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SMDS_MeshEdge.hxx
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00001 //  Copyright (C) 2007-2008  CEA/DEN, EDF R&D, OPEN CASCADE
00002 //
00003 //  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
00004 //  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
00005 //
00006 //  This library is free software; you can redistribute it and/or
00007 //  modify it under the terms of the GNU Lesser General Public
00008 //  License as published by the Free Software Foundation; either
00009 //  version 2.1 of the License.
00010 //
00011 //  This library is distributed in the hope that it will be useful,
00012 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
00013 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014 //  Lesser General Public License for more details.
00015 //
00016 //  You should have received a copy of the GNU Lesser General Public
00017 //  License along with this library; if not, write to the Free Software
00018 //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
00019 //
00020 //  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
00021 //
00022 //  SMESH SMDS : implementaion of Salome mesh data structure
00023 //  File   : SMDS_MeshEdge.hxx
00024 //  Module : SMESH
00025 //
00026 #ifndef _SMDS_MeshEdge_HeaderFile
00027 #define _SMDS_MeshEdge_HeaderFile
00028 
00029 #include "SMESH_SMDS.hxx"
00030 
00031 #include "SMDS_MeshElement.hxx"
00032 #include <iostream>
00033 
00034 class SMDS_EXPORT SMDS_MeshEdge:public SMDS_MeshElement
00035 {
00036 
00037   public:
00038      SMDS_MeshEdge(const SMDS_MeshNode * node1,
00039                       const SMDS_MeshNode * node2);
00040         bool ChangeNodes(const SMDS_MeshNode * node1,
00041                          const SMDS_MeshNode * node2);
00042      void Print(std::ostream & OS) const;
00043 
00044      virtual SMDSAbs_ElementType GetType() const;
00045      virtual SMDSAbs_EntityType GetEntityType() const { return SMDSEntity_Edge; }
00046      int NbNodes() const;
00047      int NbEdges() const;
00048      friend bool operator<(const SMDS_MeshEdge& e1, const SMDS_MeshEdge& e2);
00049 
00055   virtual const SMDS_MeshNode* GetNode(const int ind) const;
00056 
00057   protected:
00058      SMDS_ElemIteratorPtr
00059           elementsIterator(SMDSAbs_ElementType type) const;
00060 
00061   protected:
00062      const SMDS_MeshNode* myNodes[3];
00063 
00064 };
00065 #endif