MeshDomains.h

// Copyright (C) 2011 Anders Logg
//
// This file is part of DOLFIN.
//
// DOLFIN is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// DOLFIN 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with DOLFIN. If not, see <http://www.gnu.org/licenses/>.
//
// Modified by Garth N. Wells, 2012
//
// First added:  2011-08-29
// Last changed: 2012-04-03

#ifndef __MESH_DOMAINS_H
#define __MESH_DOMAINS_H

#include <map>
#include <vector>

namespace dolfin
{


  class MeshDomains
  {
  public:

    MeshDomains();

    ~MeshDomains();

    std::size_t max_dim() const;

    std::size_t num_marked(std::size_t dim) const;

    bool is_empty() const;

    std::map<std::size_t, std::size_t>& markers(std::size_t dim);

    const std::map<std::size_t, std::size_t>& markers(std::size_t dim) const;

    bool set_marker(std::pair<std::size_t, std::size_t> marker,
                    std::size_t dim);

    std::size_t get_marker(std::size_t entity_index, std::size_t dim) const;

    const MeshDomains& operator= (const MeshDomains& domains);

    void init(std::size_t dim);

    void clear();

  private:

    // Subdomain markers for each geometric dimension
    std::vector<std::map<std::size_t, std::size_t> > _markers;

  };

}

#endif