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0021014: EDF 1583 SMESH: Improvement of the Python Dump for the creation of groups
+ SMESHDS_GroupOnFilter.cxx
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src/SMESHDS/SMESHDS_GroupOnFilter.cxx
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165
src/SMESHDS/SMESHDS_GroupOnFilter.cxx
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// Copyright (C) 2007-2011 CEA/DEN, EDF R&D, OPEN CASCADE
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//
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// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
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// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
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//
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// File : SMESHDS_GroupOnFilter.cxx
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// Module : SMESH
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//
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#include "SMESHDS_GroupOnFilter.hxx"
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#include "SMESHDS_Mesh.hxx"
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#include "SMDS_SetIterator.hxx"
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using namespace std;
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//=============================================================================
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/*!
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* Creates a group based on thePredicate
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*/
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//=============================================================================
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SMESHDS_GroupOnFilter::SMESHDS_GroupOnFilter (const int theID,
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const SMESHDS_Mesh* theMesh,
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const SMDSAbs_ElementType theType,
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const SMESH_PredicatePtr& thePredicate)
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: SMESHDS_GroupBase(theID,theMesh,theType), myMeshModifTime(0)
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{
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setChanged();
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SetPredicate( thePredicate );
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}
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//================================================================================
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/*!
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* \brief Sets a new predicate
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*/
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//================================================================================
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void SMESHDS_GroupOnFilter::SetPredicate( const SMESH_PredicatePtr& thePredicate)
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{
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myPredicate = thePredicate;
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setChanged();
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if ( myPredicate )
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myPredicate->SetMesh( GetMesh() );
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}
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//================================================================================
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/*!
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* \brief Returns nb of elements
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*/
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//================================================================================
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int SMESHDS_GroupOnFilter::Extent()
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{
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update();
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return myElements.size();
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}
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//================================================================================
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/*!
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* \brief Checks if the element belongs to the group
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*/
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//================================================================================
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bool SMESHDS_GroupOnFilter::Contains (const int theID)
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{
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return myPredicate ? myPredicate->IsSatisfy( theID ) : false;
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}
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//================================================================================
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/*!
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* \brief Checks if the element belongs to the group
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*/
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//================================================================================
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bool SMESHDS_GroupOnFilter::Contains (const SMDS_MeshElement* elem)
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{
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return myPredicate ? myPredicate->IsSatisfy( elem->GetID() ) : false;
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}
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//================================================================================
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/*!
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* \brief Return iterator on all elements
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*/
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//================================================================================
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SMDS_ElemIteratorPtr SMESHDS_GroupOnFilter::GetElements() const
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{
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update();
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return SMDS_ElemIteratorPtr
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( new SMDS_ElementVectorIterator( myElements.begin(), myElements.end() ));
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}
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//================================================================================
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/*!
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* \brief return ID of theIndex-th element
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* \param theIndex - index countered from 1
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* \retval int - element ID
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*/
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//================================================================================
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int SMESHDS_GroupOnFilter::GetID (const int theIndex)
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{
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update();
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if ( theIndex < 1 || theIndex > myElements.size() )
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return -1;
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return myElements[ theIndex-1 ]->GetID();
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}
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//================================================================================
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/*!
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* \brief Updates myElements if necessary
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*/
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//================================================================================
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void SMESHDS_GroupOnFilter::update() const
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{
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if ( myMeshModifTime < GetMesh()->GetMTime() )
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{
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SMESHDS_GroupOnFilter* me = const_cast<SMESHDS_GroupOnFilter*>( this );
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me->myElements.clear();
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if ( myPredicate )
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{
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me->myElements.reserve( GetMesh()->GetMeshInfo().NbElements(GetType()));
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SMDS_ElemIteratorPtr elIt = GetMesh()->elementsIterator(GetType());
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while ( elIt->more() )
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{
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const SMDS_MeshElement* e = elIt->next();
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if ( myPredicate->IsSatisfy( e->GetID() ))
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me->myElements.push_back( e );
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}
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me->myElements.resize( myElements.size() );
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}
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me->setChanged( false );
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}
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}
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//================================================================================
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/*!
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* \brief Sets myMeshModifTime according to modification state
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*/
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//================================================================================
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void SMESHDS_GroupOnFilter::setChanged(bool changed)
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{
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myMeshModifTime = GetMesh()->GetMTime();
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if ( changed && myMeshModifTime != 0 )
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--myMeshModifTime;
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}
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69
src/SMESHDS/SMESHDS_GroupOnFilter.hxx
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69
src/SMESHDS/SMESHDS_GroupOnFilter.hxx
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@ -0,0 +1,69 @@
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// Copyright (C) 2007-2011 CEA/DEN, EDF R&D, OPEN CASCADE
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//
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// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
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// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
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//
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// File : SMESHDS_GroupOnFilter.hxx
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// Module : SMESH
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//
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#ifndef _SMESHDS_GroupOnFilter_HeaderFile
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#define _SMESHDS_GroupOnFilter_HeaderFile
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#include "SMESH_SMESHDS.hxx"
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#include "SMESHDS_GroupBase.hxx"
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#include "SMESH_Controls.hxx"
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/*!
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* \brief Groups whose contents is dynamically updated using the filter
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*/
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class SMESHDS_EXPORT SMESHDS_GroupOnFilter: public SMESHDS_GroupBase
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{
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public:
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SMESHDS_GroupOnFilter (const int theID,
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const SMESHDS_Mesh* theMesh,
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const SMDSAbs_ElementType theType,
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const SMESH_PredicatePtr& thePredicate);
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void SetPredicate( const SMESH_PredicatePtr& thePredicate);
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SMESH_PredicatePtr GetPredicate() const { return myPredicate; }
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virtual int Extent();
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virtual bool Contains (const int theID);
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virtual bool Contains (const SMDS_MeshElement* elem);
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virtual SMDS_ElemIteratorPtr GetElements() const;
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virtual int GetID (const int theIndex);
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private:
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void update() const;
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void setChanged(bool changed=true);
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SMESH_PredicatePtr myPredicate;
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std::vector< const SMDS_MeshElement*> myElements;
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unsigned long myMeshModifTime; // when myElements was filled
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};
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#endif
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