import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import ChartDirector.*;
public class angularpointer implements DemoModule
{
//Name of demo program
public String toString() { return "Angular Meter Pointers (1)"; }
//Number of charts produced in this demo
public int getNoOfCharts() { return 1; }
//Main code for creating charts
public void createChart(ChartViewer viewer, int chartIndex)
{
// Create an AngularMeter object of size 300 x 300 pixels with transparent background
AngularMeter m = new AngularMeter(300, 300, Chart.Transparent);
// Set the default text and line colors to white (0xffffff)
m.setColor(Chart.TextColor, 0xffffff);
m.setColor(Chart.LineColor, 0xffffff);
// Center at (150, 150), scale radius = 128 pixels, scale angle 0 to 360 degrees
m.setMeter(150, 150, 128, 0, 360);
// Add a black (0x000000) circle with radius 148 pixels as background
m.addRing(0, 148, 0x000000);
// Add a ring between radii 139 and 147 pixels using the silver color with a light grey
// (0xcccccc) edge as border
m.addRing(139, 147, Chart.silverColor(), 0xcccccc);
// Meter scale is 0 - 100, with major/minor/micro ticks every 10/5/1 units
m.setScale(0, 100, 10, 5, 1);
// Set the scale label style to 16pt Arial Italic. Set the major/minor/micro tick lengths to
// 13/10/7 pixels pointing inwards, and their widths to 2/1/1 pixels.
m.setLabelStyle("Arial Italic", 16);
m.setTickLength(-13, -10, -7);
m.setLineWidth(0, 2, 1, 1);
// Add a semi-transparent blue (0x7f6666ff) pointer using the default shape
m.addPointer(25, 0x7f6666ff, 0x6666ff);
// Add a semi-transparent red (0x7fff6666) pointer using the arrow shape
m.addPointer(9, 0x7fff6666, 0xff6666).setShape(Chart.ArrowPointer2);
// Add a semi-transparent yellow (0x7fffff66) pointer using another arrow shape
m.addPointer(51, 0x7fffff66, 0xffff66).setShape(Chart.ArrowPointer);
// Add a semi-transparent green (0x7f66ff66) pointer using the line shape
m.addPointer(72, 0x7f66ff66, 0x66ff66).setShape(Chart.LinePointer);
// Add a semi-transparent grey (0x7fcccccc) pointer using the pencil shape
m.addPointer(85, 0x7fcccccc, 0xcccccc).setShape(Chart.PencilPointer);
// Output the chart
viewer.setChart(m);
}
//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 angularpointer();
//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);
}
} |