60 lines
1.9 KiB
C++
60 lines
1.9 KiB
C++
/*****************************************************************************
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*
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* This file is part of Mapnik (c++ mapping toolkit)
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*
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* Copyright (C) 2007 Artem Pavlenko
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*****************************************************************************/
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//$Id$
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#ifndef OGR_DATASOURCE_HPP
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#define OGR_DATASOURCE_HPP
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#include <mapnik/datasource.hpp>
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#include <boost/shared_ptr.hpp>
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#include <ogrsf_frmts.h>
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using mapnik::datasource;
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using mapnik::parameters;
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using mapnik::query;
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using mapnik::coord2d;
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using mapnik::featureset_ptr;
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using mapnik::layer_descriptor;
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using mapnik::Envelope;
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class ogr_datasource : public datasource
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{
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public:
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ogr_datasource(parameters const& params);
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virtual ~ogr_datasource ();
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int type() const;
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static std::string name();
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featureset_ptr features(query const& q) const;
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featureset_ptr features_at_point(coord2d const& pt) const;
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Envelope<double> envelope() const;
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layer_descriptor get_descriptor() const;
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private:
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static const std::string name_;
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Envelope<double> extent_;
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OGRDataSource* dataset_;
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OGRLayer* layer_;
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layer_descriptor desc_;
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};
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#endif // OGR_DATASOURCE_HPP
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