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89 lines
2.6 KiB
C++
89 lines
2.6 KiB
C++
// Created on: 1997-04-29
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// Created by: Stagiaire Francois DUMONT
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// Copyright (c) 1997-1999 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 _Geom2dConvert_CompCurveToBSplineCurve_HeaderFile
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#define _Geom2dConvert_CompCurveToBSplineCurve_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 <Convert_ParameterisationType.hxx>
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#include <Standard_Boolean.hxx>
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class Geom2d_BSplineCurve;
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class Geom2d_BoundedCurve;
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//! This algorithm converts and concat several curve in an BSplineCurve
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class Geom2dConvert_CompCurveToBSplineCurve
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! Initialize the algorithme
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//! - Parameterisation is used to convert
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Standard_EXPORT Geom2dConvert_CompCurveToBSplineCurve(const Convert_ParameterisationType Parameterisation = Convert_TgtThetaOver2);
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//! Initialize the algorithme with one curve
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//! - Parameterisation is used to convert
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Standard_EXPORT Geom2dConvert_CompCurveToBSplineCurve(const Handle(Geom2d_BoundedCurve)& BasisCurve, const Convert_ParameterisationType Parameterisation = Convert_TgtThetaOver2);
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//! Append a curve in the BSpline
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//! Return False if the curve is not G0 with the BSplineCurve.
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//! Tolerance is used to check continuity and decrease
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//! Multiplicty at the common Knot
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//! After is useful if BasisCurve is a closed curve .
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Standard_EXPORT Standard_Boolean Add (const Handle(Geom2d_BoundedCurve)& NewCurve, const Standard_Real Tolerance, const Standard_Boolean After = Standard_False);
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Standard_EXPORT Handle(Geom2d_BSplineCurve) BSplineCurve() const;
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//! Clear result curve
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Standard_EXPORT void Clear();
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protected:
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private:
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//! Concat two BSplineCurves.
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Standard_EXPORT void Add (Handle(Geom2d_BSplineCurve)& FirstCurve, Handle(Geom2d_BSplineCurve)& SecondCurve, const Standard_Boolean After);
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Handle(Geom2d_BSplineCurve) myCurve;
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Standard_Real myTol;
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Convert_ParameterisationType myType;
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};
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#endif // _Geom2dConvert_CompCurveToBSplineCurve_HeaderFile
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