auto save

snake.py

@@ -14,13 +14,42 @@ background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 right = pygame.image.load('right.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')
-
+s='right'
+s=[(180,90),(180,120),(210,120),(x,y)]
 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()
-    x +=30
+        if event.type == locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and s !="left":
+                s='right'
+            if event.key == locals.K_RIGHT and s !="right":
+                s='left'
+            if event.key == locals.K_RIGHT and s !="up":
+                s='down'
+            if event.key == locals.K_RIGHT and s !="down":
+                s='up'
+
+    if s=="right":
+        x += 30
+    elif s=="left":
+        x-= 30
+    elif s=="up":
+        y-= 30
+    else:
+        y+= 30
+
+
+
+
+sb.append((x,y))
+sb.pop(0)
+
+
+
+
+   
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     # 将贪吃蛇画上去
@@ -33,4 +62,5 @@ while True:
     screen.blit(food, (360, 300))
     screen.blit(food, (360, 300))
     # 刷新画面
     # 刷新画面
     pygame.display.update()
     pygame.display.update()
-    FPSCLOCK.tick(3)
+    FPSCLOCK.tick(3)
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+    
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