// File:      ShHealOper_RemoveFace.hxx
// Created:   15.04.04 18:10:16
// Author:    Galina KULIKOVA
//  < MODULE = KERNEL> <PACKAGE = ShHealOper> : <Shape Healing Operations>
//  Copyright (C) 2003  CEA
//
//  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
//



#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 ----------

  Standard_EXPORT ShHealOper_RemoveFace ();
  //Empty constructor.
  
  Standard_EXPORT ShHealOper_RemoveFace (const TopoDS_Shape& theShape);
  // Constructor initialized by shape from which faces will be removed.
  Standard_EXPORT virtual void Init(const TopoDS_Shape& theShape);
   //Method for initalization by whole shape.
  Standard_EXPORT Standard_Boolean Perform();
  //Removes all faces from specified shape.
  
  Standard_EXPORT Standard_Boolean Perform(const TopTools_SequenceOfShape& theRemovedFaces);
  //Removes faces specified in the sequence of faces from specified shape.

  
 private:
 
  Standard_Boolean removeFaces(const TopoDS_Shape& theShape,TopoDS_Shape& theNewShape);
  Standard_Boolean removeFaces(const TopoDS_Solid& theShape,TopoDS_Shape& theNewShape);
  Standard_Boolean removeFaces(const TopoDS_Shell& theShell,TopoDS_Shape& theNewShape);
  Standard_Boolean isReplace(const TopoDS_Shape& theOldShape,TopoDS_Shape& theNewShape);
   //Methods for removing faces from sub-shapes.

  void removePCurve(const TopoDS_Face& theFace);
  //method for removing pcurves belonging to face

  Standard_Boolean isManifold(const TopoDS_Shell& aShell);
  //denenes manifold shell.
 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