SALOME - SMESH
SMDS_MeshGroup.hxx
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00001 //  Copyright (C) 2007-2008  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 //  SMESH SMDS : implementaion of Salome mesh data structure
00023 //  File   : SMDS_MeshGroup.hxx
00024 //  Module : SMESH
00025 //
00026 #ifndef _SMDS_MeshGroup_HeaderFile
00027 #define _SMDS_MeshGroup_HeaderFile
00028 
00029 #include "SMESH_SMDS.hxx"
00030 
00031 #include "SMDS_Mesh.hxx"
00032 #include <set>
00033 
00034 class SMDS_EXPORT SMDS_MeshGroup:public SMDS_MeshObject
00035 {
00036   public:
00037      SMDS_MeshGroup(const SMDS_Mesh * theMesh,
00038                        const SMDSAbs_ElementType theType = SMDSAbs_All);
00039      const SMDS_MeshGroup * AddSubGroup
00040                       (const SMDSAbs_ElementType theType = SMDSAbs_All);
00041      virtual bool RemoveSubGroup(const SMDS_MeshGroup* theGroup);
00042      virtual bool RemoveFromParent();
00043 
00044         const SMDS_Mesh* GetMesh() const { return myMesh; }
00045 
00046         void SetType (const SMDSAbs_ElementType theType);
00047         void Clear();
00048      void Add(const SMDS_MeshElement * theElem);
00049      bool Remove(const SMDS_MeshElement * theElem);
00050      bool IsEmpty() const { return myElements.empty(); }
00051      int Extent() const { return myElements.size(); }
00052 
00053      int SubGroupsNb() const { return myChildren.size(); }
00054 
00055         SMDSAbs_ElementType GetType() const { return myType; }
00056 
00057      bool Contains(const SMDS_MeshElement * theElem) const;
00058 
00059         void InitIterator() const
00060         { const_cast<TIterator&>(myIterator) = myElements.begin(); }
00061 
00062         bool More() const { return myIterator != myElements.end(); }
00063 
00064         const SMDS_MeshElement* Next() const
00065         { return *(const_cast<TIterator&>(myIterator))++; }
00066 
00067         void InitSubGroupsIterator() const
00068         { const_cast<TGroupIterator&>(myGroupIterator) = myChildren.begin(); }
00069 
00070         bool MoreSubGroups() const { return myGroupIterator != myChildren.end(); }
00071 
00072         const SMDS_MeshGroup* NextSubGroup() const
00073         { return *(const_cast<TGroupIterator&>(myGroupIterator))++; }
00074 
00075   private:
00076      SMDS_MeshGroup(SMDS_MeshGroup* theParent,
00077                        const SMDSAbs_ElementType theType = SMDSAbs_All);
00078 
00079         typedef std::set<const SMDS_MeshElement *>::const_iterator TIterator;
00080         typedef std::list<const SMDS_MeshGroup *>::const_iterator TGroupIterator;
00081 
00082      const SMDS_Mesh *                       myMesh;
00083      SMDSAbs_ElementType                     myType;
00084      std::set<const SMDS_MeshElement *>      myElements;
00085      SMDS_MeshGroup *                        myParent;
00086      std::list<const SMDS_MeshGroup*>        myChildren;
00087         TIterator                               myIterator;
00088         TGroupIterator                          myGroupIterator;
00089 };
00090 #endif