| // Boost.Geometry (aka GGL, Generic Geometry Library) |
| |
| // Copyright (c) 2008-2011 Bruno Lalande, Paris, France. |
| // Copyright (c) 2008-2011 Barend Gehrels, Amsterdam, the Netherlands. |
| // Copyright (c) 2009-2011 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_POLYGON_CONCEPT_HPP |
| #define BOOST_GEOMETRY_GEOMETRIES_CONCEPTS_POLYGON_CONCEPT_HPP |
| |
| #include <boost/concept_check.hpp> |
| #include <boost/range/concepts.hpp> |
| |
| #include <boost/geometry/core/access.hpp> |
| #include <boost/geometry/core/exterior_ring.hpp> |
| #include <boost/geometry/core/interior_rings.hpp> |
| #include <boost/geometry/core/point_type.hpp> |
| #include <boost/geometry/core/ring_type.hpp> |
| |
| #include <boost/geometry/geometries/concepts/point_concept.hpp> |
| #include <boost/geometry/geometries/concepts/ring_concept.hpp> |
| |
| |
| namespace boost { namespace geometry { namespace concept |
| { |
| |
| /*! |
| \brief Checks polygon concept |
| \ingroup concepts |
| */ |
| template <typename PolygonType> |
| class Polygon |
| { |
| #ifndef DOXYGEN_NO_CONCEPT_MEMBERS |
| typedef typename boost::remove_const<PolygonType>::type polygon_type; |
| |
| typedef typename traits::ring_const_type<polygon_type>::type ring_const_type; |
| typedef typename traits::ring_mutable_type<polygon_type>::type ring_mutable_type; |
| typedef typename traits::interior_const_type<polygon_type>::type interior_const_type; |
| typedef typename traits::interior_mutable_type<polygon_type>::type interior_mutable_type; |
| |
| typedef typename point_type<PolygonType>::type point_type; |
| typedef typename ring_type<PolygonType>::type ring_type; |
| |
| BOOST_CONCEPT_ASSERT( (concept::Point<point_type>) ); |
| BOOST_CONCEPT_ASSERT( (concept::Ring<ring_type>) ); |
| |
| //BOOST_CONCEPT_ASSERT( (boost::RandomAccessRangeConcept<interior_type>) ); |
| |
| struct checker |
| { |
| static inline void apply() |
| { |
| polygon_type* poly = 0; |
| polygon_type const* cpoly = poly; |
| |
| ring_mutable_type e = traits::exterior_ring<PolygonType>::get(*poly); |
| interior_mutable_type i = traits::interior_rings<PolygonType>::get(*poly); |
| ring_const_type ce = traits::exterior_ring<PolygonType>::get(*cpoly); |
| interior_const_type ci = traits::interior_rings<PolygonType>::get(*cpoly); |
| |
| boost::ignore_unused_variable_warning(e); |
| boost::ignore_unused_variable_warning(i); |
| boost::ignore_unused_variable_warning(ce); |
| boost::ignore_unused_variable_warning(ci); |
| boost::ignore_unused_variable_warning(poly); |
| boost::ignore_unused_variable_warning(cpoly); |
| } |
| }; |
| |
| public: |
| |
| BOOST_CONCEPT_USAGE(Polygon) |
| { |
| checker::apply(); |
| } |
| #endif |
| }; |
| |
| |
| /*! |
| \brief Checks polygon concept (const version) |
| \ingroup const_concepts |
| */ |
| template <typename PolygonType> |
| class ConstPolygon |
| { |
| #ifndef DOXYGEN_NO_CONCEPT_MEMBERS |
| |
| typedef typename boost::remove_const<PolygonType>::type const_polygon_type; |
| |
| typedef typename traits::ring_const_type<const_polygon_type>::type ring_const_type; |
| typedef typename traits::interior_const_type<const_polygon_type>::type interior_const_type; |
| |
| typedef typename point_type<const_polygon_type>::type point_type; |
| typedef typename ring_type<const_polygon_type>::type ring_type; |
| |
| BOOST_CONCEPT_ASSERT( (concept::ConstPoint<point_type>) ); |
| BOOST_CONCEPT_ASSERT( (concept::ConstRing<ring_type>) ); |
| |
| ////BOOST_CONCEPT_ASSERT( (boost::RandomAccessRangeConcept<interior_type>) ); |
| |
| struct checker |
| { |
| static inline void apply() |
| { |
| const_polygon_type const* cpoly = 0; |
| |
| ring_const_type ce = traits::exterior_ring<const_polygon_type>::get(*cpoly); |
| interior_const_type ci = traits::interior_rings<const_polygon_type>::get(*cpoly); |
| |
| boost::ignore_unused_variable_warning(ce); |
| boost::ignore_unused_variable_warning(ci); |
| boost::ignore_unused_variable_warning(cpoly); |
| } |
| }; |
| |
| public: |
| |
| BOOST_CONCEPT_USAGE(ConstPolygon) |
| { |
| checker::apply(); |
| } |
| #endif |
| }; |
| |
| }}} // namespace boost::geometry::concept |
| |
| #endif // BOOST_GEOMETRY_GEOMETRIES_CONCEPTS_POLYGON_CONCEPT_HPP |