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1 | // Created on: 1994-05-19 |
2 | // Created by: Yves FRICAUD |
3 | // Copyright (c) 1994-1999 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_BisecAna_HeaderFile |
18 | #define _Bisector_BisecAna_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_Type.hxx> |
22 | |
23 | #include <Bisector_Curve.hxx> |
24 | #include <Standard_Real.hxx> |
25 | #include <GeomAbs_JoinType.hxx> |
26 | #include <Standard_Boolean.hxx> |
27 | #include <Standard_Integer.hxx> |
28 | #include <GeomAbs_Shape.hxx> |
29 | class Geom2d_TrimmedCurve; |
30 | class Standard_DomainError; |
31 | class Standard_RangeError; |
32 | class Geom2d_Curve; |
33 | class gp_Pnt2d; |
34 | class gp_Vec2d; |
35 | class Geom2d_Point; |
36 | class GccInt_Bisec; |
37 | class Geom2d_Geometry; |
38 | class gp_Trsf2d; |
39 | |
40 | |
41 | class Bisector_BisecAna; |
42 | DEFINE_STANDARD_HANDLE(Bisector_BisecAna, Bisector_Curve) |
43 | |
44 | //! This class provides the bisecting line between two |
45 | //! geometric elements.The elements are Circles,Lines or |
46 | //! Points. |
47 | class Bisector_BisecAna : public Bisector_Curve |
48 | { |
49 | |
50 | public: |
51 | |
52 | |
53 | Standard_EXPORT Bisector_BisecAna(); |
54 | |
55 | //! Performs the bisecting line between the curves |
56 | //! <Cu1> and <Cu2>. |
57 | //! <oncurve> is True if the point <P> is common to <Cu1> |
58 | //! and <Cu2>. |
59 | 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 jointype, const Standard_Real Tolerance, const Standard_Boolean oncurve = Standard_True); |
60 | |
61 | //! Performs the bisecting line between the curve |
62 | //! <Cu1> and the point <Pnt>. |
63 | //! <oncurve> is True if the point <P> is the point <Pnt>. |
64 | 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); |
65 | |
66 | //! Performs the bisecting line between the curve |
67 | //! <Cu> and the point <Pnt>. |
68 | //! <oncurve> is True if the point <P> is the point <Pnt>. |
69 | 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); |
70 | |
71 | //! Performs the bisecting line between the two points |
72 | //! <Pnt1> and <Pnt2>. |
73 | 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); |
74 | |
75 | Standard_EXPORT void Init (const Handle(Geom2d_TrimmedCurve)& bisector); |
76 | |
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77 | Standard_EXPORT Standard_Boolean IsExtendAtStart() const Standard_OVERRIDE; |
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78 | |
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79 | Standard_EXPORT Standard_Boolean IsExtendAtEnd() const Standard_OVERRIDE; |
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80 | |
81 | //! Trim <me> by a domain defined by the curve <Cu>. |
82 | //! This domain is the set of the points which are |
83 | //! nearest from <Cu> than the extremitis of <Cu>. |
84 | Standard_EXPORT void SetTrim (const Handle(Geom2d_Curve)& Cu); |
85 | |
86 | //! Trim <me> by a domain defined by uf and ul |
87 | Standard_EXPORT void SetTrim (const Standard_Real uf, const Standard_Real ul); |
88 | |
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89 | Standard_EXPORT void Reverse() Standard_OVERRIDE; |
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90 | |
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91 | Standard_EXPORT Standard_Real ReversedParameter (const Standard_Real U) const Standard_OVERRIDE; |
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92 | |
93 | //! Returns the order of continuity of the curve. |
94 | //! Raised if N < 0. |
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95 | Standard_EXPORT Standard_Boolean IsCN (const Standard_Integer N) const Standard_OVERRIDE; |
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96 | |
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97 | Standard_EXPORT Handle(Geom2d_Geometry) Copy() const Standard_OVERRIDE; |
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98 | |
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99 | Standard_EXPORT void Transform (const gp_Trsf2d& T) Standard_OVERRIDE; |
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100 | |
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101 | Standard_EXPORT Standard_Real FirstParameter() const Standard_OVERRIDE; |
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102 | |
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103 | Standard_EXPORT Standard_Real LastParameter() const Standard_OVERRIDE; |
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104 | |
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105 | Standard_EXPORT Standard_Boolean IsClosed() const Standard_OVERRIDE; |
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106 | |
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107 | Standard_EXPORT Standard_Boolean IsPeriodic() const Standard_OVERRIDE; |
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108 | |
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109 | Standard_EXPORT GeomAbs_Shape Continuity() const Standard_OVERRIDE; |
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110 | |
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111 | Standard_EXPORT void D0 (const Standard_Real U, gp_Pnt2d& P) const Standard_OVERRIDE; |
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112 | |
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113 | Standard_EXPORT void D1 (const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& V1) const Standard_OVERRIDE; |
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114 | |
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115 | Standard_EXPORT void D2 (const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& V1, gp_Vec2d& V2) const Standard_OVERRIDE; |
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116 | |
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117 | Standard_EXPORT void D3 (const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& V1, gp_Vec2d& V2, gp_Vec2d& V3) const Standard_OVERRIDE; |
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118 | |
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119 | Standard_EXPORT gp_Vec2d DN (const Standard_Real U, const Standard_Integer N) const Standard_OVERRIDE; |
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120 | |
121 | Standard_EXPORT Handle(Geom2d_Curve) Geom2dCurve() const; |
122 | |
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123 | Standard_EXPORT Standard_Real Parameter (const gp_Pnt2d& P) const Standard_OVERRIDE; |
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124 | |
125 | Standard_EXPORT Standard_Real ParameterOfStartPoint() const; |
126 | |
127 | Standard_EXPORT Standard_Real ParameterOfEndPoint() const; |
128 | |
129 | //! If necessary, breaks the curve in intervals of |
130 | //! continuity <C1>. And returns the number of |
131 | //! intervals. |
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132 | Standard_EXPORT Standard_Integer NbIntervals() const Standard_OVERRIDE; |
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133 | |
134 | //! Returns the first parameter of the current |
135 | //! interval. |
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136 | Standard_EXPORT Standard_Real IntervalFirst (const Standard_Integer Index) const Standard_OVERRIDE; |
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137 | |
138 | //! Returns the last parameter of the current |
139 | //! interval. |
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140 | Standard_EXPORT Standard_Real IntervalLast (const Standard_Integer Index) const Standard_OVERRIDE; |
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141 | |
142 | Standard_EXPORT void Dump (const Standard_Integer Deep = 0, const Standard_Integer Offset = 0) const; |
143 | |
144 | |
145 | |
146 | |
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147 | DEFINE_STANDARD_RTTIEXT(Bisector_BisecAna,Bisector_Curve) |
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148 | |
149 | protected: |
150 | |
151 | |
152 | |
153 | |
154 | private: |
155 | |
156 | |
157 | //! Returns the distance between the point <P> and |
158 | //! the bisecting <Bis>. |
159 | Standard_EXPORT Standard_Real Distance (const gp_Pnt2d& P, const Handle(GccInt_Bisec)& Bis, const gp_Vec2d& V1, const gp_Vec2d& V2, const gp_Vec2d& VecRef, const Standard_Real Sense, Standard_Real& U, Standard_Boolean& sense, Standard_Boolean& ok, const Standard_Boolean IsBisecOfTwoLines = Standard_False); |
160 | |
161 | Handle(Geom2d_TrimmedCurve) thebisector; |
162 | |
163 | |
164 | }; |
165 | |
166 | |
167 | |
168 | |
169 | |
170 | |
171 | |
172 | #endif // _Bisector_BisecAna_HeaderFile |