save project

snake.py

@@ -13,6 +13,7 @@ right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 x,y=240,120
+l=[(210, 120),(180, 120),(180, 90),(x, y)]
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -20,16 +21,20 @@ while True:
             exit()
     # 将背景图画上去
     x=x+30
+    l.append((x,y))
+    l.pop(0)
     a=pygame.time.Clock()
     a.tick(3)
 
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
-    screen.blit(right, (x, y))
+    screen.blit(right, l[-1])
     # 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(l)-1):
+         screen.blit(body,l[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))