grid/hierarchiciterator.hh

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// -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
// vi: set et ts=4 sw=2 sts=2:
#ifndef DUNE_MMESH_GRID_HIERARCHICITERATOR_HH
#define DUNE_MMESH_GRID_HIERARCHICITERATOR_HH
 
namespace Dune {
 
//**********************************************************************
//
template <class GridImp>
class MMeshHierarchicIterator {
 public:
  enum { codimension = 0 };
 
  typedef typename GridImp::template Codim<0>::Entity Entity;
 
  explicit MMeshHierarchicIterator(const GridImp* mMesh,
                                   const Entity& startEntity, int maxLevel)
      : mMesh_(mMesh), i_(0), startEntity_(startEntity) {}
 
  explicit MMeshHierarchicIterator(const GridImp* mMesh,
                                   const Entity& startEntity, int maxLevel,
                                   bool endDummy)
      : mMesh_(mMesh), i_(1), startEntity_(startEntity) {}
 
  void increment() { ++i_; }
 
  Entity dereference() const { return startEntity_; }
 
  bool equals(const MMeshHierarchicIterator& other) const {
    return startEntity_ == other.startEntity_ && i_ == other.i_;
  }
 
 private:
  const GridImp* mMesh_;
  int i_;
  Entity startEntity_;
};
 
}  // end namespace Dune
 
#endif