auto save

my_music.py

+import pygame
+from pygame import locals
+
+pygame.init()  # 初始化
+# 创建窗口
+screen = pygame.display.set_mode((640, 480))
+# 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')  # 下一曲按钮
+
+# 载入音乐
+#pygame.mixer.music.load('歌曲4.ogg')  # 载入音乐 
+music_list=['歌曲1.wav','歌曲2.wav','歌曲3.wav','歌曲4.ogg']
+num = -1
+     
+
+volume = 0.2
+pygame.mixer.music.set_volume(volume)  # 初始播放音量
+click = 0
+play_button = stop_img
+
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+            exit()
+        # 按键，控制声音大小
+        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:
+            if event.button == 1:
+                x,y = event.pos
+                if x>270 and x<370 and y>350 and y<450:
+                    click += 1
+                    if click % 2 == 0:
+                        play_button = stop_img
+                        pygame.mixer.music.unpause()
+                    else:
+                        play_button = play_img
+                        pygame.mixer.music.pause()
+
+    if pygame.mixer.music.get_busy() == False:
+        num += 1
+        if num > len(music_list)-1:
+            num = 0
+        pygame.mixer.music.load(music_list[num])
+        pygame.mixer.music.play()
+
+    # 绘制画面
+    screen.blit(bg_img, (0, 0))      # 填充背景
+    screen.blit(play_button, (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
+    screen.blit(next_img, (420, 350))   # 下一曲
+    # 刷新画面
+    pygame.display.update()
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