adding first pie chart

rowers/interactiveplots.py

@@ -169,6 +169,80 @@ def tailwind(bearing,vwind,winddir):
 from rowers.dataprep import nicepaceformat,niceformat
 from rowers.dataprep import timedeltaconv
 
+from math import pi
+
+def interactive_hr_piechart(df,rower,title):
+
+    df.sort_values(by='hr',inplace=True)
+    qry = 'hr < {ut2}'.format(ut2=rower.ut2)
+    frac_lut2 = len(df.query(qry))/len(df)
+
+    qry = 'hr < {ut1}'.format(ut1=rower.ut1,ut2=rower.ut2)
+    frac_ut2 = len(df.query(qry))/len(df)
+
+    qry = 'hr < {at}'.format(ut1=rower.ut1,at=rower.at)
+    frac_ut1 = len(df.query(qry))/len(df)
+
+    qry = 'hr < {tr}'.format(at=rower.at,tr=rower.tr)
+    frac_at = len(df.query(qry))/len(df)
+
+    qry = 'hr < {an}'.format(tr=rower.tr,an=rower.an)
+    frac_tr = len(df.query(qry))/len(df)
+
+    frac_an = 1.
+
+    source_starts = 2*pi*pd.Series([
+        0,
+        frac_lut2,
+        frac_ut2,
+        frac_ut1,
+        frac_at,
+        frac_tr,
+        ])
+
+    source_ends = 2*pi*pd.Series([
+        frac_lut2,
+        frac_ut2,
+        frac_ut1,
+        frac_at,
+        frac_tr,
+        frac_an,
+        ])
+
+    source_legends = [
+        '<ut2',
+        'ut2',
+        'ut1',
+        'at',
+        'tr',
+        'an',
+    ]
+
+    colors = ['gray','yellow','lime','blue','purple','red']
+
+
+    size=220
+    TOOLS = 'save'
+
+    z = figure(title="HR "+title, x_range=(-1,1), y_range=(-1,1), width=size, height=size,
+               tools=TOOLS,
+          )
+
+    for start, end , legend, color in zip(source_starts, source_ends, source_legends, colors[0:len(source_starts)]):
+        z.wedge(x=0, y=0, radius=1, start_angle=start, end_angle=end, color=color, legend=legend)
+
+
+
+    z.toolbar_location = 'right'
+    z.legend.visible = False
+    z.axis.visible = False
+    z.xgrid.grid_line_color = None
+    z.ygrid.grid_line_color = None
+    z.outline_line_color = None
+
+    return components(z)
+
+
 def interactive_boxchart(datadf,fieldname,extratitle='',
                          spmmin=0,spmmax=0,workmin=0,workmax=0):