// Created on: 1996-10-17
// Created by: Jean Yves LEBEY
// Copyright (c) 1996-1999 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 _TopOpeBRepDS_SurfaceExplorer_HeaderFile
#define _TopOpeBRepDS_SurfaceExplorer_HeaderFile

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

#include "Standard_Integer.hxx"
#include "TopOpeBRepDS_Surface.hxx"
class TopOpeBRepDS_DataStructure;

class TopOpeBRepDS_SurfaceExplorer
{
public:
  DEFINE_STANDARD_ALLOC

  Standard_EXPORT TopOpeBRepDS_SurfaceExplorer();

  Standard_EXPORT TopOpeBRepDS_SurfaceExplorer(const TopOpeBRepDS_DataStructure& DS,
                                               const bool FindOnlyKeep = true);

  Standard_EXPORT void Init(const TopOpeBRepDS_DataStructure& DS, const bool FindOnlyKeep = true);

  Standard_EXPORT bool More() const;

  Standard_EXPORT void Next();

  Standard_EXPORT const TopOpeBRepDS_Surface& Surface() const;

  Standard_EXPORT bool IsSurface(const int I) const;

  Standard_EXPORT bool IsSurfaceKeep(const int I) const;

  Standard_EXPORT const TopOpeBRepDS_Surface& Surface(const int I) const;

  Standard_EXPORT int NbSurface();

  Standard_EXPORT int Index() const;

private:
  Standard_EXPORT void Find();

  int                  myIndex;
  int                  myMax;
  void*                myDS;
  bool                 myFound;
  TopOpeBRepDS_Surface myEmpty;
  bool                 myFindKeep;
};

#endif // _TopOpeBRepDS_SurfaceExplorer_HeaderFile