1cf0a897ac
to_ds_type - return actual datasource_geometry_t (remove optional) update across datasources experssions - revert to using
73 lines
2.2 KiB
C++
73 lines
2.2 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) 2014 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 OSM_DATASOURCE_HPP
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#define OSM_DATASOURCE_HPP
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// mapnik
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#include <mapnik/datasource.hpp>
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#include <mapnik/params.hpp>
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#include <mapnik/query.hpp>
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#include <mapnik/feature.hpp>
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#include <mapnik/box2d.hpp>
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#include <mapnik/coord.hpp>
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#include <mapnik/feature_layer_desc.hpp>
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// boost
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#include <boost/optional.hpp>
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#include <memory>
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// stl
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#include <vector>
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#include <string>
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#include "osm.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::featureset_ptr;
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using mapnik::layer_descriptor;
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using mapnik::coord2d;
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using mapnik::box2d;
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class osm_datasource : public datasource
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{
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public:
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osm_datasource(const parameters& params);
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virtual ~osm_datasource();
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mapnik::datasource::datasource_t type() const;
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static const char * name();
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featureset_ptr features(const query& q) const;
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featureset_ptr features_at_point(coord2d const& pt, double tol = 0) const;
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box2d<double> envelope() const;
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boost::optional<mapnik::datasource_geometry_t> get_geometry_type() const;
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layer_descriptor get_descriptor() const;
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private:
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box2d<double> extent_;
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osm_dataset* osm_data_;
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mapnik::datasource::datasource_t type_;
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layer_descriptor desc_;
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};
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#endif // OSM_DATASOURCE_HPP
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