save project

my_music.py

@@ -24,7 +24,7 @@ volume = 0.2
 pygame.mixer.music.set_volume(volume)  # 初始播放音量
 click = 0
 play_button = stop_img
-angle=0
+angle=0 # 设置角度变量
 
 while True:
     for event in pygame.event.get():
@@ -54,7 +54,7 @@ while True:
                     else:
                         play_button = play_img
                         pygame.mixer.music.pause()
-                if x > 420 and x < 520 and y > 350 and y < 400:     # 下一曲
+                if x > 420 and x < 520 and y > 350 and y < 400:     
                     num += 1
                     if num > len(music_list) - 1:
                         num = 0
@@ -66,7 +66,7 @@ while True:
                     else:
                         click += 1
 
-                if x > 120 and x < 220 and y > 350 and y < 400:     # 上一曲
+                if x > 120 and x < 220 and y > 350 and y < 400:    
                     num -= 1
                     if num < 0:
                         num = len(music_list) - 1
@@ -85,10 +85,10 @@ while True:
         pygame.mixer.music.load(path + "\\" + music_list[num])
         pygame.mixer.music.play()
 
-    new_logo=pygame.transform.rotate(logo_img,angle)
-    newRect=new_logo.get_rect(center=(320,200))
-    pos=(newRect[0],newRect[1])
-    if play_button==stop_img:
+    new_logo=pygame.transform.rotate(logo_img,angle) # 旋转图片
+    newRect=new_logo.get_rect(center=(320,200)) # 将图片移到屏幕中间,并返回生成一个元组
+    pos=(newRect[0],newRect[1]) # 将元组前两项赋值生成一对坐标
+    if play_button==stop_img: # 当图标为暂停时旋转
         angle+=1
     # 绘制画面
     screen.blit(bg_img, (0, 0))      # 填充背景