gistfile1.txt

diff --git a/examples/breakout.k b/examples/breakout.k
index 47a3732..c867ce5 100644
--- a/examples/breakout.k
+++ b/examples/breakout.k
@@ -142,8 +142,12 @@ class Ball implements Entity {
                body_.shape = 0;
                body_.static = false;
                body_.halfsize.setxy(10.0, 10.0);
+
+               color = new Color(144, 195, 212);
        }

+       public Color color;
+
        private Body body_;
        public Body body(){ return body_; }

@@ -236,10 +240,11 @@ context State {
                all_.add(paddle_);
        }

-       public void spawn_ball(Vector center, Vector velocity){
+       public void spawn_ball(Vector center, Vector velocity, Color color){
                Ball ball = new Ball();
                ball.body.center = center;
                ball.body.velocity = velocity;
+               ball.color = color;
                balls_.add(ball);
                all_.add(ball);
        }
@@ -500,7 +505,7 @@ context Render {

        role Canvas {
                public void ball(Ball ball){
-                       body(new Color(144, 195, 212), ball.body);
+                       body(ball.color, ball.body);
                }

                public void block(Block block){
@@ -593,8 +598,8 @@ context World implements CollisionHandler {
                double cx = state_.paddle.body.center.x.clone;
                double cy = state_.paddle.body.center.y - 20.0;

-               state_.spawn_ball(new Vector(cx+10.0,cy), new Vector(100.0, -100.0));
-               state_.spawn_ball(new Vector(cx-10.0,cy), new Vector(-90.0, -100.0));
+               state_.spawn_ball(new Vector(cx+10.0,cy), new Vector(100.0, -100.0), new Color(0, 255, 0));
+               state_.spawn_ball(new Vector(cx-10.0,cy), new Vector(-90.0, -100.0), new Color(0, 0, 255));

                // spawn walls
                state_.spawn_wall(