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salome-gui  6.5.0
SUIT_DataObjectIterator.h
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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 
00023 #ifndef SUIT_DATAOBJECT_ITERATOR_H
00024 #define SUIT_DATAOBJECT_ITERATOR_H
00025 
00026 #include "SUIT_DataObject.h"
00027 
00034 class SUIT_EXPORT SUIT_DataObjectIterator
00035 {
00036 public:
00037   typedef enum { DepthLeft, DepthRight, BreadthLeft, BreadthRight, User } DetourType;
00038 
00039   SUIT_DataObjectIterator( SUIT_DataObject* root, const int det, const bool fromTrueRoot = false );
00040 
00041   virtual void      operator++();
00042   SUIT_DataObject*  current() const;
00043 
00044   int               depth() const;
00045   int               detour() const;
00046 
00047 protected: 
00048   SUIT_DataObject*  parent( SUIT_DataObject* ) const;
00049   SUIT_DataObject*  extreme( DataObjectList&, bool FromLeft ) const;
00050   SUIT_DataObject*  globalSibling( SUIT_DataObject*, bool next ) const;
00051 
00052 protected:
00053   SUIT_DataObject*  myRoot;
00054   SUIT_DataObject*  myCurrent;
00055 
00056 private:
00057   SUIT_DataObject*  myExtremeChild;
00058   int               myDetourType;
00060   QList<int>        myChildrenIndexes;
00061 };
00062 
00068 class SUIT_DataObjectLevelIterator : public SUIT_DataObjectIterator
00069 {
00070 public:
00071   SUIT_DataObjectLevelIterator( SUIT_DataObject* root, const int start, const int end = 0,
00072                                   const bool LeftToRight = true );
00073   virtual void      operator++();
00074 
00075 protected:
00076   int myStartLevel;
00077   int myEndLevel;
00078 };
00079 
00080 #endif