save project

snake.py

 import pygame
 import pygame
 from pygame import locals
 from pygame import locals
-
-# 初始化pygame，为使用硬件做准备
 pygame.init()
 pygame.init()
-
-# 创建一个窗口
 screen = pygame.display.set_mode((660, 480))
 screen = pygame.display.set_mode((660, 480))
+FPSCLOCK = pygame.time.Clock()
 
 
-# 背景
 background = pygame.image.load('bg.png')
 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')
+left = pygame.image.load('left.png')
+down = pygame.image.load('down.png')
+up = pygame.image.load('up.png')
+
+x,y = 240,120
+poisttion = [(180,90),(180,120),(210,120),(x,y)]
+setheading = "right"
+snake_head = right
 
 
 while True:
 while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
-            # 接收到退出事件后退出程序
             exit()
             exit()
-    # 将背景图画上去
+        if event.key == locals.K_UP and setheading != "up":
+            setheading = "up"
+        if event.key == locals.K_DOWN and setheading != "down":
+            setheading = "down"
+        if event.key == locals.K_LEFT and setheading != "left":
+            setheading = "left"
+        if event.key == locals.K_RIGHT and setheading != "right":
+            setheading = "right"
+    
+    x+=30
+    poisttion.append((x,y))
+    poisttion.pop(0)
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
-    # 将贪吃蛇画上去
-    screen.blit(right, (240, 120))
-    # 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))
-    # 将果实画上去
+    screen.blit(right, poisttion[-1])
+
+    for i in range(len(poisttion)-1):
+        screen.blit(body, (poisttion[i]))
+
     screen.blit(food, (360, 300))
     screen.blit(food, (360, 300))
-    # 刷新画面
     pygame.display.update()
     pygame.display.update()
+    FPSCLOCK.tick(3)
\ No newline at end of file