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- // Boost.Geometry (aka GGL, Generic Geometry Library)
- // Copyright (c) 2007-2014 Barend Gehrels, Amsterdam, the Netherlands.
- // Copyright (c) 2008-2014 Bruno Lalande, Paris, France.
- // Copyright (c) 2009-2014 Mateusz Loskot, London, UK.
- // Copyright (c) 2013-2014 Adam Wulkiewicz, Lodz, Poland.
- // This file was modified by Oracle on 2013-2017.
- // Modifications copyright (c) 2013-2017, Oracle and/or its affiliates.
- // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
- // Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
- // 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_ALGORITHMS_DETAIL_DISJOINT_INTERFACE_HPP
- #define BOOST_GEOMETRY_ALGORITHMS_DETAIL_DISJOINT_INTERFACE_HPP
- #include <cstddef>
- #include <boost/variant/apply_visitor.hpp>
- #include <boost/variant/static_visitor.hpp>
- #include <boost/variant/variant_fwd.hpp>
- #include <boost/geometry/algorithms/detail/relate/interface.hpp>
- #include <boost/geometry/algorithms/dispatch/disjoint.hpp>
- #include <boost/geometry/geometries/concepts/check.hpp>
- #include <boost/geometry/strategies/disjoint.hpp>
- namespace boost { namespace geometry
- {
- namespace resolve_strategy
- {
- struct disjoint
- {
- template <typename Geometry1, typename Geometry2, typename Strategy>
- static inline bool apply(Geometry1 const& geometry1,
- Geometry2 const& geometry2,
- Strategy const& strategy)
- {
- return dispatch::disjoint
- <
- Geometry1, Geometry2
- >::apply(geometry1, geometry2, strategy);
- }
- template <typename Geometry1, typename Geometry2>
- static inline bool apply(Geometry1 const& geometry1,
- Geometry2 const& geometry2,
- default_strategy)
- {
- typedef typename strategy::disjoint::services::default_strategy
- <
- Geometry1, Geometry2
- >::type strategy_type;
- return dispatch::disjoint
- <
- Geometry1, Geometry2
- >::apply(geometry1, geometry2, strategy_type());
- }
- };
- } // namespace resolve_strategy
- namespace resolve_variant {
- template <typename Geometry1, typename Geometry2>
- struct disjoint
- {
- template <typename Strategy>
- static inline bool apply(Geometry1 const& geometry1, Geometry2 const& geometry2, Strategy const& strategy)
- {
- concepts::check_concepts_and_equal_dimensions
- <
- Geometry1 const,
- Geometry2 const
- >();
- return resolve_strategy::disjoint::apply(geometry1, geometry2, strategy);
- }
- };
- template <BOOST_VARIANT_ENUM_PARAMS(typename T), typename Geometry2>
- struct disjoint<boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)>, Geometry2>
- {
- template <typename Strategy>
- struct visitor: boost::static_visitor<bool>
- {
- Geometry2 const& m_geometry2;
- Strategy const& m_strategy;
- visitor(Geometry2 const& geometry2, Strategy const& strategy)
- : m_geometry2(geometry2)
- , m_strategy(strategy)
- {}
- template <typename Geometry1>
- bool operator()(Geometry1 const& geometry1) const
- {
- return disjoint<Geometry1, Geometry2>::apply(geometry1, m_geometry2, m_strategy);
- }
- };
- template <typename Strategy>
- static inline bool apply(boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)> const& geometry1,
- Geometry2 const& geometry2,
- Strategy const& strategy)
- {
- return boost::apply_visitor(visitor<Strategy>(geometry2, strategy), geometry1);
- }
- };
- template <typename Geometry1, BOOST_VARIANT_ENUM_PARAMS(typename T)>
- struct disjoint<Geometry1, boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)> >
- {
- template <typename Strategy>
- struct visitor: boost::static_visitor<bool>
- {
- Geometry1 const& m_geometry1;
- Strategy const& m_strategy;
- visitor(Geometry1 const& geometry1, Strategy const& strategy)
- : m_geometry1(geometry1)
- , m_strategy(strategy)
- {}
- template <typename Geometry2>
- bool operator()(Geometry2 const& geometry2) const
- {
- return disjoint<Geometry1, Geometry2>::apply(m_geometry1, geometry2, m_strategy);
- }
- };
- template <typename Strategy>
- static inline bool apply(Geometry1 const& geometry1,
- boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)> const& geometry2,
- Strategy const& strategy)
- {
- return boost::apply_visitor(visitor<Strategy>(geometry1, strategy), geometry2);
- }
- };
- template
- <
- BOOST_VARIANT_ENUM_PARAMS(typename T1),
- BOOST_VARIANT_ENUM_PARAMS(typename T2)
- >
- struct disjoint
- <
- boost::variant<BOOST_VARIANT_ENUM_PARAMS(T1)>,
- boost::variant<BOOST_VARIANT_ENUM_PARAMS(T2)>
- >
- {
- template <typename Strategy>
- struct visitor: boost::static_visitor<bool>
- {
- Strategy const& m_strategy;
- visitor(Strategy const& strategy)
- : m_strategy(strategy)
- {}
- template <typename Geometry1, typename Geometry2>
- bool operator()(Geometry1 const& geometry1,
- Geometry2 const& geometry2) const
- {
- return disjoint<Geometry1, Geometry2>::apply(geometry1, geometry2, m_strategy);
- }
- };
- template <typename Strategy>
- static inline bool apply(boost::variant<BOOST_VARIANT_ENUM_PARAMS(T1)> const& geometry1,
- boost::variant<BOOST_VARIANT_ENUM_PARAMS(T2)> const& geometry2,
- Strategy const& strategy)
- {
- return boost::apply_visitor(visitor<Strategy>(strategy), geometry1, geometry2);
- }
- };
- } // namespace resolve_variant
- /*!
- \brief \brief_check2{are disjoint}
- \ingroup disjoint
- \tparam Geometry1 \tparam_geometry
- \tparam Geometry2 \tparam_geometry
- \tparam Strategy \tparam_strategy{Disjoint}
- \param geometry1 \param_geometry
- \param geometry2 \param_geometry
- \param strategy \param_strategy{disjoint}
- \return \return_check2{are disjoint}
- \qbk{distinguish,with strategy}
- \qbk{[include reference/algorithms/disjoint.qbk]}
- */
- template <typename Geometry1, typename Geometry2, typename Strategy>
- inline bool disjoint(Geometry1 const& geometry1,
- Geometry2 const& geometry2,
- Strategy const& strategy)
- {
- return resolve_variant::disjoint
- <
- Geometry1, Geometry2
- >::apply(geometry1, geometry2, strategy);
- }
- /*!
- \brief \brief_check2{are disjoint}
- \ingroup disjoint
- \tparam Geometry1 \tparam_geometry
- \tparam Geometry2 \tparam_geometry
- \param geometry1 \param_geometry
- \param geometry2 \param_geometry
- \return \return_check2{are disjoint}
- \qbk{[include reference/algorithms/disjoint.qbk]}
- */
- template <typename Geometry1, typename Geometry2>
- inline bool disjoint(Geometry1 const& geometry1,
- Geometry2 const& geometry2)
- {
- return resolve_variant::disjoint
- <
- Geometry1, Geometry2
- >::apply(geometry1, geometry2, default_strategy());
- }
- }} // namespace boost::geometry
- #endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_DISJOINT_INTERFACE_HPP
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