创建设置、颜色、场景文件，场景更新逻辑放到单独文件中

src/config/color.py

@@ -0,0 +1,6 @@
+class Color:
+    black = (0, 0, 0)
+    white = (255, 255, 255)
+    a = (255, 0, 0)
+    b = (0, 255, 0)
+    c = (0, 0, 255)

src/config/game_config.py

@@ -0,0 +1,5 @@
+class GameConfig:
+    game_name = "Test Game"
+    window_x = 1920/2
+    window_y = 1080/2
+    bg_color = (0, 0, 0)

src/scenes/base_scene.py

@@ -0,0 +1,5 @@
+import pygame
+
+class BaseScene:
+    def __init__(self, screen: pygame.Surface):
+        self.screen = screen

src/scenes/main_menu_scene.py

@@ -0,0 +1,9 @@
+import pygame
+from src.config.color import Color
+from src.scenes.base_scene import BaseScene
+
+
+class MainMenuScene(BaseScene):
+
+    def update(self):
+        pygame.draw.rect(self.screen, Color.white, [10,20,30,40])

start.py

@@ -1,9 +1,8 @@
 import pygame
 
-from src.config.color import Color
 from src.config.game_config import GameConfig
+from src.scenes.main_menu_scene import MainMenuScene
 
-rect = [10,20,30,40]
 
 class Game:
     def __init__(self):
@@ -29,15 +28,14 @@ class Game:
                 if event.type == pygame.QUIT:
                     self.running = False
 
+            # 清屏
             self.screen.fill(GameConfig.bg_color)
 
-            self.update()
+            # 场景每帧更新逻辑运行
+            MainMenuScene(self.screen)
 
             # 更新显示
             pygame.display.update()
 
-    def update(self):
-        pygame.draw.rect(self.screen, Color.white, rect)
-
 if __name__ == "__main__":
     Game()