1 // Created on: 1994-03-18
2 // Created by: Yves FRICAUD
3 // Copyright (c) 1994-1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
8 // This library is free software; you can redistribute it and/or modify it under
9 // the terms of the GNU Lesser General Public License version 2.1 as published
10 // by the Free Software Foundation, with special exception defined in the file
11 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12 // distribution for complete text of the license and disclaimer of any warranty.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
17 #ifndef _Bisector_Curve_HeaderFile
18 #define _Bisector_Curve_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_Type.hxx>
23 #include <Geom2d_Curve.hxx>
24 #include <Standard_Real.hxx>
25 #include <Standard_Boolean.hxx>
26 #include <Standard_Integer.hxx>
31 DEFINE_STANDARD_HANDLE(Bisector_Curve, Geom2d_Curve)
34 class Bisector_Curve : public Geom2d_Curve
40 Standard_EXPORT virtual Standard_Real Parameter (const gp_Pnt2d& P) const = 0;
42 Standard_EXPORT virtual Standard_Boolean IsExtendAtStart() const = 0;
44 Standard_EXPORT virtual Standard_Boolean IsExtendAtEnd() const = 0;
46 //! If necessary, breaks the curve in intervals of
47 //! continuity <C1>. And returns the number of
49 Standard_EXPORT virtual Standard_Integer NbIntervals() const = 0;
51 //! Returns the first parameter of the current
53 Standard_EXPORT virtual Standard_Real IntervalFirst (const Standard_Integer Index) const = 0;
55 //! Returns the last parameter of the current
57 Standard_EXPORT virtual Standard_Real IntervalLast (const Standard_Integer Index) const = 0;
62 DEFINE_STANDARD_RTTIEXT(Bisector_Curve,Geom2d_Curve)
82 #endif // _Bisector_Curve_HeaderFile