save project

snake.py

@@ -17,25 +17,13 @@ x=240
 y=120
 positon=[(180,90),(180,120),(210,120),(x,y)]
 FPS=pygame.time.Clock()
-setheading="right"
-while True: 
+while True:
+    x += 30
+    
     for event in pygame.event.get():
         if event.type == locals.QUIT:
-            exit()    
-        elif event.type == locals.KEYDOWN:        # 接收到退出事件后退出程序   
-            if event.key==locals.K_RIGHT and setheading!="left":
-                setheading="right"
-                X += 30
-            if event.key==locals.K_LEFT and setheading!="right":
-                setheading="left"
-                X-=30
-            if event.key==locals.K_UP and setheading!="down":
-                setheading="up"
-                y  += 30        
-                
-            if event.key==locals.K_DOWN and setheading!="up":
-                setheading="down"
-                Y -=30
+            # 接收到退出事件后退出程序
+            exit()
     
     
     # 将背景图画上去