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Integration of OCCT 6.5.0 from SVN
[occt.git] / src / AIS / AIS_Line.cxx
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7fd59977 1// File: AIS_Line.cxx
2// Created: Tue Jan 21 11:45:01 1997
3// Author: Prestataire Christiane ARMAND
4// <car@chamalox.paris1.matra-dtv.fr>
5// Copyright: Matra Datavision 1997
6
7#define GER61351 //GG_171199 Enable to set an object RGB color
8// instead a restricted object NameOfColor.
9
10#include <AIS_Line.ixx>
11#include <Aspect_TypeOfLine.hxx>
12#include <Prs3d_Drawer.hxx>
13#include <Precision.hxx>
14#include <Prs3d_LineAspect.hxx>
15#include <Graphic3d_ArrayOfPrimitives.hxx>
16#include <Graphic3d_AspectLine3d.hxx>
17#include <Graphic3d_Structure.hxx>
18#include <TColgp_Array1OfPnt.hxx>
19#include <SelectMgr_EntityOwner.hxx>
20#include <Select3D_SensitiveSegment.hxx>
21#include <StdPrs_Curve.hxx>
22#include <Geom_Line.hxx>
23#include <GeomAdaptor_Curve.hxx>
24#include <AIS_Drawer.hxx>
25#include <GC_MakeSegment.hxx>
26#include <Handle_Geom_Line.hxx>
27#include <Quantity_Color.hxx>
28#include <AIS_GraphicTool.hxx>
29#include <UnitsAPI.hxx>
30//==================================================================
31// function: FindLimits
32// purpose:
33//==================================================================
34//unused
35/*#ifdef DEB
36static void FindLimits(const Adaptor3d_Curve& aCurve,
37 const Standard_Real aLimit,
38 gp_Pnt& P1,
39 gp_Pnt& P2)
40{
41 Standard_Real First = aCurve.FirstParameter();
42 Standard_Real Last = aCurve.LastParameter();
43 Standard_Boolean firstInf = Precision::IsNegativeInfinite(First);
44 Standard_Boolean lastInf = Precision::IsPositiveInfinite(Last);
45
46
47 if (firstInf || lastInf) {
48 Standard_Real delta = 1;
49 if (firstInf && lastInf) {
50 do {
51 delta *= 2;
52 First = - delta;
53 Last = delta;
54 aCurve.D0(First,P1);
55 aCurve.D0(Last,P2);
56 } while (P1.Distance(P2) < aLimit);
57 }
58 else if (firstInf) {
59 aCurve.D0(Last,P2);
60 do {
61 delta *= 2;
62 First = Last - delta;
63 aCurve.D0(First,P1);
64 } while (P1.Distance(P2) < aLimit);
65 }
66 else if (lastInf) {
67 aCurve.D0(First,P1);
68 do {
69 delta *= 2;
70 Last = First + delta;
71 aCurve.D0(Last,P2);
72 } while (P1.Distance(P2) < aLimit);
73 }
74 }
75}
76#endif
77*/
78
79//=======================================================================
80//function : AIS_Line
81//purpose :
82//=======================================================================
83AIS_Line::AIS_Line(const Handle(Geom_Line)& aComponent):
84myComponent (aComponent),
85myLineIsSegment(Standard_False)
86{
87 SetInfiniteState();
88}
89
90//=======================================================================
91//function : AIS_Line
92//purpose :
93//=======================================================================
94AIS_Line::AIS_Line(const Handle(Geom_Point)& aStartPoint,
95 const Handle(Geom_Point)& aEndPoint):
96myStartPoint(aStartPoint),
97myEndPoint(aEndPoint),
98myLineIsSegment(Standard_True)
99{}
100
101//=======================================================================
102//function : Compute
103//purpose :
104//=======================================================================
105void AIS_Line::Compute(const Handle(PrsMgr_PresentationManager3d)&,
106 const Handle(Prs3d_Presentation)& aPresentation,
107 const Standard_Integer)
108{
109 aPresentation->Clear();
110
111 aPresentation->SetDisplayPriority(5);
112
113 if (!myLineIsSegment) ComputeInfiniteLine(aPresentation);
114 else ComputeSegmentLine(aPresentation);
115
116}
117
118void AIS_Line::Compute(const Handle_Prs3d_Projector& aProjector, const Handle_Geom_Transformation& aTransformation, const Handle_Prs3d_Presentation& aPresentation)
119{
120// Standard_NotImplemented::Raise("AIS_Line::Compute(const Handle_Prs3d_Projector&, const Handle_Geom_Transformation&, const Handle_Prs3d_Presentation&)");
121 PrsMgr_PresentableObject::Compute( aProjector , aTransformation , aPresentation) ;
122}
123
124//=======================================================================
125//function : ComputeSelection
126//purpose :
127//=======================================================================
128
129void AIS_Line::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
130 const Standard_Integer)
131{
132
133 if (!myLineIsSegment) ComputeInfiniteLineSelection(aSelection);
134 else ComputeSegmentLineSelection(aSelection);
135
136}
137
138
139//=======================================================================
140//function : SetColor
141//purpose :
142//=======================================================================
143
144void AIS_Line::SetColor(const Quantity_NameOfColor aCol)
145#ifdef GER61351
146{
147 SetColor(Quantity_Color(aCol));
148}
149
150void AIS_Line::SetColor(const Quantity_Color &aCol)
151#endif
152{
153 hasOwnColor=Standard_True;
154 myOwnColor=aCol;
155
156 Standard_Real WW = HasWidth()? myOwnWidth:
157 AIS_GraphicTool::GetLineWidth(myDrawer->Link(),AIS_TOA_Line);
158
159 if (!myDrawer->HasLineAspect ())
160 myDrawer->SetLineAspect (new Prs3d_LineAspect(aCol,Aspect_TOL_SOLID,WW));
161 else
162 myDrawer->LineAspect()->SetColor(aCol);
163}
164
165
166//=======================================================================
167//function : UnsetColor
168//purpose :
169//=======================================================================
170void AIS_Line::UnsetColor()
171{
172 hasOwnColor = Standard_False;
173
174 Handle(Prs3d_LineAspect) NullAsp;
175
176 if (!HasWidth()) myDrawer->SetLineAspect(NullAsp);
177 else{
178#ifdef GER61351
179 Quantity_Color CC;
180 if( HasColor() ) CC = myOwnColor;
181 else AIS_GraphicTool::GetLineColor(myDrawer->Link(),AIS_TOA_Line,CC);
182#else
183 Quantity_NameOfColor CC =
184 AIS_GraphicTool::GetLineColor(myDrawer->Link(),AIS_TOA_Line);
185#endif
186
187 myDrawer->LineAspect()->SetColor(CC);
188 myOwnColor = CC;
189 }
190}
191
192//=======================================================================
193//function : SetWidth
194//purpose :
195//=======================================================================
196void AIS_Line::SetWidth(const Standard_Real aValue)
197{
198 myOwnWidth=aValue;
199
200#ifndef GER61351
201 Quantity_NameOfColor CC =
202 HasColor()? myOwnColor : AIS_GraphicTool::GetLineColor(myDrawer->Link(),AIS_TOA_Line);
203#endif
204
205 if (!myDrawer->HasLineAspect ()) {
206#ifdef GER61351
207 Quantity_Color CC;
208 if( HasColor() ) CC = myOwnColor;
209 else AIS_GraphicTool::GetLineColor(myDrawer->Link(),AIS_TOA_Line,CC);
210#endif
211 myDrawer->SetLineAspect (new Prs3d_LineAspect(CC,Aspect_TOL_SOLID,aValue));
212 } else
213 myDrawer->LineAspect()->SetWidth(aValue);
214}
215
216
217//=======================================================================
218//function : UnsetWidth
219//purpose :
220//=======================================================================
221void AIS_Line::UnsetWidth()
222{
223 Handle(Prs3d_LineAspect) NullAsp;
224
225 if (!HasColor()) myDrawer->SetLineAspect(NullAsp);
226 else{
227 Standard_Real WW = AIS_GraphicTool::GetLineWidth(myDrawer->Link(),AIS_TOA_Line);
228 myDrawer->LineAspect()->SetWidth(WW);
229 myOwnWidth = WW;
230 }
231}
232
233//=======================================================================
234//function : ComputeInfiniteLine
235//purpose :
236//=======================================================================
237void AIS_Line::ComputeInfiniteLine( const Handle(Prs3d_Presentation)& aPresentation)
238{
239
240 GeomAdaptor_Curve curv(myComponent);
241 Standard_Boolean isPrimitiveArraysEnabled = Graphic3d_ArrayOfPrimitives::IsEnable();
242 if(isPrimitiveArraysEnabled) Graphic3d_ArrayOfPrimitives::Disable();
243 StdPrs_Curve::Add(aPresentation,curv,myDrawer);
244 if(isPrimitiveArraysEnabled) Graphic3d_ArrayOfPrimitives::Enable();
245
246 //pas de prise en compte lors du FITALL
247 aPresentation->SetInfiniteState (Standard_True);
248
249}
250
251//=======================================================================
252//function : ComputeSegmentLine
253//purpose :
254//=======================================================================
255void AIS_Line::ComputeSegmentLine( const Handle(Prs3d_Presentation)& aPresentation)
256{
257
258 gp_Pnt P1 = myStartPoint->Pnt();
259 gp_Pnt P2 = myEndPoint->Pnt();
260
261 myComponent = new Geom_Line(P1,gp_Dir(P2.XYZ()-P1.XYZ()));
262
263 Standard_Real dist = P1.Distance(P2);
264 GeomAdaptor_Curve curv(myComponent,0.,dist);
265 Standard_Boolean isPrimitiveArraysEnabled = Graphic3d_ArrayOfPrimitives::IsEnable();
266 if(isPrimitiveArraysEnabled) Graphic3d_ArrayOfPrimitives::Disable();
267 StdPrs_Curve::Add(aPresentation,curv,myDrawer);
268 if(isPrimitiveArraysEnabled) Graphic3d_ArrayOfPrimitives::Enable();
269
270}
271
272
273//=======================================================================
274//function : ComputeInfiniteLineSelection
275//purpose :
276//=======================================================================
277
278void AIS_Line::ComputeInfiniteLineSelection(const Handle(SelectMgr_Selection)& aSelection)
279{
280
281/* // on calcule les points min max a partir desquels on cree un segment sensible...
282 GeomAdaptor_Curve curv(myComponent);
283 gp_Pnt P1,P2;
284 FindLimits(curv,myDrawer->MaximalParameterValue(),P1,P2);
285*/
286 const gp_Dir& thedir = myComponent->Position().Direction();
287 const gp_Pnt& loc = myComponent->Position().Location();
288 const gp_XYZ& dir_xyz = thedir.XYZ();
289 const gp_XYZ& loc_xyz = loc.XYZ();
290//POP Standard_Real aLength = UnitsAPI::CurrentToLS (250000. ,"LENGTH");
291 Standard_Real aLength = UnitsAPI::AnyToLS (250000. ,"mm");
292 gp_Pnt P1 = loc_xyz + aLength*dir_xyz;
293 gp_Pnt P2 = loc_xyz - aLength*dir_xyz;
294 Handle(SelectMgr_EntityOwner) eown = new SelectMgr_EntityOwner(this,5);
295 Handle(Select3D_SensitiveSegment) seg = new Select3D_SensitiveSegment(eown,P1,P2);
296 aSelection->Add(seg);
297}
298//=======================================================================
299//function : ComputeSegmentLineSelection
300//purpose :
301//=======================================================================
302
303void AIS_Line::ComputeSegmentLineSelection(const Handle(SelectMgr_Selection)& aSelection)
304{
305
306
307 Handle(SelectMgr_EntityOwner) eown = new SelectMgr_EntityOwner(this,5);
308 Handle(Select3D_SensitiveSegment) seg = new Select3D_SensitiveSegment(eown,
309 myStartPoint->Pnt(),
310 myEndPoint->Pnt());
311 aSelection->Add(seg);
312}
313//=======================================================================
314//function : Compute
315//purpose : to avoid warning
316//=======================================================================
317void AIS_Line::Compute(const Handle(PrsMgr_PresentationManager2d)&,
318 const Handle(Graphic2d_GraphicObject)&,
319 const Standard_Integer)
320{
321}
322
323//=======================================================================
324//function : Compute
325//purpose : to avoid warning
326//=======================================================================
327void AIS_Line::Compute(const Handle(Prs3d_Projector)&,
328 const Handle(Prs3d_Presentation)&)
329{
330}
331
332
333
334
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