/// <summary> /// 获取要素代码节点 /// </summary> /// <returns></returns> public virtual FeatureCodeNode GetFeatureCodeNode() { try { FeatureCodeNode pFeatureCodeNode = new FeatureCodeNode(); ///如果是空间数据 if (m_pITable is IFeatureClass) { ///要素名称 pFeatureCodeNode.FeatureName = (m_pITable as IObjectClass).AliasName; //要素代码 string sAttriTableName = (m_pITable as IDataset).Name; pFeatureCodeNode.FeatureCode = MetaDataFile.GetFeatureCodeByName(sAttriTableName); ///获取要素类型 if ((m_pITable as IFeatureClass).FeatureType != esriFeatureType.esriFTAnnotation) { switch ((m_pITable as IFeatureClass).ShapeType) { case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryLine: case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryPolyline: pFeatureCodeNode.GeometryType =Metadata.MetaDataFile.GraphConfig.GetGraphTypeMark("Line"); break; case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryMultipoint: case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryPoint: pFeatureCodeNode.GeometryType = Metadata.MetaDataFile.GraphConfig.GetGraphTypeMark("Point"); break; case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryPolygon: pFeatureCodeNode.GeometryType = Metadata.MetaDataFile.GraphConfig.GetGraphTypeMark("Polygon"); break; case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryNull: pFeatureCodeNode.GeometryType = Metadata.MetaDataFile.GraphConfig.GetGraphTypeMark("NoneGeometry"); break; default: break; } } else { pFeatureCodeNode.GeometryType = Metadata.MetaDataFile.GraphConfig.GetGraphTypeMark("Annotation"); } ///数据表名称 pFeatureCodeNode.TableName = sAttriTableName; ///获取标识码字段 string sKeyFieldName = ""; sKeyFieldName = Metadata.MetaDataFile.GetEntityIDFieldName(sAttriTableName); if (sKeyFieldName != "") m_strEntityFieldName = sKeyFieldName; ////获取要素代码字段 sKeyFieldName = Metadata.MetaDataFile.GetYSDMFieldName(sAttriTableName); if (sKeyFieldName != "") m_strSYDMFieldName = sKeyFieldName; } ///如果是属性数据 else if(m_pITable!=null) { pFeatureCodeNode.FeatureName = (m_pITable as IObjectClass).AliasName; string sAttriTableName = (m_pITable as IDataset).Name; pFeatureCodeNode.FeatureCode = MetaDataFile.GetFeatureCodeByName(sAttriTableName); ///数据表名称 pFeatureCodeNode.TableName = sAttriTableName; pFeatureCodeNode.GeometryType = Metadata.MetaDataFile.GraphConfig.GetGraphTypeMark("NoneGeometry"); } return pFeatureCodeNode; } catch (Exception ex) { LogAPI.WriteErrorLog(ex); return null; } }
/* /// <summary> /// 处理面实体中引用线对象的标识码 /// </summary> /// <param name="arrLineNode">VCT线实体节点集合</param> /// <param name="arrFeatureCode">关联图层要素编码集合</param> /// <param name="arrLineNodeEx">VCT面实体中的线实体节点集合</param> private void MatchPolygonToLine(ref List<FileData.LineNode> arrLineNode, List<string> arrFeatureCode, ref List<FileData.LineNodeEx> arrLineNodeEx) { if (arrFeatureCode != null && arrFeatureCode.Count > 0) { List<FileData.LineNode> arrLinkLineNode = new List<FileData.LineNode>(); for (int i = 0; i < arrLineNode.Count; i++) { if (arrFeatureCode.Contains(arrLineNode[i].FeatureCode)) { arrLinkLineNode.Add(arrLineNode[i]); } } if (arrLinkLineNode.Count > 0) { //排序 arrLinkLineNode.Sort(); arrLineNodeEx.Sort(); //更新构面线的标识码 int j = 0; for (int i = 0; i < arrLinkLineNode.Count; i++) { for (; j < arrLineNodeEx.Count; j++) { //必须是未找到标识码的 if (arrLineNodeEx[j].EntityID == -1) { if (arrLinkLineNode[i] == arrLineNodeEx[j]) { arrLineNodeEx[j].IsFromLine = true; arrLineNodeEx[j].EntityID = arrLinkLineNode[i].EntityID; } else if (arrLinkLineNode[i] > arrLineNodeEx[j]) { } else { break; } } } } //反向 List<FileData.LineNodeEx> arrLineNodeExReverse = new List<FileData.LineNodeEx>(); for (int i = 0; i < arrLineNodeEx.Count; i++) { //必须是未找到标识码的 if (arrLineNodeEx[i].EntityID == -1) { FileData.LineNodeEx lineNodeEx = arrLineNodeEx[i]; lineNodeEx.Reverse(); arrLineNodeExReverse.Add(lineNodeEx); } } arrLineNodeExReverse.Sort();//反向后排序 j = 0; for (int i = 0; i < arrLinkLineNode.Count; i++) { for (; j < arrLineNodeExReverse.Count; j++) { if (arrLinkLineNode[i] == arrLineNodeExReverse[j]) { arrLineNodeExReverse[j].IsFromLine = true; arrLineNodeExReverse[j].EntityID = arrLinkLineNode[i].EntityID; } else if (arrLinkLineNode[i] > arrLineNodeExReverse[j]) { } else { break; } } } arrLineNodeEx.Clear(); for (int i = 0; i < arrLineNodeExReverse.Count; i++) { //必须是未找到标识码的 if (arrLineNodeExReverse[i].EntityID == -1) { arrLineNodeEx.Add(arrLineNodeExReverse[i]); } } } } return arrLineNodeEx; } */ //public FileData.LineNodeEx CloneLineNodeEx(FileData.LineNodeEx lineNodeExSource) //{ // //m_InitiallyLineNode = this; // try // { // MemoryStream stream = new MemoryStream(); // BinaryFormatter formatter = new BinaryFormatter(); // formatter.Serialize(stream, lineNodeExSource); // stream.Position = 0; // FileData.LineNodeEx lineNodeEx = formatter.Deserialize(stream) as FileData.LineNodeEx; // lineNodeEx.InitiallyLineNode = lineNodeExSource; // return lineNodeEx; // } // catch (Exception ex) // { // LogAPI.WriteErrorLog(ex); // } // /* // try // { // FileData.LineNodeEx lineNodeEx = new FileData.LineNodeEx(); // lineNodeEx.IsReverse = lineNodeExSource.IsReverse; // lineNodeEx.PolygonID = lineNodeExSource.PolygonID; // lineNodeEx.LineIndex = lineNodeExSource.LineIndex; // lineNodeEx.IsFromLine = lineNodeExSource.IsFromLine; // lineNodeEx.LineType = lineNodeExSource.LineType; // lineNodeEx.SegmentNodes = new FileData.SegmentNodes(); // for (int i = 0; i < lineNodeExSource.SegmentNodes.Count; i++) // { // lineNodeEx.SegmentNodes.Add(lineNodeExSource.SegmentNodes[i]); // //BrokenLineNode brokenLineNode1 = this.SegmentNodes[i] as BrokenLineNode; // //if (brokenLineNode1 != null) // //{ // // BrokenLineNode brokenLineNode2 = new BrokenLineNode(); // // brokenLineNode2.PointInfoNodes = new PointInfoNodes(); // // for (int j = 0; j < brokenLineNode1.PointInfoNodes.Count; j++) // // { // // PointInfoNode pointInfoNode = new PointInfoNode(); // // pointInfoNode.X = brokenLineNode1.PointInfoNodes[j].X; // // pointInfoNode.Y = brokenLineNode1.PointInfoNodes[j].Y; // // brokenLineNode2.PointInfoNodes.Add(pointInfoNode); // // } // // lineNodeEx.SegmentNodes.Add(brokenLineNode2); // //} // } // lineNodeEx.EntityID = lineNodeExSource.EntityID; // lineNodeEx.FeatureCode = lineNodeExSource.FeatureCode; // lineNodeEx.Representation = lineNodeExSource.Representation; // lineNodeEx.InitiallyLineNode = lineNodeExSource; // return lineNodeEx; // } // catch (Exception ex) // { // LogAPI.WriteErrorLog(ex); // }*/ // return null; //} /* /// <summary> /// 处理面实体中引用线对象的标识码 /// </summary> /// <param name="arrLineNodeExNew">VCT面实体中的线实体节点集合(需要新建)</param> private void MatchPolygonToLine(ref List<FileData.LineNodeEx> arrLineNodeExNew) { List<FileData.LineNodeEx> arrLineNodeNewClone = new List<VCT.FileData.LineNodeEx>(); for (int i = 0; i < arrLineNodeExNew.Count; i++) { //克隆对象,并反向 FileData.LineNodeEx lineNodeEx = CloneLineNodeEx(arrLineNodeExNew[i]);//.Clone() as FileData.LineNodeEx; if (lineNodeEx != null) { lineNodeEx.Reverse(); arrLineNodeNewClone.Add(lineNodeEx); } } arrLineNodeExNew.Sort(); arrLineNodeNewClone.Sort(); int j = 0; for (int i = 0; i < arrLineNodeExNew.Count; i++) { if (arrLineNodeExNew[i].EntityID == -1) { //需要创建要素编码 arrLineNodeExNew[i].EntityID = this.m_nNewEntityID; ////未做合并处理 //m_VCTFile.WritePolygonLineNode(arrLineNodeExNew[i]); } for (; j < arrLineNodeNewClone.Count; j++) { if (arrLineNodeNewClone[j].InitiallyLineNode.EntityID == -1) { if (arrLineNodeExNew[i] == arrLineNodeNewClone[j]) { arrLineNodeNewClone[j].InitiallyLineNode.EntityID = arrLineNodeExNew[i].EntityID; arrLineNodeNewClone[j].InitiallyLineNode.Reverse(); //arrLineNodeNewClone[j].InitiallyLineNode.IsReverse = arrLineNodeNewClone[j].IsReverse; arrLineNodeNewClone[j].InitiallyLineNode.OtherPolygonLineNode = arrLineNodeExNew[i]; arrLineNodeExNew[i].OtherPolygonLineNode = arrLineNodeNewClone[j].InitiallyLineNode; } if (arrLineNodeExNew[i] > arrLineNodeNewClone[j]) { } else { break; } } } } //for (int i = 0; i < arrLineNodeExNew.Count; i++) //{ // if ((arrLineNodeExNew[i].InitiallyLineNode == null && arrLineNodeExNew[i].EntityID == -1) || //非克隆对象 // (arrLineNodeExNew[i].InitiallyLineNode != null && arrLineNodeExNew[i].InitiallyLineNode.EntityID == -1)) //克隆对象 // { // if (i > 0) // { // if (arrLineNodeExNew[i] == arrLineNodeExNew[i - 1]) // { // arrLineNodeExNew[i].EntityID = arrLineNodeExNew[i - 1].EntityID; // if (arrLineNodeExNew[i].InitiallyLineNode != null) // { // //arrLineNodeExNew[i]是克隆对象,需要更新原始对象的标识码和方向标识 // arrLineNodeExNew[i].InitiallyLineNode.EntityID = arrLineNodeExNew[i].EntityID; // arrLineNodeExNew[i].InitiallyLineNode.IsReverse = arrLineNodeExNew[i].IsReverse; // } // continue; // } // } // //需要创建要素编码 // arrLineNodeExNew[i].EntityID = this.NewEntityID; // if (arrLineNodeExNew[i].InitiallyLineNode != null) // { // //arrLineNodeExNew[i]是克隆对象,需要更新原始对象的标识码和方向标识 // arrLineNodeExNew[i].InitiallyLineNode.EntityID = arrLineNodeExNew[i].EntityID; // arrLineNodeExNew[i].InitiallyLineNode.IsReverse = arrLineNodeExNew[i].IsReverse; // } // m_VCTFile.WritePolygonLineNode(arrLineNodeExNew[i]); // } //} } */ ///// <summary> ///// 处理面实体中引用线对象的标识码 ///// </summary> ///// <param name="arrLineNode">VCT线实体节点集合</param> //private void WritePolygonLineNodes(ref List<FileData.LineNodeEx> arrLineNode) //{ // ////按标识码、在面的边界线集合中的索引排序 // FileData.LineNodeExComparer lineNodeExComparer = new FileData.LineNodeExComparer(); // arrLineNode.Sort(lineNodeExComparer); // FileData.LineNodeEx lineNode = null; // for (int i = 0; i < arrLineNode.Count; i++) // { // if (lineNode == null) // { // lineNode = arrLineNode[i]; // } // else // { // if (arrLineNode[i].EntityID == lineNode.EntityID) // { // lineNode.SegmentNodes.AddRange(arrLineNode[i].SegmentNodes); // } // else // { // m_VCTFile.WritePolygonLineNode(lineNode); // lineNode = arrLineNode[i]; // } // if (i == arrLineNode.Count - 1) // { // m_VCTFile.WritePolygonLineNode(lineNode); // } // } // } //} /// <summary> /// 执行转换 /// </summary> public EnumMDB2VCTExchangeInfo Exchange() { ///指示当前转换的执行位置 int nExcutePosition = 0; ///1.表结构 2.点 3.线 4.面 try { //获取PGDB数据集 m_dataset = m_MDBFile.GetDataset(); if (m_dataset != null) { //获取当前数据的最大实体标识码 this.m_nNewEntityID = m_dataset.GetMaxEntityID() + 1; //获取VCT头节点 ESRIData.Projection projection = m_dataset.GetProjection(); if (projection != null) { FileData.HeadNode headNode = projection.GetHeadNode(); ///生成头文件错误 if (headNode == null) { return EnumMDB2VCTExchangeInfo.HEADFILEERROR; } //1、写入VCT头节点 m_VCTFile.WriteHeadNode(headNode); //获取图层集合 ESRIData.TableLayer tableLayer; m_nLayerCount = m_dataset.GetLayerCount(); List<FileData.FeatureCodeNode> arrFeatureCodeNode = new List<FileData.FeatureCodeNode>(); List<FileData.TableStructureNode> arrTableStructureNode = new List<FileData.TableStructureNode>(); nExcutePosition++; for (int i = 0; i < m_nLayerCount; i++) { //获取图层对象 tableLayer = m_dataset.GetFeatureLayerByIndex(i); //获取图层要素参数信息 FileData.FeatureCodeNode featureCodeNode = tableLayer.GetFeatureCodeNode(); arrFeatureCodeNode.Add(featureCodeNode); //获取图层表结构信息 FileData.TableStructureNode tableStructureNode = tableLayer.StructureNode; arrTableStructureNode.Add(tableStructureNode); } //2、写入VCT要素参数节点 m_VCTFile.WriteFeatureCodeNodes(arrFeatureCodeNode); //3、写入VCT表结构节点 m_VCTFile.WriteTableStructureNode(arrTableStructureNode); ///释放不在使用的对象,减少内存使用率 add by 曾平 //m_VCTFile.Flush(); arrFeatureCodeNode.Clear(); arrTableStructureNode.Clear(); nExcutePosition++; //4、写入点实体节点 for (int i = 0; i < m_nLayerCount; i++) { //获取图层对象 tableLayer = m_dataset.GetFeatureLayerByIndex(i); ESRIData.PointLayer pointLayer = tableLayer as ESRIData.PointLayer; if (pointLayer != null) { if (pointLayer.FeatureEntys != null) { for (int j = 0; j < pointLayer.FeatureEntys.Count; j++) { m_VCTFile.WritePointNode(pointLayer.FeatureEntys[j].GetEntityNode() as FileData.PointNode); } } } } nExcutePosition++; ////5、写入线实体节点 //List<FileData.LineNode> arrLineNode = new List<FileData.LineNode>(); for (int i = 0; i < m_nLayerCount; i++) { //获取图层对象 tableLayer = m_dataset.GetFeatureLayerByIndex(i); ESRIData.LineLayer lineLayer = tableLayer as ESRIData.LineLayer; if (lineLayer != null) { if (lineLayer.FeatureEntys != null) { for (int j = 0; j < lineLayer.FeatureEntys.Count; j++) { FileData.LineNode lineNode = lineLayer.FeatureEntys[j].GetEntityNode() as FileData.LineNode; if (lineNode != null) { m_VCTFile.WriteLineNode(lineNode); } } } } } ////处理面实体中引用线对象的标识码 ////List<FileData.PolygonNode> arrPolygonNode = MatchPolygonToLine(dataset, ref arrLineNode); ////6、写入面实体节点 nExcutePosition++; WritePolygonNodes pWritePolygonNodes = new WritePolygonNodes(m_dataset, this.m_pTempFile, this.m_VCTFile, this.m_nNewEntityID); //pWritePolygonNodes.WriteCommplete += new WriteCommpleteEventHandler(WritePolygonNodes_WriteCommplete); pWritePolygonNodes.Write(); WritePolygonNodes_WriteCommplete(true); return EnumMDB2VCTExchangeInfo.EXCHANGESUCCESS; } else { return EnumMDB2VCTExchangeInfo.PROJCTIONERROR; } } else { return EnumMDB2VCTExchangeInfo.DATASETERROR; } } catch(Exception ex) { LogAPI.WriteErrorLog(ex); EnumMDB2VCTExchangeInfo pInfo = EnumMDB2VCTExchangeInfo.EXCHANGUNKNOWEERROR; if (nExcutePosition == 1) pInfo = EnumMDB2VCTExchangeInfo.FEATUREINFOERROR; else if (nExcutePosition == 2) pInfo = EnumMDB2VCTExchangeInfo.POINTERROR; else if (nExcutePosition == 3) pInfo = EnumMDB2VCTExchangeInfo.LINEERROR; else if (nExcutePosition == 4) pInfo = EnumMDB2VCTExchangeInfo.PLOYGONERROR; return pInfo; } }
/// <summary> /// �������Ա� /// </summary> /// <param name="pFeatureWorkspace"></param> /// <param name="tableStructureNode"></param> /// <param name="featureCodeNode"></param> /// <returns></returns> private TableLayer CreateTableLayer(IFeatureWorkspace pFeatureWorkspace, TableStructureNode tableStructureNode, FeatureCodeNode featureCodeNode) { try { if (pFeatureWorkspace != null&&tableStructureNode!=null&&featureCodeNode!=null) { IObjectClassDescription ocDescription = new ObjectClassDescriptionClass(); ///�������ݱ��ֶ� IFieldChecker fieldChecker = new FieldCheckerClass(); IFields validatedFields = CreateFileds(tableStructureNode, featureCodeNode); ///�ֶ���Ϣ��֤ IFields fixFields = null; fieldChecker.ValidateWorkspace = pFeatureWorkspace as IWorkspace; IEnumFieldError enumFieldError = null; fieldChecker.Validate(validatedFields, out enumFieldError, out fixFields); ITable pTable = pFeatureWorkspace.CreateTable(tableStructureNode.TableName, fixFields, ocDescription.InstanceCLSID, null, ""); if (pTable != null) { TableLayer pTableLayer = new TableLayer(); //�������ļ���ȡͼ������ string sGeometryType = ""; Metadata.MetaTable pMetaTalbe = Metadata.MetaDataFile.MetaTabls[tableStructureNode.TableName] as Metadata.MetaTable; if (pMetaTalbe != null) { sGeometryType = pMetaTalbe.Type; } else return null; pTableLayer.GeometryType = sGeometryType; pTableLayer.Table = pTable; pTableLayer.UpdateFieldIndex(); return pTableLayer; } return null; } return null; } catch (Exception ex) { LogAPI.WriteErrorLog(ex); return null; } }
/// <summary> /// �����ֶμ��� /// </summary> /// <param name="ocDescription">Ҫ��������</param> /// <param name="tableStructureNode">��ṹ�ڵ�</param> /// <returns></returns> private IFields CreateFileds(TableStructureNode tableStructureNode, FeatureCodeNode featureCodeNode) { try { ///�����ֶμ��� IFeatureClassDescription fcDescription = new FeatureClassDescriptionClass(); IObjectClassDescription ocDescription = new ObjectClassDescriptionClass(); IFields fields = ocDescription.RequiredFields; //�������ļ���ȡͼ������ string sGeometryType = ""; Metadata.MetaTable pMetaTalbe = Metadata.MetaDataFile.MetaTabls[tableStructureNode.TableName] as Metadata.MetaTable; if (pMetaTalbe != null) { sGeometryType = Metadata.MetaDataFile.GraphConfig.GetGraphTypeMark(pMetaTalbe.Type); } //����ͼ������ if (sGeometryType != "NoneGeometry") { ocDescription = (IObjectClassDescription)fcDescription; fields = ocDescription.RequiredFields; int shapeFieldIndex = fields.FindField(fcDescription.ShapeFieldName); IField pGeometryfield = fields.get_Field(shapeFieldIndex); IGeometryDef geometryDef = pGeometryfield.GeometryDef; IGeometryDefEdit geometryDefEdit = (IGeometryDefEdit)geometryDef; if (sGeometryType == "Point") geometryDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPoint; else if (sGeometryType == "Line") geometryDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPolyline; else if (sGeometryType == "Polygon") geometryDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPolygon; } IFieldsEdit fieldsEdit = fields as IFieldsEdit; // ������ṹ���� int FieldCount = tableStructureNode.FieldNodes.Count; for (int i = 0; i < FieldCount; i++) { IField field = new FieldClass(); IFieldEdit fieldEdit = (IFieldEdit)field; ///��ȡ�ֶ���Ϣ FieldNode pFieldNode = tableStructureNode.FieldNodes[i]; if (pFieldNode != null) { ///�����ֶ�ֵ fieldEdit.Name_2 = pFieldNode.FieldName; //�������л�ȡ���� if (pMetaTalbe != null) fieldEdit.AliasName_2 = pMetaTalbe.GetFiledALisNameByCode(pFieldNode.FieldName); esriFieldType type = esriFieldType.esriFieldTypeString; switch (pFieldNode.FieldType) { case "Char": type = esriFieldType.esriFieldTypeString; break; case "Int": type = esriFieldType.esriFieldTypeInteger; break; case "Float": type = esriFieldType.esriFieldTypeDouble; break; case "Time": type = esriFieldType.esriFieldTypeDate; break; case "DateTime": type = esriFieldType.esriFieldTypeDate; break; case "Varchar": type = esriFieldType.esriFieldTypeString; break; case "Varbin": type = esriFieldType.esriFieldTypeString; break; default: break; } fieldEdit.Type_2 = type; fieldEdit.Length_2 = pFieldNode.FieldLength; fieldEdit.Precision_2 = pFieldNode.FieldPrecision; fieldsEdit.AddField(field); } } return fields; } catch(Exception ex) { LogAPI.WriteErrorLog(ex); return null; } }
/// <summary> /// �����ռ�ͼ�� /// </summary> /// <param name="tableStructureNode">VCT��ṹ�ڵ�</param> /// <param name="featureCodeNode">VCTҪ�ر���ڵ�</param> private FeatureLayer CreateFeatureLayer(TableStructureNode tableStructureNode, FeatureCodeNode featureCodeNode) { try { FeatureLayer featureLayer = null; ///��ȡҪ�ؼ� IFeatureDataset featureDataset = m_pIDataset as IFeatureDataset; //�������ļ���ȡͼ������ string sGeometryType = ""; Metadata.MetaTable pMetaTalbe = Metadata.MetaDataFile.MetaTabls[tableStructureNode.TableName] as Metadata.MetaTable; if (pMetaTalbe != null) { sGeometryType = Metadata.MetaDataFile.GraphConfig.GetGraphTypeMark(pMetaTalbe.Type); } else { LogAPI.WriteLog("δ�ܻ�ȡ��" + tableStructureNode.TableName + "����ͼ�����ͣ�"); return null; } ///������ʵ�� if (sGeometryType == "Point") { featureLayer = new PointLayer(); } ///������ʵ�� else if (sGeometryType == "Line") { featureLayer = new LineLayer(); } ///������ʵ�� else if (sGeometryType == "Polygon") { featureLayer = new PolygonLayer(); } else if (sGeometryType == "Annotation") { featureLayer = new AnnotationLayer(); } if (featureLayer != null) { featureLayer.StructureNode = tableStructureNode; IFeatureClass pFcls = CreateFeatureClass(featureDataset, tableStructureNode, featureCodeNode); featureLayer.Table = pFcls as ITable; featureLayer.UpdateFieldIndex(); return featureLayer; } } catch(Exception ex) { LogAPI.WriteErrorLog(ex); } return null; }
private IFeatureClass CreateFeatureClass(IFeatureDataset featureDataset,TableStructureNode tableStructureNode, FeatureCodeNode featureCodeNode) { try { if (featureDataset != null) { IFeatureClassDescription fcDesc = new FeatureClassDescriptionClass(); IObjectClassDescription ocDesc = (IObjectClassDescription)fcDesc; ///�������ݱ��ֶ� IFieldChecker fieldChecker = new FieldCheckerClass(); IEnumFieldError enumFieldError = null; IFields validatedFields = CreateFileds(tableStructureNode, featureCodeNode); ///�ֶ���Ϣ��֤ IFields fixFields = null; fieldChecker.ValidateWorkspace = featureDataset.Workspace; fieldChecker.Validate(validatedFields, out enumFieldError, out fixFields); ////����FeatureClass IFeatureClass featureClass = null; if (tableStructureNode.IsGeometryTable) { ////������ע��FeatureClass if (featureCodeNode.GeometryType != "") { featureClass = featureDataset.CreateFeatureClass(featureCodeNode.TableName, fixFields, ocDesc.InstanceCLSID, ocDesc.ClassExtensionCLSID, esriFeatureType.esriFTSimple, fcDesc.ShapeFieldName, ""); } else { ///����ע�� IFormattedTextSymbol pTxtSymbo=new TextSymbolClass(); IFeatureWorkspaceAnno pFeatureWorkspaceAnno = this.m_pIDataset.Workspace as IFeatureWorkspaceAnno; IGraphicsLayerScale pGraphSacle = new GraphicsLayerScaleClass(); pGraphSacle.Units = ESRI.ArcGIS.esriSystem.esriUnits.esriFeet; //pGraphSacle.ReferenceScale=1000; ISymbolCollection pSymbolCollection = new SymbolCollectionClass(); IAnnotateLayerProperties pAnnoLayerProp = new LabelEngineLayerPropertiesClass(); pAnnoLayerProp.FeatureLinked = true; pAnnoLayerProp.CreateUnplacedElements = false; pAnnoLayerProp.DisplayAnnotation = true; pAnnoLayerProp.UseOutput = true; IAnnotationExpressionEngine pAnnoExpressionEngine =new AnnotationVBScriptEngineClass(); ILabelEngineLayerProperties pLabelEngineLayerProperties = pAnnoLayerProp as ILabelEngineLayerProperties; pLabelEngineLayerProperties.ExpressionParser = pAnnoExpressionEngine; pLabelEngineLayerProperties.Expression = "[DESCRIPTION]"; pLabelEngineLayerProperties.IsExpressionSimple = true; pLabelEngineLayerProperties.Offset = 0; pLabelEngineLayerProperties.SymbolID = 0; pLabelEngineLayerProperties.Symbol = pTxtSymbo; IAnnotateLayerTransformationProperties pAnnoLayerTransProp = pAnnoLayerProp as IAnnotateLayerTransformationProperties; pAnnoLayerTransProp.ReferenceScale=200; pAnnoLayerTransProp.Units= ESRI.ArcGIS.esriSystem.esriUnits.esriFeet; pAnnoLayerTransProp.ScaleRatio=1; IAnnotateLayerPropertiesCollection pAnnoLayerProptyCollection =new AnnotateLayerPropertiesCollectionClass(); pAnnoLayerProptyCollection.Add(pAnnoLayerProp); featureClass= pFeatureWorkspaceAnno.CreateAnnotationClass(featureCodeNode.TableName,fixFields,ocDesc.InstanceCLSID ,ocDesc.ClassExtensionCLSID,fcDesc.ShapeFieldName,"",featureDataset,null, pAnnoLayerProptyCollection, pGraphSacle, pSymbolCollection,true); } } else { ///�����ǿռ����� } return featureClass; } return null; } catch(Exception ex) { LogAPI.WriteErrorLog(ex); return null; } }