auto save

my_music.py

@@ -14,10 +14,24 @@ logo_img = pygame.image.load('logo.png')  # 中间logo
 pygame.mixer.music.load('歌曲4.ogg') # 把相应的音乐文件加载进来
 pygame.mixer.music.play() #音乐播放
 
+volume =0.2
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             exit()
+        
+        if event.type == locals.KEYDOWN:
+            if event.key == locals.K_UP:
+                volume +=1
+                if volume > 1
+                    volume =1
+                pygame.mixer.music.set_volume(volume)
+
+            if event.key == locals.K_DOWN:
+                volume -=1
+                if volume <0
+                    volume =0
+                pygame.mixer.music.set_volume(volume)
     
 
     if pygame.mixer.music.get_busy == False: