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