47 lines
2.6 KiB
Plaintext
47 lines
2.6 KiB
Plaintext
import pygame
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from pygame.sprite import Group #导入pygame模块下sprite子模块中的Group类
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from settings import Settings #导入自定义的Settings类
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from ship import Ship #导入自定义的Ship类
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import game_functions as gf #导入自定义的game_functions类，并起别名为gf
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from game_stats import GameStats #导入自定义的GameStats类
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from button import Button #导入自定义的Button类
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from scoreboard import Scoreboard #导入自定义的Scoreboard类
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def run_game():
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# 初始化pygame、设置和屏幕对象
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pygame.init()
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ai_settings = Settings() #实例化Settings类
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screen = pygame.display.set_mode((ai_settings.screen_width, ai_settings.screen_height)) #调用display模块的set_mode()方法设置屏幕大小
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pygame.display.set_caption("Alien Invasion") #调用display模块的set_caption()方法设置标题
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# 创建Play按钮
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play_button = Button(ai_settings, screen, "Play") #实例化Button类
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# 创建存储游戏统计信息的实例，并创建记分牌
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stats = GameStats(ai_settings) #实例化GameStats类
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sb = Scoreboard(ai_settings, screen, stats) #实例化Scoreboard类
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# 创建一艘飞船、一个子弹编组和一个外星人编组
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ship = Ship(ai_settings, screen) #实例化Ship类
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bullets = Group() #实例化Group类
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aliens = Group() #实例化Group类
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# 创建外星人群
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gf.create_fleet(ai_settings, screen, ship, aliens) #调用gf模块的create_fleet()函数
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# 开始游戏的主循环
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while True:
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# 监视键盘和鼠标事件
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gf.check_events(ai_settings, screen, stats, sb, play_button, ship, aliens, bullets) #调用gf模块的check_events()函数，监测键盘和鼠标的事件
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if stats.game_active:
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ship.update() #调用Ship类的update()方法
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gf.update_bullets(ai_settings, screen, stats, sb, ship, aliens, bullets) #调用gf模块的update_bullets函数，更新子弹的状态
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gf.update_aliens(ai_settings, screen, stats, sb, ship, aliens, bullets) #调用gf模块的update_aliens函数，更新外星人的状态
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gf.update_screen(ai_settings, screen, stats, sb, ship, aliens, bullets, play_button) #调用gf模块的update_screen函数，更新屏幕的状态
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run_game() #运行游戏
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