179 lines
5.4 KiB
C++
179 lines
5.4 KiB
C++
// Boost.Geometry (aka GGL, Generic Geometry Library)
|
|
|
|
// Copyright (c) 2007-2015 Barend Gehrels, Amsterdam, the Netherlands.
|
|
// Copyright (c) 2008-2015 Bruno Lalande, Paris, France.
|
|
// Copyright (c) 2009-2015 Mateusz Loskot, London, UK.
|
|
// Copyright (c) 2014-2015 Samuel Debionne, Grenoble, France.
|
|
|
|
// This file was modified by Oracle on 2015-2021.
|
|
// Modifications copyright (c) 2015-2021, Oracle and/or its affiliates.
|
|
|
|
// Contributed and/or modified by Vissarion Fysikopoulos, on behalf of Oracle
|
|
// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
|
|
// 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.
|
|
|
|
// Distributed under 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_EXPAND_INTERFACE_HPP
|
|
#define BOOST_GEOMETRY_ALGORITHMS_DETAIL_EXPAND_INTERFACE_HPP
|
|
|
|
|
|
#include <boost/geometry/algorithms/dispatch/expand.hpp>
|
|
|
|
#include <boost/geometry/core/coordinate_system.hpp>
|
|
#include <boost/geometry/core/tag.hpp>
|
|
#include <boost/geometry/core/tags.hpp>
|
|
#include <boost/geometry/core/visit.hpp>
|
|
|
|
#include <boost/geometry/geometries/adapted/boost_variant.hpp> // For backward compatibility
|
|
#include <boost/geometry/geometries/concepts/check.hpp>
|
|
|
|
#include <boost/geometry/strategies/default_strategy.hpp>
|
|
#include <boost/geometry/strategies/detail.hpp>
|
|
#include <boost/geometry/strategies/expand/services.hpp>
|
|
|
|
#include <boost/geometry/util/type_traits_std.hpp>
|
|
|
|
|
|
namespace boost { namespace geometry
|
|
{
|
|
|
|
namespace resolve_strategy
|
|
{
|
|
|
|
template
|
|
<
|
|
typename Strategy,
|
|
bool IsUmbrella = strategies::detail::is_umbrella_strategy<Strategy>::value
|
|
>
|
|
struct expand
|
|
{
|
|
template <typename Box, typename Geometry>
|
|
static inline void apply(Box& box,
|
|
Geometry const& geometry,
|
|
Strategy const& strategy)
|
|
{
|
|
dispatch::expand<Box, Geometry>::apply(box, geometry, strategy);
|
|
}
|
|
};
|
|
|
|
template <typename Strategy>
|
|
struct expand<Strategy, false>
|
|
{
|
|
template <typename Box, typename Geometry>
|
|
static inline void apply(Box& box,
|
|
Geometry const& geometry,
|
|
Strategy const& strategy)
|
|
{
|
|
using strategies::expand::services::strategy_converter;
|
|
dispatch::expand
|
|
<
|
|
Box, Geometry
|
|
>::apply(box, geometry, strategy_converter<Strategy>::get(strategy));
|
|
}
|
|
};
|
|
|
|
template <>
|
|
struct expand<default_strategy, false>
|
|
{
|
|
template <typename Box, typename Geometry>
|
|
static inline void apply(Box& box,
|
|
Geometry const& geometry,
|
|
default_strategy)
|
|
{
|
|
typedef typename strategies::expand::services::default_strategy
|
|
<
|
|
Box, Geometry
|
|
>::type strategy_type;
|
|
|
|
dispatch::expand<Box, Geometry>::apply(box, geometry, strategy_type());
|
|
}
|
|
};
|
|
|
|
} //namespace resolve_strategy
|
|
|
|
|
|
namespace resolve_dynamic
|
|
{
|
|
|
|
template <typename Geometry, typename Tag = typename tag<Geometry>::type>
|
|
struct expand
|
|
{
|
|
template <typename Box, typename Strategy>
|
|
static inline void apply(Box& box,
|
|
Geometry const& geometry,
|
|
Strategy const& strategy)
|
|
{
|
|
concepts::check<Box>();
|
|
concepts::check<Geometry const>();
|
|
concepts::check_concepts_and_equal_dimensions<Box, Geometry const>();
|
|
|
|
resolve_strategy::expand<Strategy>::apply(box, geometry, strategy);
|
|
}
|
|
};
|
|
|
|
template <typename Geometry>
|
|
struct expand<Geometry, dynamic_geometry_tag>
|
|
{
|
|
template <class Box, typename Strategy>
|
|
static inline void apply(Box& box,
|
|
Geometry const& geometry,
|
|
Strategy const& strategy)
|
|
{
|
|
traits::visit<Geometry>::apply([&](auto const& g)
|
|
{
|
|
expand<util::remove_cref_t<decltype(g)>>::apply(box, g, strategy);
|
|
}, geometry);
|
|
}
|
|
};
|
|
|
|
} // namespace resolve_dynamic
|
|
|
|
|
|
/*!
|
|
\brief Expands (with strategy)
|
|
\ingroup expand
|
|
\tparam Box type of the box
|
|
\tparam Geometry \tparam_geometry
|
|
\tparam Strategy \tparam_strategy{expand}
|
|
\param box box to be expanded using another geometry, mutable
|
|
\param geometry \param_geometry geometry which envelope (bounding box)
|
|
\param strategy \param_strategy{expand}
|
|
will be added to the box
|
|
|
|
\qbk{distinguish,with strategy}
|
|
\qbk{[include reference/algorithms/expand.qbk]}
|
|
*/
|
|
template <typename Box, typename Geometry, typename Strategy>
|
|
inline void expand(Box& box, Geometry const& geometry, Strategy const& strategy)
|
|
{
|
|
resolve_dynamic::expand<Geometry>::apply(box, geometry, strategy);
|
|
}
|
|
|
|
/*!
|
|
\brief Expands a box using the bounding box (envelope) of another geometry
|
|
(box, point)
|
|
\ingroup expand
|
|
\tparam Box type of the box
|
|
\tparam Geometry \tparam_geometry
|
|
\param box box to be expanded using another geometry, mutable
|
|
\param geometry \param_geometry geometry which envelope (bounding box) will be
|
|
added to the box
|
|
|
|
\qbk{[include reference/algorithms/expand.qbk]}
|
|
*/
|
|
template <typename Box, typename Geometry>
|
|
inline void expand(Box& box, Geometry const& geometry)
|
|
{
|
|
resolve_dynamic::expand<Geometry>::apply(box, geometry, default_strategy());
|
|
}
|
|
|
|
}} // namespace boost::geometry
|
|
|
|
#endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_EXPAND_INTERFACE_HPP
|