vn-verdnaturachat/ios/Pods/boost-for-react-native/boost/geometry/geometries/concepts/check.hpp

244 lines
6.0 KiB
C++

// Boost.Geometry (aka GGL, Generic Geometry Library)
// Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
// Copyright (c) 2008-2012 Barend Gehrels, Amsterdam, the Netherlands.
// Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
// Use, modification and distribution is subject to the Boost Software License,
// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_GEOMETRY_GEOMETRIES_CONCEPTS_CHECK_HPP
#define BOOST_GEOMETRY_GEOMETRIES_CONCEPTS_CHECK_HPP
#include <boost/concept_check.hpp>
#include <boost/concept/requires.hpp>
#include <boost/type_traits/is_const.hpp>
#include <boost/variant/variant_fwd.hpp>
#include <boost/geometry/core/tag.hpp>
#include <boost/geometry/core/tags.hpp>
#include <boost/geometry/geometries/concepts/box_concept.hpp>
#include <boost/geometry/geometries/concepts/linestring_concept.hpp>
#include <boost/geometry/geometries/concepts/multi_point_concept.hpp>
#include <boost/geometry/geometries/concepts/multi_linestring_concept.hpp>
#include <boost/geometry/geometries/concepts/multi_polygon_concept.hpp>
#include <boost/geometry/geometries/concepts/point_concept.hpp>
#include <boost/geometry/geometries/concepts/polygon_concept.hpp>
#include <boost/geometry/geometries/concepts/ring_concept.hpp>
#include <boost/geometry/geometries/concepts/segment_concept.hpp>
#include <boost/geometry/algorithms/not_implemented.hpp>
namespace boost { namespace geometry
{
#ifndef DOXYGEN_NO_DETAIL
namespace detail { namespace concept_check
{
template <typename Concept>
class check
{
BOOST_CONCEPT_ASSERT((Concept ));
};
}} // namespace detail::concept_check
#endif // DOXYGEN_NO_DETAIL
#ifndef DOXYGEN_NO_DISPATCH
namespace dispatch
{
template
<
typename Geometry,
typename GeometryTag = typename geometry::tag<Geometry>::type,
bool IsConst = boost::is_const<Geometry>::type::value
>
struct check : not_implemented<GeometryTag>
{};
template <typename Geometry>
struct check<Geometry, point_tag, true>
: detail::concept_check::check<concepts::ConstPoint<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, point_tag, false>
: detail::concept_check::check<concepts::Point<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, linestring_tag, true>
: detail::concept_check::check<concepts::ConstLinestring<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, linestring_tag, false>
: detail::concept_check::check<concepts::Linestring<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, ring_tag, true>
: detail::concept_check::check<concepts::ConstRing<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, ring_tag, false>
: detail::concept_check::check<concepts::Ring<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, polygon_tag, true>
: detail::concept_check::check<concepts::ConstPolygon<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, polygon_tag, false>
: detail::concept_check::check<concepts::Polygon<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, box_tag, true>
: detail::concept_check::check<concepts::ConstBox<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, box_tag, false>
: detail::concept_check::check<concepts::Box<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, segment_tag, true>
: detail::concept_check::check<concepts::ConstSegment<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, segment_tag, false>
: detail::concept_check::check<concepts::Segment<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, multi_point_tag, true>
: detail::concept_check::check<concepts::ConstMultiPoint<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, multi_point_tag, false>
: detail::concept_check::check<concepts::MultiPoint<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, multi_linestring_tag, true>
: detail::concept_check::check<concepts::ConstMultiLinestring<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, multi_linestring_tag, false>
: detail::concept_check::check<concepts::MultiLinestring<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, multi_polygon_tag, true>
: detail::concept_check::check<concepts::ConstMultiPolygon<Geometry> >
{};
template <typename Geometry>
struct check<Geometry, multi_polygon_tag, false>
: detail::concept_check::check<concepts::MultiPolygon<Geometry> >
{};
} // namespace dispatch
#endif
namespace concepts
{
#ifndef DOXYGEN_NO_DETAIL
namespace detail
{
template <typename Geometry>
struct checker : dispatch::check<Geometry>
{};
template <BOOST_VARIANT_ENUM_PARAMS(typename T)>
struct checker<boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)> >
{};
template <BOOST_VARIANT_ENUM_PARAMS(typename T)>
struct checker<boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)> const>
{};
}
#endif // DOXYGEN_NO_DETAIL
/*!
\brief Checks, in compile-time, the concept of any geometry
\ingroup concepts
*/
template <typename Geometry>
inline void check()
{
detail::checker<Geometry> c;
boost::ignore_unused_variable_warning(c);
}
/*!
\brief Checks, in compile-time, the concept of two geometries, and if they
have equal dimensions
\ingroup concepts
*/
template <typename Geometry1, typename Geometry2>
inline void check_concepts_and_equal_dimensions()
{
check<Geometry1>();
check<Geometry2>();
assert_dimension_equal<Geometry1, Geometry2>();
}
} // namespace concepts
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_GEOMETRIES_CONCEPTS_CHECK_HPP