1 // SMESH SMDS : implementaion of Salome mesh data structure
3 // Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
24 // File : SMDS_MeshElement.hxx
27 #ifndef _SMDS_MeshElement_HeaderFile
28 #define _SMDS_MeshElement_HeaderFile
30 #include "SMESH_SMDS.hxx"
32 #include "SMDSAbs_ElementType.hxx"
33 #include "SMDS_MeshObject.hxx"
34 #include "SMDS_ElemIterator.hxx"
35 #include "SMDS_MeshElementIDFactory.hxx"
44 ///////////////////////////////////////////////////////////////////////////////
45 /// Base class for elements
46 ///////////////////////////////////////////////////////////////////////////////
47 class SMDS_EXPORT SMDS_MeshElement:public SMDS_MeshObject
51 SMDS_ElemIteratorPtr nodesIterator() const;
52 SMDS_ElemIteratorPtr edgesIterator() const;
53 SMDS_ElemIteratorPtr facesIterator() const;
54 virtual SMDS_ElemIteratorPtr
55 elementsIterator(SMDSAbs_ElementType type) const;
57 virtual int NbNodes() const;
58 virtual int NbEdges() const;
59 virtual int NbFaces() const;
62 ///Return the type of the current element
63 virtual SMDSAbs_ElementType GetType() const = 0;
64 virtual bool IsPoly() const { return false; };
66 friend std::ostream & operator <<(std::ostream & OS, const SMDS_MeshElement *);
67 friend bool SMDS_MeshElementIDFactory::BindID(int ID,SMDS_MeshElement*elem);
70 SMDS_MeshElement(int ID=-1);
71 virtual void Print(std::ostream & OS) const;