save project

snake.py

@@ -12,21 +12,24 @@ background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
-
+head_x , head_y=(240,120)
+FPSCLOCK = pygame.time.Clock()
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             exit()
+    head_x += 30
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
-    screen.blit(right, (240, 120))
     # 将贪吃蛇的身体画上去
     screen.blit(body, (210, 120))
     screen.blit(body, (180, 120))
     screen.blit(body, (180, 90))
     # 将果实画上去
     screen.blit(food, (360, 300))
+    screen.blit(right,(head_x,head_y))
     # 刷新画面
-    pygame.display.update()
\ No newline at end of file
+    pygame.display.update()
+    FPSCLOCK.tick(0.5)
\ No newline at end of file