class PingPong:
def __init__(self):
self.middle_rects = self.create_middle_rects(5, 15)
# Initialize entities
self.player = Player(20, 20, 100, PLAYER_COLOR)
self.enemy = Enemy(SCREEN_WIDTH - 20 - 20, 20, 100, ENEMY_COLOR)
self.ball = Ball(12, 600)
# Initialize fonts
self.score_font = pygame.font.Font("8bit.ttf", SCORE_SIZE)
self.player_score_label = self.score_font.render(
str(self.player.score), True, SCORE_COLOR)
self.enemy_score_label = self.score_font.render(
str(self.enemy.score), True, SCORE_COLOR)
def update(self, delta):
# Update entities
self.player.update(delta)
self.enemy.update(delta)
self.ball.update(delta)
# Check if the ball collides with one of both paddles
ball_collides_player = (self.ball.rect.colliderect(self.player.rect)
and self.ball.velocity.x < 0)
ball_collides_enemy = (self.ball.rect.colliderect(self.enemy.rect)
and self.ball.velocity.x > 0)
if ball_collides_player:
self.ball.rect.x = self.player.rect.topright[0]
# Clamp the value between 0 and player's height
hit_relative_y = max(
0,
min(self.ball.rect.topleft[1] - self.player.rect.topright[1],
self.player.rect.height))
self.ball.change_angle(hit_relative_y, self.player.rect.height)
self.enemy.calculate_next_position(self.ball)
elif ball_collides_enemy:
self.ball.rect.x = self.enemy.rect.x - self.ball.radius * 2
self.ball.velocity.x *= -1
self.ball.predicted_y = -1
# Increase score and update the label
if self.ball.rect.topleft[0] <= 0:
self.player.score += 1
self.player_score_label = self.score_font.render(
str(self.player.score), True, SCORE_COLOR)
self.ball.reset()
elif self.ball.rect.topright[0] >= SCREEN_WIDTH:
self.enemy.score += 1
self.enemy_score_label = self.score_font.render(
str(self.enemy.score), True, SCORE_COLOR)
def render(self, screen):
# Render scores
self.render_scores(screen)
self.render_middle_rects(screen)
# Render entities
self.player.render(screen)
self.enemy.render(screen)
self.ball.render(screen)
""" Returns an array of the rects that appear in the middle of the screen """
def create_middle_rects(self, width, number):
rects = []
height = SCREEN_HEIGHT / number / 2
for i in range(number):
y = i * height * 2 + height / 2
rect = pygame.Rect((SCREEN_WIDTH - width) / 2, y, width, height)
rects.append(rect)
return rects
def render_middle_rects(self, screen):
for rect in self.middle_rects:
pygame.draw.rect(screen, MIDDLE_RECTS_COLOR, rect)
def render_scores(self, screen):
screen.blit(self.player_score_label, PLAYER_SCORE_POSITION)
screen.blit(self.enemy_score_label, ENEMY_SCORE_POSITION)
player1.yc = 0
player1.y += player1.yc
# Enemy spawn logic
for r in rects:
size = (randint(25, 200), 25)
enemy.x -= enemy.speed
if enemy.x < 0:
enemy.generate_new(window, size)
score += 1
elif enemy.x == player1.x + 25 and enemy.y == player1.y:
enemy.speed = 0
window.game_over()
print('game')
print('Enemy X ' + str(enemy.x) + ', Player X ' + str(player1.x))
score_txt = font.render('Score: ' + str(score), False, (0, 0, 0))
window.display.blit(score_txt, [10, 10])
pygame.display.update()
window.display.fill(WHITE)
player1.update(window)
base.update(window)
enemy.update(window)
clock.tick(fps)