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

namespace KevServer
{
    public class GeoLayerTree
    {
        public GeoSigmaXY Geo
        {
            get; set;
        } = null;

        public string CurrentLayer
        {
            get
            {
                return Geo?.GetCurrentLayer();
            }
            set
            {
                Geo.SetCurrentLayer(value);
            }
        }
        public string Layers
        {
            get
            {
                return Geo?.GetLayers(true);
            }
        }
        public GeoLayerTree(GeoSigmaXY geo)
        {
            this.Geo = geo;
        }
        /// <summary>
        /// 设置树结点的状态
        /// </summary>
        /// <param name="layersStatus">结点状态数据</param>
        /// <returns></returns>
        public bool SetLayersStatus(string layersStatus)
        {
            StringReader reader = new StringReader(layersStatus);
            string strLine = string.Empty;
            while((strLine = reader.ReadLine())!=null)
            {
                string[] saLine = strLine.Split('|');
                if (saLine.Length < 2)
                {
                    continue;
                }
                this.Geo.SetLayerState(saLine[1], (LayerStatus)Convert.ToInt32(saLine[0]));
            }
            return true;
        }
    }
}