cgal/Generalized_map/include/CGAL/Generalized_map_fwd.h

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// Copyright (c) 2016 CNRS and LIRIS' Establishments (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org)
//
// $URL$
// $Id$
// SPDX-License-Identifier: LGPL-3.0-or-later OR LicenseRef-Commercial
//
// Author(s) : Guillaume Damiand <guillaume.damiand@liris.cnrs.fr>
//
#ifndef GENERALIZED_MAP_FWD_H
#define GENERALIZED_MAP_FWD_H 1
#include <CGAL/memory.h>
#include <CGAL/tags.h>
#include <boost/mpl/has_xxx.hpp>
namespace CGAL {
template<unsigned int d_, class Items_, class Alloc_>
class Generalized_map_storage_1;
template<unsigned int d_, class Items_, class Alloc_>
class Generalized_map_storage_with_index;
struct Generic_map_min_items;
namespace internal
{
template<typename Tag>
struct Default_storage_for_gmap_when_tag
{
template<unsigned int d_, class Items_, class Alloc_>
using type=Generalized_map_storage_1<d_, Items_, Alloc_>;
};
template<>
struct Default_storage_for_gmap_when_tag<CGAL::Tag_true>
{
template<unsigned int d_, class Items_, class Alloc_>
using type=Generalized_map_storage_with_index<d_, Items_, Alloc_>;
};
BOOST_MPL_HAS_XXX_TRAIT_NAMED_DEF(Has_use_index_tag_gmap,Use_index,false)
template<typename T, bool typedefined=Has_use_index_tag_gmap<T>::value>
struct Default_storage_for_gmap
{
template<unsigned int d_, class Items_, class Alloc_>
using type=Generalized_map_storage_1<d_, Items_, Alloc_>;
};
template<typename T>
struct Default_storage_for_gmap<T, true>
{
template<unsigned int d_, class Items_, class Alloc_>
using type=typename CGAL::internal::template
Default_storage_for_gmap_when_tag<typename T::Use_index>::
template type<d_, Items_, Alloc_>;
};
} // namespace internal
template<unsigned int d_, class Refs_,
class Items_=Generic_map_min_items,
class Alloc_=CGAL_ALLOCATOR(int),
class Storage_=typename internal::template
Default_storage_for_gmap<Items_>::template type<d_, Items_, Alloc_>>
class Generalized_map_base;
template <unsigned int d_,
class Items_=Generic_map_min_items,
class Alloc_=CGAL_ALLOCATOR(int),
class Storage_=typename internal::template
Default_storage_for_gmap<Items_>::template type<d_, Items_, Alloc_>>
class Generalized_map;
} // CGAL
#endif // GENERALIZED_MAP_FWD_H