How to create animation
import java.applet.Applet; import java.awt.Graphics; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; public class AppletAnimation extends Applet implements Runnable { int frameNumber = -1; int delay = 100; Thread animatorThread; boolean frozen = false; public void init() { String str; addMouseListener(new MouseAdapter() { public void mousePressed(MouseEvent e) { if (frozen) { frozen = false; start(); } else { frozen = true; stop(); } } }); } public void start() { if (!frozen) { if (animatorThread == null) { animatorThread = new Thread(this); } animatorThread.start(); } } public void stop() { animatorThread = null; } public void run() { Thread.currentThread().setPriority(Thread.MIN_PRIORITY); long startTime = System.currentTimeMillis(); Thread currentThread = Thread.currentThread(); while (currentThread == animatorThread) { frameNumber++; repaint(); try { startTime += delay; Thread.sleep(100); } catch (InterruptedException e) { break; } } } public void paint(Graphics g) { g.drawString("Frame " + frameNumber, 0, 30); } }