public IArray get_DatasetNames(esriDatasetType DatasetType)
{
if (m_connString == null)
{
return(null);
}
if (DatasetType == esriDatasetType.esriDTAny ||
DatasetType == esriDatasetType.esriDTFeatureClass)
{
IArray datasets = new ArrayClass();
int count = m_datasource.GetLayerCount();
for (int i = 0; i < count; i++)
{
OSGeo.OGR.Layer layer = m_datasource.GetLayerByIndex(i);
OGRDataset dataset = new OGRDataset(layer);
datasets.Add(dataset);
}
return(datasets);
}
return(null);
}
public OGRCursor(OGRDataset parent, String whereClause, System.Array esriQueryFieldMap, IEnvelope env = null, int onlyOneID = -1)
{
m_isFinished = false;
m_pDataset = parent;
m_whereClause = whereClause;
if (m_whereClause != null && m_whereClause.Length > 0)
{
m_pDataset.ogrLayer.SetAttributeFilter(m_whereClause);
}
else
{
m_pDataset.ogrLayer.SetAttributeFilter(null);
}
m_envelope = env;
if (m_envelope != null)
{
m_envelope.Project(m_pDataset.SpatialReference);
m_pDataset.ogrLayer.SetSpatialFilterRect(m_envelope.XMin, m_envelope.YMin, m_envelope.XMax, m_envelope.YMax);
}
else
{
m_pDataset.ogrLayer.SetSpatialFilter(null);
}
m_esriQueryFieldMap = esriQueryFieldMap;
m_pDataset.ogrLayer.ResetReading();
m_currentOGRFeature = null;
m_onlyOneID = onlyOneID;
if (m_onlyOneID == -1)
{
NextRecord();
}
else
{
RetrieveOnlyOneRecord();
}
}
public IPlugInDatasetHelper OpenDataset(string localName)
{
if (m_connString == null)
{
return(null);
}
OSGeo.OGR.Layer layer = m_datasource.GetLayerByName(localName);
if (layer == null)
{
return(null);
}
OGRDataset ds = new OGRDataset(layer);
return((IPlugInDatasetHelper)ds);
}
public OGRCursor(OGRDataset parent, String whereClause, System.Array esriQueryFieldMap, IEnvelope env = null, int onlyOneID = -1)
{
m_isFinished = false;
m_pDataset = parent;
m_whereClause = whereClause;
if (m_whereClause != null && m_whereClause.Length > 0)
m_pDataset.OGRLayer.SetAttributeFilter(m_whereClause);
else
m_pDataset.OGRLayer.SetAttributeFilter(null);
m_envelope = env;
if (m_envelope != null)
{
m_envelope.Project(m_pDataset.SpatialReference);
m_pDataset.OGRLayer.SetSpatialFilterRect(m_envelope.XMin, m_envelope.YMin, m_envelope.XMax, m_envelope.YMax);
}
else
{
m_pDataset.OGRLayer.SetSpatialFilter(null);
}
m_esriQueryFieldMap = esriQueryFieldMap;
m_pDataset.OGRLayer.ResetReading();
m_currentOGRFeature = null;
m_onlyOneID = onlyOneID;
if (m_onlyOneID == -1)
NextRecord();
else
{
RetrieveOnlyOneRecord();
}
}
public IArray get_DatasetNames(esriDatasetType DatasetType)
{
if (m_connString == null)
return null;
if (DatasetType == esriDatasetType.esriDTAny ||
DatasetType == esriDatasetType.esriDTFeatureClass)
{
IArray datasets = new ArrayClass();
int count = m_datasource.GetLayerCount();
for (int i = 0; i < count; i++)
{
OSGeo.OGR.Layer layer = m_datasource.GetLayerByIndex(i);
OGRDataset dataset = new OGRDataset(layer);
datasets.Add(dataset);
}
return datasets;
}
return null;
}
public IPlugInDatasetHelper OpenDataset(string localName)
{
if (m_connString == null)
return null;
OSGeo.OGR.Layer layer = m_datasource.GetLayerByName(localName);
if (layer == null)
return null;
OGRDataset ds = new OGRDataset(layer);
return (IPlugInDatasetHelper)ds;
}
