JKGXPTHT/Map/GISShare/ConvertService/Convert.asmx.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Services;
using System.Data;
using System.IO;
using Utility.Utils.ConvertUtils;
using CoordinateFactory;
using Utility.Utils.OfficeUtils;
using Newtonsoft.Json;
using System.Net;
using System.Text;
using ConvertService.App_Code;


namespace ConvertService
{
    /// <summary>
    /// Convert 的摘要说明
    /// </summary>
    [WebService(Namespace = "http://tempuri.org/")]
    [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
    [System.ComponentModel.ToolboxItem(false)]
    // 若要允许使用 ASP.NET AJAX 从脚本中调用此 Web 服务，请取消注释以下行。 
    // [System.Web.Script.Services.ScriptService]
    public class Convert : System.Web.Services.WebService
    {

        [WebMethod]
        public string locate(double lon, double lat)
        {

            try
            {
                 
                 double[] arr = null;
                 Object thisLock = new Object();
               //  lock (thisLock)
                {
                  arr = CoordinateConvertor.ConvertToShLocal(lon, lat);
                }
                if (arr==null || arr.Length != 2)
                {
                    return "error";
                }else{
                    return arr[0].ToString("f2") + "," + arr[1].ToString("f2");
                }

            }catch(Exception e){
                return "error";
            }
            
        }

        [WebMethod]
        public string bd2sh(double lon, double lat)
        {
            try
            {
                
                
                string gps = PositionUtil.bd09_To_Gps84(lat, lon);

                double a = System.Convert.ToDouble(gps.Split(',')[0].ToString());
                double b = System.Convert.ToDouble(gps.Split(',')[1].ToString());
     
                double[] arr = CoordinateConvertor.ConvertToShLocal(a, b);
                if (arr == null || arr.Length != 2)
                {
                    return "error";
                }
                else
                {
                    return arr[0].ToString("f2") + "," + arr[1].ToString("f2");
                }
            }
            catch (Exception e)
            {
                return "error";
            }

        }
        //[WebMethod]
        //public String excellocate(string fileName)
        //{
        //    string dic = System.Configuration.ConfigurationManager.AppSettings["dic"].ToString() + "定位\\";
        //    ExcelUtil excel = new ExcelUtil();
        //    try
        //    {
        //        FileStream fs = new FileStream(dic + fileName, FileMode.Open);
        //        excel.FromStream(fs);
        //        DataTable dt = excel.GetDataTable(0, true, 0);
        //        convert(dt, "经度", "纬度");
        //        return MapDataFormater.DataTable2FeatureJarray(dt, "经度", "纬度").ToString();
        //    }
        //    catch (Exception e)
        //    {
        //        return "error";
        //    }


        //}

        private void convert(DataTable dt, String xfield = "LONGITUDE", String yfield = "LATITUDE")
        {
            for (int i = 0; i < dt.Rows.Count; i++)
            {
                double lon = dt.Rows[i][xfield].ToDouble();
                double lat = dt.Rows[i][yfield].ToDouble();
                double[] arr = CoordinateConvertor.ConvertToShLocal(lon, lat);
                if (arr.Length != 2)
                {
                    dt.Rows[i][xfield] = 0;
                    dt.Rows[i][yfield] = 0;
                }
                else
                {
                    dt.Rows[i][xfield] = arr[0];
                    dt.Rows[i][yfield] = arr[1];
                }

            }

        }
    }
}