63 lines
2.1 KiB
C++
63 lines
2.1 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 SQLITE_DATASOURCE_HPP
|
||
|
|
#define SQLITE_DATASOURCE_HPP
|
||
|
|
|
||
|
|
// mapnik
|
||
|
|
#include <mapnik/datasource.hpp>
|
||
|
|
#include <mapnik/feature.hpp>
|
||
|
|
#include <mapnik/feature_layer_desc.hpp>
|
||
|
|
|
||
|
|
// boost
|
||
|
|
#include <boost/shared_ptr.hpp>
|
||
|
|
#include <boost/scoped_ptr.hpp>
|
||
|
|
|
||
|
|
// sqlite
|
||
|
|
#include "sqlite_types.hpp"
|
||
|
|
|
||
|
|
class sqlite_datasource : public mapnik::datasource
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
sqlite_datasource(mapnik::parameters const& params);
|
||
|
|
virtual ~sqlite_datasource ();
|
||
|
|
int type() const;
|
||
|
|
static std::string name();
|
||
|
|
mapnik::featureset_ptr features(mapnik::query const& q) const;
|
||
|
|
mapnik::featureset_ptr features_at_point(mapnik::coord2d const& pt) const;
|
||
|
|
mapnik::Envelope<double> envelope() const;
|
||
|
|
mapnik::layer_descriptor get_descriptor() const;
|
||
|
|
private:
|
||
|
|
static const std::string name_;
|
||
|
|
mapnik::Envelope<double> extent_;
|
||
|
|
mutable bool extent_initialized_;
|
||
|
|
int type_;
|
||
|
|
sqlite_connection* dataset_;
|
||
|
|
std::string table_, geometry_field_, geocatalog_;
|
||
|
|
mapnik::layer_descriptor desc_;
|
||
|
|
bool multiple_geometries_;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
#endif // SQLITE_DATASOURCE_HPP
|