// Created on: 1997-03-06
// Created by: Denis PASCAL
// 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.

#include <TDataStd_Real.hxx>

#include <Standard_Dump.hxx>
#include <Standard_GUID.hxx>
#include <Standard_Type.hxx>
#include <TDataStd.hxx>
#include <TDF_Attribute.hxx>
#include <TDF_Label.hxx>
#include <TDF_Reference.hxx>
#include <TDF_RelocationTable.hxx>

IMPLEMENT_STANDARD_RTTIEXT(TDataStd_Real, TDF_Attribute)

//=================================================================================================

const Standard_GUID& TDataStd_Real::GetID()
{
  static Standard_GUID TDataStd_RealID("2a96b60f-ec8b-11d0-bee7-080009dc3333");
  return TDataStd_RealID;
}

//=======================================================================
// function : SetAttr
// purpose  : Implements Set functionality
//=======================================================================
static Handle(TDataStd_Real) SetAttr(const TDF_Label&     label,
                                     const Standard_Real  V,
                                     const Standard_GUID& theGuid)
{
  Handle(TDataStd_Real) A;
  if (!label.FindAttribute(theGuid, A))
  {
    A = new TDataStd_Real();
    A->SetID(theGuid);
    label.AddAttribute(A);
  }
  A->Set(V);
  return A;
}

//=================================================================================================

Handle(TDataStd_Real) TDataStd_Real::Set(const TDF_Label& L, const Standard_Real V)
{
  return SetAttr(L, V, GetID());
}

//=======================================================================
// function : Set
// purpose  : User defined attribute
//=======================================================================

Handle(TDataStd_Real) TDataStd_Real::Set(const TDF_Label&     L,
                                         const Standard_GUID& theGuid,
                                         const Standard_Real  V)
{
  return SetAttr(L, V, theGuid);
}

//=======================================================================
// function : TDataStd_Real
// purpose  : Empty constructor
//=======================================================================

TDataStd_Real::TDataStd_Real()
    : myValue(RealFirst()),
      myDimension(TDataStd_SCALAR),
      myID(GetID())
{
}

//=================================================================================================

Standard_Boolean TDataStd_Real::IsCaptured() const
{
  Handle(TDF_Reference) reference;
  // pour test

  if (Label().FindAttribute(TDF_Reference::GetID(), reference))
  {
    const TDF_Label& aLabel = reference->Get();
    return aLabel.IsAttribute(myID);
  }
  return Standard_False;
}

//=================================================================================================

void TDataStd_Real::Set(const Standard_Real v)
{
  // OCC2932 correction
  if (myValue == v)
    return;

  Backup();
  myValue = v;
}

//=================================================================================================

Standard_Real TDataStd_Real::Get() const
{
  return myValue;
}

//=================================================================================================

void TDataStd_Real::SetDimension(const TDataStd_RealEnum DIM)
{
  // OCC2932 correction
  if (myDimension == DIM)
    return;

  Backup();
  myDimension = DIM;
}

//=================================================================================================

TDataStd_RealEnum TDataStd_Real::GetDimension() const
{
  return myDimension;
}

//=================================================================================================

const Standard_GUID& TDataStd_Real::ID() const
{
  return myID;
}

//=================================================================================================

void TDataStd_Real::SetID(const Standard_GUID& theGuid)
{
  if (myID == theGuid)
    return;

  Backup();
  myID = theGuid;
}

//=======================================================================
// function : SetID
// purpose  : sets default ID
//=======================================================================
void TDataStd_Real::SetID()
{
  Backup();
  myID = GetID();
}

//=================================================================================================

Handle(TDF_Attribute) TDataStd_Real::NewEmpty() const
{
  return new TDataStd_Real();
}

//=================================================================================================

void TDataStd_Real::Restore(const Handle(TDF_Attribute)& With)
{
  Handle(TDataStd_Real) R                           = Handle(TDataStd_Real)::DownCast(With);
  myValue                                           = R->Get();
  Standard_DISABLE_DEPRECATION_WARNINGS myDimension = R->GetDimension();
  Standard_ENABLE_DEPRECATION_WARNINGS  myID        = R->ID();
}

//=================================================================================================

void TDataStd_Real::Paste(const Handle(TDF_Attribute)& Into,
                          const Handle(TDF_RelocationTable)& /*RT*/) const
{
  Handle(TDataStd_Real) R = Handle(TDataStd_Real)::DownCast(Into);
  R->Set(myValue);
  Standard_DISABLE_DEPRECATION_WARNINGS R->SetDimension(myDimension);
  Standard_ENABLE_DEPRECATION_WARNINGS  R->SetID(myID);
}

//=================================================================================================

Standard_OStream& TDataStd_Real::Dump(Standard_OStream& anOS) const
{
  anOS << "Real ";
  Standard_DISABLE_DEPRECATION_WARNINGS TDataStd::Print(GetDimension(), anOS);
  Standard_ENABLE_DEPRECATION_WARNINGS  anOS << myValue;
  Standard_Character                    sguid[Standard_GUID_SIZE_ALLOC];
  myID.ToCString(sguid);
  anOS << sguid;
  return anOS;
}

//=================================================================================================

void TDataStd_Real::DumpJson(Standard_OStream& theOStream, Standard_Integer theDepth) const
{
  OCCT_DUMP_TRANSIENT_CLASS_BEGIN(theOStream)

  OCCT_DUMP_BASE_CLASS(theOStream, theDepth, TDF_Attribute)

  OCCT_DUMP_FIELD_VALUE_NUMERICAL(theOStream, myValue)
  OCCT_DUMP_FIELD_VALUE_NUMERICAL(theOStream, myDimension)
}