ChartDirector 6.1 (Java Edition)

3D Pyramid Chart




This example extends the Simple Pyramid Chart example by viewing the pyramid in 3D, using custom colors, inserting gaps between pyramid layers, and adding labels to both the center and the right side of the pyramid layers.

Source Code Listing

[JSP Version] jspdemo/threedpyramid.jsp
<%@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 pyramid center at (200, 180), and width x height to 150 x 300 pixels
c.setPyramidSize(200, 180, 150, 300);

// Set the elevation to 15 degrees
c.setViewAngle(15);

// 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 center of the pyramid layers using Arial Bold font. The labels will show the
// percentage of the layers.
c.setCenterLabel("{percent}%", "Arial Bold");

// Add labels at the right side of the pyramid layers using Arial Bold font. The labels will have
// two lines showing the layer name and value.
c.setRightLabel("{label}\nUS$ {value}M", "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">
    3D Pyramid 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>

[Java Version] javademo/threedpyramid.java
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import ChartDirector.*;

public class threedpyramid implements DemoModule
{
    //Name of demo program
    public String toString() { return "3D Pyramid 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 pyramid center at (200, 180), and width x height to 150 x 300 pixels
        c.setPyramidSize(200, 180, 150, 300);

        // Set the elevation to 15 degrees
        c.setViewAngle(15);

        // 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 center of the pyramid layers using Arial Bold font. The labels will
        // show the percentage of the layers.
        c.setCenterLabel("{percent}%", "Arial Bold");

        // Add labels at the right side of the pyramid layers using Arial Bold font. The labels will
        // have two lines showing the layer name and value.
        c.setRightLabel("{label}\nUS$ {value}M", "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 threedpyramid();

        //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);
    }
}