auto save

snake.py

@@ -12,18 +12,37 @@ background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
-
-
-
+left= pygame.image.load('left.png')
+right= pygame.image.load('right.png')
+up= pygame.image.load('up.png')
+down= pygame.image.load('down.png')
 
 x,y = 240,120
 position = [(180,90),(180,120),(210,120),(x,y)]
 
+setheading = "right"
+snake_head = right
+
+
 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()
+            
+
+
+
+
+
+
+
+
+
+
+
+
+    if setheading == "right" :
     x += 30
     position.append((x,y))
     position.pop(0)