save project

my_music.py

 import pygame
 import pygame
+#from pygame import 
 from pygame import locals
 from pygame import locals
 
 
 pygame.init()   # 初始化
 pygame.init()   # 初始化
@@ -12,49 +13,42 @@ last_img = pygame.image.load('last.png')  # 上一曲按钮
 next_img = pygame.image.load('next.png')  # 下一曲按钮
 next_img = pygame.image.load('next.png')  # 下一曲按钮
 logo_img = pygame.image.load('logo.png')  # 中间logo
 logo_img = pygame.image.load('logo.png')  # 中间logo
 pygame.mixer.music.load('歌曲4.ogg')
 pygame.mixer.music.load('歌曲4.ogg')
-
-while True:
-    for event in pygame.event.get():
-        if event.type == locals.QUIT:
-            exit()
 volume = 0.2
 volume = 0.2
 pygame.mixer.music.set_volume(volume)
 pygame.mixer.music.set_volume(volume)
-
-start = stop_img
-click = 0
+click=0
+play_button = stop_img
 while True:
 while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
             exit()
             exit()
-        if event.type == locals.KEYDOWN:
-            if event.key == locals.K_UP:
-                volume += 0.1
-                if volume < 0 or volume==0:
-                    volume = 0
-                pygame.mixer.music.set_volume(volume)
-            if event.key == locals.K_DOWN:
-                volume -= 0.1
-                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:
-                pygame.mixer.music.unpause()
-                start = stop_img
-            else:
-                pygame.mixer.music.pause()
-                start = play_img
-
-    if volume <=0:
-        volume = 0
-    if pygame.mixer.music.get_busy() == False:
-        pygame.mixer.music.play()
-    
-
+    if pygame.mixer.music.get_busy () == False:
+         pygame.mixer.music.play()
+    if event.type == locals.KEYDOWN:
+        if event.key == locals.K_UP:
+            volume += 0.1
+        if volume>1:  
+            volume = 1
+            pygame.mixer.music.set_volume(volume)
+        if event.key == locals.K_DOWN:
+            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:
+            play_button = stop_img
+            pygame.mixer.music.unpause()
+            
+        else:
+            play_button = play_img
+            pygame.mixer.music.pause()
+            
+            
+        
     # 绘制画面
     # 绘制画面
     screen.blit(bg_img, (0, 0))      # 填充背景
     screen.blit(bg_img, (0, 0))      # 填充背景
-    screen.blit(start, (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(logo_img, (170, 60))    # 中间logo图
     screen.blit(last_img, (120, 350))   # 上一曲
     screen.blit(last_img, (120, 350))   # 上一曲
     screen.blit(next_img, (420, 350))   # 下一曲
     screen.blit(next_img, (420, 350))   # 下一曲