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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 | #include <AIS_Line.ixx> |
18 | #include <Aspect_TypeOfLine.hxx> |
19 | #include <Prs3d_Drawer.hxx> |
20 | #include <Precision.hxx> |
21 | #include <Prs3d_LineAspect.hxx> |
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22 | #include <Graphic3d_AspectLine3d.hxx> |
23 | #include <Graphic3d_Structure.hxx> |
24 | #include <TColgp_Array1OfPnt.hxx> |
25 | #include <SelectMgr_EntityOwner.hxx> |
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26 | #include <SelectMgr_Selection.hxx> |
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27 | #include <Select3D_SensitiveSegment.hxx> |
28 | #include <StdPrs_Curve.hxx> |
29 | #include <Geom_Line.hxx> |
30 | #include <GeomAdaptor_Curve.hxx> |
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31 | #include <GC_MakeSegment.hxx> |
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32 | #include <Geom_Line.hxx> |
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33 | #include <Quantity_Color.hxx> |
34 | #include <AIS_GraphicTool.hxx> |
35 | #include <UnitsAPI.hxx> |
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36 | |
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37 | //================================================================== |
38 | // function: FindLimits |
39 | // purpose: |
40 | //================================================================== |
41 | //unused |
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42 | /*#ifdef OCCT_DEBUG |
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43 | static void FindLimits(const Adaptor3d_Curve& aCurve, |
44 | const Standard_Real aLimit, |
45 | gp_Pnt& P1, |
46 | gp_Pnt& P2) |
47 | { |
48 | Standard_Real First = aCurve.FirstParameter(); |
49 | Standard_Real Last = aCurve.LastParameter(); |
50 | Standard_Boolean firstInf = Precision::IsNegativeInfinite(First); |
51 | Standard_Boolean lastInf = Precision::IsPositiveInfinite(Last); |
52 | |
53 | |
54 | if (firstInf || lastInf) { |
55 | Standard_Real delta = 1; |
56 | if (firstInf && lastInf) { |
57 | do { |
58 | delta *= 2; |
59 | First = - delta; |
60 | Last = delta; |
61 | aCurve.D0(First,P1); |
62 | aCurve.D0(Last,P2); |
63 | } while (P1.Distance(P2) < aLimit); |
64 | } |
65 | else if (firstInf) { |
66 | aCurve.D0(Last,P2); |
67 | do { |
68 | delta *= 2; |
69 | First = Last - delta; |
70 | aCurve.D0(First,P1); |
71 | } while (P1.Distance(P2) < aLimit); |
72 | } |
73 | else if (lastInf) { |
74 | aCurve.D0(First,P1); |
75 | do { |
76 | delta *= 2; |
77 | Last = First + delta; |
78 | aCurve.D0(Last,P2); |
79 | } while (P1.Distance(P2) < aLimit); |
80 | } |
81 | } |
82 | } |
83 | #endif |
84 | */ |
85 | |
86 | //======================================================================= |
87 | //function : AIS_Line |
88 | //purpose : |
89 | //======================================================================= |
90 | AIS_Line::AIS_Line(const Handle(Geom_Line)& aComponent): |
91 | myComponent (aComponent), |
92 | myLineIsSegment(Standard_False) |
93 | { |
94 | SetInfiniteState(); |
95 | } |
96 | |
97 | //======================================================================= |
98 | //function : AIS_Line |
99 | //purpose : |
100 | //======================================================================= |
101 | AIS_Line::AIS_Line(const Handle(Geom_Point)& aStartPoint, |
102 | const Handle(Geom_Point)& aEndPoint): |
103 | myStartPoint(aStartPoint), |
104 | myEndPoint(aEndPoint), |
105 | myLineIsSegment(Standard_True) |
106 | {} |
107 | |
108 | //======================================================================= |
109 | //function : Compute |
110 | //purpose : |
111 | //======================================================================= |
112 | void AIS_Line::Compute(const Handle(PrsMgr_PresentationManager3d)&, |
113 | const Handle(Prs3d_Presentation)& aPresentation, |
114 | const Standard_Integer) |
115 | { |
116 | aPresentation->Clear(); |
117 | |
118 | aPresentation->SetDisplayPriority(5); |
119 | |
120 | if (!myLineIsSegment) ComputeInfiniteLine(aPresentation); |
121 | else ComputeSegmentLine(aPresentation); |
122 | |
123 | } |
124 | |
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125 | void AIS_Line::Compute(const Handle(Prs3d_Projector)& aProjector, const Handle(Geom_Transformation)& aTransformation, const Handle(Prs3d_Presentation)& aPresentation) |
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126 | { |
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127 | // Standard_NotImplemented::Raise("AIS_Line::Compute(const Handle(Prs3d_Projector)&, const Handle(Geom_Transformation)&, const Handle(Prs3d_Presentation)&)"); |
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128 | PrsMgr_PresentableObject::Compute( aProjector , aTransformation , aPresentation) ; |
129 | } |
130 | |
131 | //======================================================================= |
132 | //function : ComputeSelection |
133 | //purpose : |
134 | //======================================================================= |
135 | |
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136 | void AIS_Line::ComputeSelection(const Handle(SelectMgr_Selection)& theSelection, |
137 | const Standard_Integer theMode) |
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138 | { |
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139 | // Do not support selection modes different from 0 currently |
140 | if (theMode) |
141 | return; |
142 | |
143 | if (!myLineIsSegment) |
144 | { |
145 | ComputeInfiniteLineSelection(theSelection); |
146 | } |
147 | else |
148 | { |
149 | ComputeSegmentLineSelection(theSelection); |
150 | } |
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151 | } |
152 | |
153 | |
154 | //======================================================================= |
155 | //function : SetColor |
156 | //purpose : |
157 | //======================================================================= |
158 | |
159 | void AIS_Line::SetColor(const Quantity_NameOfColor aCol) |
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160 | { |
161 | SetColor(Quantity_Color(aCol)); |
162 | } |
163 | |
164 | void AIS_Line::SetColor(const Quantity_Color &aCol) |
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165 | { |
166 | hasOwnColor=Standard_True; |
167 | myOwnColor=aCol; |
168 | |
169 | Standard_Real WW = HasWidth()? myOwnWidth: |
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170 | myDrawer->HasLink() ? |
171 | AIS_GraphicTool::GetLineWidth (myDrawer->Link(), AIS_TOA_Line) : 1.; |
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172 | |
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173 | if (!myDrawer->HasOwnLineAspect ()) |
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174 | myDrawer->SetLineAspect (new Prs3d_LineAspect(aCol,Aspect_TOL_SOLID,WW)); |
175 | else |
176 | myDrawer->LineAspect()->SetColor(aCol); |
177 | } |
178 | |
179 | |
180 | //======================================================================= |
181 | //function : UnsetColor |
182 | //purpose : |
183 | //======================================================================= |
184 | void AIS_Line::UnsetColor() |
185 | { |
186 | hasOwnColor = Standard_False; |
187 | |
188 | Handle(Prs3d_LineAspect) NullAsp; |
189 | |
190 | if (!HasWidth()) myDrawer->SetLineAspect(NullAsp); |
191 | else{ |
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192 | Quantity_Color CC = Quantity_NOC_YELLOW; |
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193 | if( HasColor() ) CC = myOwnColor; |
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194 | else if (myDrawer->HasLink()) AIS_GraphicTool::GetLineColor (myDrawer->Link(), AIS_TOA_Line, CC); |
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195 | myDrawer->LineAspect()->SetColor(CC); |
196 | myOwnColor = CC; |
197 | } |
198 | } |
199 | |
200 | //======================================================================= |
201 | //function : SetWidth |
202 | //purpose : |
203 | //======================================================================= |
204 | void AIS_Line::SetWidth(const Standard_Real aValue) |
205 | { |
206 | myOwnWidth=aValue; |
207 | |
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208 | if (!myDrawer->HasOwnLineAspect ()) { |
209 | Quantity_Color CC = Quantity_NOC_YELLOW; |
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210 | if( HasColor() ) CC = myOwnColor; |
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211 | else if(myDrawer->HasLink()) AIS_GraphicTool::GetLineColor (myDrawer->Link(), AIS_TOA_Line, CC); |
212 | myDrawer->SetLineAspect (new Prs3d_LineAspect (CC, Aspect_TOL_SOLID, aValue)); |
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213 | } else |
214 | myDrawer->LineAspect()->SetWidth(aValue); |
215 | } |
216 | |
217 | |
218 | //======================================================================= |
219 | //function : UnsetWidth |
220 | //purpose : |
221 | //======================================================================= |
222 | void AIS_Line::UnsetWidth() |
223 | { |
224 | Handle(Prs3d_LineAspect) NullAsp; |
225 | |
226 | if (!HasColor()) myDrawer->SetLineAspect(NullAsp); |
227 | else{ |
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228 | Standard_Real WW = myDrawer->HasLink() ? |
229 | AIS_GraphicTool::GetLineWidth (myDrawer->Link(), AIS_TOA_Line) : 1.; |
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230 | myDrawer->LineAspect()->SetWidth(WW); |
231 | myOwnWidth = WW; |
232 | } |
233 | } |
234 | |
235 | //======================================================================= |
236 | //function : ComputeInfiniteLine |
237 | //purpose : |
238 | //======================================================================= |
239 | void AIS_Line::ComputeInfiniteLine( const Handle(Prs3d_Presentation)& aPresentation) |
240 | { |
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241 | GeomAdaptor_Curve curv(myComponent); |
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242 | StdPrs_Curve::Add(aPresentation,curv,myDrawer); |
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243 | |
244 | //pas de prise en compte lors du FITALL |
245 | aPresentation->SetInfiniteState (Standard_True); |
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246 | } |
247 | |
248 | //======================================================================= |
249 | //function : ComputeSegmentLine |
250 | //purpose : |
251 | //======================================================================= |
252 | void AIS_Line::ComputeSegmentLine( const Handle(Prs3d_Presentation)& aPresentation) |
253 | { |
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254 | gp_Pnt P1 = myStartPoint->Pnt(); |
255 | gp_Pnt P2 = myEndPoint->Pnt(); |
256 | |
257 | myComponent = new Geom_Line(P1,gp_Dir(P2.XYZ()-P1.XYZ())); |
258 | |
259 | Standard_Real dist = P1.Distance(P2); |
260 | GeomAdaptor_Curve curv(myComponent,0.,dist); |
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261 | StdPrs_Curve::Add(aPresentation,curv,myDrawer); |
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262 | } |
263 | |
264 | |
265 | //======================================================================= |
266 | //function : ComputeInfiniteLineSelection |
267 | //purpose : |
268 | //======================================================================= |
269 | |
270 | void AIS_Line::ComputeInfiniteLineSelection(const Handle(SelectMgr_Selection)& aSelection) |
271 | { |
272 | |
273 | /* // on calcule les points min max a partir desquels on cree un segment sensible... |
274 | GeomAdaptor_Curve curv(myComponent); |
275 | gp_Pnt P1,P2; |
276 | FindLimits(curv,myDrawer->MaximalParameterValue(),P1,P2); |
277 | */ |
278 | const gp_Dir& thedir = myComponent->Position().Direction(); |
279 | const gp_Pnt& loc = myComponent->Position().Location(); |
280 | const gp_XYZ& dir_xyz = thedir.XYZ(); |
281 | const gp_XYZ& loc_xyz = loc.XYZ(); |
282 | //POP Standard_Real aLength = UnitsAPI::CurrentToLS (250000. ,"LENGTH"); |
283 | Standard_Real aLength = UnitsAPI::AnyToLS (250000. ,"mm"); |
284 | gp_Pnt P1 = loc_xyz + aLength*dir_xyz; |
285 | gp_Pnt P2 = loc_xyz - aLength*dir_xyz; |
286 | Handle(SelectMgr_EntityOwner) eown = new SelectMgr_EntityOwner(this,5); |
287 | Handle(Select3D_SensitiveSegment) seg = new Select3D_SensitiveSegment(eown,P1,P2); |
288 | aSelection->Add(seg); |
289 | } |
290 | //======================================================================= |
291 | //function : ComputeSegmentLineSelection |
292 | //purpose : |
293 | //======================================================================= |
294 | |
295 | void AIS_Line::ComputeSegmentLineSelection(const Handle(SelectMgr_Selection)& aSelection) |
296 | { |
297 | |
298 | |
299 | Handle(SelectMgr_EntityOwner) eown = new SelectMgr_EntityOwner(this,5); |
300 | Handle(Select3D_SensitiveSegment) seg = new Select3D_SensitiveSegment(eown, |
301 | myStartPoint->Pnt(), |
302 | myEndPoint->Pnt()); |
303 | aSelection->Add(seg); |
304 | } |
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305 | |
306 | //======================================================================= |
307 | //function : Compute |
308 | //purpose : to avoid warning |
309 | //======================================================================= |
310 | void AIS_Line::Compute(const Handle(Prs3d_Projector)&, |
311 | const Handle(Prs3d_Presentation)&) |
312 | { |
313 | } |
314 | |
315 | |
316 | |
317 | |