/usr/include/mapnik/attribute.hpp is in libmapnik-dev 3.0.9+ds-1.
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_ATTRIBUTE_HPP
#define MAPNIK_ATTRIBUTE_HPP
// mapnik
#include <mapnik/value_types.hpp>
#include <mapnik/value.hpp>
#include <mapnik/util/geometry_to_ds_type.hpp>
// stl
#include <string>
#include <unordered_map>
namespace mapnik {
struct attribute
{
std::string name_;
explicit attribute(std::string const& name)
: name_(name) {}
template <typename V ,typename F>
V const& value(F const& f) const
{
return f.get(name_);
}
std::string const& name() const { return name_;}
};
struct geometry_type_attribute
{
template <typename V, typename F>
V value(F const& f) const
{
return static_cast<mapnik::value_integer>(util::to_ds_type(f.get_geometry()));
}
};
struct global_attribute
{
std::string name;
explicit global_attribute(std::string const& name_)
: name(name_) {}
template <typename V, typename C>
V const& operator() (C const& ctx)
{
return ctx.get(name);
}
};
using attributes = std::unordered_map<std::string, value>;
}
#endif // MAPNIK_ATTRIBUTE_HPP
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