import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import ChartDirector.*;
public class depthbar implements DemoModule
{
//Name of demo program
public String toString() { return "Depth Bar 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 bar chart
double[] data0 = {100, 125, 245, 147, 67};
double[] data1 = {85, 156, 179, 211, 123};
double[] data2 = {97, 87, 56, 267, 157};
// The labels for the bar chart
String[] labels = {"Mon", "Tue", "Wed", "Thu", "Fri"};
// Create a XYChart object of size 500 x 320 pixels
XYChart c = new XYChart(500, 320);
// Set the plotarea at (100, 40) and of size 280 x 240 pixels
c.setPlotArea(100, 40, 280, 240);
// Add a legend box at (405, 100)
c.addLegend(405, 100);
// Add a title to the chart
c.addTitle("Weekday Network Load");
// Add a title to the y axis. Draw the title upright (font angle = 0)
c.yAxis().setTitle("Average\nWorkload\n(MBytes\nPer Hour)").setFontAngle(0);
// Set the labels on the x axis
c.xAxis().setLabels(labels);
// Add three bar layers, each representing one data set. The bars are drawn in
// semi-transparent colors.
c.addBarLayer(data0, 0x808080ff, "Server # 1", 5);
c.addBarLayer(data1, 0x80ff0000, "Server # 2", 5);
c.addBarLayer(data2, 0x8000ff00, "Server # 3", 5);
// Output the chart
viewer.setChart(c);
//include tool tip for the chart
viewer.setImageMap(c.getHTMLImageMap("clickable", "",
"title='{dataSetName} on {xLabel}: {value} MBytes/hour'"));
}
//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 depthbar();
//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);
}
} |