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1 | -- Created on: 1997-01-21 |
2 | -- Created by: Prestataire Christiane ARMAND |
3 | -- Copyright (c) 1997-1999 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 | -- GG : GER61351 17/11/1999 Change SetColor() with a compatible Quantity_Color instead |
18 | -- the restricted NameOfColor. |
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19 | |
20 | class Line from AIS inherits InteractiveObject from AIS |
21 | |
22 | ---Purpose: Constructs line datums to be used in construction of |
23 | -- composite shapes. |
24 | |
25 | uses |
26 | Line from Geom, |
27 | Point from Geom, |
28 | Presentation from Prs3d, |
29 | PresentationManager3d from PrsMgr, |
30 | NameOfColor from Quantity, |
31 | Color from Quantity, |
32 | Selection from SelectMgr, |
33 | Projector from Prs3d, |
34 | Transformation from Geom, |
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35 | Line from AIS, |
36 | KindOfInteractive from AIS |
37 | |
38 | is |
39 | Create(aLine : Line from Geom) |
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40 | returns Line from AIS; |
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41 | ---Purpose: Initializes the line aLine. |
42 | |
43 | Create(aStartPoint : Point from Geom; |
44 | aEndPoint : Point from Geom) |
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45 | returns Line from AIS; |
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46 | ---Purpose: Initializes a starting point aStartPoint |
47 | -- and a finishing point aEndPoint for the line. |
48 | |
49 | Compute(me : mutable; |
50 | aPresentationManager: PresentationManager3d from PrsMgr; |
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51 | aPresentation : Presentation from Prs3d; |
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52 | aMode : Integer from Standard = 0) |
53 | is redefined static private; |
54 | |
55 | Compute(me:mutable; |
56 | aProjector: Projector from Prs3d; |
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57 | aPresentation: Presentation from Prs3d) |
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58 | is redefined static private; |
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59 | |
60 | Compute(me : mutable; |
61 | aProjector : Projector from Prs3d; |
62 | aTrsf : Transformation from Geom; |
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63 | aPresentation : Presentation from Prs3d) |
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64 | is redefined; |
65 | ---Purpose: computes the presentation according to a point of view |
66 | -- given by <aProjector>. |
67 | -- To be Used when the associated degenerated Presentations |
68 | -- have been transformed by <aTrsf> which is not a Pure |
69 | -- Translation. The HLR Prs can't be deducted automatically |
70 | -- WARNING :<aTrsf> must be applied |
71 | -- to the object to display before computation !!! |
72 | |
73 | -- Methods from SelectableObject |
74 | |
75 | ComputeSelection(me : mutable; |
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76 | aSelection : Selection from SelectMgr; |
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77 | aMode : Integer from Standard)is private; |
78 | |
79 | |
80 | -- Methods from InteractiveObject |
81 | |
82 | Signature(me) returns Integer from Standard is redefined; |
83 | ---Purpose: Returns the signature 5. |
84 | ---C++: inline |
85 | |
86 | Type(me) returns KindOfInteractive from AIS is redefined; |
87 | ---Purpose: Returns the type Datum. |
88 | ---C++: inline |
89 | |
90 | Line(me) returns any Line from Geom; |
91 | ---C++: inline |
92 | ---C++: return const & |
93 | ---Purpose: Constructs an infinite line. |
94 | |
95 | Points(me;PStart,PEnd: out Point from Geom); |
96 | ---Purpose: Returns the starting point PStart and the end point |
97 | -- PEnd of the line set by SetPoints. |
98 | ---C++: inline |
99 | |
100 | SetLine(me:mutable;L : Line from Geom); |
101 | ---C++: inline |
102 | ---Purpose: instantiates an infinite line. |
103 | |
104 | SetPoints(me:mutable;P1,P2:Point from Geom); |
105 | --- Purpose: |
106 | -- Sets the starting point P1 and ending point P2 of the |
107 | -- infinite line to create a finite line segment. |
108 | ---C++: inline |
109 | |
110 | SetColor(me :mutable; aColor : NameOfColor from Quantity) |
111 | is redefined static; |
112 | ---Purpose: Provides a new color setting aColor for the line in the |
113 | -- drawing tool, or "Drawer". |
114 | SetColor(me :mutable; aColor : Color from Quantity) |
115 | is redefined static; |
116 | |
117 | SetWidth(me:mutable; aValue:Real from Standard) |
118 | is redefined static; |
119 | ---Purpose: Provides the new width setting aValue for the line in |
120 | -- the drawing tool, or "Drawer". |
121 | UnsetColor(me:mutable) |
122 | is redefined static; |
123 | ---Purpose: Removes the color setting and returns the original color. |
124 | UnsetWidth(me:mutable) |
125 | is redefined static; |
126 | ---Purpose: Removes the width setting and returns the original width. |
127 | |
128 | |
129 | ComputeInfiniteLine(me: mutable; |
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130 | aPresentation : Presentation from Prs3d) |
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131 | is private; |
132 | |
133 | ComputeSegmentLine(me: mutable; |
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134 | aPresentation : Presentation from Prs3d) |
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135 | is private; |
136 | |
137 | ComputeInfiniteLineSelection(me: mutable; |
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138 | aSelection : Selection from SelectMgr) |
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139 | is private; |
140 | |
141 | ComputeSegmentLineSelection(me: mutable; |
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142 | aSelection : Selection from SelectMgr) |
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143 | is private; |
144 | |
145 | fields |
146 | |
147 | |
148 | myComponent : Line from Geom; |
149 | myStartPoint : Point from Geom; |
150 | myEndPoint : Point from Geom; |
151 | myLineIsSegment : Boolean from Standard; |
152 | |
153 | end Line; |