include/opencascade/BRepApprox_ApproxLine.hxx

0001 // Created on: 1995-07-20
0002 // Created by: Modelistation
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 _BRepApprox_ApproxLine_HeaderFile
0018 #define _BRepApprox_ApproxLine_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_Type.hxx>
0022
0023 #include <Standard_Transient.hxx>
0024 #include <Standard_Integer.hxx>
0025 class Geom_BSplineCurve;
0026 class Geom2d_BSplineCurve;
0027 class IntSurf_LineOn2S;
0028 class IntSurf_PntOn2S;
0029
0030 class BRepApprox_ApproxLine : public Standard_Transient
0031 {
0032
0033 public:
0034   Standard_EXPORT BRepApprox_ApproxLine(const occ::handle<Geom_BSplineCurve>&   CurveXYZ,
0035                                         const occ::handle<Geom2d_BSplineCurve>& CurveUV1,
0036                                         const occ::handle<Geom2d_BSplineCurve>& CurveUV2);
0037
0038   //! theTang variable has been entered only for compatibility with
0039   //! the alias IntPatch_WLine. They are not used in this class.
0040   Standard_EXPORT BRepApprox_ApproxLine(const occ::handle<IntSurf_LineOn2S>& lin,
0041                                         const bool                           theTang = false);
0042
0043   Standard_EXPORT int NbPnts() const;
0044
0045   Standard_EXPORT IntSurf_PntOn2S Point(const int Index);
0046
0047   DEFINE_STANDARD_RTTIEXT(BRepApprox_ApproxLine, Standard_Transient)
0048
0049 private:
0050   occ::handle<Geom_BSplineCurve>   myCurveXYZ;
0051   occ::handle<Geom2d_BSplineCurve> myCurveUV1;
0052   occ::handle<Geom2d_BSplineCurve> myCurveUV2;
0053   occ::handle<IntSurf_LineOn2S>    myLineOn2S;
0054 };
0055
0056 #endif // _BRepApprox_ApproxLine_HeaderFile