public static void ExtractSelectFeatureFormFeatureCursor(string string_0, IFeatureCursor ifeatureCursor_0, IFeatureWorkspace ifeatureWorkspace_0, IGeometry igeometry_0) { IEnumFieldError enumFieldError; IFields field; string str; string string0; int num; if (ifeatureCursor_0 != null) { IFields fields = ifeatureCursor_0.Fields; IFieldChecker fieldCheckerClass = new FieldChecker() { ValidateWorkspace = ifeatureWorkspace_0 as IWorkspace }; fieldCheckerClass.Validate(fields, out enumFieldError, out field); fieldCheckerClass.ValidateTableName(string_0, out str); string name = ""; int num1 = 0; while (true) { if (num1 < field.FieldCount) { IField field1 = field.Field[num1]; if (field1.Type == esriFieldType.esriFieldTypeGeometry) { name = field1.Name; IGeometryDef geometryDef = field1.GeometryDef; ISpatialReference spatialReference = geometryDef.SpatialReference; SpatialReferenctOperator.ChangeCoordinateSystem(ifeatureWorkspace_0 as IGeodatabaseRelease, spatialReference, false); (geometryDef as IGeometryDefEdit).SpatialReference_2 = spatialReference; (field1 as IFieldEdit).GeometryDef_2 = geometryDef; break; } else { num1++; } } else { break; } } string_0 = str; if (((ifeatureWorkspace_0 as IWorkspace).Type == esriWorkspaceType.esriLocalDatabaseWorkspace ? false : (ifeatureWorkspace_0 as IWorkspace).Type != esriWorkspaceType.esriRemoteDatabaseWorkspace)) { string str1 = string.Concat((ifeatureWorkspace_0 as IWorkspace).PathName, "\\", string_0); string0 = string.Concat(str1, ".shp"); num = 1; while (File.Exists(string0)) { string0 = string.Concat(str1, "_", num.ToString(), ".shp"); num++; } string_0 = System.IO.Path.GetFileNameWithoutExtension(string0); } else { IWorkspace2 ifeatureWorkspace0 = ifeatureWorkspace_0 as IWorkspace2; string0 = string_0; num = 1; while (ifeatureWorkspace0.NameExists[esriDatasetType.esriDTFeatureClass, string0]) { string0 = string.Concat(string_0, "_", num.ToString()); num++; } string_0 = string0; } try { IFeatureClass featureClass = ifeatureWorkspace_0.CreateFeatureClass(string_0, field, null, null, esriFeatureType.esriFTSimple, name, ""); IFeature feature = ifeatureCursor_0.NextFeature(); IFeatureCursor featureCursor = featureClass.Insert(true); IFeatureBuffer featureBuffer = featureClass.CreateFeatureBuffer(); while (feature != null) { if (feature.Shape != null) { ClipHelper.InsertFeature(featureCursor, featureBuffer, field, feature, feature.Shape, igeometry_0); } feature = ifeatureCursor_0.NextFeature(); } featureCursor.Flush(); Marshal.ReleaseComObject(featureClass); featureClass = null; Marshal.ReleaseComObject(featureBuffer); featureBuffer = null; Marshal.ReleaseComObject(featureCursor); featureCursor = null; } catch { } Marshal.ReleaseComObject(ifeatureCursor_0); ifeatureCursor_0 = null; } }
public static void ExtractSelectFeatureFormLayer(IFeatureLayer ifeatureLayer_0, IFeatureWorkspace ifeatureWorkspace_0, IGeometry igeometry_0) { try { IFeatureSelection featureSelection = (IFeatureSelection)ifeatureLayer_0; if (featureSelection.SelectionSet.Count != 0) { IFeatureClass featureClass = ifeatureLayer_0.FeatureClass; IFields fields = featureClass.Fields; IFieldChecker fieldChecker = new FieldChecker(); fieldChecker.InputWorkspace = (featureClass as IDataset).Workspace; fieldChecker.ValidateWorkspace = (ifeatureWorkspace_0 as IWorkspace); IEnumFieldError enumFieldError; IFields fields2; fieldChecker.Validate(fields, out enumFieldError, out fields2); enumFieldError.Reset(); IFieldError fieldError = enumFieldError.Next(); string text = ""; while (fieldError != null) { fieldError.FieldError.ToString(); IField field = fields.get_Field(fieldError.FieldIndex); IField field2 = fields2.get_Field(fieldError.FieldIndex); string text2 = text; text = string.Concat(new string[] { text2, field2.Name, " reason: ", field.Name, " " }); fieldError = enumFieldError.Next(); } new Hashtable(); string text3 = ifeatureLayer_0.Name; string text4; fieldChecker.ValidateTableName(text3, out text4); text3 = text4; string shapeFieldName = ""; IFieldsEdit fieldsEdit = new Fields() as IFieldsEdit; for (int i = fields2.FieldCount - 1; i >= 0; i--) { IField field3 = fields2.get_Field(i); if (field3.Type == esriFieldType.esriFieldTypeGeometry) { shapeFieldName = field3.Name; IGeometryDef geometryDef = field3.GeometryDef; ISpatialReference spatialReference = (geometryDef.SpatialReference as IClone).Clone() as ISpatialReference; SpatialReferenctOperator.ChangeCoordinateSystem(ifeatureWorkspace_0 as IGeodatabaseRelease, spatialReference, false); (geometryDef as IGeometryDefEdit).SpatialReference_2 = spatialReference; (field3 as IFieldEdit).GeometryDef_2 = geometryDef; } if ((ifeatureWorkspace_0 as IWorkspace).Type == esriWorkspaceType.esriFileSystemWorkspace) { if (field3.Type != esriFieldType.esriFieldTypeBlob) { fieldsEdit.AddField(field3); } } else { fieldsEdit.AddField(field3); } } IFeatureClass featureClass2 = null; try { featureClass2 = ifeatureWorkspace_0.CreateFeatureClass(text3, fieldsEdit, null, null, esriFeatureType.esriFTSimple, shapeFieldName, ""); } catch (Exception) { System.Windows.Forms.MessageBox.Show("无法创建输出要素类!"); return; } IFeatureCursor featureCursor = featureClass2.Insert(true); IFeatureBuffer featureBuffer = featureClass2.CreateFeatureBuffer(); ICursor cursor; featureSelection.SelectionSet.Search(null, false, out cursor); IFeatureCursor featureCursor2 = (IFeatureCursor)cursor; for (IFeature feature = featureCursor2.NextFeature(); feature != null; feature = featureCursor2.NextFeature()) { if (feature.Shape != null) { ClipHelper.InsertFeature(featureCursor, featureBuffer, fields2, feature, feature.Shape, igeometry_0); } } featureCursor.Flush(); Marshal.ReleaseComObject(featureBuffer); Marshal.ReleaseComObject(featureCursor); } } catch { } }
public static void ExtractSelectFeatureFormFeatureCursor(ILayer ilayer_0, IFeatureCursor ifeatureCursor_0, IFeatureWorkspace ifeatureWorkspace_0, IGeometry igeometry_0, IMap imap_0) { IEnumFieldError enumFieldError; IFields field; string str; string name = ilayer_0.Name; if (ifeatureCursor_0 != null) { IFields fields = ifeatureCursor_0.Fields; IFieldChecker fieldCheckerClass = new FieldChecker() { ValidateWorkspace = ifeatureWorkspace_0 as IWorkspace }; fieldCheckerClass.Validate(fields, out enumFieldError, out field); fieldCheckerClass.ValidateTableName(name, out str); string name1 = ""; int num = 0; while (true) { if (num < field.FieldCount) { IField field1 = field.Field[num]; if (field1.Type == esriFieldType.esriFieldTypeGeometry) { name1 = field1.Name; IGeometryDef geometryDef = field1.GeometryDef; ISpatialReference spatialReference = geometryDef.SpatialReference; SpatialReferenctOperator.ChangeCoordinateSystem(ifeatureWorkspace_0 as IGeodatabaseRelease, spatialReference, false); (geometryDef as IGeometryDefEdit).SpatialReference_2 = spatialReference; (field1 as IFieldEdit).GeometryDef_2 = geometryDef; break; } else { num++; } } else { break; } } name = str; IFeatureClass featureClass = ifeatureWorkspace_0.CreateFeatureClass(name, field, null, null, esriFeatureType.esriFTSimple, name1, ""); IFeature feature = ifeatureCursor_0.NextFeature(); if (feature != null) { IFeatureCursor featureCursor = featureClass.Insert(true); IFeatureBuffer featureBuffer = featureClass.CreateFeatureBuffer(); while (feature != null) { if (feature.Shape != null) { try { ClipHelper.InsertFeature(featureCursor, featureBuffer, field, feature, feature.Shape, igeometry_0); } catch (Exception exception) { } } feature = ifeatureCursor_0.NextFeature(); } featureCursor.Flush(); IFeatureLayer featureLayerClass = new FeatureLayer(); (featureLayerClass as IGeoFeatureLayer).Renderer = (ilayer_0 as IGeoFeatureLayer).Renderer; featureLayerClass.Name = (featureClass as IDataset).Name; featureLayerClass.FeatureClass = featureClass; imap_0.AddLayer(featureLayerClass); featureBuffer = null; featureCursor = null; } } }