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// Boost.Geometry
// Copyright (c) 2020, 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_EXPAND_SPHERICAL_HPP
#define BOOST_GEOMETRY_STRATEGIES_EXPAND_SPHERICAL_HPP
#include <type_traits>
#include <boost/geometry/strategy/spherical/expand_box.hpp>
#include <boost/geometry/strategy/spherical/expand_point.hpp>
#include <boost/geometry/strategy/spherical/expand_segment.hpp>
#include <boost/geometry/strategies/detail.hpp>
#include <boost/geometry/strategies/expand/services.hpp>
namespace boost { namespace geometry
{
namespace strategies { namespace expand
{
template
<
typename CalculationType = void
>
class spherical : strategies::detail::spherical_base<void>
{
using base_t = strategies::detail::spherical_base<void>;
public:
template <typename Box, typename Geometry>
static auto expand(Box const&, Geometry const&,
typename util::enable_if_point_t<Geometry> * = nullptr)
{
return strategy::expand::spherical_point();
}
template <typename Box, typename Geometry>
static auto expand(Box const&, Geometry const&,
typename util::enable_if_box_t<Geometry> * = nullptr)
{
return strategy::expand::spherical_box();
}
template <typename Box, typename Geometry>
static auto expand(Box const&, Geometry const&,
typename util::enable_if_segment_t<Geometry> * = nullptr)
{
return strategy::expand::spherical_segment<CalculationType>();
}
};
namespace services
{
template <typename Box, typename Geometry>
struct default_strategy<Box, Geometry, spherical_tag>
{
using type = strategies::expand::spherical<>;
};
template <typename Box, typename Geometry>
struct default_strategy<Box, Geometry, spherical_equatorial_tag>
{
using type = strategies::expand::spherical<>;
};
template <typename Box, typename Geometry>
struct default_strategy<Box, Geometry, spherical_polar_tag>
{
using type = strategies::expand::spherical<>;
};
template <>
struct strategy_converter<strategy::expand::spherical_point>
{
static auto get(strategy::expand::spherical_point const& )
{
return strategies::expand::spherical<>();
}
};
template <>
struct strategy_converter<strategy::expand::spherical_box>
{
static auto get(strategy::expand::spherical_box const& )
{
return strategies::expand::spherical<>();
}
};
template <typename CT>
struct strategy_converter<strategy::expand::spherical_segment<CT> >
{
static auto get(strategy::expand::spherical_segment<CT> const&)
{
return strategies::expand::spherical<CT>();
}
};
} // namespace services
}} // namespace strategies::envelope
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_STRATEGIES_EXPAND_SPHERICAL_HPP
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