飞机大作战（初级）
完整代码如下：
注意，需要在对应同一个文件中放入相应的游戏需要用的图片及音效。否则可能报错
# 导入pygame库import pygameimport random# 设置常量# 颜色GREEN = (84, 255, 159)BLACK = (0, 0, 0)# 窗口大小WIDTH, HEIGHT = 800, 600# 自定义敌机出现事件CREATE_ENEMY = pygame.USEREVENT# 初始化pygame.init()# 创建游戏窗口screen = pygame.display.set_mode((WIDTH, HEIGHT))# 设置游戏名称pygame.display.set_caption("飞机大战")# 添加系统时钟clock = pygame.time.Clock()pygame.time.set_timer(CREATE_ENEMY, 2000)class Hero(pygame.sprite.Sprite):# 初始化英雄def __init__(self, speed):pygame.sprite.Sprite.__init__(self)self.image = pygame.image.load("./image/plane.png")self.rect = self.image.get_rect()self.rect.width *= 0.6self.rect.height *= 0.6self.image = pygame.transform.scale(self.image, (self.rect.width, self.rect.height))self.rect.x = 100self.rect.y = 100self.speed = speedself.ready_to_fire = 0# 更新def update(self, *args):keys = pygame.key.get_pressed()if keys[pygame.K_UP]:self.rect.y -= self.speedif keys[pygame.K_DOWN]:self.rect.y += self.speedif keys[pygame.K_LEFT]:self.rect.x -= self.speedif keys[pygame.K_RIGHT]:self.rect.x += self.speedif keys[pygame.K_SPACE]:if self.ready_to_fire == 0:self.fire()self.ready_to_fire += 1if self.ready_to_fire > 5:self.ready_to_fire = 0else:self.ready_to_fire = 0def fire(self):# 发射子弹bullet = Bullet(10)bullet.rect.x = self.rect.rightbullet.rect.centery = self.rect.centerybullet_group.add(bullet)class Bullet(pygame.sprite.Sprite):# 初始化子弹def __init__(self, speed):pygame.sprite.Sprite.__init__(self)self.image = pygame.image.load("./image/bullet.png")self.rect = self.image.get_rect()self.speed = speed# 更新def update(self, *args):self.rect.x += self.speedif self.rect.x > WIDTH:self.kill()class Enemy(pygame.sprite.Sprite):# 初始化敌人def __init__(self, speed):pygame.sprite.Sprite.__init__(self)self.image = pygame.image.load("./image/enemy1.png")self.rect = self.image.get_rect()self.rect.x = WIDTHself.rect.y = random.randint(0, HEIGHT)self.speed = speed# 更新def update(self, *args):self.rect.x -= self.speedif self.rect.x < 0:self.kill()class Explode(pygame.sprite.Sprite):# 初始化爆炸def __init__(self):pygame.sprite.Sprite.__init__(self)self.images = [pygame.image.load("./image/explode" + str(i) + ".png") for i in range(1, 4) ]self.image_index = 0self.image = self.images[self.image_index]self.rect = self.image.get_rect()self.ready_to_change = 0def update(self, *args):if self.image_index < 2:self.ready_to_change += 1if self.ready_to_change % 4 == 0:self.image_index += 1self.image = self.images[self.image_index]else:self.kill()class BackGround(pygame.sprite.Sprite):# 初始化背景def __init__(self):pygame.sprite.Sprite.__init__(self)self.image = pygame.image.load("./image/background.jpg")self.rect = self.image.get_rect()self.ready_to_move = 0# 更新def update(self, *args):if self.ready_to_move == 0:self.rect.x -= 1if self.rect.right <= 0:self.rect.x = self.rect.widthif self.ready_to_move > 1:self.ready_to_move = 0else:self.ready_to_move += 1# 初始化英雄hero = Hero(4)# 初始化背景bg = BackGround()bg2 = BackGround()bg2.rect.x = bg2.rect.width# 初始化精灵组bg_group = pygame.sprite.Group()hero_group = pygame.sprite.Group()enemy_group = pygame.sprite.Group()bullet_group = pygame.sprite.Group()explode_group = pygame.sprite.Group()# 添加到精灵组hero_group.add(hero)bg_group.add(bg, bg2)# 游戏循环while True:# 设置刷新频率clock.tick(60)# 玩家操作for event in pygame.event.get():if event.type == pygame.QUIT:pygame.quit()exit()if event.type == CREATE_ENEMY:enemy_group.add(Enemy(random.randint(1, 4)))# 游戏更新# 碰撞检测collision = pygame.sprite.groupcollide(enemy_group, bullet_group, True, True)for enemy in collision.keys():explode = Explode()explode.rect = enemy.rectexplode_group.add(explode)# 屏幕更新screen.fill(BLACK)for group in [bg_group, hero_group, enemy_group, bullet_group, explode_group]:group.update()group.draw(screen)pygame.display.update()
本代码的不足：
飞机可以飞出屏幕；
飞机不会阵亡；
子弹为连发，但非为多排发；
效果如下图：
（注：代码为搬运，如有不妥，删，仅供学习参考使用）
