mapnik/plugins/input/ogr/ogr_featureset.hpp

66 lines
2.6 KiB
C++

/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2007 Artem Pavlenko
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*****************************************************************************/
//$Id$
#ifndef OGR_FEATURESET_HPP
#define OGR_FEATURESET_HPP
// mapnik
#include <mapnik/datasource.hpp>
#include <mapnik/unicode.hpp>
// boost
#include <boost/scoped_ptr.hpp>
// ogr
#include <ogrsf_frmts.h>
class ogr_featureset : public mapnik::Featureset
{
public:
ogr_featureset(OGRDataSource & dataset,
OGRLayer & layer,
std::string const& encoding,
bool multiple_geometries);
virtual ~ogr_featureset();
mapnik::feature_ptr next();
private:
int endian();
void convert_geometry (OGRGeometry* geom, mapnik::feature_ptr feature);
void convert_point (OGRPoint* geom, mapnik::feature_ptr feature);
void convert_linestring (OGRLineString* geom, mapnik::feature_ptr feature);
void convert_polygon (OGRPolygon* geom, mapnik::feature_ptr feature);
void convert_multipoint (OGRMultiPoint* geom, mapnik::feature_ptr feature);
void convert_multipoint_2 (OGRMultiPoint* geom, mapnik::feature_ptr feature);
void convert_multilinestring (OGRMultiLineString* geom, mapnik::feature_ptr feature);
void convert_multilinestring_2 (OGRMultiLineString* geom, mapnik::feature_ptr feature);
void convert_multipolygon (OGRMultiPolygon* geom, mapnik::feature_ptr feature);
void convert_multipolygon_2 (OGRMultiPolygon* geom, mapnik::feature_ptr feature);
void convert_collection (OGRGeometryCollection* geom, mapnik::feature_ptr feature);
OGRDataSource & dataset_;
OGRLayer & layer_;
boost::scoped_ptr<mapnik::transcoder> tr_;
const char* fidcolumn_;
bool multiple_geometries_;
};
#endif // OGR_FEATURESET_HPP