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1 | // Created on: 1993-03-24 |
2 | // Created by: JCV |
3 | // Copyright (c) 1993-1999 Matra Datavision |
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4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
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5 | // |
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6 | // This file is part of Open CASCADE Technology software library. |
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7 | // |
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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 |
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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. |
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13 | // |
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14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. |
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16 | |
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17 | |
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18 | #include <Geom2d_Curve.hxx> |
19 | #include <Geom2d_UndefinedDerivative.hxx> |
20 | #include <Geom2d_UndefinedValue.hxx> |
21 | #include <gp_Pnt2d.hxx> |
22 | #include <gp_Trsf2d.hxx> |
23 | #include <gp_Vec2d.hxx> |
24 | #include <Standard_NoSuchObject.hxx> |
25 | #include <Standard_RangeError.hxx> |
26 | #include <Standard_Type.hxx> |
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27 | |
28 | typedef Geom2d_Curve Curve; |
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29 | |
30 | |
31 | //======================================================================= |
32 | //function : Reversed |
33 | //purpose : |
34 | //======================================================================= |
35 | |
36 | Handle(Geom2d_Curve) Geom2d_Curve::Reversed () const |
37 | { |
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38 | Handle(Geom2d_Curve) C = Handle(Geom2d_Curve)::DownCast(Copy()); |
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39 | C->Reverse(); |
40 | return C; |
41 | } |
42 | |
43 | //======================================================================= |
44 | //function : TransformedParameter |
45 | //purpose : |
46 | //======================================================================= |
47 | |
48 | Standard_Real Geom2d_Curve::TransformedParameter(const Standard_Real U, |
49 | const gp_Trsf2d& ) const |
50 | { |
51 | return U; |
52 | } |
53 | |
54 | //======================================================================= |
55 | //function : ParametricTransformation |
56 | //purpose : |
57 | //======================================================================= |
58 | |
59 | Standard_Real Geom2d_Curve::ParametricTransformation(const gp_Trsf2d& ) const |
60 | { |
61 | return 1.; |
62 | } |
63 | |
64 | //======================================================================= |
65 | //function : Period |
66 | //purpose : |
67 | //======================================================================= |
68 | |
69 | Standard_Real Geom2d_Curve::Period() const |
70 | { |
71 | Standard_NoSuchObject_Raise_if |
72 | ( !IsPeriodic(),"Geom2d_Curve::Period"); |
73 | |
74 | return ( LastParameter() - FirstParameter()); |
75 | } |
76 | |
77 | |
78 | //======================================================================= |
79 | //function : Value |
80 | //purpose : |
81 | //======================================================================= |
82 | |
83 | gp_Pnt2d Geom2d_Curve::Value(const Standard_Real U)const |
84 | { |
85 | gp_Pnt2d P; |
86 | D0(U,P); |
87 | return P; |
88 | } |