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// Copyright (c) 2014
// INRIA Saclay-Ile de France (France)
//
// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 3 of the License,
// or (at your option) any later version.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL$
// $Id$
//
// Author(s) : Marc Glisse
#ifndef CGAL_WRAPPER_SEGMENT_D_H
#define CGAL_WRAPPER_SEGMENT_D_H
#include <CGAL/Origin.h>
#include <CGAL/Kernel/mpl.h>
#include <CGAL/representation_tags.h>
#include <CGAL/assertions.h>
#include <boost/type_traits.hpp>
#include <CGAL/Kernel/Return_base_tag.h>
#include <CGAL/Dimension.h>
#ifndef CGAL_CXX11
#include <boost/preprocessor/repetition.hpp>
#endif
#include <boost/utility/result_of.hpp>
namespace CGAL {
namespace Wrap {
template <class R_>
class Segment_d : public Get_type<typename R_::Kernel_base, Segment_tag>::type
{
typedef typename Get_type<R_, RT_tag>::type RT_;
typedef typename Get_type<R_, FT_tag>::type FT_;
typedef typename R_::Kernel_base Kbase;
typedef typename Get_type<R_, Point_tag>::type Point_;
typedef typename Get_functor<Kbase, Construct_ttag<Point_tag> >::type CPBase;
typedef typename Get_functor<Kbase, Construct_ttag<Segment_tag> >::type CSBase;
typedef typename Get_functor<Kbase, Segment_extremity_tag>::type CSEBase;
typedef Segment_d Self;
CGAL_static_assertion((boost::is_same<Self, typename Get_type<R_, Segment_tag>::type>::value));
public:
typedef Tag_true Is_wrapper;
typedef typename R_::Default_ambient_dimension Ambient_dimension;
typedef Dimension_tag<1> Feature_dimension;
typedef typename Get_type<Kbase, Segment_tag>::type Rep;
const Rep& rep() const
{
return *this;
}
Rep& rep()
{
return *this;
}
typedef R_ R;
#ifdef CGAL_CXX11
template<class...U,class=typename std::enable_if<!std::is_same<std::tuple<typename std::decay<U>::type...>,std::tuple<Segment_d> >::value>::type> explicit Segment_d(U&&...u)
: Rep(CSBase()(std::forward<U>(u)...)){}
// // called from Construct_point_d
// template<class...U> explicit Point_d(Eval_functor&&,U&&...u)
// : Rep(Eval_functor(), std::forward<U>(u)...){}
template<class F,class...U> explicit Segment_d(Eval_functor&&,F&&f,U&&...u)
: Rep(std::forward<F>(f)(std::forward<U>(u)...)){}
#if 0
// the new standard may make this necessary
Point_d(Point_d const&)=default;
Point_d(Point_d &);//=default;
Point_d(Point_d &&)=default;
#endif
// try not to use these
Segment_d(Rep const& v) : Rep(v) {}
Segment_d(Rep& v) : Rep(static_cast<Rep const&>(v)) {}
Segment_d(Rep&& v) : Rep(std::move(v)) {}
#else
Segment_d() : Rep(CSBase()()) {}
Segment_d(Rep const& v) : Rep(v) {} // try not to use it
#define CGAL_CODE(Z,N,_) template<BOOST_PP_ENUM_PARAMS(N,class T)> \
explicit Segment_d(BOOST_PP_ENUM_BINARY_PARAMS(N,T,const&t)) \
: Rep(CSBase()( \
BOOST_PP_ENUM_PARAMS(N,t))) {} \
\
template<class F,BOOST_PP_ENUM_PARAMS(N,class T)> \
Segment_d(Eval_functor,F const& f,BOOST_PP_ENUM_BINARY_PARAMS(N,T,const&t)) \
: Rep(f(BOOST_PP_ENUM_PARAMS(N,t))) {}
/*
template<BOOST_PP_ENUM_PARAMS(N,class T)> \
Point_d(Eval_functor,BOOST_PP_ENUM_BINARY_PARAMS(N,T,const&t)) \
: Rep(Eval_functor(), BOOST_PP_ENUM_PARAMS(N,t)) {}
*/
BOOST_PP_REPEAT_FROM_TO(1,11,CGAL_CODE,_)
#undef CGAL_CODE
#endif
//TODO: if CSEBase returns a reference to a base point, cast it to a
//reference to a wrapper point. Ugly but should be safe.
Point_ source()const{
return Point_(Eval_functor(),CSEBase(),rep(),0);
}
Point_ target()const{
return Point_(Eval_functor(),CSEBase(),rep(),1);
}
};
} //namespace Wrap
} //namespace CGAL
#endif // CGAL_WRAPPER_SEGMENT_D_H
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