save project

my_music.py

@@ -87,7 +87,9 @@ while True:
     nl = pygame.transform.rotate(logo_img,ag)
     nr = nl.get_rect(center = (320,200))
     po = (nr[0],nr[1])
-    ag += 0.5
+    if play_button == stop_img:
+        ag += -0.5
+
     # 绘制画面
     screen.blit(bg_img, (0, 0))      # 填充背景
     screen.blit(play_button, (270, 330))   # 暂停按钮