save project

my_music.py

 import pygame
 from pygame import locals
 
-pygame.init()   # 初始化
+pygame.init()  # 初始化
 # 创建窗口
 screen = pygame.display.set_mode((640, 480))
-# 载入图片
+# 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
 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')
-volume=0.2
+logo_img = pygame.image.load('logo.png')  # 下一曲按钮
+
+pygame.mixer.music.load('歌曲4.ogg')  # 载入音乐
+
+volume = 0.8
+pygame.mixer.music.set_volume(volume)  # 初始播放音量
 while True:
     for event in pygame.event.get():
-        if event.type == pygame.QUIT:
-            pygame.quit()
-        if event.type == pygame.KEYDOWN:
-            if event.key == pygame.K_UP:
-                volume+=0.1
-                if volume>1:
-                    volume=1
+        if event.type == locals.QUIT:
+            exit()
+        # 按键，控制声音大小
+        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 == pygame.K_DOWN:
-                volume-=0.1
-                if volume<0:
-                    volume=0
+            if event.key == locals.K_s:
+                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()
     # 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(stop_img, (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