animapplet.java

来自「在网页中实现动画的java源代码」· Java 代码 · 共 39 行

//Animating an Array of Images in an Applet This is the simplest applet to animate an array of images. 
import java.applet.*; 

import java.awt.*; 

public class AnimApplet extends 
Applet implements Runnable { 
Image[] images = new Image[2]; 
int frame = 0; 
Thread thread; 

public void init() { 
images[0] = getImage(getDocumentBase(), 
"http://hostname/image0.gif"); 
images[1] = getImage(getDocumentBase(), 
"http://hostname/image1.gif"); 
} 
public void start() { 
(thread = new Thread(this)).start(); 
} 
public void stop() { 
thread = null; 
} 
public void paint(Graphics g) { 
g.drawImage(images[frame], 0, 0, this); 
} 
public void run() { 
int delay = 1000; // 1 second 
try { 
while (thread == Thread.currentThread()) { 
frame = (frame+1)%images.length; 
repaint(); 
Thread.sleep(delay); 
} 
} catch (Exception e) { 
} 
} 
}