save project

my_music.py

@@ -14,11 +14,25 @@ logo_img = pygame.image.load('logo.png')  # 中间logo
 pygame.mixer.music.load('歌曲4.ogg')
 pygame.mixer.music.load('test.wav')
 
-pygame.mixer.music.set_
+volume = 0.2
+pygame.mixer.music.set_volume(volume)
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             exit()
+        if event.type ==locals.KEYDOWN:
+            if event.type == locals.K_UP
+                volume +=0.1
+                if volume>1:
+                    volume =1
+                pygame.mixer.music.set_volume(volume)
+            if event.key ==locals.K_DOWN:
+                volume-=0.1
+                if volume<0:
+                    volume=0
+                pygame.mixer.music.set_volume(volume)
+
+
 
     if pygame.mixer.music.get_bust() == False:
         pygame.mixer.music.play()