// Created by: Peter KURNEV
// 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 _BOPTools_Set_HeaderFile
#define _BOPTools_Set_HeaderFile

#include <Standard.hxx>
#include <Standard_DefineAlloc.hxx>
#include <Standard_Handle.hxx>

#include <TopoDS_Shape.hxx>
#include <Standard_Integer.hxx>
#include <TopAbs_ShapeEnum.hxx>
#include <NCollection_List.hxx>

class BOPTools_Set
{
public:
  DEFINE_STANDARD_ALLOC

  Standard_EXPORT BOPTools_Set();
  Standard_EXPORT virtual ~BOPTools_Set();

  Standard_EXPORT BOPTools_Set(const occ::handle<NCollection_BaseAllocator>& theAllocator);

  //! Copy constructor.
  Standard_EXPORT BOPTools_Set(const BOPTools_Set& theOther);

  Standard_EXPORT BOPTools_Set& Assign(const BOPTools_Set& Other);

  BOPTools_Set& operator=(const BOPTools_Set& Other) { return Assign(Other); }

  Standard_EXPORT const TopoDS_Shape& Shape() const;

  Standard_EXPORT void Add(const TopoDS_Shape& theS, const TopAbs_ShapeEnum theType);

  Standard_EXPORT int NbShapes() const;

  Standard_EXPORT bool IsEqual(const BOPTools_Set& aOther) const;

  bool operator==(const BOPTools_Set& theOther) const { return IsEqual(theOther); }

  size_t GetSum() const { return mySum; }

protected:
  Standard_EXPORT void Clear();

  occ::handle<NCollection_BaseAllocator> myAllocator;
  NCollection_List<TopoDS_Shape>         myShapes;
  TopoDS_Shape                           myShape;
  int                                    myNbShapes;
  size_t                                 mySum;
  int                                    myUpper;
};

namespace std
{
template <>
struct hash<BOPTools_Set>
{
  size_t operator()(const BOPTools_Set& theSet) const noexcept { return theSet.GetSum(); }
};
} // namespace std

#endif // _BOPTools_Set_HeaderFile
