save project

my_music.py

@@ -19,6 +19,15 @@ while True:
             exit()
             exit()
     if pygame.mixer.music.get_busy == False:
     if pygame.mixer.music.get_busy == False:
         pygame.mixer.music.play()
         pygame.mixer.music.play()
+    if event.type == locals.KEYDOWN:
+        if event.key == K_UP:
+            volume += 0.1   
+            if volume > 1:
+                volume = 1
+        if event.key == K_DOWN:
+            volume -= 0.1
+            if volume < 0:
+                volume = 0    
     # 绘制画面
     # 绘制画面
     screen.blit(bg_img, (0, 0))      # 填充背景
     screen.blit(bg_img, (0, 0))      # 填充背景
     screen.blit(stop_img, (270, 330))   # 暂停按钮
     screen.blit(stop_img, (270, 330))   # 暂停按钮