e0901.java

java小程序

import java.awt.Graphics;
import javax.swing.JPanel;
import java.applet.*;
public class E0901 extends Applet
{
MyCanvas canvas;
public void init()
{
canvas=new MyCanvas();
add(canvas);
}
public void paint(Graphics g)
{
canvas.setShape(2); 
canvas.paint(g);
}

}