; - } else if (t > 0) { - x += dx * t; - y += dy * t; - } - } - - dx = p.x - x; - dy = p.y - y; - - return sqDist ? dx * dx + dy * dy : new L.Point(x, y); - } -}; +/* + * @namespace LineUtil + * + * Various utility functions for polyine points processing, used by Leaflet internally to make polylines lightning-fast. + */ + +L.LineUtil = { + + // Simplify polyline with vertex reduction and Douglas-Peucker simplification. + // Improves rendering performance dramatically by lessening the number of points to draw. + + // @function simplify(points: Point[], tolerance: Number): Point[] + // Dramatically reduces the number of points in a polyline while retaining + // its shape and returns a new array of simplified points, using the + // [Douglas-Peucker algorithm](http://en.wikipedia.org/wiki/Douglas-Peucker_algorithm). + // Used for a huge performance boost when processing/displaying Leaflet polylines for + // each zoom level and also reducing visual noise. tolerance affects the amount of + // simplification (lesser value means higher quality but slower and with more points). + // Also released as a separated micro-library [Simplify.js](http://mourner.github.com/simplify-js/). + simplify: function (points, tolerance) { + if (!tolerance || !points.length) { + return points.slice(); + } + + var sqTolerance = tolerance * tolerance; + + // stage 1: vertex reduction + points = this._reducePoints(points, sqTolerance); + + // stage 2: Douglas-Peucker simplification + points = this._simplifyDP(points, sqTolerance); + + return points; + }, + + // @function pointToSegmentDistance(p: Point, p1: Point, p2: Point): Number + // Returns the distance between point `p` and segment `p1` to `p2`. + pointToSegmentDistance: function (p, p1, p2) { + return Math.sqrt(this._sqClosestPointOnSegment(p, p1, p2, true)); + }, + + // @function closestPointOnSegment(p: Point, p1: Point, p2: Point): Number + // Returns the closest point from a point `p` on a segment `p1` to `p2`. + closestPointOnSegment: function (p, p1, p2) { + return this._sqClosestPointOnSegment(p, p1, p2); + }, + + // Douglas-Peucker simplification, see http://en.wikipedia.org/wiki/Douglas-Peucker_algorithm + _simplifyDP: function (points, sqTolerance) { + + var len = points.length, + ArrayConstructor = typeof Uint8Array !== undefined + '' ? Uint8Array : Array, + markers = new ArrayConstructor(len); + + markers[0] = markers[len - 1] = 1; + + this._simplifyDPStep(points, markers, sqTolerance, 0, len - 1); + + var i, + newPoints = []; + + for (i = 0; i < len; i++) { + if (markers[i]) { + newPoints.push(points[i]); + } + } + + return newPoints; + }, + + _simplifyDPStep: function (points, markers, sqTolerance, first, last) { + + var maxSqDist = 0, + index, i, sqDist; + + for (i = first + 1; i <= last - 1; i++) { + sqDist = this._sqClosestPointOnSegment(points[i], points[first], points[last], true); + + if (sqDist > maxSqDist) { + index = i; + maxSqDist = sqDist; + } + } + + if (maxSqDist > sqTolerance) { + markers[index] = 1; + + this._simplifyDPStep(points, markers, sqTolerance, first, index); + this._simplifyDPStep(points, markers, sqTolerance, index, last); + } + }, + + // reduce points that are too close to each other to a single point + _reducePoints: function (points, sqTolerance) { + var reducedPoints = [points[0]]; + + for (var i = 1, prev = 0, len = points.length; i < len; i++) { + if (this._sqDist(points[i], points[prev]) > sqTolerance) { + reducedPoints.push(points[i]); + prev = i; + } + } + if (prev < len - 1) { + reducedPoints.push(points[len - 1]); + } + return reducedPoints; + }, + + + // @function clipSegment(a: Point, b: Point, bounds: Bounds, useLastCode?: Boolean, round?: Boolean): Point[]|Boolean + // Clips the segment a to b by rectangular bounds with the + // [Cohen-Sutherland algorithm](https://en.wikipedia.org/wiki/Cohen%E2%80%93Sutherland_algorithm) + // (modifying the segment points directly!). Used by Leaflet to only show polyline + // points that are on the screen or near, increasing performance. + clipSegment: function (a, b, bounds, useLastCode, round) { + var codeA = useLastCode ? this._lastCode : this._getBitCode(a, bounds), + codeB = this._getBitCode(b, bounds), + + codeOut, p, newCode; + + // save 2nd code to avoid calculating it on the next segment + this._lastCode = codeB; + + while (true) { + // if a,b is inside the clip window (trivial accept) + if (!(codeA | codeB)) { + return [a, b]; + } + + // if a,b is outside the clip window (trivial reject) + if (codeA & codeB) { + return false; + } + + // other cases + codeOut = codeA || codeB; + p = this._getEdgeIntersection(a, b, codeOut, bounds, round); + newCode = this._getBitCode(p, bounds); + + if (codeOut === codeA) { + a = p; + codeA = newCode; + } else { + b = p; + codeB = newCode; + } + } + }, + + _getEdgeIntersection: function (a, b, code, bounds, round) { + var dx = b.x - a.x, + dy = b.y - a.y, + min = bounds.min, + max = bounds.max, + x, y; + + if (code & 8) { // top + x = a.x + dx * (max.y - a.y) / dy; + y = max.y; + + } else if (code & 4) { // bottom + x = a.x + dx * (min.y - a.y) / dy; + y = min.y; + + } else if (code & 2) { // right + x = max.x; + y = a.y + dy * (max.x - a.x) / dx; + + } else if (code & 1) { // left + x = min.x; + y = a.y + dy * (min.x - a.x) / dx; + } + + return new L.Point(x, y, round); + }, + + _getBitCode: function (p, bounds) { + var code = 0; + + if (p.x < bounds.min.x) { // left + code |= 1; + } else if (p.x > bounds.max.x) { // right + code |= 2; + } + + if (p.y < bounds.min.y) { // bottom + code |= 4; + } else if (p.y > bounds.max.y) { // top + code |= 8; + } + + return code; + }, + + // square distance (to avoid unnecessary Math.sqrt calls) + _sqDist: function (p1, p2) { + var dx = p2.x - p1.x, + dy = p2.y - p1.y; + return dx * dx + dy * dy; + }, + + // return closest point on segment or distance to that point + _sqClosestPointOnSegment: function (p, p1, p2, sqDist) { + var x = p1.x, + y = p1.y, + dx = p2.x - x, + dy = p2.y - y, + dot = dx * dx + dy * dy, + t; + + if (dot > 0) { + t = ((p.x - x) * dx + (p.y - y) * dy) / dot; + + if (t > 1) { + x = p2.x; + y = p2.y; + } else if (t > 0) { + x += dx * t; + y += dy * t; + } + } + + dx = p.x - x; + dy = p.y - y; + + return sqDist ? dx * dx + dy * dy : new L.Point(x, y); + } +}; @@ -8957,62 +8957,62 @@ L.Polyline._flat = function (latlngs) { -/* - * @namespace PolyUtil - * Various utility functions for polygon geometries. - */ - -L.PolyUtil = {}; - -/* @function clipPolygon(points: Point[], bounds: Bounds, round?: Boolean): Point[] - * Clips the polygon geometry defined by the given `points` by the given bounds (using the [Sutherland-Hodgeman algorithm](https://en.wikipedia.org/wiki/Sutherland%E2%80%93Hodgman_algorithm)). - * Used by Leaflet to only show polygon points that are on the screen or near, increasing - * performance. Note that polygon points needs different algorithm for clipping - * than polyline, so there's a seperate method for it. - */ -L.PolyUtil.clipPolygon = function (points, bounds, round) { - var clippedPoints, - edges = [1, 4, 2, 8], - i, j, k, - a, b, - len, edge, p, - lu = L.LineUtil; - - for (i = 0, len = points.length; i < len; i++) { - points[i]._code = lu._getBitCode(points[i], bounds); - } - - // for each edge (left, bottom, right, top) - for (k = 0; k < 4; k++) { - edge = edges[k]; - clippedPoints = []; - - for (i = 0, len = points.length, j = len - 1; i < len; j = i++) { - a = points[i]; - b = points[j]; - - // if a is inside the clip window - if (!(a._code & edge)) { - // if b is outside the clip window (a->b goes out of screen) - if (b._code & edge) { - p = lu._getEdgeIntersection(b, a, edge, bounds, round); - p._code = lu._getBitCode(p, bounds); - clippedPoints.push(p); - } - clippedPoints.push(a); - - // else if b is inside the clip window (a->b enters the screen) - } else if (!(b._code & edge)) { - p = lu._getEdgeIntersection(b, a, edge, bounds, round); - p._code = lu._getBitCode(p, bounds); - clippedPoints.push(p); - } - } - points = clippedPoints; - } - - return points; -}; +/* + * @namespace PolyUtil + * Various utility functions for polygon geometries. + */ + +L.PolyUtil = {}; + +/* @function clipPolygon(points: Point[], bounds: Bounds, round?: Boolean): Point[] + * Clips the polygon geometry defined by the given `points` by the given bounds (using the [Sutherland-Hodgeman algorithm](https://en.wikipedia.org/wiki/Sutherland%E2%80%93Hodgman_algorithm)). + * Used by Leaflet to only show polygon points that are on the screen or near, increasing + * performance. Note that polygon points needs different algorithm for clipping + * than polyline, so there's a seperate method for it. + */ +L.PolyUtil.clipPolygon = function (points, bounds, round) { + var clippedPoints, + edges = [1, 4, 2, 8], + i, j, k, + a, b, + len, edge, p, + lu = L.LineUtil; + + for (i = 0, len = points.length; i < len; i++) { + points[i]._code = lu._getBitCode(points[i], bounds); + } + + // for each edge (left, bottom, right, top) + for (k = 0; k < 4; k++) { + edge = edges[k]; + clippedPoints = []; + + for (i = 0, len = points.length, j = len - 1; i < len; j = i++) { + a = points[i]; + b = points[j]; + + // if a is inside the clip window + if (!(a._code & edge)) { + // if b is outside the clip window (a->b goes out of screen) + if (b._code & edge) { + p = lu._getEdgeIntersection(b, a, edge, bounds, round); + p._code = lu._getBitCode(p, bounds); + clippedPoints.push(p); + } + clippedPoints.push(a); + + // else if b is inside the clip window (a->b enters the screen) + } else if (!(b._code & edge)) { + p = lu._getEdgeIntersection(b, a, edge, bounds, round); + p._code = lu._getBitCode(p, bounds); + clippedPoints.push(p); + } + } + points = clippedPoints; + } + + return points; +}; @@ -10341,620 +10341,620 @@ L.CircleMarker.prototype._containsPoint = function (p) { -/* - * @class GeoJSON - * @aka L.GeoJSON - * @inherits FeatureGroup - * - * Represents a GeoJSON object or an array of GeoJSON objects. Allows you to parse - * GeoJSON data and display it on the map. Extends `FeatureGroup`. - * - * @example - * - * ```js - * L.geoJSON(data, { - * style: function (feature) { - * return {color: feature.properties.color}; - * } - * }).bindPopup(function (layer) { - * return layer.feature.properties.description; - * }).addTo(map); - * ``` - */ - -L.GeoJSON = L.FeatureGroup.extend({ - - /* @section - * @aka GeoJSON options - * - * @option pointToLayer: Function = * - * A `Function` defining how GeoJSON points spawn Leaflet layers. It is internally - * called when data is added, passing the GeoJSON point feature and its `LatLng`. - * The default is to spawn a default `Marker`: - * ```js - * function(geoJsonPoint, latlng) { - * return L.marker(latlng); - * } - * ``` - * - * @option style: Function = * - * A `Function` defining the `Path options` for styling GeoJSON lines and polygons, - * called internally when data is added. - * The default value is to not override any defaults: - * ```js - * function (geoJsonFeature) { - * return {} - * } - * ``` - * - * @option onEachFeature: Function = * - * A `Function` that will be called once for each created `Feature`, after it has - * been created and styled. Useful for attaching events and popups to features. - * The default is to do nothing with the newly created layers: - * ```js - * function (feature, layer) {} - * ``` - * - * @option filter: Function = * - * A `Function` that will be used to decide whether to include a feature or not. - * The default is to include all features: - * ```js - * function (geoJsonFeature) { - * return true; - * } - * ``` - * Note: dynamically changing the `filter` option will have effect only on newly - * added data. It will _not_ re-evaluate already included features. - * - * @option coordsToLatLng: Function = * - * A `Function` that will be used for converting GeoJSON coordinates to `LatLng`s. - * The default is the `coordsToLatLng` static method. - */ - - initialize: function (geojson, options) { - L.setOptions(this, options); - - this._layers = {}; - - if (geojson) { - this.addData(geojson); - } - }, - - // @method addData( data ): this - // Adds a GeoJSON object to the layer. - addData: function (geojson) { - var features = L.Util.isArray(geojson) ? geojson : geojson.features, - i, len, feature; - - if (features) { - for (i = 0, len = features.length; i < len; i++) { - // only add this if geometry or geometries are set and not null - feature = features[i]; - if (feature.geometries || feature.geometry || feature.features || feature.coordinates) { - this.addData(feature); - } - } - return this; - } - - var options = this.options; - - if (options.filter && !options.filter(geojson)) { return this; } - - var layer = L.GeoJSON.geometryToLayer(geojson, options); - if (!layer) { - return this; - } - layer.feature = L.GeoJSON.asFeature(geojson); - - layer.defaultOptions = layer.options; - this.resetStyle(layer); - - if (options.onEachFeature) { - options.onEachFeature(geojson, layer); - } - - return this.addLayer(layer); - }, - - // @method resetStyle( layer ): this - // Resets the given vector layer's style to the original GeoJSON style, useful for resetting style after hover events. - resetStyle: function (layer) { - // reset any custom styles - layer.options = L.Util.extend({}, layer.defaultOptions); - this._setLayerStyle(layer, this.options.style); - return this; - }, - - // @method setStyle( style ): this - // Changes styles of GeoJSON vector layers with the given style function. - setStyle: function (style) { - return this.eachLayer(function (layer) { - this._setLayerStyle(layer, style); - }, this); - }, - - _setLayerStyle: function (layer, style) { - if (typeof style === 'function') { - style = style(layer.feature); - } - if (layer.setStyle) { - layer.setStyle(style); - } - } -}); - -// @section -// There are several static functions which can be called without instantiating L.GeoJSON: -L.extend(L.GeoJSON, { - // @function geometryToLayer(featureData: Object, options?: GeoJSON options): Layer - // Creates a `Layer` from a given GeoJSON feature. Can use a custom - // [`pointToLayer`](#geojson-pointtolayer) and/or [`coordsToLatLng`](#geojson-coordstolatlng) - // functions if provided as options. - geometryToLayer: function (geojson, options) { - - var geometry = geojson.type === 'Feature' ? geojson.geometry : geojson, - coords = geometry ? geometry.coordinates : null, - layers = [], - pointToLayer = options && options.pointToLayer, - coordsToLatLng = options && options.coordsToLatLng || this.coordsToLatLng, - latlng, latlngs, i, len; - - if (!coords && !geometry) { - return null; - } - - switch (geometry.type) { - case 'Point': - latlng = coordsToLatLng(coords); - return pointToLayer ? pointToLayer(geojson, latlng) : new L.Marker(latlng); - - case 'MultiPoint': - for (i = 0, len = coords.length; i < len; i++) { - latlng = coordsToLatLng(coords[i]); - layers.push(pointToLayer ? pointToLayer(geojson, latlng) : new L.Marker(latlng)); - } - return new L.FeatureGroup(layers); - - case 'LineString': - case 'MultiLineString': - latlngs = this.coordsToLatLngs(coords, geometry.type === 'LineString' ? 0 : 1, coordsToLatLng); - return new L.Polyline(latlngs, options); - - case 'Polygon': - case 'MultiPolygon': - latlngs = this.coordsToLatLngs(coords, geometry.type === 'Polygon' ? 1 : 2, coordsToLatLng); - return new L.Polygon(latlngs, options); - - case 'GeometryCollection': - for (i = 0, len = geometry.geometries.length; i < len; i++) { - var layer = this.geometryToLayer({ - geometry: geometry.geometries[i], - type: 'Feature', - properties: geojson.properties - }, options); - - if (layer) { - layers.push(layer); - } - } - return new L.FeatureGroup(layers); - - default: - throw new Error('Invalid GeoJSON object.'); - } - }, - - // @function coordsToLatLng(coords: Array): LatLng - // Creates a `LatLng` object from an array of 2 numbers (longitude, latitude) - // or 3 numbers (longitude, latitude, altitude) used in GeoJSON for points. - coordsToLatLng: function (coords) { - return new L.LatLng(coords[1], coords[0], coords[2]); - }, - - // @function coordsToLatLngs(coords: Array, levelsDeep?: Number, coordsToLatLng?: Function): Array - // Creates a multidimensional array of `LatLng`s from a GeoJSON coordinates array. - // `levelsDeep` specifies the nesting level (0 is for an array of points, 1 for an array of arrays of points, etc., 0 by default). - // Can use a custom [`coordsToLatLng`](#geojson-coordstolatlng) function. - coordsToLatLngs: function (coords, levelsDeep, coordsToLatLng) { - var latlngs = []; - - for (var i = 0, len = coords.length, latlng; i < len; i++) { - latlng = levelsDeep ? - this.coordsToLatLngs(coords[i], levelsDeep - 1, coordsToLatLng) : - (coordsToLatLng || this.coordsToLatLng)(coords[i]); - - latlngs.push(latlng); - } - - return latlngs; - }, - - // @function latLngToCoords(latlng: LatLng): Array - // Reverse of [`coordsToLatLng`](#geojson-coordstolatlng) - latLngToCoords: function (latlng) { - return latlng.alt !== undefined ? - [latlng.lng, latlng.lat, latlng.alt] : - [latlng.lng, latlng.lat]; - }, - - // @function latLngsToCoords(latlngs: Array, levelsDeep?: Number, closed?: Boolean): Array - // Reverse of [`coordsToLatLngs`](#geojson-coordstolatlngs) - // `closed` determines whether the first point should be appended to the end of the array to close the feature, only used when `levelsDeep` is 0. False by default. - latLngsToCoords: function (latlngs, levelsDeep, closed) { - var coords = []; - - for (var i = 0, len = latlngs.length; i < len; i++) { - coords.push(levelsDeep ? - L.GeoJSON.latLngsToCoords(latlngs[i], levelsDeep - 1, closed) : - L.GeoJSON.latLngToCoords(latlngs[i])); - } - - if (!levelsDeep && closed) { - coords.push(coords[0]); - } - - return coords; - }, - - getFeature: function (layer, newGeometry) { - return layer.feature ? - L.extend({}, layer.feature, {geometry: newGeometry}) : - L.GeoJSON.asFeature(newGeometry); - }, - - // @function asFeature(geojson: Object): Object - // Normalize GeoJSON geometries/features into GeoJSON features. - asFeature: function (geojson) { - if (geojson.type === 'Feature' || geojson.type === 'FeatureCollection') { - return geojson; - } - - return { - type: 'Feature', - properties: {}, - geometry: geojson - }; - } -}); - -var PointToGeoJSON = { - toGeoJSON: function () { - return L.GeoJSON.getFeature(this, { - type: 'Point', - coordinates: L.GeoJSON.latLngToCoords(this.getLatLng()) - }); - } -}; - -// @namespace Marker -// @method toGeoJSON(): Object -// Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the marker (as a GeoJSON `Point` Feature). -L.Marker.include(PointToGeoJSON); - -// @namespace CircleMarker -// @method toGeoJSON(): Object -// Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the circle marker (as a GeoJSON `Point` Feature). -L.Circle.include(PointToGeoJSON); -L.CircleMarker.include(PointToGeoJSON); - - -// @namespace Polyline -// @method toGeoJSON(): Object -// Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the polyline (as a GeoJSON `LineString` or `MultiLineString` Feature). -L.Polyline.prototype.toGeoJSON = function () { - var multi = !L.Polyline._flat(this._latlngs); - - var coords = L.GeoJSON.latLngsToCoords(this._latlngs, multi ? 1 : 0); - - return L.GeoJSON.getFeature(this, { - type: (multi ? 'Multi' : '') + 'LineString', - coordinates: coords - }); -}; - -// @namespace Polygon -// @method toGeoJSON(): Object -// Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the polygon (as a GeoJSON `Polygon` or `MultiPolygon` Feature). -L.Polygon.prototype.toGeoJSON = function () { - var holes = !L.Polyline._flat(this._latlngs), - multi = holes && !L.Polyline._flat(this._latlngs[0]); - - var coords = L.GeoJSON.latLngsToCoords(this._latlngs, multi ? 2 : holes ? 1 : 0, true); - - if (!holes) { - coords = [coords]; - } - - return L.GeoJSON.getFeature(this, { - type: (multi ? 'Multi' : '') + 'Polygon', - coordinates: coords - }); -}; - - -// @namespace LayerGroup -L.LayerGroup.include({ - toMultiPoint: function () { - var coords = []; - - this.eachLayer(function (layer) { - coords.push(layer.toGeoJSON().geometry.coordinates); - }); - - return L.GeoJSON.getFeature(this, { - type: 'MultiPoint', - coordinates: coords - }); - }, - - // @method toGeoJSON(): Object - // Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the layer group (as a GeoJSON `GeometryCollection`). - toGeoJSON: function () { - - var type = this.feature && this.feature.geometry && this.feature.geometry.type; - - if (type === 'MultiPoint') { - return this.toMultiPoint(); - } - - var isGeometryCollection = type === 'GeometryCollection', - jsons = []; - - this.eachLayer(function (layer) { - if (layer.toGeoJSON) { - var json = layer.toGeoJSON(); - jsons.push(isGeometryCollection ? json.geometry : L.GeoJSON.asFeature(json)); - } - }); - - if (isGeometryCollection) { - return L.GeoJSON.getFeature(this, { - geometries: jsons, - type: 'GeometryCollection' - }); - } - - return { - type: 'FeatureCollection', - features: jsons - }; - } -}); - -// @namespace GeoJSON -// @factory L.geoJSON(geojson?: Object, options?: GeoJSON options) -// Creates a GeoJSON layer. Optionally accepts an object in -// [GeoJSON format](http://geojson.org/geojson-spec.html) to display on the map -// (you can alternatively add it later with `addData` method) and an `options` object. -L.geoJSON = function (geojson, options) { - return new L.GeoJSON(geojson, options); -}; -// Backward compatibility. -L.geoJson = L.geoJSON; - - - -/* - * @class Draggable - * @aka L.Draggable - * @inherits Evented - * - * A class for making DOM elements draggable (including touch support). - * Used internally for map and marker dragging. Only works for elements - * that were positioned with [`L.DomUtil.setPosition`](#domutil-setposition). - * - * @example - * ```js - * var draggable = new L.Draggable(elementToDrag); - * draggable.enable(); - * ``` - */ - -L.Draggable = L.Evented.extend({ - - options: { - // @option clickTolerance: Number = 3 - // The max number of pixels a user can shift the mouse pointer during a click - // for it to be considered a valid click (as opposed to a mouse drag). - clickTolerance: 3 - }, - - statics: { - START: L.Browser.touch ? ['touchstart', 'mousedown'] : ['mousedown'], - END: { - mousedown: 'mouseup', - touchstart: 'touchend', - pointerdown: 'touchend', - MSPointerDown: 'touchend' - }, - MOVE: { - mousedown: 'mousemove', - touchstart: 'touchmove', - pointerdown: 'touchmove', - MSPointerDown: 'touchmove' - } - }, - - // @constructor L.Draggable(el: HTMLElement, dragHandle?: HTMLElement, preventOutline: Boolean) - // Creates a `Draggable` object for moving `el` when you start dragging the `dragHandle` element (equals `el` itself by default). - initialize: function (element, dragStartTarget, preventOutline) { - this._element = element; - this._dragStartTarget = dragStartTarget || element; - this._preventOutline = preventOutline; - }, - - // @method enable() - // Enables the dragging ability - enable: function () { - if (this._enabled) { return; } - - L.DomEvent.on(this._dragStartTarget, L.Draggable.START.join(' '), this._onDown, this); - - this._enabled = true; - }, - - // @method disable() - // Disables the dragging ability - disable: function () { - if (!this._enabled) { return; } - - // If we're currently dragging this draggable, - // disabling it counts as first ending the drag. - if (L.Draggable._dragging === this) { - this.finishDrag(); - } - - L.DomEvent.off(this._dragStartTarget, L.Draggable.START.join(' '), this._onDown, this); - - this._enabled = false; - this._moved = false; - }, - - _onDown: function (e) { - // Ignore simulated events, since we handle both touch and - // mouse explicitly; otherwise we risk getting duplicates of - // touch events, see #4315. - // Also ignore the event if disabled; this happens in IE11 - // under some circumstances, see #3666. - if (e._simulated || !this._enabled) { return; } - - this._moved = false; - - if (L.DomUtil.hasClass(this._element, 'leaflet-zoom-anim')) { return; } - - if (L.Draggable._dragging || e.shiftKey || ((e.which !== 1) && (e.button !== 1) && !e.touches)) { return; } - L.Draggable._dragging = this; // Prevent dragging multiple objects at once. - - if (this._preventOutline) { - L.DomUtil.preventOutline(this._element); - } - - L.DomUtil.disableImageDrag(); - L.DomUtil.disableTextSelection(); - - if (this._moving) { return; } - - // @event down: Event - // Fired when a drag is about to start. - this.fire('down'); - - var first = e.touches ? e.touches[0] : e; - - this._startPoint = new L.Point(first.clientX, first.clientY); - - L.DomEvent - .on(document, L.Draggable.MOVE[e.type], this._onMove, this) - .on(document, L.Draggable.END[e.type], this._onUp, this); - }, - - _onMove: function (e) { - // Ignore simulated events, since we handle both touch and - // mouse explicitly; otherwise we risk getting duplicates of - // touch events, see #4315. - // Also ignore the event if disabled; this happens in IE11 - // under some circumstances, see #3666. - if (e._simulated || !this._enabled) { return; } - - if (e.touches && e.touches.length > 1) { - this._moved = true; - return; - } - - var first = (e.touches && e.touches.length === 1 ? e.touches[0] : e), - newPoint = new L.Point(first.clientX, first.clientY), - offset = newPoint.subtract(this._startPoint); - - if (!offset.x && !offset.y) { return; } - if (Math.abs(offset.x) + Math.abs(offset.y) < this.options.clickTolerance) { return; } - - L.DomEvent.preventDefault(e); - - if (!this._moved) { - // @event dragstart: Event - // Fired when a drag starts - this.fire('dragstart'); - - this._moved = true; - this._startPos = L.DomUtil.getPosition(this._element).subtract(offset); - - L.DomUtil.addClass(document.body, 'leaflet-dragging'); - - this._lastTarget = e.target || e.srcElement; - // IE and Edge do not give the element, so fetch it - // if necessary - if ((window.SVGElementInstance) && (this._lastTarget instanceof SVGElementInstance)) { - this._lastTarget = this._lastTarget.correspondingUseElement; - } - L.DomUtil.addClass(this._lastTarget, 'leaflet-drag-target'); - } - - this._newPos = this._startPos.add(offset); - this._moving = true; - - L.Util.cancelAnimFrame(this._animRequest); - this._lastEvent = e; - this._animRequest = L.Util.requestAnimFrame(this._updatePosition, this, true); - }, - - _updatePosition: function () { - var e = {originalEvent: this._lastEvent}; - - // @event predrag: Event - // Fired continuously during dragging *before* each corresponding - // update of the element's position. - this.fire('predrag', e); - L.DomUtil.setPosition(this._element, this._newPos); - - // @event drag: Event - // Fired continuously during dragging. - this.fire('drag', e); - }, - - _onUp: function (e) { - // Ignore simulated events, since we handle both touch and - // mouse explicitly; otherwise we risk getting duplicates of - // touch events, see #4315. - // Also ignore the event if disabled; this happens in IE11 - // under some circumstances, see #3666. - if (e._simulated || !this._enabled) { return; } - this.finishDrag(); - }, - - finishDrag: function () { - L.DomUtil.removeClass(document.body, 'leaflet-dragging'); - - if (this._lastTarget) { - L.DomUtil.removeClass(this._lastTarget, 'leaflet-drag-target'); - this._lastTarget = null; - } - - for (var i in L.Draggable.MOVE) { - L.DomEvent - .off(document, L.Draggable.MOVE[i], this._onMove, this) - .off(document, L.Draggable.END[i], this._onUp, this); - } - - L.DomUtil.enableImageDrag(); - L.DomUtil.enableTextSelection(); - - if (this._moved && this._moving) { - // ensure drag is not fired after dragend - L.Util.cancelAnimFrame(this._animRequest); - - // @event dragend: DragEndEvent - // Fired when the drag ends. - this.fire('dragend', { - distance: this._newPos.distanceTo(this._startPos) - }); - } - - this._moving = false; - L.Draggable._dragging = false; - } - -}); +/* + * @class GeoJSON + * @aka L.GeoJSON + * @inherits FeatureGroup + * + * Represents a GeoJSON object or an array of GeoJSON objects. Allows you to parse + * GeoJSON data and display it on the map. Extends `FeatureGroup`. + * + * @example + * + * ```js + * L.geoJSON(data, { + * style: function (feature) { + * return {color: feature.properties.color}; + * } + * }).bindPopup(function (layer) { + * return layer.feature.properties.description; + * }).addTo(map); + * ``` + */ + +L.GeoJSON = L.FeatureGroup.extend({ + + /* @section + * @aka GeoJSON options + * + * @option pointToLayer: Function = * + * A `Function` defining how GeoJSON points spawn Leaflet layers. It is internally + * called when data is added, passing the GeoJSON point feature and its `LatLng`. + * The default is to spawn a default `Marker`: + * ```js + * function(geoJsonPoint, latlng) { + * return L.marker(latlng); + * } + * ``` + * + * @option style: Function = * + * A `Function` defining the `Path options` for styling GeoJSON lines and polygons, + * called internally when data is added. + * The default value is to not override any defaults: + * ```js + * function (geoJsonFeature) { + * return {} + * } + * ``` + * + * @option onEachFeature: Function = * + * A `Function` that will be called once for each created `Feature`, after it has + * been created and styled. Useful for attaching events and popups to features. + * The default is to do nothing with the newly created layers: + * ```js + * function (feature, layer) {} + * ``` + * + * @option filter: Function = * + * A `Function` that will be used to decide whether to include a feature or not. + * The default is to include all features: + * ```js + * function (geoJsonFeature) { + * return true; + * } + * ``` + * Note: dynamically changing the `filter` option will have effect only on newly + * added data. It will _not_ re-evaluate already included features. + * + * @option coordsToLatLng: Function = * + * A `Function` that will be used for converting GeoJSON coordinates to `LatLng`s. + * The default is the `coordsToLatLng` static method. + */ + + initialize: function (geojson, options) { + L.setOptions(this, options); + + this._layers = {}; + + if (geojson) { + this.addData(geojson); + } + }, + + // @method addData( data ): this + // Adds a GeoJSON object to the layer. + addData: function (geojson) { + var features = L.Util.isArray(geojson) ? geojson : geojson.features, + i, len, feature; + + if (features) { + for (i = 0, len = features.length; i < len; i++) { + // only add this if geometry or geometries are set and not null + feature = features[i]; + if (feature.geometries || feature.geometry || feature.features || feature.coordinates) { + this.addData(feature); + } + } + return this; + } + + var options = this.options; + + if (options.filter && !options.filter(geojson)) { return this; } + + var layer = L.GeoJSON.geometryToLayer(geojson, options); + if (!layer) { + return this; + } + layer.feature = L.GeoJSON.asFeature(geojson); + + layer.defaultOptions = layer.options; + this.resetStyle(layer); + + if (options.onEachFeature) { + options.onEachFeature(geojson, layer); + } + + return this.addLayer(layer); + }, + + // @method resetStyle( layer ): this + // Resets the given vector layer's style to the original GeoJSON style, useful for resetting style after hover events. + resetStyle: function (layer) { + // reset any custom styles + layer.options = L.Util.extend({}, layer.defaultOptions); + this._setLayerStyle(layer, this.options.style); + return this; + }, + + // @method setStyle( style ): this + // Changes styles of GeoJSON vector layers with the given style function. + setStyle: function (style) { + return this.eachLayer(function (layer) { + this._setLayerStyle(layer, style); + }, this); + }, + + _setLayerStyle: function (layer, style) { + if (typeof style === 'function') { + style = style(layer.feature); + } + if (layer.setStyle) { + layer.setStyle(style); + } + } +}); + +// @section +// There are several static functions which can be called without instantiating L.GeoJSON: +L.extend(L.GeoJSON, { + // @function geometryToLayer(featureData: Object, options?: GeoJSON options): Layer + // Creates a `Layer` from a given GeoJSON feature. Can use a custom + // [`pointToLayer`](#geojson-pointtolayer) and/or [`coordsToLatLng`](#geojson-coordstolatlng) + // functions if provided as options. + geometryToLayer: function (geojson, options) { + + var geometry = geojson.type === 'Feature' ? geojson.geometry : geojson, + coords = geometry ? geometry.coordinates : null, + layers = [], + pointToLayer = options && options.pointToLayer, + coordsToLatLng = options && options.coordsToLatLng || this.coordsToLatLng, + latlng, latlngs, i, len; + + if (!coords && !geometry) { + return null; + } + + switch (geometry.type) { + case 'Point': + latlng = coordsToLatLng(coords); + return pointToLayer ? pointToLayer(geojson, latlng) : new L.Marker(latlng); + + case 'MultiPoint': + for (i = 0, len = coords.length; i < len; i++) { + latlng = coordsToLatLng(coords[i]); + layers.push(pointToLayer ? pointToLayer(geojson, latlng) : new L.Marker(latlng)); + } + return new L.FeatureGroup(layers); + + case 'LineString': + case 'MultiLineString': + latlngs = this.coordsToLatLngs(coords, geometry.type === 'LineString' ? 0 : 1, coordsToLatLng); + return new L.Polyline(latlngs, options); + + case 'Polygon': + case 'MultiPolygon': + latlngs = this.coordsToLatLngs(coords, geometry.type === 'Polygon' ? 1 : 2, coordsToLatLng); + return new L.Polygon(latlngs, options); + + case 'GeometryCollection': + for (i = 0, len = geometry.geometries.length; i < len; i++) { + var layer = this.geometryToLayer({ + geometry: geometry.geometries[i], + type: 'Feature', + properties: geojson.properties + }, options); + + if (layer) { + layers.push(layer); + } + } + return new L.FeatureGroup(layers); + + default: + throw new Error('Invalid GeoJSON object.'); + } + }, + + // @function coordsToLatLng(coords: Array): LatLng + // Creates a `LatLng` object from an array of 2 numbers (longitude, latitude) + // or 3 numbers (longitude, latitude, altitude) used in GeoJSON for points. + coordsToLatLng: function (coords) { + return new L.LatLng(coords[1], coords[0], coords[2]); + }, + + // @function coordsToLatLngs(coords: Array, levelsDeep?: Number, coordsToLatLng?: Function): Array + // Creates a multidimensional array of `LatLng`s from a GeoJSON coordinates array. + // `levelsDeep` specifies the nesting level (0 is for an array of points, 1 for an array of arrays of points, etc., 0 by default). + // Can use a custom [`coordsToLatLng`](#geojson-coordstolatlng) function. + coordsToLatLngs: function (coords, levelsDeep, coordsToLatLng) { + var latlngs = []; + + for (var i = 0, len = coords.length, latlng; i < len; i++) { + latlng = levelsDeep ? + this.coordsToLatLngs(coords[i], levelsDeep - 1, coordsToLatLng) : + (coordsToLatLng || this.coordsToLatLng)(coords[i]); + + latlngs.push(latlng); + } + + return latlngs; + }, + + // @function latLngToCoords(latlng: LatLng): Array + // Reverse of [`coordsToLatLng`](#geojson-coordstolatlng) + latLngToCoords: function (latlng) { + return latlng.alt !== undefined ? + [latlng.lng, latlng.lat, latlng.alt] : + [latlng.lng, latlng.lat]; + }, + + // @function latLngsToCoords(latlngs: Array, levelsDeep?: Number, closed?: Boolean): Array + // Reverse of [`coordsToLatLngs`](#geojson-coordstolatlngs) + // `closed` determines whether the first point should be appended to the end of the array to close the feature, only used when `levelsDeep` is 0. False by default. + latLngsToCoords: function (latlngs, levelsDeep, closed) { + var coords = []; + + for (var i = 0, len = latlngs.length; i < len; i++) { + coords.push(levelsDeep ? + L.GeoJSON.latLngsToCoords(latlngs[i], levelsDeep - 1, closed) : + L.GeoJSON.latLngToCoords(latlngs[i])); + } + + if (!levelsDeep && closed) { + coords.push(coords[0]); + } + + return coords; + }, + + getFeature: function (layer, newGeometry) { + return layer.feature ? + L.extend({}, layer.feature, {geometry: newGeometry}) : + L.GeoJSON.asFeature(newGeometry); + }, + + // @function asFeature(geojson: Object): Object + // Normalize GeoJSON geometries/features into GeoJSON features. + asFeature: function (geojson) { + if (geojson.type === 'Feature' || geojson.type === 'FeatureCollection') { + return geojson; + } + + return { + type: 'Feature', + properties: {}, + geometry: geojson + }; + } +}); + +var PointToGeoJSON = { + toGeoJSON: function () { + return L.GeoJSON.getFeature(this, { + type: 'Point', + coordinates: L.GeoJSON.latLngToCoords(this.getLatLng()) + }); + } +}; + +// @namespace Marker +// @method toGeoJSON(): Object +// Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the marker (as a GeoJSON `Point` Feature). +L.Marker.include(PointToGeoJSON); + +// @namespace CircleMarker +// @method toGeoJSON(): Object +// Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the circle marker (as a GeoJSON `Point` Feature). +L.Circle.include(PointToGeoJSON); +L.CircleMarker.include(PointToGeoJSON); + + +// @namespace Polyline +// @method toGeoJSON(): Object +// Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the polyline (as a GeoJSON `LineString` or `MultiLineString` Feature). +L.Polyline.prototype.toGeoJSON = function () { + var multi = !L.Polyline._flat(this._latlngs); + + var coords = L.GeoJSON.latLngsToCoords(this._latlngs, multi ? 1 : 0); + + return L.GeoJSON.getFeature(this, { + type: (multi ? 'Multi' : '') + 'LineString', + coordinates: coords + }); +}; + +// @namespace Polygon +// @method toGeoJSON(): Object +// Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the polygon (as a GeoJSON `Polygon` or `MultiPolygon` Feature). +L.Polygon.prototype.toGeoJSON = function () { + var holes = !L.Polyline._flat(this._latlngs), + multi = holes && !L.Polyline._flat(this._latlngs[0]); + + var coords = L.GeoJSON.latLngsToCoords(this._latlngs, multi ? 2 : holes ? 1 : 0, true); + + if (!holes) { + coords = [coords]; + } + + return L.GeoJSON.getFeature(this, { + type: (multi ? 'Multi' : '') + 'Polygon', + coordinates: coords + }); +}; + + +// @namespace LayerGroup +L.LayerGroup.include({ + toMultiPoint: function () { + var coords = []; + + this.eachLayer(function (layer) { + coords.push(layer.toGeoJSON().geometry.coordinates); + }); + + return L.GeoJSON.getFeature(this, { + type: 'MultiPoint', + coordinates: coords + }); + }, + + // @method toGeoJSON(): Object + // Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the layer group (as a GeoJSON `GeometryCollection`). + toGeoJSON: function () { + + var type = this.feature && this.feature.geometry && this.feature.geometry.type; + + if (type === 'MultiPoint') { + return this.toMultiPoint(); + } + + var isGeometryCollection = type === 'GeometryCollection', + jsons = []; + + this.eachLayer(function (layer) { + if (layer.toGeoJSON) { + var json = layer.toGeoJSON(); + jsons.push(isGeometryCollection ? json.geometry : L.GeoJSON.asFeature(json)); + } + }); + + if (isGeometryCollection) { + return L.GeoJSON.getFeature(this, { + geometries: jsons, + type: 'GeometryCollection' + }); + } + + return { + type: 'FeatureCollection', + features: jsons + }; + } +}); + +// @namespace GeoJSON +// @factory L.geoJSON(geojson?: Object, options?: GeoJSON options) +// Creates a GeoJSON layer. Optionally accepts an object in +// [GeoJSON format](http://geojson.org/geojson-spec.html) to display on the map +// (you can alternatively add it later with `addData` method) and an `options` object. +L.geoJSON = function (geojson, options) { + return new L.GeoJSON(geojson, options); +}; +// Backward compatibility. +L.geoJson = L.geoJSON; + + + +/* + * @class Draggable + * @aka L.Draggable + * @inherits Evented + * + * A class for making DOM elements draggable (including touch support). + * Used internally for map and marker dragging. Only works for elements + * that were positioned with [`L.DomUtil.setPosition`](#domutil-setposition). + * + * @example + * ```js + * var draggable = new L.Draggable(elementToDrag); + * draggable.enable(); + * ``` + */ + +L.Draggable = L.Evented.extend({ + + options: { + // @option clickTolerance: Number = 3 + // The max number of pixels a user can shift the mouse pointer during a click + // for it to be considered a valid click (as opposed to a mouse drag). + clickTolerance: 3 + }, + + statics: { + START: L.Browser.touch ? ['touchstart', 'mousedown'] : ['mousedown'], + END: { + mousedown: 'mouseup', + touchstart: 'touchend', + pointerdown: 'touchend', + MSPointerDown: 'touchend' + }, + MOVE: { + mousedown: 'mousemove', + touchstart: 'touchmove', + pointerdown: 'touchmove', + MSPointerDown: 'touchmove' + } + }, + + // @constructor L.Draggable(el: HTMLElement, dragHandle?: HTMLElement, preventOutline: Boolean) + // Creates a `Draggable` object for moving `el` when you start dragging the `dragHandle` element (equals `el` itself by default). + initialize: function (element, dragStartTarget, preventOutline) { + this._element = element; + this._dragStartTarget = dragStartTarget || element; + this._preventOutline = preventOutline; + }, + + // @method enable() + // Enables the dragging ability + enable: function () { + if (this._enabled) { return; } + + L.DomEvent.on(this._dragStartTarget, L.Draggable.START.join(' '), this._onDown, this); + + this._enabled = true; + }, + + // @method disable() + // Disables the dragging ability + disable: function () { + if (!this._enabled) { return; } + + // If we're currently dragging this draggable, + // disabling it counts as first ending the drag. + if (L.Draggable._dragging === this) { + this.finishDrag(); + } + + L.DomEvent.off(this._dragStartTarget, L.Draggable.START.join(' '), this._onDown, this); + + this._enabled = false; + this._moved = false; + }, + + _onDown: function (e) { + // Ignore simulated events, since we handle both touch and + // mouse explicitly; otherwise we risk getting duplicates of + // touch events, see #4315. + // Also ignore the event if disabled; this happens in IE11 + // under some circumstances, see #3666. + if (e._simulated || !this._enabled) { return; } + + this._moved = false; + + if (L.DomUtil.hasClass(this._element, 'leaflet-zoom-anim')) { return; } + + if (L.Draggable._dragging || e.shiftKey || ((e.which !== 1) && (e.button !== 1) && !e.touches)) { return; } + L.Draggable._dragging = this; // Prevent dragging multiple objects at once. + + if (this._preventOutline) { + L.DomUtil.preventOutline(this._element); + } + + L.DomUtil.disableImageDrag(); + L.DomUtil.disableTextSelection(); + + if (this._moving) { return; } + + // @event down: Event + // Fired when a drag is about to start. + this.fire('down'); + + var first = e.touches ? e.touches[0] : e; + + this._startPoint = new L.Point(first.clientX, first.clientY); + + L.DomEvent + .on(document, L.Draggable.MOVE[e.type], this._onMove, this) + .on(document, L.Draggable.END[e.type], this._onUp, this); + }, + + _onMove: function (e) { + // Ignore simulated events, since we handle both touch and + // mouse explicitly; otherwise we risk getting duplicates of + // touch events, see #4315. + // Also ignore the event if disabled; this happens in IE11 + // under some circumstances, see #3666. + if (e._simulated || !this._enabled) { return; } + + if (e.touches && e.touches.length > 1) { + this._moved = true; + return; + } + + var first = (e.touches && e.touches.length === 1 ? e.touches[0] : e), + newPoint = new L.Point(first.clientX, first.clientY), + offset = newPoint.subtract(this._startPoint); + + if (!offset.x && !offset.y) { return; } + if (Math.abs(offset.x) + Math.abs(offset.y) < this.options.clickTolerance) { return; } + + L.DomEvent.preventDefault(e); + + if (!this._moved) { + // @event dragstart: Event + // Fired when a drag starts + this.fire('dragstart'); + + this._moved = true; + this._startPos = L.DomUtil.getPosition(this._element).subtract(offset); + + L.DomUtil.addClass(document.body, 'leaflet-dragging'); + + this._lastTarget = e.target || e.srcElement; + // IE and Edge do not give the element, so fetch it + // if necessary + if ((window.SVGElementInstance) && (this._lastTarget instanceof SVGElementInstance)) { + this._lastTarget = this._lastTarget.correspondingUseElement; + } + L.DomUtil.addClass(this._lastTarget, 'leaflet-drag-target'); + } + + this._newPos = this._startPos.add(offset); + this._moving = true; + + L.Util.cancelAnimFrame(this._animRequest); + this._lastEvent = e; + this._animRequest = L.Util.requestAnimFrame(this._updatePosition, this, true); + }, + + _updatePosition: function () { + var e = {originalEvent: this._lastEvent}; + + // @event predrag: Event + // Fired continuously during dragging *before* each corresponding + // update of the element's position. + this.fire('predrag', e); + L.DomUtil.setPosition(this._element, this._newPos); + + // @event drag: Event + // Fired continuously during dragging. + this.fire('drag', e); + }, + + _onUp: function (e) { + // Ignore simulated events, since we handle both touch and + // mouse explicitly; otherwise we risk getting duplicates of + // touch events, see #4315. + // Also ignore the event if disabled; this happens in IE11 + // under some circumstances, see #3666. + if (e._simulated || !this._enabled) { return; } + this.finishDrag(); + }, + + finishDrag: function () { + L.DomUtil.removeClass(document.body, 'leaflet-dragging'); + + if (this._lastTarget) { + L.DomUtil.removeClass(this._lastTarget, 'leaflet-drag-target'); + this._lastTarget = null; + } + + for (var i in L.Draggable.MOVE) { + L.DomEvent + .off(document, L.Draggable.MOVE[i], this._onMove, this) + .off(document, L.Draggable.END[i], this._onUp, this); + } + + L.DomUtil.enableImageDrag(); + L.DomUtil.enableTextSelection(); + + if (this._moved && this._moving) { + // ensure drag is not fired after dragend + L.Util.cancelAnimFrame(this._animRequest); + + // @event dragend: DragEndEvent + // Fired when the drag ends. + this.fire('dragend', { + distance: this._newPos.distanceTo(this._startPos) + }); + } + + this._moving = false; + L.Draggable._dragging = false; + } + +}); @@ -11381,97 +11381,97 @@ L.Map.addInitHook('addHandler', 'scrollWheelZoom', L.Map.ScrollWheelZoom); -/* - * Extends the event handling code with double tap support for mobile browsers. - */ - -L.extend(L.DomEvent, { - - _touchstart: L.Browser.msPointer ? 'MSPointerDown' : L.Browser.pointer ? 'pointerdown' : 'touchstart', - _touchend: L.Browser.msPointer ? 'MSPointerUp' : L.Browser.pointer ? 'pointerup' : 'touchend', - - // inspired by Zepto touch code by Thomas Fuchs - addDoubleTapListener: function (obj, handler, id) { - var last, touch, - doubleTap = false, - delay = 250; - - function onTouchStart(e) { - var count; - - if (L.Browser.pointer) { - if ((!L.Browser.edge) || e.pointerType === 'mouse') { return; } - count = L.DomEvent._pointersCount; - } else { - count = e.touches.length; - } - - if (count > 1) { return; } - - var now = Date.now(), - delta = now - (last || now); - - touch = e.touches ? e.touches[0] : e; - doubleTap = (delta > 0 && delta <= delay); - last = now; - } - - function onTouchEnd(e) { - if (doubleTap && !touch.cancelBubble) { - if (L.Browser.pointer) { - if ((!L.Browser.edge) || e.pointerType === 'mouse') { return; } - - // work around .type being readonly with MSPointer* events - var newTouch = {}, - prop, i; - - for (i in touch) { - prop = touch[i]; - newTouch[i] = prop && prop.bind ? prop.bind(touch) : prop; - } - touch = newTouch; - } - touch.type = 'dblclick'; - handler(touch); - last = null; - } - } - - var pre = '_leaflet_', - touchstart = this._touchstart, - touchend = this._touchend; - - obj[pre + touchstart + id] = onTouchStart; - obj[pre + touchend + id] = onTouchEnd; - obj[pre + 'dblclick' + id] = handler; - - obj.addEventListener(touchstart, onTouchStart, false); - obj.addEventListener(touchend, onTouchEnd, false); - - // On some platforms (notably, chrome<55 on win10 + touchscreen + mouse), - // the browser doesn't fire touchend/pointerup events but does fire - // native dblclicks. See #4127. - // Edge 14 also fires native dblclicks, but only for pointerType mouse, see #5180. - obj.addEventListener('dblclick', handler, false); - - return this; - }, - - removeDoubleTapListener: function (obj, id) { - var pre = '_leaflet_', - touchstart = obj[pre + this._touchstart + id], - touchend = obj[pre + this._touchend + id], - dblclick = obj[pre + 'dblclick' + id]; - - obj.removeEventListener(this._touchstart, touchstart, false); - obj.removeEventListener(this._touchend, touchend, false); - if (!L.Browser.edge) { - obj.removeEventListener('dblclick', dblclick, false); - } - - return this; - } -}); +/* + * Extends the event handling code with double tap support for mobile browsers. + */ + +L.extend(L.DomEvent, { + + _touchstart: L.Browser.msPointer ? 'MSPointerDown' : L.Browser.pointer ? 'pointerdown' : 'touchstart', + _touchend: L.Browser.msPointer ? 'MSPointerUp' : L.Browser.pointer ? 'pointerup' : 'touchend', + + // inspired by Zepto touch code by Thomas Fuchs + addDoubleTapListener: function (obj, handler, id) { + var last, touch, + doubleTap = false, + delay = 250; + + function onTouchStart(e) { + var count; + + if (L.Browser.pointer) { + if ((!L.Browser.edge) || e.pointerType === 'mouse') { return; } + count = L.DomEvent._pointersCount; + } else { + count = e.touches.length; + } + + if (count > 1) { return; } + + var now = Date.now(), + delta = now - (last || now); + + touch = e.touches ? e.touches[0] : e; + doubleTap = (delta > 0 && delta <= delay); + last = now; + } + + function onTouchEnd(e) { + if (doubleTap && !touch.cancelBubble) { + if (L.Browser.pointer) { + if ((!L.Browser.edge) || e.pointerType === 'mouse') { return; } + + // work around .type being readonly with MSPointer* events + var newTouch = {}, + prop, i; + + for (i in touch) { + prop = touch[i]; + newTouch[i] = prop && prop.bind ? prop.bind(touch) : prop; + } + touch = newTouch; + } + touch.type = 'dblclick'; + handler(touch); + last = null; + } + } + + var pre = '_leaflet_', + touchstart = this._touchstart, + touchend = this._touchend; + + obj[pre + touchstart + id] = onTouchStart; + obj[pre + touchend + id] = onTouchEnd; + obj[pre + 'dblclick' + id] = handler; + + obj.addEventListener(touchstart, onTouchStart, false); + obj.addEventListener(touchend, onTouchEnd, false); + + // On some platforms (notably, chrome<55 on win10 + touchscreen + mouse), + // the browser doesn't fire touchend/pointerup events but does fire + // native dblclicks. See #4127. + // Edge 14 also fires native dblclicks, but only for pointerType mouse, see #5180. + obj.addEventListener('dblclick', handler, false); + + return this; + }, + + removeDoubleTapListener: function (obj, id) { + var pre = '_leaflet_', + touchstart = obj[pre + this._touchstart + id], + touchend = obj[pre + this._touchend + id], + dblclick = obj[pre + 'dblclick' + id]; + + obj.removeEventListener(this._touchstart, touchstart, false); + obj.removeEventListener(this._touchend, touchend, false); + if (!L.Browser.edge) { + obj.removeEventListener('dblclick', dblclick, false); + } + + return this; + } +}); @@ -12278,429 +12278,429 @@ L.Handler.MarkerDrag = L.Handler.extend({ -/* - * @class Control - * @aka L.Control - * @inherits Class - * - * L.Control is a base class for implementing map controls. Handles positioning. - * All other controls extend from this class. - */ - -L.Control = L.Class.extend({ - // @section - // @aka Control options - options: { - // @option position: String = 'topright' - // The position of the control (one of the map corners). Possible values are `'topleft'`, - // `'topright'`, `'bottomleft'` or `'bottomright'` - position: 'topright' - }, - - initialize: function (options) { - L.setOptions(this, options); - }, - - /* @section - * Classes extending L.Control will inherit the following methods: - * - * @method getPosition: string - * Returns the position of the control. - */ - getPosition: function () { - return this.options.position; - }, - - // @method setPosition(position: string): this - // Sets the position of the control. - setPosition: function (position) { - var map = this._map; - - if (map) { - map.removeControl(this); - } - - this.options.position = position; - - if (map) { - map.addControl(this); - } - - return this; - }, - - // @method getContainer: HTMLElement - // Returns the HTMLElement that contains the control. - getContainer: function () { - return this._container; - }, - - // @method addTo(map: Map): this - // Adds the control to the given map. - addTo: function (map) { - this.remove(); - this._map = map; - - var container = this._container = this.onAdd(map), - pos = this.getPosition(), - corner = map._controlCorners[pos]; - - L.DomUtil.addClass(container, 'leaflet-control'); - - if (pos.indexOf('bottom') !== -1) { - corner.insertBefore(container, corner.firstChild); - } else { - corner.appendChild(container); - } - - return this; - }, - - // @method remove: this - // Removes the control from the map it is currently active on. - remove: function () { - if (!this._map) { - return this; - } - - L.DomUtil.remove(this._container); - - if (this.onRemove) { - this.onRemove(this._map); - } - - this._map = null; - - return this; - }, - - _refocusOnMap: function (e) { - // if map exists and event is not a keyboard event - if (this._map && e && e.screenX > 0 && e.screenY > 0) { - this._map.getContainer().focus(); - } - } -}); - -L.control = function (options) { - return new L.Control(options); -}; - -/* @section Extension methods - * @uninheritable - * - * Every control should extend from `L.Control` and (re-)implement the following methods. - * - * @method onAdd(map: Map): HTMLElement - * Should return the container DOM element for the control and add listeners on relevant map events. Called on [`control.addTo(map)`](#control-addTo). - * - * @method onRemove(map: Map) - * Optional method. Should contain all clean up code that removes the listeners previously added in [`onAdd`](#control-onadd). Called on [`control.remove()`](#control-remove). - */ - -/* @namespace Map - * @section Methods for Layers and Controls - */ -L.Map.include({ - // @method addControl(control: Control): this - // Adds the given control to the map - addControl: function (control) { - control.addTo(this); - return this; - }, - - // @method removeControl(control: Control): this - // Removes the given control from the map - removeControl: function (control) { - control.remove(); - return this; - }, - - _initControlPos: function () { - var corners = this._controlCorners = {}, - l = 'leaflet-', - container = this._controlContainer = - L.DomUtil.create('div', l + 'control-container', this._container); - - function createCorner(vSide, hSide) { - var className = l + vSide + ' ' + l + hSide; - - corners[vSide + hSide] = L.DomUtil.create('div', className, container); - } - - createCorner('top', 'left'); - createCorner('top', 'right'); - createCorner('bottom', 'left'); - createCorner('bottom', 'right'); - }, - - _clearControlPos: function () { - L.DomUtil.remove(this._controlContainer); - } -}); - - - -/* - * @class Control.Zoom - * @aka L.Control.Zoom - * @inherits Control - * - * A basic zoom control with two buttons (zoom in and zoom out). It is put on the map by default unless you set its [`zoomControl` option](#map-zoomcontrol) to `false`. Extends `Control`. - */ - -L.Control.Zoom = L.Control.extend({ - // @section - // @aka Control.Zoom options - options: { - position: 'topleft', - - // @option zoomInText: String = '+' - // The text set on the 'zoom in' button. - zoomInText: '+', - - // @option zoomInTitle: String = 'Zoom in' - // The title set on the 'zoom in' button. - zoomInTitle: 'Zoom in', - - // @option zoomOutText: String = '-' - // The text set on the 'zoom out' button. - zoomOutText: '-', - - // @option zoomOutTitle: String = 'Zoom out' - // The title set on the 'zoom out' button. - zoomOutTitle: 'Zoom out' - }, - - onAdd: function (map) { - var zoomName = 'leaflet-control-zoom', - container = L.DomUtil.create('div', zoomName + ' leaflet-bar'), - options = this.options; - - this._zoomInButton = this._createButton(options.zoomInText, options.zoomInTitle, - zoomName + '-in', container, this._zoomIn); - this._zoomOutButton = this._createButton(options.zoomOutText, options.zoomOutTitle, - zoomName + '-out', container, this._zoomOut); - - this._updateDisabled(); - map.on('zoomend zoomlevelschange', this._updateDisabled, this); - - return container; - }, - - onRemove: function (map) { - map.off('zoomend zoomlevelschange', this._updateDisabled, this); - }, - - disable: function () { - this._disabled = true; - this._updateDisabled(); - return this; - }, - - enable: function () { - this._disabled = false; - this._updateDisabled(); - return this; - }, - - _zoomIn: function (e) { - if (!this._disabled && this._map._zoom < this._map.getMaxZoom()) { - this._map.zoomIn(this._map.options.zoomDelta * (e.shiftKey ? 3 : 1)); - } - }, - - _zoomOut: function (e) { - if (!this._disabled && this._map._zoom > this._map.getMinZoom()) { - this._map.zoomOut(this._map.options.zoomDelta * (e.shiftKey ? 3 : 1)); - } - }, - - _createButton: function (html, title, className, container, fn) { - var link = L.DomUtil.create('a', className, container); - link.innerHTML = html; - link.href = '#'; - link.title = title; - - /* - * Will force screen readers like VoiceOver to read this as "Zoom in - button" - */ - link.setAttribute('role', 'button'); - link.setAttribute('aria-label', title); - - L.DomEvent - .on(link, 'mousedown dblclick', L.DomEvent.stopPropagation) - .on(link, 'click', L.DomEvent.stop) - .on(link, 'click', fn, this) - .on(link, 'click', this._refocusOnMap, this); - - return link; - }, - - _updateDisabled: function () { - var map = this._map, - className = 'leaflet-disabled'; - - L.DomUtil.removeClass(this._zoomInButton, className); - L.DomUtil.removeClass(this._zoomOutButton, className); - - if (this._disabled || map._zoom === map.getMinZoom()) { - L.DomUtil.addClass(this._zoomOutButton, className); - } - if (this._disabled || map._zoom === map.getMaxZoom()) { - L.DomUtil.addClass(this._zoomInButton, className); - } - } -}); - -// @namespace Map -// @section Control options -// @option zoomControl: Boolean = true -// Whether a [zoom control](#control-zoom) is added to the map by default. -L.Map.mergeOptions({ - zoomControl: true -}); - -L.Map.addInitHook(function () { - if (this.options.zoomControl) { - this.zoomControl = new L.Control.Zoom(); - this.addControl(this.zoomControl); - } -}); - -// @namespace Control.Zoom -// @factory L.control.zoom(options: Control.Zoom options) -// Creates a zoom control -L.control.zoom = function (options) { - return new L.Control.Zoom(options); -}; - - - -/* - * @class Control.Attribution - * @aka L.Control.Attribution - * @inherits Control - * - * The attribution control allows you to display attribution data in a small text box on a map. It is put on the map by default unless you set its [`attributionControl` option](#map-attributioncontrol) to `false`, and it fetches attribution texts from layers with the [`getAttribution` method](#layer-getattribution) automatically. Extends Control. - */ - -L.Control.Attribution = L.Control.extend({ - // @section - // @aka Control.Attribution options - options: { - position: 'bottomright', - - // @option prefix: String = 'Leaflet' - // The HTML text shown before the attributions. Pass `false` to disable. - prefix: 'Leaflet' - }, - - initialize: function (options) { - L.setOptions(this, options); - - this._attributions = {}; - }, - - onAdd: function (map) { - map.attributionControl = this; - this._container = L.DomUtil.create('div', 'leaflet-control-attribution'); - if (L.DomEvent) { - L.DomEvent.disableClickPropagation(this._container); - } - - // TODO ugly, refactor - for (var i in map._layers) { - if (map._layers[i].getAttribution) { - this.addAttribution(map._layers[i].getAttribution()); - } - } - - this._update(); - - return this._container; - }, - - // @method setPrefix(prefix: String): this - // Sets the text before the attributions. - setPrefix: function (prefix) { - this.options.prefix = prefix; - this._update(); - return this; - }, - - // @method addAttribution(text: String): this - // Adds an attribution text (e.g. `'Vector data © Mapbox'`). - addAttribution: function (text) { - if (!text) { return this; } - - if (!this._attributions[text]) { - this._attributions[text] = 0; - } - this._attributions[text]++; - - this._update(); - - return this; - }, - - // @method removeAttribution(text: String): this - // Removes an attribution text. - removeAttribution: function (text) { - if (!text) { return this; } - - if (this._attributions[text]) { - this._attributions[text]--; - this._update(); - } - - return this; - }, - - _update: function () { - if (!this._map) { return; } - - var attribs = []; - - for (var i in this._attributions) { - if (this._attributions[i]) { - attribs.push(i); - } - } - - var prefixAndAttribs = []; - - if (this.options.prefix) { - prefixAndAttribs.push(this.options.prefix); - } - if (attribs.length) { - prefixAndAttribs.push(attribs.join(', ')); - } - - this._container.innerHTML = prefixAndAttribs.join(' | '); - } -}); - -// @namespace Map -// @section Control options -// @option attributionControl: Boolean = true -// Whether a [attribution control](#control-attribution) is added to the map by default. -L.Map.mergeOptions({ - attributionControl: true -}); - -L.Map.addInitHook(function () { - if (this.options.attributionControl) { - new L.Control.Attribution().addTo(this); - } -}); - -// @namespace Control.Attribution -// @factory L.control.attribution(options: Control.Attribution options) -// Creates an attribution control. -L.control.attribution = function (options) { - return new L.Control.Attribution(options); -}; +/* + * @class Control + * @aka L.Control + * @inherits Class + * + * L.Control is a base class for implementing map controls. Handles positioning. + * All other controls extend from this class. + */ + +L.Control = L.Class.extend({ + // @section + // @aka Control options + options: { + // @option position: String = 'topright' + // The position of the control (one of the map corners). Possible values are `'topleft'`, + // `'topright'`, `'bottomleft'` or `'bottomright'` + position: 'topright' + }, + + initialize: function (options) { + L.setOptions(this, options); + }, + + /* @section + * Classes extending L.Control will inherit the following methods: + * + * @method getPosition: string + * Returns the position of the control. + */ + getPosition: function () { + return this.options.position; + }, + + // @method setPosition(position: string): this + // Sets the position of the control. + setPosition: function (position) { + var map = this._map; + + if (map) { + map.removeControl(this); + } + + this.options.position = position; + + if (map) { + map.addControl(this); + } + + return this; + }, + + // @method getContainer: HTMLElement + // Returns the HTMLElement that contains the control. + getContainer: function () { + return this._container; + }, + + // @method addTo(map: Map): this + // Adds the control to the given map. + addTo: function (map) { + this.remove(); + this._map = map; + + var container = this._container = this.onAdd(map), + pos = this.getPosition(), + corner = map._controlCorners[pos]; + + L.DomUtil.addClass(container, 'leaflet-control'); + + if (pos.indexOf('bottom') !== -1) { + corner.insertBefore(container, corner.firstChild); + } else { + corner.appendChild(container); + } + + return this; + }, + + // @method remove: this + // Removes the control from the map it is currently active on. + remove: function () { + if (!this._map) { + return this; + } + + L.DomUtil.remove(this._container); + + if (this.onRemove) { + this.onRemove(this._map); + } + + this._map = null; + + return this; + }, + + _refocusOnMap: function (e) { + // if map exists and event is not a keyboard event + if (this._map && e && e.screenX > 0 && e.screenY > 0) { + this._map.getContainer().focus(); + } + } +}); + +L.control = function (options) { + return new L.Control(options); +}; + +/* @section Extension methods + * @uninheritable + * + * Every control should extend from `L.Control` and (re-)implement the following methods. + * + * @method onAdd(map: Map): HTMLElement + * Should return the container DOM element for the control and add listeners on relevant map events. Called on [`control.addTo(map)`](#control-addTo). + * + * @method onRemove(map: Map) + * Optional method. Should contain all clean up code that removes the listeners previously added in [`onAdd`](#control-onadd). Called on [`control.remove()`](#control-remove). + */ + +/* @namespace Map + * @section Methods for Layers and Controls + */ +L.Map.include({ + // @method addControl(control: Control): this + // Adds the given control to the map + addControl: function (control) { + control.addTo(this); + return this; + }, + + // @method removeControl(control: Control): this + // Removes the given control from the map + removeControl: function (control) { + control.remove(); + return this; + }, + + _initControlPos: function () { + var corners = this._controlCorners = {}, + l = 'leaflet-', + container = this._controlContainer = + L.DomUtil.create('div', l + 'control-container', this._container); + + function createCorner(vSide, hSide) { + var className = l + vSide + ' ' + l + hSide; + + corners[vSide + hSide] = L.DomUtil.create('div', className, container); + } + + createCorner('top', 'left'); + createCorner('top', 'right'); + createCorner('bottom', 'left'); + createCorner('bottom', 'right'); + }, + + _clearControlPos: function () { + L.DomUtil.remove(this._controlContainer); + } +}); + + + +/* + * @class Control.Zoom + * @aka L.Control.Zoom + * @inherits Control + * + * A basic zoom control with two buttons (zoom in and zoom out). It is put on the map by default unless you set its [`zoomControl` option](#map-zoomcontrol) to `false`. Extends `Control`. + */ + +L.Control.Zoom = L.Control.extend({ + // @section + // @aka Control.Zoom options + options: { + position: 'topleft', + + // @option zoomInText: String = '+' + // The text set on the 'zoom in' button. + zoomInText: '+', + + // @option zoomInTitle: String = 'Zoom in' + // The title set on the 'zoom in' button. + zoomInTitle: 'Zoom in', + + // @option zoomOutText: String = '-' + // The text set on the 'zoom out' button. + zoomOutText: '-', + + // @option zoomOutTitle: String = 'Zoom out' + // The title set on the 'zoom out' button. + zoomOutTitle: 'Zoom out' + }, + + onAdd: function (map) { + var zoomName = 'leaflet-control-zoom', + container = L.DomUtil.create('div', zoomName + ' leaflet-bar'), + options = this.options; + + this._zoomInButton = this._createButton(options.zoomInText, options.zoomInTitle, + zoomName + '-in', container, this._zoomIn); + this._zoomOutButton = this._createButton(options.zoomOutText, options.zoomOutTitle, + zoomName + '-out', container, this._zoomOut); + + this._updateDisabled(); + map.on('zoomend zoomlevelschange', this._updateDisabled, this); + + return container; + }, + + onRemove: function (map) { + map.off('zoomend zoomlevelschange', this._updateDisabled, this); + }, + + disable: function () { + this._disabled = true; + this._updateDisabled(); + return this; + }, + + enable: function () { + this._disabled = false; + this._updateDisabled(); + return this; + }, + + _zoomIn: function (e) { + if (!this._disabled && this._map._zoom < this._map.getMaxZoom()) { + this._map.zoomIn(this._map.options.zoomDelta * (e.shiftKey ? 3 : 1)); + } + }, + + _zoomOut: function (e) { + if (!this._disabled && this._map._zoom > this._map.getMinZoom()) { + this._map.zoomOut(this._map.options.zoomDelta * (e.shiftKey ? 3 : 1)); + } + }, + + _createButton: function (html, title, className, container, fn) { + var link = L.DomUtil.create('a', className, container); + link.innerHTML = html; + link.href = '#'; + link.title = title; + + /* + * Will force screen readers like VoiceOver to read this as "Zoom in - button" + */ + link.setAttribute('role', 'button'); + link.setAttribute('aria-label', title); + + L.DomEvent + .on(link, 'mousedown dblclick', L.DomEvent.stopPropagation) + .on(link, 'click', L.DomEvent.stop) + .on(link, 'click', fn, this) + .on(link, 'click', this._refocusOnMap, this); + + return link; + }, + + _updateDisabled: function () { + var map = this._map, + className = 'leaflet-disabled'; + + L.DomUtil.removeClass(this._zoomInButton, className); + L.DomUtil.removeClass(this._zoomOutButton, className); + + if (this._disabled || map._zoom === map.getMinZoom()) { + L.DomUtil.addClass(this._zoomOutButton, className); + } + if (this._disabled || map._zoom === map.getMaxZoom()) { + L.DomUtil.addClass(this._zoomInButton, className); + } + } +}); + +// @namespace Map +// @section Control options +// @option zoomControl: Boolean = true +// Whether a [zoom control](#control-zoom) is added to the map by default. +L.Map.mergeOptions({ + zoomControl: true +}); + +L.Map.addInitHook(function () { + if (this.options.zoomControl) { + this.zoomControl = new L.Control.Zoom(); + this.addControl(this.zoomControl); + } +}); + +// @namespace Control.Zoom +// @factory L.control.zoom(options: Control.Zoom options) +// Creates a zoom control +L.control.zoom = function (options) { + return new L.Control.Zoom(options); +}; + + + +/* + * @class Control.Attribution + * @aka L.Control.Attribution + * @inherits Control + * + * The attribution control allows you to display attribution data in a small text box on a map. It is put on the map by default unless you set its [`attributionControl` option](#map-attributioncontrol) to `false`, and it fetches attribution texts from layers with the [`getAttribution` method](#layer-getattribution) automatically. Extends Control. + */ + +L.Control.Attribution = L.Control.extend({ + // @section + // @aka Control.Attribution options + options: { + position: 'bottomright', + + // @option prefix: String = 'Leaflet' + // The HTML text shown before the attributions. Pass `false` to disable. + prefix: 'Leaflet' + }, + + initialize: function (options) { + L.setOptions(this, options); + + this._attributions = {}; + }, + + onAdd: function (map) { + map.attributionControl = this; + this._container = L.DomUtil.create('div', 'leaflet-control-attribution'); + if (L.DomEvent) { + L.DomEvent.disableClickPropagation(this._container); + } + + // TODO ugly, refactor + for (var i in map._layers) { + if (map._layers[i].getAttribution) { + this.addAttribution(map._layers[i].getAttribution()); + } + } + + this._update(); + + return this._container; + }, + + // @method setPrefix(prefix: String): this + // Sets the text before the attributions. + setPrefix: function (prefix) { + this.options.prefix = prefix; + this._update(); + return this; + }, + + // @method addAttribution(text: String): this + // Adds an attribution text (e.g. `'Vector data © Mapbox'`). + addAttribution: function (text) { + if (!text) { return this; } + + if (!this._attributions[text]) { + this._attributions[text] = 0; + } + this._attributions[text]++; + + this._update(); + + return this; + }, + + // @method removeAttribution(text: String): this + // Removes an attribution text. + removeAttribution: function (text) { + if (!text) { return this; } + + if (this._attributions[text]) { + this._attributions[text]--; + this._update(); + } + + return this; + }, + + _update: function () { + if (!this._map) { return; } + + var attribs = []; + + for (var i in this._attributions) { + if (this._attributions[i]) { + attribs.push(i); + } + } + + var prefixAndAttribs = []; + + if (this.options.prefix) { + prefixAndAttribs.push(this.options.prefix); + } + if (attribs.length) { + prefixAndAttribs.push(attribs.join(', ')); + } + + this._container.innerHTML = prefixAndAttribs.join(' | '); + } +}); + +// @namespace Map +// @section Control options +// @option attributionControl: Boolean = true +// Whether a [attribution control](#control-attribution) is added to the map by default. +L.Map.mergeOptions({ + attributionControl: true +}); + +L.Map.addInitHook(function () { + if (this.options.attributionControl) { + new L.Control.Attribution().addTo(this); + } +}); + +// @namespace Control.Attribution +// @factory L.control.attribution(options: Control.Attribution options) +// Creates an attribution control. +L.control.attribution = function (options) { + return new L.Control.Attribution(options); +}; @@ -12835,415 +12835,415 @@ L.control.scale = function (options) { -/* - * @class Control.Layers - * @aka L.Control.Layers - * @inherits Control - * - * The layers control gives users the ability to switch between different base layers and switch overlays on/off (check out the [detailed example](http://leafletjs.com/examples/layers-control.html)). Extends `Control`. - * - * @example - * - * ```js - * var baseLayers = { - * "Mapbox": mapbox, - * "OpenStreetMap": osm - * }; - * - * var overlays = { - * "Marker": marker, - * "Roads": roadsLayer - * }; - * - * L.control.layers(baseLayers, overlays).addTo(map); - * ``` - * - * The `baseLayers` and `overlays` parameters are object literals with layer names as keys and `Layer` objects as values: - * - * ```js - * { - * "": layer1, - * "": layer2 - * } - * ``` - * - * The layer names can contain HTML, which allows you to add additional styling to the items: - * - * ```js - * {" My Layer": myLayer} - * ``` - */ - - -L.Control.Layers = L.Control.extend({ - // @section - // @aka Control.Layers options - options: { - // @option collapsed: Boolean = true - // If `true`, the control will be collapsed into an icon and expanded on mouse hover or touch. - collapsed: true, - position: 'topright', - - // @option autoZIndex: Boolean = true - // If `true`, the control will assign zIndexes in increasing order to all of its layers so that the order is preserved when switching them on/off. - autoZIndex: true, - - // @option hideSingleBase: Boolean = false - // If `true`, the base layers in the control will be hidden when there is only one. - hideSingleBase: false, - - // @option sortLayers: Boolean = false - // Whether to sort the layers. When `false`, layers will keep the order - // in which they were added to the control. - sortLayers: false, - - // @option sortFunction: Function = * - // A [compare function](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/sort) - // that will be used for sorting the layers, when `sortLayers` is `true`. - // The function receives both the `L.Layer` instances and their names, as in - // `sortFunction(layerA, layerB, nameA, nameB)`. - // By default, it sorts layers alphabetically by their name. - sortFunction: function (layerA, layerB, nameA, nameB) { - return nameA < nameB ? -1 : (nameB < nameA ? 1 : 0); - } - }, - - initialize: function (baseLayers, overlays, options) { - L.setOptions(this, options); - - this._layers = []; - this._lastZIndex = 0; - this._handlingClick = false; - - for (var i in baseLayers) { - this._addLayer(baseLayers[i], i); - } - - for (i in overlays) { - this._addLayer(overlays[i], i, true); - } - }, - - onAdd: function (map) { - this._initLayout(); - this._update(); - - this._map = map; - map.on('zoomend', this._checkDisabledLayers, this); - - return this._container; - }, - - onRemove: function () { - this._map.off('zoomend', this._checkDisabledLayers, this); - - for (var i = 0; i < this._layers.length; i++) { - this._layers[i].layer.off('add remove', this._onLayerChange, this); - } - }, - - // @method addBaseLayer(layer: Layer, name: String): this - // Adds a base layer (radio button entry) with the given name to the control. - addBaseLayer: function (layer, name) { - this._addLayer(layer, name); - return (this._map) ? this._update() : this; - }, - - // @method addOverlay(layer: Layer, name: String): this - // Adds an overlay (checkbox entry) with the given name to the control. - addOverlay: function (layer, name) { - this._addLayer(layer, name, true); - return (this._map) ? this._update() : this; - }, - - // @method removeLayer(layer: Layer): this - // Remove the given layer from the control. - removeLayer: function (layer) { - layer.off('add remove', this._onLayerChange, this); - - var obj = this._getLayer(L.stamp(layer)); - if (obj) { - this._layers.splice(this._layers.indexOf(obj), 1); - } - return (this._map) ? this._update() : this; - }, - - // @method expand(): this - // Expand the control container if collapsed. - expand: function () { - L.DomUtil.addClass(this._container, 'leaflet-control-layers-expanded'); - this._form.style.height = null; - var acceptableHeight = this._map.getSize().y - (this._container.offsetTop + 50); - if (acceptableHeight < this._form.clientHeight) { - L.DomUtil.addClass(this._form, 'leaflet-control-layers-scrollbar'); - this._form.style.height = acceptableHeight + 'px'; - } else { - L.DomUtil.removeClass(this._form, 'leaflet-control-layers-scrollbar'); - } - this._checkDisabledLayers(); - return this; - }, - - // @method collapse(): this - // Collapse the control container if expanded. - collapse: function () { - L.DomUtil.removeClass(this._container, 'leaflet-control-layers-expanded'); - return this; - }, - - _initLayout: function () { - var className = 'leaflet-control-layers', - container = this._container = L.DomUtil.create('div', className), - collapsed = this.options.collapsed; - - // makes this work on IE touch devices by stopping it from firing a mouseout event when the touch is released - container.setAttribute('aria-haspopup', true); - - L.DomEvent.disableClickPropagation(container); - if (!L.Browser.touch) { - L.DomEvent.disableScrollPropagation(container); - } - - var form = this._form = L.DomUtil.create('form', className + '-list'); - - if (collapsed) { - this._map.on('click', this.collapse, this); - - if (!L.Browser.android) { - L.DomEvent.on(container, { - mouseenter: this.expand, - mouseleave: this.collapse - }, this); - } - } - - var link = this._layersLink = L.DomUtil.create('a', className + '-toggle', container); - link.href = '#'; - link.title = 'Layers'; - - if (L.Browser.touch) { - L.DomEvent - .on(link, 'click', L.DomEvent.stop) - .on(link, 'click', this.expand, this); - } else { - L.DomEvent.on(link, 'focus', this.expand, this); - } - - // work around for Firefox Android issue https://github.com/Leaflet/Leaflet/issues/2033 - L.DomEvent.on(form, 'click', function () { - setTimeout(L.bind(this._onInputClick, this), 0); - }, this); - - // TODO keyboard accessibility - - if (!collapsed) { - this.expand(); - } - - this._baseLayersList = L.DomUtil.create('div', className + '-base', form); - this._separator = L.DomUtil.create('div', className + '-separator', form); - this._overlaysList = L.DomUtil.create('div', className + '-overlays', form); - - container.appendChild(form); - }, - - _getLayer: function (id) { - for (var i = 0; i < this._layers.length; i++) { - - if (this._layers[i] && L.stamp(this._layers[i].layer) === id) { - return this._layers[i]; - } - } - }, - - _addLayer: function (layer, name, overlay) { - layer.on('add remove', this._onLayerChange, this); - - this._layers.push({ - layer: layer, - name: name, - overlay: overlay - }); - - if (this.options.sortLayers) { - this._layers.sort(L.bind(function (a, b) { - return this.options.sortFunction(a.layer, b.layer, a.name, b.name); - }, this)); - } - - if (this.options.autoZIndex && layer.setZIndex) { - this._lastZIndex++; - layer.setZIndex(this._lastZIndex); - } - }, - - _update: function () { - if (!this._container) { return this; } - - L.DomUtil.empty(this._baseLayersList); - L.DomUtil.empty(this._overlaysList); - - var baseLayersPresent, overlaysPresent, i, obj, baseLayersCount = 0; - - for (i = 0; i < this._layers.length; i++) { - obj = this._layers[i]; - this._addItem(obj); - overlaysPresent = overlaysPresent || obj.overlay; - baseLayersPresent = baseLayersPresent || !obj.overlay; - baseLayersCount += !obj.overlay ? 1 : 0; - } - - // Hide base layers section if there's only one layer. - if (this.options.hideSingleBase) { - baseLayersPresent = baseLayersPresent && baseLayersCount > 1; - this._baseLayersList.style.display = baseLayersPresent ? '' : 'none'; - } - - this._separator.style.display = overlaysPresent && baseLayersPresent ? '' : 'none'; - - return this; - }, - - _onLayerChange: function (e) { - if (!this._handlingClick) { - this._update(); - } - - var obj = this._getLayer(L.stamp(e.target)); - - // @namespace Map - // @section Layer events - // @event baselayerchange: LayersControlEvent - // Fired when the base layer is changed through the [layer control](#control-layers). - // @event overlayadd: LayersControlEvent - // Fired when an overlay is selected through the [layer control](#control-layers). - // @event overlayremove: LayersControlEvent - // Fired when an overlay is deselected through the [layer control](#control-layers). - // @namespace Control.Layers - var type = obj.overlay ? - (e.type === 'add' ? 'overlayadd' : 'overlayremove') : - (e.type === 'add' ? 'baselayerchange' : null); - - if (type) { - this._map.fire(type, obj); - } - }, - - // IE7 bugs out if you create a radio dynamically, so you have to do it this hacky way (see http://bit.ly/PqYLBe) - _createRadioElement: function (name, checked) { - - var radioHtml = ''; - - var radioFragment = document.createElement('div'); - radioFragment.innerHTML = radioHtml; - - return radioFragment.firstChild; - }, - - _addItem: function (obj) { - var label = document.createElement('label'), - checked = this._map.hasLayer(obj.layer), - input; - - if (obj.overlay) { - input = document.createElement('input'); - input.type = 'checkbox'; - input.className = 'leaflet-control-layers-selector'; - input.defaultChecked = checked; - } else { - input = this._createRadioElement('leaflet-base-layers', checked); - } - - input.layerId = L.stamp(obj.layer); - - L.DomEvent.on(input, 'click', this._onInputClick, this); - - var name = document.createElement('span'); - name.innerHTML = ' ' + obj.name; - - // Helps from preventing layer control flicker when checkboxes are disabled - // https://github.com/Leaflet/Leaflet/issues/2771 - var holder = document.createElement('div'); - - label.appendChild(holder); - holder.appendChild(input); - holder.appendChild(name); - - var container = obj.overlay ? this._overlaysList : this._baseLayersList; - container.appendChild(label); - - this._checkDisabledLayers(); - return label; - }, - - _onInputClick: function () { - var inputs = this._form.getElementsByTagName('input'), - input, layer, hasLayer; - var addedLayers = [], - removedLayers = []; - - this._handlingClick = true; - - for (var i = inputs.length - 1; i >= 0; i--) { - input = inputs[i]; - layer = this._getLayer(input.layerId).layer; - hasLayer = this._map.hasLayer(layer); - - if (input.checked && !hasLayer) { - addedLayers.push(layer); - - } else if (!input.checked && hasLayer) { - removedLayers.push(layer); - } - } - - // Bugfix issue 2318: Should remove all old layers before readding new ones - for (i = 0; i < removedLayers.length; i++) { - this._map.removeLayer(removedLayers[i]); - } - for (i = 0; i < addedLayers.length; i++) { - this._map.addLayer(addedLayers[i]); - } - - this._handlingClick = false; - - this._refocusOnMap(); - }, - - _checkDisabledLayers: function () { - var inputs = this._form.getElementsByTagName('input'), - input, - layer, - zoom = this._map.getZoom(); - - for (var i = inputs.length - 1; i >= 0; i--) { - input = inputs[i]; - layer = this._getLayer(input.layerId).layer; - input.disabled = (layer.options.minZoom !== undefined && zoom < layer.options.minZoom) || - (layer.options.maxZoom !== undefined && zoom > layer.options.maxZoom); - - } - }, - - _expand: function () { - // Backward compatibility, remove me in 1.1. - return this.expand(); - }, - - _collapse: function () { - // Backward compatibility, remove me in 1.1. - return this.collapse(); - } - -}); - - -// @factory L.control.layers(baselayers?: Object, overlays?: Object, options?: Control.Layers options) -// Creates an attribution control with the given layers. Base layers will be switched with radio buttons, while overlays will be switched with checkboxes. Note that all base layers should be passed in the base layers object, but only one should be added to the map during map instantiation. -L.control.layers = function (baseLayers, overlays, options) { - return new L.Control.Layers(baseLayers, overlays, options); -}; +/* + * @class Control.Layers + * @aka L.Control.Layers + * @inherits Control + * + * The layers control gives users the ability to switch between different base layers and switch overlays on/off (check out the [detailed example](http://leafletjs.com/examples/layers-control.html)). Extends `Control`. + * + * @example + * + * ```js + * var baseLayers = { + * "Mapbox": mapbox, + * "OpenStreetMap": osm + * }; + * + * var overlays = { + * "Marker": marker, + * "Roads": roadsLayer + * }; + * + * L.control.layers(baseLayers, overlays).addTo(map); + * ``` + * + * The `baseLayers` and `overlays` parameters are object literals with layer names as keys and `Layer` objects as values: + * + * ```js + * { + * "": layer1, + * "": layer2 + * } + * ``` + * + * The layer names can contain HTML, which allows you to add additional styling to the items: + * + * ```js + * {" My Layer": myLayer} + * ``` + */ + + +L.Control.Layers = L.Control.extend({ + // @section + // @aka Control.Layers options + options: { + // @option collapsed: Boolean = true + // If `true`, the control will be collapsed into an icon and expanded on mouse hover or touch. + collapsed: true, + position: 'topright', + + // @option autoZIndex: Boolean = true + // If `true`, the control will assign zIndexes in increasing order to all of its layers so that the order is preserved when switching them on/off. + autoZIndex: true, + + // @option hideSingleBase: Boolean = false + // If `true`, the base layers in the control will be hidden when there is only one. + hideSingleBase: false, + + // @option sortLayers: Boolean = false + // Whether to sort the layers. When `false`, layers will keep the order + // in which they were added to the control. + sortLayers: false, + + // @option sortFunction: Function = * + // A [compare function](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/sort) + // that will be used for sorting the layers, when `sortLayers` is `true`. + // The function receives both the `L.Layer` instances and their names, as in + // `sortFunction(layerA, layerB, nameA, nameB)`. + // By default, it sorts layers alphabetically by their name. + sortFunction: function (layerA, layerB, nameA, nameB) { + return nameA < nameB ? -1 : (nameB < nameA ? 1 : 0); + } + }, + + initialize: function (baseLayers, overlays, options) { + L.setOptions(this, options); + + this._layers = []; + this._lastZIndex = 0; + this._handlingClick = false; + + for (var i in baseLayers) { + this._addLayer(baseLayers[i], i); + } + + for (i in overlays) { + this._addLayer(overlays[i], i, true); + } + }, + + onAdd: function (map) { + this._initLayout(); + this._update(); + + this._map = map; + map.on('zoomend', this._checkDisabledLayers, this); + + return this._container; + }, + + onRemove: function () { + this._map.off('zoomend', this._checkDisabledLayers, this); + + for (var i = 0; i < this._layers.length; i++) { + this._layers[i].layer.off('add remove', this._onLayerChange, this); + } + }, + + // @method addBaseLayer(layer: Layer, name: String): this + // Adds a base layer (radio button entry) with the given name to the control. + addBaseLayer: function (layer, name) { + this._addLayer(layer, name); + return (this._map) ? this._update() : this; + }, + + // @method addOverlay(layer: Layer, name: String): this + // Adds an overlay (checkbox entry) with the given name to the control. + addOverlay: function (layer, name) { + this._addLayer(layer, name, true); + return (this._map) ? this._update() : this; + }, + + // @method removeLayer(layer: Layer): this + // Remove the given layer from the control. + removeLayer: function (layer) { + layer.off('add remove', this._onLayerChange, this); + + var obj = this._getLayer(L.stamp(layer)); + if (obj) { + this._layers.splice(this._layers.indexOf(obj), 1); + } + return (this._map) ? this._update() : this; + }, + + // @method expand(): this + // Expand the control container if collapsed. + expand: function () { + L.DomUtil.addClass(this._container, 'leaflet-control-layers-expanded'); + this._form.style.height = null; + var acceptableHeight = this._map.getSize().y - (this._container.offsetTop + 50); + if (acceptableHeight < this._form.clientHeight) { + L.DomUtil.addClass(this._form, 'leaflet-control-layers-scrollbar'); + this._form.style.height = acceptableHeight + 'px'; + } else { + L.DomUtil.removeClass(this._form, 'leaflet-control-layers-scrollbar'); + } + this._checkDisabledLayers(); + return this; + }, + + // @method collapse(): this + // Collapse the control container if expanded. + collapse: function () { + L.DomUtil.removeClass(this._container, 'leaflet-control-layers-expanded'); + return this; + }, + + _initLayout: function () { + var className = 'leaflet-control-layers', + container = this._container = L.DomUtil.create('div', className), + collapsed = this.options.collapsed; + + // makes this work on IE touch devices by stopping it from firing a mouseout event when the touch is released + container.setAttribute('aria-haspopup', true); + + L.DomEvent.disableClickPropagation(container); + if (!L.Browser.touch) { + L.DomEvent.disableScrollPropagation(container); + } + + var form = this._form = L.DomUtil.create('form', className + '-list'); + + if (collapsed) { + this._map.on('click', this.collapse, this); + + if (!L.Browser.android) { + L.DomEvent.on(container, { + mouseenter: this.expand, + mouseleave: this.collapse + }, this); + } + } + + var link = this._layersLink = L.DomUtil.create('a', className + '-toggle', container); + link.href = '#'; + link.title = 'Layers'; + + if (L.Browser.touch) { + L.DomEvent + .on(link, 'click', L.DomEvent.stop) + .on(link, 'click', this.expand, this); + } else { + L.DomEvent.on(link, 'focus', this.expand, this); + } + + // work around for Firefox Android issue https://github.com/Leaflet/Leaflet/issues/2033 + L.DomEvent.on(form, 'click', function () { + setTimeout(L.bind(this._onInputClick, this), 0); + }, this); + + // TODO keyboard accessibility + + if (!collapsed) { + this.expand(); + } + + this._baseLayersList = L.DomUtil.create('div', className + '-base', form); + this._separator = L.DomUtil.create('div', className + '-separator', form); + this._overlaysList = L.DomUtil.create('div', className + '-overlays', form); + + container.appendChild(form); + }, + + _getLayer: function (id) { + for (var i = 0; i < this._layers.length; i++) { + + if (this._layers[i] && L.stamp(this._layers[i].layer) === id) { + return this._layers[i]; + } + } + }, + + _addLayer: function (layer, name, overlay) { + layer.on('add remove', this._onLayerChange, this); + + this._layers.push({ + layer: layer, + name: name, + overlay: overlay + }); + + if (this.options.sortLayers) { + this._layers.sort(L.bind(function (a, b) { + return this.options.sortFunction(a.layer, b.layer, a.name, b.name); + }, this)); + } + + if (this.options.autoZIndex && layer.setZIndex) { + this._lastZIndex++; + layer.setZIndex(this._lastZIndex); + } + }, + + _update: function () { + if (!this._container) { return this; } + + L.DomUtil.empty(this._baseLayersList); + L.DomUtil.empty(this._overlaysList); + + var baseLayersPresent, overlaysPresent, i, obj, baseLayersCount = 0; + + for (i = 0; i < this._layers.length; i++) { + obj = this._layers[i]; + this._addItem(obj); + overlaysPresent = overlaysPresent || obj.overlay; + baseLayersPresent = baseLayersPresent || !obj.overlay; + baseLayersCount += !obj.overlay ? 1 : 0; + } + + // Hide base layers section if there's only one layer. + if (this.options.hideSingleBase) { + baseLayersPresent = baseLayersPresent && baseLayersCount > 1; + this._baseLayersList.style.display = baseLayersPresent ? '' : 'none'; + } + + this._separator.style.display = overlaysPresent && baseLayersPresent ? '' : 'none'; + + return this; + }, + + _onLayerChange: function (e) { + if (!this._handlingClick) { + this._update(); + } + + var obj = this._getLayer(L.stamp(e.target)); + + // @namespace Map + // @section Layer events + // @event baselayerchange: LayersControlEvent + // Fired when the base layer is changed through the [layer control](#control-layers). + // @event overlayadd: LayersControlEvent + // Fired when an overlay is selected through the [layer control](#control-layers). + // @event overlayremove: LayersControlEvent + // Fired when an overlay is deselected through the [layer control](#control-layers). + // @namespace Control.Layers + var type = obj.overlay ? + (e.type === 'add' ? 'overlayadd' : 'overlayremove') : + (e.type === 'add' ? 'baselayerchange' : null); + + if (type) { + this._map.fire(type, obj); + } + }, + + // IE7 bugs out if you create a radio dynamically, so you have to do it this hacky way (see http://bit.ly/PqYLBe) + _createRadioElement: function (name, checked) { + + var radioHtml = ''; + + var radioFragment = document.createElement('div'); + radioFragment.innerHTML = radioHtml; + + return radioFragment.firstChild; + }, + + _addItem: function (obj) { + var label = document.createElement('label'), + checked = this._map.hasLayer(obj.layer), + input; + + if (obj.overlay) { + input = document.createElement('input'); + input.type = 'checkbox'; + input.className = 'leaflet-control-layers-selector'; + input.defaultChecked = checked; + } else { + input = this._createRadioElement('leaflet-base-layers', checked); + } + + input.layerId = L.stamp(obj.layer); + + L.DomEvent.on(input, 'click', this._onInputClick, this); + + var name = document.createElement('span'); + name.innerHTML = ' ' + obj.name; + + // Helps from preventing layer control flicker when checkboxes are disabled + // https://github.com/Leaflet/Leaflet/issues/2771 + var holder = document.createElement('div'); + + label.appendChild(holder); + holder.appendChild(input); + holder.appendChild(name); + + var container = obj.overlay ? this._overlaysList : this._baseLayersList; + container.appendChild(label); + + this._checkDisabledLayers(); + return label; + }, + + _onInputClick: function () { + var inputs = this._form.getElementsByTagName('input'), + input, layer, hasLayer; + var addedLayers = [], + removedLayers = []; + + this._handlingClick = true; + + for (var i = inputs.length - 1; i >= 0; i--) { + input = inputs[i]; + layer = this._getLayer(input.layerId).layer; + hasLayer = this._map.hasLayer(layer); + + if (input.checked && !hasLayer) { + addedLayers.push(layer); + + } else if (!input.checked && hasLayer) { + removedLayers.push(layer); + } + } + + // Bugfix issue 2318: Should remove all old layers before readding new ones + for (i = 0; i < removedLayers.length; i++) { + this._map.removeLayer(removedLayers[i]); + } + for (i = 0; i < addedLayers.length; i++) { + this._map.addLayer(addedLayers[i]); + } + + this._handlingClick = false; + + this._refocusOnMap(); + }, + + _checkDisabledLayers: function () { + var inputs = this._form.getElementsByTagName('input'), + input, + layer, + zoom = this._map.getZoom(); + + for (var i = inputs.length - 1; i >= 0; i--) { + input = inputs[i]; + layer = this._getLayer(input.layerId).layer; + input.disabled = (layer.options.minZoom !== undefined && zoom < layer.options.minZoom) || + (layer.options.maxZoom !== undefined && zoom > layer.options.maxZoom); + + } + }, + + _expand: function () { + // Backward compatibility, remove me in 1.1. + return this.expand(); + }, + + _collapse: function () { + // Backward compatibility, remove me in 1.1. + return this.collapse(); + } + +}); + + +// @factory L.control.layers(baselayers?: Object, overlays?: Object, options?: Control.Layers options) +// Creates an attribution control with the given layers. Base layers will be switched with radio buttons, while overlays will be switched with checkboxes. Note that all base layers should be passed in the base layers object, but only one should be added to the map during map instantiation. +L.control.layers = function (baseLayers, overlays, options) { + return new L.Control.Layers(baseLayers, overlays, options); +}; diff --git a/static/leaflet/leaflet.css b/static/leaflet/leaflet.css index 72998d00..c6d920a0 100644 --- a/static/leaflet/leaflet.css +++ b/static/leaflet/leaflet.css @@ -1,624 +1,624 @@ -/* required styles */ - -.leaflet-pane, -.leaflet-tile, -.leaflet-marker-icon, -.leaflet-marker-shadow, -.leaflet-tile-container, -.leaflet-pane > svg, -.leaflet-pane > canvas, -.leaflet-zoom-box, -.leaflet-image-layer, -.leaflet-layer { - position: absolute; - left: 0; - top: 0; - } -.leaflet-container { - overflow: hidden; - } -.leaflet-tile, -.leaflet-marker-icon, -.leaflet-marker-shadow { - -webkit-user-select: none; - -moz-user-select: none; - user-select: none; - -webkit-user-drag: none; - } -/* Safari renders non-retina tile on retina better with this, but Chrome is worse */ -.leaflet-safari .leaflet-tile { - image-rendering: -webkit-optimize-contrast; - } -/* hack that prevents hw layers "stretching" when loading new tiles */ -.leaflet-safari .leaflet-tile-container { - width: 1600px; - height: 1600px; - -webkit-transform-origin: 0 0; - } -.leaflet-marker-icon, -.leaflet-marker-shadow { - display: block; - } -/* .leaflet-container svg: reset svg max-width decleration shipped in Joomla! (joomla.org) 3.x */ -/* .leaflet-container img: map is broken in FF if you have max-width: 100% on tiles */ -.leaflet-container .leaflet-overlay-pane svg, -.leaflet-container .leaflet-marker-pane img, -.leaflet-container .leaflet-shadow-pane img, -.leaflet-container .leaflet-tile-pane img, -.leaflet-container img.leaflet-image-layer { - max-width: none !important; - } - -.leaflet-container.leaflet-touch-zoom { - -ms-touch-action: pan-x pan-y; - touch-action: pan-x pan-y; - } -.leaflet-container.leaflet-touch-drag { - -ms-touch-action: pinch-zoom; - } -.leaflet-container.leaflet-touch-drag.leaflet-touch-zoom { - -ms-touch-action: none; - touch-action: none; -} -.leaflet-tile { - filter: inherit; - visibility: hidden; - } -.leaflet-tile-loaded { - visibility: inherit; - } -.leaflet-zoom-box { - width: 0; - height: 0; - -moz-box-sizing: border-box; - box-sizing: border-box; - z-index: 800; - } -/* workaround for https://bugzilla.mozilla.org/show_bug.cgi?id=888319 */ -.leaflet-overlay-pane svg { - -moz-user-select: none; - } - -.leaflet-pane { z-index: 400; } - -.leaflet-tile-pane { z-index: 200; } -.leaflet-overlay-pane { z-index: 400; } -.leaflet-shadow-pane { z-index: 500; } -.leaflet-marker-pane { z-index: 600; } -.leaflet-tooltip-pane { z-index: 650; } -.leaflet-popup-pane { z-index: 700; } - -.leaflet-map-pane canvas { z-index: 100; } -.leaflet-map-pane svg { z-index: 200; } - -.leaflet-vml-shape { - width: 1px; - height: 1px; - } -.lvml { - behavior: url(#default#VML); - display: inline-block; - position: absolute; - } - - -/* control positioning */ - -.leaflet-control { - position: relative; - z-index: 800; - pointer-events: visiblePainted; /* IE 9-10 doesn't have auto */ - pointer-events: auto; - } -.leaflet-top, -.leaflet-bottom { - position: absolute; - z-index: 1000; - pointer-events: none; - } -.leaflet-top { - top: 0; - } -.leaflet-right { - right: 0; - } -.leaflet-bottom { - bottom: 0; - } -.leaflet-left { - left: 0; - } -.leaflet-control { - float: left; - clear: both; - } -.leaflet-right .leaflet-control { - float: right; - } -.leaflet-top .leaflet-control { - margin-top: 10px; - } -.leaflet-bottom .leaflet-control { - margin-bottom: 10px; - } -.leaflet-left .leaflet-control { - margin-left: 10px; - } -.leaflet-right .leaflet-control { - margin-right: 10px; - } - - -/* zoom and fade animations */ - -.leaflet-fade-anim .leaflet-tile { - will-change: opacity; - } -.leaflet-fade-anim .leaflet-popup { - opacity: 0; - -webkit-transition: opacity 0.2s linear; - -moz-transition: opacity 0.2s linear; - -o-transition: opacity 0.2s linear; - transition: opacity 0.2s linear; - } -.leaflet-fade-anim .leaflet-map-pane .leaflet-popup { - opacity: 1; - } -.leaflet-zoom-animated { - -webkit-transform-origin: 0 0; - -ms-transform-origin: 0 0; - transform-origin: 0 0; - } -.leaflet-zoom-anim .leaflet-zoom-animated { - will-change: transform; - } -.leaflet-zoom-anim .leaflet-zoom-animated { - -webkit-transition: -webkit-transform 0.25s cubic-bezier(0,0,0.25,1); - -moz-transition: -moz-transform 0.25s cubic-bezier(0,0,0.25,1); - -o-transition: -o-transform 0.25s cubic-bezier(0,0,0.25,1); - transition: transform 0.25s cubic-bezier(0,0,0.25,1); - } -.leaflet-zoom-anim .leaflet-tile, -.leaflet-pan-anim .leaflet-tile { - -webkit-transition: none; - -moz-transition: none; - -o-transition: none; - transition: none; - } - -.leaflet-zoom-anim .leaflet-zoom-hide { - visibility: hidden; - } - - -/* cursors */ - -.leaflet-interactive { - cursor: pointer; - } -.leaflet-grab { - cursor: -webkit-grab; - cursor: -moz-grab; - } -.leaflet-crosshair, -.leaflet-crosshair .leaflet-interactive { - cursor: crosshair; - } -.leaflet-popup-pane, -.leaflet-control { - cursor: auto; - } -.leaflet-dragging .leaflet-grab, -.leaflet-dragging .leaflet-grab .leaflet-interactive, -.leaflet-dragging .leaflet-marker-draggable { - cursor: move; - cursor: -webkit-grabbing; - cursor: -moz-grabbing; - } - -/* marker & overlays interactivity */ -.leaflet-marker-icon, -.leaflet-marker-shadow, -.leaflet-image-layer, -.leaflet-pane > svg path, -.leaflet-tile-container { - pointer-events: none; - } - -.leaflet-marker-icon.leaflet-interactive, -.leaflet-image-layer.leaflet-interactive, -.leaflet-pane > svg path.leaflet-interactive { - pointer-events: visiblePainted; /* IE 9-10 doesn't have auto */ - pointer-events: auto; - } - -/* visual tweaks */ - -.leaflet-container { - background: #ddd; - outline: 0; - } -.leaflet-container a { - color: #0078A8; - } -.leaflet-container a.leaflet-active { - outline: 2px solid orange; - } -.leaflet-zoom-box { - border: 2px dotted #38f; - background: rgba(255,255,255,0.5); - } - - -/* general typography */ -.leaflet-container { - font: 12px/1.5 "Helvetica Neue", Arial, Helvetica, sans-serif; - } - - -/* general toolbar styles */ - -.leaflet-bar { - box-shadow: 0 1px 5px rgba(0,0,0,0.65); - border-radius: 4px; - } -.leaflet-bar a, -.leaflet-bar a:hover { - background-color: #fff; - border-bottom: 1px solid #ccc; - width: 26px; - height: 26px; - line-height: 26px; - display: block; - text-align: center; - text-decoration: none; - color: black; - } -.leaflet-bar a, -.leaflet-control-layers-toggle { - background-position: 50% 50%; - background-repeat: no-repeat; - display: block; - } -.leaflet-bar a:hover { - background-color: #f4f4f4; - } -.leaflet-bar a:first-child { - border-top-left-radius: 4px; - border-top-right-radius: 4px; - } -.leaflet-bar a:last-child { - border-bottom-left-radius: 4px; - border-bottom-right-radius: 4px; - border-bottom: none; - } -.leaflet-bar a.leaflet-disabled { - cursor: default; - background-color: #f4f4f4; - color: #bbb; - } - -.leaflet-touch .leaflet-bar a { - width: 30px; - height: 30px; - line-height: 30px; - } - - -/* zoom control */ - -.leaflet-control-zoom-in, -.leaflet-control-zoom-out { - font: bold 18px 'Lucida Console', Monaco, monospace; - text-indent: 1px; - } -.leaflet-control-zoom-out { - font-size: 20px; - } - -.leaflet-touch .leaflet-control-zoom-in { - font-size: 22px; - } -.leaflet-touch .leaflet-control-zoom-out { - font-size: 24px; - } - - -/* layers control */ - -.leaflet-control-layers { - box-shadow: 0 1px 5px rgba(0,0,0,0.4); - background: #fff; - border-radius: 5px; - } -.leaflet-control-layers-toggle { - background-image: url(images/layers.png); - width: 36px; - height: 36px; - } -.leaflet-retina .leaflet-control-layers-toggle { - background-image: url(images/layers-2x.png); - background-size: 26px 26px; - } -.leaflet-touch .leaflet-control-layers-toggle { - width: 44px; - height: 44px; - } -.leaflet-control-layers .leaflet-control-layers-list, -.leaflet-control-layers-expanded .leaflet-control-layers-toggle { - display: none; - } -.leaflet-control-layers-expanded .leaflet-control-layers-list { - display: block; - position: relative; - } -.leaflet-control-layers-expanded { - padding: 6px 10px 6px 6px; - color: #333; - background: #fff; - } -.leaflet-control-layers-scrollbar { - overflow-y: scroll; - padding-right: 5px; - } -.leaflet-control-layers-selector { - margin-top: 2px; - position: relative; - top: 1px; - } -.leaflet-control-layers label { - display: block; - } -.leaflet-control-layers-separator { - height: 0; - border-top: 1px solid #ddd; - margin: 5px -10px 5px -6px; - } - -/* Default icon URLs */ -.leaflet-default-icon-path { - background-image: url(images/marker-icon.png); - } - - -/* attribution and scale controls */ - -.leaflet-container .leaflet-control-attribution { - background: #fff; - background: rgba(255, 255, 255, 0.7); - margin: 0; - } -.leaflet-control-attribution, -.leaflet-control-scale-line { - padding: 0 5px; - color: #333; - } -.leaflet-control-attribution a { - text-decoration: none; - } -.leaflet-control-attribution a:hover { - text-decoration: underline; - } -.leaflet-container .leaflet-control-attribution, -.leaflet-container .leaflet-control-scale { - font-size: 11px; - } -.leaflet-left .leaflet-control-scale { - margin-left: 5px; - } -.leaflet-bottom .leaflet-control-scale { - margin-bottom: 5px; - } -.leaflet-control-scale-line { - border: 2px solid #777; - border-top: none; - line-height: 1.1; - padding: 2px 5px 1px; - font-size: 11px; - white-space: nowrap; - overflow: hidden; - -moz-box-sizing: border-box; - box-sizing: border-box; - - background: #fff; - background: rgba(255, 255, 255, 0.5); - } -.leaflet-control-scale-line:not(:first-child) { - border-top: 2px solid #777; - border-bottom: none; - margin-top: -2px; - } -.leaflet-control-scale-line:not(:first-child):not(:last-child) { - border-bottom: 2px solid #777; - } - -.leaflet-touch .leaflet-control-attribution, -.leaflet-touch .leaflet-control-layers, -.leaflet-touch .leaflet-bar { - box-shadow: none; - } -.leaflet-touch .leaflet-control-layers, -.leaflet-touch .leaflet-bar { - border: 2px solid rgba(0,0,0,0.2); - background-clip: padding-box; - } - - -/* popup */ - -.leaflet-popup { - position: absolute; - text-align: center; - margin-bottom: 20px; - } -.leaflet-popup-content-wrapper { - padding: 1px; - text-align: left; - border-radius: 12px; - } -.leaflet-popup-content { - margin: 13px 19px; - line-height: 1.4; - } -.leaflet-popup-content p { - margin: 18px 0; - } -.leaflet-popup-tip-container { - width: 40px; - height: 20px; - position: absolute; - left: 50%; - margin-left: -20px; - overflow: hidden; - pointer-events: none; - } -.leaflet-popup-tip { - width: 17px; - height: 17px; - padding: 1px; - - margin: -10px auto 0; - - -webkit-transform: rotate(45deg); - -moz-transform: rotate(45deg); - -ms-transform: rotate(45deg); - -o-transform: rotate(45deg); - transform: rotate(45deg); - } -.leaflet-popup-content-wrapper, -.leaflet-popup-tip { - background: white; - color: #333; - box-shadow: 0 3px 14px rgba(0,0,0,0.4); - } -.leaflet-container a.leaflet-popup-close-button { - position: absolute; - top: 0; - right: 0; - padding: 4px 4px 0 0; - border: none; - text-align: center; - width: 18px; - height: 14px; - font: 16px/14px Tahoma, Verdana, sans-serif; - color: #c3c3c3; - text-decoration: none; - font-weight: bold; - background: transparent; - } -.leaflet-container a.leaflet-popup-close-button:hover { - color: #999; - } -.leaflet-popup-scrolled { - overflow: auto; - border-bottom: 1px solid #ddd; - border-top: 1px solid #ddd; - } - -.leaflet-oldie .leaflet-popup-content-wrapper { - zoom: 1; - } -.leaflet-oldie .leaflet-popup-tip { - width: 24px; - margin: 0 auto; - - -ms-filter: "progid:DXImageTransform.Microsoft.Matrix(M11=0.70710678, M12=0.70710678, M21=-0.70710678, M22=0.70710678)"; - filter: progid:DXImageTransform.Microsoft.Matrix(M11=0.70710678, M12=0.70710678, M21=-0.70710678, M22=0.70710678); - } -.leaflet-oldie .leaflet-popup-tip-container { - margin-top: -1px; - } - -.leaflet-oldie .leaflet-control-zoom, -.leaflet-oldie .leaflet-control-layers, -.leaflet-oldie .leaflet-popup-content-wrapper, -.leaflet-oldie .leaflet-popup-tip { - border: 1px solid #999; - } - - -/* div icon */ - -.leaflet-div-icon { - background: #fff; - border: 1px solid #666; - } - - -/* Tooltip */ -/* Base styles for the element that has a tooltip */ -.leaflet-tooltip { - position: absolute; - padding: 6px; - background-color: #fff; - border: 1px solid #fff; - border-radius: 3px; - color: #222; - white-space: nowrap; - -webkit-user-select: none; - -moz-user-select: none; - -ms-user-select: none; - user-select: none; - pointer-events: none; - box-shadow: 0 1px 3px rgba(0,0,0,0.4); - } -.leaflet-tooltip.leaflet-clickable { - cursor: pointer; - pointer-events: auto; - } -.leaflet-tooltip-top:before, -.leaflet-tooltip-bottom:before, -.leaflet-tooltip-left:before, -.leaflet-tooltip-right:before { - position: absolute; - pointer-events: none; - border: 6px solid transparent; - background: transparent; - content: ""; - } - -/* Directions */ - -.leaflet-tooltip-bottom { - margin-top: 6px; -} -.leaflet-tooltip-top { - margin-top: -6px; -} -.leaflet-tooltip-bottom:before, -.leaflet-tooltip-top:before { - left: 50%; - margin-left: -6px; - } -.leaflet-tooltip-top:before { - bottom: 0; - margin-bottom: -12px; - border-top-color: #fff; - } -.leaflet-tooltip-bottom:before { - top: 0; - margin-top: -12px; - margin-left: -6px; - border-bottom-color: #fff; - } -.leaflet-tooltip-left { - margin-left: -6px; -} -.leaflet-tooltip-right { - margin-left: 6px; -} -.leaflet-tooltip-left:before, -.leaflet-tooltip-right:before { - top: 50%; - margin-top: -6px; - } -.leaflet-tooltip-left:before { - right: 0; - margin-right: -12px; - border-left-color: #fff; - } -.leaflet-tooltip-right:before { - left: 0; - margin-left: -12px; - border-right-color: #fff; - } +/* required styles */ + +.leaflet-pane, +.leaflet-tile, +.leaflet-marker-icon, +.leaflet-marker-shadow, +.leaflet-tile-container, +.leaflet-pane > svg, +.leaflet-pane > canvas, +.leaflet-zoom-box, +.leaflet-image-layer, +.leaflet-layer { + position: absolute; + left: 0; + top: 0; + } +.leaflet-container { + overflow: hidden; + } +.leaflet-tile, +.leaflet-marker-icon, +.leaflet-marker-shadow { + -webkit-user-select: none; + -moz-user-select: none; + user-select: none; + -webkit-user-drag: none; + } +/* Safari renders non-retina tile on retina better with this, but Chrome is worse */ +.leaflet-safari .leaflet-tile { + image-rendering: -webkit-optimize-contrast; + } +/* hack that prevents hw layers "stretching" when loading new tiles */ +.leaflet-safari .leaflet-tile-container { + width: 1600px; + height: 1600px; + -webkit-transform-origin: 0 0; + } +.leaflet-marker-icon, +.leaflet-marker-shadow { + display: block; + } +/* .leaflet-container svg: reset svg max-width decleration shipped in Joomla! (joomla.org) 3.x */ +/* .leaflet-container img: map is broken in FF if you have max-width: 100% on tiles */ +.leaflet-container .leaflet-overlay-pane svg, +.leaflet-container .leaflet-marker-pane img, +.leaflet-container .leaflet-shadow-pane img, +.leaflet-container .leaflet-tile-pane img, +.leaflet-container img.leaflet-image-layer { + max-width: none !important; + } + +.leaflet-container.leaflet-touch-zoom { + -ms-touch-action: pan-x pan-y; + touch-action: pan-x pan-y; + } +.leaflet-container.leaflet-touch-drag { + -ms-touch-action: pinch-zoom; + } +.leaflet-container.leaflet-touch-drag.leaflet-touch-zoom { + -ms-touch-action: none; + touch-action: none; +} +.leaflet-tile { + filter: inherit; + visibility: hidden; + } +.leaflet-tile-loaded { + visibility: inherit; + } +.leaflet-zoom-box { + width: 0; + height: 0; + -moz-box-sizing: border-box; + box-sizing: border-box; + z-index: 800; + } +/* workaround for https://bugzilla.mozilla.org/show_bug.cgi?id=888319 */ +.leaflet-overlay-pane svg { + -moz-user-select: none; + } + +.leaflet-pane { z-index: 400; } + +.leaflet-tile-pane { z-index: 200; } +.leaflet-overlay-pane { z-index: 400; } +.leaflet-shadow-pane { z-index: 500; } +.leaflet-marker-pane { z-index: 600; } +.leaflet-tooltip-pane { z-index: 650; } +.leaflet-popup-pane { z-index: 700; } + +.leaflet-map-pane canvas { z-index: 100; } +.leaflet-map-pane svg { z-index: 200; } + +.leaflet-vml-shape { + width: 1px; + height: 1px; + } +.lvml { + behavior: url(#default#VML); + display: inline-block; + position: absolute; + } + + +/* control positioning */ + +.leaflet-control { + position: relative; + z-index: 800; + pointer-events: visiblePainted; /* IE 9-10 doesn't have auto */ + pointer-events: auto; + } +.leaflet-top, +.leaflet-bottom { + position: absolute; + z-index: 1000; + pointer-events: none; + } +.leaflet-top { + top: 0; + } +.leaflet-right { + right: 0; + } +.leaflet-bottom { + bottom: 0; + } +.leaflet-left { + left: 0; + } +.leaflet-control { + float: left; + clear: both; + } +.leaflet-right .leaflet-control { + float: right; + } +.leaflet-top .leaflet-control { + margin-top: 10px; + } +.leaflet-bottom .leaflet-control { + margin-bottom: 10px; + } +.leaflet-left .leaflet-control { + margin-left: 10px; + } +.leaflet-right .leaflet-control { + margin-right: 10px; + } + + +/* zoom and fade animations */ + +.leaflet-fade-anim .leaflet-tile { + will-change: opacity; + } +.leaflet-fade-anim .leaflet-popup { + opacity: 0; + -webkit-transition: opacity 0.2s linear; + -moz-transition: opacity 0.2s linear; + -o-transition: opacity 0.2s linear; + transition: opacity 0.2s linear; + } +.leaflet-fade-anim .leaflet-map-pane .leaflet-popup { + opacity: 1; + } +.leaflet-zoom-animated { + -webkit-transform-origin: 0 0; + -ms-transform-origin: 0 0; + transform-origin: 0 0; + } +.leaflet-zoom-anim .leaflet-zoom-animated { + will-change: transform; + } +.leaflet-zoom-anim .leaflet-zoom-animated { + -webkit-transition: -webkit-transform 0.25s cubic-bezier(0,0,0.25,1); + -moz-transition: -moz-transform 0.25s cubic-bezier(0,0,0.25,1); + -o-transition: -o-transform 0.25s cubic-bezier(0,0,0.25,1); + transition: transform 0.25s cubic-bezier(0,0,0.25,1); + } +.leaflet-zoom-anim .leaflet-tile, +.leaflet-pan-anim .leaflet-tile { + -webkit-transition: none; + -moz-transition: none; + -o-transition: none; + transition: none; + } + +.leaflet-zoom-anim .leaflet-zoom-hide { + visibility: hidden; + } + + +/* cursors */ + +.leaflet-interactive { + cursor: pointer; + } +.leaflet-grab { + cursor: -webkit-grab; + cursor: -moz-grab; + } +.leaflet-crosshair, +.leaflet-crosshair .leaflet-interactive { + cursor: crosshair; + } +.leaflet-popup-pane, +.leaflet-control { + cursor: auto; + } +.leaflet-dragging .leaflet-grab, +.leaflet-dragging .leaflet-grab .leaflet-interactive, +.leaflet-dragging .leaflet-marker-draggable { + cursor: move; + cursor: -webkit-grabbing; + cursor: -moz-grabbing; + } + +/* marker & overlays interactivity */ +.leaflet-marker-icon, +.leaflet-marker-shadow, +.leaflet-image-layer, +.leaflet-pane > svg path, +.leaflet-tile-container { + pointer-events: none; + } + +.leaflet-marker-icon.leaflet-interactive, +.leaflet-image-layer.leaflet-interactive, +.leaflet-pane > svg path.leaflet-interactive { + pointer-events: visiblePainted; /* IE 9-10 doesn't have auto */ + pointer-events: auto; + } + +/* visual tweaks */ + +.leaflet-container { + background: #ddd; + outline: 0; + } +.leaflet-container a { + color: #0078A8; + } +.leaflet-container a.leaflet-active { + outline: 2px solid orange; + } +.leaflet-zoom-box { + border: 2px dotted #38f; + background: rgba(255,255,255,0.5); + } + + +/* general typography */ +.leaflet-container { + font: 12px/1.5 "Helvetica Neue", Arial, Helvetica, sans-serif; + } + + +/* general toolbar styles */ + +.leaflet-bar { + box-shadow: 0 1px 5px rgba(0,0,0,0.65); + border-radius: 4px; + } +.leaflet-bar a, +.leaflet-bar a:hover { + background-color: #fff; + border-bottom: 1px solid #ccc; + width: 26px; + height: 26px; + line-height: 26px; + display: block; + text-align: center; + text-decoration: none; + color: black; + } +.leaflet-bar a, +.leaflet-control-layers-toggle { + background-position: 50% 50%; + background-repeat: no-repeat; + display: block; + } +.leaflet-bar a:hover { + background-color: #f4f4f4; + } +.leaflet-bar a:first-child { + border-top-left-radius: 4px; + border-top-right-radius: 4px; + } +.leaflet-bar a:last-child { + border-bottom-left-radius: 4px; + border-bottom-right-radius: 4px; + border-bottom: none; + } +.leaflet-bar a.leaflet-disabled { + cursor: default; + background-color: #f4f4f4; + color: #bbb; + } + +.leaflet-touch .leaflet-bar a { + width: 30px; + height: 30px; + line-height: 30px; + } + + +/* zoom control */ + +.leaflet-control-zoom-in, +.leaflet-control-zoom-out { + font: bold 18px 'Lucida Console', Monaco, monospace; + text-indent: 1px; + } +.leaflet-control-zoom-out { + font-size: 20px; + } + +.leaflet-touch .leaflet-control-zoom-in { + font-size: 22px; + } +.leaflet-touch .leaflet-control-zoom-out { + font-size: 24px; + } + + +/* layers control */ + +.leaflet-control-layers { + box-shadow: 0 1px 5px rgba(0,0,0,0.4); + background: #fff; + border-radius: 5px; + } +.leaflet-control-layers-toggle { + background-image: url(images/layers.png); + width: 36px; + height: 36px; + } +.leaflet-retina .leaflet-control-layers-toggle { + background-image: url(images/layers-2x.png); + background-size: 26px 26px; + } +.leaflet-touch .leaflet-control-layers-toggle { + width: 44px; + height: 44px; + } +.leaflet-control-layers .leaflet-control-layers-list, +.leaflet-control-layers-expanded .leaflet-control-layers-toggle { + display: none; + } +.leaflet-control-layers-expanded .leaflet-control-layers-list { + display: block; + position: relative; + } +.leaflet-control-layers-expanded { + padding: 6px 10px 6px 6px; + color: #333; + background: #fff; + } +.leaflet-control-layers-scrollbar { + overflow-y: scroll; + padding-right: 5px; + } +.leaflet-control-layers-selector { + margin-top: 2px; + position: relative; + top: 1px; + } +.leaflet-control-layers label { + display: block; + } +.leaflet-control-layers-separator { + height: 0; + border-top: 1px solid #ddd; + margin: 5px -10px 5px -6px; + } + +/* Default icon URLs */ +.leaflet-default-icon-path { + background-image: url(images/marker-icon.png); + } + + +/* attribution and scale controls */ + +.leaflet-container .leaflet-control-attribution { + background: #fff; + background: rgba(255, 255, 255, 0.7); + margin: 0; + } +.leaflet-control-attribution, +.leaflet-control-scale-line { + padding: 0 5px; + color: #333; + } +.leaflet-control-attribution a { + text-decoration: none; + } +.leaflet-control-attribution a:hover { + text-decoration: underline; + } +.leaflet-container .leaflet-control-attribution, +.leaflet-container .leaflet-control-scale { + font-size: 11px; + } +.leaflet-left .leaflet-control-scale { + margin-left: 5px; + } +.leaflet-bottom .leaflet-control-scale { + margin-bottom: 5px; + } +.leaflet-control-scale-line { + border: 2px solid #777; + border-top: none; + line-height: 1.1; + padding: 2px 5px 1px; + font-size: 11px; + white-space: nowrap; + overflow: hidden; + -moz-box-sizing: border-box; + box-sizing: border-box; + + background: #fff; + background: rgba(255, 255, 255, 0.5); + } +.leaflet-control-scale-line:not(:first-child) { + border-top: 2px solid #777; + border-bottom: none; + margin-top: -2px; + } +.leaflet-control-scale-line:not(:first-child):not(:last-child) { + border-bottom: 2px solid #777; + } + +.leaflet-touch .leaflet-control-attribution, +.leaflet-touch .leaflet-control-layers, +.leaflet-touch .leaflet-bar { + box-shadow: none; + } +.leaflet-touch .leaflet-control-layers, +.leaflet-touch .leaflet-bar { + border: 2px solid rgba(0,0,0,0.2); + background-clip: padding-box; + } + + +/* popup */ + +.leaflet-popup { + position: absolute; + text-align: center; + margin-bottom: 20px; + } +.leaflet-popup-content-wrapper { + padding: 1px; + text-align: left; + border-radius: 12px; + } +.leaflet-popup-content { + margin: 13px 19px; + line-height: 1.4; + } +.leaflet-popup-content p { + margin: 18px 0; + } +.leaflet-popup-tip-container { + width: 40px; + height: 20px; + position: absolute; + left: 50%; + margin-left: -20px; + overflow: hidden; + pointer-events: none; + } +.leaflet-popup-tip { + width: 17px; + height: 17px; + padding: 1px; + + margin: -10px auto 0; + + -webkit-transform: rotate(45deg); + -moz-transform: rotate(45deg); + -ms-transform: rotate(45deg); + -o-transform: rotate(45deg); + transform: rotate(45deg); + } +.leaflet-popup-content-wrapper, +.leaflet-popup-tip { + background: white; + color: #333; + box-shadow: 0 3px 14px rgba(0,0,0,0.4); + } +.leaflet-container a.leaflet-popup-close-button { + position: absolute; + top: 0; + right: 0; + padding: 4px 4px 0 0; + border: none; + text-align: center; + width: 18px; + height: 14px; + font: 16px/14px Tahoma, Verdana, sans-serif; + color: #c3c3c3; + text-decoration: none; + font-weight: bold; + background: transparent; + } +.leaflet-container a.leaflet-popup-close-button:hover { + color: #999; + } +.leaflet-popup-scrolled { + overflow: auto; + border-bottom: 1px solid #ddd; + border-top: 1px solid #ddd; + } + +.leaflet-oldie .leaflet-popup-content-wrapper { + zoom: 1; + } +.leaflet-oldie .leaflet-popup-tip { + width: 24px; + margin: 0 auto; + + -ms-filter: "progid:DXImageTransform.Microsoft.Matrix(M11=0.70710678, M12=0.70710678, M21=-0.70710678, M22=0.70710678)"; + filter: progid:DXImageTransform.Microsoft.Matrix(M11=0.70710678, M12=0.70710678, M21=-0.70710678, M22=0.70710678); + } +.leaflet-oldie .leaflet-popup-tip-container { + margin-top: -1px; + } + +.leaflet-oldie .leaflet-control-zoom, +.leaflet-oldie .leaflet-control-layers, +.leaflet-oldie .leaflet-popup-content-wrapper, +.leaflet-oldie .leaflet-popup-tip { + border: 1px solid #999; + } + + +/* div icon */ + +.leaflet-div-icon { + background: #fff; + border: 1px solid #666; + } + + +/* Tooltip */ +/* Base styles for the element that has a tooltip */ +.leaflet-tooltip { + position: absolute; + padding: 6px; + background-color: #fff; + border: 1px solid #fff; + border-radius: 3px; + color: #222; + white-space: nowrap; + -webkit-user-select: none; + -moz-user-select: none; + -ms-user-select: none; + user-select: none; + pointer-events: none; + box-shadow: 0 1px 3px rgba(0,0,0,0.4); + } +.leaflet-tooltip.leaflet-clickable { + cursor: pointer; + pointer-events: auto; + } +.leaflet-tooltip-top:before, +.leaflet-tooltip-bottom:before, +.leaflet-tooltip-left:before, +.leaflet-tooltip-right:before { + position: absolute; + pointer-events: none; + border: 6px solid transparent; + background: transparent; + content: ""; + } + +/* Directions */ + +.leaflet-tooltip-bottom { + margin-top: 6px; +} +.leaflet-tooltip-top { + margin-top: -6px; +} +.leaflet-tooltip-bottom:before, +.leaflet-tooltip-top:before { + left: 50%; + margin-left: -6px; + } +.leaflet-tooltip-top:before { + bottom: 0; + margin-bottom: -12px; + border-top-color: #fff; + } +.leaflet-tooltip-bottom:before { + top: 0; + margin-top: -12px; + margin-left: -6px; + border-bottom-color: #fff; + } +.leaflet-tooltip-left { + margin-left: -6px; +} +.leaflet-tooltip-right { + margin-left: 6px; +} +.leaflet-tooltip-left:before, +.leaflet-tooltip-right:before { + top: 50%; + margin-top: -6px; + } +.leaflet-tooltip-left:before { + right: 0; + margin-right: -12px; + border-left-color: #fff; + } +.leaflet-tooltip-right:before { + left: 0; + margin-left: -12px; + border-right-color: #fff; + } diff --git a/static/leaflet/leaflet.ie.css b/static/leaflet/leaflet.ie.css index f3daf1f3..14b84b69 100644 --- a/static/leaflet/leaflet.ie.css +++ b/static/leaflet/leaflet.ie.css @@ -1,51 +1,51 @@ -.leaflet-vml-shape { - width: 1px; - height: 1px; - } -.lvml { - behavior: url(#default#VML); - display: inline-block; - position: absolute; - } - -.leaflet-control { - display: inline; - } - -.leaflet-popup-tip { - width: 21px; - _width: 27px; - margin: 0 auto; - _margin-top: -3px; - - filter: progid:DXImageTransform.Microsoft.Matrix(M11=0.70710678, M12=0.70710678, M21=-0.70710678, M22=0.70710678); - -ms-filter: "progid:DXImageTransform.Microsoft.Matrix(M11=0.70710678, M12=0.70710678, M21=-0.70710678, M22=0.70710678)"; - } -.leaflet-popup-tip-container { - margin-top: -1px; - } -.leaflet-popup-content-wrapper, .leaflet-popup-tip { - border: 1px solid #999; - } -.leaflet-popup-content-wrapper { - zoom: 1; - } - -.leaflet-control-zoom, -.leaflet-control-layers { - border: 3px solid #999; - } -.leaflet-control-layers-toggle { - } -.leaflet-control-attribution, -.leaflet-control-layers, -.leaflet-control-scale-line { - background: white; - } -.leaflet-zoom-box { - filter: alpha(opacity=50); - } -.leaflet-control-attribution { - border-top: 1px solid #bbb; - border-left: 1px solid #bbb; - } +.leaflet-vml-shape { + width: 1px; + height: 1px; + } +.lvml { + behavior: url(#default#VML); + display: inline-block; + position: absolute; + } + +.leaflet-control { + display: inline; + } + +.leaflet-popup-tip { + width: 21px; + _width: 27px; + margin: 0 auto; + _margin-top: -3px; + + filter: progid:DXImageTransform.Microsoft.Matrix(M11=0.70710678, M12=0.70710678, M21=-0.70710678, M22=0.70710678); + -ms-filter: "progid:DXImageTransform.Microsoft.Matrix(M11=0.70710678, M12=0.70710678, M21=-0.70710678, M22=0.70710678)"; + } +.leaflet-popup-tip-container { + margin-top: -1px; + } +.leaflet-popup-content-wrapper, .leaflet-popup-tip { + border: 1px solid #999; + } +.leaflet-popup-content-wrapper { + zoom: 1; + } + +.leaflet-control-zoom, +.leaflet-control-layers { + border: 3px solid #999; + } +.leaflet-control-layers-toggle { + } +.leaflet-control-attribution, +.leaflet-control-layers, +.leaflet-control-scale-line { + background: white; + } +.leaflet-zoom-box { + filter: alpha(opacity=50); + } +.leaflet-control-attribution { + border-top: 1px solid #bbb; + border-left: 1px solid #bbb; + } diff --git a/static/leaflet/proj4js.js b/static/leaflet/proj4js.js index a55fa5ad..7bdb0370 100644 --- a/static/leaflet/proj4js.js +++ b/static/leaflet/proj4js.js @@ -1,36 +1,36 @@ -/* - proj4js.js -- Javascript reprojection library. - - Authors: Mike Adair madairATdmsolutions.ca - Richard Greenwood richATgreenwoodmap.com - Didier Richard didier.richardATign.fr - Stephen Irons stephen.ironsATclear.net.nz - Olivier Terral oterralATgmail.com - - License: - Copyright (c) 2012, Mike Adair, Richard Greenwood, Didier Richard, - Stephen Irons and Olivier Terral - - Permission is hereby granted, free of charge, to any person obtaining a - copy of this software and associated documentation files (the "Software"), - to deal in the Software without restriction, including without limitation - the rights to use, copy, modify, merge, publish, distribute, sublicense, - and/or sell copies of the Software, and to permit persons to whom the - Software is furnished to do so, subject to the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - DEALINGS IN THE SOFTWARE. - - Note: This program is an almost direct port of the C library PROJ.4. -*/ +/* + proj4js.js -- Javascript reprojection library. + + Authors: Mike Adair madairATdmsolutions.ca + Richard Greenwood richATgreenwoodmap.com + Didier Richard didier.richardATign.fr + Stephen Irons stephen.ironsATclear.net.nz + Olivier Terral oterralATgmail.com + + License: + Copyright (c) 2012, Mike Adair, Richard Greenwood, Didier Richard, + Stephen Irons and Olivier Terral + + Permission is hereby granted, free of charge, to any person obtaining a + copy of this software and associated documentation files (the "Software"), + to deal in the Software without restriction, including without limitation + the rights to use, copy, modify, merge, publish, distribute, sublicense, + and/or sell copies of the Software, and to permit persons to whom the + Software is furnished to do so, subject to the following conditions: + + The above copyright notice and this permission notice shall be included + in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + DEALINGS IN THE SOFTWARE. + + Note: This program is an almost direct port of the C library PROJ.4. +*/ var Proj4js={defaultDatum:"WGS84",transform:function(a,c,b){if(!a.readyToUse)return this.reportError("Proj4js initialization for:"+a.srsCode+" not yet complete"),b;if(!c.readyToUse)return this.reportError("Proj4js initialization for:"+c.srsCode+" not yet complete"),b;if(a.datum&&c.datum&&((a.datum.datum_type==Proj4js.common.PJD_3PARAM||a.datum.datum_type==Proj4js.common.PJD_7PARAM)&&"WGS84"!=c.datumCode||(c.datum.datum_type==Proj4js.common.PJD_3PARAM||c.datum.datum_type==Proj4js.common.PJD_7PARAM)&& "WGS84"!=a.datumCode)){var d=Proj4js.WGS84;this.transform(a,d,b);a=d}"enu"!=a.axis&&this.adjust_axis(a,!1,b);"longlat"==a.projName?(b.x*=Proj4js.common.D2R,b.y*=Proj4js.common.D2R):(a.to_meter&&(b.x*=a.to_meter,b.y*=a.to_meter),a.inverse(b));a.from_greenwich&&(b.x+=a.from_greenwich);b=this.datum_transform(a.datum,c.datum,b);c.from_greenwich&&(b.x-=c.from_greenwich);"longlat"==c.projName?(b.x*=Proj4js.common.R2D,b.y*=Proj4js.common.R2D):(c.forward(b),c.to_meter&&(b.x/=c.to_meter,b.y/=c.to_meter)); "enu"!=c.axis&&this.adjust_axis(c,!0,b);return b},datum_transform:function(a,c,b){if(a.compare_datums(c)||a.datum_type==Proj4js.common.PJD_NODATUM||c.datum_type==Proj4js.common.PJD_NODATUM)return b;if(a.es!=c.es||a.a!=c.a||a.datum_type==Proj4js.common.PJD_3PARAM||a.datum_type==Proj4js.common.PJD_7PARAM||c.datum_type==Proj4js.common.PJD_3PARAM||c.datum_type==Proj4js.common.PJD_7PARAM)a.geodetic_to_geocentric(b),(a.datum_type==Proj4js.common.PJD_3PARAM||a.datum_type==Proj4js.common.PJD_7PARAM)&&a.geocentric_to_wgs84(b), diff --git a/static/leaflet/proj4leaflet.js b/static/leaflet/proj4leaflet.js index cb429214..0a550b09 100644 --- a/static/leaflet/proj4leaflet.js +++ b/static/leaflet/proj4leaflet.js @@ -1,263 +1,263 @@ -(function (factory) { - var L, proj4; - if (typeof define === 'function' && define.amd) { - // AMD - define(['leaflet', 'proj4'], factory); - } else if (typeof module === 'object' && typeof module.exports === "object") { - // Node/CommonJS - L = require('leaflet'); - proj4 = require('proj4'); - module.exports = factory(L, proj4); - } else { - // Browser globals - if (typeof window.L === 'undefined' || typeof window.proj4 === 'undefined') - throw 'Leaflet and proj4 must be loaded first'; - factory(window.L, window.proj4); - } -}(function (L, proj4) { - - L.Proj = {}; - - L.Proj._isProj4Obj = function(a) { - return (typeof a.inverse !== 'undefined' && - typeof a.forward !== 'undefined'); - }; - - L.Proj.Projection = L.Class.extend({ - initialize: function(code, def, bounds) { - var isP4 = L.Proj._isProj4Obj(code); - this._proj = isP4 ? code : this._projFromCodeDef(code, def); - this.bounds = isP4 ? def : bounds; - }, - - project: function (latlng) { - var point = this._proj.forward([latlng.lng, latlng.lat]); - return new L.Point(point[0], point[1]); - }, - - unproject: function (point, unbounded) { - var point2 = this._proj.inverse([point.x, point.y]); - return new L.LatLng(point2[1], point2[0], unbounded); - }, - - _projFromCodeDef: function(code, def) { - if (def) { - proj4.defs(code, def); - } else if (proj4.defs[code] === undefined) { - var urn = code.split(':'); - if (urn.length > 3) { - code = urn[urn.length - 3] + ':' + urn[urn.length - 1]; - } - if (proj4.defs[code] === undefined) { - throw 'No projection definition for code ' + code; - } - } - - return proj4(code); - } - }); - - L.Proj.CRS = L.Class.extend({ - includes: L.CRS, - - options: { - transformation: new L.Transformation(1, 0, -1, 0) - }, - - initialize: function(a, b, c) { - var code, - proj, - def, - options; - - if (L.Proj._isProj4Obj(a)) { - proj = a; - code = proj.srsCode; - options = b || {}; - - this.projection = new L.Proj.Projection(proj, options.bounds); - } else { - code = a; - def = b; - options = c || {}; - this.projection = new L.Proj.Projection(code, def, options.bounds); - } - - L.Util.setOptions(this, options); - this.code = code; - this.transformation = this.options.transformation; - - if (this.options.origin) { - this.transformation = - new L.Transformation(1, -this.options.origin[0], - -1, this.options.origin[1]); - } - - if (this.options.scales) { - this._scales = this.options.scales; - } else if (this.options.resolutions) { - this._scales = []; - for (var i = this.options.resolutions.length - 1; i >= 0; i--) { - if (this.options.resolutions[i]) { - this._scales[i] = 1 / this.options.resolutions[i]; - } - } - } - - this.infinite = !this.options.bounds; - - }, - - scale: function(zoom) { - var iZoom = Math.floor(zoom), - baseScale, - nextScale, - scaleDiff, - zDiff; - if (zoom === iZoom) { - return this._scales[zoom]; - } else { - // Non-integer zoom, interpolate - baseScale = this._scales[iZoom]; - nextScale = this._scales[iZoom + 1]; - scaleDiff = nextScale - baseScale; - zDiff = (zoom - iZoom); - return baseScale + scaleDiff * zDiff; - } - }, - - zoom: function(scale) { - // Find closest number in this._scales, down - var downScale = this._closestElement(this._scales, scale), - downZoom = this._scales.indexOf(downScale), - nextScale, - nextZoom, - scaleDiff; - // Check if scale is downScale => return array index - if (scale === downScale) { - return downZoom; - } - // Interpolate - nextZoom = downZoom + 1; - nextScale = this._scales[nextZoom]; - if (nextScale === undefined) { - return Infinity; - } - scaleDiff = nextScale - downScale; - return (scale - downScale) / scaleDiff + downZoom; - }, - - distance: L.CRS.Earth.distance, - - R: L.CRS.Earth.R, - - /* Get the closest lowest element in an array */ - _closestElement: function(array, element) { - var low; - for (var i = array.length; i--;) { - if (array[i] <= element && (low === undefined || low < array[i])) { - low = array[i]; - } - } - return low; - } - }); - - L.Proj.GeoJSON = L.GeoJSON.extend({ - initialize: function(geojson, options) { - this._callLevel = 0; - L.GeoJSON.prototype.initialize.call(this, geojson, options); - }, - - addData: function(geojson) { - var crs; - - if (geojson) { - if (geojson.crs && geojson.crs.type === 'name') { - crs = new L.Proj.CRS(geojson.crs.properties.name); - } else if (geojson.crs && geojson.crs.type) { - crs = new L.Proj.CRS(geojson.crs.type + ':' + geojson.crs.properties.code); - } - - if (crs !== undefined) { - this.options.coordsToLatLng = function(coords) { - var point = L.point(coords[0], coords[1]); - return crs.projection.unproject(point); - }; - } - } - - // Base class' addData might call us recursively, but - // CRS shouldn't be cleared in that case, since CRS applies - // to the whole GeoJSON, inluding sub-features. - this._callLevel++; - try { - L.GeoJSON.prototype.addData.call(this, geojson); - } finally { - this._callLevel--; - if (this._callLevel === 0) { - delete this.options.coordsToLatLng; - } - } - } - }); - - L.Proj.geoJson = function(geojson, options) { - return new L.Proj.GeoJSON(geojson, options); - }; - - L.Proj.ImageOverlay = L.ImageOverlay.extend({ - initialize: function (url, bounds, options) { - L.ImageOverlay.prototype.initialize.call(this, url, null, options); - this._projectedBounds = bounds; - }, - - // Danger ahead: Overriding internal methods in Leaflet. - // Decided to do this rather than making a copy of L.ImageOverlay - // and doing very tiny modifications to it. - // Future will tell if this was wise or not. - _animateZoom: function (event) { - var scale = this._map.getZoomScale(event.zoom); - var northWest = L.point(this._projectedBounds.min.x, this._projectedBounds.max.y); - var offset = this._projectedToNewLayerPoint(northWest, event.zoom, event.center); - - L.DomUtil.setTransform(this._image, offset, scale); - }, - - _reset: function () { - var zoom = this._map.getZoom(); - var pixelOrigin = this._map.getPixelOrigin(); - var bounds = L.bounds( - this._transform(this._projectedBounds.min, zoom)._subtract(pixelOrigin), - this._transform(this._projectedBounds.max, zoom)._subtract(pixelOrigin) - ); - var size = bounds.getSize(); - - L.DomUtil.setPosition(this._image, bounds.min); - this._image.style.width = size.x + 'px'; - this._image.style.height = size.y + 'px'; - }, - - _projectedToNewLayerPoint: function (point, zoom, center) { - var viewHalf = this._map.getSize()._divideBy(2); - var newTopLeft = this._map.project(center, zoom)._subtract(viewHalf)._round(); - var topLeft = newTopLeft.add(this._map._getMapPanePos()); - - return this._transform(point, zoom)._subtract(topLeft); - }, - - _transform: function (point, zoom) { - var crs = this._map.options.crs; - var transformation = crs.transformation; - var scale = crs.scale(zoom); - - return transformation.transform(point, scale); - } - }); - - L.Proj.imageOverlay = function (url, bounds, options) { - return new L.Proj.ImageOverlay(url, bounds, options); - }; - - return L.Proj; -})); +(function (factory) { + var L, proj4; + if (typeof define === 'function' && define.amd) { + // AMD + define(['leaflet', 'proj4'], factory); + } else if (typeof module === 'object' && typeof module.exports === "object") { + // Node/CommonJS + L = require('leaflet'); + proj4 = require('proj4'); + module.exports = factory(L, proj4); + } else { + // Browser globals + if (typeof window.L === 'undefined' || typeof window.proj4 === 'undefined') + throw 'Leaflet and proj4 must be loaded first'; + factory(window.L, window.proj4); + } +}(function (L, proj4) { + + L.Proj = {}; + + L.Proj._isProj4Obj = function(a) { + return (typeof a.inverse !== 'undefined' && + typeof a.forward !== 'undefined'); + }; + + L.Proj.Projection = L.Class.extend({ + initialize: function(code, def, bounds) { + var isP4 = L.Proj._isProj4Obj(code); + this._proj = isP4 ? code : this._projFromCodeDef(code, def); + this.bounds = isP4 ? def : bounds; + }, + + project: function (latlng) { + var point = this._proj.forward([latlng.lng, latlng.lat]); + return new L.Point(point[0], point[1]); + }, + + unproject: function (point, unbounded) { + var point2 = this._proj.inverse([point.x, point.y]); + return new L.LatLng(point2[1], point2[0], unbounded); + }, + + _projFromCodeDef: function(code, def) { + if (def) { + proj4.defs(code, def); + } else if (proj4.defs[code] === undefined) { + var urn = code.split(':'); + if (urn.length > 3) { + code = urn[urn.length - 3] + ':' + urn[urn.length - 1]; + } + if (proj4.defs[code] === undefined) { + throw 'No projection definition for code ' + code; + } + } + + return proj4(code); + } + }); + + L.Proj.CRS = L.Class.extend({ + includes: L.CRS, + + options: { + transformation: new L.Transformation(1, 0, -1, 0) + }, + + initialize: function(a, b, c) { + var code, + proj, + def, + options; + + if (L.Proj._isProj4Obj(a)) { + proj = a; + code = proj.srsCode; + options = b || {}; + + this.projection = new L.Proj.Projection(proj, options.bounds); + } else { + code = a; + def = b; + options = c || {}; + this.projection = new L.Proj.Projection(code, def, options.bounds); + } + + L.Util.setOptions(this, options); + this.code = code; + this.transformation = this.options.transformation; + + if (this.options.origin) { + this.transformation = + new L.Transformation(1, -this.options.origin[0], + -1, this.options.origin[1]); + } + + if (this.options.scales) { + this._scales = this.options.scales; + } else if (this.options.resolutions) { + this._scales = []; + for (var i = this.options.resolutions.length - 1; i >= 0; i--) { + if (this.options.resolutions[i]) { + this._scales[i] = 1 / this.options.resolutions[i]; + } + } + } + + this.infinite = !this.options.bounds; + + }, + + scale: function(zoom) { + var iZoom = Math.floor(zoom), + baseScale, + nextScale, + scaleDiff, + zDiff; + if (zoom === iZoom) { + return this._scales[zoom]; + } else { + // Non-integer zoom, interpolate + baseScale = this._scales[iZoom]; + nextScale = this._scales[iZoom + 1]; + scaleDiff = nextScale - baseScale; + zDiff = (zoom - iZoom); + return baseScale + scaleDiff * zDiff; + } + }, + + zoom: function(scale) { + // Find closest number in this._scales, down + var downScale = this._closestElement(this._scales, scale), + downZoom = this._scales.indexOf(downScale), + nextScale, + nextZoom, + scaleDiff; + // Check if scale is downScale => return array index + if (scale === downScale) { + return downZoom; + } + // Interpolate + nextZoom = downZoom + 1; + nextScale = this._scales[nextZoom]; + if (nextScale === undefined) { + return Infinity; + } + scaleDiff = nextScale - downScale; + return (scale - downScale) / scaleDiff + downZoom; + }, + + distance: L.CRS.Earth.distance, + + R: L.CRS.Earth.R, + + /* Get the closest lowest element in an array */ + _closestElement: function(array, element) { + var low; + for (var i = array.length; i--;) { + if (array[i] <= element && (low === undefined || low < array[i])) { + low = array[i]; + } + } + return low; + } + }); + + L.Proj.GeoJSON = L.GeoJSON.extend({ + initialize: function(geojson, options) { + this._callLevel = 0; + L.GeoJSON.prototype.initialize.call(this, geojson, options); + }, + + addData: function(geojson) { + var crs; + + if (geojson) { + if (geojson.crs && geojson.crs.type === 'name') { + crs = new L.Proj.CRS(geojson.crs.properties.name); + } else if (geojson.crs && geojson.crs.type) { + crs = new L.Proj.CRS(geojson.crs.type + ':' + geojson.crs.properties.code); + } + + if (crs !== undefined) { + this.options.coordsToLatLng = function(coords) { + var point = L.point(coords[0], coords[1]); + return crs.projection.unproject(point); + }; + } + } + + // Base class' addData might call us recursively, but + // CRS shouldn't be cleared in that case, since CRS applies + // to the whole GeoJSON, inluding sub-features. + this._callLevel++; + try { + L.GeoJSON.prototype.addData.call(this, geojson); + } finally { + this._callLevel--; + if (this._callLevel === 0) { + delete this.options.coordsToLatLng; + } + } + } + }); + + L.Proj.geoJson = function(geojson, options) { + return new L.Proj.GeoJSON(geojson, options); + }; + + L.Proj.ImageOverlay = L.ImageOverlay.extend({ + initialize: function (url, bounds, options) { + L.ImageOverlay.prototype.initialize.call(this, url, null, options); + this._projectedBounds = bounds; + }, + + // Danger ahead: Overriding internal methods in Leaflet. + // Decided to do this rather than making a copy of L.ImageOverlay + // and doing very tiny modifications to it. + // Future will tell if this was wise or not. + _animateZoom: function (event) { + var scale = this._map.getZoomScale(event.zoom); + var northWest = L.point(this._projectedBounds.min.x, this._projectedBounds.max.y); + var offset = this._projectedToNewLayerPoint(northWest, event.zoom, event.center); + + L.DomUtil.setTransform(this._image, offset, scale); + }, + + _reset: function () { + var zoom = this._map.getZoom(); + var pixelOrigin = this._map.getPixelOrigin(); + var bounds = L.bounds( + this._transform(this._projectedBounds.min, zoom)._subtract(pixelOrigin), + this._transform(this._projectedBounds.max, zoom)._subtract(pixelOrigin) + ); + var size = bounds.getSize(); + + L.DomUtil.setPosition(this._image, bounds.min); + this._image.style.width = size.x + 'px'; + this._image.style.height = size.y + 'px'; + }, + + _projectedToNewLayerPoint: function (point, zoom, center) { + var viewHalf = this._map.getSize()._divideBy(2); + var newTopLeft = this._map.project(center, zoom)._subtract(viewHalf)._round(); + var topLeft = newTopLeft.add(this._map._getMapPanePos()); + + return this._transform(point, zoom)._subtract(topLeft); + }, + + _transform: function (point, zoom) { + var crs = this._map.options.crs; + var transformation = crs.transformation; + var scale = crs.scale(zoom); + + return transformation.transform(point, scale); + } + }); + + L.Proj.imageOverlay = function (url, bounds, options) { + return new L.Proj.ImageOverlay(url, bounds, options); + }; + + return L.Proj; +})); diff --git a/static/rest_framework_swagger/swagger-ui.js b/static/rest_framework_swagger/swagger-ui.js index ac3af9c9..b6e76790 100644 --- a/static/rest_framework_swagger/swagger-ui.js +++ b/static/rest_framework_swagger/swagger-ui.js @@ -18988,169 +18988,169 @@ function request(RequestConstructor, method, url) { module.exports = request; },{}],162:[function(require,module,exports){ - -/** - * Expose `Emitter`. - */ - -if (typeof module !== 'undefined') { - module.exports = Emitter; -} - -/** - * Initialize a new `Emitter`. - * - * @api public - */ - -function Emitter(obj) { - if (obj) return mixin(obj); -}; - -/** - * Mixin the emitter properties. - * - * @param {Object} obj - * @return {Object} - * @api private - */ - -function mixin(obj) { - for (var key in Emitter.prototype) { - obj[key] = Emitter.prototype[key]; - } - return obj; -} - -/** - * Listen on the given `event` with `fn`. - * - * @param {String} event - * @param {Function} fn - * @return {Emitter} - * @api public - */ - -Emitter.prototype.on = -Emitter.prototype.addEventListener = function(event, fn){ - this._callbacks = this._callbacks || {}; - (this._callbacks['$' + event] = this._callbacks['$' + event] || []) - .push(fn); - return this; -}; - -/** - * Adds an `event` listener that will be invoked a single - * time then automatically removed. - * - * @param {String} event - * @param {Function} fn - * @return {Emitter} - * @api public - */ - -Emitter.prototype.once = function(event, fn){ - function on() { - this.off(event, on); - fn.apply(this, arguments); - } - - on.fn = fn; - this.on(event, on); - return this; -}; - -/** - * Remove the given callback for `event` or all - * registered callbacks. - * - * @param {String} event - * @param {Function} fn - * @return {Emitter} - * @api public - */ - -Emitter.prototype.off = -Emitter.prototype.removeListener = -Emitter.prototype.removeAllListeners = -Emitter.prototype.removeEventListener = function(event, fn){ - this._callbacks = this._callbacks || {}; - - // all - if (0 == arguments.length) { - this._callbacks = {}; - return this; - } - - // specific event - var callbacks = this._callbacks['$' + event]; - if (!callbacks) return this; - - // remove all handlers - if (1 == arguments.length) { - delete this._callbacks['$' + event]; - return this; - } - - // remove specific handler - var cb; - for (var i = 0; i < callbacks.length; i++) { - cb = callbacks[i]; - if (cb === fn || cb.fn === fn) { - callbacks.splice(i, 1); - break; - } - } - return this; -}; - -/** - * Emit `event` with the given args. - * - * @param {String} event - * @param {Mixed} ... - * @return {Emitter} - */ - -Emitter.prototype.emit = function(event){ - this._callbacks = this._callbacks || {}; 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