// 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]}
|
\qbk{
|
[heading Examples]
|
[disjoint]
|
[disjoint_output]
|
}
|
*/
|
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
|
