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0020832: EDF 1359 SMESH : Automatic meshing of boundary layers

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+ SMDS_IteratorOnIterators.hxx
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eap 2011-01-18 10:55:06 +00:00
parent 708dbb145f
commit 6a532d5567
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src/SMDS/SMDS_IteratorOnIterators.hxx Normal file
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// Copyright (C) 2007-2010 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_IteratorOnIterators.hxx
// Author : Edward AGAPOV (eap)
//
#ifndef SMDS_IteratorOnIterators_HeaderFile
#define SMDS_IteratorOnIterators_HeaderFile
#include "SMDS_Iterator.hxx"
///////////////////////////////////////////////////////////////////////////////
/// SMDS_Iterator iterating over all elements provides by other iterators
///
/// Other iterators must implement SMDS_Iterator iterface and
/// must be provided within a stl-like container
/// BE CAREFUL: iterator pointed value is static_cast'ed to VALUE
///////////////////////////////////////////////////////////////////////////////
template<typename VALUE,
typename CONTAINER_OF_ITERATORS >
class SMDS_IteratorOnIterators : public SMDS_Iterator<VALUE>
{
protected:
CONTAINER_OF_ITERATORS _iterators;
typename CONTAINER_OF_ITERATORS::iterator _beg, _end;
public:
SMDS_IteratorOnIterators(const CONTAINER_OF_ITERATORS& iterators):
_iterators( iterators ), _beg( _iterators.begin()), _end(_iterators.end() ) {}
/// Return true iff there are other object in this iterator
virtual bool more() { return _beg != _end && (*_beg)->more(); }
/// Return the current object and step to the next one
virtual VALUE next()
{
VALUE __v = (VALUE)(*_beg)->next();
while ( _beg != _end && !(*_beg)->more())
++_beg;
return __v;
}
};
#endif