/// <summary> /// 得到数据空间参考的wkt字符串 /// </summary> /// <returns></returns> public string GetSridWkt() { string wkt = String.Empty; OSGeo.OSR.SpatialReference pSpatialReference = _ogrLayer.GetSpatialRef(); if (pSpatialReference != null) { pSpatialReference.ExportToWkt(out wkt); } return(wkt); }
private string GetSpatialReference(OSGeo.OGR.Layer layer, int iLayer, DataSource dataSource, SpatialReference sourceSRS) { string spatialReference; if (layer.GetSpatialRef() == null) { AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, "Spatial Reference System (SRS) is missing. SRS set automatically set to WGS84."); Driver driver = dataSource.GetDriver(); if (driver.GetName() == "MVT") { sourceSRS.SetFromUserInput("EPSG:3857"); } else { sourceSRS.SetFromUserInput("WGS84"); } ///this seems to work where SetWellKnownGeogCS doesn't string pretty; sourceSRS.ExportToPrettyWkt(out pretty, 0); AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, pretty); return(spatialReference = "Spatial Reference System (SRS) is missing. SRS set automatically set to WGS84."); } else { if (layer.GetSpatialRef().Validate() != 0) { AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, "Spatial Reference System (SRS) is unknown or unsupported. SRS set automatically set to WGS84."); sourceSRS.SetWellKnownGeogCS("WGS84"); return(spatialReference = "Spatial Reference System (SRS) is unknown or unsupported. SRS set automatically set to WGS84."); } else { sourceSRS = layer.GetSpatialRef(); sourceSRS.ExportToWkt(out spatialReference); try { int sourceSRSInt = Int16.Parse(sourceSRS.GetAuthorityCode(null)); AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, "The source Spatial Reference System (SRS) from layer " + layer.GetName() + " is EPSG:" + sourceSRSInt + "."); } catch { AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, "Failed to get an EPSG Spatial Reference System (SRS) integer from layer " + layer.GetName() + "."); } } } return(spatialReference); }
public LayerData GetData() { var spatialReference = _ogrLayer.GetSpatialRef(); spatialReference.ExportToPrettyWkt(out string spref, 0); var layer = new LayerData { Name = _ogrLayer.GetName(), GoemType = _ogrLayer.GetGeomType().ToString("G").Substring(3), FeatureCount = _ogrLayer.GetFeatureCount(0), Extent = GetExtent(_ogrLayer), SpatialRefSystem = spref, ProjectionName = spatialReference.GetName() }; return(layer); }
/// <summary> /// Adds the projection info of the OGR layer to the FeatureSet. /// </summary> /// <param name="layer">The layer that is used to create the FeatureSet.</param> /// <returns>Null on error otherwise the ProjectionInfo object that contains the data of the layers proj4 string.</returns> private static ProjectionInfo GetProjectionInfo(Layer layer) { try { SpatialReference osrSpatialref = layer.GetSpatialRef(); if (osrSpatialref != null) { string sProj4String; osrSpatialref.ExportToProj4(out sProj4String); return(ProjectionInfo.FromProj4String(sProj4String)); } } catch (Exception ex) { Trace.WriteLine(ex); } return(null); }
public static void selectDZXFromPoint(string point, string dzx, string savePath) { OSGeo.OGR.Ogr.RegisterAll(); OSGeo.OGR.Driver dr = OSGeo.OGR.Ogr.GetDriverByName("ESRI shapefile"); OSGeo.OGR.DataSource poiDS = dr.Open(point, 0); OSGeo.OGR.DataSource dzxDS = dr.Open(dzx, 0); if (File.Exists(savePath)) { File.Delete(savePath); } OSGeo.OGR.DataSource newDS = dr.CreateDataSource(savePath, null); OSGeo.OGR.Layer poiLayer = poiDS.GetLayerByIndex(0); OSGeo.OGR.Layer dzxLayer = dzxDS.GetLayerByIndex(0); OSGeo.OGR.Layer newLayer = newDS.CreateLayer("", dzxLayer.GetSpatialRef(), dzxLayer.GetGeomType(), null); int poiCount = poiLayer.GetFeatureCount(0); int dzxCount = dzxLayer.GetFeatureCount(0); for (int i = 0; i < poiCount; i++) { OSGeo.OGR.Feature poiFeat = poiLayer.GetFeature(i); OSGeo.OGR.Geometry poiGeom = poiFeat.GetGeometryRef(); for (int t = 0; t < dzxCount; t++) { OSGeo.OGR.Feature dzxFeat = dzxLayer.GetFeature(t); OSGeo.OGR.Geometry dzxGeom = dzxFeat.GetGeometryRef(); if (poiGeom.Within(dzxGeom)) { newLayer.CreateFeature(dzxFeat); } dzxFeat.Dispose(); Console.WriteLine("getFeatureByPoint:{0}/{1}", i, poiCount); } poiFeat.Dispose(); } Console.WriteLine("【本次提取到{0}个要素】", newLayer.GetFeatureCount(0)); newDS.Dispose(); dzxDS.Dispose(); poiDS.Dispose(); }
//从文件中读取数据 private static FeatureSource GetFeaturesource(SHPGeoDataBase thisdb, String path) { OSGeo.OGR.DataSource ds = GetOGRDataSource(thisdb, path); //init schema OSGeo.OGR.Layer layer = ds.GetLayerByIndex(0); OSGeo.OGR.FeatureDefn fd = layer.GetLayerDefn(); Int32 sIndex = path.LastIndexOf("\\"); string sname = path.Substring(sIndex + 1, path.Length - sIndex - 1 - 4); int fieldcount = fd.GetFieldCount(); Dictionary <String, FieldDefn> tmpField = new Dictionary <string, FieldDefn>(); for (int i = 0; i < fieldcount; ++i) { OSGeo.OGR.FieldDefn field = fd.GetFieldDefn(i); tmpField.Add(field.GetName(), field); } GisSmartTools.RS.ReferenceSystem rfs; OSGeo.OSR.SpatialReference osrrf = layer.GetSpatialRef(); if (osrrf.IsProjected() != 0) { rfs = new GisSmartTools.RS.SRS(osrrf); } else { rfs = new GisSmartTools.RS.GRS(osrrf); } Schema rs = new Schema(sname, layer.GetGeomType(), rfs, tmpField); //get featurecollection FeatureCollection fc = GetFeatureCollection(layer, rs); //close file //ds.Dispose(); return(new FeatureSource(rs, fc)); }
public static bool CovertRegion2Line(string path, string savePath) { try { OSGeo.OGR.Ogr.RegisterAll(); OSGeo.OGR.Driver dr = OSGeo.OGR.Ogr.GetDriverByName("ESRI shapefile"); if (dr == null) { Console.WriteLine("启动驱动失败!\n"); } OSGeo.OGR.DataSource ds = dr.Open(path, 0); int layerCount = ds.GetLayerCount(); OSGeo.OGR.Layer layer = ds.GetLayerByIndex(0); FeatureDefn fdf = layer.GetLayerDefn(); int fieldCount = fdf.GetFieldCount(); // 创建数据源 DataSource oDS = dr.CreateDataSource(savePath, null); if (oDS == null) { Console.WriteLine("创建矢量文件【%s】失败!\n", savePath); return(false); } OSGeo.OSR.SpatialReference srs = layer.GetSpatialRef(); // 创建图层,创建一个多边形图层,这里没有指定空间参考,如果需要的话,需要在这里进行指定 Layer oLayer = oDS.CreateLayer("line", srs, OSGeo.OGR.wkbGeometryType.wkbMultiLineString, null); if (oLayer == null) { Console.WriteLine("图层创建失败!\n"); return(false); } for (int i = 0; i < fieldCount; i++) { FieldDefn fieldDefn = fdf.GetFieldDefn(i); oLayer.CreateField(fieldDefn, 1); } FeatureDefn oDefn = oLayer.GetLayerDefn(); OSGeo.OGR.Feature feat; while ((feat = layer.GetNextFeature()) != null) { Feature oFeatureMulty = new Feature(oDefn); OSGeo.OGR.Geometry geometry = feat.GetGeometryRef(); for (int i = 0; i < fieldCount; i++) { string value = feat.GetFieldAsString(i); oFeatureMulty.SetField(i, value); } OSGeo.OGR.wkbGeometryType goetype = geometry.GetGeometryType(); if (goetype == OSGeo.OGR.wkbGeometryType.wkbPolygon) { Geometry tempGeo = new Geometry(wkbGeometryType.wkbMultiLineString); int count = geometry.GetGeometryCount(); for (int j = 0; j < count; j++) { Geometry line = new Geometry(wkbGeometryType.wkbLinearRing); Geometry geo = geometry.GetGeometryRef(j); for (int i = 0; i < geo.GetPointCount(); i++) { double x = geo.GetX(i); double y = geo.GetY(i); line.AddPoint(x, y, 0); } tempGeo.AddGeometryDirectly(line); } oFeatureMulty.SetGeometry(tempGeo); } oLayer.SetFeature(oFeatureMulty); } oLayer.Dispose(); layer.Dispose(); oDS.Dispose(); ds.Dispose(); dr.Dispose(); } catch { } return(false); }
public static void ConvertFeatureToRaster(Layer layer, out Dataset outputDataset, double rasterCellSize, string fieldName) { DriverUtils.RegisterGdalOgrDrivers(); Envelope envelope = new Envelope(); layer.GetExtent(envelope, 0); //Compute the out raster cell resolutions int x_res = Convert.ToInt32((envelope.MaxX - envelope.MinX) / rasterCellSize); int y_res = Convert.ToInt32((envelope.MaxY - envelope.MinY) / rasterCellSize); //Console.WriteLine("Extent: " + envelope.MaxX + " " + envelope.MinX + " " + envelope.MaxY + " " + envelope.MinY); //Console.WriteLine("X resolution: " + x_res); //Console.WriteLine("X resolution: " + y_res); //Create new tiff in disk string tempRaster = "tempZoneRaster.tif"; if (File.Exists(tempRaster)) { File.Delete(tempRaster); } OSGeo.GDAL.Driver outputDriver = Gdal.GetDriverByName("GTiff"); outputDataset = outputDriver.Create(tempRaster, x_res, y_res, 1, DataType.GDT_Int32, null); //Extrac srs from input feature string inputShapeSrs; SpatialReference spatialRefrence = layer.GetSpatialRef(); spatialRefrence.ExportToWkt(out inputShapeSrs); //Assign input feature srs to outpur raster outputDataset.SetProjection(inputShapeSrs); //Geotransform double[] argin = new double[] { envelope.MinX, rasterCellSize, 0, envelope.MaxY, 0, -rasterCellSize }; outputDataset.SetGeoTransform(argin); //Set no data Band band = outputDataset.GetRasterBand(1); //band.SetNoDataValue(GdalUtilConstants.NoDataValue); band.Fill(GdalUtilConstants.NoDataValue, 0.0); //Feature to raster rasterize layer options //No of bands (1) int[] bandlist = new int[] { 1 }; //Values to be burn on raster (10.0) double[] burnValues = new double[] { 10.0 }; //Dataset myDataset = Gdal.Open(outputRasterFile, Access.GA_Update); //additional options string[] rasterizeOptions; //rasterizeOptions = new string[] { "ALL_TOUCHED=TRUE", "ATTRIBUTE=" + fieldName }; //To set all touched pixels into raster pixel rasterizeOptions = new string[] { "ATTRIBUTE=" + fieldName }; //Rasterize layer //Gdal.RasterizeLayer(myDataset, 1, bandlist, layer, IntPtr.Zero, IntPtr.Zero, 1, burnValues, null, null, null); // To burn the given burn values instead of feature attributes //Gdal.RasterizeLayer(outputDataset, 1, bandlist, layer, IntPtr.Zero, IntPtr.Zero, 1, burnValues, rasterizeOptions, new Gdal.GDALProgressFuncDelegate(ProgressFunc), "Raster conversion"); Gdal.RasterizeLayer(outputDataset, 1, bandlist, layer, IntPtr.Zero, IntPtr.Zero, 1, burnValues, rasterizeOptions, null, null); }
public static void ReportLayer(Layer layer) { FeatureDefn def = layer.GetLayerDefn(); Console.WriteLine( "Layer name: " + def.GetName() ); Console.WriteLine( "Feature Count: " + layer.GetFeatureCount(1) ); Envelope ext = new Envelope(); layer.GetExtent(ext, 1); Console.WriteLine( "Extent: " + ext.MinX + "," + ext.MaxX + "," + ext.MinY + "," + ext.MaxY); /* -------------------------------------------------------------------- */ /* Reading the spatial reference */ /* -------------------------------------------------------------------- */ OSGeo.OSR.SpatialReference sr = layer.GetSpatialRef(); string srs_wkt; if ( sr != null ) { sr.ExportToPrettyWkt( out srs_wkt, 1 ); } else srs_wkt = "(unknown)"; Console.WriteLine( "Layer SRS WKT: " + srs_wkt ); /* -------------------------------------------------------------------- */ /* Reading the fields */ /* -------------------------------------------------------------------- */ Console.WriteLine("Field definition:"); for( int iAttr = 0; iAttr < def.GetFieldCount(); iAttr++ ) { FieldDefn fdef = def.GetFieldDefn( iAttr ); Console.WriteLine( fdef.GetNameRef() + ": " + fdef.GetFieldTypeName( fdef.GetFieldType() ) + " (" + fdef.GetWidth() + "." + fdef.GetPrecision() + ")"); } /* -------------------------------------------------------------------- */ /* Reading the shapes */ /* -------------------------------------------------------------------- */ Console.WriteLine( "" ); Feature feat; while( (feat = layer.GetNextFeature()) != null ) { ReportFeature(feat, def); feat.Dispose(); } }
protected override void SolveInstance(IGH_DataAccess DA) { ///Gather GHA inputs List <Curve> boundary = new List <Curve>(); DA.GetDataList <Curve>("Boundary", boundary); string shpFileLoc = ""; DA.GetData <string>("Vector Data Location", ref shpFileLoc); bool cropIt = true; DA.GetData <Boolean>("Crop file", ref cropIt); string userSRStext = "WGS84"; DA.GetData <string>(2, ref userSRStext); ///GDAL setup ///Some preliminary testing has been done to read SHP, GeoJSON, OSM, KML, MVT, GML and GDB ///It can be spotty with KML, MVT and GML and doesn't throw informative errors. Likely has to do with getting a valid CRS and ///TODO: resolve errors with reading KML, MVT, GML. RESTful.GdalConfiguration.ConfigureOgr(); OSGeo.OGR.Ogr.RegisterAll(); OSGeo.OGR.Driver drv = OSGeo.OGR.Ogr.GetDriverByName("ESRI Shapefile"); OSGeo.OGR.DataSource ds = OSGeo.OGR.Ogr.Open(shpFileLoc, 0); if (ds == null) { AddRuntimeMessage(GH_RuntimeMessageLevel.Error, "The vector datasource was unreadable by this component. It may not a valid file type for this component or otherwise null/empty."); return; } List <OSGeo.OGR.Layer> layerset = new List <OSGeo.OGR.Layer>(); List <int> fc = new List <int>(); for (int iLayer = 0; iLayer < ds.GetLayerCount(); iLayer++) { OSGeo.OGR.Layer layer = ds.GetLayerByIndex(iLayer); if (layer == null) { Console.WriteLine("Couldn't fetch advertised layer " + iLayer); System.Environment.Exit(-1); } else { layerset.Add(layer); } } ///Declare trees GH_Structure <GH_Rectangle> recs = new GH_Structure <GH_Rectangle>(); GH_Structure <GH_String> sRefs = new GH_Structure <GH_String>(); GH_Structure <GH_String> fnames = new GH_Structure <GH_String>(); GH_Structure <GH_String> fset = new GH_Structure <GH_String>(); GH_Structure <GH_Point> gset = new GH_Structure <GH_Point>(); GH_Structure <GH_Point> gsetUser = new GH_Structure <GH_Point>(); GH_Structure <GH_Rectangle> recsUser = new GH_Structure <GH_Rectangle>(); GH_Structure <GH_String> gtype = new GH_Structure <GH_String>(); GH_Structure <IGH_GeometricGoo> gGoo = new GH_Structure <IGH_GeometricGoo>(); ///Loop through each layer. Layers usually occur in Geodatabase GDB format. SHP usually has only one layer. for (int iLayer = 0; iLayer < ds.GetLayerCount(); iLayer++) { OSGeo.OGR.Layer layer = ds.GetLayerByIndex(iLayer); if (layer == null) { Console.WriteLine("Couldn't fetch advertised layer " + iLayer); System.Environment.Exit(-1); } long count = layer.GetFeatureCount(1); int featureCount = System.Convert.ToInt32(count); AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, "Layer #" + iLayer + " " + layer.GetName() + " has " + featureCount + " features"); ///Get the spatial reference of the input vector file and set to WGS84 if not known OSGeo.OSR.SpatialReference sourceSRS = new SpatialReference(Osr.SRS_WKT_WGS84); string sRef = ""; if (layer.GetSpatialRef() == null) { AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, "Spatial Reference System (SRS) is missing. SRS set automatically set to WGS84."); Driver driver = ds.GetDriver(); if (driver.GetName() == "MVT") { sourceSRS.SetFromUserInput("EPSG:3857"); } else { sourceSRS.SetFromUserInput("WGS84"); } ///this seems to work where SetWellKnownGeogCS doesn't string pretty = ""; sourceSRS.ExportToPrettyWkt(out pretty, 0); AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, pretty); sRef = "Spatial Reference System (SRS) is missing. SRS set automatically set to WGS84."; } else { if (layer.GetSpatialRef().Validate() != 0) { AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, "Spatial Reference System (SRS) is unknown or unsupported. SRS set automatically set to WGS84."); sourceSRS.SetWellKnownGeogCS("WGS84"); sRef = "Spatial Reference System (SRS) is unknown or unsupported. SRS set automatically set to WGS84."; } else { sourceSRS = layer.GetSpatialRef(); sourceSRS.ExportToWkt(out sRef); try { int sourceSRSInt = Int16.Parse(sourceSRS.GetAuthorityCode(null)); AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, "The source Spatial Reference System (SRS) from layer " + layer.GetName() + " is EPSG:" + sourceSRSInt + "."); } catch { AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, "Failed to get an EPSG Spatial Reference System (SRS) from layer " + layer.GetName() + "."); } } } sRefs.Append(new GH_String(sRef), new GH_Path(iLayer)); ///Set transform from input spatial reference to Rhino spatial reference ///TODO: look into adding a step for transforming to CRS set in SetCRS OSGeo.OSR.SpatialReference rhinoSRS = new OSGeo.OSR.SpatialReference(""); rhinoSRS.SetWellKnownGeogCS("WGS84"); ///TODO: verify the userSRS is valid ///TODO: use this as override of global SetSRS OSGeo.OSR.SpatialReference userSRS = new OSGeo.OSR.SpatialReference(""); userSRS.SetFromUserInput(userSRStext); ///These transforms move and scale in order to go from userSRS to XYZ and vice versa Transform userSRSToModelTransform = Heron.Convert.GetUserSRSToModelTransform(userSRS); Transform modelToUserSRSTransform = Heron.Convert.GetModelToUserSRSTransform(userSRS); Transform sourceToModelSRSTransform = Heron.Convert.GetUserSRSToModelTransform(sourceSRS); Transform modelToSourceSRSTransform = Heron.Convert.GetModelToUserSRSTransform(sourceSRS); ///Get OGR envelope of the data in the layer in the sourceSRS OSGeo.OGR.Envelope ext = new OSGeo.OGR.Envelope(); layer.GetExtent(ext, 1); OSGeo.OGR.Geometry extMinSourceOgr = new OSGeo.OGR.Geometry(wkbGeometryType.wkbPoint); extMinSourceOgr.AddPoint(ext.MinX, ext.MinY, 0.0); extMinSourceOgr.AssignSpatialReference(sourceSRS); OSGeo.OGR.Geometry extMaxSourceOgr = new OSGeo.OGR.Geometry(wkbGeometryType.wkbPoint); extMaxSourceOgr.AddPoint(ext.MaxX, ext.MaxY, 0.0); extMaxSourceOgr.AssignSpatialReference(sourceSRS); ///Get extents in Rhino SRS Point3d extPTmin = Heron.Convert.OgrPointToPoint3d(extMinSourceOgr, sourceToModelSRSTransform); Point3d extPTmax = Heron.Convert.OgrPointToPoint3d(extMaxSourceOgr, sourceToModelSRSTransform); Rectangle3d rec = new Rectangle3d(Plane.WorldXY, extPTmin, extPTmax); recs.Append(new GH_Rectangle(rec), new GH_Path(iLayer)); ///Get extents in userSRS ///Can give odd results if crosses 180 longitude extMinSourceOgr.TransformTo(userSRS); extMaxSourceOgr.TransformTo(userSRS); Point3d extPTminUser = Heron.Convert.OgrPointToPoint3d(extMinSourceOgr, userSRSToModelTransform); Point3d extPTmaxUser = Heron.Convert.OgrPointToPoint3d(extMaxSourceOgr, userSRSToModelTransform); Rectangle3d recUser = new Rectangle3d(Plane.WorldXY, extPTminUser, extPTmaxUser); recsUser.Append(new GH_Rectangle(recUser), new GH_Path(iLayer)); if (boundary.Count == 0 && cropIt == true) { AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, "Define a boundary or set cropIt to False"); } else if (boundary.Count == 0 && cropIt == false) { AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, "Clipping boundary has not been defined. File extents will be used instead"); boundary.Add(rec.ToNurbsCurve()); } ///Loop through input boundaries for (int i = 0; i < boundary.Count; i++) { OSGeo.OGR.FeatureDefn def = layer.GetLayerDefn(); ///Get the field names List <string> fieldnames = new List <string>(); for (int iAttr = 0; iAttr < def.GetFieldCount(); iAttr++) { OSGeo.OGR.FieldDefn fdef = def.GetFieldDefn(iAttr); fnames.Append(new GH_String(fdef.GetNameRef()), new GH_Path(i, iLayer)); } ///Check if boundary is contained in extent if (!rec.IsValid || ((rec.Height == 0) && (rec.Width == 0))) { ///Get field data if even if no geometry is present in the layer AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, "One or more vector datasource bounds are not valid."); OSGeo.OGR.Feature feat; int m = 0; while ((feat = layer.GetNextFeature()) != null) { ///Loop through field values for (int iField = 0; iField < feat.GetFieldCount(); iField++) { OSGeo.OGR.FieldDefn fdef = def.GetFieldDefn(iField); fset.Append(new GH_String(feat.GetFieldAsString(iField)), new GH_Path(i, iLayer, m)); fdef.Dispose(); } m++; feat.Dispose(); } } else if (boundary[i] == null) { AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, "Clipping boundary " + i + " not set."); } else if (!boundary[i].IsValid) { AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, "Clipping boundary " + i + " is not valid."); } else if (rec.IsValid && Curve.PlanarClosedCurveRelationship(rec.ToNurbsCurve(), boundary[i], Plane.WorldXY, Rhino.RhinoDoc.ActiveDoc.ModelAbsoluteTolerance) == RegionContainment.Disjoint) { AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, "One or more clipping boundaries may be outside the bounds of the vector datasource."); } else { ///Create bounding box for clipping geometry Point3d min = boundary[i].GetBoundingBox(true).Min; Point3d max = boundary[i].GetBoundingBox(true).Max; min.Transform(modelToSourceSRSTransform); max.Transform(modelToSourceSRSTransform); double[] minpT = new double[3]; double[] maxpT = new double[3]; minpT[0] = min.X; minpT[1] = min.Y; minpT[2] = min.Z; maxpT[0] = max.X; maxpT[1] = max.Y; maxpT[2] = max.Z; OSGeo.OGR.Geometry ebbox = OSGeo.OGR.Geometry.CreateFromWkt("POLYGON((" + minpT[0] + " " + minpT[1] + ", " + minpT[0] + " " + maxpT[1] + ", " + maxpT[0] + " " + maxpT[1] + ", " + maxpT[0] + " " + minpT[1] + ", " + minpT[0] + " " + minpT[1] + "))"); ///Create bounding box for clipping geometry ///Not working on MVT type files //boundary[i].Transform(modelToSourceSRSTransform); //OSGeo.OGR.Geometry ebbox = Heron.Convert.CurveToOgrPolygon(boundary[i]); ///Clip Shapefile ///http://pcjericks.github.io/py-gdalogr-cookbook/vector_layers.html OSGeo.OGR.Layer clipped_layer = layer; if (cropIt) { clipped_layer.SetSpatialFilter(ebbox); } ///Loop through geometry OSGeo.OGR.Feature feat; def = clipped_layer.GetLayerDefn(); int m = 0; while ((feat = clipped_layer.GetNextFeature()) != null) { OSGeo.OGR.Geometry geom = feat.GetGeometryRef(); OSGeo.OGR.Geometry sub_geom; OSGeo.OGR.Geometry geomUser = feat.GetGeometryRef().Clone(); OSGeo.OGR.Geometry sub_geomUser; ///reproject geometry to WGS84 and userSRS ///TODO: look into using the SetCRS global variable here if (geom.GetSpatialReference() == null) { geom.AssignSpatialReference(sourceSRS); } if (geomUser.GetSpatialReference() == null) { geomUser.AssignSpatialReference(sourceSRS); } geom.TransformTo(rhinoSRS); geomUser.TransformTo(userSRS); gtype.Append(new GH_String(geom.GetGeometryName()), new GH_Path(i, iLayer, m)); if (feat.GetGeometryRef() != null) { ///Convert GDAL geometries to IGH_GeometricGoo gGoo.AppendRange(Heron.Convert.OgrGeomToGHGoo(geomUser, userSRSToModelTransform), new GH_Path(i, iLayer, m)); /// Get Feature Values if (fset.PathExists(new GH_Path(i, iLayer, m))) { fset.get_Branch(new GH_Path(i, iLayer, m)).Clear(); } for (int iField = 0; iField < feat.GetFieldCount(); iField++) { OSGeo.OGR.FieldDefn fdef = def.GetFieldDefn(iField); if (feat.IsFieldSet(iField)) { fset.Append(new GH_String(feat.GetFieldAsString(iField)), new GH_Path(i, iLayer, m)); } else { fset.Append(new GH_String("null"), new GH_Path(i, iLayer, m)); } } ///End get Feature Values ///Start get points if open polylines and points for (int gpc = 0; gpc < geom.GetPointCount(); gpc++) { ///Loop through geometry points for Rhino SRS double[] ogrPt = new double[3]; geom.GetPoint(gpc, ogrPt); Point3d pt3D = new Point3d(ogrPt[0], ogrPt[1], ogrPt[2]); pt3D.Transform(Heron.Convert.WGSToXYZTransform()); gset.Append(new GH_Point(pt3D), new GH_Path(i, iLayer, m)); ///Loop through geometry points for User SRS double[] ogrPtUser = new double[3]; geomUser.GetPoint(gpc, ogrPtUser); Point3d pt3DUser = new Point3d(ogrPtUser[0], ogrPtUser[1], ogrPtUser[2]); pt3DUser.Transform(userSRSToModelTransform); gsetUser.Append(new GH_Point(pt3DUser), new GH_Path(i, iLayer, m)); ///End loop through geometry points /// Get Feature Values if (fset.PathExists(new GH_Path(i, iLayer, m))) { fset.get_Branch(new GH_Path(i, iLayer, m)).Clear(); } for (int iField = 0; iField < feat.GetFieldCount(); iField++) { OSGeo.OGR.FieldDefn fdef = def.GetFieldDefn(iField); if (feat.IsFieldSet(iField)) { fset.Append(new GH_String(feat.GetFieldAsString(iField)), new GH_Path(i, iLayer, m)); } else { fset.Append(new GH_String("null"), new GH_Path(i, iLayer, m)); } } ///End Get Feature Values } ///End getting points if open polylines or points ///Start getting points if closed polylines and multipolygons for (int gi = 0; gi < geom.GetGeometryCount(); gi++) { sub_geom = geom.GetGeometryRef(gi); OSGeo.OGR.Geometry subsub_geom; sub_geomUser = geomUser.GetGeometryRef(gi); OSGeo.OGR.Geometry subsub_geomUser; if (sub_geom.GetGeometryCount() > 0) { for (int n = 0; n < sub_geom.GetGeometryCount(); n++) { subsub_geom = sub_geom.GetGeometryRef(n); subsub_geomUser = sub_geomUser.GetGeometryRef(n); for (int ptnum = 0; ptnum < subsub_geom.GetPointCount(); ptnum++) { ///Loop through geometry points double[] ogrPt = new double[3]; subsub_geom.GetPoint(ptnum, ogrPt); Point3d pt3D = new Point3d(ogrPt[0], ogrPt[1], ogrPt[2]); pt3D.Transform(Heron.Convert.WGSToXYZTransform()); gset.Append(new GH_Point(pt3D), new GH_Path(i, iLayer, m, gi, n)); ///Loop through geometry points for User SRS double[] ogrPtUser = new double[3]; subsub_geomUser.GetPoint(ptnum, ogrPtUser); Point3d pt3DUser = new Point3d(ogrPtUser[0], ogrPtUser[1], ogrPtUser[2]); pt3DUser.Transform(userSRSToModelTransform); gsetUser.Append(new GH_Point(pt3DUser), new GH_Path(i, iLayer, m, gi, n)); ///End loop through geometry points } subsub_geom.Dispose(); subsub_geomUser.Dispose(); } } else { for (int ptnum = 0; ptnum < sub_geom.GetPointCount(); ptnum++) { ///Loop through geometry points double[] ogrPt = new double[3]; sub_geom.GetPoint(ptnum, ogrPt); Point3d pt3D = new Point3d(ogrPt[0], ogrPt[1], ogrPt[2]); pt3D.Transform(Heron.Convert.WGSToXYZTransform()); gset.Append(new GH_Point(pt3D), new GH_Path(i, iLayer, m, gi)); ///Loop through geometry points for User SRS double[] ogrPtUser = new double[3]; sub_geomUser.GetPoint(ptnum, ogrPtUser); Point3d pt3DUser = new Point3d(ogrPtUser[0], ogrPtUser[1], ogrPtUser[2]); pt3DUser.Transform(userSRSToModelTransform); gsetUser.Append(new GH_Point(pt3DUser), new GH_Path(i, iLayer, m, gi)); ///End loop through geometry points } } sub_geom.Dispose(); sub_geomUser.Dispose(); /// Get Feature Values if (fset.PathExists(new GH_Path(i, iLayer, m))) { fset.get_Branch(new GH_Path(i, iLayer, m)).Clear(); } for (int iField = 0; iField < feat.GetFieldCount(); iField++) { OSGeo.OGR.FieldDefn fdef = def.GetFieldDefn(iField); if (feat.IsFieldSet(iField)) { fset.Append(new GH_String(feat.GetFieldAsString(iField)), new GH_Path(i, iLayer, m)); } else { fset.Append(new GH_String("null"), new GH_Path(i, iLayer, m)); } } ///End Get Feature Values } //m++; } m++; geom.Dispose(); geomUser.Dispose(); feat.Dispose(); } ///end while loop through features } ///end clipped layer else statement } ///end loop through boundaries layer.Dispose(); }///end loop through layers ds.Dispose(); DA.SetDataTree(0, recs); DA.SetDataTree(1, sRefs); DA.SetDataTree(2, fnames); DA.SetDataTree(3, fset); DA.SetDataTree(4, gset); DA.SetDataTree(5, gsetUser); DA.SetDataTree(6, recsUser); DA.SetDataTree(7, gGoo); DA.SetDataTree(8, gtype); }
protected override void SolveInstance(IGH_DataAccess DA) { List <Curve> boundary = new List <Curve>(); DA.GetDataList <Curve>(0, boundary); string shpFileLoc = ""; DA.GetData <string>("Vector Data Location", ref shpFileLoc); ///GDAL setup ///Some preliminary testing has been done to read SHP, GeoJSON, OSM, KML, MVT, GML and GDB ///It can be spotty with KML, MVT and GML and doesn't throw informative errors. Likely has to do with getting a valid CRS and ///TODO: resolve errors with reading KML, MVT, GML. RESTful.GdalConfiguration.ConfigureOgr(); OSGeo.OGR.Ogr.RegisterAll(); OSGeo.OGR.Driver drv = OSGeo.OGR.Ogr.GetDriverByName("ESRI Shapefile"); OSGeo.OGR.DataSource ds = OSGeo.OGR.Ogr.Open(shpFileLoc, 0); if (ds == null) { AddRuntimeMessage(GH_RuntimeMessageLevel.Error, "The vector datasource was unreadable by this component. It may not a valid file type for this component or otherwise null/empty."); return; } List <OSGeo.OGR.Layer> layerset = new List <OSGeo.OGR.Layer>(); List <int> fc = new List <int>(); for (int iLayer = 0; iLayer < ds.GetLayerCount(); iLayer++) { OSGeo.OGR.Layer layer = ds.GetLayerByIndex(iLayer); if (layer == null) { Console.WriteLine("Couldn't fetch advertised layer " + iLayer); System.Environment.Exit(-1); } else { layerset.Add(layer); } } ///Declare trees GH_Structure <GH_String> layname = new GH_Structure <GH_String>(); GH_Structure <GH_Integer> fcs = new GH_Structure <GH_Integer>(); GH_Structure <GH_Rectangle> recs = new GH_Structure <GH_Rectangle>(); GH_Structure <GH_String> sRefs = new GH_Structure <GH_String>(); GH_Structure <GH_String> fnames = new GH_Structure <GH_String>(); GH_Structure <GH_String> fset = new GH_Structure <GH_String>(); GH_Structure <GH_Point> gset = new GH_Structure <GH_Point>(); ///Loop through each layer. Layers usually occur in Geodatabase GDB format. SHP usually has only one layer. for (int iLayer = 0; iLayer < ds.GetLayerCount(); iLayer++) { OSGeo.OGR.Layer layer = ds.GetLayerByIndex(iLayer); if (layer == null) { Console.WriteLine("Couldn't fetch advertised layer " + iLayer); System.Environment.Exit(-1); } long count = layer.GetFeatureCount(1); int featureCount = System.Convert.ToInt32(count); fcs.Append(new GH_Integer(featureCount), new GH_Path(iLayer)); layname.Append(new GH_String(layer.GetName()), new GH_Path(iLayer)); ///Get OGR envelope of the data in the layer OSGeo.OGR.Envelope ext = new OSGeo.OGR.Envelope(); layer.GetExtent(ext, 1); Point3d extMin = new Point3d(); Point3d extMax = new Point3d(); extMin.X = ext.MinX; extMin.Y = ext.MinY; extMax.X = ext.MaxX; extMax.Y = ext.MaxY; ///Get the spatial reference of the input vector file and set to WGS84 if not known OSGeo.OSR.SpatialReference sr = new SpatialReference(Osr.SRS_WKT_WGS84); string sRef = ""; if (layer.GetSpatialRef() == null) { AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, "Coordinate Reference System (CRS) is missing. CRS set automatically set to WGS84."); sr.ImportFromXML(shpFileLoc); string pretty = ""; sr.ExportToPrettyWkt(out pretty, 0); AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, pretty); sr.SetWellKnownGeogCS("WGS84"); sRef = "Coordinate Reference System (CRS) is missing. CRS set automatically set to WGS84."; //sr.ImportFromEPSG(2263); } else { if (layer.GetSpatialRef().Validate() != 0) { AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, "Coordinate Reference System (CRS) is unknown or unsupported. CRS set automatically set to WGS84."); sr.SetWellKnownGeogCS("WGS84"); sRef = "Coordinate Reference System (CRS) is unknown or unsupported. SRS set automatically set to WGS84."; } else { AddRuntimeMessage(GH_RuntimeMessageLevel.Remark, "Coordinate Reference System (CRS) set from layer" + iLayer + "."); sr = layer.GetSpatialRef(); sr.ExportToWkt(out sRef); } } sRefs.Append(new GH_String(sRef), new GH_Path(iLayer)); ///Set transform from input spatial reference to Rhino spatial reference ///TODO: look into adding a step for transforming to CRS set in SetCRS OSGeo.OSR.SpatialReference dst = new OSGeo.OSR.SpatialReference(""); dst.SetWellKnownGeogCS("WGS84"); OSGeo.OSR.CoordinateTransformation coordTransform = new OSGeo.OSR.CoordinateTransformation(sr, dst); OSGeo.OSR.CoordinateTransformation revTransform = new OSGeo.OSR.CoordinateTransformation(dst, sr); ///Get bounding box of data in layer double[] extMinPT = new double[3] { extMin.X, extMin.Y, extMin.Z }; double[] extMaxPT = new double[3] { extMax.X, extMax.Y, extMax.Z }; coordTransform.TransformPoint(extMinPT); coordTransform.TransformPoint(extMaxPT); Point3d extPTmin = new Point3d(extMinPT[0], extMinPT[1], extMinPT[2]); Point3d extPTmax = new Point3d(extMaxPT[0], extMaxPT[1], extMaxPT[2]); Rectangle3d rec = new Rectangle3d(Plane.WorldXY, Heron.Convert.ToXYZ(extPTmin), Heron.Convert.ToXYZ(extPTmax)); recs.Append(new GH_Rectangle(rec), new GH_Path(iLayer)); ///Loop through input boundaries for (int i = 0; i < boundary.Count; i++) { OSGeo.OGR.FeatureDefn def = layer.GetLayerDefn(); ///Get the field names List <string> fieldnames = new List <string>(); for (int iAttr = 0; iAttr < def.GetFieldCount(); iAttr++) { OSGeo.OGR.FieldDefn fdef = def.GetFieldDefn(iAttr); fnames.Append(new GH_String(fdef.GetNameRef()), new GH_Path(i, iLayer)); } ///Check if boundary is contained in extent if (!rec.IsValid || ((rec.Height == 0) && (rec.Width == 0))) { AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, "One or more vector datasource bounds are not valid."); OSGeo.OGR.Feature feat; int m = 0; while ((feat = layer.GetNextFeature()) != null) { ///Loop through field values for (int iField = 0; iField < feat.GetFieldCount(); iField++) { OSGeo.OGR.FieldDefn fdef = def.GetFieldDefn(iField); fset.Append(new GH_String(feat.GetFieldAsString(iField)), new GH_Path(i, iLayer, m)); fdef.Dispose(); } m++; feat.Dispose(); } } else if (boundary[i] == null) { AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, "Clipping boundary " + i + " not set."); } else if (!boundary[i].IsValid) { AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, "Clipping boundary " + i + " is not valid."); } else if (rec.IsValid && Curve.PlanarClosedCurveRelationship(rec.ToNurbsCurve(), boundary[i], Plane.WorldXY, Rhino.RhinoDoc.ActiveDoc.ModelAbsoluteTolerance) == RegionContainment.Disjoint) { AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, "One or more boundaries may be outside the bounds of the vector datasource."); } else { ///Create bounding box for clipping geometry Point3d min = Heron.Convert.ToWGS(boundary[i].GetBoundingBox(true).Min); Point3d max = Heron.Convert.ToWGS(boundary[i].GetBoundingBox(true).Max); double[] minpT = new double[3]; double[] maxpT = new double[3]; minpT[0] = min.X; minpT[1] = min.Y; minpT[2] = min.Z; maxpT[0] = max.X; maxpT[1] = max.Y; maxpT[2] = max.Z; revTransform.TransformPoint(minpT); revTransform.TransformPoint(maxpT); ///Convert to OGR geometry ///TODO: add conversion from GH geometry to OGR to Convert class OSGeo.OGR.Geometry ebbox = OSGeo.OGR.Geometry.CreateFromWkt("POLYGON((" + minpT[0] + " " + minpT[1] + ", " + minpT[0] + " " + maxpT[1] + ", " + maxpT[0] + " " + maxpT[1] + ", " + maxpT[0] + " " + minpT[1] + ", " + minpT[0] + " " + minpT[1] + "))"); ///Clip Shapefile ///http://pcjericks.github.io/py-gdalogr-cookbook/vector_layers.html ///TODO: allow for polyline/curve as clipper, not just bounding box OSGeo.OGR.Layer clipped_layer = layer; clipped_layer.SetSpatialFilter(ebbox); ///Loop through geometry OSGeo.OGR.Feature feat; def = clipped_layer.GetLayerDefn(); int m = 0; while ((feat = clipped_layer.GetNextFeature()) != null) { OSGeo.OGR.Geometry geom = feat.GetGeometryRef(); OSGeo.OGR.Geometry sub_geom; ///reproject geometry to WGS84 ///TODO: look into using the SetCRS global variable here geom.Transform(coordTransform); if (feat.GetGeometryRef() != null) { ///Start get points if open polylines and points for (int gpc = 0; gpc < geom.GetPointCount(); gpc++) { ///Loop through geometry points double[] pT = new double[3]; pT[0] = geom.GetX(gpc); pT[1] = geom.GetY(gpc); pT[2] = geom.GetZ(gpc); if (Double.IsNaN(geom.GetZ(gpc))) { pT[2] = 0; } //coordTransform.TransformPoint(pT); Point3d pt3D = new Point3d(); pt3D.X = pT[0]; pt3D.Y = pT[1]; pt3D.Z = pT[2]; gset.Append(new GH_Point(Heron.Convert.ToXYZ(pt3D)), new GH_Path(i, iLayer, m)); ///End loop through geometry points /// Get Feature Values if (fset.PathExists(new GH_Path(i, iLayer, m))) { fset.get_Branch(new GH_Path(i, iLayer, m)).Clear(); } for (int iField = 0; iField < feat.GetFieldCount(); iField++) { OSGeo.OGR.FieldDefn fdef = def.GetFieldDefn(iField); if (feat.IsFieldSet(iField)) { fset.Append(new GH_String(feat.GetFieldAsString(iField)), new GH_Path(i, iLayer, m)); } else { fset.Append(new GH_String("null"), new GH_Path(i, iLayer, m)); } } ///End Get Feature Values } ///End getting points if open polylines or points ///Start getting points if closed polylines and multipolygons for (int gi = 0; gi < geom.GetGeometryCount(); gi++) { sub_geom = geom.GetGeometryRef(gi); OSGeo.OGR.Geometry subsub_geom; List <Point3d> geom_list = new List <Point3d>(); ///trouble getting all points. this is a troubleshoot ///gset.Append(new GH_Point(new Point3d(0, 0, sub_geom.GetGeometryCount())), new GH_Path(i, iLayer, m, gi)); if (sub_geom.GetGeometryCount() > 0) { for (int n = 0; n < sub_geom.GetGeometryCount(); n++) { subsub_geom = sub_geom.GetGeometryRef(n); for (int ptnum = 0; ptnum < subsub_geom.GetPointCount(); ptnum++) { ///Loop through geometry points double[] pT = new double[3]; pT[0] = subsub_geom.GetX(ptnum); pT[1] = subsub_geom.GetY(ptnum); pT[2] = subsub_geom.GetZ(ptnum); Point3d pt3D = new Point3d(); pt3D.X = pT[0]; pt3D.Y = pT[1]; pt3D.Z = pT[2]; gset.Append(new GH_Point(Heron.Convert.ToXYZ(pt3D)), new GH_Path(i, iLayer, m, gi, n)); ///End loop through geometry points } subsub_geom.Dispose(); } } else { for (int ptnum = 0; ptnum < sub_geom.GetPointCount(); ptnum++) { ///Loop through geometry points double[] pT = new double[3]; pT[0] = sub_geom.GetX(ptnum); pT[1] = sub_geom.GetY(ptnum); pT[2] = sub_geom.GetZ(ptnum); Point3d pt3D = new Point3d(); pt3D.X = pT[0]; pt3D.Y = pT[1]; pt3D.Z = pT[2]; gset.Append(new GH_Point(Heron.Convert.ToXYZ(pt3D)), new GH_Path(i, iLayer, m, gi)); ///End loop through geometry points } } sub_geom.Dispose(); /// Get Feature Values if (fset.PathExists(new GH_Path(i, iLayer, m))) { fset.get_Branch(new GH_Path(i, iLayer, m)).Clear(); } for (int iField = 0; iField < feat.GetFieldCount(); iField++) { OSGeo.OGR.FieldDefn fdef = def.GetFieldDefn(iField); if (feat.IsFieldSet(iField)) { fset.Append(new GH_String(feat.GetFieldAsString(iField)), new GH_Path(i, iLayer, m)); } else { fset.Append(new GH_String("null"), new GH_Path(i, iLayer, m)); } } ///End Get Feature Values } //m++; } m++; feat.Dispose(); } ///end while loop through features } } //end loop through boundaries layer.Dispose(); }///end loop through layers ds.Dispose(); DA.SetDataTree(0, layname); DA.SetDataTree(1, fcs); DA.SetDataTree(2, recs); DA.SetDataTree(3, sRefs); DA.SetDataTree(4, fnames); DA.SetDataTree(5, fset); DA.SetDataTree(6, gset); }
ControlZone _zoneB = new ControlZone(); //管控区B public bool ConflictAnalysis() { IFeatureSet resultSet = null; try { #region 相交分析 OSGeo.OGR.Layer layerA = null; if (_zoneA.FeatureSet != null) { layerA = GIS.GDAL.VectorConverter.DS2OrgLayer(_zoneA.FeatureSet); } else { layerA = GIS.GDAL.VectorConverter.GetOgrLayer(_zoneA.Address); } OSGeo.OGR.Layer layerB = null; if (_zoneB.FeatureSet != null) { layerB = GIS.GDAL.VectorConverter.DS2OrgLayer(_zoneB.FeatureSet); } else { layerB = GIS.GDAL.VectorConverter.GetOgrLayer(_zoneB.Address); } OSGeo.OGR.Layer resultLayer = null; using (OSGeo.OGR.Driver driver = Ogr.GetDriverByName("ESRI Shapefile")) { if (driver == null) { System.Environment.Exit(-1); } string[] resultPath = _address.Split(new string[] { "\\" }, StringSplitOptions.RemoveEmptyEntries); string resultName = resultPath[resultPath.Length - 1]; using (var dsResult = driver.CreateDataSource(_address, new string[] { })) { if (dsResult == null) { throw new Exception("Can't get to the datasoure."); } for (int i = 0; i < dsResult.GetLayerCount(); i++) { resultLayer = dsResult.GetLayerByIndex(i); if (resultLayer != null && resultLayer.GetLayerDefn().GetName() == resultName) { dsResult.DeleteLayer(i); break; } } SpatialReference reference = layerA.GetSpatialRef(); FeatureDefn definition = layerA.GetLayerDefn(); wkbGeometryType type = definition.GetGeomType(); resultLayer = dsResult.CreateLayer("ResultLayer", layerA.GetSpatialRef(), layerA.GetLayerDefn().GetGeomType(), new string[] { }); bool intersectSuccess = GIS.GDAL.Overlay.Overlay.OverlayOperate(layerA, layerB, ref resultLayer, OverlayType.Intersects, null); if (!intersectSuccess) { return(false); } } } #endregion resultSet = DotSpatial.Data.DataManager.DefaultDataManager.OpenFile(_address) as IFeatureSet; #region 添加转换要素的字段 DataTable resultTable = resultSet.DataTable; DataColumn conflictColumn = new DataColumn(); conflictColumn.DataType = typeof(string); conflictColumn.ColumnName = "冲突类型"; conflictColumn.MaxLength = 100; resultTable.Columns.Add(conflictColumn); DataColumn conflictColumn2 = new DataColumn(); conflictColumn2.DataType = typeof(string); conflictColumn2.ColumnName = "处理意见"; conflictColumn2.MaxLength = 100; resultTable.Columns.Add(conflictColumn2); DataColumn conflictColumn3 = new DataColumn(); conflictColumn3.DataType = typeof(string); conflictColumn3.ColumnName = "备注"; conflictColumn3.MaxLength = 50; resultTable.Columns.Add(conflictColumn3); DataColumn conflictColumn4 = new DataColumn(); conflictColumn4.DataType = typeof(string); conflictColumn4.ColumnName = "用地类型"; conflictColumn4.MaxLength = 50; resultTable.Columns.Add(conflictColumn4); #endregion int index = resultTable.Columns.IndexOf("冲突类型"); for (int i = 0; i < resultTable.Rows.Count; i++) { DataRow dataRow = resultTable.Rows[i]; dataRow[index] = _conflictType; } resultSet.Save(); if (resultSet.Projection == null) { } GIS.FrameWork.Application.App.Map.Layers.Add(resultSet); return(true); } catch (Exception ex) { return(false); } }