#!/usr/bin/python
from pychartdir import *
#The XYZ points for the bubble chart
dataX0 = [150, 300, 1000, 1700]
dataY0 = [12, 60, 25, 65]
dataZ0 = [20, 50, 50, 85]
dataX1 = [500, 1000, 1300]
dataY1 = [35, 50, 75]
dataZ1 = [30, 55, 95]
#Create a XYChart object of size 450 x 420 pixels
c = XYChart(450, 420)
#Set the plotarea at (55, 65) and of size 350 x 300 pixels, with a light grey
#border (0xc0c0c0). Turn on both horizontal and vertical grid lines with light
#grey color (0xc0c0c0)
c.setPlotArea(55, 65, 350, 300, -1, -1, 0xc0c0c0, 0xc0c0c0, -1)
#Add a legend box at (50, 30) (top of the chart) with horizontal layout. Use 12
#pts Times Bold Italic font. Set the background and border color to Transparent.
c.addLegend(50, 30, 0, "timesbi.ttf", 12).setBackground(Transparent)
#Add a title to the chart using 18 pts Times Bold Itatic font.
c.addTitle("Product Comparison Chart", "timesbi.ttf", 18)
#Add a title to the y axis using 12 pts Arial Bold Italic font
c.yAxis().setTitle("Capacity (tons)", "arialbi.ttf", 12)
#Add a title to the x axis using 12 pts Arial Bold Italic font
c.xAxis().setTitle("Range (miles)", "arialbi.ttf", 12)
#Set the axes line width to 3 pixels
c.xAxis().setWidth(3)
c.yAxis().setWidth(3)
#Add (dataX0, dataY0) as a scatter layer with semi-transparent red (0x80ff3333)
#circle symbols, where the circle size is modulated by dataZ0. This creates a
#bubble effect.
c.addScatterLayer(dataX0, dataY0, "Technology AAA", CircleSymbol, 9, 0x80ff3333,
0x80ff3333).setSymbolScale(dataZ0)
#Add (dataX1, dataY1) as a scatter layer with semi-transparent green
#(0x803333ff) circle symbols, where the circle size is modulated by dataZ1. This
#creates a bubble effect.
c.addScatterLayer(dataX1, dataY1, "Technology BBB", CircleSymbol, 9, 0x803333ff,
0x803333ff).setSymbolScale(dataZ1)
#output the chart
c.makeChart("bubble.png")
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