save project

snake.py

 import pygame
-
+from pygame import locals
 # 初始化pygame，为使用pygame做准备
 pygame.init()
-
+FPSCLOCK = pygame.time.Clock()
+food = pygame.image.load('apple.png')
+right = pygame.image.load('right.png')
+background = pygame.image.load('bg.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)]
+snake_head = right
+setheading = "right"
 # 创建一个窗口
-??
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+screen=pygame.display.set_mode((800,600))
+while True:
+    for  event in pygame.event.get():
+        if event.type == locals.QUIT:
+            exit()
+        if event.type == locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and setheading != "left":
+                setheading = 'right'
+                snake_head = right
+            if event.key == locals.K_LEFT and setheading != "right":
+                setheading = 'left'
+                snake_head = left
+            if event.key == locals.K_UP and setheading != "down":
+                setheading = 'up'
+                snake_head = up
+            if event.key == locals.K_DOWN and setheading != "up":
+                setheading = 'down'
+                snake_head = down
+    if setheading == "right":
+        x += 30
+    elif setheading == "left":
+        x -=30
+    elif setheading == "up":
+        y -=30
+    else:
+        y +=30
+    position.append((x,y))
+    position.pop(0)
+    screen.blit(background,(0,0))
+    #screen.blit(body,(210,120))
+    #screen.blit(body,(180,120))
+    #screen.blit(body,(180,90))
+    screen.blit(snake_head,position[-1])
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])
+    screen.blit(food,(360,300))
+    pygame.display.update()
+    FPSCLOCK.tick(3)
+    
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