public OgrDataReader(string sDataSource, string sLayer)
{
//wkbReader = new DotSpatial.Data.WKBReader();
_ogrDataSource = Ogr.Open(sDataSource, 0);
_ogrLayer = _ogrDataSource.GetLayerByName(sLayer);
_iFeatureCount = _ogrLayer.GetFeatureCount(1);
_ogrFeatureDefinition = _ogrLayer.GetLayerDefn();
_iFieldCount = _ogrFeatureDefinition.GetFieldCount();
BuildSchemaTable();
_currentFeature = null;
bClosed = false;
}
/// <summary>
/// Loads a Ogr datasource with the specified layer
/// </summary>
/// <param name="Filename">datasource</param>
/// <param name="LayerName">name of layer</param>
public Ogr(string Filename, string LayerName)
{
this.Filename = Filename;
OSGeo.OGR.Ogr.RegisterAll();
_OgrDataSource = OSGeo.OGR.Ogr.Open(this.Filename, 1);
_OgrLayer = _OgrDataSource.GetLayerByName(LayerName);
}
/// <summary>
/// Loads a Ogr datasource with the specified layer
/// </summary>
/// <param name="Filename">datasource</param>
/// <param name="LayerName">name of layer</param>
public Ogr(string Filename, string LayerName)
{
this.Filename = Filename;
OSGeo.OGR.Ogr.RegisterAll();
_OgrDataSource = OSGeo.OGR.Ogr.Open(this.Filename, 1);
_OgrLayer = _OgrDataSource.GetLayerByName(LayerName);
}
/// <summary>
/// Loads a OgrFeatureProvider datasource with the specified layer
/// </summary>
/// <param name="path">datasource</param>
/// <param name="layerName">name of layer</param>
public OgrFeatureProvider(string path, string layerName) : this()
{
this.path = path;
this.layerName = layerName;
ogrDataSource = Ogr.Open(path, 1);
ogrLayer = ogrDataSource.GetLayerByName(layerName);
Name = layerName;
_IsOpen = true;
}
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);
}