// Copyright (C) 2005  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.
// 
// 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
//
//
// File:      ShHealOper_RemoveFace.hxx
// Created:   15.04.04 18:10:16
// Author:    Galina KULIKOVA


#ifndef ShHealOper_RemoveFace_HeaderFile
#define ShHealOper_RemoveFace_HeaderFile

#include <MMgt_TShared.hxx>
#include <ShHealOper_Tool.hxx>
#include <TopoDS_Shape.hxx>
#include <TopTools_SequenceOfShape.hxx>
#include <TopTools_MapOfShape.hxx>
#include <TopoDS_Solid.hxx>
#include <TopoDS_Shell.hxx>
#include <TopoDS_Face.hxx>
#include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
//  Class ShHealOper_RemoveFace

//!Class intended to removing faces from shape.
class ShHealOper_RemoveFace : public ShHealOper_Tool
{
 public:
  // ---------- PUBLIC METHODS ----------
  //!Empty constructor.
  Standard_EXPORT ShHealOper_RemoveFace ();
  
  //! Constructor initialized by shape from which faces will be removed.
  Standard_EXPORT ShHealOper_RemoveFace (const TopoDS_Shape& theShape);

  //!Method for initalization by whole shape.
  Standard_EXPORT virtual void Init(const TopoDS_Shape& theShape);

  //!Removes all faces from specified shape.
  Standard_EXPORT Standard_Boolean Perform();
  
  //!Removes faces specified in the sequence of faces from specified shape.
  Standard_EXPORT Standard_Boolean Perform(const TopTools_SequenceOfShape& theRemovedFaces);


 private:

  //!Methods for removing faces from sub-shapes.
  Standard_Boolean removeFaces(const TopoDS_Shape& theShape,TopoDS_Shape& theNewShape);

  //!Methods for removing faces from sub-shapes.
  Standard_Boolean removeFaces(const TopoDS_Solid& theShape,TopoDS_Shape& theNewShape);

  //!Methods for removing faces from sub-shapes.
  Standard_Boolean removeFaces(const TopoDS_Shell& theShell,TopoDS_Shape& theNewShape);

  //!Methods for removing faces from sub-shapes.
  Standard_Boolean isReplace(const TopoDS_Shape& theOldShape,TopoDS_Shape& theNewShape);

  //!method for removing pcurves belonging to face
  void removePCurve(const TopoDS_Face& theFace);
  
  //!denenes manifold shell.
  Standard_Boolean isManifold(const TopoDS_Shell& aShell);
  
 private:
  // ---------- PRIVATE FIELDS ----------

  TopTools_MapOfShape myMapFaces;
  TopTools_IndexedDataMapOfShapeListOfShape myMapEdgesFace;
 public:
// Declaration of CASCADE RTTI
//DEFINE_STANDARD_RTTI (ShHealOper_RemoveFace)
};

// Definition of HANDLE object using Standard_DefineHandle.hxx
//DEFINE_STANDARD_HANDLE (ShHealOper_RemoveFace, )


#endif