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authorDongHun Kwak <dh0128.kwak@samsung.com>2017-09-13 11:24:46 +0900
committerDongHun Kwak <dh0128.kwak@samsung.com>2017-09-13 11:25:39 +0900
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treefd26a490cd15388d42fc6652b3c5c13012e7f93e /boost/geometry/algorithms/detail/covered_by/interface.hpp
parentb5c87084afaef42b2d058f68091be31988a6a874 (diff)
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Change-Id: Icf8400b375482cb11bcf77440a6934ba360d6ba4 Signed-off-by: DongHun Kwak <dh0128.kwak@samsung.com>
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+// 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