2003-07-10 15:49:12 +06:00
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// SMESH SMDS : implementaion of Salome mesh data structure
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2003-05-19 19:49:00 +06:00
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//
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2003-07-10 15:49:12 +06:00
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// Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
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// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
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2003-05-19 19:49:00 +06:00
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//
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2003-07-10 15:49:12 +06:00
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//
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//
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// File : SMDS_MeshElement.hxx
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// Module : SMESH
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2003-05-19 19:49:00 +06:00
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#ifndef _SMDS_MeshElement_HeaderFile
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#define _SMDS_MeshElement_HeaderFile
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2003-09-03 23:30:36 +06:00
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2003-05-19 19:49:00 +06:00
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#include "SMDSAbs_ElementType.hxx"
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#include "SMDS_MeshObject.hxx"
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2005-01-20 11:25:54 +05:00
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#include "SMDS_ElemIterator.hxx"
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2003-09-03 23:30:36 +06:00
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#include "SMDS_MeshElementIDFactory.hxx"
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2005-08-30 18:57:02 +06:00
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//#ifdef WNT
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//#include <SALOME_WNT.hxx>
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//#else
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//#define SALOME_WNT_EXPORT
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//#endif
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#if defined WNT && defined WIN32 && defined SMDS_EXPORTS
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#define SMDS_WNT_EXPORT __declspec( dllexport )
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#else
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#define SMDS_WNT_EXPORT
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#endif
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2003-09-03 23:30:36 +06:00
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#include <vector>
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2003-09-23 20:33:41 +06:00
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#include <iostream>
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2003-09-03 23:30:36 +06:00
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class SMDS_MeshNode;
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class SMDS_MeshEdge;
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class SMDS_MeshFace;
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///////////////////////////////////////////////////////////////////////////////
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/// Base class for elements
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///////////////////////////////////////////////////////////////////////////////
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2005-08-30 18:57:02 +06:00
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class SMDS_WNT_EXPORT SMDS_MeshElement:public SMDS_MeshObject
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{
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2006-03-13 20:29:49 +05:00
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public:
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2003-09-03 23:30:36 +06:00
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2006-03-13 20:29:49 +05:00
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SMDS_ElemIteratorPtr nodesIterator() const;
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SMDS_ElemIteratorPtr edgesIterator() const;
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SMDS_ElemIteratorPtr facesIterator() const;
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virtual SMDS_ElemIteratorPtr elementsIterator(SMDSAbs_ElementType type) const;
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2003-09-03 23:30:36 +06:00
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virtual int NbNodes() const;
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virtual int NbEdges() const;
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virtual int NbFaces() const;
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int GetID() const;
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2003-09-03 23:30:36 +06:00
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///Return the type of the current element
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virtual SMDSAbs_ElementType GetType() const = 0;
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virtual bool IsPoly() const { return false; };
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virtual bool IsQuadratic() const;
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2005-06-07 19:22:20 +06:00
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2006-03-13 20:29:49 +05:00
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virtual bool IsMediumNode(const SMDS_MeshNode* node) const;
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2003-09-03 23:30:36 +06:00
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2006-03-13 20:29:49 +05:00
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friend std::ostream & operator <<(std::ostream & OS, const SMDS_MeshElement *);
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friend bool SMDS_MeshElementIDFactory::BindID(int ID,SMDS_MeshElement*elem);
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// ===========================
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// Access to nodes by index
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// ===========================
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/*!
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* \brief Return node by its index
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* \param ind - node index
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* \retval const SMDS_MeshNode* - the node
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*
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* Index is wrapped if it is out of a valid range
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*/
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virtual const SMDS_MeshNode* GetNode(const int ind) const;
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/*!
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* \brief Return true if index of node is valid (0 <= ind < NbNodes())
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* \param ind - node index
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* \retval bool - index check result
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*/
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virtual bool IsValidIndex(const int ind) const;
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/*!
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* \brief Return a valid node index, fixing the given one if necessary
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* \param ind - node index
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* \retval int - valid node index
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*/
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int WrappedIndex(const int ind) const {
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if ( ind < 0 ) return -( ind % NbNodes());
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if ( ind >= NbNodes() ) return ind % NbNodes();
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return ind;
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}
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protected:
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SMDS_MeshElement(int ID=-1);
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virtual void Print(std::ostream & OS) const;
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private:
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int myID;
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2003-05-19 19:49:00 +06:00
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};
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#endif
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