0027232: Configuration - fix mblen missing building issue on Android
[occt.git] / src / HLRBRep / HLRBRep_CurveTool.hxx
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42cf5bc1 1// Created on: 1995-07-17
2// Created by: Modelistation
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 _HLRBRep_CurveTool_HeaderFile
18#define _HLRBRep_CurveTool_HeaderFile
19
20#include <Standard.hxx>
21#include <Standard_DefineAlloc.hxx>
22#include <Standard_Handle.hxx>
23
24#include <Standard_Real.hxx>
25#include <Standard_Address.hxx>
26#include <GeomAbs_Shape.hxx>
27#include <Standard_Integer.hxx>
28#include <TColStd_Array1OfReal.hxx>
29#include <Standard_Boolean.hxx>
30#include <gp_Pnt2d.hxx>
31#include <gp_Vec2d.hxx>
32#include <GeomAbs_CurveType.hxx>
33#include <gp_Lin2d.hxx>
34#include <gp_Circ2d.hxx>
35#include <gp_Elips2d.hxx>
36#include <gp_Hypr2d.hxx>
37#include <gp_Parab2d.hxx>
38class Standard_OutOfRange;
39class Standard_NoSuchObject;
40class Standard_DomainError;
41class gp_Pnt2d;
42class gp_Vec2d;
43class Geom2d_BezierCurve;
44class Geom2d_BSplineCurve;
45
46
47
48class HLRBRep_CurveTool
49{
50public:
51
52 DEFINE_STANDARD_ALLOC
53
54
55 static Standard_Real FirstParameter (const Standard_Address C);
56
57 static Standard_Real LastParameter (const Standard_Address C);
58
59 static GeomAbs_Shape Continuity (const Standard_Address C);
60
61 //! Returns the number of intervals for continuity
62 //! <S>. May be one if Continuity(myclass) >= <S>
63 static Standard_Integer NbIntervals (const Standard_Address C);
64
65 //! Stores in <T> the parameters bounding the intervals
66 //! of continuity <S>.
67 //!
68 //! The array must provide enough room to accomodate
69 //! for the parameters. i.e. T.Length() > NbIntervals()
70 static void Intervals (const Standard_Address C, TColStd_Array1OfReal& T);
71
72 //! output the bounds of interval of index <Index>
73 //! used if Type == Composite.
74 static void GetInterval (const Standard_Address C, const Standard_Integer Index, const TColStd_Array1OfReal& Tab, Standard_Real& U1, Standard_Real& U2);
75
76 static Standard_Boolean IsClosed (const Standard_Address C);
77
78 static Standard_Boolean IsPeriodic (const Standard_Address C);
79
80 static Standard_Real Period (const Standard_Address C);
81
82 //! Computes the point of parameter U on the curve.
83 static gp_Pnt2d Value (const Standard_Address C, const Standard_Real U);
84
85 //! Computes the point of parameter U on the curve.
86 static void D0 (const Standard_Address C, const Standard_Real U, gp_Pnt2d& P);
87
88 //! Computes the point of parameter U on the curve
89 //! with its first derivative.
90 //! Raised if the continuity of the current interval
91 //! is not C1.
92 static void D1 (const Standard_Address C, const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& V);
93
94
95 //! Returns the point P of parameter U, the first and second
96 //! derivatives V1 and V2.
97 //! Raised if the continuity of the current interval
98 //! is not C2.
99 static void D2 (const Standard_Address C, const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& V1, gp_Vec2d& V2);
100
101
102 //! Returns the point P of parameter U, the first, the second
103 //! and the third derivative.
104 //! Raised if the continuity of the current interval
105 //! is not C3.
106 static void D3 (const Standard_Address C, const Standard_Real U, gp_Pnt2d& P, gp_Vec2d& V1, gp_Vec2d& V2, gp_Vec2d& V3);
107
108
109 //! The returned vector gives the value of the derivative for the
110 //! order of derivation N.
111 //! Raised if the continuity of the current interval
112 //! is not CN.
113 //! Raised if N < 1.
114 static gp_Vec2d DN (const Standard_Address C, const Standard_Real U, const Standard_Integer N);
115
116 //! Returns the parametric resolution corresponding
117 //! to the real space resolution <R3d>.
118 static Standard_Real Resolution (const Standard_Address C, const Standard_Real R3d);
119
120 //! Returns the type of the curve in the current
121 //! interval : Line, Circle, Ellipse, Hyperbola,
122 //! Parabola, BezierCurve, BSplineCurve, OtherCurve.
123 static GeomAbs_CurveType GetType (const Standard_Address C);
124
125 //! Returns the type of the curve in the current
126 //! interval : Line, Circle, Ellipse, Hyperbola,
127 //! Parabola, BezierCurve, BSplineCurve, OtherCurve.
128 static GeomAbs_CurveType TheType (const Standard_Address C);
129
130 static gp_Lin2d Line (const Standard_Address C);
131
132 static gp_Circ2d Circle (const Standard_Address C);
133
134 static gp_Elips2d Ellipse (const Standard_Address C);
135
136 static gp_Hypr2d Hyperbola (const Standard_Address C);
137
138 static gp_Parab2d Parabola (const Standard_Address C);
139
140 static Handle(Geom2d_BezierCurve) Bezier (const Standard_Address C);
141
142 static Handle(Geom2d_BSplineCurve) BSpline (const Standard_Address C);
143
144 static Standard_Real EpsX (const Standard_Address C);
145
146 Standard_EXPORT static Standard_Integer NbSamples (const Standard_Address C, const Standard_Real U0, const Standard_Real U1);
147
148 Standard_EXPORT static Standard_Integer NbSamples (const Standard_Address C);
149
150 static Standard_Integer Degree (const Standard_Address C);
151
152
153
154
155protected:
156
157
158
159
160
161private:
162
163
164
165
166
167};
168
169
170#include <HLRBRep_CurveTool.lxx>
171
172
173
174
175
176#endif // _HLRBRep_CurveTool_HeaderFile