3）主程序
import threadingfrom sprites import *from initialize import *# noinspection PyPep8Naming# 主游戏类class PlaneGame(object):def __init__(self):self.score = 0self.bullet_grade = 1# 初始的子弹等级self.boss_flag = 0# 判断BOSS是否出现self.ready_time = pygame.time.get_ticks()# 用来控制显示ready画面的时钟self.star_enemy_life = STAR_ENEMY_LIFE# 星星敌机需要几颗子弹self.boss_enemy_life = BOSS_ENEMY_LIFE# BOSS敌机需要几颗子弹self.bullet_type = {1: 'One', 2: 'Two', 3: 'Three', 4: 'Four'}self.screen = pygame.display.set_mode(SCREEN_RECT.size)logo = pygame.image.load(LOGO_IMAGE)# 设置游戏窗口图标pygame.display.set_icon(logo)pygame.display.set_caption(GAME_NAME)# 设置游戏窗口名称self.clock = pygame.time.Clock()# 创建游戏时钟self.__createSprite()# 调用私有方法, 创建精灵和组pygame.time.set_timer(CREATE_ENEMY_EVENT, ENEMY_TIMER)# 设置定时器事件pygame.time.set_timer(OWN_FIRE_EVENT, BULLET_TIMER)pygame.time.set_timer(BONUS_ENEMY_EVENT, BONUS_TIMER)pygame.time.set_timer(STAR_ENEMY_EVENT, START_TIMER)pygame.time.set_timer(BOSS_ENEMY_EVENT, BOSS_TIMER)pygame.time.set_timer(BULLET_BOSS_EVENT, BULLET_BOSS_TIMER)self.life_num = LIFE_NUMSdef __createSprite(self):""" 私有方法 ， 创建精灵和组 """bg1 = BackGround(BACKGROUND)# 创建背景和组bg2 = BackGround(BACKGROUND)bg2.rect.y = -bg2.rect.height# ???self.back_group = pygame.sprite.Group(bg1, bg2)self.ready_go_group = pygame.sprite.Group()# 创建ready组self.ready_go_group.add(ReadyGo())self.enemy_red_group = pygame.sprite.Group()# 创建红色敌机组self.enemy_down_group = pygame.sprite.Group()# 创建被击中敌机组self.bonus_enemy_group = pygame.sprite.Group()# 创建加分敌机组self.gold_coin_group = pygame.sprite.Group()# 创建金币组self.star_enemy_group = pygame.sprite.Group()# 创建星星敌机组self.boss_enemy = EnemyBoss()# ???self.boss_enemy_group = pygame.sprite.Group()# 创建BOSS敌机组self.bullet_boss_group = pygame.sprite.Group()# 创建BOSS子弹组self.star_coin_group = pygame.sprite.Group()# 创建星星组self.own_died_group = pygame.sprite.Group()# 创建自己死亡飞机的组self.__resetOwn()# 创建自己的飞机和组def start(self):""" 游戏开始 """while True:self.clock.tick(FPS)# 刷新帧率self.__eventHandler()# 事件监听self.__checkCollide()# 碰撞检测self.__updateSprites()# 更新/绘制画面pygame.display.update()# 更新屏幕显示self.__gameOver()# 游戏结束def __eventHandler(self):""" 事件监听(监听定时器常量) """for event in pygame.event.get():if event.type == pygame.QUIT:# 判断是否退出游戏PlaneGame.quit()elif event.type == CREATE_ENEMY_EVENT:# 当事件值等于CREATE_ENEMY_EVENT时 ， 将敌机精灵添加到组enemy = EnemyRed()self.enemy_red_group.add(enemy)elif event.type == BONUS_ENEMY_EVENT:# 当事件值等于BONUS_ENEMY_EVENT时 ， 将加分敌机加入到组bonus_enemy = EnemyRed()self.bonus_enemy_group.add(bonus_enemy)elif event.type == STAR_ENEMY_EVENT:# 当事件值等于STAR_ENEMY_EVENT时 ， 将星星敌机加入到组self.star_enemy_life = STAR_ENEMY_LIFE# 赋予新的星星敌机生命值star_enemy = EnemyBlue()self.star_enemy_group.add(star_enemy)elif event.type == BOSS_ENEMY_EVENT:# 当事件值等于BOSS_ENEMY_EVENT时 ， 将BOSS敌机加入到组self.boss_enemy_life = BOSS_ENEMY_LIFE# 赋予新的BOSS敌机生命值self.boss_enemy = EnemyBoss()# ????self.boss_enemy_group.add(self.boss_enemy)self.boss_flag = 1# 修改BOSS出现的flagelif event.type == OWN_FIRE_EVENT:# 当事件值等于OWN_FIRE_EVENT时 ， 按子弹等级开火for n in self.bullet_type:grade = 4 if self.bullet_grade > 4 else self.bullet_gradeif grade == n:exec('self.own.fire{}()'.format(self.bullet_type[n]))if self.boss_flag == 1:# 如果BOSS出现 ， 则发射子弹if event.type == BULLET_BOSS_EVENT:self.boss_enemy.fire()keys_pressed = pygame.key.get_pressed()# 使用键盘提供的方法获取按键, 得到一个按键元组if keys_pressed[pygame.K_RIGHT]:# 按右方向键时向右移动 ， 水平速度为4self.own.speed_y = 0# 同时将垂直方向的速度变为0self.own.speed_x = MOVE_SPEEDelif keys_pressed[pygame.K_LEFT]:# 按左方向键时向右移动 ， 水平速度为4self.own.speed_y = 0self.own.speed_x = -MOVE_SPEEDelif keys_pressed[pygame.K_UP]:# 按上方向键时向右移动 ， 垂直速度为-4self.own.speed_x = 0# 同时将水平方向的速度变为0self.own.speed_y = -MOVE_SPEEDelif keys_pressed[pygame.K_DOWN]:# 按下方向键时向右移动 ， 垂直速度为4self.own.speed_x = 0self.own.speed_y = MOVE_SPEEDelif keys_pressed[pygame.K_SPACE]:# 按空格键时暂停游戏self.__gamePause(True)else:# 按其他键或不按时不移动self.own.speed_x = 0self.own.speed_y = 0def __checkCollide(self):""" 碰撞检测 """# 当子弹和敌机碰撞 ， 敌机爆炸 ， 得分加1 ， groupcollide()是精灵基类中的方法 ， 返回一个字典 ， 子弹是键 ， 敌机是值killers = pygame.sprite.groupcollide(self.own.bullets, self.enemy_red_group, True, True)# 子弹摧毁敌机if len(killers) > 0:# 如果返回值长度大于0时 ， 得分加1self.score += 1enemy_down = SpriteDown(ENEMY_DOWN_IMAGE, list(killers.keys())[0].rect, 0)# 取出碰撞字典中的键用来定位显示爆炸self.enemy_down_group.add(enemy_down)# 当敌机和已机碰撞 ， 飞机数量减1 ， 1秒后重新显示一架飞机died_1 = pygame.sprite.groupcollide(self.enemy_red_group, self.own_group, True, True)# 敌机撞毁自己飞机died_2 = pygame.sprite.groupcollide(self.bonus_enemy_group, self.own_group, True, True)# 加分敌机撞毁自己飞机died_3 = pygame.sprite.groupcollide(self.star_enemy_group, self.own_group, True, True)# 星星敌机撞毁自己飞机died_4 = pygame.sprite.groupcollide(self.boss_enemy.bullets, self.own_group, True, True)# BOSS敌机子弹击毁已机died_5 = pygame.sprite.groupcollide(self.boss_enemy_group, self.own_group, True, True)# BOSS敌机撞毁已机died_owns = {**died_1, **died_2, **died_3, **died_4, **died_5}# 合并字典if len(died_owns) > 0:# 列表有内容代表发生碰撞了self.life_num -= 1# 飞机数量减1own_died = SpriteDown(OWN_DOWN_IMAGE, list(died_owns.keys())[0].rect, 0)self.own_died_group.add(own_died)self.s = threading.Timer(1, self.__resetOwn)# 设置一个多线程定时调用函数 ， 1秒后开始执行self.s.start()# 当子弹和加分敌机碰撞 ， 出现金币继续下落bonus_enemies = pygame.sprite.groupcollide(self.own.bullets, self.bonus_enemy_group, True, True)if len(bonus_enemies) > 0:self.score += 1gold_coin = SpriteDown(GOLD_COIN_IMAGE, list(bonus_enemies.keys())[0].rect, 1)self.gold_coin_group.add(gold_coin)# 当已机和硬币碰撞 ， 得分+5 ， 金币消失gold = pygame.sprite.groupcollide(self.gold_coin_group, self.own_group, True, False)if len(gold) > 0:self.score += 5# 当子弹和星星敌机碰撞 ， 子弹消失 ， 超过n颗子弹后出现星星继续下落if self.star_enemy_life <= 0:star_enemy = pygame.sprite.groupcollide(self.own.bullets, self.star_enemy_group, True, True)if len(star_enemy) > 0:self.score += 5star_coin = SpriteDown(STAR_IMAGE, list(star_enemy.keys())[0].rect, 1)self.star_coin_group.add(star_coin)else:star_enemies = pygame.sprite.groupcollide(self.own.bullets, self.star_enemy_group, True, False)if len(star_enemies) > 0:self.star_enemy_life -= 1# 当子弹和BOSS敌机碰撞 ， 子弹消失 ， 超过n颗子弹后BOSS敌机爆炸if self.boss_enemy_life <= 0:boss_enemy = pygame.sprite.groupcollide(self.own.bullets, self.boss_enemy_group, True, True)if len(boss_enemy) > 0:self.score += 300enemy_down = SpriteDown(ENEMY_DOWN_IMAGE, list(boss_enemy.keys())[0].rect, 1)self.enemy_down_group.add(enemy_down)self.boss_flag = 0else:boss_enemies = pygame.sprite.groupcollide(self.own.bullets, self.boss_enemy_group, True, False)if len(boss_enemies) > 0:self.boss_enemy_life -= 1# 当已机和星星碰撞 ， 得分+10 ， 子弹等级+1star = pygame.sprite.groupcollide(self.star_coin_group, self.own_group, True, False)if len(star) > 0:self.score += 10self.bullet_grade += 1def __resetOwn(self):""" 自己飞机重生 """self.own = Own()# 创建自己的飞机精灵和精灵组self.own_group = pygame.sprite.Group(self.own)self.bullet_grade = 1# 初始的子弹等级def __infoDisplay(self, text, pos, angle):"""-- 显示游戏信息:param text: 文字内容:param pos: 位置[x, y]:param angle: 用来定位的角:return:"""score_font = pygame.font.Font(SYS_FONT, 24)score_text = score_font.render(text, True, (255, 255, 255))text_rect = score_text.get_rect()exec('text_rect.{}={}'.format(angle, pos))self.screen.blit(score_text, text_rect)def __updateSprites(self):""" 更新/绘制精灵组 """self.back_group.update()self.back_group.draw(self.screen)self.__infoDisplay('score ' + str(self.score), [20, 10], 'topleft')self.__infoDisplay('level 01', [492, 10], 'topright')self.__infoDisplay('life ' + str(self.life_num), [230, 10], 'topleft')if pygame.time.get_ticks() < self.ready_time + 3000:# 显示ready画面3秒self.ready_go_group.update()self.ready_go_group.draw(self.screen)if pygame.time.get_ticks() > self.ready_time + 4000:# ready画面1秒后开始显示游戏元素self.enemy_red_group.update()self.enemy_red_group.draw(self.screen)# 显示敌机self.bonus_enemy_group.update()self.bonus_enemy_group.draw(self.screen)# 显示加分敌机self.star_enemy_group.update()self.star_enemy_group.draw(self.screen)# 显示星星敌机self.boss_enemy_group.update()self.boss_enemy_group.draw(self.screen)# 显示BOSS敌机self.enemy_down_group.update()self.enemy_down_group.draw(self.screen)# 显示敌机爆炸self.own.bullets.update()self.own.bullets.draw(self.screen)# 显示已方子弹self.boss_enemy.bullets.update()self.boss_enemy.bullets.draw(self.screen)# 显示BOSS子弹self.own_died_group.update()self.own_died_group.draw(self.screen)# 显示已方飞机爆炸self.gold_coin_group.update()self.gold_coin_group.draw(self.screen)# 显示金币self.star_coin_group.update()self.star_coin_group.draw(self.screen)# 显示星星self.own_group.update()self.own_group.draw(self.screen)# 显示已方飞机def __gamePause(self, pause=False):""" 暂停游戏 ，  按任意键退出"""self.__infoDisplay('Any key to continue...', SCREEN_CENTER, 'center')pygame.display.update()# 更新屏幕显示while pause:for event in pygame.event.get():if event.type == pygame.QUIT:PlaneGame.quit()elif event.type == pygame.KEYDOWN:pause = Falsedef __gameOver(self):""" 游戏结束 ， 按ESC重新开始 """if self.life_num == 0:# 如果飞机数量为0 ， 退出游戏game_over = pygame.image.load(GAME_OVER)# 显示GAMEOVER图片self.screen.blit(game_over, (50, 150))self.__infoDisplay('press ESC play again...', SCREEN_CENTER, 'center')pygame.display.update()# 更新屏幕显示flag = Truewhile flag:for event in pygame.event.get():if event.type == pygame.QUIT:PlaneGame.quit()elif event.type == pygame.KEYDOWN:if event.key == pygame.K_ESCAPE:# 按SPACE重新开始游戏flag = FalsePlaneGame().start()@staticmethoddef quit():""" 静态函数 ， 退出游戏 """pygame.quit()exit()