■ BingGeocodeDataProvider 클래스에서 빙 지오코드(Bing Geocode) 서비스를 사용해 위도/경도에 대한 정보를 구하는 방법을 보여준다.
▶ MainForm.cs
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using System; using System.Text; using System.Windows.Forms; using DevExpress.XtraEditors; using DevExpress.XtraMap; namespace TestProject { /// <summary> /// 메인 폼 /// </summary> public partial class MainForm : XtraForm { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 빙 맵 키 /// </summary> private string bingKey = "INPUT YOUR BING KEY"; /// <summary> /// 빙 지오코드 데이터 제공자 /// </summary> private BingGeocodeDataProvider bingGeocodeDataProvider; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); Load += Form_Load; this.sendButton.Click += sendButton_Click; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 폼 로드시 처리하기 - Form_Load(sender, e) /// <summary> /// 폼 로드시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void Form_Load(object sender, EventArgs e) { this.bindMapDataProvider.BingKey = this.bingKey; this.bingGeocodeDataProvider = new BingGeocodeDataProvider(); this.bingGeocodeDataProvider.BingKey = this.bingKey; this.bingGeocodeDataProvider.MaxVisibleResultCount = 1; this.informationLayer.DataProvider = bingGeocodeDataProvider; this.bingGeocodeDataProvider.LocationInformationReceived += bingGeocodeDataProvider_LocationInformationReceived; this.bingGeocodeDataProvider.LayerItemsGenerating += bingGeocodeDataProvider_LayerItemsGenerating; } #endregion #region 전송 버튼 클릭시 처리하기 - sendButton_Click(sender, e) /// <summary> /// 전송 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void sendButton_Click(object sender, EventArgs e) { GeoPoint geoPoint; if(GetGeoPoint(this.latitudeTextEdit.Text, this.longitudeTextEdit.Text, out geoPoint)) { this.bingGeocodeDataProvider.RequestLocationInformation(geoPoint, 0); } } #endregion #region 빙 지오코드 데이터 공급자 위치 정보 수신시 처리하기 - bingGeocodeDataProvider_LocationInformationReceived(sender, e) /// <summary> /// 빙 지오코드 데이터 공급자 위치 정보 수신시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void bingGeocodeDataProvider_LocationInformationReceived(object sender, LocationInformationReceivedEventArgs e) { if(e.Cancelled == true) { return; } if(e.Result.ResultCode != RequestResultCode.Success) { this.resultMemoEdit.Text = "The Bing Geocode service does not work for this location."; return; } StringBuilder stringBuilder = new StringBuilder(); int count = 1; foreach(LocationInformation information in e.Result.Locations) { stringBuilder.AppendFormat("Request Result {0} :", count ); stringBuilder.AppendLine(); stringBuilder.AppendFormat("{0}" , information.EntityType ); stringBuilder.AppendLine(); stringBuilder.AppendFormat("{0}" , information.Address.FormattedAddress); stringBuilder.AppendLine(); stringBuilder.AppendFormat("Coordinates : {0}" , information.Location ); stringBuilder.AppendLine(); stringBuilder.AppendLine ("--------------------------------------------------"); count++; } this.resultMemoEdit.Text = stringBuilder.ToString(); } #endregion #region 빙 지오코드 데이터 공급자 레이어 항목 생성시 처리하기 - bingGeocodeDataProvider_LayerItemsGenerating(sender, e) /// <summary> /// 빙 지오코드 데이터 공급자 레이어 항목 생성시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void bingGeocodeDataProvider_LayerItemsGenerating(object sender, LayerItemsGeneratingEventArgs e) { this.mapControl.ZoomToFit(e.Items, 0.4); } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 값 구하기 - GetValue(valueString, minimumValue, maximumValue, valueName, value) /// <summary> /// 값 구하기 /// </summary> /// <param name="valueString">값 문자열</param> /// <param name="minimumValue">최소 값</param> /// <param name="maximumValue">최대 값</param> /// <param name="valueName">값 명</param> /// <param name="value">값</param> /// <returns>처리 결과</returns> private bool GetValue(string valueString, double minimumValue, double maximumValue, string valueName, out double value) { double temporaryValue = string.IsNullOrEmpty(valueString) ? 0 : double.Parse(valueString); if((temporaryValue > maximumValue) || (temporaryValue < minimumValue)) { MessageBox.Show ( string.Format ( "The {0} must be less than or equal to {2} and greater than or equal to {1}. Correct the input value.", valueName, minimumValue, maximumValue ) ); value = 0; return false; } value = temporaryValue; return true; } #endregion #region 지리 위치 구하기 - GetGeoPoint(latitudeString, longitudeString, geoPoint) /// <summary> /// 지리 위치 구하기 /// </summary> /// <param name="latitudeString">위도 문자열</param> /// <param name="longitudeString">경도 문자열</param> /// <param name="geoPoint">지리 위치</param> /// <returns>처리 결과</returns> private bool GetGeoPoint(string latitudeString, string longitudeString, out GeoPoint geoPoint) { double latitude; double longitude; if ( GetValue(latitudeString , -90, 90, "Latitude" , out latitude ) && GetValue(longitudeString, -180, 180, "Longitude", out longitude) ) { geoPoint = new GeoPoint(latitude, longitude); return true; } geoPoint = null; return false; } #endregion } } |
