save project

my_music.py

@@ -4,9 +4,9 @@ from pygame import locals
 pygame.init()   # 初始化
 # 创建窗口
 screen = pygame.display.set_mode((640, 480))
-pygame.mixer.music.load("歌曲2.wav")
+pygame.mixer.music.load("歌曲1.wav")
 v=0.3
-pygame.mixer.mu
+pygame.mixer.music.set_volume(v)
 # 载入图片、资源
 bg_img = pygame.image.load('background.png')  # 背景图
 play_img = pygame.image.load('play.png')  # 播放按钮
@@ -19,6 +19,17 @@ while True:
     for event in pygame.event.get():
         if event.type==locals.QUIT :
             exit()
+        if event.type==locals.KEYDOWN:
+            if event.key==locals.K_UP:
+                v+=0.1
+                if v>1:
+                    v=1
+                pygame.mixer.music.set_volume(v)
+            if event.key==locals.K_DOWN:
+                v-=0.1
+                if v<0:
+                    v=0
+                pygame.mixer.music.set_volume(v)
     if pygame.mixer.music.get_busy() == False:
         pygame.mixer.music.play()