/* Copyright 2003-2005 Joaquín M López Muñoz.

 * Distributed under the Boost Software License, Version 1.0.

 * (See accompanying file LICENSE_1_0.txt or copy at

 * http://www.boost.org/LICENSE_1_0.txt)

 *

 * See http://www.boost.org/libs/multi_index for library home page.

 */



#ifndef BOOST_MULTI_INDEX_DETAIL_CONVERTER_HPP

#define BOOST_MULTI_INDEX_DETAIL_CONVERTER_HPP



#if defined(_MSC_VER)&&(_MSC_VER>=1200)

#pragma once

#endif



namespace boost{



namespace multi_index{



namespace detail{



/* converter offers means to access indices of a given multi_index_container

 * and for convertibilty between index iterators, so providing a

 * localized access point for get() and project() functions.

 */



template<typename MultiIndexContainer,typename Index>

struct converter

{

  static const Index& index(const MultiIndexContainer& x){return x;}

  static Index&       index(MultiIndexContainer& x){return x;}



  static typename Index::const_iterator const_iterator(

    const MultiIndexContainer& x,typename MultiIndexContainer::node_type* node)

  {

    return x.Index::make_iterator(node);

  }



  static typename Index::iterator iterator(

    MultiIndexContainer& x,typename MultiIndexContainer::node_type* node)

  {

    return x.Index::make_iterator(node);

  }

};



} /* namespace multi_index::detail */



} /* namespace multi_index */



} /* namespace boost */



#endif

