save project

my_music.py

@@ -2,10 +2,12 @@ import pygame
 from pygame import locals
 import os
 
-pygame.init() 
 
+pygame.init()  # 初始化
+# 创建窗口
 screen = pygame.display.set_mode((640, 480))
-
+FPS = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
+# 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
@@ -13,40 +15,42 @@ 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\\Makcoo1\\Desktop\\新建文件夹"
 filelist = os.listdir(path)
-num = -1
-angle=0
+music_list = []
 for i in filelist:
-    if i[-4:] == ".wav" or i[-4:] == ".ogg":
+    if i[-4:] == ".ogg" or i[-4:] == ".wav":
         music_list.append(i)
+num = -1
+angle = 0
+
 volume = 0.2
-pygame.mixer.music.set_volume(volume) 
+pygame.mixer.music.set_volume(volume)  # 初始播放音量
 click = 0
 play_button = stop_img
-angle = 0
+
 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_w:
+            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_s:
+            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: 
+            if event.button == 1:  # 左击
                 x, y = event.pos
-                if x > 270 and x < 370 and y > 350 and y < 450:
+                # print(event.pos)
+                if x > 270 and x < 370 and y > 350 and y < 450: # 播放按钮
                     click += 1
                     if click % 2 == 0:
                         play_button = stop_img
@@ -54,23 +58,19 @@ while True:
                     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()
+                if x > 420 and x < 520 and y > 350 and y < 450:
+                    pygame.mixer.music.stop()
                     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:     
+                if x > 120 and x < 220 and y > 350 and y < 450:
                     num -= 1
                     if num < 0:
                         num = len(music_list) - 1
-                    pygame.mixer.music.load(path + "\\" + music_list[num])
+                    pygame.mixer.music.load(path + music_list[num])
                     pygame.mixer.music.play()
                     play_button = stop_img
                     if click % 2 == 0:
@@ -82,17 +82,24 @@ while True:
         num += 1
         if num > len(music_list)-1:
             num = 0
-        pygame.mixer.music.load(path + "\\" + music_list[num])
+        pygame.mixer.music.load(path+music_list[num])
         pygame.mixer.music.play()
+    # 旋转图片(注意：这里要搞一个新变量，存储旋转后的图片）
     new_logo = pygame.transform.rotate(logo_img, angle)
-    newRect = new_logo.get_rect(center=(320,200))
-    pos = (newRect[0],newRect[1])
+    # 校正旋转图片的中心点
+    newRect = new_logo.get_rect(center=(320, 200))
+    # print(newRect)      # rect(170, 65, 300, 270) 左上角坐标、图片大小
+    pos = (newRect[0], newRect[1])
     if play_button == stop_img:
         angle += 1
-    screen.blit(bg_img, (0, 0))      
-    screen.blit(play_button, (270, 330))   
-    screen.blit(new_logo,pos)    
-    screen.blit(last_img, (120, 350))   
-    screen.blit(next_img, (420, 350))   
+    # 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(new_logo, (170, 60))    # 中间logo图
+    screen.blit(new_logo, pos)  # 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()
+    FPS.tick(60)
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