import java.awt.*;
import java.awt.event.*;

import com.genuts.gameui.*;

/**
 * Display a simple example of sprites. <br>
 * Loads the balls image (the size for each ball is 31x31),
 * creates the playfield and 20 balls. 
 */
public class BouncedSprites {

  public static void main (String[] args) {
    Frame frame = new Frame("BouncedSprites");
    Panel panel = new Panel();

    // Creates the playfield
    PlayField playfield = new PlayField(310, 248);
    playfield.setBackground(Color.black);

    // Loading images
    Image ballImage = Toolkit.getDefaultToolkit().getImage("ball.gif");
    MediaTracker tracker = new MediaTracker(playfield);
    tracker.addImage(ballImage, 0);
    try {
      tracker.waitForID(0);
    } catch (InterruptedException e) {
      System.out.println("Loading interrupted");
    }
    
    // Creates 20 balls (4 lines / 5 columns)
    for (int i = 0; i < 4; i++) {
      for (int j = 0; j < 5; j++) {
	Sprite sprite = new MovingWrapper(new AnimatedSprite(ballImage,
							     4, 3,
							     (int) (Math.random()*5)),
					  1, 1);
	int x = j*62 + 15;
	int y = i*62 + 15;
	sprite.setPosition(x, y);
	playfield.addSprite(sprite);
      }
    }

    // Displays the playfield
    panel.add(playfield);
    frame.add(panel);

    // Activate the playfield
    playfield.setPause(false);

    //To close the frame properly
    frame.addWindowListener(new WindowAdapter() {
	public void windowClosing(WindowEvent e) {
	  System.exit(0);
	}
      });
    frame.pack();
    frame.show();
  }
}