//
// Bounce.java
//


import processing.core.*;
import java.util.*;


public class Bounce extends PApplet
{
    public void settings()
    {
        size(800, 800);
    }

    public void setup()
    {
        balls = new ArrayList<Ball>();

        for (int i=0; i<10; i++)
            addBall();
    }

    public void addBall()
    {
        PVector position = new PVector(width/2, height/2);
        PVector velocity = PVector.random2D();
        velocity.setMag(random(5, 10));
        float radius = random(10, 30);
        int c = color(random(256), random(256), random(256));
        Ball b = new Ball(this, position, velocity, radius, c);
        balls.add(b);
    }

    public void draw()
    {
        background(0);

        for (Ball b : balls)
            b.display();
    }

    public void keyPressed()
    {
        for (int i=0; i<10; i++)
            addBall();
    }

    private ArrayList<Ball> balls;

    public static void main(String[] args)
    {
        PApplet.main("Bounce");
    }
}