// 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_GEOMETRIES_CONCEPTS_DYNAMIC_GEOMETRY_CONCEPT_HPP #define BOOST_GEOMETRY_GEOMETRIES_CONCEPTS_DYNAMIC_GEOMETRY_CONCEPT_HPP #include <utility> #include <boost/concept_check.hpp> #include <boost/geometry/core/geometry_types.hpp> #include <boost/geometry/core/tags.hpp> #include <boost/geometry/core/visit.hpp> #include <boost/geometry/geometries/concepts/box_concept.hpp> #include <boost/geometry/geometries/concepts/concept_type.hpp> #include <boost/geometry/geometries/concepts/geometry_collection_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> namespace boost { namespace geometry { namespace concepts { namespace detail { template <typename Geometry, typename SubGeometry> struct GeometryType<Geometry, SubGeometry, dynamic_geometry_tag, false> : concepts::concept_type<SubGeometry>::type { #ifndef DOXYGEN_NO_CONCEPT_MEMBERS BOOST_CONCEPT_USAGE(GeometryType) { Geometry* dg = nullptr; SubGeometry* sg = nullptr; *dg = std::move(*sg); } #endif // DOXYGEN_NO_CONCEPT_MEMBERS }; template <typename Geometry, typename SubGeometry> struct GeometryType<Geometry const, SubGeometry, dynamic_geometry_tag, false> : concepts::concept_type<SubGeometry const>::type {}; } // namespace detail template <typename Geometry> struct DynamicGeometry { #ifndef DOXYGEN_NO_CONCEPT_MEMBERS using sequence_t = typename traits::geometry_types<Geometry>::type; BOOST_CONCEPT_ASSERT((detail::GeometryTypes<Geometry, sequence_t>)); BOOST_CONCEPT_USAGE(DynamicGeometry) { Geometry* dg = nullptr; traits::visit<Geometry>::apply([](auto &&) {}, *dg); } #endif // DOXYGEN_NO_CONCEPT_MEMBERS }; template <typename Geometry> struct ConstDynamicGeometry { #ifndef DOXYGEN_NO_CONCEPT_MEMBERS using sequence_t = typename traits::geometry_types<Geometry>::type; BOOST_CONCEPT_ASSERT((detail::GeometryTypes<Geometry const, sequence_t>)); BOOST_CONCEPT_USAGE(ConstDynamicGeometry) { Geometry const* dg = nullptr; traits::visit<Geometry>::apply([](auto &&) {}, *dg); } #endif // DOXYGEN_NO_CONCEPT_MEMBERS }; template <typename Geometry> struct concept_type<Geometry, dynamic_geometry_tag> { using type = DynamicGeometry<Geometry>; }; template <typename Geometry> struct concept_type<Geometry const, dynamic_geometry_tag> { using type = ConstDynamicGeometry<Geometry>; }; }}} // namespace boost::geometry::concepts #endif // BOOST_GEOMETRY_GEOMETRIES_CONCEPTS_DYNAMIC_GEOMETRY_CONCEPT_HPP