SPAR/AIModule/BWTA/vendors/CGAL/CGAL/Arr_default_overlay_traits.h

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// Copyright (c) 2005  Tel-Aviv University (Israel).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org); you may redistribute it under
// the terms of the Q Public License version 1.0.
// See the file LICENSE.QPL distributed with CGAL.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL: svn+ssh://scm.gforge.inria.fr/svn/cgal/branches/CGAL-3.5-branch/Arrangement_on_surface_2/include/CGAL/Arr_default_overlay_traits.h $
// $Id: Arr_default_overlay_traits.h 44257 2008-07-17 09:53:22Z eric $
// 
//
// Author(s)     : Ron Wein <wein@post.tau.ac.il>
//                 Baruch Zukerman <baruchzu@post.tau.ac.il>

#ifndef CGAL_ARR_DEFAULT_OVERLAY_TRAITS_H
#define CGAL_ARR_DEFAULT_OVERLAY_TRAITS_H

#include <CGAL/Arr_default_dcel.h>
#include <CGAL/Arr_extended_dcel.h>
#include <CGAL/Sweep_line_2/Arr_default_overlay_traits_base.h>

CGAL_BEGIN_NAMESPACE

template <class Arrangement_>
class Arr_default_overlay_traits :
  public _Arr_default_overlay_traits_base<Arrangement_,
                                          Arrangement_,
                                          Arrangement_>
{};

template <class ArrangementA, class ArrangementB, class ArrangementR,
          class OverlayFaceData_>
class Arr_face_overlay_traits :
  public _Arr_default_overlay_traits_base<ArrangementA,
                                          ArrangementB,
                                          ArrangementR> 
{
public:

  typedef typename ArrangementA::Face_const_handle    Face_handle_A;
  typedef typename ArrangementB::Face_const_handle    Face_handle_B;
  typedef typename ArrangementR::Face_handle          Face_handle_R;

  typedef OverlayFaceData_                            Overlay_face_data;

private:

  Overlay_face_data         overlay_face_data;

public:

  virtual void create_face (Face_handle_A f1,
                            Face_handle_B f2,
                            Face_handle_R f) const
  {
    // Overlay the data objects associated with f1 and f2 and store the result
    // with f.
    f->set_data (overlay_face_data (f1->data(), f2->data()));
    return;
  }

};

CGAL_END_NAMESPACE

#endif