image_having_neighborhood.hh 2.31 KB
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// Copyright (C) 2006 EPITA Research and Development Laboratory
//
// This file is part of the Olena Library.  This library is free
// software; you can redistribute it and/or modify it under the terms
// of the GNU General Public License version 2 as published by the
// Free Software Foundation.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this library; see the file COPYING.  If not, write to
// the Free Software Foundation, 51 Franklin Street, Fifth Floor,
// Boston, MA 02111-1307, USA.
//
// As a special exception, you may use this file as part of a free
// software library without restriction.  Specifically, if other files
// instantiate templates or use macros or inline functions from this
// file, or you compile this file and link it with other files to
// produce an executable, this file does not by itself cause the
// resulting executable to be covered by the GNU General Public
// License.  This exception does not however invalidate any other
// reasons why the executable file might be covered by the GNU General
// Public License.

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#ifndef OLENA_AUTOMATIC_IMAGE_HAVING_NEIGHBORHOOD_HH
# define OLENA_AUTOMATIC_IMAGE_HAVING_NEIGHBORHOOD_HH
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# include <oln/core/typedefs.hh>
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# include <oln/morpher/tags.hh>

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namespace oln
{
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  // Forward declaration.
  namespace abstract
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  {
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    template <typename E> class image_having_neighborhood;

  } // end of namespace oln::abstract

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  namespace automatic
  {
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    /// Implementation corresponding to the interface
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    /// oln::abstract::image_having_neighborhood for an identity morpher.
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    template <typename E>
    class impl< abstract::image_having_neighborhood,
		morpher::tag::identity,
		E> :
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      public virtual stc::any__simple<E>
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    {
    private:
      typedef oln_type_of(E, neighborhood) neighborhood_t;

    public:
      /// Accessor delegation.
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      const neighborhood_t& impl_neighborhood() const
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      {
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	return this->exact().delegate().neighborhood();
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      }
    };

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  } // end of namespace oln::automatic
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} // end of namespace oln

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#endif // ! OLENA_AUTOMATIC_IMAGE_HAVING_NEIGHBORHOOD_HH