添加鼠标位置获取与悬停高亮显示

src/scenes/main_menu_scene.py

@@ -37,6 +37,9 @@ class MainMenuScene(BaseScene):
         # 初始化雨滴
         self.init_rain(self.rain_max)
 
+        # 鼠标位置
+        self.mouse_pos = (0, 0)
+
     def update(self):
         # 按键按下则切换场景
         if self.button_status:
@@ -51,6 +54,9 @@ class MainMenuScene(BaseScene):
         # 雨滴坠落
         self.rain_fall()
 
+        # 更新鼠标位置
+        self.mouse_pos = pygame.mouse.get_pos()
+
     def handle_event(self, event):
         """
         接收主循环传来的事件并处理
@@ -117,6 +123,11 @@ class MainMenuScene(BaseScene):
             text_rect.y = screen_rect.y + count * 2 * text_rect.height + screen_rect.centerx/2
             self.screen.blit(text, text_rect.topleft)
             count += 1
+            # 是否高亮显示
+            if text_rect.y < self.mouse_pos[1] < text_rect.y + text_rect.height \
+                    and text_rect.x < self.mouse_pos[0] < text_rect.x + text_rect.width:
+                pygame.draw.rect(self.screen, Color.white, text_rect, 1)
+
 
     def init_rain(self, max_num):
         """