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// Boost.Geometry
// Copyright (c) 2021, Oracle and/or its affiliates.
// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
// Licensed under the Boost Software License version 1.0.
// http://www.boost.org/users/license.html
#ifndef BOOST_GEOMETRY_STRATEGIES_CENTROID_GEOGRAPHIC_HPP
#define BOOST_GEOMETRY_STRATEGIES_CENTROID_GEOGRAPHIC_HPP
#include <boost/geometry/strategies/detail.hpp>
#include <boost/geometry/strategies/centroid.hpp>
#include <boost/geometry/strategies/centroid/services.hpp>
namespace boost { namespace geometry
{
namespace strategies { namespace centroid
{
template
<
typename FormulaPolicy = strategy::andoyer,
typename Spheroid = srs::spheroid<double>,
typename CalculationType = void
>
class geographic
: public strategies::detail::geographic_base<Spheroid>
{
using base_t = strategies::detail::geographic_base<Spheroid>;
public:
geographic() = default;
explicit geographic(Spheroid const& spheroid)
: base_t(spheroid)
{}
// TODO: Box and Segment should have proper strategies.
template <typename Geometry, typename Point>
static auto centroid(Geometry const&, Point const&,
std::enable_if_t
<
util::is_segment<Geometry>::value
|| util::is_box<Geometry>::value
> * = nullptr)
{
return strategy::centroid::not_applicable_strategy();
}
};
namespace services
{
template <typename Geometry>
struct default_strategy<Geometry, geographic_tag>
{
using type = strategies::centroid::geographic<>;
};
} // namespace services
}} // namespace strategies::centroid
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_STRATEGIES_CENTROID_GEOGRAPHIC_HPP
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