/Geocoding/Artem.GoogleGeocoding/GeoLocation.cs

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Globalization;



namespace Artem.Google.Net {



    [Serializable]

    public class GeoLocation : IEquatable<GeoLocation> {



        #region Static Methods ////////////////////////////////////////////////////////////////////



        /// <summary>

        /// Implements the operator ==.

        /// </summary>

        /// <param name="x">The x.</param>

        /// <param name="y">The y.</param>

        /// <returns>The result of the operator.</returns>

        public static bool operator ==(GeoLocation x, GeoLocation y) {

            return object.ReferenceEquals(x, null)

                ? object.ReferenceEquals(y, null) : x.Equals(y);

        }



        /// <summary>

        /// Implements the operator !=.

        /// </summary>

        /// <param name="x">The x.</param>

        /// <param name="y">The y.</param>

        /// <returns>The result of the operator.</returns>

        public static bool operator !=(GeoLocation x, GeoLocation y) {

            return !(x == y);

        }



        /// <summary>

        /// Parses the specified point.

        /// </summary>

        /// <param name="point">The point.</param>

        /// <returns></returns>

        public static GeoLocation Parse(string point) {



            if (point == null)

                throw new ArgumentNullException("point");



            if (!string.IsNullOrEmpty(point)) {



                point = point.Trim('(', ')');

                string[] pair = point.Split(',');

                if (pair.Length >= 2) {

                    var format = CultureInfo.GetCultureInfo("en").NumberFormat;

                    double lat = Convert.ToDouble(pair[0], format);

                    double lng = Convert.ToDouble(pair[1], format);



                    return new GeoLocation(lat, lng);

                }



            }

            throw new ArgumentException("Invalid GeoLocation string format.");



        }

        #endregion



        #region Properties  ///////////////////////////////////////////////////////////////////////



        /// <summary>

        /// Gets or sets the latitude.

        /// </summary>

        /// <value>The latitude.</value>

        public double Latitude { get; set; }



        /// <summary>

        /// Gets or sets the longitude.

        /// </summary>

        /// <value>The longitude.</value>

        public double Longitude { get; set; }



        #endregion



        #region Construct /////////////////////////////////////////////////////////////////////////



        /// <summary>

        /// Initializes a new instance of the <see cref="GeoLocation"/> class.

        /// </summary>

        /// <param name="latitude">The latitude.</param>

        /// <param name="longitude">The longitude.</param>

        public GeoLocation(double latitude, double longitude) {

            this.Latitude = latitude;

            this.Longitude = longitude;

        }



        /// <summary>

        /// Initializes a new instance of the <see cref="GeoLocation"/> class.

        /// </summary>

        /// <param name="source">The source.</param>

        public GeoLocation(GeoLocation source)

            : this(source.Latitude, source.Longitude) { }



        /// <summary>

        /// Initializes a new instance of the <see cref="GeoLocation"/> class.

        /// </summary>

        public GeoLocation()

            : this(0, 0) { }



        #endregion



        #region Methods ///////////////////////////////////////////////////////////////////////////



        /// <summary>

        /// Determines whether the specified <see cref="System.Object"/> is equal to this instance.

        /// </summary>

        /// <param name="obj">The <see cref="System.Object"/> to compare with this instance.</param>

        /// <returns>

        /// 	<c>true</c> if the specified <see cref="System.Object"/> is equal to this instance; otherwise, <c>false</c>.

        /// </returns>

        public override bool Equals(object obj) {

            return (obj is GeoLocation) ? this.Equals(obj as GeoLocation) : false;

        }



        /// <summary>

        /// Equalses the specified other.

        /// </summary>

        /// <param name="other">The other.</param>

        /// <returns></returns>

        public bool Equals(GeoLocation other) {

            return !object.ReferenceEquals(other, null)

                ? ((this.Latitude == other.Latitude) && (this.Longitude == other.Longitude))

                : false;

        }



        /// <summary>

        /// Returns a hash code for this instance.

        /// </summary>

        /// <returns>

        /// A hash code for this instance, suitable for use in hashing algorithms and data structures like a hash table. 

        /// </returns>

        public override int GetHashCode() {

            return this.Latitude.GetHashCode() ^ this.Longitude.GetHashCode();

        }



        /// <summary>

        /// Returns a <see cref="System.String"/> that represents this instance.

        /// </summary>

        /// <returns>

        /// A <see cref="System.String"/> that represents this instance.

        /// </returns>

        public override string ToString() {



            var format = CultureInfo.GetCultureInfo("en").NumberFormat;

            return string.Format("{0},{1}",

                this.Latitude.ToString(format), this.Longitude.ToString(format));

        }

        #endregion

    }

}