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lesson4-diy2.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
+# 设置窗口标题
+
+pygame.mixer.music.load('1.mp3')  # 载入音乐     
+
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+            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)
+
+
+    if pygame.mixer.music.get_busy() == False:      # 音乐是否正在播放
+        pygame.mixer.music.play()
+    # 绘制画面
+    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
+    screen.blit(next_img, (420, 350))   # 下一曲
+    # 刷新画面
+    pygame.display.update()
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my_music.py

+import pygame
+from pygame import locals
+import os
+
+pygame.init() 
+
+screen = pygame.display.set_mode((640, 480))
+
+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
+
+music_list = []
+path = "C:\\Users\\Administrator\\Desktop\\1"
+filelist = os.listdir(path)
+num = -1
+for i in filelist:
+    if i[-4:] == ".wav" or i[-4:] == ".mp3":
+        music_list.append(i)
+volume = 0.2
+pygame.mixer.music.set_volume(volume) 
+click = 0
+play_button = stop_img
+angle = 0
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+            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)
+
+        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 x > 420 and x < 520 and y > 350 and y < 400:    
+                    num += 1
+                    if num > len(music_list) - 1:
+                        num = 0
+                    pygame.mixer.music.load(path + "\\" + music_list[num])
+                    pygame.mixer.music.play()
+                    play_button = stop_img
+                    if click % 2 == 0:
+                        click += 2
+                    else:
+                        click += 1
+
+                if x > 120 and x < 220 and y > 350 and y < 400:     
+                    num -= 1
+                    if num < 0:
+                        num = len(music_list) - 1
+                    pygame.mixer.music.load(path + "\\" + music_list[num])
+                    pygame.mixer.music.play()
+                    play_button = stop_img
+                    if click % 2 == 0:
+                        click += 2
+                    else:
+                        click += 1
+
+    if pygame.mixer.music.get_busy() == False:
+        num += 1
+        if num > len(music_list)-1:
+            num = 0
+        pygame.mixer.music.load(path + "\\" + music_list[num])
+        pygame.mixer.music.play()
+    new_logo = pygame.transform.rotate(logo_img, angle)
+    angle += 1
+    screen.blit(bg_img, (0, 0))      
+    screen.blit(play_button, (270, 330))   
+    screen.blit(logo_img, (170, 60))    
+    screen.blit(last_img, (120, 350))   
+    screen.blit(next_img, (420, 350))   
+  
+    pygame.display.update()
\ No newline at end of file