ChartDirector 7.0 (Python Edition)

Simple Pyramid Chart




This example demonstrates the basic steps in creating pyramid charts.

Source Code Listing

pythondemo\simplepyramid.py
#!/usr/bin/python # The ChartDirector for Python module is assumed to be in "../lib" import sys, os sys.path.insert(0, os.path.join(os.path.abspath(sys.path[0]), "..", "lib")) from pychartdir import * # The data for the pyramid chart data = [156, 123, 211, 179] # The labels for the pyramid chart labels = ["Funds", "Bonds", "Stocks", "Cash"] # Create a PyramidChart object of size 360 x 360 pixels c = PyramidChart(360, 360) # Set the pyramid center at (180, 180), and width x height to 150 x 180 pixels c.setPyramidSize(180, 180, 150, 300) # Set the pyramid data and labels c.setData(data, labels) # Add labels at the center of the pyramid layers using Arial Bold font. The labels will have two # lines showing the layer name and percentage. c.setCenterLabel("{label}\n{percent}%", "Arial Bold") # Output the chart c.makeChart("simplepyramid.png")