package Thread;

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

/**
 * 
 * @author Administrator
 *
 */
public class BallComponent extends JPanel{
	
	private static final int DEFAULT_WIDTH=450;
	private static final int DEFAULT_HEIGHT=350;
	
	private java.util.List<Ball> balls=new ArrayList<>();
	
	public void add(Ball b){
		balls.add(b);
	}
	
	public void paintComponent(Graphics g){
		
		super.paintComponent(g);
		Graphics2D g2=(Graphics2D) g;
		for(Ball b:balls){
			
			g2.fill(b.getShape());
		}
	}
	
	public Dimension getPreferredSize(){
		return new Dimension(DEFAULT_WIDTH,DEFAULT_HEIGHT);
	}
}