113 lines
3.2 KiB
C++
113 lines
3.2 KiB
C++
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// Boost.Geometry
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// Copyright (c) 2021, Oracle and/or its affiliates.
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// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
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// Licensed under the Boost Software License version 1.0.
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// http://www.boost.org/users/license.html
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#ifndef BOOST_GEOMETRY_GEOMETRIES_CONCEPTS_DYNAMIC_GEOMETRY_CONCEPT_HPP
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#define BOOST_GEOMETRY_GEOMETRIES_CONCEPTS_DYNAMIC_GEOMETRY_CONCEPT_HPP
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#include <utility>
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#include <boost/concept_check.hpp>
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#include <boost/geometry/core/geometry_types.hpp>
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#include <boost/geometry/core/tags.hpp>
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#include <boost/geometry/core/visit.hpp>
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#include <boost/geometry/geometries/concepts/box_concept.hpp>
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#include <boost/geometry/geometries/concepts/concept_type.hpp>
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#include <boost/geometry/geometries/concepts/geometry_collection_concept.hpp>
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#include <boost/geometry/geometries/concepts/linestring_concept.hpp>
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#include <boost/geometry/geometries/concepts/multi_point_concept.hpp>
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#include <boost/geometry/geometries/concepts/multi_linestring_concept.hpp>
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#include <boost/geometry/geometries/concepts/multi_polygon_concept.hpp>
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#include <boost/geometry/geometries/concepts/point_concept.hpp>
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#include <boost/geometry/geometries/concepts/polygon_concept.hpp>
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#include <boost/geometry/geometries/concepts/ring_concept.hpp>
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#include <boost/geometry/geometries/concepts/segment_concept.hpp>
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namespace boost { namespace geometry { namespace concepts
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{
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namespace detail
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{
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template <typename Geometry, typename SubGeometry>
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struct GeometryType<Geometry, SubGeometry, dynamic_geometry_tag, false>
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: concepts::concept_type<SubGeometry>::type
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{
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#ifndef DOXYGEN_NO_CONCEPT_MEMBERS
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BOOST_CONCEPT_USAGE(GeometryType)
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{
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Geometry* dg = nullptr;
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SubGeometry* sg = nullptr;
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*dg = std::move(*sg);
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}
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#endif // DOXYGEN_NO_CONCEPT_MEMBERS
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};
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template <typename Geometry, typename SubGeometry>
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struct GeometryType<Geometry const, SubGeometry, dynamic_geometry_tag, false>
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: concepts::concept_type<SubGeometry const>::type
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{};
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} // namespace detail
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template <typename Geometry>
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struct DynamicGeometry
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{
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#ifndef DOXYGEN_NO_CONCEPT_MEMBERS
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using sequence_t = typename traits::geometry_types<Geometry>::type;
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BOOST_CONCEPT_ASSERT((detail::GeometryTypes<Geometry, sequence_t>));
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BOOST_CONCEPT_USAGE(DynamicGeometry)
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{
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Geometry* dg = nullptr;
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traits::visit<Geometry>::apply([](auto &&) {}, *dg);
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}
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#endif // DOXYGEN_NO_CONCEPT_MEMBERS
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};
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template <typename Geometry>
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struct ConstDynamicGeometry
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{
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#ifndef DOXYGEN_NO_CONCEPT_MEMBERS
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using sequence_t = typename traits::geometry_types<Geometry>::type;
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BOOST_CONCEPT_ASSERT((detail::GeometryTypes<Geometry const, sequence_t>));
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BOOST_CONCEPT_USAGE(ConstDynamicGeometry)
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{
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Geometry const* dg = nullptr;
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traits::visit<Geometry>::apply([](auto &&) {}, *dg);
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}
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#endif // DOXYGEN_NO_CONCEPT_MEMBERS
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};
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template <typename Geometry>
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struct concept_type<Geometry, dynamic_geometry_tag>
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{
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using type = DynamicGeometry<Geometry>;
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};
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template <typename Geometry>
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struct concept_type<Geometry const, dynamic_geometry_tag>
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{
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using type = ConstDynamicGeometry<Geometry>;
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};
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}}} // namespace boost::geometry::concepts
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#endif // BOOST_GEOMETRY_GEOMETRIES_CONCEPTS_DYNAMIC_GEOMETRY_CONCEPT_HPP
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