codimtable.hh

// -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
// vi: set et ts=4 sw=2 sts=2:
 
#ifndef DUNE_GEOMETRY_GENERICGEOMETRY_CODIMTABLE_HH
#define DUNE_GEOMETRY_GENERICGEOMETRY_CODIMTABLE_HH
 
#include <dune/common/typetraits.hh>
#include <dune/common/tupleutility.hh>
#include <dune/common/unused.hh>
 
namespace Dune
{
 
  namespace GenericGeometry
  {
 
    template< template< int > class Element, int dim >
    class CodimTable
    {
      friend class CodimTable< Element, dim+1 >;
 
      typedef typename PushBackTuple<
          typename CodimTable< Element, dim-1 >::ElementTuple,
          Element< dim > >::type ElementTuple;
 
      ElementTuple map_;
 
    public:
 
      template< int codim >
      const Element< codim > &
      operator[] ( const integral_constant< int, codim > codimVariable ) const
      {
        DUNE_UNUSED_PARAMETER(codimVariable);
        return Dune::get<codim>(map_);
      }
 
      template< int codim >
      Element< codim > &
      operator[] ( const integral_constant< int, codim > codimVariable )
      {
        DUNE_UNUSED_PARAMETER(codimVariable);
        return Dune::get<codim>(map_);
      }
    };
 
 
    template< template< int > class Element>
    class CodimTable< Element, -1 >
    {
      friend class CodimTable< Element, 0 >;
      typedef typename Dune::tuple<> ElementTuple;
    };
 
  }
 
}
 
#endif // #ifndef DUNE_GEOMETRY_GENERICGEOMETRY_CODIMTABLE_HH