// 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.

#include <Interface_EntityIterator.hxx>
#include "RWStepBasic_RWDerivedUnitElement.pxx"
#include <StepBasic_DerivedUnitElement.hxx>
#include <StepBasic_NamedUnit.hxx>
#include <StepData_StepReaderData.hxx>
#include <StepData_StepWriter.hxx>

RWStepBasic_RWDerivedUnitElement::RWStepBasic_RWDerivedUnitElement() = default;

void RWStepBasic_RWDerivedUnitElement::ReadStep(
  const occ::handle<StepData_StepReaderData>&      data,
  const int                                        num,
  occ::handle<Interface_Check>&                    ach,
  const occ::handle<StepBasic_DerivedUnitElement>& ent) const
{

  // --- Number of Parameter Control ---

  if (!data->CheckNbParams(num, 2, ach, "derived_unit_element"))
  {
    return;
  }

  // --- own fields

  occ::handle<StepBasic_NamedUnit> nu;
  // szv#4:S4163:12Mar99 `bool stat1 =` not needed
  data->ReadEntity(num, 1, "unit", ach, STANDARD_TYPE(StepBasic_NamedUnit), nu);
  double expo;
  // szv#4:S4163:12Mar99 `stat1 =` not needed
  data->ReadReal(num, 2, "exponent", ach, expo);

  //--- Initialisation of the read entity ---

  ent->Init(nu, expo);
}

void RWStepBasic_RWDerivedUnitElement::WriteStep(
  StepData_StepWriter&                             SW,
  const occ::handle<StepBasic_DerivedUnitElement>& ent) const
{

  // --- own field : dimensions ---

  SW.Send(ent->Unit());
  SW.Send(ent->Exponent());
}

void RWStepBasic_RWDerivedUnitElement::Share(const occ::handle<StepBasic_DerivedUnitElement>& ent,
                                             Interface_EntityIterator& iter) const
{

  iter.GetOneItem(ent->Unit());
}
