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author | DongHun Kwak <dh0128.kwak@samsung.com> | 2017-09-13 11:24:46 +0900 |
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committer | DongHun Kwak <dh0128.kwak@samsung.com> | 2017-09-13 11:25:39 +0900 |
commit | 4fadd968fa12130524c8380f33fcfe25d4de79e5 (patch) | |
tree | fd26a490cd15388d42fc6652b3c5c13012e7f93e /boost/geometry/algorithms/detail/covered_by/interface.hpp | |
parent | b5c87084afaef42b2d058f68091be31988a6a874 (diff) | |
download | boost-upstream/1.65.0.tar.gz boost-upstream/1.65.0.tar.bz2 boost-upstream/1.65.0.zip |
Imported Upstream version 1.65.0upstream/1.65.0
Change-Id: Icf8400b375482cb11bcf77440a6934ba360d6ba4
Signed-off-by: DongHun Kwak <dh0128.kwak@samsung.com>
Diffstat (limited to 'boost/geometry/algorithms/detail/covered_by/interface.hpp')
-rw-r--r-- | boost/geometry/algorithms/detail/covered_by/interface.hpp | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/boost/geometry/algorithms/detail/covered_by/interface.hpp b/boost/geometry/algorithms/detail/covered_by/interface.hpp new file mode 100644 index 0000000000..6599078210 --- /dev/null +++ b/boost/geometry/algorithms/detail/covered_by/interface.hpp @@ -0,0 +1,261 @@ +// Boost.Geometry (aka GGL, Generic Geometry Library) + +// Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands. +// Copyright (c) 2008-2012 Bruno Lalande, Paris, France. +// Copyright (c) 2009-2012 Mateusz Loskot, London, UK. + +// This file was modified by Oracle on 2013, 2014, 2017. +// Modifications copyright (c) 2013-2017 Oracle and/or its affiliates. + +// Contributed and/or modified by Adam Wulkiewicz, 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_COVERED_BY_INTERFACE_HPP +#define BOOST_GEOMETRY_ALGORITHMS_DETAIL_COVERED_BY_INTERFACE_HPP + + +#include <boost/variant/apply_visitor.hpp> +#include <boost/variant/static_visitor.hpp> +#include <boost/variant/variant_fwd.hpp> + +#include <boost/geometry/algorithms/detail/within/interface.hpp> +#include <boost/geometry/algorithms/not_implemented.hpp> + +#include <boost/geometry/strategies/cartesian/point_in_box.hpp> +#include <boost/geometry/strategies/cartesian/box_in_box.hpp> +#include <boost/geometry/strategies/default_strategy.hpp> + + +namespace boost { namespace geometry +{ + +#ifndef DOXYGEN_NO_DISPATCH +namespace dispatch +{ + +template +< + typename Geometry1, + typename Geometry2, + typename Tag1 = typename tag<Geometry1>::type, + typename Tag2 = typename tag<Geometry2>::type +> +struct covered_by + : not_implemented<Tag1, Tag2> +{}; + +} // namespace dispatch +#endif // DOXYGEN_NO_DISPATCH + + +namespace resolve_strategy { + +struct covered_by +{ + template <typename Geometry1, typename Geometry2, typename Strategy> + static inline bool apply(Geometry1 const& geometry1, + Geometry2 const& geometry2, + Strategy const& strategy) + { + concepts::within::check + < + typename tag<Geometry1>::type, + typename tag<Geometry2>::type, + typename tag_cast<typename tag<Geometry2>::type, areal_tag>::type, + Strategy + >(); + concepts::check<Geometry1 const>(); + concepts::check<Geometry2 const>(); + assert_dimension_equal<Geometry1, Geometry2>(); + + return dispatch::covered_by<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::covered_by::services::default_strategy + < + Geometry1, + Geometry2 + >::type strategy_type; + + return covered_by::apply(geometry1, geometry2, strategy_type()); + } +}; + +} // namespace resolve_strategy + + +namespace resolve_variant { + +template <typename Geometry1, typename Geometry2> +struct covered_by +{ + template <typename Strategy> + static inline bool apply(Geometry1 const& geometry1, + Geometry2 const& geometry2, + Strategy const& strategy) + { + return resolve_strategy::covered_by + ::apply(geometry1, geometry2, strategy); + } +}; + +template <BOOST_VARIANT_ENUM_PARAMS(typename T), typename Geometry2> +struct covered_by<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 covered_by<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 covered_by<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 covered_by<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 covered_by< + 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 covered_by<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_check12{is inside or on border} +\ingroup covered_by +\details \details_check12{covered_by, is inside or on border}. +\tparam Geometry1 \tparam_geometry +\tparam Geometry2 \tparam_geometry +\param geometry1 \param_geometry which might be inside or on the border of the second geometry +\param geometry2 \param_geometry which might cover the first geometry +\return true if geometry1 is inside of or on the border of geometry2, + else false +\note The default strategy is used for covered_by detection + +\qbk{[include reference/algorithms/covered_by.qbk]} + + */ +template<typename Geometry1, typename Geometry2> +inline bool covered_by(Geometry1 const& geometry1, Geometry2 const& geometry2) +{ + return resolve_variant::covered_by<Geometry1, Geometry2> + ::apply(geometry1, geometry2, default_strategy()); +} + +/*! +\brief \brief_check12{is inside or on border} \brief_strategy +\ingroup covered_by +\details \details_check12{covered_by, is inside or on border}, \brief_strategy. \details_strategy_reasons +\tparam Geometry1 \tparam_geometry +\tparam Geometry2 \tparam_geometry +\param geometry1 \param_geometry which might be inside or on the border of the second geometry +\param geometry2 \param_geometry which might cover the first geometry +\param strategy strategy to be used +\return true if geometry1 is inside of or on the border of geometry2, + else false + +\qbk{distinguish,with strategy} +\qbk{[include reference/algorithms/covered_by.qbk]} + +*/ +template<typename Geometry1, typename Geometry2, typename Strategy> +inline bool covered_by(Geometry1 const& geometry1, Geometry2 const& geometry2, + Strategy const& strategy) +{ + return resolve_variant::covered_by<Geometry1, Geometry2> + ::apply(geometry1, geometry2, strategy); +} + +}} // namespace boost::geometry + +#endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_COVERED_BY_INTERFACE_HPP |