save project

my_music.py

@@ -17,6 +17,17 @@ 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_w
+                volume +=0.1
+                if volume>1:
+                    volume = 1
+                pygame.mixer.music.set_volume(volume)
+            if event.key == locals.K_s:
+                volume -= 0.1
+                if volume < 0
+                    volume = 0
+                pygame.mixer.music.set_volume(volume)
 volume = 0.2
 volume = 0.2
 pygame.mixer.music.set_volume(volume)
 pygame.mixer.music.set_volume(volume)
 
 
@@ -50,8 +61,7 @@ while True:
         volume = 0
         volume = 0
     if pygame.mixer.music.get_busy() == False:
     if pygame.mixer.music.get_busy() == False:
         pygame.mixer.music.play()
         pygame.mixer.music.play()
-    if pygame.mixer.music.get_busy() == False:
-        pygame.mixer.music.play()
+    
 
 
     # 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