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salome-smesh  6.5.0
SMESHDS_GroupOnFilter.hxx
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00001 // Copyright (C) 2007-2012  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 //  File   : SMESHDS_GroupOnFilter.hxx
00023 //  Module : SMESH
00024 //
00025 #ifndef _SMESHDS_GroupOnFilter_HeaderFile
00026 #define _SMESHDS_GroupOnFilter_HeaderFile
00027 
00028 #include "SMESH_SMESHDS.hxx"
00029 
00030 #include "SMESHDS_GroupBase.hxx"
00031 #include "SMESH_Controls.hxx"
00032   
00036 class SMESHDS_EXPORT SMESHDS_GroupOnFilter: public SMESHDS_GroupBase
00037 {
00038  public:
00039 
00040   SMESHDS_GroupOnFilter (const int                 theID,
00041                          const SMESHDS_Mesh*       theMesh,
00042                          const SMDSAbs_ElementType theType,
00043                          const SMESH_PredicatePtr& thePredicate);
00044 
00045   void SetPredicate( const SMESH_PredicatePtr& thePredicate);
00046 
00047   SMESH_PredicatePtr GetPredicate() const { return myPredicate; }
00048 
00049   virtual int Extent() const;
00050 
00051   virtual bool Contains (const int theID);
00052 
00053   virtual bool Contains (const SMDS_MeshElement* elem);
00054 
00055   virtual SMDS_ElemIteratorPtr GetElements() const;
00056 
00057   virtual int GetID (const int theIndex);
00058 
00059   virtual int GetTic() const;
00060 
00061   bool IsUpToDate() const;
00062 
00063  private:
00064 
00065   void update() const;
00066   void setChanged(bool changed=true);
00067 
00068   SMESH_PredicatePtr                    myPredicate;
00069   std::vector< const SMDS_MeshElement*> myElements;
00070   unsigned long                         myMeshModifTime; // when myElements was filled
00071   int                                   myPredicateTic;
00072 };
00073 
00074 #endif