--- /dev/null
+// Copyright (C) 2007-2016 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, or (at your option) any later version.
+//
+// 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 : implementation of Salome mesh data structure
+//
+#include "SMESH_SMDS.hxx"
+
+#include "SMDS_Iterator.hxx"
+#include "SMDS_MeshElement.hxx"
+#include <set>
+
+
+class SMDS_EXPORT SMDS_IteratorOfElements:public SMDS_ElemIterator
+{
+ public:
+/////////////////////////////////////////////////////////////////////////////
+/// Create an iterator which look for elements of type type which are linked
+/// to the element element. it is the iterator to get connectivity of element
+//////////////////////////////////////////////////////////////////////////////
+ SMDS_IteratorOfElements(const SMDS_MeshElement * element,
+ SMDSAbs_ElementType type,
+ const SMDS_ElemIteratorPtr& it);
+ bool more();
+ const SMDS_MeshElement * next();
+
+ private:
+ SMDS_ElemIteratorPtr t1Iterator;
+ SMDS_ElemIteratorPtr t2Iterator;
+ SMDSAbs_ElementType myType;
+ const SMDS_MeshElement * myElement;
+ const SMDS_MeshElement * myProxyElement;
+ bool myReverseIteration;
+
+ std::set<const SMDS_MeshElement*> alreadyReturnedElements;
+ std::set<const SMDS_MeshElement*>::iterator itAlreadyReturned;
+ bool subMore();
+ const SMDS_MeshElement * subNext();
+};
