auto save

snake.py

@@ -12,9 +12,13 @@ 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')
+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"
+sets=right
 FPS=pygame.time.Clock()
 while True:
     for event in pygame.event.get():
@@ -24,12 +28,16 @@ while True:
         if event.type==locals.KEYDOWN:
             if event.key==locals.K_RIGHT and setheading != "left":
                 setheading="right"
+                sets=right
             if event.key==locals.K_LEFT and setheading != "right":
                 setheading="left"
+                sets=left
             if event.key==locals.K_DOWN and setheading != "up":
                 setheading="down"
+                sets=down
             if event.key==locals.K_UP and setheading != "down":
                 setheading="up"
+                sets=up
     if setheading == "right":
         x +=30
     elif setheading == "left":
@@ -45,7 +53,7 @@ while True:
     # 将贪吃蛇画上去
     screen.blit(right, (x, y))
     # 将贪吃蛇的身体画上去
-    screen.blit(right,position[-1])
+    screen.blit(sets,position[-1])
     for i in range(len(position)-1):
         screen.blit(body,position[i])
     # 将果实画上去