/usr/include/mapnik/json/topology.hpp is in libmapnik-dev 3.0.12+ds-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2015 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
*
*****************************************************************************/
#ifndef MAPNIK_TOPOLOGY_HPP
#define MAPNIK_TOPOLOGY_HPP
#include <mapnik/json/generic_json.hpp>
#include <mapnik/util/variant.hpp>
#pragma GCC diagnostic push
#include <mapnik/warning_ignore.hpp>
#include <boost/optional.hpp>
#pragma GCC diagnostic pop
#include <tuple>
#include <vector>
#include <list>
namespace mapnik { namespace topojson {
using index_type = int;
struct coordinate
{
double x;
double y;
};
using property = std::tuple<std::string, json::json_value >;
using properties = std::vector<property>;
struct point
{
coordinate coord;
boost::optional<properties> props;
};
struct multi_point
{
std::vector<coordinate> points;
boost::optional<properties> props;
};
struct linestring
{
std::vector<index_type> rings ;
boost::optional<properties> props;
};
struct multi_linestring
{
std::vector<std::vector<index_type> > lines;
boost::optional<properties> props;
};
struct polygon
{
std::vector<std::vector<index_type> > rings;
boost::optional<properties> props;
};
struct multi_polygon
{
std::vector<std::vector<std::vector<index_type> > > polygons;
boost::optional<properties> props;
};
struct empty {};
using geometry = util::variant<empty,
point,
linestring,
polygon,
multi_point,
multi_linestring,
multi_polygon>;
using pair_type = std::tuple<double,double>;
struct arc
{
std::list<coordinate> coordinates;
};
struct transform
{
double scale_x;
double scale_y;
double translate_x;
double translate_y;
};
struct bounding_box
{
double minx;
double miny;
double maxx;
double maxy;
};
struct topology
{
std::vector<geometry> geometries;
std::vector<arc> arcs;
boost::optional<transform> tr;
boost::optional<bounding_box> bbox;
};
}}
#endif // MAPNIK_TOPOLOGY_HPP
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