60 lines
2.2 KiB
C++
60 lines
2.2 KiB
C++
// Created on: 1999-05-13
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// Created by: data exchange team
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// Copyright (c) 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 _ShapeUpgrade_ConvertCurve2dToBezier_HeaderFile
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#define _ShapeUpgrade_ConvertCurve2dToBezier_HeaderFile
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#include "Standard.hxx"
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#include "Standard_Type.hxx"
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#include "TColGeom2d_HSequenceOfCurve.hxx"
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#include "ShapeUpgrade_SplitCurve2d.hxx"
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class ShapeUpgrade_ConvertCurve2dToBezier;
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DEFINE_STANDARD_HANDLE(ShapeUpgrade_ConvertCurve2dToBezier, ShapeUpgrade_SplitCurve2d)
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//! converts/splits a 2d curve to a list of beziers
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class ShapeUpgrade_ConvertCurve2dToBezier : public ShapeUpgrade_SplitCurve2d
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{
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public:
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//! Empty constructor.
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Standard_EXPORT ShapeUpgrade_ConvertCurve2dToBezier();
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//! Converts curve into a list of beziers, and stores the
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//! splitting parameters on original curve.
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Standard_EXPORT virtual void Compute() Standard_OVERRIDE;
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//! Splits a list of beziers computed by Compute method according
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//! the split values and splitting parameters.
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Standard_EXPORT virtual void Build(const Standard_Boolean Segment) Standard_OVERRIDE;
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//! Returns the list of split parameters in original curve parametrisation.
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Standard_EXPORT Handle(TColStd_HSequenceOfReal) SplitParams() const;
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DEFINE_STANDARD_RTTIEXT(ShapeUpgrade_ConvertCurve2dToBezier, ShapeUpgrade_SplitCurve2d)
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private:
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//! Returns the list of bezier curves correspondent to original
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//! curve.
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Standard_EXPORT Handle(TColGeom2d_HSequenceOfCurve) Segments() const;
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Handle(TColGeom2d_HSequenceOfCurve) mySegments;
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Handle(TColStd_HSequenceOfReal) mySplitParams;
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};
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#endif // _ShapeUpgrade_ConvertCurve2dToBezier_HeaderFile
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