save project

my_music.py

@@ -13,7 +13,7 @@ next_img = pygame.image.load('next.png')  # 下一曲按钮
 logo_img = pygame.image.load('logo.png')  # 下一曲按钮
 
 # 载入音乐
-music=["歌曲1.wav","歌曲2.wav","歌曲3.wav","歌曲4.wav"]  # 载入音乐      
+music=["歌曲1.wav","歌曲2.wav","歌曲3.wav","歌曲4.ogg"]  # 载入音乐      
 num=-1
 volume = 0.2
 pygame.mixer.music.set_volume(volume)  # 初始播放音量
@@ -49,6 +49,14 @@ while True:
                     else:
                         play_button = play_img
                         pygame.mixer.music.pause()
+                if x>120 and x<220 and y>350 and y<400:
+                    num -= 1                    
+                    if num < 0:
+                        num=len(music) - 1
+                    pygame.mixer.music.load(music[num])
+                    pygame.mixer.music.play()
+                    click=0
+                    play_button=stop_img 
 
     if pygame.mixer.music.get_busy() == False:
         num+=1