save project

snake.py

 import pygame
 from pygame import locals
-
+x=240
+y=120
 # 初始化pygame，为使用硬件做准备
 pygame.init()
-
+position=[(180,90),(180,120),(210,120),(x,y)]
 # 创建一个窗口
 screen = pygame.display.set_mode((660, 480))
 FPSCLOCK=pygame.time.Clock()
@@ -13,8 +14,7 @@ right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 
-x=240
-y=120
+
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -22,15 +22,21 @@ while True:
             exit()
 
     x+=30
-
+    position.append((x,y))
+    position.pop(0)
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     screen.blit(right, (x, y))
     # 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))
+    
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])
+
+
+    #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