import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import ChartDirector.*;
public class polarzones2 implements DemoModule
{
//Name of demo program
public String toString() { return "Sector Zones"; }
//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 chart
double[] data = {5.1, 1.5, 5.1, 4.0, 1.7, 8.7, 9.4, 2.1, 3.5, 8.8, 5.0, 6.0};
// The labels for the chart
String[] labels = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sept", "Oct",
"Nov", "Dec"};
// Create a PolarChart object of size 400 x 420 pixels. with a metallic blue (9999ff)
// background color and 1 pixel 3D border
PolarChart c = new PolarChart(400, 420, Chart.metalColor(0x9999ff), 0x000000, 1);
// Add a title to the chart using 16pt Arial Bold Italic font. The title text is white
// (0xffffff) on deep blue (000080) background
c.addTitle("Chemical Concentration", "Arial Bold Italic", 16, 0xffffff).setBackground(
0x000080);
// Set center of plot area at (200, 240) with radius 145 pixels. Set background color to
// green (0x33ff33)
c.setPlotArea(200, 240, 145, 0x33ff33);
// Set the labels to the angular axis
c.angularAxis().setLabels(labels);
// Color the sector between label index = 5.5 to 7.5 as red (ff3333) zone
c.angularAxis().addZone(5.5, 7.5, 0xff3333);
// Color the sector between label index = 4.5 to 5.5, and also between 7.5 to 8.5, as yellow
// (ff3333) zones
c.angularAxis().addZone(4.5, 5.5, 0xffff00);
c.angularAxis().addZone(7.5, 8.5, 0xffff00);
// Set the grid style to circular grid
c.setGridStyle(false);
// Use semi-transparent (40ffffff) label background so as not to block the data
c.radialAxis().setLabelStyle().setBackground(0x40ffffff, 0x40000000);
// Add a legend box at (200, 30) top center aligned, using 9pt Arial Bold font. with a black
// border.
LegendBox legendBox = c.addLegend(200, 30, false, "Arial Bold", 9);
legendBox.setAlignment(Chart.TopCenter);
// Add legend keys to represent the red/yellow/green zones
legendBox.addKey("Very Dry", 0xff3333);
legendBox.addKey("Critical", 0xffff00);
legendBox.addKey("Moderate", 0x33ff33);
// Add a blue (0x80) line layer with line width set to 3 pixels and use purple (ff00ff)
// cross symbols for the data points
PolarLineLayer layer = c.addLineLayer(data, 0x000080);
layer.setLineWidth(3);
layer.setDataSymbol(Chart.Cross2Shape(), 15, 0xff00ff);
// Output the chart
viewer.setChart(c);
// Include tool tip for the chart.
viewer.setImageMap(layer.getHTMLImageMap("clickable", "",
"title='Concentration on {label}: {value} ppm'"));
}
//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 polarzones2();
//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);
}
} |