/// <summary> /// return Spatial Reference /// </summary> /// <returns>ISpatialReference of wgs84</returns> internal static ESRI.ArcGIS.Geometry.ISpatialReference returnSR() { // wgs84 ESRI.ArcGIS.Geometry.ISpatialReferenceFactory spatialReferenceFactory = new ESRI.ArcGIS.Geometry.SpatialReferenceEnvironmentClass(); ESRI.ArcGIS.Geometry.ISpatialReference spatialReference = spatialReferenceFactory.CreateGeographicCoordinateSystem((int)ESRI.ArcGIS.Geometry.esriSRGeoCSType.esriSRGeoCS_WGS1984); ESRI.ArcGIS.Geometry.ISpatialReferenceResolution spatialReferenceResolution = (ESRI.ArcGIS.Geometry.ISpatialReferenceResolution)spatialReference; return(spatialReference); }
private void InsertValueAndGetPos2(string FieldName)//位置和要素要同时获取,否则值和位置可能不对应 { //try //{ if (fatherform.MFGridView2 != null) { //添加列 if (fatherform.MFGridView2.ColumnCount == 0) { if (TitleField == "") { fatherform.MFGridView2.Columns.Add("FeatureID", "FeatureID"); } else { fatherform.MFGridView2.Columns.Add(TitleField, TitleField); } fatherform.MFGridView2.Columns.Add(FieldName, FieldName); } else { fatherform.MFGridView2.Columns.Add(FieldName, FieldName); } //添加值 ILayer61 SlctdLyr = Program.sgworld.ProjectTree.GetLayer(LayerID); string[] ExtractFile = SlctdLyr.DataSourceInfo.ConnectionString.Split(';'); string FilePath = ExtractFile[0].Substring(9); IWorkspaceFactory pWorkspaceFactory = new ShapefileWorkspaceFactoryClass(); IFeatureWorkspace pFeatureWorkspace = (IFeatureWorkspace)pWorkspaceFactory.OpenFromFile(System.IO.Path.GetDirectoryName(FilePath), 0); IFeatureClass pFeatureClass = (IFeatureClass)pFeatureWorkspace.OpenFeatureClass(System.IO.Path.GetFileName(FilePath)); bool ReProjectOrNot = false; //标记是否需要重投影 string LayerCord = SlctdLyr.CoordinateSystem.WktDescription; string TerrainCord = Program.sgworld.Terrain.CoordinateSystem.WktDescription; if (LayerCord != TerrainCord) { ReProjectOrNot = true; } string AValue = ""; IPosition61 cPos = null; List <IPosition61> Positions = new List <IPosition61>(); double dXCoord; double dYCoord; double dAltitude = 0; AltitudeTypeCode eAltitudeTypeCode = AltitudeTypeCode.ATC_ON_TERRAIN; double dYaw = 0.0; double dPitch = 0.0; double dRoll = 0.0; double dDistance = 20000; for (int i = 0; i < pFeatureClass.FeatureCount(null); i++) { //插入值 AValue = pFeatureClass.GetFeature(i).get_Value(pFeatureClass.FindField(FieldName)).ToString(); if (fatherform.MFGridView2.ColumnCount == 2) { if (fatherform.MFGridView2.Columns[0].Name == "FeatureID") { this.fatherform.MFGridView2.Rows.Add(pFeatureClass.GetFeature(i).OID, AValue); } else { this.fatherform.MFGridView2.Rows.Add(pFeatureClass.GetFeature(i).get_Value(pFeatureClass.FindField(TitleField)).ToString(), AValue); } } else { if (this.fatherform.MFGridView2.RowCount > 0) { fatherform.MFGridView2.Rows[i].Cells[FieldName].Value = AValue; } } //获取位置 ESRI.ArcGIS.Geometry.IGeometry pGeometry = pFeatureClass.GetFeature(i).Shape; if (ReProjectOrNot) { ESRI.ArcGIS.Geometry.ISpatialReferenceFactory srFactory = new ESRI.ArcGIS.Geometry.SpatialReferenceEnvironmentClass(); ESRI.ArcGIS.Geometry.IGeographicCoordinateSystem gcs = srFactory.CreateGeographicCoordinateSystem((int)ESRI.ArcGIS.Geometry.esriSRGeoCSType.esriSRGeoCS_WGS1984); ESRI.ArcGIS.Geometry.ISpatialReference sr1 = gcs; pGeometry.Project(sr1); } ESRI.ArcGIS.Geometry.IPoint pPoint = null; switch (pFeatureClass.ShapeType) { case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryPoint: pPoint = (ESRI.ArcGIS.Geometry.IPoint)pGeometry; break; case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryPolyline: pPoint = ((ESRI.ArcGIS.Geometry.IPolyline)pGeometry).ToPoint; break; case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryPolygon: pPoint = ((ESRI.ArcGIS.Geometry.IArea)(ESRI.ArcGIS.Geometry.IPolygon) pGeometry).Centroid; break; default: break; } dXCoord = pPoint.X; dYCoord = pPoint.Y; cPos = Program.sgworld.Creator.CreatePosition(dXCoord, dYCoord, dAltitude, eAltitudeTypeCode, dYaw, dPitch, dRoll, dDistance); Positions.Add(cPos); } if (Positions != null) { fatherform.StaThemePos = Positions; } } //} //catch (Exception ex) //{ // MessageBox.Show("Unexpected Error:" + ex.Message); //} /***20130227杨漾(去掉trycatch,抛给上层trycatch处理异常)****/ }
//位置和要素要同时获取,否则值和位置可能不对应 private void InsertValueAndGetPos2(string FieldName) { //try //{ if (fatherform.MFGridView2 != null) { //添加列 if (fatherform.MFGridView2.ColumnCount == 0) { if(TitleField == "") fatherform.MFGridView2.Columns.Add("FeatureID", "FeatureID"); else fatherform.MFGridView2.Columns.Add(TitleField, TitleField); fatherform.MFGridView2.Columns.Add(FieldName, FieldName); } else { fatherform.MFGridView2.Columns.Add(FieldName, FieldName); } //添加值 ILayer61 SlctdLyr = Program.sgworld.ProjectTree.GetLayer(LayerID); string[] ExtractFile = SlctdLyr.DataSourceInfo.ConnectionString.Split(';'); string FilePath = ExtractFile[0].Substring(9); IWorkspaceFactory pWorkspaceFactory = new ShapefileWorkspaceFactoryClass(); IFeatureWorkspace pFeatureWorkspace = (IFeatureWorkspace)pWorkspaceFactory.OpenFromFile(System.IO.Path.GetDirectoryName(FilePath), 0); IFeatureClass pFeatureClass = (IFeatureClass)pFeatureWorkspace.OpenFeatureClass(System.IO.Path.GetFileName(FilePath)); bool ReProjectOrNot = false;//标记是否需要重投影 string LayerCord = SlctdLyr.CoordinateSystem.WktDescription; string TerrainCord = Program.sgworld.Terrain.CoordinateSystem.WktDescription; if (LayerCord != TerrainCord) ReProjectOrNot = true; string AValue = ""; IPosition61 cPos = null; List<IPosition61> Positions = new List<IPosition61>(); double dXCoord; double dYCoord; double dAltitude = 0; AltitudeTypeCode eAltitudeTypeCode = AltitudeTypeCode.ATC_ON_TERRAIN; double dYaw = 0.0; double dPitch = 0.0; double dRoll = 0.0; double dDistance = 20000; for (int i = 0; i < pFeatureClass.FeatureCount(null); i++) { //插入值 AValue = pFeatureClass.GetFeature(i).get_Value(pFeatureClass.FindField(FieldName)).ToString(); if (fatherform.MFGridView2.ColumnCount == 2) { if (fatherform.MFGridView2.Columns[0].Name == "FeatureID") this.fatherform.MFGridView2.Rows.Add(pFeatureClass.GetFeature(i).OID, AValue); else this.fatherform.MFGridView2.Rows.Add(pFeatureClass.GetFeature(i).get_Value(pFeatureClass.FindField(TitleField)).ToString(), AValue); } else { if (this.fatherform.MFGridView2.RowCount > 0) fatherform.MFGridView2.Rows[i].Cells[FieldName].Value = AValue; } //获取位置 ESRI.ArcGIS.Geometry.IGeometry pGeometry = pFeatureClass.GetFeature(i).Shape; if (ReProjectOrNot) { ESRI.ArcGIS.Geometry.ISpatialReferenceFactory srFactory = new ESRI.ArcGIS.Geometry.SpatialReferenceEnvironmentClass(); ESRI.ArcGIS.Geometry.IGeographicCoordinateSystem gcs = srFactory.CreateGeographicCoordinateSystem((int)ESRI.ArcGIS.Geometry.esriSRGeoCSType.esriSRGeoCS_WGS1984); ESRI.ArcGIS.Geometry.ISpatialReference sr1 = gcs; pGeometry.Project(sr1); } ESRI.ArcGIS.Geometry.IPoint pPoint = null; switch (pFeatureClass.ShapeType) { case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryPoint: pPoint = (ESRI.ArcGIS.Geometry.IPoint)pGeometry; break; case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryPolyline: pPoint = ((ESRI.ArcGIS.Geometry.IPolyline)pGeometry).ToPoint; break; case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryPolygon: pPoint = ((ESRI.ArcGIS.Geometry.IArea)(ESRI.ArcGIS.Geometry.IPolygon)pGeometry).Centroid; break; default: break; } dXCoord = pPoint.X; dYCoord = pPoint.Y; cPos = Program.sgworld.Creator.CreatePosition(dXCoord, dYCoord, dAltitude, eAltitudeTypeCode, dYaw, dPitch, dRoll, dDistance); Positions.Add(cPos); } if (Positions != null) fatherform.StaThemePos = Positions; } //} //catch (Exception ex) //{ // MessageBox.Show("Unexpected Error:" + ex.Message); //} /***20130227杨漾(去掉trycatch,抛给上层trycatch处理异常)****/ }