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1 | -- Created on: 1992-05-22 |
2 | -- Created by: Jean Claude VAUTHIER |
3 | -- Copyright (c) 1992-1999 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 | |
17 | class BezierCurve2d |
18 | |
19 | |
20 | from DrawTrSurf |
21 | |
22 | |
23 | inherits Curve2d from DrawTrSurf |
24 | |
25 | |
26 | uses BezierCurve from Geom2d, |
27 | Color from Draw, |
28 | Display from Draw, |
29 | Drawable3D from Draw |
30 | |
31 | |
32 | is |
33 | |
34 | |
35 | Create (C : BezierCurve from Geom2d) |
36 | --- Purpose : |
37 | -- creates a drawable Bezier curve from a Bezier curve of |
38 | -- package Geom2d. |
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39 | returns BezierCurve2d from DrawTrSurf; |
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40 | |
41 | |
42 | Create (C : BezierCurve from Geom2d; |
43 | CurvColor, PolesColor : Color from Draw; |
44 | ShowPoles : Boolean; Discret : Integer) |
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45 | returns BezierCurve2d from DrawTrSurf; |
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46 | |
47 | |
48 | DrawOn (me; dis : in out Display from Draw) |
49 | is redefined static; |
50 | |
51 | |
52 | ShowPoles (me : mutable) |
53 | is static; |
54 | |
55 | |
56 | ClearPoles (me : mutable) |
57 | is static; |
58 | |
59 | |
60 | FindPole(me; X,Y : Real; D : Display from Draw; Prec : Real; |
61 | Index : in out Integer) |
62 | --- Purpose : |
63 | -- Returns in <Index> the index of the first pole of the |
64 | -- curve projected by the Display <D> at a distance lower |
65 | -- than <Prec> from <X,Y>. If no pole is found index is |
66 | -- set to 0, else index is always greater than the input |
67 | -- value of index. |
68 | is static; |
69 | |
70 | |
71 | SetPolesColor (me : mutable; aColor : Color from Draw) |
72 | ---C++: inline |
73 | is static; |
74 | |
75 | PolesColor (me) returns Color from Draw |
76 | ---C++: inline |
77 | is static; |
78 | |
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79 | Copy(me) returns Drawable3D from Draw |
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80 | ---Purpose: For variable copy. |
81 | is redefined; |
82 | |
83 | |
84 | fields |
85 | |
86 | drawPoles : Boolean; |
87 | polesLook : Color from Draw; |
88 | |
89 | end BezierCurve2d; |