save project

snake.py

@@ -9,18 +9,29 @@ screen = pygame.display.set_mode((660, 480))
 EPSCLOCK=pygame.time.Clock()                #预备帧数
 x,y=220,120
 position=[(180,90),(180,120),(210,120),(x,y)]
+
 # 背景
 background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
              #批量赋值
+seathing = "left"
 
 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.EPSCLOCK:
+        if event.key==locals.K_RIGHT and seathing !=("left"):
+            seathing="right"
+        if event.key==locals.K_LEFT and seathing !=("right"):
+            seathing="left"
+        if event.key==locals.K_UP and seathing !=("down"):
+            seathing="up"
+        if event.key==locals.K_DOWN and seathing !=("up"):
+            seathing="down"
     x +=30
 
     position.append((x,y))
@@ -36,7 +47,7 @@ while True:
     screen.blit(food, (360, 300))
     # 刷新画面
     pygame.display.update()
-    EPSCLOCK.tick(8)                #设置帧数
+    EPSCLOCK.tick(5)                #设置帧数