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52 lines
1.8 KiB
C++
52 lines
1.8 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) 2025 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 TOPOJSON_FEATURESET_HPP
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#define TOPOJSON_FEATURESET_HPP
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#include <mapnik/feature.hpp>
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#include "topojson_datasource.hpp"
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#include <vector>
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#include <deque>
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class topojson_featureset : public mapnik::Featureset
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{
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public:
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typedef std::deque<topojson_datasource::item_type> array_type;
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topojson_featureset(mapnik::topojson::topology const& topo, mapnik::transcoder const& tr, array_type&& index_array);
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virtual ~topojson_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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mapnik::box2d<double> box_;
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mapnik::topojson::topology const& topo_;
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mapnik::transcoder const& tr_;
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array_type const index_array_;
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array_type::const_iterator index_itr_;
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array_type::const_iterator index_end_;
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std::size_t feature_id_;
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};
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#endif // TOPOJSON_FEATURESET_HPP
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