adding slider annotation to box chart

rowers/interactiveplots.py

@@ -164,7 +164,8 @@ def tailwind(bearing,vwind,winddir):
 from rowers.dataprep import nicepaceformat,niceformat
 from rowers.dataprep import timedeltaconv    
 
-def interactive_boxchart(datadf,fieldname,extratitle=''):
+def interactive_boxchart(datadf,fieldname,extratitle='',
+                         spmmin=0,spmmax=0,workmin=0,workmax=0):
 
     if datadf.empty:
         return '','It looks like there are no data matching your filter'
@@ -186,15 +187,6 @@ def interactive_boxchart(datadf,fieldname,extratitle=''):
 
     plot = hv.render(boxwhiskers)
 
-    #plot = BoxPlot(datadf, values=fieldname, label='date',
-    #               legend=False,
-    #               title=axlabels[fieldname]+' '+extratitle,
-    #               outliers=False,
-    #               tools=TOOLS,
-    #               toolbar_location="above",
-    #               toolbar_sticky=False,
-    #               x_mapper_type='datetime',plot_width=920)
-
     yrange1 = Range1d(start=yaxminima[fieldname],end=yaxmaxima[fieldname])
     plot.y_range = yrange1
     plot.sizing_mode = 'scale_width'
@@ -221,6 +213,18 @@ def interactive_boxchart(datadf,fieldname,extratitle=''):
     plot.plot_width=920
     plot.plot_height=600
     
+    slidertext = 'SPM: {:.0f}-{:.0f}, WpS: {:.0f}-{:.0f}'.format(
+        spmmin,spmmax,workmin,workmax
+        )
+    sliderlabel = Label(x=50,y=20,x_units='screen',y_units='screen',
+                        text=slidertext,
+                        background_fill_alpha=0.7,
+                        background_fill_color='white',
+                        text_color='black',text_font_size='10pt',
+                        )
+
+    plot.add_layout(sliderlabel)
+    
     script, div = components(plot)
 
     return script,div

rowers/views/analysisviews.py

@@ -3087,7 +3087,8 @@ def boxplot_view_data(request,userid=0,
 
             
     script,div = interactive_boxchart(datadf,plotfield,
-                                      extratitle=extratitle)
+                                      extratitle=extratitle,
+                                      spmmin=spmmin,spmmax=spmmax,workmin=workmin,workmax=workmax)
 
     scripta = script.split('\n')[2:-1]
     script = ''.join(scripta)