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1 | // Created on: 1991-03-29 |
2 | // Created by: Remi GILET |
3 | // Copyright (c) 1991-1999 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 _Geom2dGcc_Circ2d2TanOnGeo_HeaderFile |
18 | #define _Geom2dGcc_Circ2d2TanOnGeo_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <Standard_Boolean.hxx> |
25 | #include <Standard_Integer.hxx> |
26 | #include <TColgp_Array1OfCirc2d.hxx> |
27 | #include <GccEnt_Array1OfPosition.hxx> |
28 | #include <TColStd_Array1OfInteger.hxx> |
29 | #include <TColgp_Array1OfPnt2d.hxx> |
30 | #include <TColStd_Array1OfReal.hxx> |
31 | #include <Standard_Real.hxx> |
32 | #include <GccEnt_Position.hxx> |
33 | class StdFail_NotDone; |
34 | class GccEnt_BadQualifier; |
35 | class Standard_OutOfRange; |
36 | class GccEnt_QualifiedCirc; |
37 | class Geom2dAdaptor_Curve; |
38 | class GccEnt_QualifiedLin; |
39 | class gp_Pnt2d; |
40 | class gp_Circ2d; |
41 | |
42 | |
43 | //! This class implements the algorithms used to |
44 | //! create 2d circles TANgent to 2 entities and |
45 | //! having the center ON a curve. |
46 | //! The order of the tangency argument is always |
47 | //! QualifiedCirc, QualifiedLin, QualifiedCurv, Pnt2d. |
48 | //! the arguments are : |
49 | //! - The two tangency arguments (lines, circles or points). |
50 | //! - The center line (a curve). |
51 | //! - The parameter for each tangency argument which |
52 | //! is a curve. |
53 | //! - The tolerance. |
54 | class Geom2dGcc_Circ2d2TanOnGeo |
55 | { |
56 | public: |
57 | |
58 | DEFINE_STANDARD_ALLOC |
59 | |
60 | |
61 | //! This method implements the algorithms used to |
62 | //! create 2d circles TANgent to two 2d circles and |
63 | //! having the center ON a curve. |
64 | Standard_EXPORT Geom2dGcc_Circ2d2TanOnGeo(const GccEnt_QualifiedCirc& Qualified1, const GccEnt_QualifiedCirc& Qualified2, const Geom2dAdaptor_Curve& OnCurv, const Standard_Real Tolerance); |
65 | |
66 | //! This method implements the algorithms used to |
67 | //! create 2d circles TANgent to a 2d circle and a 2d line |
68 | //! having the center ON a curve. |
69 | Standard_EXPORT Geom2dGcc_Circ2d2TanOnGeo(const GccEnt_QualifiedCirc& Qualified1, const GccEnt_QualifiedLin& Qualified2, const Geom2dAdaptor_Curve& OnCurv, const Standard_Real Tolerance); |
70 | |
71 | //! This method implements the algorithms used to |
72 | //! create 2d circles TANgent to a 2d circle and a point |
73 | //! having the center ON a curve. |
74 | Standard_EXPORT Geom2dGcc_Circ2d2TanOnGeo(const GccEnt_QualifiedCirc& Qualified1, const gp_Pnt2d& Point2, const Geom2dAdaptor_Curve& OnCurv, const Standard_Real Tolerance); |
75 | |
76 | //! This method implements the algorithms used to |
77 | //! create 2d circles TANgent to two 2d lines |
78 | //! having the center ON a curve. |
79 | Standard_EXPORT Geom2dGcc_Circ2d2TanOnGeo(const GccEnt_QualifiedLin& Qualified1, const GccEnt_QualifiedLin& Qualified2, const Geom2dAdaptor_Curve& OnCurv, const Standard_Real Tolerance); |
80 | |
81 | //! This method implements the algorithms used to |
82 | //! create 2d circles TANgent to a 2d line and a point |
83 | //! having the center ON a 2d line. |
84 | Standard_EXPORT Geom2dGcc_Circ2d2TanOnGeo(const GccEnt_QualifiedLin& Qualified1, const gp_Pnt2d& Qualified2, const Geom2dAdaptor_Curve& OnCurv, const Standard_Real Tolerance); |
85 | |
86 | //! This method implements the algorithms used to |
87 | //! create 2d circles TANgent to two points |
88 | //! having the center ON a 2d line. |
89 | Standard_EXPORT Geom2dGcc_Circ2d2TanOnGeo(const gp_Pnt2d& Point1, const gp_Pnt2d& Point2, const Geom2dAdaptor_Curve& OnCurv, const Standard_Real Tolerance); |
90 | |
91 | //! This method returns True if the construction |
92 | //! algorithm succeeded. |
93 | Standard_EXPORT Standard_Boolean IsDone() const; |
94 | |
95 | //! This method returns the number of solutions. |
96 | //! It raises NotDone if the construction algorithm |
97 | //! didn't succeed. |
98 | Standard_EXPORT Standard_Integer NbSolutions() const; |
99 | |
100 | //! Returns the solution number Index and raises OutOfRange |
101 | //! exception if Index is greater than the number of solutions. |
102 | //! Be careful: the Index is only a way to get all the |
103 | //! solutions, but is not associated to those outside the |
104 | //! context of the algorithm-object. |
105 | //! It raises NotDone if the construction algorithm |
106 | //! didn't succeed. |
107 | //! It raises OutOfRange if Index is greater than the |
108 | //! number of solutions. |
109 | Standard_EXPORT gp_Circ2d ThisSolution (const Standard_Integer Index) const; |
110 | |
111 | //! It returns the informations about the qualifiers of |
112 | //! the tangency |
113 | //! arguments concerning the solution number Index. |
114 | //! It returns the real qualifiers (the qualifiers given to the |
115 | //! constructor method in case of enclosed, enclosing and outside |
116 | //! and the qualifiers computedin case of unqualified). |
117 | Standard_EXPORT void WhichQualifier (const Standard_Integer Index, GccEnt_Position& Qualif1, GccEnt_Position& Qualif2) const; |
118 | |
119 | //! Returns informations about the tangency point between the |
120 | //! result number Index and the first argument. |
121 | //! ParSol is the intrinsic parameter of the point on the |
122 | //! solution curv. |
123 | //! ParArg is the intrinsic parameter of the point on the |
124 | //! argument curv. |
125 | //! PntSol is the tangency point on the solution curv. |
126 | //! PntArg is the tangency point on the argument curv. |
127 | //! It raises NotDone if the construction algorithm |
128 | //! didn't succeed. |
129 | //! It raises OutOfRange if Index is greater than the |
130 | //! number of solutions. |
131 | Standard_EXPORT void Tangency1 (const Standard_Integer Index, Standard_Real& ParSol, Standard_Real& ParArg, gp_Pnt2d& PntSol) const; |
132 | |
133 | //! Returns informations about the tangency point between the |
134 | //! result number Index and the second argument. |
135 | //! ParSol is the intrinsic parameter of the point on the |
136 | //! solution curv. |
137 | //! ParArg is the intrinsic parameter of the point on the |
138 | //! argument curv. |
139 | //! PntSol is the tangency point on the solution curv. |
140 | //! PntArg is the tangency point on the argument curv. |
141 | //! It raises NotDone if the construction algorithm |
142 | //! didn't succeed. |
143 | //! It raises OutOfRange if Index is greater than the |
144 | //! number of solutions. |
145 | Standard_EXPORT void Tangency2 (const Standard_Integer Index, Standard_Real& ParSol, Standard_Real& ParArg, gp_Pnt2d& PntSol) const; |
146 | |
147 | //! Returns informations about the center (on the curv) |
148 | //! of the result. |
149 | //! ParArg is the intrinsic parameter of the point on |
150 | //! the argument curv. |
151 | //! PntSol is the center point of the solution curv. |
152 | //! It raises NotDone if the construction algorithm |
153 | //! didn't succeed. |
154 | //! It raises OutOfRange if Index is greater than the |
155 | //! number of solutions. |
156 | Standard_EXPORT void CenterOn3 (const Standard_Integer Index, Standard_Real& ParArg, gp_Pnt2d& PntSol) const; |
157 | |
158 | //! Returns True if the solution number Index is equal to |
159 | //! the first argument and False in the other cases. |
160 | //! It raises NotDone if the construction algorithm |
161 | //! didn't succeed. |
162 | //! It raises OutOfRange if Index is greater than the |
163 | //! number of solutions. |
164 | Standard_EXPORT Standard_Boolean IsTheSame1 (const Standard_Integer Index) const; |
165 | |
166 | //! Returns True if the solution number Index is equal to |
167 | //! the second argument and False in the other cases. |
168 | //! It raises NotDone if the construction algorithm |
169 | //! didn't succeed. |
170 | //! It raises OutOfRange if Index is greater than the |
171 | //! number of solutions. |
172 | Standard_EXPORT Standard_Boolean IsTheSame2 (const Standard_Integer Index) const; |
173 | |
174 | |
175 | |
176 | |
177 | protected: |
178 | |
179 | |
180 | |
181 | |
182 | |
183 | private: |
184 | |
185 | |
186 | |
187 | Standard_Boolean WellDone; |
188 | Standard_Integer NbrSol; |
189 | TColgp_Array1OfCirc2d cirsol; |
190 | GccEnt_Array1OfPosition qualifier1; |
191 | GccEnt_Array1OfPosition qualifier2; |
192 | TColStd_Array1OfInteger TheSame1; |
193 | TColStd_Array1OfInteger TheSame2; |
194 | TColgp_Array1OfPnt2d pnttg1sol; |
195 | TColgp_Array1OfPnt2d pnttg2sol; |
196 | TColgp_Array1OfPnt2d pntcen; |
197 | TColStd_Array1OfReal par1sol; |
198 | TColStd_Array1OfReal par2sol; |
199 | TColStd_Array1OfReal pararg1; |
200 | TColStd_Array1OfReal pararg2; |
201 | TColStd_Array1OfReal parcen3; |
202 | |
203 | |
204 | }; |
205 | |
206 | |
207 | |
208 | |
209 | |
210 | |
211 | |
212 | #endif // _Geom2dGcc_Circ2d2TanOnGeo_HeaderFile |