save project

my_music.py → lesson6-diy1.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\\tast"
-filelist = os.listdir(path)
-num = -1
-for i in filelist:
-    if i[-4:] == ".wav" or i[-4:] == ".ogg":
-        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))   
-  
+import pygame
+from pygame import locals
+import os
+
+
+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
+
+path = "C:\\Users\\Administrator\\Desktop\\level3-lesson6-diy1"
+filelist = os.listdir(path)
+music_list = []
+for i in filelist:
+    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)  # 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:  # 左击
+                x, y = event.pos
+                # 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
+                        pygame.mixer.music.unpause()
+                    else:
+                        play_button = play_img
+                        pygame.mixer.music.pause()
+                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 < 450:
+                    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()
+    # +++++++++++++++++++++++++++++++++++++
+    # 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)
+    # 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])
+    angle += 1
+    # +++++++++++++++++++++++++++++++++++++
+    # 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()
     pygame.display.update()
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