save project

my_music.py

@@ -13,11 +13,25 @@ next_img = pygame.image.load('next.png')  # 下一曲按钮
 logo_img = pygame.image.load('logo.png')  # 中间logo
 logo_img = pygame.image.load('logo.png')  # 中间logo
 pygame.mixer.music.load("歌曲4.ogg")
 pygame.mixer.music.load("歌曲4.ogg")
 
 
+yinliang=0.2
+pygame.mixer.music.set_volume(yinliang)
 
 
 while True:
 while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
         if event.type==locals.QUIT:
         if event.type==locals.QUIT:
             exit()
             exit()
+    
+    if event.type=locals.KEYDOWN:
+        if event.key==locals.K_UP:
+            yinliang+=0.1
+            if yinliang>1:
+                yinliang=1
+            pygame.mixer.music.set_volume(yinliang)
+        if event.key==locals.K_DOWN:
+            yinliang-=0.1
+            if yinliang<0:
+                yinliang=0
+            pygame.mixer.music.set_volume(yinliang)
 
 
     if pygame.mixer.music.get_busy()==False:
     if pygame.mixer.music.get_busy()==False:
         pygame.mixer.music.play()
         pygame.mixer.music.play()