// 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 _BRepFill_Draft_HeaderFile
#define _BRepFill_Draft_HeaderFile

#include <Standard.hxx>
#include <Standard_DefineAlloc.hxx>
#include <Standard_Handle.hxx>

#include <gp_Dir.hxx>
#include <Standard_Real.hxx>
#include <TopTools_HArray2OfShape.hxx>
#include <TopTools_ListOfShape.hxx>
#include <TopoDS_Shape.hxx>
#include <TopoDS_Shell.hxx>
#include <TopoDS_Wire.hxx>
#include <GeomAbs_Shape.hxx>
#include <BRepFill_TransitionStyle.hxx>
#include <Standard_Boolean.hxx>
class BRepFill_DraftLaw;
class BRepFill_SectionLaw;
class Geom_Surface;
class Bnd_Box;



class BRepFill_Draft 
{
public:

  DEFINE_STANDARD_ALLOC

  
  Standard_EXPORT BRepFill_Draft(const TopoDS_Shape& Shape, const gp_Dir& Dir, const Standard_Real Angle);
  
  Standard_EXPORT void SetOptions (const BRepFill_TransitionStyle Style = BRepFill_Right, const Standard_Real AngleMin = 0.01, const Standard_Real AngleMax = 3.0);
  
  Standard_EXPORT void SetDraft (const Standard_Boolean IsInternal = Standard_False);
  
  Standard_EXPORT void Perform (const Standard_Real LengthMax);
  
  Standard_EXPORT void Perform (const Handle(Geom_Surface)& Surface, const Standard_Boolean KeepInsideSurface = Standard_True);
  
  Standard_EXPORT void Perform (const TopoDS_Shape& StopShape, const Standard_Boolean KeepOutSide = Standard_True);
  
  Standard_EXPORT Standard_Boolean IsDone() const;
  
  //! Returns the draft surface
  //! To have the complete shape
  //! you have to use the Shape() methode.
  Standard_EXPORT TopoDS_Shell Shell() const;
  
  //! Returns the  list   of shapes generated   from the
  //! shape <S>.
  Standard_EXPORT const TopTools_ListOfShape& Generated (const TopoDS_Shape& S);
  
  Standard_EXPORT TopoDS_Shape Shape() const;




protected:





private:

  
  Standard_EXPORT void Init (const Handle(Geom_Surface)& Surf, const Standard_Real Length, const Bnd_Box& Box);
  
  Standard_EXPORT void BuildShell (const Handle(Geom_Surface)& Surf, const Standard_Boolean KeepOutSide = Standard_False);
  
  Standard_EXPORT Standard_Boolean Fuse (const TopoDS_Shape& S, const Standard_Boolean KeepOutSide);
  
  Standard_EXPORT Standard_Boolean Sewing();


  gp_Dir myDir;
  Standard_Real myAngle;
  Standard_Real angmin;
  Standard_Real angmax;
  Standard_Real myTol;
  Handle(BRepFill_DraftLaw) myLoc;
  Handle(BRepFill_SectionLaw) mySec;
  Handle(TopTools_HArray2OfShape) mySections;
  Handle(TopTools_HArray2OfShape) myFaces;
  TopTools_ListOfShape myGenerated;
  TopoDS_Shape myShape;
  TopoDS_Shape myTop;
  TopoDS_Shell myShell;
  TopoDS_Wire myWire;
  GeomAbs_Shape myCont;
  BRepFill_TransitionStyle myStyle;
  Standard_Boolean IsInternal;
  Standard_Boolean myDone;


};







#endif // _BRepFill_Draft_HeaderFile