loadimage.java

java小程序

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class LoadImage extends JPanel implements ActionListener
{
protected ImageIcon image[];
protected int total;
protected int cur=0;
protected static int delay;
protected Timer timer;
protected int w=300;
protected int h=100;
protected String name;
public LoadImage(int n,int d,String id)
{
total=n;
delay=d;
name=id;
image=new ImageIcon[total];
for(int i=0;i<image.length;i++)
image[i]=new ImageIcon(name+"-000"+String.valueOf(i+1)+".gif");
setSize(w,h);
startAnimation();
}
public void paintComponent(Graphics g)
{
super.paintComponent(g);
if(image[cur].getImageLoadStatus()==MediaTracker.COMPLETE)
{
image[cur].paintIcon(this,g,0,0);
cur=(cur+1)%total;
}
}
public void actionPerformed(ActionEvent e)
{
repaint();
}
public void startAnimation()
{
timer=new Timer(delay,this);
timer.start();
}
/*public static void stopAnimation()
{
timer.stop();
}*/
public static void main(String args[])
{
LoadImage a=new LoadImage(3,500,"gif");
JFrame app=new JFrame("LoadImage.java:动画测试");
app.getContentPane().add(a,BorderLayout.CENTER);
app.addWindowListener(new MyWindowListener());
app.setSize(300,100);
app.setVisible(true);
}
}