// Created on: 2002-11-19
// Created by: Edward AGAPOV (eap)
// Copyright (c) 2002-2014 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.


#include <BinMDF_TagSourceDriver.hxx>
#include <BinObjMgt_Persistent.hxx>
#include <Message_Messenger.hxx>
#include <Standard_Type.hxx>
#include <TDF_Attribute.hxx>
#include <TDF_TagSource.hxx>

IMPLEMENT_STANDARD_RTTIEXT(BinMDF_TagSourceDriver,BinMDF_ADriver)

//=======================================================================
//function : BinMDF_TagSourceDriver
//purpose  : Constructor
//=======================================================================
BinMDF_TagSourceDriver::BinMDF_TagSourceDriver
                        (const Handle(Message_Messenger)& theMsgDriver)
      : BinMDF_ADriver (theMsgDriver, NULL)
{}

//=======================================================================
//function : NewEmpty
//purpose  : 
//=======================================================================
Handle(TDF_Attribute) BinMDF_TagSourceDriver::NewEmpty() const
{
  return (new TDF_TagSource());
}

//=======================================================================
//function : Paste
//purpose  : persistent -> transient (retrieve)
//=======================================================================
Standard_Boolean BinMDF_TagSourceDriver::Paste 
                                (const BinObjMgt_Persistent&  theSource,
                                 const Handle(TDF_Attribute)& theTarget,
                                 BinObjMgt_RRelocationTable&  ) const
{
  Handle(TDF_TagSource) aTag = Handle(TDF_TagSource)::DownCast(theTarget);
  Standard_Integer aValue;
  Standard_Boolean ok = theSource >> aValue;
  if (ok)
    aTag->Set(aValue);
  return ok;
}

//=======================================================================
//function : Paste
//purpose  : transient -> persistent (store)
//=======================================================================
void BinMDF_TagSourceDriver::Paste (const Handle(TDF_Attribute)& theSource,
                                    BinObjMgt_Persistent&        theTarget,
                                    BinObjMgt_SRelocationTable&  ) const
{
  Handle(TDF_TagSource) aTag = Handle(TDF_TagSource)::DownCast(theSource);
  theTarget << aTag->Get();
}