public PongPuck() {
super(ImageCache.forClass(Pong.class).get("puck.png"));
cmc = new ConstantMovementController(new Random().nextBoolean() ? 5 : -5, 0);
addController(cmc);
addListener(new BoundaryRemovalListener());
setPrimitive(PrimitiveShape.CIRCLE);
ParentBoundsListener bounce =
new ParentBoundsListener() {
@Override
public void invoke(GObject target, Context context) {
cmc.setVelocityY(-cmc.getVelocityY());
double vx = cmc.getVelocityX();
// Test the sign.
if (vx > 0) {
vx += 0.01;
} else if (vx < 0) {
vx -= 0.01;
} else {
// It's zero; do nothing.
}
// Set the velocity.
cmc.setVelocityX(vx);
}
};
bounce.setValidateHorizontal(false);
addListener(bounce);
HitTestListener htl =
new HitTestListener(PongPaddle.class) {
@Override
public void invoke(GObject target, Context context) {
flip();
PongPaddleTwo paddle = context.hitTestClass(PongPaddleTwo.class).get(0);
double offset = getY() - paddle.getY();
double maxVelocity = getHeight();
double newVelocity = cmc.getVelocityY() + offset * 0.1 - 0.05;
if (newVelocity > maxVelocity) {
newVelocity = maxVelocity;
}
cmc.setVelocityY(newVelocity);
}
};
addListener(htl);
HitTestListener htlTwo =
new HitTestListener(PongPaddleTwo.class) {
@Override
public void invoke(GObject target, Context context) {
flip();
PongPaddleTwo paddle = context.hitTestClass(PongPaddleTwo.class).get(0);
double offset = getY() - paddle.getY();
double maxVelocity = getHeight();
double newVelocity = cmc.getVelocityY() + offset * 0.1 - 0.05;
if (newVelocity > maxVelocity) {
newVelocity = maxVelocity;
}
cmc.setVelocityY(newVelocity);
}
};
addListener(htlTwo);
}
public GameOverView() {
super(new GSprite(ImageCache.forClass(Pong.class).get("gameover.png")));
ImageCache cache = ImageCache.forClass(Pong.class);
Image image = cache.get("gameover.png");
GSprite sprite = new GSprite(image);
}