include/opencascade/Approx_Curve2d.hxx

0001 // Created on: 1997-10-28
0002 // Created by: Roman BORISOV
0003 // Copyright (c) 1997-1999 Matra Datavision
0004 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0005 //
0006 // This file is part of Open CASCADE Technology software library.
0007 //
0008 // This library is free software; you can redistribute it and/or modify it under
0009 // the terms of the GNU Lesser General Public License version 2.1 as published
0010 // by the Free Software Foundation, with special exception defined in the file
0011 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0012 // distribution for complete text of the license and disclaimer of any warranty.
0013 //
0014 // Alternatively, this file may be used under the terms of Open CASCADE
0015 // commercial license or contractual agreement.
0016
0017 #ifndef _Approx_Curve2d_HeaderFile
0018 #define _Approx_Curve2d_HeaderFile
0019
0020 #include <Adaptor2d_Curve2d.hxx>
0021 #include <GeomAbs_Shape.hxx>
0022 #include <Geom2d_BSplineCurve.hxx>
0023
0024 //! Makes  an  approximation  for  HCurve2d  from  Adaptor3d
0025 class Approx_Curve2d
0026 {
0027 public:
0028
0029   DEFINE_STANDARD_ALLOC
0030
0031
0032   Standard_EXPORT Approx_Curve2d(const Handle(Adaptor2d_Curve2d)& C2D, const Standard_Real First, const Standard_Real Last, const Standard_Real TolU, const Standard_Real TolV, const GeomAbs_Shape Continuity, const Standard_Integer MaxDegree, const Standard_Integer MaxSegments);
0033
0034   Standard_EXPORT Standard_Boolean IsDone() const;
0035
0036   Standard_EXPORT Standard_Boolean HasResult() const;
0037
0038   Standard_EXPORT Handle(Geom2d_BSplineCurve) Curve() const;
0039
0040   Standard_EXPORT Standard_Real MaxError2dU() const;
0041
0042   Standard_EXPORT Standard_Real MaxError2dV() const;
0043
0044 private:
0045
0046   Handle(Geom2d_BSplineCurve) myCurve;
0047   Standard_Boolean myIsDone;
0048   Standard_Boolean myHasResult;
0049   Standard_Real myMaxError2dU;
0050   Standard_Real myMaxError2dV;
0051
0052 };
0053
0054 #endif // _Approx_Curve2d_HeaderFile