| 56 | |
| 57 | |
| 58 | class Ball(Block): |
| 59 | def __init__(self, path, x_pos, y_pos, speed_x, speed_y, paddles): |
| 60 | super().__init__(path, x_pos, y_pos) |
| 61 | self.speed_x = speed_x * random.choice((-1, 1)) |
| 62 | self.speed_y = speed_y * random.choice((-1, 1)) |
| 63 | self.paddles = paddles |
| 64 | self.active = False |
| 65 | self.score_time = 0 |
| 66 | |
| 67 | def update(self): |
| 68 | if self.active: |
| 69 | self.rect.x += self.speed_x |
| 70 | self.rect.y += self.speed_y |
| 71 | self.collisions() |
| 72 | else: |
| 73 | self.restart_counter() |
| 74 | |
| 75 | def collisions(self): |
| 76 | if self.rect.top <= 0 or self.rect.bottom >= HEIGHT: |
| 77 | pygame.mixer.Sound.play(hit_sound) |
| 78 | self.speed_y *= -1 |
| 79 | |
| 80 | if pygame.sprite.spritecollide(self, self.paddles, False): |
| 81 | pygame.mixer.Sound.play(hit_sound) |
| 82 | collision_paddle = pygame.sprite.spritecollide(self, self.paddles, False)[ |
| 83 | 0 |
| 84 | ].rect |
| 85 | if abs(self.rect.right - collision_paddle.left) < 10 and self.speed_x > 0: |
| 86 | self.speed_x *= -1 |
| 87 | if abs(self.rect.left - collision_paddle.right) < 10 and self.speed_x < 0: |
| 88 | self.speed_x *= -1 |
| 89 | if abs(self.rect.top - collision_paddle.bottom) < 10 and self.speed_y < 0: |
| 90 | self.rect.top = collision_paddle.bottom |
| 91 | self.speed_y *= -1 |
| 92 | if abs(self.rect.bottom - collision_paddle.top) < 10 and self.speed_x > 0: |
| 93 | self.rect.bottom = collision_paddle.top |
| 94 | self.speed_y *= -1 |
| 95 | |
| 96 | def reset_ball(self): |
| 97 | for paddle in self.paddles: |
| 98 | if paddle.x == 20: |
| 99 | paddle.rect.center = (20, HEIGHT / 2) |
| 100 | else: |
| 101 | paddle.rect.center = (WIDTH - 20, HEIGHT / 2) |
| 102 | self.active = False |
| 103 | self.speed_x *= random.choice((-1, 1)) |
| 104 | self.speed_y *= random.choice((-1, 1)) |
| 105 | self.score_time = pygame.time.get_ticks() |
| 106 | self.rect.center = (WIDTH / 2, HEIGHT / 2) |
| 107 | if started > 1: |
| 108 | pygame.mixer.Sound.play(score_sound) |
| 109 | |
| 110 | def restart_counter(self): |
| 111 | current_time = pygame.time.get_ticks() |
| 112 | countdown_number = 3 |
| 113 | |
| 114 | if current_time - self.score_time <= 700: |
| 115 | countdown_number = 3 |