save project

snake.py

@@ -11,19 +11,32 @@ s=pygame.time.Clock()
 sss=[(210, 120),(180, 120), (180, 90),(x,y)]
 # 背景
 background = pygame.image.load('bg.png')
-right = pygame.image.load('r.png')
+right = pygame.image.load('right.png')
 food = pygame.image.load('apple.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')
+qqq="right"
+snake_head=right
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序    
             exit()
         if event.type==locals.KEYDOWN:
-            #if event.type==K_
-    
-    
+            if event.key==locals.K_UP and qqq !="down":
+                qqq="up"
+                snake_head=up
+            if event.key==locals.K_DOWN and qqq !="up":
+                qqq="down"
+                snake_head=down    
+            if event.key==locals.K_RIGHT and qqq !="left":
+                qqq="right"
+                snake_head=right
+            if event.key==locals.K_LEFT and qqq !="right":
+                qqq="left"
+                snake_head=left    
             
     sss.append((x,y))
     sss.pop(0)