auto save

snake.py

@@ -10,6 +10,10 @@ background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 body = pygame.image.load('body.png')
+up = pygame.image.load('up.png')
+down = pygame.image.load('down.png')
+left = pygame.image.load('left.png')
+
 x,y = 240,120
 x,y = 240,120
 yanjiachen = [(180,90),(180,120),(210,120),(x,y)]
 yanjiachen = [(180,90),(180,120),(210,120),(x,y)]
 
 
@@ -18,8 +22,17 @@ while True:
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             # 接收到退出事件后退出程序
             exit()
             exit()
+        if event.type == locals.KEYDOWN:
+            if enent,key == locals.K_RIGHT and setheading != "left";
+                setheading = "right"
+            if enent,key == locals.K_LEFT and setheading != "right";
+                setheading = "left"
+            if enent,key == locals.K_UP and setheading != "down";
+                setheading = "up"
+            if enent,key == locals.K_DOWN and setheading != "up";
+                setheading = "down"
     # 将背景图画上去
     # 将背景图画上去
-    x += 30
+    if enent()
     yanjiachen.append(x,y)
     yanjiachen.append(x,y)
     yanjiachen.pop(0)
     yanjiachen.pop(0)
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))