shapedemo3.java

java 完全探索的随书源码

// ShapeDemo3.java

import java.awt.*;
import java.awt.geom.*;

public class ShapeDemo3 extends java.applet.Applet
{
   public void paint (Graphics g)
   {
      Graphics2D g2 = (Graphics2D) g;

      int w = getSize ().width - 1;
      int h = getSize ().height - 1;

      Ellipse2D ellipse = new Ellipse2D.Double (0.0, 0.0, w, h);
      g2.draw (ellipse);

      ellipse = new Ellipse2D.Double (w / 2, h / 2, w / 4, w / 4);
      g2.fill (ellipse);
   }
}