// 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 <BRepToIGESBRep_Entity.hxx>
#include <Geom_Surface.hxx>
#include <GeomToIGES_GeomCurve.hxx>
#include <GeomToIGES_GeomSurface.hxx>
#include <IGESControl_ActorWrite.hxx>
#include <IGESData_IGESEntity.hxx>
#include <IGESData_IGESModel.hxx>
#include <Interface_Macros.hxx>
#include <Interface_Static.hxx>
#include <Standard_Type.hxx>
#include <Transfer_Binder.hxx>
#include <Transfer_Finder.hxx>
#include <Transfer_FinderProcess.hxx>
#include <Transfer_SimpleBinderOfTransient.hxx>
#include <Transfer_TransientMapper.hxx>
#include <TransferBRep_ShapeMapper.hxx>
#include <XSAlgo.hxx>
#include <XSAlgo_ShapeProcessor.hxx>

IMPLEMENT_STANDARD_RTTIEXT(IGESControl_ActorWrite,Transfer_ActorOfFinderProcess)

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

IGESControl_ActorWrite::IGESControl_ActorWrite()
{
  ModeTrans() = 0;
}

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

Standard_Boolean  IGESControl_ActorWrite::Recognize
  (const Handle(Transfer_Finder)& start)
{
  DeclareAndCast(TransferBRep_ShapeMapper,shmap,start);
  if (!shmap.IsNull()) return Standard_True;
  DeclareAndCast(Transfer_TransientMapper,gemap,start);
  if (!gemap.IsNull()) {
    Handle(Standard_Transient) geom = gemap->Value();
    DeclareAndCast(Geom_Curve,Curve,geom);
    DeclareAndCast(Geom_Surface,Surf,geom);
    if (!Curve.IsNull() || !Surf.IsNull()) return Standard_True;
  }
  return Standard_False;
}

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

Handle(Transfer_Binder)  IGESControl_ActorWrite::Transfer
  (const Handle(Transfer_Finder)& start,
   const Handle(Transfer_FinderProcess)& FP,
   const Message_ProgressRange& theProgress)
{
  XSAlgo_ShapeProcessor::PrepareForTransfer();
    
  DeclareAndCast(IGESData_IGESModel,modl,FP->Model());
  if (modl.IsNull()) return NullResult();
  if (themodetrans < 0 || themodetrans > 1) return NullResult();
  Handle(Standard_Transient) ent;

  DeclareAndCast(TransferBRep_ShapeMapper,shmap,start);
  if (!shmap.IsNull())
  {
    TopoDS_Shape shape = shmap->Value();
    if (shape.IsNull())
    {
      return NullResult();
    }

    XSAlgo_ShapeProcessor aShapeProcessor(GetShapeFixParameters());
    shape = aShapeProcessor.ProcessShape(shape, GetShapeProcessFlags().first, theProgress);

    BRepToIGES_BREntity   BR0; BR0.SetModel(modl);  BR0.SetTransferProcess(FP);
    BRepToIGESBRep_Entity BR1; BR1.SetModel(modl);  BR1.SetTransferProcess(FP);

    if (themodetrans == 0) ent = BR0.TransferShape(shape, theProgress);
    if (themodetrans == 1) ent = BR1.TransferShape(shape, theProgress);
    aShapeProcessor.MergeTransferInfo(FP);
    if (!ent.IsNull()) return TransientResult(ent);
  }
  DeclareAndCast(Transfer_TransientMapper,gemap,start);
  if (!gemap.IsNull()) {
    Handle(Standard_Transient) geom = gemap->Value();
    DeclareAndCast(Geom_Curve,Curve,geom);
    DeclareAndCast(Geom_Surface,Surf,geom);
 
//  On reconnait : Curve et Surface de Geom
//   quid de Point; Geom2d ?
 
//  GeomToIGES_GeomPoint GP;
    GeomToIGES_GeomCurve GC;    GC.SetModel(modl);
    GeomToIGES_GeomSurface GS;  GS.SetModel(modl);
    if (!Curve.IsNull())
      ent = GC.TransferCurve(Curve,Curve->FirstParameter(),Curve->LastParameter())
;
    else if (!Surf.IsNull()) {
      Standard_Real U1,U2,V1,V2;
      Surf->Bounds(U1,U2,V1,V2);
      ent = GS.TransferSurface(Surf,U1,U2,V1,V2);
    }
    if (!ent.IsNull()) return TransientResult(ent);
  }

  return NullResult();
}