import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import ChartDirector.*;
public class symbolline implements DemoModule
{
//Name of demo program
public String toString() { return "Symbol Line Chart"; }
//Number of charts produced in this demo
public int getNoOfCharts() { return 1; }
//Main code for creating charts
public void createChart(ChartViewer viewer, int index)
{
// The data for the line chart
double[] data0 = {60.2, 51.7, 81.3, 48.6, 56.2, 68.9, 52.8};
double[] data1 = {30.0, 32.7, 33.9, 29.5, 32.2, 28.4, 29.8};
String[] labels = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
// Create a XYChart object of size 300 x 180 pixels, with a pale yellow
// (0xffffc0) background, a black border, and 1 pixel 3D border effect.
XYChart c = new XYChart(300, 180, 0xffffc0, 0x000000, 1);
// Set the plotarea at (45, 35) and of size 240 x 120 pixels, with white
// background. Turn on both horizontal and vertical grid lines with light
// grey color (0xc0c0c0)
c.setPlotArea(45, 35, 240, 120, 0xffffff, -1, -1, 0xc0c0c0, -1);
// Add a legend box at (45, 12) (top of the chart) using horizontal layout
// and 8 pts Arial font Set the background and border color to Transparent.
c.addLegend(45, 12, false, "", 8).setBackground(Chart.Transparent);
// Add a title to the chart using 9 pts Arial Bold/white font. Use a 1 x 2
// bitmap pattern as the background.
c.addTitle("Server Load (Jun 01 - Jun 07)", "Arial Bold", 9, 0xffffff
).setBackground(c.patternColor(new int[]{0x004000, 0x008000}, 2));
// Set the y axis label format to nn%
c.yAxis().setLabelFormat("{value}%");
// Set the labels on the x axis
c.xAxis().setLabels(labels);
// Add a line layer to the chart
LineLayer layer = c.addLineLayer();
// Add the first line. Plot the points with a 7 pixel square symbol
layer.addDataSet(data0, 0xcf4040, "Peak").setDataSymbol(Chart.SquareSymbol, 7
);
// Add the second line. Plot the points with a 9 pixel dismond symbol
layer.addDataSet(data1, 0x40cf40, "Average").setDataSymbol(
Chart.DiamondSymbol, 9);
// Enable data label on the data points. Set the label format to nn%.
layer.setDataLabelFormat("{value|0}%");
// Output the chart
viewer.setChart(c);
//include tool tip for the chart
viewer.setImageMap(c.getHTMLImageMap("clickable", "",
"title='{xLabel}: {dataSetName} {value}%'"));
}
//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 symbolline();
//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);
}
} |