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0024023: Revamp the OCCT Handle -- ambiguity
[occt.git] / src / AIS / AIS_Plane.cxx
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b311480e 1// Created on: 1995-08-02
2// Created by: Arnaud BOUZY/Odile Olivier
3// Copyright (c) 1995-1999 Matra Datavision
973c2be1 4// Copyright (c) 1999-2014 OPEN CASCADE SAS
b311480e 5//
973c2be1 6// This file is part of Open CASCADE Technology software library.
b311480e 7//
d5f74e42 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
973c2be1 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.
b311480e 13//
973c2be1 14// Alternatively, this file may be used under the terms of Open CASCADE
15// commercial license or contractual agreement.
7fd59977 16
7fd59977 17#include <AIS_Plane.ixx>
18
19#include <TColgp_Array1OfPnt.hxx>
20#include <TColgp_HArray1OfPnt.hxx>
21
22#include <Precision.hxx>
23#include <gp_Pnt.hxx>
24#include <ElSLib.hxx>
25
b8ddfc2f 26#include <Graphic3d_ArrayOfQuadrangles.hxx>
7fd59977 27#include <Graphic3d_Group.hxx>
28#include <Prs3d_Drawer.hxx>
29#include <Prs3d_LineAspect.hxx>
30#include <Prs3d_PlaneAspect.hxx>
31#include <Prs3d_DatumAspect.hxx>
32#include <Prs3d_ShadingAspect.hxx>
33#include <StdPrs_Plane.hxx>
34#include <StdPrs_ShadedSurface.hxx>
35
36#include <Geom_Plane.hxx>
37#include <GeomAdaptor_Surface.hxx>
38
39#include <Aspect_TypeOfLine.hxx>
40#include <Graphic3d_AspectLine3d.hxx>
41#include <Graphic3d_Structure.hxx>
42#include <Graphic3d_MaterialAspect.hxx>
43#include <Graphic3d_AspectFillArea3d.hxx>
44
45#include <DsgPrs_XYZPlanePresentation.hxx>
46#include <DsgPrs_ShadedPlanePresentation.hxx>
47#include <UnitsAPI.hxx>
48
51f8f60c 49#include <Select3D_SensitiveTriangulation.hxx>
7fd59977 50#include <SelectBasics_EntityOwner.hxx>
51#include <SelectMgr_EntityOwner.hxx>
7fd59977 52#include <StdPrs_ShadedShape.hxx>
53
51f8f60c 54#include <Poly_Triangulation.hxx>
55
7fd59977 56#include <TCollection_AsciiString.hxx>
57
58//=======================================================================
59//function : AIS_Plane
60//purpose :
61//=======================================================================
62AIS_Plane::AIS_Plane(const Handle(Geom_Plane)& aComponent,
63 const Standard_Boolean aCurrentMode):
64myComponent(aComponent),
65myCenter(gp_Pnt(0.,0.,0.)),
66myCurrentMode(aCurrentMode),
67myAutomaticPosition(Standard_True),
68myTypeOfPlane(AIS_TOPL_Unknown),
9e8804b6 69myIsXYZPlane(Standard_False),
70myTypeOfSensitivity (Select3D_TOS_BOUNDARY)
7fd59977 71{
72 InitDrawerAttributes();
73}
74
75//=======================================================================
76//function : AIS_Plane
77//purpose : avec une position
78//=======================================================================
79AIS_Plane::AIS_Plane(const Handle(Geom_Plane)& aComponent,
80 const gp_Pnt& aCenter,
81 const Standard_Boolean aCurrentMode):
82myComponent(aComponent),
83myCenter(aCenter),
84myCurrentMode(aCurrentMode),
85myAutomaticPosition(Standard_True),
86myTypeOfPlane(AIS_TOPL_Unknown),
9e8804b6 87myIsXYZPlane(Standard_False),
88myTypeOfSensitivity (Select3D_TOS_BOUNDARY)
7fd59977 89{
90 InitDrawerAttributes();
91}
92
93//=======================================================================
94//function : AIS_Plane
95//purpose :
96//=======================================================================
97AIS_Plane::AIS_Plane(const Handle(Geom_Plane)& aComponent,
98 const gp_Pnt& aCenter,
99 const gp_Pnt& aPmin,
100 const gp_Pnt& aPmax,
101 const Standard_Boolean aCurrentMode):
102myComponent(aComponent),
103myCenter(aCenter),
104myPmin(aPmin),
105myPmax(aPmax),
106myCurrentMode(aCurrentMode),
107myAutomaticPosition(Standard_False),
108myTypeOfPlane(AIS_TOPL_Unknown),
9e8804b6 109myIsXYZPlane(Standard_False),
110myTypeOfSensitivity (Select3D_TOS_BOUNDARY)
7fd59977 111{
112 InitDrawerAttributes();
113 SetHilightMode(0);
114}
115
116//=======================================================================
117//function : AIS_Plane
118//purpose : XYPlane, XZPlane, YZPlane
119//=======================================================================
120AIS_Plane::AIS_Plane(const Handle(Geom_Axis2Placement)& aComponent,
121 const AIS_TypeOfPlane aPlaneType,
122 const Standard_Boolean aCurrentMode):
123myAx2(aComponent),
124myCurrentMode(aCurrentMode),
125myAutomaticPosition(Standard_True),
126myTypeOfPlane(aPlaneType),
9e8804b6 127myIsXYZPlane(Standard_True),
128myTypeOfSensitivity (Select3D_TOS_BOUNDARY)
7fd59977 129{
130 InitDrawerAttributes();
131 ComputeFields();
132 SetHilightMode(0);
133
134}
135
136
137//=======================================================================
138//function : SetComponent
139//purpose :
140//=======================================================================
141
142void AIS_Plane::SetComponent(const Handle(Geom_Plane)& aComponent)
143{
144 myComponent = aComponent;
145 myTypeOfPlane = AIS_TOPL_Unknown;
146 myIsXYZPlane = Standard_False;
147 //myCenter = gp_Pnt(0.,0.,0.);
148 myAutomaticPosition = Standard_True;
149}
150
151//=======================================================================
152//function : Type
153//purpose :
154//=======================================================================
155
156AIS_KindOfInteractive AIS_Plane::Type() const
157{return AIS_KOI_Datum;}
158
159
160//=======================================================================
161//function : Signature
162//purpose :
163//=======================================================================
164
165Standard_Integer AIS_Plane::Signature() const
166{return 7;}
167
168
169//=======================================================================
170//function : Axis2Placement
171//purpose :
172//=======================================================================
173
174Handle(Geom_Axis2Placement) AIS_Plane::Axis2Placement()
175{
176 Handle(Geom_Axis2Placement) Bid;
177 return IsXYZPlane() ? myAx2:Bid;
178}
179//=======================================================================
180//function : SetAxis2Placement
181//purpose :
182//=======================================================================
183
184 void AIS_Plane::SetAxis2Placement(const Handle(Geom_Axis2Placement)& aComponent,
185 const AIS_TypeOfPlane aPlaneType)
186{
187 myTypeOfPlane = aPlaneType;
188 myIsXYZPlane = Standard_True;
189 myAx2= aComponent;
190 myAutomaticPosition = Standard_True;
191 ComputeFields();
192}
193
194//=======================================================================
195//function : PlaneAttributes
196//purpose :
197//=======================================================================
198Standard_Boolean AIS_Plane::PlaneAttributes(Handle(Geom_Plane)& aComponent,
199 gp_Pnt& aCenter,
200 gp_Pnt& aPmin,
201 gp_Pnt& aPmax)
202{
203 Standard_Boolean aStatus (Standard_False);
204 if (!myAutomaticPosition){
205 aComponent = myComponent;
206 aCenter = myCenter;
207 aPmin = myPmin;
208 aPmax = myPmax;
209 aStatus = Standard_True;
210 }
211 return aStatus;
212}
213
214//=======================================================================
215//function : SetPlaneAttributes
216//purpose :
217//=======================================================================
218void AIS_Plane::SetPlaneAttributes(const Handle(Geom_Plane)& aComponent,
219 const gp_Pnt& aCenter,
220 const gp_Pnt& aPmin,
221 const gp_Pnt& aPmax)
222{
223 myAutomaticPosition = Standard_False;
224 myComponent = aComponent;
225 myCenter = aCenter;
226 myPmin = aPmin;
227 myPmax = aPmax;
228 myTypeOfPlane = AIS_TOPL_Unknown;
229 myIsXYZPlane = Standard_False;
230}
231
232//=======================================================================
233//function : Compute
234//purpose :
235//=======================================================================
236void AIS_Plane::Compute(const Handle(PrsMgr_PresentationManager3d)& ,
237 const Handle(Prs3d_Presentation)& aPresentation,
238 const Standard_Integer aMode)
239{
240 aPresentation->Clear();
241
242 ComputeFields();
243 aPresentation->SetInfiniteState(myInfiniteState);
b8ddfc2f 244 myDrawer->PlaneAspect()->EdgesAspect()->SetWidth(myCurrentMode == 0? 1 : 3);
245
246 switch (aMode)
247 {
248 case 0:
249 {
250 if (!myIsXYZPlane)
251 {
252 ComputeFrame();
253 const Handle(Geom_Plane)& pl = myComponent;
c5f3a425 254 Handle(Geom_Plane) thegoodpl (Handle(Geom_Plane)::DownCast(pl->Translated(pl->Location(),myCenter)));
b8ddfc2f 255 GeomAdaptor_Surface surf(thegoodpl);
256 StdPrs_Plane::Add(aPresentation,surf,myDrawer);
257 }
258 else
259 DsgPrs_XYZPlanePresentation::Add(aPresentation,myDrawer,myCenter,myPmin,myPmax);
260 break;
7fd59977 261 }
b8ddfc2f 262 case 1:
263 {
264 if (!myIsXYZPlane)
265 {
266 ComputeFrame();
267 Handle(Prs3d_PlaneAspect) theaspect = myDrawer->PlaneAspect();
268 Handle(Graphic3d_Group) TheGroup = Prs3d_Root::CurrentGroup(aPresentation);
269 TheGroup->SetPrimitivesAspect(myDrawer->ShadingAspect()->Aspect());
270 gp_Pnt p1;
271 const Standard_Real Xmax = 0.5*Standard_Real(theaspect->PlaneXLength());
272 const Standard_Real Ymax = 0.5*Standard_Real(theaspect->PlaneYLength());
273
274 Handle(Graphic3d_ArrayOfQuadrangles) aQuads = new Graphic3d_ArrayOfQuadrangles(4);
275
276 myComponent->D0(-Xmax,Ymax,p1);
277 aQuads->AddVertex(p1);
278 myComponent->D0(Xmax,Ymax,p1);
279 aQuads->AddVertex(p1);
280 myComponent->D0(Xmax,-Ymax,p1);
281 aQuads->AddVertex(p1);
282 myComponent->D0(-Xmax,-Ymax,p1);
283 aQuads->AddVertex(p1);
284
285 TheGroup->AddPrimitiveArray(aQuads);
7fd59977 286 }
b8ddfc2f 287 else
288 DsgPrs_ShadedPlanePresentation::Add(aPresentation,myDrawer,myCenter,myPmin,myPmax);
289 break;
7fd59977 290 }
291 }
7fd59977 292}
293
857ffd5e 294void AIS_Plane::Compute(const Handle(Prs3d_Projector)& aProjector, const Handle(Geom_Transformation)& aTransformation, const Handle(Prs3d_Presentation)& aPresentation)
7fd59977 295{
b8ddfc2f 296 PrsMgr_PresentableObject::Compute(aProjector, aTransformation, aPresentation);
7fd59977 297}
298
299//=======================================================================
300//function : ComputeSelection
301//purpose :
302//=======================================================================
51f8f60c 303void AIS_Plane::ComputeSelection (const Handle(SelectMgr_Selection)& theSelection, const Standard_Integer /*theMode*/)
7fd59977 304{
51f8f60c 305 theSelection->Clear();
306 Handle(SelectMgr_EntityOwner) aSensitiveOwner = new SelectMgr_EntityOwner (this, 10);
307 Handle(Poly_Triangulation) aSensitivePoly;
7fd59977 308
51f8f60c 309 if (!myIsXYZPlane)
310 {
311 // plane representing rectangle
312 Standard_Real aLengthX = myDrawer->PlaneAspect()->PlaneXLength() / 2.0;
313 Standard_Real aLengthY = myDrawer->PlaneAspect()->PlaneYLength() / 2.0;
314 Handle(Geom_Plane) aPlane =
315 Handle(Geom_Plane)::DownCast (myComponent->Translated (myComponent->Location(), myCenter));
316
317 TColgp_Array1OfPnt aRectanglePoints (1, 4);
318 aPlane->D0 ( aLengthX, aLengthY, aRectanglePoints.ChangeValue (1));
319 aPlane->D0 ( aLengthX, -aLengthY, aRectanglePoints.ChangeValue (2));
320 aPlane->D0 (-aLengthX, -aLengthY, aRectanglePoints.ChangeValue (3));
321 aPlane->D0 (-aLengthX, aLengthY, aRectanglePoints.ChangeValue (4));
322
323 Poly_Array1OfTriangle aTriangles (1, 2);
324 aTriangles.ChangeValue (1) = Poly_Triangle (1, 2, 3);
325 aTriangles.ChangeValue (2) = Poly_Triangle (1, 3, 4);
326
327 aSensitivePoly = new Poly_Triangulation (aRectanglePoints, aTriangles);
7fd59977 328 }
51f8f60c 329 else
330 {
331 // plane representing triangle
332 TColgp_Array1OfPnt aTrianglePoints (1, 3);
333 aTrianglePoints.ChangeValue (1) = myCenter;
334 aTrianglePoints.ChangeValue (2) = myPmin;
335 aTrianglePoints.ChangeValue (3) = myPmax;
7fd59977 336
51f8f60c 337 Poly_Array1OfTriangle aTriangles (1, 1);
338 aTriangles.ChangeValue (1) = Poly_Triangle(1, 2, 3);
339
340 aSensitivePoly = new Poly_Triangulation (aTrianglePoints, aTriangles);
7fd59977 341 }
7fd59977 342
51f8f60c 343 Standard_Boolean isSensitiveInterior = myTypeOfSensitivity == Select3D_TOS_INTERIOR;
7fd59977 344
51f8f60c 345 Handle(Select3D_SensitiveTriangulation) aSensitive =
346 new Select3D_SensitiveTriangulation (aSensitiveOwner,
347 aSensitivePoly,
348 TopLoc_Location(),
349 isSensitiveInterior);
7fd59977 350
51f8f60c 351 theSelection->Add(aSensitive);
352}
7fd59977 353
354//=======================================================================
355//function : SetSize
356//purpose :
357//=======================================================================
358void AIS_Plane::SetSize(const Standard_Real aLength)
359{
360 SetSize(aLength,aLength);
361}
362
363void AIS_Plane::SetSize(const Standard_Real aXLength,
364 const Standard_Real aYLength)
365{
81bba717 366 //if the plane already has a proper color or size,
367 //there is already a specific PlaneAspect and DatumAspect
7fd59977 368
369 Handle(Prs3d_PlaneAspect) PA;
370 Handle(Prs3d_DatumAspect) DA;
371
372 PA = myDrawer->PlaneAspect();
373 DA = myDrawer->DatumAspect();
374
375 Standard_Boolean yenavaitPA(Standard_True),yenavaitDA(Standard_True);
6262338c 376 if(myDrawer->HasLink() && myDrawer->Link()->PlaneAspect() == PA){
7fd59977 377 yenavaitPA = Standard_False;
378 PA = new Prs3d_PlaneAspect();}
6262338c 379 if(myDrawer->HasLink() && myDrawer->Link()->DatumAspect() == DA){
7fd59977 380 yenavaitDA = Standard_False;
381 DA = new Prs3d_DatumAspect();
382 }
383
384 PA->SetPlaneLength(aXLength,aYLength);
385 DA->SetAxisLength(aXLength,aYLength,aXLength);
386
387 if(!yenavaitPA)
388 myDrawer->SetPlaneAspect(PA);
389 if(!yenavaitDA)
390 myDrawer->SetDatumAspect(DA);
391
392
393 myHasOwnSize = Standard_True;
394 Update();
395 UpdateSelection();
396}
397
398
399//=======================================================================
400//function : UnsetSize
81bba717 401//purpose : If there is a color, the size is restaured from the drawer of the context...
7fd59977 402//=======================================================================
403void AIS_Plane::UnsetSize()
404{
405
406 if(!myHasOwnSize) return;
6262338c 407 if(!hasOwnColor)
408 {
409 myDrawer->SetPlaneAspect (Handle(Prs3d_PlaneAspect)());
410 myDrawer->SetDatumAspect (Handle(Prs3d_DatumAspect)());
7fd59977 411 }
412 else{
6262338c 413 const Handle(Prs3d_PlaneAspect) PA = myDrawer->HasLink() ? myDrawer->Link()->PlaneAspect() :
414 new Prs3d_PlaneAspect();
415 const Handle(Prs3d_DatumAspect) DA = myDrawer->HasLink() ? myDrawer->Link()->DatumAspect() :
416 new Prs3d_DatumAspect();
7fd59977 417
418 myDrawer->PlaneAspect()->SetPlaneLength(PA->PlaneXLength(),PA->PlaneYLength());
419 myDrawer->DatumAspect()->SetAxisLength(DA->FirstAxisLength(),
420 DA->SecondAxisLength(),
421 DA->ThirdAxisLength());
422 }
423
424 myHasOwnSize = Standard_False;
425 Update();
426 UpdateSelection();
427
428}
429
430//=======================================================================
431//function : Size
432//purpose :
433//=======================================================================
434
435Standard_Boolean AIS_Plane::Size(Standard_Real& X,Standard_Real& Y) const
436{
437 X = myDrawer->PlaneAspect()->PlaneXLength();
438 Y = myDrawer->PlaneAspect()->PlaneYLength();
439 return Abs(X-Y)<=Precision::Confusion();
440}
441
442
443//=======================================================================
444//function : SetColor
445//purpose :
446//=======================================================================
447
448
449void AIS_Plane::SetColor(const Quantity_NameOfColor aCol)
7fd59977 450{
451 SetColor(Quantity_Color(aCol));
452}
453
454void AIS_Plane::SetColor(const Quantity_Color &aCol)
7fd59977 455{
81bba717 456 // if the plane already has its proper size, there is an already created planeaspect
7fd59977 457// Standard_Boolean yenadeja = hasOwnColor || myHasOwnSize;
458 Handle(Prs3d_PlaneAspect) PA;
459 Handle(Prs3d_DatumAspect) DA;
460
461 PA = myDrawer->PlaneAspect();
462 DA = myDrawer->DatumAspect();
463
464 Standard_Boolean yenavaitPA(Standard_True),yenavaitDA(Standard_True);
6262338c 465 if(myDrawer->HasLink() && myDrawer->Link()->PlaneAspect() == PA){
7fd59977 466 yenavaitPA = Standard_False;
467 PA = new Prs3d_PlaneAspect();}
6262338c 468 if(myDrawer->HasLink() && myDrawer->Link()->DatumAspect() == DA){
7fd59977 469 yenavaitDA = Standard_False;
470 DA = new Prs3d_DatumAspect();
471 }
472
473 PA->EdgesAspect()->SetColor(aCol);
474 DA->FirstAxisAspect()->SetColor(aCol);
475 DA->SecondAxisAspect()->SetColor(aCol);
476 DA->ThirdAxisAspect()->SetColor(aCol);
477
478 if(!yenavaitPA)
479 myDrawer->SetPlaneAspect(PA);
480 if(!yenavaitDA)
481 myDrawer->SetDatumAspect(DA);
482
483 myDrawer->ShadingAspect()->SetColor(aCol);
484
485 hasOwnColor=Standard_True;
486 myOwnColor = aCol;
487}
488//=======================================================================
489//function : SetColor
490//purpose :
491//=======================================================================
492void AIS_Plane::UnsetColor()
493{
494 if(!hasOwnColor) return;
6262338c 495 if(!myHasOwnSize)
496 {
497 myDrawer->SetPlaneAspect (Handle(Prs3d_PlaneAspect)());
498 myDrawer->SetDatumAspect (Handle(Prs3d_DatumAspect)());
7fd59977 499 }
500 else{
6262338c 501 const Handle(Prs3d_PlaneAspect) PA = myDrawer->HasLink() ? myDrawer->Link()->PlaneAspect() :
502 new Prs3d_PlaneAspect();
7fd59977 503// const Handle(Prs3d_DatumAspect)& DA = myDrawer->Link()->DatumAspect();
504 Quantity_Color C;Aspect_TypeOfLine T;Standard_Real W;
505 PA->EdgesAspect()->Aspect()->Values(C,T,W);
506 Quantity_NameOfColor Col = C.Name();
507 myDrawer->PlaneAspect()->EdgesAspect()->SetColor(Col);
508
509 myDrawer->DatumAspect()->FirstAxisAspect()->SetColor(Col);
510 myDrawer->DatumAspect()->SecondAxisAspect()->SetColor(Col);
511 myDrawer->DatumAspect()->ThirdAxisAspect()->SetColor(Col);
512 }
513
514
515 hasOwnColor=Standard_False;
516
517}
518
519//=======================================================================
520//function : ComputeFrame
521//purpose :
522//=======================================================================
523void AIS_Plane::ComputeFrame()
524{
525
526 const Handle(Geom_Plane)& pl = myComponent;
527 Standard_Real U,V;
528
529 if (myAutomaticPosition) {
530 ElSLib::Parameters(pl->Pln(),myCenter,U,V);
531 pl->D0 (U, V, myCenter);
532 }
533 else {
c5f3a425 534 Handle(Geom_Plane) thegoodpl (Handle(Geom_Plane)::DownCast(pl->Translated(pl->Location(),myCenter)));
7fd59977 535 ElSLib::Parameters(thegoodpl->Pln(),myPmin,U,V);
536
537 U = 2.4*Abs(U);
538 V = 2.4*Abs(V);
539 if (U < 10*Precision::Confusion()) U=0.1;
540 if (V < 10*Precision::Confusion()) V=0.1;
541 SetSize(U,V);
542 myDrawer->PlaneAspect()->SetPlaneLength(U,V);
543 }
544}
545
546//=======================================================================
7fd59977 547//function : Compute
548//purpose : to avoid warning
549//=======================================================================
550void AIS_Plane::Compute(const Handle(Prs3d_Projector)&,
551 const Handle(Prs3d_Presentation)&)
552{
553}
554
555//=======================================================================
556//function : ComputeFields
557//purpose :
558//=======================================================================
559void AIS_Plane::ComputeFields()
560{
561 if (myIsXYZPlane){
562 Handle (Prs3d_DatumAspect) DA = myDrawer->DatumAspect();
563
564 gp_Pnt Orig = myAx2->Ax2().Location();
565 gp_Dir oX = myAx2->Ax2().XDirection();
566 gp_Dir oY = myAx2->Ax2().YDirection();
567 gp_Dir oZ = myAx2->Ax2().Direction();
568 myCenter = Orig;
569 Standard_Real xo,yo,zo,x1,y1,z1,x2,y2,z2,x3,y3,z3,x4=0,y4=0,z4=0;
570 Standard_Real x5=0,y5=0,z5=0;
571 Orig.Coord(xo,yo,zo);
572 oX.Coord(x1,y1,z1);
573 oY.Coord(x2,y2,z2);
574 oZ.Coord(x3,y3,z3);
575 Standard_Real DS1 = DA->FirstAxisLength();
576 Standard_Real DS2 = DA->SecondAxisLength();
577 Standard_Real DS3 = DA->ThirdAxisLength();
578// gp_Pnt aPt2,aPt3;
579
580 switch (myTypeOfPlane) {
581 case AIS_TOPL_XYPlane:
582 {
583 gp_Pln XYP(0,0,1,0);
584 myComponent = new Geom_Plane(XYP);
585 x4=xo+x1*DS1; y4=yo+y1*DS1; z4=zo+z1*DS1;
586 x5=xo+x2*DS2; y5=yo+y2*DS2; z5=zo+z2*DS2;
587 break;
588 }
589 case AIS_TOPL_XZPlane:
590 {
591 gp_Pln XZP(0,1,0,0);
592 myComponent = new Geom_Plane(XZP);
593 x4=xo+x1*DS1; y4=yo+y1*DS1; z4=zo+z1*DS1;
594 x5=xo+x3*DS3; y5=yo+y3*DS3; z5=zo+z3*DS3;
595 break;
596 }
597 case AIS_TOPL_YZPlane:
598 {
599 gp_Pln XZP(1,0,0,0);
600 myComponent = new Geom_Plane(XZP);
601 x4=xo+x2*DS2; y4=yo+y2*DS2; z4=zo+z2*DS2;
602 x5=xo+x3*DS3; y5=yo+y3*DS3; z5=zo+z3*DS3;
603 break;
604 }
605 default:
606 break;
607 }
608 myPmin.SetCoord(x4,y4,z4);
609 myPmax.SetCoord(x5,y5,z5);
610 }
611
612}
613//=======================================================================
614//function : InitDrawerAttributes
615//purpose :
616//=======================================================================
617
618void AIS_Plane::InitDrawerAttributes()
619{
620
621 Handle(Prs3d_ShadingAspect) shasp = new Prs3d_ShadingAspect();
622 shasp->SetMaterial(Graphic3d_NOM_PLASTIC);
623 shasp->SetColor(Quantity_NOC_GRAY40);
624 myDrawer->SetShadingAspect(shasp);
625 Handle(Graphic3d_AspectFillArea3d) asf = shasp->Aspect();
626 Graphic3d_MaterialAspect asp = asf->FrontMaterial();
627 asp.SetTransparency(0.8);
628 asf->SetFrontMaterial(asp);
629 asf->SetBackMaterial(asp);
630
631
632}
633
634//=======================================================================
635//function : AcceptDisplayMode
636//purpose :
637//=======================================================================
638
639Standard_Boolean AIS_Plane::
640AcceptDisplayMode(const Standard_Integer aMode) const
641{return aMode == 0;}
642
643
644//=======================================================================
645//function : SetContext
646//purpose :
647//=======================================================================
648
649void AIS_Plane::SetContext(const Handle(AIS_InteractiveContext)& Ctx)
650{
651 AIS_InteractiveObject::SetContext(Ctx);
652 ComputeFields();
653
654}
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