
This example demonstrates using PyramidChart.setFunnelSize to specify using a funnel instead of a pyramid to represent the data.
ChartDirector 6.1 (Java Edition)
Funnel Chart
Source Code Listing
<%@page import="ChartDirector.*" %> <% // The data for the pyramid chart double[] data = {156, 123, 211, 179}; // The labels for the pyramid chart String[] labels = {"Corporate Tax", "Working Capital", "Re-investment", "Dividend"}; // The colors for the pyramid layers int[] colors = {0x66aaee, 0xeebb22, 0xcccccc, 0xcc88ff}; // Create a PyramidChart object of size 500 x 400 pixels PyramidChart c = new PyramidChart(500, 400); // Set the funnel center at (200, 210), and width x height to 150 x 300 pixels c.setFunnelSize(200, 210, 150, 300); // Set the elevation to 5 degrees c.setViewAngle(5); // Set the pyramid data and labels c.setData(data, labels); // Set the layer colors to the given colors c.setColors2(Chart.DataColor, colors); // Leave 1% gaps between layers c.setLayerGap(0.01); // Add labels at the right side of the pyramid layers using Arial Bold font. The labels will have 3 // lines showing the layer name, value and percentage. c.setRightLabel("{label}\nUS ${value}K\n({percent}%)", "Arial Bold"); // Output the chart String chart1URL = c.makeSession(request, "chart1"); // Include tool tip for the chart String imageMap1 = c.getHTMLImageMap("", "", "title='{label}: US$ {value}M ({percent}%)'"); %> <html> <body style="margin:5px 0px 0px 5px"> <div style="font-size:18pt; font-family:verdana; font-weight:bold"> Funnel Chart </div> <hr color="#000080"> <div style="font-size:10pt; font-family:verdana; margin-bottom:1.5em"> <a href="viewsource.jsp?file=<%=request.getServletPath()%>">View Source Code</a> </div> <img src='<%=response.encodeURL("getchart.jsp?"+chart1URL)%>' usemap="#map1" border="0"> <map name="map1"><%=imageMap1%></map> </body> </html> |
import java.awt.*; import java.awt.event.*; import javax.swing.*; import ChartDirector.*; public class funnel implements DemoModule { //Name of demo program public String toString() { return "Funnel Chart"; } //Number of charts produced in this demo public int getNoOfCharts() { return 1; } //Main code for creating charts public void createChart(ChartViewer viewer, int chartIndex) { // The data for the pyramid chart double[] data = {156, 123, 211, 179}; // The labels for the pyramid chart String[] labels = {"Corporate Tax", "Working Capital", "Re-investment", "Dividend"}; // The colors for the pyramid layers int[] colors = {0x66aaee, 0xeebb22, 0xcccccc, 0xcc88ff}; // Create a PyramidChart object of size 500 x 400 pixels PyramidChart c = new PyramidChart(500, 400); // Set the funnel center at (200, 210), and width x height to 150 x 300 pixels c.setFunnelSize(200, 210, 150, 300); // Set the elevation to 5 degrees c.setViewAngle(5); // Set the pyramid data and labels c.setData(data, labels); // Set the layer colors to the given colors c.setColors2(Chart.DataColor, colors); // Leave 1% gaps between layers c.setLayerGap(0.01); // Add labels at the right side of the pyramid layers using Arial Bold font. The labels will // have 3 lines showing the layer name, value and percentage. c.setRightLabel("{label}\nUS ${value}K\n({percent}%)", "Arial Bold"); // Output the chart viewer.setChart(c); //include tool tip for the chart viewer.setImageMap(c.getHTMLImageMap("clickable", "", "title='{label}: US$ {value}M ({percent}%)'")); } //Allow this module to run as standalone program for easy testing public static void main(String[] args) { //Instantiate an instance of this demo module DemoModule demo = new funnel(); //Create and set up the main window JFrame frame = new JFrame(demo.toString()); frame.addWindowListener(new WindowAdapter() { public void windowClosing(WindowEvent e) {System.exit(0);} }); frame.getContentPane().setBackground(Color.white); // Create the chart and put them in the content pane ChartViewer viewer = new ChartViewer(); demo.createChart(viewer, 0); frame.getContentPane().add(viewer); // Display the window frame.pack(); frame.setVisible(true); } } |