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SMDS_IteratorOfElements.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 //
00024 #include "SMESH_SMDS.hxx"
00025 
00026 #include "SMDS_Iterator.hxx"
00027 #include "SMDS_MeshElement.hxx"
00028 #include <set>
00029 
00030 
00031 class SMDS_EXPORT SMDS_IteratorOfElements:public SMDS_ElemIterator
00032 {
00033   public:
00038      SMDS_IteratorOfElements(const SMDS_MeshElement * element,
00039                                 SMDSAbs_ElementType type,
00040                                 const SMDS_ElemIteratorPtr& it);
00041      bool more();
00042      const SMDS_MeshElement * next();
00043 
00044   private:
00045      SMDS_ElemIteratorPtr t2Iterator;
00046      SMDS_ElemIteratorPtr t1Iterator;
00047      SMDSAbs_ElementType myType;   
00048      const SMDS_MeshElement * myProxyElement;
00049      const SMDS_MeshElement * myElement;          
00050      bool myReverseIteration;
00051 
00052      std::set<const SMDS_MeshElement*> alreadyReturnedElements;
00053      std::set<const SMDS_MeshElement*>::iterator itAlreadyReturned;   
00054      bool subMore();
00055      const SMDS_MeshElement * subNext();
00056 };