save project

snake.py

@@ -10,15 +10,23 @@ FPSCLOCK=pygame.time.Clock()  #pygame时钟，控制游戏帧数
 # 背景
 # 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')
+left = pygame.image.load('left.png')
+up = pygame.image.load('up.png')
+down = pygame.image.load('down.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')
 x,y=240,120
 x,y=240,120
 position=[(180,90),(180,120),(210,120),(x,y)]
 position=[(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
             # 接收到退出事件后退出程序
-            exit()           
+            exit()
+        if event.type==locals.KEYDOWN
+            if event.KEY==locals.K_RIGHT and setheading !="left"
+                setheading="right.png"           
     x=x+30
     x=x+30
     position.append((x,y))
     position.append((x,y))
     position.pop(0)
     position.pop(0)