How to create animation : Animation « 2D Graphics GUI « Java






How to create animation

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);
  }
}
           
         
    
    
    
    
  








Related examples in the same category

1.Is Event Dispatcher ThreadIs Event Dispatcher Thread
2.Timer based animation
3.A rotating and scaling rectangle.
4.Fade out an image: image gradually get more transparent until it is completely invisible.
5.Font size animation
6.Hypnosis animationHypnosis animation
7.Noise ImageNoise Image
8.How to create Animation: Paint and threadHow to create Animation: Paint and thread
9.Animation: bounce
10.Image BouncerImage Bouncer
11.Text animationText animation
12.Buffered Animation DemoBuffered Animation Demo
13.Bouncing CircleBouncing Circle
14.Hypnosis SpiralHypnosis Spiral
15.Animator DemoAnimator Demo
16.Towers of Hanoi
17.Make your own animation from a series of images
18.Composition technique in this animation.
19.Animated Button
20.Animated Message Panel
21.Animated PasswordField
22.Animated TextField
23.A simple spring simulation in one dimension
24.Shows an animated bouncing ball
25.Shows animated bouncing ballsShows animated bouncing balls