/// <summary>
/// 从mdb到vct转换时，初始化图层列表
/// </summary>
private bool InitialFeatureList()
{
try
{
if (m_pIDataset == null)
return false;
m_FeatureList = new List<TableLayer>();
IEnumDataset pEnumDataset = m_pIDataset.Subsets;
IDataset pSet = pEnumDataset.Next();
while (pSet != null)
{
FeatureLayer pFeatureLayer = null;
IFeatureClass pFeatureCls = pSet as IFeatureClass;
string sGeometryType = "";
///从配置文件获取要素类型
Metadata.MetaTable pMetaTable = Metadata.MetaDataFile.MetaTabls[pSet.Name] as Metadata.MetaTable;
if (pMetaTable != null)
{
sGeometryType = pMetaTable.Type;
}
else
{
///如果不属于标准的数据则不处理
pSet = pEnumDataset.Next();
continue;
}
///根据要素类型创建vct空间数据节点
esriGeometryType pFeatureType = pFeatureCls.ShapeType;
if (pFeatureType == esriGeometryType.esriGeometryLine
|| pFeatureType == esriGeometryType.esriGeometryPolyline)
{
///构造线节点
pFeatureLayer = new LineLayer();
if (sGeometryType == "")
sGeometryType = "Line";
}
else if (pFeatureType == esriGeometryType.esriGeometryPolygon)
{
//构造面节点
pFeatureLayer = new PolygonLayer();
if (sGeometryType == "")
sGeometryType = "Polygon";
}
else if (pFeatureType == esriGeometryType.esriGeometryPoint)
{
pFeatureLayer = new PointLayer();
if (sGeometryType == "")
sGeometryType = "Point";
}
////注记图层
if (pFeatureCls.FeatureType == esriFeatureType.esriFTAnnotation)
{
pFeatureLayer = new AnnotationLayer();
pFeatureLayer.GeometryType = "Annotation";
}
pFeatureLayer.CutGeometry =m_cutGeometry;
//挂接空间数据表
pFeatureLayer.Table = pSet as ITable;
pFeatureLayer.GeometryType = sGeometryType;
pFeatureLayer.IsCut = m_bCut;
pFeatureLayer.FeatureCode = MetaDataFile.GetFeatureCodeByName(pSet.Name);
pFeatureLayer.UpdateFieldIndex();
m_FeatureList.Add(pFeatureLayer);
pSet = pEnumDataset.Next();
}
///处理属性表集合
IEnumDataset pAttriTalbelDataSet= m_pIWorkspace.get_Datasets(esriDatasetType.esriDTTable);
IDataset pAttriDataset = pAttriTalbelDataSet.Next();
while (pAttriDataset != null)
{
TableLayer pAttributeTalbe = new TableLayer();
///从配置文件获取要素类型
Metadata.MetaTable pMetaTable = Metadata.MetaDataFile.MetaTabls[pAttriDataset.Name] as Metadata.MetaTable;
if (pMetaTable != null)
{
pAttributeTalbe.GeometryType = pMetaTable.Type;
pAttributeTalbe.Table = pAttriDataset as ITable;
pAttributeTalbe.UpdateFieldIndex();
m_FeatureList.Add(pAttributeTalbe);
}
pAttriDataset = pAttriTalbelDataSet.Next();
}
return true;
}
catch (Exception ex)
{
LogAPI.WriteErrorLog(ex);
return false;
}
}
/// <summary>
/// ��mdb��vctת��ʱ����ʼ��ͼ���б�
/// </summary>
private bool InitialFeatureList()
{
try
{
if (m_pIDataset == null)
return false;
m_FeatureList = new List<TableLayer>();
IEnumDataset pEnumDataset = m_pIDataset.Subsets;
IDataset pSet = pEnumDataset.Next();
while (pSet != null)
{
FeatureLayer pFeatureLayer = null;
IFeatureClass pFeatureCls = pSet as IFeatureClass;
string sGeometryType = "";
///�������ļ���ȡҪ������
Metadata.MetaTable pMetaTable = Metadata.MetaDataFile.MetaTabls[pSet.Name] as Metadata.MetaTable;
if (pMetaTable != null)
{
sGeometryType = pMetaTable.Type;
}
else
{
///��������ڱ�����������
pSet = pEnumDataset.Next();
continue;
}
///����Ҫ�����ʹ���vct�ռ����ݽڵ�
esriGeometryType pFeatureType = pFeatureCls.ShapeType;
if (pFeatureType == esriGeometryType.esriGeometryLine
|| pFeatureType == esriGeometryType.esriGeometryPolyline)
{
///�����߽ڵ�
pFeatureLayer = new LineLayer();
if (sGeometryType == "")
sGeometryType = "Line";
}
else if (pFeatureType == esriGeometryType.esriGeometryPolygon)
{
//������ڵ�
pFeatureLayer = new PolygonLayer();
if (sGeometryType == "")
sGeometryType = "Polygon";
}
else if (pFeatureType == esriGeometryType.esriGeometryPoint)
{
pFeatureLayer = new PointLayer();
if (sGeometryType == "")
sGeometryType = "Point";
}
////ע��ͼ��
if (pFeatureCls.FeatureType == esriFeatureType.esriFTAnnotation)
{
pFeatureLayer = new AnnotationLayer();
pFeatureLayer.GeometryType = "Annotation";
}
pFeatureLayer.CutGeometry =m_cutGeometry;
//�ҽӿռ����ݱ�
pFeatureLayer.Table = pSet as ITable;
pFeatureLayer.GeometryType = sGeometryType;
pFeatureLayer.IsCut = m_bCut;
pFeatureLayer.FeatureCode = MetaDataFile.GetFeatureCodeByName(pSet.Name);
pFeatureLayer.UpdateFieldIndex();
m_FeatureList.Add(pFeatureLayer);
pSet = pEnumDataset.Next();
}
///�������Ա����
IEnumDataset pAttriTalbelDataSet= m_pIWorkspace.get_Datasets(esriDatasetType.esriDTTable);
IDataset pAttriDataset = pAttriTalbelDataSet.Next();
while (pAttriDataset != null)
{
TableLayer pAttributeTalbe = new TableLayer();
///�������ļ���ȡҪ������
Metadata.MetaTable pMetaTable = Metadata.MetaDataFile.MetaTabls[pAttriDataset.Name] as Metadata.MetaTable;
if (pMetaTable != null)
{
pAttributeTalbe.GeometryType = pMetaTable.Type;
pAttributeTalbe.Table = pAttriDataset as ITable;
pAttributeTalbe.UpdateFieldIndex();
m_FeatureList.Add(pAttributeTalbe);
}
pAttriDataset = pAttriTalbelDataSet.Next();
}
return true;
}
catch (Exception ex)
{
LogAPI.WriteErrorLog(ex);
return false;
}
}
/// <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;
}
}