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89 lines
2.1 KiB
C++
89 lines
2.1 KiB
C++
// Created on: 1995-03-09
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// Created by: Laurent PAINNOT
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// Copyright (c) 1995-1999 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 _BRep_GCurve_HeaderFile
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#define _BRep_GCurve_HeaderFile
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#include <Standard.hxx>
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#include <Standard_Type.hxx>
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#include <Standard_Real.hxx>
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#include <BRep_CurveRepresentation.hxx>
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class TopLoc_Location;
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class gp_Pnt;
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class BRep_GCurve;
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DEFINE_STANDARD_HANDLE(BRep_GCurve, BRep_CurveRepresentation)
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//! Root class for the geometric curves
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//! representation. Contains a range.
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//! Contains a first and a last parameter.
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class BRep_GCurve : public BRep_CurveRepresentation
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{
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public:
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void SetRange (const Standard_Real First, const Standard_Real Last);
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void Range (Standard_Real& First, Standard_Real& Last) const;
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Standard_Real First() const;
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Standard_Real Last() const;
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void First (const Standard_Real F);
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void Last (const Standard_Real L);
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//! Computes the point at parameter U.
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Standard_EXPORT virtual void D0 (const Standard_Real U, gp_Pnt& P) const = 0;
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//! Recomputes any derived data after a modification.
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//! This is called when the range is modified.
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Standard_EXPORT virtual void Update();
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DEFINE_STANDARD_RTTIEXT(BRep_GCurve,BRep_CurveRepresentation)
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protected:
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Standard_EXPORT BRep_GCurve(const TopLoc_Location& L, const Standard_Real First, const Standard_Real Last);
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private:
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Standard_Real myFirst;
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Standard_Real myLast;
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};
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#include <BRep_GCurve.lxx>
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#endif // _BRep_GCurve_HeaderFile
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