save project

my_music.py

@@ -13,11 +13,22 @@ 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')
 pygame.mixer_music.load('歌曲1.wav')
 pygame.mixer_music.load('歌曲1.wav')
+volume = 0.2
 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:
+                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_busy() == False:
         if pygame.mixer_music.get_busy() == False:
             pygame.mixer_music.play()
             pygame.mixer_music.play()
     # 绘制画面
     # 绘制画面