| 1 | // Created on: 1996-12-18 |
| 2 | // Created by: Robert COUBLANC |
| 3 | // Copyright (c) 1996-1999 Matra Datavision |
| 4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
| 5 | // |
| 6 | // This file is part of Open CASCADE Technology software library. |
| 7 | // |
| 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 |
| 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. |
| 13 | // |
| 14 | // Alternatively, this file may be used under the terms of Open CASCADE |
| 15 | // commercial license or contractual agreement. |
| 16 | |
| 17 | // Modified : 22/03/04 ; SAN : OCC4895 High-level interface for controlling polygon offsets |
| 18 | |
| 19 | #include <AIS_InteractiveObject.ixx> |
| 20 | |
| 21 | #include <Aspect_PolygonOffsetMode.hxx> |
| 22 | #include <Prs3d_ShadingAspect.hxx> |
| 23 | #include <Prs3d_LineAspect.hxx> |
| 24 | #include <Prs3d_PointAspect.hxx> |
| 25 | #include <Prs3d_TextAspect.hxx> |
| 26 | #include <Prs3d_Presentation.hxx> |
| 27 | #include <Prs3d_Root.hxx> |
| 28 | #include <PrsMgr_ModedPresentation.hxx> |
| 29 | #include <PrsMgr_PresentationManager3d.hxx> |
| 30 | #include <TColStd_ListIteratorOfListOfInteger.hxx> |
| 31 | #include <AIS_GraphicTool.hxx> |
| 32 | #include <Graphic3d_AspectFillArea3d.hxx> |
| 33 | #include <Graphic3d_AspectLine3d.hxx> |
| 34 | #include <Graphic3d_AspectMarker3d.hxx> |
| 35 | #include <Graphic3d_AspectText3d.hxx> |
| 36 | #include <Graphic3d_BndBox4f.hxx> |
| 37 | #include <Graphic3d_CStructure.hxx> |
| 38 | #include <Graphic3d_Group.hxx> |
| 39 | #include <Graphic3d_Structure.hxx> |
| 40 | |
| 41 | |
| 42 | //======================================================================= |
| 43 | //function : AIS_InteractiveObject |
| 44 | //purpose : |
| 45 | //======================================================================= |
| 46 | |
| 47 | AIS_InteractiveObject:: |
| 48 | AIS_InteractiveObject(const PrsMgr_TypeOfPresentation3d aTypeOfPresentation3d): |
| 49 | SelectMgr_SelectableObject(aTypeOfPresentation3d), |
| 50 | myTransparency(0.), |
| 51 | myOwnColor(Quantity_NOC_WHITE), |
| 52 | myOwnMaterial(Graphic3d_NOM_DEFAULT), |
| 53 | myHilightMode(-1), |
| 54 | myOwnWidth(0.0), |
| 55 | myInfiniteState(Standard_False), |
| 56 | hasOwnColor(Standard_False), |
| 57 | hasOwnMaterial(Standard_False), |
| 58 | myCurrentFacingModel(Aspect_TOFM_BOTH_SIDE), |
| 59 | myRecomputeEveryPrs(Standard_True), |
| 60 | myCTXPtr(NULL), |
| 61 | mySelPriority(-1), |
| 62 | myDisplayMode (-1), |
| 63 | mySelectionMode(0), |
| 64 | mystate(0) |
| 65 | { |
| 66 | Handle (AIS_InteractiveContext) Bid; |
| 67 | myCTXPtr = Bid.operator->(); |
| 68 | SetCurrentFacingModel(); |
| 69 | } |
| 70 | |
| 71 | //======================================================================= |
| 72 | //function : Redisplay |
| 73 | //purpose : |
| 74 | //======================================================================= |
| 75 | void AIS_InteractiveObject::Redisplay (const Standard_Boolean AllModes) |
| 76 | { |
| 77 | if (myCTXPtr == NULL) |
| 78 | return; |
| 79 | |
| 80 | myCTXPtr->Redisplay (this, Standard_False, AllModes); |
| 81 | } |
| 82 | |
| 83 | //======================================================================= |
| 84 | //function : Type |
| 85 | //purpose : |
| 86 | //======================================================================= |
| 87 | |
| 88 | AIS_KindOfInteractive AIS_InteractiveObject::Type() const |
| 89 | {return AIS_KOI_None;} |
| 90 | |
| 91 | //======================================================================= |
| 92 | //function : Signature |
| 93 | //purpose : |
| 94 | //======================================================================= |
| 95 | |
| 96 | Standard_Integer AIS_InteractiveObject::Signature() const |
| 97 | {return -1;} |
| 98 | |
| 99 | //======================================================================= |
| 100 | //function : RecomputeEveryPrs |
| 101 | //purpose : |
| 102 | //======================================================================= |
| 103 | |
| 104 | Standard_Boolean AIS_InteractiveObject::RecomputeEveryPrs() const |
| 105 | {return myRecomputeEveryPrs;} |
| 106 | |
| 107 | //======================================================================= |
| 108 | //function : |
| 109 | //purpose : |
| 110 | //======================================================================= |
| 111 | Standard_Boolean AIS_InteractiveObject::HasInteractiveContext() const |
| 112 | { |
| 113 | Handle (AIS_InteractiveContext) aNull; |
| 114 | return (myCTXPtr != aNull.operator->()); |
| 115 | } |
| 116 | |
| 117 | //======================================================================= |
| 118 | //function : |
| 119 | //purpose : |
| 120 | //======================================================================= |
| 121 | Handle(AIS_InteractiveContext) AIS_InteractiveObject::GetContext() const |
| 122 | { |
| 123 | return myCTXPtr; |
| 124 | } |
| 125 | |
| 126 | //======================================================================= |
| 127 | //function : |
| 128 | //purpose : |
| 129 | //======================================================================= |
| 130 | void AIS_InteractiveObject::SetContext(const Handle(AIS_InteractiveContext)& aCtx) |
| 131 | { |
| 132 | myCTXPtr = aCtx.operator->(); |
| 133 | if( aCtx.IsNull()) |
| 134 | return; |
| 135 | myDrawer->Link(aCtx->DefaultDrawer()); |
| 136 | } |
| 137 | |
| 138 | //======================================================================= |
| 139 | //function : |
| 140 | //purpose : |
| 141 | //======================================================================= |
| 142 | Standard_Boolean AIS_InteractiveObject::HasOwner() const |
| 143 | { |
| 144 | return (!myOwner.IsNull()); |
| 145 | } |
| 146 | |
| 147 | |
| 148 | |
| 149 | //======================================================================= |
| 150 | //function : |
| 151 | //purpose : |
| 152 | //======================================================================= |
| 153 | void AIS_InteractiveObject::ClearOwner() |
| 154 | { |
| 155 | myOwner.Nullify(); |
| 156 | } |
| 157 | |
| 158 | //======================================================================= |
| 159 | //function : |
| 160 | //purpose : |
| 161 | //======================================================================= |
| 162 | Standard_Boolean AIS_InteractiveObject::HasUsers() const |
| 163 | { |
| 164 | return (!myUsers.IsEmpty()); |
| 165 | } |
| 166 | |
| 167 | |
| 168 | //======================================================================= |
| 169 | //function : |
| 170 | //purpose : |
| 171 | //======================================================================= |
| 172 | void AIS_InteractiveObject::AddUser(const Handle(Standard_Transient)& aUser) |
| 173 | { |
| 174 | myUsers.Append(aUser); |
| 175 | } |
| 176 | |
| 177 | //======================================================================= |
| 178 | //function : |
| 179 | //purpose : |
| 180 | //======================================================================= |
| 181 | void AIS_InteractiveObject::ClearUsers() |
| 182 | { |
| 183 | myUsers.Clear(); |
| 184 | } |
| 185 | |
| 186 | |
| 187 | //======================================================================= |
| 188 | //function : |
| 189 | //purpose : |
| 190 | //======================================================================= |
| 191 | void AIS_InteractiveObject::SetDisplayMode(const Standard_Integer aMode) |
| 192 | { |
| 193 | if( AcceptDisplayMode(aMode) ) |
| 194 | myDisplayMode = aMode; |
| 195 | } |
| 196 | |
| 197 | |
| 198 | //======================================================================= |
| 199 | //function : |
| 200 | //purpose : |
| 201 | //======================================================================= |
| 202 | void AIS_InteractiveObject::SetSelectionMode(const Standard_Integer aMode) |
| 203 | { |
| 204 | mySelectionMode = aMode; |
| 205 | } |
| 206 | |
| 207 | |
| 208 | |
| 209 | //======================================================================= |
| 210 | //function : |
| 211 | //purpose : |
| 212 | //======================================================================= |
| 213 | void AIS_InteractiveObject::SetCurrentFacingModel(const Aspect_TypeOfFacingModel aModel) { |
| 214 | myCurrentFacingModel = aModel; |
| 215 | } |
| 216 | |
| 217 | //======================================================================= |
| 218 | //function : CurrentFacingModel |
| 219 | //purpose : |
| 220 | //======================================================================= |
| 221 | |
| 222 | Aspect_TypeOfFacingModel AIS_InteractiveObject::CurrentFacingModel() const { |
| 223 | return myCurrentFacingModel; |
| 224 | } |
| 225 | |
| 226 | //======================================================================= |
| 227 | //function : SetColor |
| 228 | //purpose : |
| 229 | //======================================================================= |
| 230 | |
| 231 | void AIS_InteractiveObject::SetColor(const Quantity_NameOfColor aColor) |
| 232 | { |
| 233 | SetColor(Quantity_Color(aColor)); |
| 234 | } |
| 235 | |
| 236 | //======================================================================= |
| 237 | //function : SetColor |
| 238 | //purpose : |
| 239 | //======================================================================= |
| 240 | |
| 241 | void AIS_InteractiveObject::SetColor(const Quantity_Color &aColor) |
| 242 | { |
| 243 | myOwnColor = aColor; |
| 244 | hasOwnColor = Standard_True; |
| 245 | } |
| 246 | |
| 247 | //======================================================================= |
| 248 | //function : UnsetColor |
| 249 | //purpose : |
| 250 | //======================================================================= |
| 251 | void AIS_InteractiveObject::UnsetColor() |
| 252 | { |
| 253 | hasOwnColor = Standard_False; |
| 254 | } |
| 255 | |
| 256 | //======================================================================= |
| 257 | //function : |
| 258 | //purpose : |
| 259 | //======================================================================= |
| 260 | void AIS_InteractiveObject::SetWidth(const Standard_Real aValue) |
| 261 | { |
| 262 | myOwnWidth = aValue; |
| 263 | } |
| 264 | |
| 265 | //======================================================================= |
| 266 | //function : |
| 267 | //purpose : |
| 268 | //======================================================================= |
| 269 | void AIS_InteractiveObject::UnsetWidth() |
| 270 | { |
| 271 | myOwnWidth = 0.; |
| 272 | } |
| 273 | |
| 274 | |
| 275 | //======================================================================= |
| 276 | //function : |
| 277 | //purpose : |
| 278 | //======================================================================= |
| 279 | void AIS_InteractiveObject::SetMaterial(const Graphic3d_NameOfMaterial aName) |
| 280 | { |
| 281 | if( HasColor() || IsTransparent() || HasMaterial() ) |
| 282 | { |
| 283 | myDrawer->ShadingAspect()->SetMaterial(aName); |
| 284 | } |
| 285 | else |
| 286 | { |
| 287 | myDrawer->SetShadingAspect(new Prs3d_ShadingAspect()); |
| 288 | myDrawer->ShadingAspect()->SetMaterial(aName); |
| 289 | } |
| 290 | myOwnMaterial = aName; |
| 291 | hasOwnMaterial = Standard_True; |
| 292 | } |
| 293 | |
| 294 | //======================================================================= |
| 295 | //function : SetMaterial |
| 296 | //purpose : |
| 297 | //======================================================================= |
| 298 | void AIS_InteractiveObject::SetMaterial (const Graphic3d_MaterialAspect& theMaterial) |
| 299 | { |
| 300 | if (!HasColor() && !IsTransparent() && !HasMaterial()) |
| 301 | { |
| 302 | myDrawer->SetShadingAspect (new Prs3d_ShadingAspect); |
| 303 | } |
| 304 | |
| 305 | myDrawer->ShadingAspect()->SetMaterial (theMaterial); |
| 306 | |
| 307 | hasOwnMaterial = Standard_True; |
| 308 | } |
| 309 | |
| 310 | //======================================================================= |
| 311 | //function : UnsetMaterial |
| 312 | //purpose : |
| 313 | //======================================================================= |
| 314 | void AIS_InteractiveObject::UnsetMaterial() |
| 315 | { |
| 316 | if (!HasMaterial()) |
| 317 | { |
| 318 | return; |
| 319 | } |
| 320 | |
| 321 | if (HasColor() || IsTransparent()) |
| 322 | { |
| 323 | if(myDrawer->HasLink()) |
| 324 | { |
| 325 | myDrawer->ShadingAspect()->SetMaterial (AIS_GraphicTool::GetMaterial (myDrawer->Link())); |
| 326 | } |
| 327 | |
| 328 | if (HasColor()) |
| 329 | { |
| 330 | SetColor (myOwnColor); |
| 331 | } |
| 332 | |
| 333 | if (IsTransparent()) |
| 334 | { |
| 335 | SetTransparency (myTransparency); |
| 336 | } |
| 337 | } |
| 338 | else |
| 339 | { |
| 340 | Handle(Prs3d_ShadingAspect) anAspect; |
| 341 | myDrawer->SetShadingAspect (anAspect); |
| 342 | } |
| 343 | |
| 344 | hasOwnMaterial = Standard_False; |
| 345 | } |
| 346 | |
| 347 | //======================================================================= |
| 348 | //function : SetTransparency |
| 349 | //purpose : |
| 350 | //======================================================================= |
| 351 | void AIS_InteractiveObject::SetTransparency(const Standard_Real aValue) |
| 352 | { |
| 353 | if(!HasColor() && !IsTransparent() && !HasMaterial()) |
| 354 | { |
| 355 | myDrawer->SetShadingAspect(new Prs3d_ShadingAspect()); |
| 356 | if(myDrawer->HasLink()) |
| 357 | myDrawer->ShadingAspect()->SetMaterial(AIS_GraphicTool::GetMaterial(myDrawer->Link())); |
| 358 | } |
| 359 | Graphic3d_MaterialAspect FMat = myDrawer->ShadingAspect()->Aspect()->FrontMaterial(); |
| 360 | Graphic3d_MaterialAspect BMat = myDrawer->ShadingAspect()->Aspect()->BackMaterial(); |
| 361 | FMat.SetTransparency(aValue); BMat.SetTransparency(aValue); |
| 362 | myDrawer->ShadingAspect()->Aspect()->SetFrontMaterial(FMat); |
| 363 | myDrawer->ShadingAspect()->Aspect()->SetBackMaterial(BMat); |
| 364 | myTransparency = aValue; |
| 365 | } |
| 366 | |
| 367 | //======================================================================= |
| 368 | //function : UnsetTransparency |
| 369 | //purpose : |
| 370 | //======================================================================= |
| 371 | void AIS_InteractiveObject::UnsetTransparency() |
| 372 | { |
| 373 | if(HasColor() || HasMaterial() ) |
| 374 | { |
| 375 | Graphic3d_MaterialAspect FMat = myDrawer->ShadingAspect()->Aspect()->FrontMaterial(); |
| 376 | Graphic3d_MaterialAspect BMat = myDrawer->ShadingAspect()->Aspect()->BackMaterial(); |
| 377 | FMat.SetTransparency(0.); BMat.SetTransparency(0.); |
| 378 | myDrawer->ShadingAspect()->Aspect()->SetFrontMaterial(FMat); |
| 379 | myDrawer->ShadingAspect()->Aspect()->SetBackMaterial(BMat); |
| 380 | } |
| 381 | else{ |
| 382 | Handle (Prs3d_ShadingAspect) SA; |
| 383 | myDrawer->SetShadingAspect(SA); |
| 384 | } |
| 385 | myTransparency =0.0; |
| 386 | } |
| 387 | //======================================================================= |
| 388 | //function : Transparency |
| 389 | //purpose : |
| 390 | //======================================================================= |
| 391 | Standard_Real AIS_InteractiveObject::Transparency() const |
| 392 | { |
| 393 | return (myTransparency<=0.05 ? 0 : myTransparency); |
| 394 | // Graphic3d_MaterialAspect Mat = myDrawer->ShadingAspect()->Aspect()->FrontMaterial(); |
| 395 | // return Mat.Transparency(); |
| 396 | } |
| 397 | |
| 398 | //======================================================================= |
| 399 | //function : UnsetAttributes |
| 400 | //purpose : |
| 401 | //======================================================================= |
| 402 | void AIS_InteractiveObject::UnsetAttributes() |
| 403 | { |
| 404 | SelectMgr_SelectableObject::UnsetAttributes(); |
| 405 | |
| 406 | hasOwnColor = Standard_False; |
| 407 | hasOwnMaterial = Standard_False; |
| 408 | myOwnWidth = 0.0; |
| 409 | myTransparency = 0.0; |
| 410 | } |
| 411 | |
| 412 | //======================================================================= |
| 413 | //function : |
| 414 | //purpose : |
| 415 | //======================================================================= |
| 416 | void AIS_InteractiveObject::MustRecomputePrs(const Standard_Integer ) const |
| 417 | {} |
| 418 | |
| 419 | //======================================================================= |
| 420 | //function : |
| 421 | //purpose : |
| 422 | //======================================================================= |
| 423 | const TColStd_ListOfInteger& AIS_InteractiveObject::ListOfRecomputeModes() const |
| 424 | {return myToRecomputeModes;} |
| 425 | |
| 426 | //======================================================================= |
| 427 | //function : |
| 428 | //purpose : |
| 429 | //======================================================================= |
| 430 | void AIS_InteractiveObject::SetRecomputeOk() |
| 431 | {myToRecomputeModes.Clear();} |
| 432 | |
| 433 | |
| 434 | //======================================================================= |
| 435 | //function : AcceptDisplayMode |
| 436 | //purpose : |
| 437 | //======================================================================= |
| 438 | |
| 439 | Standard_Boolean AIS_InteractiveObject::AcceptDisplayMode(const Standard_Integer ) const |
| 440 | {return Standard_True;} |
| 441 | |
| 442 | //======================================================================= |
| 443 | //function : DefaultDisplayMode |
| 444 | //purpose : |
| 445 | //======================================================================= |
| 446 | |
| 447 | Standard_Integer AIS_InteractiveObject::DefaultDisplayMode() const |
| 448 | {return 0;} |
| 449 | |
| 450 | |
| 451 | //======================================================================= |
| 452 | //function : SetInfiniteState |
| 453 | //purpose : |
| 454 | //======================================================================= |
| 455 | void AIS_InteractiveObject::SetInfiniteState(const Standard_Boolean aFlag) |
| 456 | { |
| 457 | myInfiniteState = aFlag; |
| 458 | Handle(Prs3d_Presentation) P; |
| 459 | |
| 460 | for(Standard_Integer i =1; i<=myPresentations.Length();i++) |
| 461 | { |
| 462 | P = myPresentations(i).Presentation()->Presentation(); |
| 463 | if(!P.IsNull()) |
| 464 | P->SetInfiniteState(myInfiniteState); |
| 465 | } |
| 466 | } |
| 467 | |
| 468 | //======================================================================= |
| 469 | //function : HasPresentation |
| 470 | //purpose : |
| 471 | //======================================================================= |
| 472 | Standard_Boolean AIS_InteractiveObject::HasPresentation() const |
| 473 | { |
| 474 | return !GetContext().IsNull() |
| 475 | && GetContext()->MainPrsMgr()->HasPresentation (this, myDisplayMode); |
| 476 | } |
| 477 | |
| 478 | //======================================================================= |
| 479 | //function : Presentation |
| 480 | //purpose : |
| 481 | //======================================================================= |
| 482 | Handle(Prs3d_Presentation) AIS_InteractiveObject::Presentation() const |
| 483 | { |
| 484 | return HasPresentation() |
| 485 | ? GetContext()->MainPrsMgr()->Presentation (this, myDisplayMode)->Presentation() |
| 486 | : Handle(Prs3d_Presentation)(); |
| 487 | } |
| 488 | |
| 489 | //======================================================================= |
| 490 | //function : SetAspect |
| 491 | //purpose : |
| 492 | //======================================================================= |
| 493 | void AIS_InteractiveObject::SetAspect(const Handle(Prs3d_BasicAspect)& anAspect, |
| 494 | const Standard_Boolean globalChange) { |
| 495 | |
| 496 | if( HasPresentation() ) { |
| 497 | Handle(Prs3d_Presentation) prs = Presentation(); |
| 498 | { Handle(Prs3d_ShadingAspect) aspect = |
| 499 | Handle(Prs3d_ShadingAspect)::DownCast(anAspect); |
| 500 | if( !aspect.IsNull() ) { |
| 501 | if( globalChange ) prs->SetPrimitivesAspect(aspect->Aspect()); |
| 502 | Prs3d_Root::CurrentGroup(prs)->SetGroupPrimitivesAspect(aspect->Aspect()); |
| 503 | return; |
| 504 | } |
| 505 | } |
| 506 | { Handle(Prs3d_LineAspect) aspect = |
| 507 | Handle(Prs3d_LineAspect)::DownCast(anAspect); |
| 508 | if( !aspect.IsNull() ) { |
| 509 | if( globalChange ) prs->SetPrimitivesAspect(aspect->Aspect()); |
| 510 | Prs3d_Root::CurrentGroup(prs)->SetGroupPrimitivesAspect(aspect->Aspect()); |
| 511 | return; |
| 512 | } |
| 513 | } |
| 514 | { Handle(Prs3d_PointAspect) aspect = |
| 515 | Handle(Prs3d_PointAspect)::DownCast(anAspect); |
| 516 | if( !aspect.IsNull() ) { |
| 517 | if( globalChange ) prs->SetPrimitivesAspect(aspect->Aspect()); |
| 518 | Prs3d_Root::CurrentGroup(prs)->SetGroupPrimitivesAspect(aspect->Aspect()); |
| 519 | return; |
| 520 | } |
| 521 | } |
| 522 | { Handle(Prs3d_TextAspect) aspect = |
| 523 | Handle(Prs3d_TextAspect)::DownCast(anAspect); |
| 524 | if( !aspect.IsNull() ) { |
| 525 | if( globalChange ) prs->SetPrimitivesAspect(aspect->Aspect()); |
| 526 | Prs3d_Root::CurrentGroup(prs)->SetGroupPrimitivesAspect(aspect->Aspect()); |
| 527 | return; |
| 528 | } |
| 529 | } |
| 530 | } |
| 531 | } |
| 532 | |
| 533 | //======================================================================= |
| 534 | //function : SetPolygonOffsets |
| 535 | //purpose : |
| 536 | //======================================================================= |
| 537 | void AIS_InteractiveObject::SetPolygonOffsets(const Standard_Integer aMode, |
| 538 | const Standard_ShortReal aFactor, |
| 539 | const Standard_ShortReal aUnits) |
| 540 | { |
| 541 | if ( !HasPolygonOffsets() ) |
| 542 | myDrawer->SetShadingAspect(new Prs3d_ShadingAspect()); |
| 543 | |
| 544 | myDrawer->ShadingAspect()->Aspect()->SetPolygonOffsets( aMode, aFactor, aUnits ); |
| 545 | |
| 546 | // Modify existing presentations |
| 547 | for (Standard_Integer aPrsIter = 1, n = myPresentations.Length(); aPrsIter <= n; ++aPrsIter) |
| 548 | { |
| 549 | const Handle(PrsMgr_Presentation)& aPrs3d = myPresentations (aPrsIter).Presentation(); |
| 550 | if ( !aPrs3d.IsNull() ) { |
| 551 | const Handle(Graphic3d_Structure)& aStruct = aPrs3d->Presentation(); |
| 552 | if( !aStruct.IsNull() ) { |
| 553 | aStruct->SetPrimitivesAspect( myDrawer->ShadingAspect()->Aspect() ); |
| 554 | // Workaround for issue 23115: Need to update also groups, because their |
| 555 | // face aspect ALWAYS overrides the structure's. |
| 556 | const Graphic3d_SequenceOfGroup& aGroups = aStruct->Groups(); |
| 557 | for (Graphic3d_SequenceOfGroup::Iterator aGroupIter (aGroups); aGroupIter.More(); aGroupIter.Next()) |
| 558 | { |
| 559 | Handle(Graphic3d_Group)& aGrp = aGroupIter.ChangeValue(); |
| 560 | if (aGrp.IsNull() |
| 561 | || !aGrp->IsGroupPrimitivesAspectSet (Graphic3d_ASPECT_FILL_AREA)) |
| 562 | { |
| 563 | continue; |
| 564 | } |
| 565 | |
| 566 | Handle(Graphic3d_AspectFillArea3d) aFaceAsp = new Graphic3d_AspectFillArea3d(); |
| 567 | Handle(Graphic3d_AspectLine3d) aLineAsp = new Graphic3d_AspectLine3d(); |
| 568 | Handle(Graphic3d_AspectMarker3d) aPntAsp = new Graphic3d_AspectMarker3d(); |
| 569 | Handle(Graphic3d_AspectText3d) aTextAsp = new Graphic3d_AspectText3d(); |
| 570 | // TODO: Add methods for retrieving individual aspects from Graphic3d_Group |
| 571 | aGrp->GroupPrimitivesAspect(aLineAsp, aTextAsp, aPntAsp, aFaceAsp); |
| 572 | aFaceAsp->SetPolygonOffsets(aMode, aFactor, aUnits); |
| 573 | aGrp->SetGroupPrimitivesAspect(aFaceAsp); |
| 574 | } |
| 575 | } |
| 576 | } |
| 577 | } |
| 578 | } |
| 579 | |
| 580 | //======================================================================= |
| 581 | //function : HasPolygonOffsets |
| 582 | //purpose : |
| 583 | //======================================================================= |
| 584 | Standard_Boolean AIS_InteractiveObject::HasPolygonOffsets() const |
| 585 | { |
| 586 | return !( myDrawer->ShadingAspect().IsNull() || |
| 587 | ( myDrawer->HasLink() && |
| 588 | myDrawer->ShadingAspect() == myDrawer->Link()->ShadingAspect() ) ); |
| 589 | } |
| 590 | |
| 591 | //======================================================================= |
| 592 | //function : PolygonOffsets |
| 593 | //purpose : |
| 594 | //======================================================================= |
| 595 | void AIS_InteractiveObject::PolygonOffsets(Standard_Integer& aMode, |
| 596 | Standard_ShortReal& aFactor, |
| 597 | Standard_ShortReal& aUnits) const |
| 598 | { |
| 599 | if( HasPolygonOffsets() ) |
| 600 | myDrawer->ShadingAspect()->Aspect()->PolygonOffsets( aMode, aFactor, aUnits ); |
| 601 | } |
| 602 | |
| 603 | //======================================================================= |
| 604 | //function : BoundingBox |
| 605 | //purpose : Returns bounding box of object correspondingly to its |
| 606 | // current display mode |
| 607 | //======================================================================= |
| 608 | void AIS_InteractiveObject::BoundingBox (Bnd_Box& theBndBox) |
| 609 | { |
| 610 | if (myDisplayMode == -1) |
| 611 | { |
| 612 | if (!myPresentations.IsEmpty()) |
| 613 | { |
| 614 | const Handle(PrsMgr_Presentation)& aPrs3d = myPresentations.First().Presentation(); |
| 615 | const Handle(Graphic3d_Structure)& aStruct = aPrs3d->Presentation(); |
| 616 | const Graphic3d_BndBox4f& aBndBox = aStruct->CStructure()->BoundingBox(); |
| 617 | |
| 618 | if (!aBndBox.IsValid()) |
| 619 | { |
| 620 | theBndBox.SetVoid(); |
| 621 | return; |
| 622 | } |
| 623 | |
| 624 | theBndBox.Update (static_cast<Standard_Real> (aBndBox.CornerMin().x()), |
| 625 | static_cast<Standard_Real> (aBndBox.CornerMin().y()), |
| 626 | static_cast<Standard_Real> (aBndBox.CornerMin().z()), |
| 627 | static_cast<Standard_Real> (aBndBox.CornerMax().x()), |
| 628 | static_cast<Standard_Real> (aBndBox.CornerMax().y()), |
| 629 | static_cast<Standard_Real> (aBndBox.CornerMax().z())); |
| 630 | return; |
| 631 | } |
| 632 | else |
| 633 | { |
| 634 | for (PrsMgr_ListOfPresentableObjectsIter aPrsIter (Children()); aPrsIter.More(); aPrsIter.Next()) |
| 635 | { |
| 636 | Handle(AIS_InteractiveObject) aChild (Handle(AIS_InteractiveObject)::DownCast (aPrsIter.Value())); |
| 637 | if (aChild.IsNull()) |
| 638 | { |
| 639 | continue; |
| 640 | } |
| 641 | Bnd_Box aBox; |
| 642 | aChild->BoundingBox (aBox); |
| 643 | theBndBox.Add (aBox); |
| 644 | } |
| 645 | return; |
| 646 | } |
| 647 | } |
| 648 | else |
| 649 | { |
| 650 | for (Standard_Integer aPrsIter = 1; aPrsIter <= myPresentations.Length(); ++aPrsIter) |
| 651 | { |
| 652 | if (myPresentations (aPrsIter).Mode() == myDisplayMode) |
| 653 | { |
| 654 | const Handle(PrsMgr_Presentation)& aPrs3d = myPresentations (aPrsIter).Presentation(); |
| 655 | const Handle(Graphic3d_Structure)& aStruct = aPrs3d->Presentation(); |
| 656 | const Graphic3d_BndBox4f& aBndBox = aStruct->CStructure()->BoundingBox(); |
| 657 | |
| 658 | if (!aBndBox.IsValid()) |
| 659 | { |
| 660 | theBndBox.SetVoid(); |
| 661 | return; |
| 662 | } |
| 663 | |
| 664 | theBndBox.Update (static_cast<Standard_Real> (aBndBox.CornerMin().x()), |
| 665 | static_cast<Standard_Real> (aBndBox.CornerMin().y()), |
| 666 | static_cast<Standard_Real> (aBndBox.CornerMin().z()), |
| 667 | static_cast<Standard_Real> (aBndBox.CornerMax().x()), |
| 668 | static_cast<Standard_Real> (aBndBox.CornerMax().y()), |
| 669 | static_cast<Standard_Real> (aBndBox.CornerMax().z())); |
| 670 | return; |
| 671 | } |
| 672 | } |
| 673 | } |
| 674 | } |