42cf5bc1 |
1 | // Created on: 1992-10-19 |
2 | // Created by: Remi GILET |
3 | // Copyright (c) 1992-1999 Matra Datavision |
4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
5 | // |
6 | // This file is part of Open CASCADE Technology software library. |
7 | // |
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. |
13 | // |
14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. |
16 | |
17 | #ifndef _Bisector_Bisec_HeaderFile |
18 | #define _Bisector_Bisec_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <Standard_Real.hxx> |
25 | #include <GeomAbs_JoinType.hxx> |
26 | #include <Standard_Boolean.hxx> |
27 | class Geom2d_TrimmedCurve; |
28 | class Geom2d_Curve; |
29 | class gp_Pnt2d; |
30 | class gp_Vec2d; |
31 | class Geom2d_Point; |
32 | |
33 | |
34 | //! Bisec provides the bisecting line between two elements |
35 | //! This line is trimed by a point <P> and it's contained in the domain |
36 | //! defined by the two vectors <V1>, <V2> and <Sense>. |
37 | //! |
38 | //! Definition of the domain: |
39 | //! if <Sense> is true the bisecting line is contained in the sector |
40 | //! defined by <-V1> and <-V2> in the sense indirect. |
41 | //! if <Sense> is false the bisecting line is contained in the sector |
42 | //! defined by <-V1> and <-V2> in the sense direct. |
43 | //! |
44 | //! <Tolerance> is used to define degenerate bisector. |
45 | //! if the bisector is an hyperbola and one of this radius is smaller |
46 | //! than <Tolerance>, the bisector is replaced by a line or semi_line |
47 | //! corresponding to one of hyperbola's axes. |
48 | //! if the bisector is a parabola on the focal length is smaller than |
49 | //! <Tolerance>, the bisector is replaced by a semi_line corresponding |
50 | //! to the axe of symetrie of the parabola. |
51 | //! if the bisector is an ellipse and the minor radius is smaller than |
52 | //! <Tolerance>, the bisector is replaced by a segment corresponding |
53 | //! to the great axe of the ellipse. |
54 | class Bisector_Bisec |
55 | { |
56 | public: |
57 | |
58 | DEFINE_STANDARD_ALLOC |
59 | |
60 | |
61 | Standard_EXPORT Bisector_Bisec(); |
62 | |
63 | //! Performs the bisecting line between the curves |
64 | //! <Cu1> and <Cu2>. |
65 | //! <oncurve> is True if the point <P> is common to <Cu1> |
66 | //! and <Cu2>. |
67 | Standard_EXPORT void Perform (const Handle(Geom2d_Curve)& Cu1, const Handle(Geom2d_Curve)& Cu2, const gp_Pnt2d& P, const gp_Vec2d& V1, const gp_Vec2d& V2, const Standard_Real Sense, const GeomAbs_JoinType ajointype, const Standard_Real Tolerance, const Standard_Boolean oncurve = Standard_True); |
68 | |
69 | //! Performs the bisecting line between the curve |
70 | //! <Cu1> and the point <Pnt>. |
71 | //! <oncurve> is True if the point <P> is the point <Pnt>. |
72 | Standard_EXPORT void Perform (const Handle(Geom2d_Curve)& Cu, const Handle(Geom2d_Point)& Pnt, const gp_Pnt2d& P, const gp_Vec2d& V1, const gp_Vec2d& V2, const Standard_Real Sense, const Standard_Real Tolerance, const Standard_Boolean oncurve = Standard_True); |
73 | |
74 | //! Performs the bisecting line between the curve |
75 | //! <Cu> and the point <Pnt>. |
76 | //! <oncurve> is True if the point <P> is the point <Pnt>. |
77 | Standard_EXPORT void Perform (const Handle(Geom2d_Point)& Pnt, const Handle(Geom2d_Curve)& Cu, const gp_Pnt2d& P, const gp_Vec2d& V1, const gp_Vec2d& V2, const Standard_Real Sense, const Standard_Real Tolerance, const Standard_Boolean oncurve = Standard_True); |
78 | |
79 | //! Performs the bisecting line between the two points |
80 | //! <Pnt1> and <Pnt2>. |
81 | Standard_EXPORT void Perform (const Handle(Geom2d_Point)& Pnt1, const Handle(Geom2d_Point)& Pnt2, const gp_Pnt2d& P, const gp_Vec2d& V1, const gp_Vec2d& V2, const Standard_Real Sense, const Standard_Real Tolerance = 0.0, const Standard_Boolean oncurve = Standard_True); |
82 | |
83 | //! Returns the Curve of <me>. |
84 | Standard_EXPORT const Handle(Geom2d_TrimmedCurve)& Value() const; |
85 | |
86 | //! Returns the Curve of <me>. |
87 | Standard_EXPORT const Handle(Geom2d_TrimmedCurve)& ChangeValue(); |
88 | |
89 | |
90 | |
91 | |
92 | protected: |
93 | |
94 | |
95 | |
96 | |
97 | |
98 | private: |
99 | |
100 | |
101 | |
102 | Handle(Geom2d_TrimmedCurve) thebisector; |
103 | |
104 | |
105 | }; |
106 | |
107 | |
108 | |
109 | |
110 | |
111 | |
112 | |
113 | #endif // _Bisector_Bisec_HeaderFile |