save project

my_music.py

-import pygame
+import pygame 
 from pygame import locals
 from pygame import locals
 
 
 pygame.init()   # 初始化
 pygame.init()   # 初始化
@@ -12,13 +12,28 @@ last_img = pygame.image.load('last.png')  # 上一曲按钮
 next_img = pygame.image.load('next.png')  # 下一曲按钮
 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1.wav")
 pygame.mixer_music.load("歌曲1.wav")
+ 
+volume = 0.5
 
 
 while True:
 while True:
+    pygame.mixer_music.set_volume(volume)
     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 event.key == locals.K_DOWN:
+                volume -= 0.1
+            if volume >1:
+                volume = 1
+            if volume < 0:
+                volume =0
+
+            
         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