package bounceThread;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

/**
 * Shows animated bouncing balls.
 * @version 1.33 2007-05-17
 * @author Cay Horstmann
 */
public class BounceThread
{
   public static void main(String[] args)
   {
      EventQueue.invokeLater(new Runnable()
         {
            public void run()
            {
               JFrame frame = new BounceFrame();
               frame.setTitle("BounceThread");
               frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
               frame.setVisible(true);
            }
         });
   }
}

/**
 * A runnable that animates a bouncing ball.
 */
class BallRunnable implements Runnable
{
   private Ball ball;
   private Component component;
   public static final int STEPS = 1000;
   public static final int DELAY = 5;

   /**
    * Constructs the runnable.
    * @param aBall the ball to bounce
    * @param aComponent the component in which the ball bounces
    */
   public BallRunnable(Ball aBall, Component aComponent)
   {
      ball = aBall;
      component = aComponent;
   }

   public void run()
   {
      try
      {
         for (int i = 1; i