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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.hxx> |
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18 | |
19 | #include <AIS_GraphicTool.hxx> |
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20 | #include <Aspect_TypeOfLine.hxx> |
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21 | #include <GC_MakeSegment.hxx> |
22 | #include <Geom_Line.hxx> |
23 | #include <Geom_Point.hxx> |
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24 | #include <GeomAdaptor_Curve.hxx> |
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25 | #include <Graphic3d_AspectLine3d.hxx> |
26 | #include <Graphic3d_Structure.hxx> |
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27 | #include <Precision.hxx> |
28 | #include <Prs3d_Drawer.hxx> |
29 | #include <Prs3d_LineAspect.hxx> |
30 | #include <Prs3d_Presentation.hxx> |
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31 | #include <Quantity_Color.hxx> |
32 | #include <Select3D_SensitiveSegment.hxx> |
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33 | #include <SelectMgr_EntityOwner.hxx> |
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34 | #include <SelectMgr_Selection.hxx> |
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35 | #include <Standard_Type.hxx> |
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36 | #include <StdPrs_Curve.hxx> |
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37 | #include <TColgp_Array1OfPnt.hxx> |
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38 | #include <UnitsAPI.hxx> |
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39 | |
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40 | IMPLEMENT_STANDARD_RTTIEXT(AIS_Line,AIS_InteractiveObject) |
41 | |
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42 | //======================================================================= |
43 | //function : AIS_Line |
44 | //purpose : |
45 | //======================================================================= |
46 | AIS_Line::AIS_Line(const Handle(Geom_Line)& aComponent): |
47 | myComponent (aComponent), |
48 | myLineIsSegment(Standard_False) |
49 | { |
50 | SetInfiniteState(); |
51 | } |
52 | |
53 | //======================================================================= |
54 | //function : AIS_Line |
55 | //purpose : |
56 | //======================================================================= |
57 | AIS_Line::AIS_Line(const Handle(Geom_Point)& aStartPoint, |
58 | const Handle(Geom_Point)& aEndPoint): |
59 | myStartPoint(aStartPoint), |
60 | myEndPoint(aEndPoint), |
61 | myLineIsSegment(Standard_True) |
62 | {} |
63 | |
64 | //======================================================================= |
65 | //function : Compute |
66 | //purpose : |
67 | //======================================================================= |
68 | void AIS_Line::Compute(const Handle(PrsMgr_PresentationManager3d)&, |
69 | const Handle(Prs3d_Presentation)& aPresentation, |
70 | const Standard_Integer) |
71 | { |
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72 | aPresentation->SetDisplayPriority(5); |
73 | |
74 | if (!myLineIsSegment) ComputeInfiniteLine(aPresentation); |
75 | else ComputeSegmentLine(aPresentation); |
76 | |
77 | } |
78 | |
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79 | //======================================================================= |
80 | //function : ComputeSelection |
81 | //purpose : |
82 | //======================================================================= |
83 | |
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84 | void AIS_Line::ComputeSelection(const Handle(SelectMgr_Selection)& theSelection, |
85 | const Standard_Integer theMode) |
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86 | { |
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87 | // Do not support selection modes different from 0 currently |
88 | if (theMode) |
89 | return; |
90 | |
91 | if (!myLineIsSegment) |
92 | { |
93 | ComputeInfiniteLineSelection(theSelection); |
94 | } |
95 | else |
96 | { |
97 | ComputeSegmentLineSelection(theSelection); |
98 | } |
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99 | } |
100 | |
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101 | //======================================================================= |
102 | //function : replaceWithNewLineAspect |
103 | //purpose : |
104 | //======================================================================= |
105 | void AIS_Line::replaceWithNewLineAspect (const Handle(Prs3d_LineAspect)& theAspect) |
106 | { |
107 | if (!myDrawer->HasLink()) |
108 | { |
109 | myDrawer->SetLineAspect (theAspect); |
110 | return; |
111 | } |
112 | |
113 | const Handle(Graphic3d_Aspects)& anAspectOld = myDrawer->LineAspect()->Aspect(); |
114 | const Handle(Graphic3d_Aspects)& anAspectNew = !theAspect.IsNull() ? theAspect->Aspect() : myDrawer->Link()->LineAspect()->Aspect(); |
115 | if (anAspectNew != anAspectOld) |
116 | { |
117 | myDrawer->SetLineAspect (theAspect); |
118 | Graphic3d_MapOfAspectsToAspects aReplaceMap; |
119 | aReplaceMap.Bind (anAspectOld, anAspectNew); |
120 | replaceAspects (aReplaceMap); |
121 | } |
122 | } |
123 | |
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124 | //======================================================================= |
125 | //function : SetColor |
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126 | //purpose : |
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127 | //======================================================================= |
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128 | void AIS_Line::SetColor(const Quantity_Color &aCol) |
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129 | { |
130 | hasOwnColor=Standard_True; |
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131 | myDrawer->SetColor (aCol); |
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132 | |
133 | Standard_Real WW = HasWidth()? myOwnWidth: |
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134 | myDrawer->HasLink() ? |
135 | AIS_GraphicTool::GetLineWidth (myDrawer->Link(), AIS_TOA_Line) : 1.; |
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136 | |
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137 | if (!myDrawer->HasOwnLineAspect()) |
138 | { |
139 | replaceWithNewLineAspect (new Prs3d_LineAspect (aCol, Aspect_TOL_SOLID, WW)); |
140 | } |
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141 | else |
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142 | { |
143 | myDrawer->LineAspect()->SetColor (aCol); |
144 | SynchronizeAspects(); |
145 | } |
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146 | } |
147 | |
148 | |
149 | //======================================================================= |
150 | //function : UnsetColor |
151 | //purpose : |
152 | //======================================================================= |
153 | void AIS_Line::UnsetColor() |
154 | { |
155 | hasOwnColor = Standard_False; |
156 | |
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157 | if (!HasWidth()) |
158 | { |
159 | replaceWithNewLineAspect (Handle(Prs3d_LineAspect)()); |
160 | } |
161 | else |
162 | { |
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163 | Quantity_Color CC = Quantity_NOC_YELLOW; |
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164 | if( HasColor() ) CC = myDrawer->Color(); |
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165 | else if (myDrawer->HasLink()) AIS_GraphicTool::GetLineColor (myDrawer->Link(), AIS_TOA_Line, CC); |
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166 | myDrawer->LineAspect()->SetColor(CC); |
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167 | myDrawer->SetColor (CC); |
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168 | SynchronizeAspects(); |
169 | } |
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170 | } |
171 | |
172 | //======================================================================= |
173 | //function : SetWidth |
174 | //purpose : |
175 | //======================================================================= |
176 | void AIS_Line::SetWidth(const Standard_Real aValue) |
177 | { |
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178 | myOwnWidth = (Standard_ShortReal )aValue; |
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179 | |
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180 | if (!myDrawer->HasOwnLineAspect()) |
181 | { |
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182 | Quantity_Color CC = Quantity_NOC_YELLOW; |
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183 | if( HasColor() ) CC = myDrawer->Color(); |
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184 | else if(myDrawer->HasLink()) AIS_GraphicTool::GetLineColor (myDrawer->Link(), AIS_TOA_Line, CC); |
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185 | replaceWithNewLineAspect (new Prs3d_LineAspect (CC, Aspect_TOL_SOLID, aValue)); |
186 | } |
187 | else |
188 | { |
189 | myDrawer->LineAspect()->SetWidth (aValue); |
190 | SynchronizeAspects(); |
191 | } |
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192 | } |
193 | |
194 | |
195 | //======================================================================= |
196 | //function : UnsetWidth |
197 | //purpose : |
198 | //======================================================================= |
199 | void AIS_Line::UnsetWidth() |
200 | { |
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201 | if (!HasColor()) |
202 | { |
203 | replaceWithNewLineAspect (Handle(Prs3d_LineAspect)()); |
204 | } |
205 | else |
206 | { |
207 | Standard_ShortReal WW = myDrawer->HasLink() ? (Standard_ShortReal )AIS_GraphicTool::GetLineWidth (myDrawer->Link(), AIS_TOA_Line) : 1.0f; |
208 | myDrawer->LineAspect()->SetWidth (WW); |
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209 | myOwnWidth = WW; |
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210 | SynchronizeAspects(); |
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211 | } |
212 | } |
213 | |
214 | //======================================================================= |
215 | //function : ComputeInfiniteLine |
216 | //purpose : |
217 | //======================================================================= |
218 | void AIS_Line::ComputeInfiniteLine( const Handle(Prs3d_Presentation)& aPresentation) |
219 | { |
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220 | GeomAdaptor_Curve curv(myComponent); |
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221 | StdPrs_Curve::Add(aPresentation,curv,myDrawer); |
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222 | |
223 | //pas de prise en compte lors du FITALL |
224 | aPresentation->SetInfiniteState (Standard_True); |
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225 | } |
226 | |
227 | //======================================================================= |
228 | //function : ComputeSegmentLine |
229 | //purpose : |
230 | //======================================================================= |
231 | void AIS_Line::ComputeSegmentLine( const Handle(Prs3d_Presentation)& aPresentation) |
232 | { |
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233 | gp_Pnt P1 = myStartPoint->Pnt(); |
234 | gp_Pnt P2 = myEndPoint->Pnt(); |
235 | |
236 | myComponent = new Geom_Line(P1,gp_Dir(P2.XYZ()-P1.XYZ())); |
237 | |
238 | Standard_Real dist = P1.Distance(P2); |
239 | GeomAdaptor_Curve curv(myComponent,0.,dist); |
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240 | StdPrs_Curve::Add(aPresentation,curv,myDrawer); |
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241 | } |
242 | |
243 | |
244 | //======================================================================= |
245 | //function : ComputeInfiniteLineSelection |
246 | //purpose : |
247 | //======================================================================= |
248 | |
249 | void AIS_Line::ComputeInfiniteLineSelection(const Handle(SelectMgr_Selection)& aSelection) |
250 | { |
251 | |
252 | /* // on calcule les points min max a partir desquels on cree un segment sensible... |
253 | GeomAdaptor_Curve curv(myComponent); |
254 | gp_Pnt P1,P2; |
255 | FindLimits(curv,myDrawer->MaximalParameterValue(),P1,P2); |
256 | */ |
257 | const gp_Dir& thedir = myComponent->Position().Direction(); |
258 | const gp_Pnt& loc = myComponent->Position().Location(); |
259 | const gp_XYZ& dir_xyz = thedir.XYZ(); |
260 | const gp_XYZ& loc_xyz = loc.XYZ(); |
261 | //POP Standard_Real aLength = UnitsAPI::CurrentToLS (250000. ,"LENGTH"); |
262 | Standard_Real aLength = UnitsAPI::AnyToLS (250000. ,"mm"); |
263 | gp_Pnt P1 = loc_xyz + aLength*dir_xyz; |
264 | gp_Pnt P2 = loc_xyz - aLength*dir_xyz; |
265 | Handle(SelectMgr_EntityOwner) eown = new SelectMgr_EntityOwner(this,5); |
266 | Handle(Select3D_SensitiveSegment) seg = new Select3D_SensitiveSegment(eown,P1,P2); |
267 | aSelection->Add(seg); |
268 | } |
269 | //======================================================================= |
270 | //function : ComputeSegmentLineSelection |
271 | //purpose : |
272 | //======================================================================= |
273 | |
274 | void AIS_Line::ComputeSegmentLineSelection(const Handle(SelectMgr_Selection)& aSelection) |
275 | { |
276 | |
277 | |
278 | Handle(SelectMgr_EntityOwner) eown = new SelectMgr_EntityOwner(this,5); |
279 | Handle(Select3D_SensitiveSegment) seg = new Select3D_SensitiveSegment(eown, |
280 | myStartPoint->Pnt(), |
281 | myEndPoint->Pnt()); |
282 | aSelection->Add(seg); |
283 | } |