include/opencascade/BRepFill_ApproxSeewing.hxx

0001 // Created on: 1995-09-21
0002 // Created by: Bruno DUMORTIER
0003 // Copyright (c) 1995-1999 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 _BRepFill_ApproxSeewing_HeaderFile
0018 #define _BRepFill_ApproxSeewing_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <BRepFill_MultiLine.hxx>
0025 class Geom_Curve;
0026 class Geom2d_Curve;
0027
0028 //! Evaluate the 3dCurve and the PCurves described in a MultiLine from BRepFill.
0029 //! The parametrization of those curves is not imposed by the Bissectrice.
0030 //! The parametrization is given approximately by the abscissa of the curve3d.
0031 class BRepFill_ApproxSeewing
0032 {
0033 public:
0034   DEFINE_STANDARD_ALLOC
0035
0036   Standard_EXPORT BRepFill_ApproxSeewing();
0037
0038   Standard_EXPORT BRepFill_ApproxSeewing(const BRepFill_MultiLine& ML);
0039
0040   Standard_EXPORT void Perform(const BRepFill_MultiLine& ML);
0041
0042   Standard_EXPORT Standard_Boolean IsDone() const;
0043
0044   //! returns the approximation of the 3d Curve
0045   Standard_EXPORT const Handle(Geom_Curve)& Curve() const;
0046
0047   //! returns the  approximation  of the  PCurve  on the
0048   //! first face of the MultiLine
0049   Standard_EXPORT const Handle(Geom2d_Curve)& CurveOnF1() const;
0050
0051   //! returns the  approximation  of the  PCurve  on the
0052   //! first face of the MultiLine
0053   Standard_EXPORT const Handle(Geom2d_Curve)& CurveOnF2() const;
0054
0055 private:
0056   BRepFill_MultiLine   myML;
0057   Standard_Boolean     myIsDone;
0058   Handle(Geom_Curve)   myCurve;
0059   Handle(Geom2d_Curve) myPCurve1;
0060   Handle(Geom2d_Curve) myPCurve2;
0061 };
0062
0063 #endif // _BRepFill_ApproxSeewing_HeaderFile