SMDS_MeshEdge.hxx

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//  Copyright (C) 2007-2008  CEA/DEN, EDF R&D, OPEN CASCADE
//
//  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
//  This library 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 2.1 of the License.
//
//  This library 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 this library; if not, write to the Free Software
//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
//
//  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
//  SMESH SMDS : implementaion of Salome mesh data structure
//  File   : SMDS_MeshEdge.hxx
//  Module : SMESH
//
#ifndef _SMDS_MeshEdge_HeaderFile
#define _SMDS_MeshEdge_HeaderFile
 
#include "SMESH_SMDS.hxx"
 
#include "SMDS_MeshElement.hxx"
#include <iostream>
 
class SMDS_EXPORT SMDS_MeshEdge:public SMDS_MeshElement
{
 
  public:
     SMDS_MeshEdge(const SMDS_MeshNode * node1,
                      const SMDS_MeshNode * node2);
        bool ChangeNodes(const SMDS_MeshNode * node1,
                         const SMDS_MeshNode * node2);
     void Print(std::ostream & OS) const;
 
     virtual SMDSAbs_ElementType GetType() const;
     virtual SMDSAbs_EntityType GetEntityType() const { return SMDSEntity_Edge; }
     int NbNodes() const;
     int NbEdges() const;
     friend bool operator<(const SMDS_MeshEdge& e1, const SMDS_MeshEdge& e2);
 
  virtual const SMDS_MeshNode* GetNode(const int ind) const;
 
  protected:
     SMDS_ElemIteratorPtr
          elementsIterator(SMDSAbs_ElementType type) const;
 
  protected:
     const SMDS_MeshNode* myNodes[3];
 
};
#endif