AJAX Enabled Google Maps ASP.NET Control

using System;
using System.Collections.Generic;
using System.Text;
using System.Globalization;

namespace GoogleMap
{
    public enum MapTypes { ROADMAP, SATELLITE, HYBRID, TERRAIN }

    public class MapInfo
    {
        private double latitude;
        private double longtitude;
        private int zoom;
        private MapTypes mapType;

        public double Latitude
        {
            get { return latitude; }
            set { latitude = value; }
        }
        public double Longtitude
        {
            get { return longtitude; }
            set { longtitude = value; }
        }
        public int Zoom
        {
            get { return zoom; }
            set { zoom = value; }
        }
        public MapTypes MapType
        {
            get { return mapType; }
            set { mapType = value; }
        }

        public override string ToString()
        {
            return

            string.Format("lat:{0}|lng:{1}|zoom:{2}|maptype:{3}",
                latitude.ToString().Replace(",", "."),
                longtitude.ToString().Replace(",", "."),
                zoom.ToString(),
                mapType.ToString())

            ;

            // return base.ToString();
        }

        public static MapInfo FromString(string MapInfoStr)
        {
            string extra1 = null, extra2 = null, extra3 = null;
            return FromString(MapInfoStr, ref  extra1, ref  extra2, ref  extra3);
        }

        public static MapInfo FromString(string MapInfoStr, ref string extra1, ref string extra2, ref string extra3)
        {
            //if(Regex.IsMatch(MapInfoStr,"lat:.+|lng")
            if (!MapInfoStr.Contains("lat:") || !MapInfoStr.Contains("lng:")
                || !MapInfoStr.Contains("zoom:") || !MapInfoStr.Contains("maptype:"))
                return null;

            //extra1 = null; extra2 = null; extra3 = null;

            CultureInfo ciTR = new CultureInfo("tr-TR");

            MapInfo inf = new MapInfo();
            string[] infArr = MapInfoStr.Split('|');
            string maptypeStr = null;

            foreach (string param in infArr)
            {
                string[] paramArr = param.Split(':');
                if (paramArr.Length == 2)
                {
                    switch (paramArr[0])
                    {
                        case "lat":
                            inf.latitude = double.Parse(paramArr[1].Replace(".", ","), ciTR.NumberFormat);
                            break;

                        case "lng":
                            inf.longtitude = double.Parse(paramArr[1].Replace(".", ","), ciTR.NumberFormat);
                            break;

                        case "zoom":
                            inf.zoom = int.Parse(paramArr[1]);
                            break;

                        case "maptype":
                            maptypeStr = paramArr[1];
                            break;

                        case "extra1":
                            extra1 = paramArr[1];
                            break;

                        case "extra2":
                            extra2 = paramArr[1];
                            break;

                        case "extra3":
                            extra3 = paramArr[1];
                            break;

                        default:
                            break;
                    }
                }
            }

            switch (maptypeStr.ToLower(new CultureInfo("en-US")))
            {
                case "satellite":
                    inf.mapType = MapTypes.SATELLITE;
                    break;
                case "roadmap":
                    inf.mapType = MapTypes.ROADMAP;
                    break;
                case "hybrid":
                    inf.mapType = MapTypes.HYBRID;
                    break;
                case "terrain":
                    inf.mapType = MapTypes.TERRAIN;
                    break;
                default:
                    inf.mapType = MapTypes.ROADMAP;
                    break;
            }

            return inf;
        }

        public MapInfo Copy()
        {
            MapInfo inf = new MapInfo();
            inf.latitude = this.latitude;
            inf.longtitude = this.longtitude;
            inf.mapType = this.mapType;
            inf.zoom = this.zoom;

            return inf;
        }
    }
}