public Spatial4nReader(IShapeConverter shapeConverter)
		{
			_shapeConverter = shapeConverter;
			_wktReader = new WktReader(shapeConverter);
		}
 public Spatial4nReader(IShapeConverter shapeConverter)
 {
     _shapeConverter = shapeConverter;
     _wktReader      = new WktReader(shapeConverter);
 }