// Created on: 1997-08-04
// Created by: Jean-Louis Frenkel
// Copyright (c) 1997-1999 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 _CDM_ReferenceIterator_HeaderFile
#define _CDM_ReferenceIterator_HeaderFile

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

#include "CDM_Reference.hxx"

#include "NCollection_List.hxx"
#include "Standard_Integer.hxx"
class CDM_Document;

class CDM_ReferenceIterator
{
public:
  DEFINE_STANDARD_ALLOC

  Standard_EXPORT CDM_ReferenceIterator(const occ::handle<CDM_Document>& aDocument);

  Standard_EXPORT bool More() const;

  Standard_EXPORT void Next();

  Standard_EXPORT occ::handle<CDM_Document> Document() const;

  Standard_EXPORT int ReferenceIdentifier() const;

  //! returns the Document Version in the reference.
  Standard_EXPORT int DocumentVersion() const;

private:
  NCollection_List<occ::handle<CDM_Reference>>::Iterator myIterator;
};

#endif // _CDM_ReferenceIterator_HeaderFile