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