polydemo.java

这是《Java 2 简明教程(第2版)》一书配套的源代码。

import java.applet.Applet;
import java.awt.Graphics;
import java.awt.Color;

public class PolyDemo extends Applet
{
  int pX1[]={10,50,60,50,20};
  int pY1[]={20,30,50,60,20};
  int p1=4;

  int pX2[]={210,150,180,124,30,60};
  int pY2[]={10,170,130,202,180,90};
  int p2=5;


  public void paint(Graphics g)
 {
  g.setColor(Color.blue);
  g.drawPolygon(pX1,pY1,p1);
  g.setColor(Color.green);
  g.fillPolygon(pX2,pY2,p2);
  
  }
}