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
0029 //! Evaluate the 3dCurve and the PCurves described in a MultiLine from BRepFill.
0030 //! The parametrization of those curves is not imposed by the Bissectrice.
0031 //! The parametrization is given approximately by the abscissa of the curve3d.
0032 class BRepFill_ApproxSeewing
0033 {
0034 public:
0035
0036   DEFINE_STANDARD_ALLOC
0037
0038   Standard_EXPORT BRepFill_ApproxSeewing();
0039
0040   Standard_EXPORT BRepFill_ApproxSeewing(const BRepFill_MultiLine& ML);
0041
0042   Standard_EXPORT void Perform (const BRepFill_MultiLine& ML);
0043
0044   Standard_EXPORT Standard_Boolean IsDone() const;
0045
0046   //! returns the approximation of the 3d Curve
0047   Standard_EXPORT const Handle(Geom_Curve)& Curve() const;
0048
0049   //! returns the  approximation  of the  PCurve  on the
0050   //! first face of the MultiLine
0051   Standard_EXPORT const Handle(Geom2d_Curve)& CurveOnF1() const;
0052
0053   //! returns the  approximation  of the  PCurve  on the
0054   //! first face of the MultiLine
0055   Standard_EXPORT const Handle(Geom2d_Curve)& CurveOnF2() const;
0056
0057 private:
0058
0059   BRepFill_MultiLine myML;
0060   Standard_Boolean myIsDone;
0061   Handle(Geom_Curve) myCurve;
0062   Handle(Geom2d_Curve) myPCurve1;
0063   Handle(Geom2d_Curve) myPCurve2;
0064
0065 };
0066
0067 #endif // _BRepFill_ApproxSeewing_HeaderFile