auto save

snake.py

 import pygame
-
+from pygame import locals
 # 初始化pygame，为使用pygame做准备
 pygame.init()
 
 # 创建一个窗口
 screen = pygame.display.set_mode((660,480),0,32)
 
-while True:
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+#背景
+background = pygame.image.load('bg.png')
+right = pygame.image.load('right.png')
+food = pygame.image.load('apple.png')
+body = pygame.image.load('body.png')
+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()
+    #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)) 
+    #刷新画面
+    pygame.display.update()    
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