42cf5bc1 |
1 | // Created on: 1995-05-04 |
2 | // Created by: Laurent BOURESCHE |
3 | // Copyright (c) 1995-1999 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 _ChFiDS_ElSpine_HeaderFile |
18 | #define _ChFiDS_ElSpine_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <GeomAdaptor_Curve.hxx> |
25 | #include <gp_Pnt.hxx> |
26 | #include <gp_Vec.hxx> |
27 | #include <TColgp_SequenceOfAx1.hxx> |
28 | #include <Standard_Real.hxx> |
29 | #include <Standard_Boolean.hxx> |
30 | #include <Adaptor3d_Curve.hxx> |
31 | #include <GeomAbs_Shape.hxx> |
32 | #include <Standard_Integer.hxx> |
33 | #include <TColStd_Array1OfReal.hxx> |
34 | #include <GeomAbs_CurveType.hxx> |
35 | class ChFiDS_SurfData; |
36 | class Standard_OutOfRange; |
37 | class Standard_NoSuchObject; |
38 | class Standard_DomainError; |
39 | class Adaptor3d_HCurve; |
40 | class gp_Pnt; |
41 | class gp_Vec; |
42 | class gp_Ax1; |
43 | class Geom_Curve; |
44 | class gp_Lin; |
45 | class gp_Circ; |
46 | class gp_Elips; |
47 | class gp_Hypr; |
48 | class gp_Parab; |
49 | class Geom_BezierCurve; |
50 | class Geom_BSplineCurve; |
51 | |
52 | |
53 | //! Elementary Spine for cheminements and approximations. |
54 | class ChFiDS_ElSpine : public Adaptor3d_Curve |
55 | { |
56 | public: |
57 | |
58 | DEFINE_STANDARD_ALLOC |
59 | |
60 | |
61 | Standard_EXPORT ChFiDS_ElSpine(); |
62 | |
63 | Standard_EXPORT virtual Standard_Real FirstParameter() const Standard_OVERRIDE; |
64 | |
65 | Standard_EXPORT virtual Standard_Real LastParameter() const Standard_OVERRIDE; |
66 | |
67 | Standard_EXPORT Standard_Real GetSavedFirstParameter() const; |
68 | |
69 | Standard_EXPORT Standard_Real GetSavedLastParameter() const; |
70 | |
71 | Standard_EXPORT GeomAbs_Shape Continuity() const Standard_OVERRIDE; |
72 | |
73 | Standard_EXPORT Standard_Integer NbIntervals (const GeomAbs_Shape S) const Standard_OVERRIDE; |
74 | |
75 | Standard_EXPORT void Intervals (TColStd_Array1OfReal& T, const GeomAbs_Shape S) const Standard_OVERRIDE; |
76 | |
77 | //! Returns a curve equivalent of <me> between |
78 | //! parameters <First> and <Last>. <Tol> is used to |
79 | //! test for 3d points confusion. |
80 | Standard_EXPORT virtual Handle(Adaptor3d_HCurve) Trim (const Standard_Real First, const Standard_Real Last, const Standard_Real Tol) const Standard_OVERRIDE; |
81 | |
82 | Standard_EXPORT virtual Standard_Real Resolution (const Standard_Real R3d) const Standard_OVERRIDE; |
83 | |
84 | Standard_EXPORT virtual GeomAbs_CurveType GetType() const Standard_OVERRIDE; |
85 | |
86 | Standard_EXPORT virtual Standard_Boolean IsPeriodic() const Standard_OVERRIDE; |
87 | |
88 | Standard_EXPORT void SetPeriodic (const Standard_Boolean I); |
89 | |
90 | Standard_EXPORT virtual Standard_Real Period() const Standard_OVERRIDE; |
91 | |
92 | Standard_EXPORT virtual gp_Pnt Value (const Standard_Real AbsC) const Standard_OVERRIDE; |
93 | |
94 | Standard_EXPORT virtual void D0 (const Standard_Real AbsC, gp_Pnt& P) const Standard_OVERRIDE; |
95 | |
96 | Standard_EXPORT virtual void D1 (const Standard_Real AbsC, gp_Pnt& P, gp_Vec& V1) const Standard_OVERRIDE; |
97 | |
98 | Standard_EXPORT virtual void D2 (const Standard_Real AbsC, gp_Pnt& P, gp_Vec& V1, gp_Vec& V2) const Standard_OVERRIDE; |
99 | |
100 | Standard_EXPORT virtual void D3 (const Standard_Real AbsC, gp_Pnt& P, gp_Vec& V1, gp_Vec& V2, gp_Vec& V3) const Standard_OVERRIDE; |
101 | |
102 | Standard_EXPORT void FirstParameter (const Standard_Real P); |
103 | |
104 | Standard_EXPORT void LastParameter (const Standard_Real P); |
105 | |
106 | Standard_EXPORT void SaveFirstParameter(); |
107 | |
108 | Standard_EXPORT void SaveLastParameter(); |
109 | |
110 | Standard_EXPORT void SetOrigin (const Standard_Real O); |
111 | |
112 | Standard_EXPORT void FirstPointAndTgt (gp_Pnt& P, gp_Vec& T) const; |
113 | |
114 | Standard_EXPORT void LastPointAndTgt (gp_Pnt& P, gp_Vec& T) const; |
115 | |
116 | Standard_EXPORT Standard_Integer NbVertices() const; |
117 | |
118 | Standard_EXPORT const gp_Ax1& VertexWithTangent (const Standard_Integer Index) const; |
119 | |
120 | Standard_EXPORT void SetFirstPointAndTgt (const gp_Pnt& P, const gp_Vec& T); |
121 | |
122 | Standard_EXPORT void SetLastPointAndTgt (const gp_Pnt& P, const gp_Vec& T); |
123 | |
124 | Standard_EXPORT void AddVertexWithTangent (const gp_Ax1& anAx1); |
125 | |
126 | Standard_EXPORT void SetCurve (const Handle(Geom_Curve)& C); |
127 | |
128 | Standard_EXPORT const Handle(ChFiDS_SurfData)& Previous() const; |
129 | |
130 | Standard_EXPORT Handle(ChFiDS_SurfData)& ChangePrevious(); |
131 | |
132 | Standard_EXPORT const Handle(ChFiDS_SurfData)& Next() const; |
133 | |
134 | Standard_EXPORT Handle(ChFiDS_SurfData)& ChangeNext(); |
135 | |
136 | Standard_EXPORT gp_Lin Line() const Standard_OVERRIDE; |
137 | |
138 | Standard_EXPORT gp_Circ Circle() const Standard_OVERRIDE; |
139 | |
140 | Standard_EXPORT gp_Elips Ellipse() const Standard_OVERRIDE; |
141 | |
142 | Standard_EXPORT gp_Hypr Hyperbola() const Standard_OVERRIDE; |
143 | |
144 | Standard_EXPORT gp_Parab Parabola() const Standard_OVERRIDE; |
145 | |
146 | Standard_EXPORT Handle(Geom_BezierCurve) Bezier() const Standard_OVERRIDE; |
147 | |
148 | Standard_EXPORT Handle(Geom_BSplineCurve) BSpline() const Standard_OVERRIDE; |
149 | |
150 | |
151 | |
152 | |
153 | protected: |
154 | |
155 | |
156 | |
157 | |
158 | |
159 | private: |
160 | |
161 | |
162 | |
163 | GeomAdaptor_Curve curve; |
164 | gp_Pnt ptfirst; |
165 | gp_Pnt ptlast; |
166 | gp_Vec tgfirst; |
167 | gp_Vec tglast; |
168 | TColgp_SequenceOfAx1 VerticesWithTangents; |
169 | Handle(ChFiDS_SurfData) previous; |
170 | Handle(ChFiDS_SurfData) next; |
171 | Standard_Real pfirst; |
172 | Standard_Real plast; |
173 | Standard_Real period; |
174 | Standard_Boolean periodic; |
175 | Standard_Real pfirstsav; |
176 | Standard_Real plastsav; |
177 | |
178 | |
179 | }; |
180 | |
181 | |
182 | |
183 | |
184 | |
185 | |
186 | |
187 | #endif // _ChFiDS_ElSpine_HeaderFile |