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my_music.py

@@ -10,51 +10,43 @@ play_img = pygame.image.load('play.png')  # 播放按钮
 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')
+logo_img = pygame.image.load('logo.png')  # 下一曲按钮
 
-while True:
-    for event in pygame.event.get():
-        if event.type == locals.QUIT:
-            exit()
-volume = 0.2
-pygame.mixer.music.set_volume(volume)
+pygame.mixer.music.load('歌曲4.ogg')  # 载入音乐
 
-start = stop_img
-click = 0
+volume=0.2
+pygame.mixer.music.set_volume(volume)  
+play_button=stop_img
+click=0
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             exit()
+        # 按键，控制声音大小
         if event.type == locals.KEYDOWN:
-            if event.key == locals.K_UP:
+            if event.key == locals.K_w:
                 volume += 0.1
-                if volume < 0 or volume==0:
-                    volume = 0
+                if volume > 1:
+                    volume = 1
                 pygame.mixer.music.set_volume(volume)
             if event.key == locals.K_DOWN:
                 volume -= 0.1
-                if volume < 0 <or volume==0:
+                if volume < 0 or volume==0:
                     volume = 0
                 pygame.mixer.music.set_volume(volume)
-        if event.type == locals.MOUSEBUTTONDOWN:
-            click += 1
-            if click%2 == 0:
+        if event.type==locals.MOUSEBUTTONDOWN:
+            click+=1
+            if click%2==0:
                 pygame.mixer.music.unpause()
-                start = stop_img
+                play_button=stop_img
             else:
                 pygame.mixer.music.pause()
-                start = play_img
-
-    if volume <=0:
-        volume = 0
+                play_button=play_img
     if pygame.mixer.music.get_busy() == False:
         pygame.mixer.music.play()
-    
-
     # 绘制画面
-    screen.blit(bg_img, (0, 0))      # 填充背景
-    screen.blit(start, (270, 330))   # 暂停按钮
+    screen.blit(bg_img, (0,0))      # 填充背景
+    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