save project

my_music.py

 import pygame
 import pygame
 from pygame import locals
 from pygame import locals
-
 pygame.init()   # 初始化
 pygame.init()   # 初始化
 # 创建窗口
 # 创建窗口
 screen = pygame.display.set_mode((640, 480))
 screen = pygame.display.set_mode((640, 480))
@@ -12,10 +11,22 @@ 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")
+volume = 0.2
+pygame.mixer.music.set_volume(volume)
 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 > 1:
+                    volume = 1
+            if event.key == locals.K_DOWN:
+                volume -= 0.1
+                if volume < 0:
+                    volume = 0
+                pygame.mixer.music.set_volume(volume)    
     if pygame.mixer.music.get_busy() == False:
     if pygame.mixer.music.get_busy() == False:
         pygame.mixer.music.play()
         pygame.mixer.music.play()
     # 绘制画面
     # 绘制画面