using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace 贪吃蛇
{
    class Map : IDraw
    {
        public Wall[] walls; //存放墙位置的数组

        public Map()
        {
            //初始化墙
            walls = new Wall[Game.w + (Game.h -3) * 2];
            int index = 0;
            //上边墙
            for (int x = 0; x < Game.w; x+=2)
            {
                walls[index++] = new Wall(x, 0);
            }
            //下边墙
            for (int x = 0; x < Game.w; x+=2)
            {
                walls[index++] = new Wall(x, Game.h - 2);
            }
            //左边墙
            for (int y = 1; y < Game.h - 2; y++)
            {
                walls[index++] = new Wall(0, y);
            }
            //右边墙
            for (int y = 1; y < Game.h - 2; y++)
            {
                walls[index++] = new Wall(Game.w - 2, y);
            }
        }

        public void Draw()
        {
            for (int x = 0; x < walls.Length; x++)
            {
                walls[x].Draw();

            }
        }
    }
}