/**
 * SpritePanel.java
 * @author Jeff Ondich, 5 November 2010
 *
 * Support class for the Playground.java program.
 */

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

public class SpritePanel extends JPanel
                         implements ActionListener
{
    private ArrayList<Sprite> spriteList;

    public SpritePanel()
    {
        this.spriteList = new ArrayList<Sprite>();
        this.setOpaque(true);


        this.spriteList.add(Sprite.createSprite("circle", 10, 20, 5, 0, Color.BLUE));
        this.spriteList.add(Sprite.createSprite("square", 200, 100, -10, 0, Color.GREEN));
        this.spriteList.add(Sprite.createSprite("moose", 10, 200, 7, 7, Color.RED));
    }

    public void paint(Graphics g)
    {
        g.clearRect(0, 0, this.getWidth(), this.getHeight());
        for (Sprite sprite : this.spriteList) {
            sprite.draw(g);
        }
    }

    public void actionPerformed(ActionEvent event)
    {
        for (Sprite sprite : this.spriteList) {
            sprite.step();
        }
        this.repaint();
    }
}