def makeStackedBarChart(barchartData, barChartColors, max_y, maxCol):
from pygooglechart import Axis
from pygooglechart import StackedVerticalBarChart
#depending on the maxCol value set the max value of the Y axis so that the graphics is OK even for the biggest column
maxY = max_y
left_axis = range(0, maxY + 1, max_y/5)
if maxCol < 50:
maxY = 50
left_axis = range(0, maxY + 1, 10)
elif maxCol > 50 and maxCol <= 100:
maxY = 100
left_axis = range(0, maxY + 1, 20)
elif maxCol > 100 and maxCol <= 200:
maxY = 200
left_axis = range(0, maxY + 1, 40)
elif maxCol > 200 and maxCol <= 300:
maxY = 300
left_axis = range(0, maxY + 1, 60)
elif maxCol > 300 and maxCol <= 400:
maxY = 400
left_axis = range(0, maxY + 1, 80)
elif maxCol > 400 and maxCol <= 500:
maxY = 500
left_axis = range(0, maxY + 1, 100)
elif maxCol > 500 and maxCol <= 600:
maxY = 600
left_axis = range(0, maxY + 1, 120)
elif maxCol > 600 and maxCol <= 900:
maxY = 900
left_axis = range(0, maxY + 1, 180)
elif maxCol > 900 and maxCol <= 3000:
maxY = 3000
left_axis = range(0, maxY + 1, 600)
elif maxCol > 3000 and maxCol <= 6000:
maxY = 6000
left_axis = range(0, maxY + 1, 1200)
elif maxCol > 6000 and maxCol <= 9000:
maxY = 9000
left_axis = range(0, maxY + 1, 1800)
elif maxCol > 9000 and maxCol <= 12000:
maxY = 12000
left_axis = range(0, maxY + 1, 2400)
elif maxCol > 12000 and maxCol <= 15000:
maxY = 15000
left_axis = range(0, maxY + 1, 3000)
elif maxCol > 15000 and maxCol <= 18000:
maxY = 18000
left_axis = range(0, maxY + 1, 3600)
elif maxCol > 18000 and maxCol <= 30000:
maxY = 30000
left_axis = range(0, maxY + 1, 6000)
elif maxCol > 30000 and maxCol <= 39000:
maxY = 39000
left_axis = range(0, maxY + 1, 7800)
elif maxCol > 39000 and maxCol <= 50000:
maxY = 50000
left_axis = range(0, maxY + 1, 10000)
elif maxCol > 50000 and maxCol <= 80000:
maxY = 80000
left_axis = range(0, maxY + 1, 16000)
elif maxCol > 80000 and maxCol <= 100000:
maxY = 100000
left_axis = range(0, maxY + 1, 20000)
elif maxCol > 100000 and maxCol <= 120000:
maxY = 120000
left_axis = range(0, maxY + 1, 24000)
elif maxCol > 120000 and maxCol <= 150000:
maxY = 150000
left_axis = range(0, maxY + 1, 30000)
elif maxCol > 150000 and maxCol <= 180000:
maxY = 180000
left_axis = range(0, maxY + 1, 36000)
elif maxCol > 180000 and maxCol <= 210000:
maxY = 210000
left_axis = range(0, maxY + 1, 42000)
else:
maxY = 250000
left_axis = range(0, maxY + 1, 50000)
barchart = None
#depending on the number of periods set the width of the chart and width of the bars in the chart
if numberPeriods < 20:
barchart = StackedVerticalBarChart(50*numberPeriods, 150, y_range=(0, maxY))
barchart.set_bar_width(23)
else:
barchart = StackedVerticalBarChart(1000, 150, y_range=(0, maxY))
barchart.set_bar_width(20)
#set the data
for data in barchartData:
barchart.add_data(data)
#get the labes of the X axis - these are the time periods
bottomAxisLabels = getBottomAxisLabels()
#make 5 horizontal lines crossing the Y axis
barchart.set_grid(0, 20)
#set the colors of the time charts
barchart.set_colours(barChartColors)
#at (0,0) do not set a label, set the X and Y axis
left_axis[0] = ''
barchart.set_axis_labels(Axis.LEFT, left_axis)
barchart.set_axis_labels(Axis.BOTTOM, bottomAxisLabels)
return (barchart, maxY, barChartColors)
