mapnik/plugins/input/occi/occi_featureset.hpp
Lucio Asnaghi 980098e2d5 - backport of occi changes to 0.7.2
- address wrong usage of spatial filter
- avoid using connection pool when not needed
- support collections and multiple geometry features correctly
2010-11-16 20:48:11 +00:00

84 lines
3.7 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 OCCI_FEATURESET_HPP
#define OCCI_FEATURESET_HPP
// mapnik
#include <mapnik/datasource.hpp>
#include <mapnik/geometry.hpp>
#include <mapnik/unicode.hpp>
// boost
#include <boost/scoped_ptr.hpp>
#include <boost/shared_ptr.hpp>
// oci
#include "occi_types.hpp"
class occi_featureset : public mapnik::Featureset
{
public:
occi_featureset(oracle::occi::StatelessConnectionPool* pool,
oracle::occi::Connection* conn,
std::string const& sqlstring,
std::string const& encoding,
bool multiple_geometries,
bool use_connection_pool,
unsigned prefetch_rows,
unsigned num_attrs);
virtual ~occi_featureset();
mapnik::feature_ptr next();
private:
void convert_point (SDOGeometry* geom, mapnik::feature_ptr feature, int dims);
void convert_linestring (SDOGeometry* geom, mapnik::feature_ptr feature, int dims);
void convert_polygon (SDOGeometry* geom, mapnik::feature_ptr feature, int dims);
void convert_multipoint (SDOGeometry* geom, mapnik::feature_ptr feature, int dims, bool multiple_geometries);
void convert_multilinestring (SDOGeometry* geom, mapnik::feature_ptr feature, int dims, bool multiple_geometries);
void convert_multipolygon (SDOGeometry* geom, mapnik::feature_ptr feature, int dims, bool multiple_geometries);
void convert_collection (SDOGeometry* geom, mapnik::feature_ptr feature, int dims, bool multiple_geometries);
void convert_geometry (SDOGeometry* geom, mapnik::feature_ptr feature, bool multiple_geometries);
void convert_ordinates (mapnik::feature_ptr feature,
const mapnik::GeomType& geom_type,
const std::vector<oracle::occi::Number>& elem_info,
const std::vector<oracle::occi::Number>& ordinates,
const int dimensions,
const bool is_single_geom,
const bool is_point_geom,
const bool multiple_geometries);
void fill_geometry_type (mapnik::geometry2d* geom,
const int real_offset,
const int next_offset,
const std::vector<oracle::occi::Number>& ordinates,
const int dimensions,
const bool is_point_geom);
occi_connection_ptr conn_;
oracle::occi::ResultSet* rs_;
boost::scoped_ptr<mapnik::transcoder> tr_;
const char* fidcolumn_;
bool multiple_geometries_;
unsigned num_attrs_;
mutable int count_;
};
#endif // OCCI_FEATURESET_HPP