save project

day4_2.py

@@ -12,15 +12,39 @@ last_img = pygame.image.load('last.png')  # 上一曲按钮
 next_img = pygame.image.load('next.png')  # 下一曲按钮
 next_img = pygame.image.load('next.png')  # 下一曲按钮
 logo_img = pygame.image.load('logo.png')  # 中间logo
 logo_img = pygame.image.load('logo.png')  # 中间logo
 pygame.mixer.music.load('歌曲3.wav')
 pygame.mixer.music.load('歌曲3.wav')
+volume=0.2
+pygame.mixer.music.set_volume(volume)
+click=0
+tu = stop_img
 while True:
 while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
             exit()
             exit()
+        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:
+            click+=1
+            if click % 2 == 0:
+                pygame.mixer.music.unpause()
+                tu = stop_img
+            else:
+                pygame.mixer.music.pause()
+                tu = play_img
+
     if pygame.mixer.music.get_busy()==False:
     if pygame.mixer.music.get_busy()==False:
         pygame.mixer.music.play()
         pygame.mixer.music.play()
     # 绘制画面
     # 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(tu, (270, 330))   # 暂停按钮
     screen.blit(logo_img, (170, 60))    # 中间logo图
     screen.blit(logo_img, (170, 60))    # 中间logo图
     screen.blit(last_img, (120, 350))   # 上一曲
     screen.blit(last_img, (120, 350))   # 上一曲
     screen.blit(next_img, (420, 350))   # 下一曲
     screen.blit(next_img, (420, 350))   # 下一曲