60 lines
2 KiB
C++
60 lines
2 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) 2024 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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#ifndef OGR_FEATURESET_HPP
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#define OGR_FEATURESET_HPP
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// mapnik
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#include <mapnik/feature.hpp>
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#include <mapnik/datasource.hpp>
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#include <mapnik/unicode.hpp>
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#include <mapnik/geom_util.hpp>
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#include <mapnik/warning.hpp>
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MAPNIK_DISABLE_WARNING_PUSH
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#include <mapnik/warning_ignore.hpp>
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#include <ogrsf_frmts.h>
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MAPNIK_DISABLE_WARNING_POP
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class ogr_featureset : public mapnik::Featureset
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{
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public:
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ogr_featureset(mapnik::context_ptr const& ctx, OGRLayer& layer, OGRGeometry& extent, std::string const& encoding);
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ogr_featureset(mapnik::context_ptr const& ctx,
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OGRLayer& layer,
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mapnik::box2d<double> const& extent,
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std::string const& encoding);
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virtual ~ogr_featureset();
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mapnik::feature_ptr next();
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private:
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mapnik::context_ptr ctx_;
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OGRLayer& layer_;
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OGRFeatureDefn* layerdef_;
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const std::unique_ptr<mapnik::transcoder> tr_;
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const char* fidcolumn_;
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mutable int count_;
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};
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#endif // OGR_FEATURESET_HPP
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