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5201d3e66c
1. Rename Adaptor3d_OffsetCurve to Adaptor2d_OffsetCurve and relative classes 2. Remove redundant class Geom2dGcc_CurveToolGeo
206 lines
6.8 KiB
C++
206 lines
6.8 KiB
C++
// Created on: 1993-04-15
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// Created by: Bruno DUMORTIER
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// Copyright (c) 1993-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef _Adaptor2d_OffsetCurve_HeaderFile
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#define _Adaptor2d_OffsetCurve_HeaderFile
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#include <Standard.hxx>
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#include <Standard_DefineAlloc.hxx>
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#include <Standard_Handle.hxx>
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#include <Standard_Real.hxx>
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#include <Adaptor2d_Curve2d.hxx>
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#include <GeomAbs_Shape.hxx>
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#include <Standard_Integer.hxx>
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#include <TColStd_Array1OfReal.hxx>
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#include <Standard_Boolean.hxx>
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#include <GeomAbs_CurveType.hxx>
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class Adaptor2d_HCurve2d;
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class Standard_NoSuchObject;
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class Standard_DomainError;
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class Standard_OutOfRange;
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class Standard_TypeMismatch;
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class gp_Pnt2d;
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class gp_Vec2d;
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class gp_Lin2d;
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class gp_Circ2d;
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class gp_Elips2d;
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class gp_Hypr2d;
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class gp_Parab2d;
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class Geom2d_BezierCurve;
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class Geom2d_BSplineCurve;
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//! Defines an Offset curve (algorithmic 2d curve).
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class Adaptor2d_OffsetCurve : public Adaptor2d_Curve2d
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! The Offset is set to 0.
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Standard_EXPORT Adaptor2d_OffsetCurve();
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//! The curve is loaded. The Offset is set to 0.
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Standard_EXPORT Adaptor2d_OffsetCurve(const Handle(Adaptor2d_HCurve2d)& C);
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//! Creates an OffsetCurve curve.
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//! The Offset is set to Offset.
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Standard_EXPORT Adaptor2d_OffsetCurve(const Handle(Adaptor2d_HCurve2d)& C, const Standard_Real Offset);
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//! Create an Offset curve.
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//! WFirst,WLast define the bounds of the Offset curve.
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Standard_EXPORT Adaptor2d_OffsetCurve(const Handle(Adaptor2d_HCurve2d)& C, const Standard_Real Offset, const Standard_Real WFirst, const Standard_Real WLast);
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//! Changes the curve. The Offset is reset to 0.
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Standard_EXPORT void Load (const Handle(Adaptor2d_HCurve2d)& S);
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//! Changes the Offset on the current Curve.
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Standard_EXPORT void Load (const Standard_Real Offset);
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//! Changes the Offset Curve on the current Curve.
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Standard_EXPORT void Load (const Standard_Real Offset, const Standard_Real WFirst, const Standard_Real WLast);
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const Handle(Adaptor2d_HCurve2d)& Curve() const;
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Standard_Real Offset() const;
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Standard_Real FirstParameter() const Standard_OVERRIDE;
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Standard_Real LastParameter() const Standard_OVERRIDE;
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Standard_EXPORT GeomAbs_Shape Continuity() const Standard_OVERRIDE;
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//! If necessary, breaks the curve in intervals of
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//! continuity <S>. And returns the number of
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//! intervals.
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Standard_EXPORT Standard_Integer NbIntervals (const GeomAbs_Shape S) const Standard_OVERRIDE;
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//! Stores in <T> the parameters bounding the intervals
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//! of continuity <S>.
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//!
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//! The array must provide enough room to accomodate
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//! for the parameters. i.e. T.Length() > NbIntervals()
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Standard_EXPORT void Intervals (TColStd_Array1OfReal& T, const GeomAbs_Shape S) const Standard_OVERRIDE;
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//! Returns a curve equivalent of <me> between
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//! parameters <First> and <Last>. <Tol> is used to
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//! test for 3d points confusion.
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//! If <First> >= <Last>
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Standard_EXPORT Handle(Adaptor2d_HCurve2d) Trim (const Standard_Real First, const Standard_Real Last, const Standard_Real Tol) const Standard_OVERRIDE;
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Standard_EXPORT Standard_Boolean IsClosed() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Boolean IsPeriodic() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Real Period() const Standard_OVERRIDE;
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//! Computes the point of parameter U on the curve.
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Standard_EXPORT gp_Pnt2d Value (const Standard_Real U) const Standard_OVERRIDE;
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//! Computes the point of parameter U on the curve.
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Standard_EXPORT void D0 (const Standard_Real U, gp_Pnt2d& P) const Standard_OVERRIDE;
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//! Computes the point of parameter U on the curve with its
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//! first derivative.
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//! Raised if the continuity of the current interval
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//! is not C1.
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Standard_EXPORT void D1 (const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& V) const Standard_OVERRIDE;
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//! Returns the point P of parameter U, the first and second
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//! derivatives V1 and V2.
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//! Raised if the continuity of the current interval
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//! is not C2.
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Standard_EXPORT void D2 (const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& V1, gp_Vec2d& V2) const Standard_OVERRIDE;
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//! Returns the point P of parameter U, the first, the second
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//! and the third derivative.
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//! Raised if the continuity of the current interval
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//! is not C3.
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Standard_EXPORT void D3 (const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& V1, gp_Vec2d& V2, gp_Vec2d& V3) const Standard_OVERRIDE;
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//! The returned vector gives the value of the derivative for the
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//! order of derivation N.
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//! Raised if the continuity of the current interval
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//! is not CN.
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//! Raised if N < 1.
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Standard_EXPORT gp_Vec2d DN (const Standard_Real U, const Standard_Integer N) const Standard_OVERRIDE;
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//! Returns the parametric resolution corresponding
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//! to the real space resolution <R3d>.
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Standard_EXPORT Standard_Real Resolution (const Standard_Real R3d) const Standard_OVERRIDE;
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//! Returns the type of the curve in the current
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//! interval : Line, Circle, Ellipse, Hyperbola,
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//! Parabola, BezierCurve, BSplineCurve, OtherCurve.
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Standard_EXPORT GeomAbs_CurveType GetType() const Standard_OVERRIDE;
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Standard_EXPORT gp_Lin2d Line() const Standard_OVERRIDE;
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Standard_EXPORT gp_Circ2d Circle() const Standard_OVERRIDE;
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Standard_EXPORT gp_Elips2d Ellipse() const Standard_OVERRIDE;
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Standard_EXPORT gp_Hypr2d Hyperbola() const Standard_OVERRIDE;
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Standard_EXPORT gp_Parab2d Parabola() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Integer Degree() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Boolean IsRational() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Integer NbPoles() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Integer NbKnots() const Standard_OVERRIDE;
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Standard_EXPORT Handle(Geom2d_BezierCurve) Bezier() const Standard_OVERRIDE;
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Standard_EXPORT Handle(Geom2d_BSplineCurve) BSpline() const Standard_OVERRIDE;
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protected:
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private:
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Handle(Adaptor2d_HCurve2d) myCurve;
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Standard_Real myOffset;
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Standard_Real myFirst;
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Standard_Real myLast;
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};
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#include <Adaptor2d_OffsetCurve.lxx>
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#endif // _Adaptor2d_OffsetCurve_HeaderFile
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