// Created on: 1992-09-23
// Created by: Christian CAILLET
// Copyright (c) 1992-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#ifndef _IFGraph_StrongComponants_HeaderFile
#define _IFGraph_StrongComponants_HeaderFile

#include "Standard.hxx"
#include "Standard_DefineAlloc.hxx"
#include "Standard_Handle.hxx"

#include "IFGraph_SubPartsIterator.hxx"
#include "Standard_Boolean.hxx"
class Interface_Graph;

//! determines strong components of a graph, that is
//! isolated entities (single components) or loops
class IFGraph_StrongComponants : public IFGraph_SubPartsIterator
{
public:
  DEFINE_STANDARD_ALLOC

  //! creates with a Graph, and will analyse :
  //! whole True  : all the contents of the Model
  //! whole False : sub-parts which will be given later
  Standard_EXPORT IFGraph_StrongComponants(const Interface_Graph& agraph, const bool whole);

  //! does the computation
  Standard_EXPORT void Evaluate() override;
};

#endif // _IFGraph_StrongComponants_HeaderFile