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dindex.hh
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// Copyright (C) 2008, 2009 EPITA Research and Development Laboratory (LRDE)
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//
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// This file is part of Olena.
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//
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// Olena is free software: you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation, version 2 of the License.
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//
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// Olena is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Olena. If not, see <http://www.gnu.org/licenses/>.
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//
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// As a special exception, you may use this file as part of a free
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// software project without restriction. Specifically, if other files
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// instantiate templates or use macros or inline functions from this
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// file, or you compile this file and link it with other files to produce
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// an executable, this file does not by itself cause the resulting
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// executable to be covered by the GNU General Public License. This
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// exception does not however invalidate any other reasons why the
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// executable file might be covered by the GNU General Public License.
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#ifndef MLN_UTIL_DINDEX_HH
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# define MLN_UTIL_DINDEX_HH
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# include <mln/util/index.hh>
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# include <mln/literal/zero.hh>
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# include <mln/literal/one.hh>
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namespace
mln
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{
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namespace
util
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{
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// Fwd decl.
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template
<
typename
Tag>
struct
dindex_;
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template
<
typename
Tag =
void
>
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struct
dindex_
// : public Object< dindex_<Tag> >
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{
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typedef
Object<void> category;
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typedef
index_<Tag> psite;
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typedef
index_<Tag> site;
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typedef
int
coord
;
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enum
{ dim = 1 };
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int
i_;
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dindex_()
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{
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}
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dindex_(
int
i)
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: i_(i)
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{
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}
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dindex_(
const
literal::zero_t&)
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: i_(0)
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{
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}
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dindex_<Tag>& operator=(
const
literal::zero_t&)
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{
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i_ = 0;
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return
*
this
;
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}
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dindex_(
const
literal::one_t&)
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: i_(1)
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{
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}
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dindex_<Tag>& operator=(
const
literal::one_t&)
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{
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i_ = 1;
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return
*
this
;
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}
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bool
operator<(
const
dindex_& rhs)
const
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{
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return
i_ < rhs.i_;
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}
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operator
int()
const
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{
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return
i_;
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}
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};
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typedef
dindex_<void> dindex;
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# ifndef MLN_INCLUDE_ONLY
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// FIXME
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# endif // ! MLN_INCLUDE_ONLY
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}
// end of namespace mln::util
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}
// end of namespace mln
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#endif // ! MLN_UTIL_DINDEX_HH
mln
util
dindex.hh
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