save project

my_music.py

 import pygame
 from pygame import locals
-volume=0.8
 pygame.init()   # 初始化
 # 创建窗口
 screen = pygame.display.set_mode((640, 480))
@@ -11,7 +10,8 @@ stop_img = pygame.image.load('stop.png')  # 暂停按钮
 last_img = pygame.image.load('last.png')  # 上一曲按钮
 next_img = pygame.image.load('next.png')  # 下一曲按钮
 logo_img = pygame.image.load('logo.png')  # 中间logo
-pygame.mixer.music.load('歌曲4.ogg')
+pygame.mixer.music.load('歌曲3.wav')
+volume=0.8
 pygame.mixer.music.set_volume(volume)
 click=0
 play_button = stop_img
@@ -30,6 +30,7 @@ while True:
                 volume -= 0.1
                 if volume < 0:
                     volume = 0
+            pygame.mixer.music.set_volume(volume)
         if event.type == locals.MOUSEBUTTONDOWN:
             click += 1
             if click % 2 == 0:
@@ -43,7 +44,7 @@ while True:
         pygame.mixer.music.play()
     # 绘制画面
     screen.blit(bg_img, (0, 0))      # 填充背景
-    screen.blit(stop_img, (270, 330))   # 暂停按钮
+    screen.blit(play_button, (270, 330))   # 暂停按钮
     screen.blit(logo_img, (170, 60))    # 中间logo图
     screen.blit(last_img, (120, 350))   # 上一曲
     screen.blit(next_img, (420, 350))   # 下一曲