text: // Created on: 1993-04-21
  // Created by: Bruno DUMORTIER
  // Copyright (c) 1993-1999 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.
  
  #ifndef _GeomAdaptor_SurfaceOfLinearExtrusion_HeaderFile
  #define _GeomAdaptor_SurfaceOfLinearExtrusion_HeaderFile
  
  #include <gp_Dir.hxx>
  #include <GeomAdaptor_Surface.hxx>
  
  class gp_Pln;
  class gp_Cylinder;
  class gp_Cone;
  class gp_Sphere;
  class gp_Torus;
  class Geom_BezierSurface;
  class Geom_BSplineSurface;
  class gp_Ax1;
  
  DEFINE_STANDARD_HANDLE(GeomAdaptor_SurfaceOfLinearExtrusion, GeomAdaptor_Surface)
  
  //! Generalised cylinder. This surface is obtained  by sweeping a  curve in  a given
  //! direction. The parametrization range  for the parameter U is defined
  //! with referenced the curve.
  //! The parametrization range for the parameter V is ]-infinite,+infinite[
  //! The  position of  the   curve gives  the origin for    the
  //! parameter V.
  //! The continuity of the surface is CN in the V direction.
  class GeomAdaptor_SurfaceOfLinearExtrusion  : public GeomAdaptor_Surface
  {
    DEFINE_STANDARD_RTTIEXT(GeomAdaptor_SurfaceOfLinearExtrusion, GeomAdaptor_Surface)
  public:
  
    Standard_EXPORT GeomAdaptor_SurfaceOfLinearExtrusion();
    
    //! The Curve is loaded.
    Standard_EXPORT GeomAdaptor_SurfaceOfLinearExtrusion(const Handle(Adaptor3d_Curve)& C);
    
    //! Thew Curve and the Direction are loaded.
    Standard_EXPORT GeomAdaptor_SurfaceOfLinearExtrusion(const Handle(Adaptor3d_Curve)& C, const gp_Dir& V);
    
    //! Shallow copy of adaptor
    Standard_EXPORT virtual Handle(Adaptor3d_Surface) ShallowCopy() const Standard_OVERRIDE;
  
    //! Changes the Curve
    Standard_EXPORT void Load (const Handle(Adaptor3d_Curve)& C);
    
    //! Changes the Direction
    Standard_EXPORT void Load (const gp_Dir& V);
    
    Standard_EXPORT Standard_Real FirstUParameter() const Standard_OVERRIDE;
    
    Standard_EXPORT Standard_Real LastUParameter() const Standard_OVERRIDE;
    
    Standard_EXPORT Standard_Real FirstVParameter() const Standard_OVERRIDE;
    
    Standard_EXPORT Standard_Real LastVParameter() const Standard_OVERRIDE;
    
    Standard_EXPORT GeomAbs_Shape UContinuity() const Standard_OVERRIDE;
    
    //! Return CN.
    Standard_EXPORT GeomAbs_Shape VContinuity() const Standard_OVERRIDE;
    
    //! Returns the number of U intervals for  continuity
    //! <S>. May be one if UContinuity(me) >= <S>
    Standard_EXPORT Standard_Integer NbUIntervals (const GeomAbs_Shape S) const Standard_OVERRIDE;
    
    //! Returns the number of V intervals for  continuity
    //! <S>. May be one if VContinuity(me) >= <S>
    Standard_EXPORT Standard_Integer NbVIntervals (const GeomAbs_Shape S) const Standard_OVERRIDE;
    
    //! Returns the  intervals with the requested continuity
    //! in the U direction.
    Standard_EXPORT void UIntervals (TColStd_Array1OfReal& T, const GeomAbs_Shape S) const Standard_OVERRIDE;
    
    //! Returns the  intervals with the requested continuity
    //! in the V direction.
    Standard_EXPORT void VIntervals (TColStd_Array1OfReal& T, const GeomAbs_Shape S) const Standard_OVERRIDE;
    
    //! Returns    a  surface trimmed in the U direction
    //! equivalent   of  <me>  between
    //! parameters <First>  and <Last>. <Tol>  is used  to
    //! test for 3d points confusion.
    //! If <First> >= <Last>
    Standard_EXPORT Handle(Adaptor3d_Surface) UTrim (const Standard_Real First, const Standard_Real Last, const Standard_Real Tol) const Standard_OVERRIDE;
    
    //! Returns    a  surface trimmed in the V direction  between
    //! parameters <First>  and <Last>. <Tol>  is used  to
    //! test for 3d points confusion.
    //! If <First> >= <Last>
    Standard_EXPORT Handle(Adaptor3d_Surface) VTrim (const Standard_Real First, const Standard_Real Last, const Standard_Real Tol) const Standard_OVERRIDE;
    
    Standard_EXPORT Standard_Boolean IsUClosed() const Standard_OVERRIDE;
    
    Standard_EXPORT Standard_Boolean IsVClosed() const Standard_OVERRIDE;
    
    Standard_EXPORT Standard_Boolean IsUPeriodic() const Standard_OVERRIDE;
    
    Standard_EXPORT Standard_Real UPeriod() const Standard_OVERRIDE;
    
    Standard_EXPORT Standard_Boolean IsVPeriodic() const Standard_OVERRIDE;
    
    Standard_EXPORT Standard_Real VPeriod() const Standard_OVERRIDE;
  
    //! Returns the parametric U  resolution corresponding
    //! to the real space resolution <R3d>.
    Standard_EXPORT Standard_Real UResolution (const Standard_Real R3d) const Standard_OVERRIDE;
    
    //! Returns the parametric V  resolution corresponding
    //! to the real space resolution <R3d>.
    Standard_EXPORT Standard_Real VResolution (const Standard_Real R3d) const Standard_OVERRIDE;
    
    //! Returns the type of the surface : Plane, Cylinder,
    //! Cone,      Sphere,        Torus,    BezierSurface,
    //! BSplineSurface,               SurfaceOfRevolution,
    //! SurfaceOfExtrusion, OtherSurface
    Standard_EXPORT GeomAbs_SurfaceType GetType() const Standard_OVERRIDE;
    
    Standard_EXPORT gp_Pln Plane() const Standard_OVERRIDE;
    
    Standard_EXPORT gp_Cylinder Cylinder() const Standard_OVERRIDE;
    
    Standard_EXPORT gp_Cone Cone() const Standard_OVERRIDE;
    
    Standard_EXPORT gp_Sphere Sphere() const Standard_OVERRIDE;
    
    Standard_EXPORT gp_Torus Torus() const Standard_OVERRIDE;
    
    Standard_EXPORT Standard_Integer UDegree() const Standard_OVERRIDE;
    
    Standard_EXPORT Standard_Integer NbUPoles() const Standard_OVERRIDE;
  
    Standard_EXPORT Standard_Boolean IsURational() const Standard_OVERRIDE;
    
    Standard_EXPORT Standard_Boolean IsVRational() const Standard_OVERRIDE;
    
    Standard_EXPORT Handle(Geom_BezierSurface) Bezier() const Standard_OVERRIDE;
    
    Standard_EXPORT Handle(Geom_BSplineSurface) BSpline() const Standard_OVERRIDE;
    
    Standard_EXPORT gp_Ax1 AxeOfRevolution() const Standard_OVERRIDE;
    
    Standard_EXPORT gp_Dir Direction() const Standard_OVERRIDE;
    
    Standard_EXPORT Handle(Adaptor3d_Curve) BasisCurve() const Standard_OVERRIDE;
  
  private:
    Handle(Adaptor3d_Curve) myBasisCurve; ///< extruded curve
    gp_Dir                   myDirection;  ///< direction of extrusion
    Standard_Boolean         myHaveDir;    ///< whether the direction of extrusion is initialized
  };
  
  #endif // _GeomAdaptor_SurfaceOfLinearExtrusion_HeaderFile
  