- r.center_on(Point::new(self.pos.x as i32, self.pos.y as i32));
- canvas.fill_rect(r).unwrap();
+ r.center_on((self.pos.x as i32, self.pos.y as i32));
+ renderer.canvas().fill_rect(r).unwrap();
+ }
+}
+
+pub struct CircleBoll {
+ pub boll: SquareBoll,
+}
+
+impl CircleBoll {
+ pub fn new(pos: Point<f64>, vel: Point<f64>) -> CircleBoll {
+ CircleBoll {
+ boll: SquareBoll { pos, vel },
+ }
+ }
+}
+
+impl Boll for CircleBoll {
+ fn update(&mut self) {
+ self.boll.update();
+ }
+
+ fn draw(&self, renderer: &mut Renderer, size: u32) {
+ let val = 255 - std::cmp::min(255, (self.boll.vel.length() * 20.0) as u8);
+ renderer
+ .canvas()
+ .filled_circle(
+ self.boll.pos.x as i16,
+ self.boll.pos.y as i16,
+ size as i16,
+ (val, val, val, 128),
+ )
+ .unwrap();