上传文件至 'alien和alien_invasion'

alien和alien_invasion/alien.py

@@ -0,0 +1,29 @@
+import pygame
+from pygame.sprite import Sprite
+
+
+class Alien(Sprite):
+    def __init__(self, ai_settings, screen):
+        super(Alien,self).__init__()
+        self.screen = screen
+        self.ai_settings = ai_settings
+        self.image = pygame.image.load('images/alien.bmp')
+        self.rect = self.image.get_rect()
+        self.rect.x = self.rect.width
+        self.rect.y = self.rect.height
+        self.x = float(self.rect.x)
+
+    def blitme(self):
+        self.screen.blit(self.image, self.rect)
+
+    # 如果外星人位于屏幕边缘，就返回True
+    def check_edges(self):
+        screen_rect = self.screen.get_rect()
+        if self.rect.right >= screen_rect.right:
+            return True
+        elif self.rect.left <= 0:
+            return True
+
+    def update(self):
+        self.x += (self.ai_settings.alien_speed_factor * self.ai_settings.fleet_direction)
+        self.rect.x = self.x

alien和alien_invasion/alien_invasion.py

@@ -0,0 +1,52 @@
+import pygame
+
+from settings import Settings
+from ship import Ship
+import game_functions as gf
+from pygame.sprite import Group
+from game_stats import GameStats
+from button import Button
+from scoreboard import Scoreboard
+
+
+def run_game():
+    # init初始化背景设置
+    pygame.init()
+    ai_settings = Settings()
+    screen = pygame.display.set_mode((ai_settings.screen_width, ai_settings.screen_height))
+    pygame.display.set_caption("Alien Invasion")
+
+    # 创建一个 play按钮
+    play_button = Button(ai_settings, screen, 'Play')
+
+    # 创建一个用于存储游戏统计信息的实例
+    stats = GameStats(ai_settings)
+
+    # 创建存储游戏统计信息的实例，并创建记分牌
+    sb = Scoreboard(ai_settings, screen, stats)
+
+    # 创建一艘飞船
+    ship = Ship(ai_settings, screen)
+
+    # 创建一个用于存储子弹的编组
+    bullets = Group()
+
+    # 创建一个外星人编组
+    aliens = Group()
+
+    # 创建外星人群
+    gf.create_fleet(ai_settings, screen, ship, aliens)
+
+    # 游戏的主循环
+    while True:
+        # 监视键盘和鼠标事件
+        gf.check_events(ai_settings, screen, stats, sb, play_button, ship, aliens, bullets)
+        if stats.game_active:
+            ship.update()
+            gf.update_bullets(ai_settings, screen, stats, sb, ship, aliens, bullets)
+            gf.update_aliens(ai_settings, screen, stats, sb, ship, aliens, bullets)
+
+        gf.update_screen(ai_settings, screen, stats, sb, ship, aliens, bullets, play_button)
+
+
+run_game()