飞机大战planes_game.zip

import pygame from plane_sprite import * # 屏幕大小的常量 SCREEN_RECT = pygame.Rect(0, 0, 480, 700) # 帧率 FRAME_PER_SEC = 60 # 敌机创建监听事件ID CREATE_ENEMY_EVENT = pygame.USEREVENT # 英雄发射子弹监听事件ID HERO_FIRE_EVENT = pygame.USEREVENT + 1 class PlaneGame(object): """飞机大战主游戏""" def __init__(self): print("game init...") self.screen = pygame.display.set_mode(SCREEN_RECT.size) self.clock = pygame.time.Clock() self.__creat_sprites() # 定时器 pygame.time.set_timer(CREATE_ENEMY_EVENT, 1000) pygame.time.set_timer(HERO_FIRE_EVENT, 500) def __creat_sprites(self): # 英雄 self.hero = Hero() self.hero_group = pygame.sprite.Group(self.hero) # 背景图片滚动 self.bg_group = pygame.sprite.Group(Background(), Background(True)) # 敌机精灵组 self.enemy_group = pygame.sprite.Group() def start_game(self): print("ready?go!") while True: # 1.设置刷新频率 self.clock.tick(FRAME_PER_SEC) # 2.事件监听 self.__event_handler() # 3.碰撞检测 self.__check_collide() # 4.更新、绘制精灵族 self.__update_sprites() # 5.更新显示 pygame.display.update() def __event_handler(self): for event in pygame.event.get(): # print(event) # 判断是否退出游戏 if event.type == pygame.QUIT: PlaneGame.__game_over() elif event.type == CREATE_ENEMY_EVENT: # 新敌机飞入 self.enemy_group.add(Enemy()) elif event.type == HERO_FIRE_EVENT: # 发射子弹 self.hero.fire() keys_pressed = pygame.key.get_pressed() if keys_pressed[pygame.K_LEFT]: self.hero.speed = -2 print("向左移动") elif keys_pressed[pygame.K_RIGHT]: self.hero.speed = 2 print("向右移动") else: self.hero.speed = 0 def __check_collide(self): pygame.sprite.groupcollide(self.hero.bullets, self.enemy_group, True, True) enemies = pygame.sprite.spritecollide(self.hero, self.enemy_group, True) if len(enemies) > 0: self.hero.kill() PlaneGame.__game_over() # pygame.sprite.spritecollideany(self.hero, self.enemy_group) def __update_sprites(self): self.bg_group.update() self.bg_group.draw(self.screen) self.enemy_group.update() self.enemy_group.draw(self.screen) self.hero_group.update() self.hero_group.draw(self.screen) self.hero.bullets.update() self.hero.bullets.draw(self.screen) @staticmethod def __game_over(): print("game over...") pygame.quit() exit() if __name__ == '__main__': game = PlaneGame() game.start_game()