save project

lesson4-diy4.py

@@ -11,7 +11,7 @@ stop_img = pygame.image.load('stop.png')  # 暂停按钮
 last_img = pygame.image.load('last.png')  # 上一曲按钮
 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')  # 下一曲按钮
 logo_img = pygame.image.load('logo.png')  # 下一曲按钮
-
+volume=0.2
 # 载入音乐
 # 载入音乐
 pygame.mixer.music.load('歌曲3.wav')  # 载入音乐      
 pygame.mixer.music.load('歌曲3.wav')  # 载入音乐      
 
 
@@ -20,6 +20,17 @@ 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
+                ygame.mixer.music.set_mode(volume)
+            if event.key==locals.K_DOWN:
+                volume-=0.1
+                if volume>0:
+                    volume=0
+                ygame.mixer.music.set_mode(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