import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import ChartDirector.*;
public class explodedpie implements DemoModule
{
//Name of demo program
public String toString() { return "Exploded Pie 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 pie chart
double[] data = {21, 18, 15, 12, 8, 24};
// The labels for the pie chart
String[] labels = {"Labor", "Licenses", "Taxes", "Legal", "Facilities", "Production"};
// The colors to use for the sectors
int[] colors = {0x66aaee, 0xeebb22, 0xbbbbbb, 0x8844ff, 0xdd2222, 0x009900};
// Create a PieChart object of size 600 x 360 pixels.
PieChart c = new PieChart(600, 360);
// Use the white on black palette, which means the default text and line colors are white
c.setColors(Chart.whiteOnBlackPalette);
// Use a vertical gradient color from deep blue (000066) to blue (0000cc) as background. Use
// rounded corners of 20 pixels radius. Enable soft drop shadow.
c.setBackground(c.linearGradientColor(0, 0, 0, c.getHeight(), 0x000066, 0x0000cc));
c.setRoundedFrame(0xffffff, 20);
c.setDropShadow();
// Add a title using 18pt Times New Roman Bold Italic font. Add 16 pixels top margin to the
// title.
c.addTitle("Exploded Pie Chart Demonstration", "Times New Roman Bold Italic", 18
).setMargin2(0, 0, 16, 0);
// Set the center of the pie at (300, 195) and the radius to 110 pixels
c.setPieSize(300, 195, 110);
// Set the pie data and the pie labels
c.setData(data, labels);
// Set the sector colors
c.setColors2(Chart.DataColor, colors);
// Use local gradient shading for the sectors, with 5 pixels wide semi-transparent white
// (bbffffff) borders
c.setSectorStyle(Chart.LocalGradientShading, 0xbbffffff, 5);
// Use the side label layout method
c.setLabelLayout(Chart.SideLayout);
// Use 10pt Arial Bold as the default label font. Set the label box background color the
// same as the sector color. Use soft lighting effect with light direction from right. Use 8
// pixels rounded corners.
TextBox t = c.setLabelStyle("Arial Bold", 10, 0x000000);
t.setBackground(Chart.SameAsMainColor, Chart.Transparent, Chart.softLighting(Chart.Right, 0)
);
t.setRoundedCorners(8);
// Set the sector label format. The label is centered in a 110 pixels wide bounding box. It
// consists of two lines. The first line is the sector name. The second line shows the data
// value and percentage.
c.setLabelFormat(
"<*block,halign=center,width=110*>{label}\n<*font=Arial,size=8*>US$ {value}M " +
"({percent}%)<*/*>");
// Explode all sectors 10 pixels from the center
c.setExplode(-1, 10);
// 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 explodedpie();
//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);
}
} |