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171 lines
4.8 KiB
171 lines
4.8 KiB
4 months ago
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import pygame
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import random
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import math # 添加这行导入
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# 初始化pygame
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pygame.init()
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# 设置屏幕
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screen_width = 480
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screen_height = 640
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screen = pygame.display.set_mode((screen_width, screen_height))
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pygame.display.set_caption("飞机大战")
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# 定义颜色
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WHITE = (255, 255, 255)
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BLACK = (0, 0, 0)
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RED = (255, 0, 0)
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# 加载图像
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player_img = pygame.image.load("player.png")
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enemy_img = pygame.image.load("enemy.png")
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boss_img = pygame.image.load("boss.png")
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bullet_img = pygame.image.load("bullet.png")
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enemy_bullet_img = pygame.image.load("bossbullet.png") if pygame.image.load("bossbullet.png") else pygame.Surface((10, 10))
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bg_img = pygame.image.load("bg.png")
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# 定义飞机类
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class Player(pygame.sprite.Sprite):
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def __init__(self):
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super().__init__()
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self.image = player_img
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self.rect = self.image.get_rect()
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self.rect.center = (screen_width // 2, screen_height - 60)
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self.speed = 8
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def update(self):
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keys = pygame.key.get_pressed()
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if keys[pygame.K_LEFT] and self.rect.left > 0:
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self.rect.x -= self.speed
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if keys[pygame.K_RIGHT] and self.rect.right < screen_width:
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self.rect.x += self.speed
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# 定义普通敌机类
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class Enemy(pygame.sprite.Sprite):
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def __init__(self):
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super().__init__()
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self.image = enemy_img
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self.rect = self.image.get_rect()
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self.rect.x = random.randint(0, screen_width - self.rect.width)
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self.rect.y = random.randint(-100, -40)
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self.speed = random.randint(1, 3)
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def update(self):
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self.rect.y += self.speed
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if self.rect.top > screen_height:
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self.rect.x = random.randint(0, screen_width - self.rect.width)
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self.rect.y = random.randint(-100, -40)
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# 定义精英敌机类
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class Boss(Enemy):
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def __init__(self):
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super().__init__()
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self.image = boss_img
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self.shoot_delay = 1000
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self.last_shot = pygame.time.get_ticks()
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def update(self):
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super().update()
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if pygame.time.get_ticks() - self.last_shot > self.shoot_delay:
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self.last_shot = pygame.time.get_ticks()
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self.shoot()
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def shoot(self):
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for angle in range(-45, 46, 15):
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bullet = EnemyBullet(self.rect.centerx, self.rect.bottom, angle)
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all_sprites.add(bullet)
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enemy_bullets.add(bullet)
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# 定义子弹类
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class Bullet(pygame.sprite.Sprite):
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def __init__(self, x, y):
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super().__init__()
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self.image = bullet_img
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self.rect = self.image.get_rect()
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self.rect.center = (x, y)
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self.speed = -10
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def update(self):
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self.rect.y += self.speed
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if self.rect.bottom < 0:
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self.kill()
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# 定义精英敌机子弹类
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class EnemyBullet(pygame.sprite.Sprite):
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def __init__(self, x, y, angle):
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super().__init__()
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self.image = enemy_bullet_img
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self.rect = self.image.get_rect()
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self.rect.center = (x, y)
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self.speed = 5
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self.angle = angle
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self.dx = self.speed * math.cos(math.radians(angle))
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self.dy = self.speed * math.sin(math.radians(angle))
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def update(self):
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self.rect.x += self.dx
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self.rect.y += self.dy
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if self.rect.top > screen_height or self.rect.left < 0 or self.rect.right > screen_width:
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self.kill()
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# 创建精灵组
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all_sprites = pygame.sprite.Group()
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enemies = pygame.sprite.Group()
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bullets = pygame.sprite.Group()
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enemy_bullets = pygame.sprite.Group()
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# 创建玩家
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player = Player()
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all_sprites.add(player)
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# 创建敌机
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for _ in range(6):
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enemy = Enemy()
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all_sprites.add(enemy)
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enemies.add(enemy)
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# 创建精英敌机
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boss = Boss()
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all_sprites.add(boss)
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enemies.add(boss)
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# 游戏主循环
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scroll_speed = 1
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bg_y = 0
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running = True
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while running:
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for event in pygame.event.get():
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if event.type == pygame.QUIT:
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running = False
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elif event.type == pygame.KEYDOWN:
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if event.key == pygame.K_SPACE:
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bullet = Bullet(player.rect.centerx, player.rect.top)
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all_sprites.add(bullet)
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bullets.add(bullet)
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bg_y += scroll_speed
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if bg_y >= screen_height:
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bg_y = 0
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all_sprites.update()
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# 检查子弹与敌机碰撞
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hits = pygame.sprite.groupcollide(enemies, bullets, True, True)
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for hit in hits:
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if isinstance(hit, Boss):
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enemy = Boss()
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else:
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enemy = Enemy()
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all_sprites.add(enemy)
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enemies.add(enemy)
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# 填充背景
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screen.blit(bg_img, (0, bg_y))
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screen.blit(bg_img, (0, bg_y - screen_height))
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all_sprites.draw(screen)
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pygame.display.flip()
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pygame.time.delay(30)
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pygame.quit()
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