smesh/src/SMDS/SMDS_MeshGroup.hxx

76 lines
2.7 KiB
C++

// Copyright (C) 2007-2021 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
// File : SMDS_MeshGroup.hxx
// Module : SMESH
//
#ifndef _SMDS_MeshGroup_HeaderFile
#define _SMDS_MeshGroup_HeaderFile
#include "SMESH_SMDS.hxx"
#include "SMDS_ElementHolder.hxx"
#include "SMDS_Mesh.hxx"
#include <set>
class SMDS_EXPORT SMDS_MeshGroup: public SMDS_MeshObject, SMDS_ElementHolder
{
public:
SMDS_MeshGroup(const SMDS_Mesh * theMesh,
const SMDSAbs_ElementType theType = SMDSAbs_All);
void SetType (const SMDSAbs_ElementType theType);
void Clear();
void Reserve(size_t /*nbElems*/) {}
bool Add(const SMDS_MeshElement * theElem);
bool Remove(const SMDS_MeshElement * theElem);
bool IsEmpty() const { return myElements.empty(); }
smIdType Extent() const { return (smIdType) myElements.size(); }
int Tic() const { return myTic; }
bool Contains(const SMDS_MeshElement * theElem) const;
const SMDS_Mesh* GetMesh() const { return myMesh; }
SMDSAbs_ElementType GetType() const { return myType; }
SMDS_ElemIteratorPtr GetElements() const; // WARNING: iterator becomes invalid if group changes
void operator=( SMDS_MeshGroup && other );
protected: // methods of SMDS_ElementHolder
virtual SMDS_ElemIteratorPtr getElements() { return GetElements(); }
virtual void tmpClear();
virtual void add( const SMDS_MeshElement* element ) { Add( element ); }
virtual void compact() {}
private:
typedef std::set< const SMDS_MeshElement* > TElementSet;
typedef TElementSet::const_iterator TIterator;
const SMDS_Mesh * myMesh;
SMDSAbs_ElementType myType;
TElementSet myElements; // not sorted by ID because it can contain deleted elements
int myTic; // to track changes
};
#endif