auto save

snake.py

@@ -20,7 +20,7 @@ x=240
 y=120
 
 
-
+position=[(210, 120),(180, 120),(180, 90),(x, y)]
 
 while True:
     for event in pygame.event.get():
@@ -28,14 +28,19 @@ while True:
             # 接收到退出事件后退出程序
             exit()
     x+=30
+    position.append((x,y))
+    position.pop(0)
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     screen.blit(right, (x, y))
     # 将贪吃蛇的身体画上去
-    screen.blit(body, (210, 120))
-    screen.blit(body, (180, 120))
-    screen.blit(body, (180, 90))
+    # screen.blit(body, (210, 120))
+    # screen.blit(body, (180, 120))
+    # screen.blit(body, (180, 90))
+    for i in range(len(position)-1):
+        screen.blit(body, position[i])
+
     # 将果实画上去
     screen.blit(food, (360, 300))
     # 刷新画面