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
22 #include "SMDS_IteratorOfElements.hxx"
24 bool SMDS_IteratorOfElements::subMore()
26 if((t2Iterator==NULL)||(!t2Iterator->more()))
28 if(t1Iterator->more())
30 if(t2Iterator!=NULL) delete t2Iterator;
31 t2Iterator=t1Iterator->next()->elementsIterator(myType);
39 const SMDS_MeshElement * SMDS_IteratorOfElements::subNext()
41 if((t2Iterator==NULL)||(!t2Iterator->more()))
43 if(t1Iterator->more())
45 if(t2Iterator!=NULL) delete t2Iterator;
46 t2Iterator=t1Iterator->next()->elementsIterator(myType);
49 return t2Iterator->next();
52 /////////////////////////////////////////////////////////////////////////////
53 /// Create an iterator which look for elements of type type which are linked
54 /// to the element element. it is the iterator to get connectivity of element
55 //////////////////////////////////////////////////////////////////////////////
56 SMDS_IteratorOfElements::SMDS_IteratorOfElements(const SMDS_MeshElement * element,
57 SMDSAbs_ElementType type, SMDS_Iterator<const SMDS_MeshElement *>* it)
58 :t1Iterator(it), t2Iterator(NULL), myType(type), myElement(element),
62 alreadyReturnedElements.insert(subNext());
63 itAlreadyReturned= alreadyReturnedElements.begin();
64 switch(myElement->GetType())
67 case SMDSAbs_Edge: myReverseIteration=true; break;
68 case SMDSAbs_Face: myReverseIteration=(type==SMDSAbs_Volume); break;
69 default: myReverseIteration=false;
73 bool SMDS_IteratorOfElements::more()
75 if(myProxyElement==NULL)
77 while(itAlreadyReturned!=alreadyReturnedElements.end())
79 myProxyElement=*itAlreadyReturned;
82 if(myReverseIteration)
84 SMDS_Iterator<const SMDS_MeshElement*> * it=
85 myProxyElement->elementsIterator(myElement->GetType());
88 if(it->next()==myElement) return true;
99 const SMDS_MeshElement * SMDS_IteratorOfElements::next()
102 const SMDS_MeshElement *e=myProxyElement;
107 SMDS_IteratorOfElements::~SMDS_IteratorOfElements()
110 if(t2Iterator!=NULL) delete t2Iterator;