save project

my_music.py

@@ -14,17 +14,30 @@ logo_img = pygame.image.load('logo.png')  # 中间logo
 pygame.mixer.music.load('test.wav')
 pygame.mixer.music.load('test.wav')
 
 
 Volume = 0.2
 Volume = 0.2
-pygame.mixer.music.set_volume(Volume)
+pygame.mixer.music.set_volume(volume)
 
 
 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
     screen.blit(bg_img, (0, 0))      # 填充背景
     screen.blit(bg_img, (0, 0))      # 填充背景
     screen.blit(start, (270, 330))   # 暂停按钮
     screen.blit(start, (270, 330))   # 暂停按钮