src/PartSet/PartSet_Module.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 #include "PartSet_Module.h"
   4 #include "PartSet_WidgetSketchLabel.h"
   5 #include "PartSet_Validators.h"
   6 #include "PartSet_Tools.h"
   7 #include "PartSet_WidgetPoint2d.h"
   8 #include "PartSet_WidgetPoint2dDistance.h"
   9 #include "PartSet_WidgetShapeSelector.h"
  10 #include "PartSet_WidgetPoint2dAngle.h"
  11 #include "PartSet_WidgetMultiSelector.h"
  12 #include "PartSet_WidgetEditor.h"
  13 #include "PartSet_WidgetFileSelector.h"
  14 #include "PartSet_WidgetSketchCreator.h"
  15 #include "PartSet_SketcherMgr.h"
  16 #include "PartSet_MenuMgr.h"
  17 #include "PartSet_CustomPrs.h"
  18 #include "PartSet_IconFactory.h"
  19
  20 #include "PartSet_Filters.h"
  21 #include "PartSet_FilterInfinite.h"
  22
  23 #include <PartSetPlugin_Remove.h>
  24 #include <PartSetPlugin_Part.h>
  25 #include <PartSetPlugin_Duplicate.h>
  26
  27 #include <ModuleBase_Operation.h>
  28 #include <ModuleBase_IViewer.h>
  29 #include <ModuleBase_IViewWindow.h>
  30 #include <ModuleBase_IPropertyPanel.h>
  31 #include <ModuleBase_WidgetEditor.h>
  32 #include <ModuleBase_WidgetValidated.h>
  33 #include <ModuleBase_FilterFactory.h>
  34 #include <ModuleBase_Tools.h>
  35 #include <ModuleBase_OperationFeature.h>
  36
  37 #include <GeomValidators_ShapeType.h>
  38 #include <GeomValidators_Face.h>
  39 #include <GeomValidators_ConstructionComposite.h>
  40 #include <GeomValidators_ZeroOffset.h>
  41 #include <GeomValidators_BooleanArguments.h>
  42 #include <GeomValidators_Different.h>
  43
  44
  45 #include <ModelAPI_Object.h>
  46 #include <ModelAPI_Events.h>
  47 #include <ModelAPI_Validator.h>
  48 #include <ModelAPI_Data.h>
  49 #include <ModelAPI_Session.h>
  50 #include <ModelAPI_ShapeValidator.h>
  51 #include <ModelAPI_ResultBody.h>
  52
  53 #include <GeomDataAPI_Point2D.h>
  54 #include <GeomDataAPI_Point.h>
  55 #include <GeomDataAPI_Dir.h>
  56
  57 #include <XGUI_Displayer.h>
  58 #include <XGUI_Workshop.h>
  59 #include <XGUI_OperationMgr.h>
  60 #include <XGUI_PropertyPanel.h>
  61 #include <XGUI_ModuleConnector.h>
  62 #include <XGUI_ContextMenuMgr.h>
  63 #include <XGUI_Tools.h>
  64 #include <XGUI_ObjectsBrowser.h>
  65 #include <XGUI_SelectionMgr.h>
  66 #include <XGUI_DataModel.h>
  67
  68 #include <SketchPlugin_Feature.h>
  69 #include <SketchPlugin_Sketch.h>
  70 #include <SketchPlugin_Line.h>
  71 #include <SketchPlugin_Arc.h>
  72 #include <SketchPlugin_Circle.h>
  73 #include <SketchPlugin_Point.h>
  74 #include <SketchPlugin_ConstraintAngle.h>
  75 #include <SketchPlugin_ConstraintLength.h>
  76 #include <SketchPlugin_ConstraintDistance.h>
  77 #include <SketchPlugin_ConstraintParallel.h>
  78 #include <SketchPlugin_ConstraintPerpendicular.h>
  79 #include <SketchPlugin_ConstraintRadius.h>
  80
  81 #include <SketcherPrs_SymbolPrs.h>
  82 #include <SketcherPrs_Tools.h>
  83
  84 #include <Events_Loop.h>
  85 #include <Config_PropManager.h>
  86 #include <Config_Keywords.h>
  87
  88 #include <StdSelect_TypeOfFace.hxx>
  89 #include <TopoDS_Vertex.hxx>
  90 #include <TopoDS.hxx>
  91 #include <TopoDS_Shape.hxx>
  92 #include <BRep_Tool.hxx>
  93 #include <AIS_Dimension.hxx>
  94
  95 #include <QObject>
  96 #include <QMouseEvent>
  97 #include <QString>
  98 #include <QTimer>
  99 #include <QApplication>
 100 #include <QMessageBox>
 101 #include <QMainWindow>
 102 #include <QLineEdit>
 103
 104 #include <GeomAlgoAPI_FaceBuilder.h>
 105 #include <GeomDataAPI_Dir.h>
 106
 107 #include <SelectMgr_ListIteratorOfListOfFilter.hxx>
 108
 109 #ifdef _DEBUG
 110 #include <QDebug>
 111 #endif
 112
 113 /*!Create and return new instance of XGUI_Module*/
 114 extern "C" PARTSET_EXPORT ModuleBase_IModule* createModule(ModuleBase_IWorkshop* theWshop)
 115 {
 116   return new PartSet_Module(theWshop);
 117 }
 118
 119 PartSet_Module::PartSet_Module(ModuleBase_IWorkshop* theWshop)
 120   : ModuleBase_IModule(theWshop),
 121   myRestartingMode(RM_None), myVisualLayerId(0)
 122 {
 123   new PartSet_IconFactory();
 124
 125   mySketchMgr = new PartSet_SketcherMgr(this);
 126   myDataModel = new PartSet_DocumentDataModel(this);
 127
 128   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWshop);
 129   XGUI_Workshop* aWorkshop = aConnector->workshop();
 130
 131   XGUI_OperationMgr* anOpMgr = aWorkshop->operationMgr();
 132   connect(anOpMgr, SIGNAL(keyEnterReleased()), this, SLOT(onEnterReleased()));
 133   connect(anOpMgr, SIGNAL(operationActivatedByPreselection()),
 134           this, SLOT(onOperationActivatedByPreselection()));
 135
 136   ModuleBase_IViewer* aViewer = theWshop->viewer();
 137   connect(aViewer, SIGNAL(keyRelease(ModuleBase_IViewWindow*, QKeyEvent*)),
 138           this, SLOT(onKeyRelease(ModuleBase_IViewWindow*, QKeyEvent*)));
 139   connect(aViewer, SIGNAL(viewTransformed(int)),
 140           SLOT(onViewTransformed(int)));
 141   connect(aViewer, SIGNAL(viewCreated(ModuleBase_IViewWindow*)),
 142           SLOT(onViewCreated(ModuleBase_IViewWindow*)));
 143
 144   myMenuMgr = new PartSet_MenuMgr(this);
 145   myCustomPrs = new PartSet_CustomPrs(theWshop);
 146
 147   Events_Loop* aLoop = Events_Loop::loop();
 148   aLoop->registerListener(this, Events_Loop::eventByName(EVENT_DOCUMENT_CHANGED));
 149
 150   mySelectionFilters.Append(new PartSet_GlobalFilter(myWorkshop));
 151   mySelectionFilters.Append(new PartSet_FilterInfinite(myWorkshop));
 152 }
 153
 154 PartSet_Module::~PartSet_Module()
 155 {
 156   SelectMgr_ListIteratorOfListOfFilter aIt(mySelectionFilters);
 157   for (; aIt.More(); aIt.Next()) {
 158     Handle(SelectMgr_Filter) aFilter = aIt.Value();
 159     if (!aFilter.IsNull())
 160       aFilter.Nullify();
 161   }
 162   delete myCustomPrs;
 163 }
 164
 165 void PartSet_Module::activateSelectionFilters()
 166 {
 167   SelectMgr_ListIteratorOfListOfFilter aIt(mySelectionFilters);
 168   for (; aIt.More(); aIt.Next()) {
 169     Handle(SelectMgr_Filter) aFilter = aIt.Value();
 170     if (!aFilter.IsNull())
 171       myWorkshop->viewer()->addSelectionFilter(aFilter);
 172   }
 173 }
 174
 175 void PartSet_Module::deactivateSelectionFilters()
 176 {
 177   SelectMgr_ListIteratorOfListOfFilter aIt(mySelectionFilters);
 178   for (; aIt.More(); aIt.Next()) {
 179     Handle(SelectMgr_Filter) aFilter = aIt.Value();
 180     if (!aFilter.IsNull())
 181       myWorkshop->viewer()->removeSelectionFilter(aFilter);
 182   }
 183 }
 184
 185 void PartSet_Module::registerValidators()
 186 {
 187   //Registering of validators
 188   SessionPtr aMgr = ModelAPI_Session::get();
 189   ModelAPI_ValidatorsFactory* aFactory = aMgr->validators();
 190   aFactory->registerValidator("PartSet_DistanceSelection", new PartSet_DistanceSelection);
 191   aFactory->registerValidator("PartSet_LengthSelection", new PartSet_LengthSelection);
 192   aFactory->registerValidator("PartSet_PerpendicularSelection", new PartSet_PerpendicularSelection);
 193   aFactory->registerValidator("PartSet_ParallelSelection", new PartSet_ParallelSelection);
 194   aFactory->registerValidator("PartSet_RadiusSelection", new PartSet_RadiusSelection);
 195   aFactory->registerValidator("PartSet_RigidSelection", new PartSet_RigidSelection);
 196   aFactory->registerValidator("PartSet_CoincidentSelection", new PartSet_CoincidentSelection);
 197   aFactory->registerValidator("PartSet_HVDirSelection", new PartSet_HVDirSelection);
 198   aFactory->registerValidator("PartSet_TangentSelection", new PartSet_TangentSelection);
 199   aFactory->registerValidator("PartSet_FilletSelection", new PartSet_FilletSelection);
 200   aFactory->registerValidator("PartSet_AngleSelection", new PartSet_AngleSelection);
 201
 202   aFactory->registerValidator("PartSet_DifferentObjects", new PartSet_DifferentObjectsValidator);
 203   aFactory->registerValidator("PartSet_DifferentShapes", new ModelAPI_ShapeValidator);
 204
 205   aFactory->registerValidator("PartSet_CoincidentAttr", new PartSet_CoincidentAttr);
 206
 207   aFactory->registerValidator("GeomValidators_ShapeType", new GeomValidators_ShapeType);
 208   aFactory->registerValidator("GeomValidators_Face", new GeomValidators_Face);
 209
 210   aFactory->registerValidator("GeomValidators_ConstructionComposite",
 211                               new GeomValidators_ConstructionComposite);
 212
 213   aFactory->registerValidator("GeomValidators_ZeroOffset",
 214                               new GeomValidators_ZeroOffset);
 215
 216   aFactory->registerValidator("GeomValidators_BooleanArguments",
 217                               new GeomValidators_BooleanArguments);
 218
 219   aFactory->registerValidator("PartSet_SketchEntityValidator",
 220                               new PartSet_SketchEntityValidator);
 221
 222   aFactory->registerValidator("PartSet_SameTypeAttr",
 223                               new PartSet_SameTypeAttrValidator);
 224
 225   aFactory->registerValidator("GeomValidators_Different",
 226                               new GeomValidators_Different);
 227 }
 228
 229 void PartSet_Module::registerFilters()
 230 {
 231   //Registering of selection filters
 232   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
 233   ModuleBase_FilterFactory* aFactory = aConnector->selectionFilters();
 234 }
 235
 236 void PartSet_Module::registerProperties()
 237 {
 238   Config_PropManager::registerProp("Sketch planes", "planes_size", "Size", Config_Prop::Double,
 239                                    PLANE_SIZE);
 240   Config_PropManager::registerProp("Sketch planes", "planes_thickness", "Thickness",
 241                                    Config_Prop::Integer, SKETCH_WIDTH);
 242 }
 243
 244 void PartSet_Module::onOperationCommitted(ModuleBase_Operation* theOperation)
 245 {
 246   if (PartSet_SketcherMgr::isNestedSketchOperation(theOperation)) {
 247     mySketchMgr->commitNestedSketch(theOperation);
 248   }
 249
 250   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
 251   if (!aFOperation || aFOperation->isEditOperation())
 252     return;
 253   // the selection is cleared after commit the create operation
 254   // in order to do not use the same selected objects in the restarted operation
 255   // for common behaviour, the selection is cleared even if the operation is not restarted
 256   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
 257   XGUI_Workshop* aWorkshop = aConnector->workshop();
 258   aWorkshop->selector()->clearSelection();
 259
 260   /// Restart sketcher operations automatically
 261   FeaturePtr aFeature = aFOperation->feature();
 262   std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 263             std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 264   if (aSPFeature && (myRestartingMode == RM_LastFeatureUsed ||
 265                      myRestartingMode == RM_EmptyFeatureUsed)) {
 266     myLastOperationId = aFOperation->id();
 267     myLastFeature = myRestartingMode == RM_LastFeatureUsed ? aFOperation->feature() : FeaturePtr();
 268
 269     launchOperation(myLastOperationId);
 270   }
 271   breakOperationSequence();
 272 }
 273
 274 void PartSet_Module::breakOperationSequence()
 275 {
 276   myLastOperationId = "";
 277   myLastFeature = FeaturePtr();
 278   myRestartingMode = RM_None;
 279 }
 280
 281 void PartSet_Module::onOperationAborted(ModuleBase_Operation* theOperation)
 282 {
 283   breakOperationSequence();
 284 }
 285
 286 void PartSet_Module::onOperationStarted(ModuleBase_Operation* theOperation)
 287 {
 288   if (PartSet_SketcherMgr::isSketchOperation(theOperation)) {
 289     mySketchMgr->startSketch(theOperation);
 290   }
 291   else if (PartSet_SketcherMgr::isNestedSketchOperation(theOperation)) {
 292     mySketchMgr->startNestedSketch(theOperation);
 293   }
 294
 295   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
 296   if (aFOperation)
 297     myCustomPrs->activate(aFOperation->feature());
 298 }
 299
 300 void PartSet_Module::onOperationStopped(ModuleBase_Operation* theOperation)
 301 {
 302   myCustomPrs->deactivate();
 303
 304   if (PartSet_SketcherMgr::isSketchOperation(theOperation)) {
 305     mySketchMgr->stopSketch(theOperation);
 306   }
 307   else if (PartSet_SketcherMgr::isNestedSketchOperation(theOperation)) {
 308     mySketchMgr->stopNestedSketch(theOperation);
 309   }
 310 }
 311
 312 ModuleBase_Operation* PartSet_Module::currentOperation() const
 313 {
 314   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
 315   XGUI_OperationMgr* anOpMgr = aConnector->workshop()->operationMgr();
 316   return anOpMgr->currentOperation();
 317 }
 318
 319 bool PartSet_Module::canUndo() const
 320 {
 321   bool aCanUndo = false;
 322   SessionPtr aMgr = ModelAPI_Session::get();
 323   if (aMgr->hasModuleDocument() && aMgr->canUndo()) {
 324     aCanUndo = !aMgr->isOperation();
 325     if (!aCanUndo) // check the enable state additionally by sketch manager
 326       aCanUndo = aMgr->canUndo();
 327   }
 328   return aCanUndo;
 329 }
 330
 331 bool PartSet_Module::canRedo() const
 332 {
 333   bool aCanRedo = false;
 334   SessionPtr aMgr = ModelAPI_Session::get();
 335   if (aMgr->hasModuleDocument() && aMgr->canRedo()) {
 336     aCanRedo = !aMgr->isOperation();
 337     if (!aCanRedo) // check the enable state additionally by sketch manager
 338       aCanRedo = aMgr->canRedo();
 339   }
 340   return aCanRedo;
 341 }
 342
 343 bool PartSet_Module::canApplyAction(const ObjectPtr& theObject, const QString& theActionId) const
 344 {
 345   bool aValid = true;
 346   if (theActionId == "DELETE_CMD" || theActionId == "MOVE_CMD") {
 347     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 348     if (aFeature) {
 349       // part features are removed in the PartSet module only.
 350       if (aFeature->getKind() == PartSetPlugin_Part::ID())
 351         aValid = false;
 352     }
 353   }
 354   return aValid;
 355 }
 356
 357 bool PartSet_Module::canCommitOperation() const
 358 {
 359   return mySketchMgr->canCommitOperation();
 360 }
 361
 362 bool PartSet_Module::canDisplayObject(const ObjectPtr& theObject) const
 363 {
 364   // the sketch manager put the restriction to the objects display
 365   return mySketchMgr->canDisplayObject(theObject);
 366 }
 367
 368 bool PartSet_Module::canActivateSelection(const ObjectPtr& theObject) const
 369 {
 370   bool aCanActivate = ModuleBase_IModule::canActivateSelection(theObject);
 371
 372   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 373   bool isSketchOp = PartSet_SketcherMgr::isSketchOperation(anOperation),
 374        isNestedOp = PartSet_SketcherMgr::isNestedSketchOperation(anOperation);
 375   if (isSketchOp || isNestedOp) {
 376     // in active sketch operation it is possible to activate operation object in selection
 377     // in the edit operation, e.g. points of the line can be moved when the line is edited
 378     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(anOperation);
 379     aCanActivate = aCanActivate || (aFOperation && aFOperation->isEditOperation());
 380   }
 381   return aCanActivate;
 382 }
 383
 384 bool PartSet_Module::addViewerMenu(QMenu* theMenu, const QMap<QString, QAction*>& theStdActions) const
 385 {
 386   return myMenuMgr->addViewerMenu(theMenu, theStdActions);
 387 }
 388
 389 void PartSet_Module::updateViewerMenu(const QMap<QString, QAction*>& theStdActions)
 390 {
 391   myMenuMgr->updateViewerMenu(theStdActions);
 392 }
 393
 394
 395 void PartSet_Module::activeSelectionModes(QIntList& theModes)
 396 {
 397   theModes.clear();
 398   if (mySketchMgr->activeSketch().get())
 399     PartSet_SketcherMgr::sketchSelectionModes(theModes);
 400 }
 401
 402 bool PartSet_Module::isMouseOverWindow()
 403 {
 404   return mySketchMgr->isMouseOverWindow();
 405 }
 406
 407 void PartSet_Module::propertyPanelDefined(ModuleBase_Operation* theOperation)
 408 {
 409   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>(theOperation);
 410   if (!aFOperation)
 411     return;
 412
 413   ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 414   if (PartSet_SketcherMgr::isSketchOperation(aFOperation) &&  (aFOperation->isEditOperation())) {
 415     // we have to manually activate the sketch label in edit mode
 416       aPanel->activateWidget(aPanel->modelWidgets().first());
 417       return;
 418   }
 419
 420   // Restart last operation type
 421   if ((aFOperation->id() == myLastOperationId) && myLastFeature) {
 422     ModuleBase_ModelWidget* aWgt = aPanel->activeWidget();
 423     if (aFOperation->id().toStdString() == SketchPlugin_Line::ID()) {
 424       // Initialise new line with first point equal to end of previous
 425       PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(aWgt);
 426       if (aPnt2dWgt) {
 427         std::shared_ptr<ModelAPI_Data> aData = myLastFeature->data();
 428         std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 429           std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Line::END_ID()));
 430         if (aPoint) {
 431           aPnt2dWgt->setPoint(aPoint->x(), aPoint->y());
 432           PartSet_Tools::setConstraints(mySketchMgr->activeSketch(), aFOperation->feature(),
 433             aWgt->attributeID(), aPoint->x(), aPoint->y());
 434           aPanel->activateNextWidget(aPnt2dWgt);
 435         }
 436       }
 437     }
 438   }
 439 }
 440
 441
 442 void PartSet_Module::onSelectionChanged()
 443 {
 444   ModuleBase_Operation* aOperation = myWorkshop->currentOperation();
 445   if (!aOperation)
 446     return;
 447
 448   bool isSketcherOp = false;
 449   // An edit operation is enable only if the current opeation is the sketch operation
 450   if (mySketchMgr->activeSketch()) {
 451     if (PartSet_Tools::sketchPlane(mySketchMgr->activeSketch()))
 452       isSketcherOp = PartSet_SketcherMgr::isSketchOperation(aOperation);
 453   }
 454   if (isSketcherOp) {
 455     // Editing of constraints can be done on selection
 456     ModuleBase_ISelection* aSelect = myWorkshop->selection();
 457     QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected();
 458     if (aSelected.size() == 1) {
 459       ModuleBase_ViewerPrs aPrs = aSelected.first();
 460       ObjectPtr aObject = aPrs.object();
 461       FeaturePtr aFeature = ModelAPI_Feature::feature(aObject);
 462       if (aFeature) {
 463         std::string aId = aFeature->getKind();
 464         if ((aId == SketchPlugin_ConstraintRadius::ID()) ||
 465             (aId == SketchPlugin_ConstraintLength::ID()) ||
 466             (aId == SketchPlugin_ConstraintDistance::ID()) ||
 467             (aId == SketchPlugin_ConstraintAngle::ID())) {
 468           editFeature(aFeature);
 469         }
 470       }
 471     }
 472   }
 473 }
 474
 475 void PartSet_Module::onKeyRelease(ModuleBase_IViewWindow* theWnd, QKeyEvent* theEvent)
 476 {
 477   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
 478   XGUI_OperationMgr* anOpMgr = aConnector->workshop()->operationMgr();
 479   anOpMgr->onKeyReleased(theEvent);
 480 }
 481
 482 void PartSet_Module::onEnterReleased()
 483 {
 484   myRestartingMode = RM_EmptyFeatureUsed;
 485 }
 486
 487 void PartSet_Module::onOperationActivatedByPreselection()
 488 {
 489   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 490   if(anOperation && PartSet_SketcherMgr::isNestedSketchOperation(anOperation)) {
 491     // Set final definitions if they are necessary
 492     //propertyPanelDefined(aOperation);
 493
 494     /// Commit sketcher operations automatically
 495     anOperation->commit();
 496   }
 497 }
 498
 499 void PartSet_Module::onNoMoreWidgets()
 500 {
 501   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 502   if (anOperation) {
 503     if (PartSet_SketcherMgr::isNestedSketchOperation(anOperation)) {
 504       if (myRestartingMode != RM_Forbided)
 505         myRestartingMode = RM_LastFeatureUsed;
 506       anOperation->commit();
 507     }
 508   }
 509 }
 510
 511 void PartSet_Module::onVertexSelected()
 512 {
 513   ModuleBase_Operation* aOperation = myWorkshop->currentOperation();
 514   if (aOperation->id().toStdString() == SketchPlugin_Line::ID()) {
 515     /// If last line finished on vertex the lines creation sequence has to be break
 516     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 517     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 518     const QList<ModuleBase_ModelWidget*>& aWidgets = aPanel->modelWidgets();
 519     QList<ModuleBase_ModelWidget*>::const_iterator anIt = aWidgets.begin(), aLast = aWidgets.end();
 520     bool aFoundWidget = false;
 521     bool aFoundObligatory = false;
 522     for (; anIt != aLast && !aFoundObligatory; anIt++) {
 523       if (!aFoundWidget)
 524         aFoundWidget = *anIt == anActiveWidget;
 525       else
 526         aFoundObligatory = (*anIt)->isObligatory();
 527     }
 528     if (!aFoundObligatory)
 529       myRestartingMode = RM_Forbided;
 530   }
 531 }
 532
 533 ModuleBase_ModelWidget* PartSet_Module::createWidgetByType(const std::string& theType, QWidget* theParent,
 534                                             Config_WidgetAPI* theWidgetApi, std::string theParentId)
 535 {
 536   ModuleBase_IWorkshop* aWorkshop = workshop();
 537   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 538   XGUI_Workshop* aXUIWorkshop = aConnector->workshop();
 539   ModuleBase_ModelWidget* aWgt = NULL;
 540   if (theType == "sketch-start-label") {
 541     PartSet_WidgetSketchLabel* aLabelWgt = new PartSet_WidgetSketchLabel(theParent, aWorkshop,
 542       theWidgetApi, theParentId, mySketchMgr->isConstraintsShown());
 543     connect(aLabelWgt, SIGNAL(planeSelected(const std::shared_ptr<GeomAPI_Pln>&)),
 544       mySketchMgr, SLOT(onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>&)));
 545     connect(aLabelWgt, SIGNAL(showConstraintToggled(bool)),
 546       mySketchMgr, SLOT(onShowConstraintsToggle(bool)));
 547     aWgt = aLabelWgt;
 548   } else if (theType == "sketch-2dpoint_selector") {
 549     PartSet_WidgetPoint2D* aPointWgt = new PartSet_WidgetPoint2D(theParent, aWorkshop,
 550                                                                  theWidgetApi, theParentId);
 551     aPointWgt->setSketch(mySketchMgr->activeSketch());
 552     connect(aPointWgt, SIGNAL(vertexSelected()), this, SLOT(onVertexSelected()));
 553     aWgt = aPointWgt;
 554   } else if (theType == "point2ddistance") {
 555     PartSet_WidgetPoint2dDistance* aDistanceWgt = new PartSet_WidgetPoint2dDistance(theParent,
 556                                                         aWorkshop, theWidgetApi, theParentId);
 557     aDistanceWgt->setSketch(mySketchMgr->activeSketch());
 558     aWgt = aDistanceWgt;
 559   } else if(theType == "point2dangle") {
 560     PartSet_WidgetPoint2dAngle* anAngleWgt = new PartSet_WidgetPoint2dAngle(theParent,
 561                                                            aWorkshop, theWidgetApi, theParentId);
 562     anAngleWgt->setSketch(mySketchMgr->activeSketch());
 563     aWgt = anAngleWgt;
 564   } else if (theType == "sketch_shape_selector") {
 565     PartSet_WidgetShapeSelector* aShapeSelectorWgt =
 566       new PartSet_WidgetShapeSelector(theParent, aWorkshop, theWidgetApi, theParentId);
 567     aShapeSelectorWgt->setSketcher(mySketchMgr->activeSketch());
 568     aWgt = aShapeSelectorWgt;
 569   } else if (theType == "sketch_multi_selector") {
 570     PartSet_WidgetMultiSelector* aShapeSelectorWgt =
 571       new PartSet_WidgetMultiSelector(theParent, aWorkshop, theWidgetApi, theParentId);
 572     aShapeSelectorWgt->setSketcher(mySketchMgr->activeSketch());
 573     aWgt = aShapeSelectorWgt;
 574   } else if (theType == WDG_DOUBLEVALUE_EDITOR) {
 575     aWgt = new PartSet_WidgetEditor(theParent, aWorkshop, theWidgetApi, theParentId);
 576   } else if (theType == "export_file_selector") {
 577     aWgt = new PartSet_WidgetFileSelector(theParent, aWorkshop, theWidgetApi, theParentId);
 578   } else if (theType == "sketch_launcher") {
 579     aWgt = new PartSet_WidgetSketchCreator(theParent, this, theWidgetApi, theParentId);
 580   }
 581   return aWgt;
 582 }
 583
 584
 585 bool PartSet_Module::deleteObjects()
 586 {
 587   SessionPtr aMgr = ModelAPI_Session::get();
 588   // 1. check whether the delete should be processed in the module
 589   ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 590   bool isSketchOp = PartSet_SketcherMgr::isSketchOperation(anOperation),
 591        isNestedOp = PartSet_SketcherMgr::isNestedSketchOperation(anOperation);
 592   if (isSketchOp || isNestedOp) {
 593     // 2. find selected presentations
 594     // selected objects should be collected before the current operation abort because
 595     // the abort leads to selection lost on constraint objects. It can be corrected after #386 issue
 596     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(workshop());
 597     XGUI_Workshop* aWorkshop = aConnector->workshop();
 598     ModuleBase_ISelection* aSel = workshop()->selection();
 599     QObjectPtrList aSelectedObj = aSel->selectedPresentations();
 600     // if there are no selected objects in the viewer, that means that the selection in another
 601     // place cased this method. It is necessary to return the false value to understande in above
 602     // method that delete is not processed
 603     if (aSelectedObj.count() == 0)
 604       return false;
 605
 606     // avoid delete of the objects, which are not belong to the current sketch
 607     // in order to do not delete results of other sketches
 608     QObjectPtrList aSketchObjects;
 609     QObjectPtrList::const_iterator anIt = aSelectedObj.begin(), aLast = aSelectedObj.end();
 610     for ( ; anIt != aLast; anIt++) {
 611       ObjectPtr anObject = *anIt;
 612       if (mySketchMgr->isObjectOfSketch(anObject)) {
 613         // sketch feature should be used in this list because workshop deletes features only
 614         // results are skipped
 615         FeaturePtr aSketchFeature = ModelAPI_Feature::feature(anObject);
 616         aSketchObjects.append(aSketchFeature);
 617       }
 618     }
 619     // if the selection contains only local selected presentations from other sketches,
 620     // the Delete operation should not be done at all
 621     if (aSketchObjects.size() == 0)
 622       return true;
 623
 624     // the active nested sketch operation should be aborted unconditionally
 625     if (isNestedOp)
 626       anOperation->abort();
 627
 628     // 3. start operation
 629     QString aDescription = aWorkshop->contextMenuMgr()->action("DELETE_CMD")->text();
 630     aMgr->startOperation(aDescription.toStdString());
 631
 632     // 4. delete features
 633     // sketch feature should be skipped, only sub-features can be removed
 634     // when sketch operation is active
 635     aWorkshop->deleteFeatures(aSketchObjects);
 636     // 5. stop operation
 637     aWorkshop->displayer()->updateViewer();
 638     aMgr->finishOperation();
 639     XGUI_OperationMgr* anOpMgr = aConnector->workshop()->operationMgr();
 640     anOpMgr->updateApplyOfOperations();
 641   } else {
 642     bool isPartRemoved = false;
 643     // Delete part with help of PartSet plugin
 644     // TODO: the deleted objects has to be processed by multiselection
 645     QObjectPtrList aObjects = myWorkshop->selection()->selectedObjects();
 646     if (aObjects.size() == 1) {
 647       ObjectPtr aObj = aObjects.first();
 648       FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 649       if (aFeature.get() && (aFeature->getKind() == PartSetPlugin_Part::ID())) {
 650         // Remove feature should be created in the document of the part results
 651         ResultPtr aPartResult = aFeature->firstResult();
 652         if (aPartResult.get()) {
 653           std::shared_ptr<ModelAPI_ResultPart> aPart =
 654                        std::dynamic_pointer_cast<ModelAPI_ResultPart>(aPartResult);
 655           DocumentPtr aPartDoc = aPart->partDoc();
 656           if (aPartDoc.get()) {
 657             aMgr->startOperation(PartSetPlugin_Remove::ID());
 658             FeaturePtr aFeature = aPartDoc->addFeature(PartSetPlugin_Remove::ID());
 659             aFeature->execute();
 660             aMgr->finishOperation();
 661             isPartRemoved = true;
 662           }
 663         }
 664       }
 665     }
 666     return isPartRemoved;
 667   }
 668   return true;
 669 }
 670
 671 void PartSet_Module::onFeatureTriggered()
 672 {
 673   QAction* aCmd = dynamic_cast<QAction*>(sender());
 674   if (aCmd->isCheckable() && aCmd->isChecked()) {
 675     // 1. check whether the delete should be processed in the module
 676     ModuleBase_Operation* anOperation = myWorkshop->currentOperation();
 677     bool isNestedOp = PartSet_SketcherMgr::isNestedCreateOperation(anOperation);
 678     if (isNestedOp) {
 679       // in case if in the viewer nothing is displayed, the create operation should not be
 680       // comitted even if all values of the feature are initialized
 681       if (!mySketchMgr->canDisplayCurrentCreatedFeature()) {
 682         // the action information should be saved before the operation is aborted
 683         // because this abort leads to update command status, which unchecks this action
 684         anOperation->abort();
 685         launchOperation(aCmd->data().toString());
 686       }
 687     }
 688   }
 689   ModuleBase_IModule::onFeatureTriggered();
 690 }
 691
 692 void PartSet_Module::onObjectDisplayed(ObjectPtr theObject, AISObjectPtr theAIS)
 693 {
 694   Handle(AIS_InteractiveObject) anAIS = theAIS->impl<Handle(AIS_InteractiveObject)>();
 695   if (!anAIS.IsNull()) {
 696     Handle(AIS_InteractiveContext) aCtx = anAIS->GetContext();
 697     Handle(AIS_Dimension) aDim = Handle(AIS_Dimension)::DownCast(anAIS);
 698     if (!aDim.IsNull()) {
 699       aCtx->SetZLayer(aDim, myVisualLayerId);
 700     } else {
 701       Handle(SketcherPrs_SymbolPrs) aCons = Handle(SketcherPrs_SymbolPrs)::DownCast(anAIS);
 702       if (!aCons.IsNull())
 703         aCtx->SetZLayer(aCons, myVisualLayerId);
 704     }
 705   }
 706 }
 707
 708 void PartSet_Module::onBeforeObjectErase(ObjectPtr theObject, AISObjectPtr theAIS)
 709 {
 710   // it should be recomputed in order to disappear in the viewer if the corresponded object
 711   // is erased
 712   if (myCustomPrs->isActive())
 713     myCustomPrs->customize(theObject);
 714 }
 715
 716 void PartSet_Module::onViewTransformed(int theTrsfType)
 717 {
 718   // Set length of arrows constant in pixel size
 719   // if the operation is panning or rotate or panglobal then do nothing
 720   if ((theTrsfType == 1) || (theTrsfType == 3) || (theTrsfType == 4))
 721     return;
 722
 723   ModuleBase_IViewer* aViewer = myWorkshop->viewer();
 724   //Handle(V3d_View) aView = aViewer->activeView();
 725
 726   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 727   XGUI_Workshop* aWorkshop = aConnector->workshop();
 728   XGUI_Displayer* aDisplayer = aWorkshop->displayer();
 729   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 730
 731   Handle(V3d_Viewer) aV3dViewer = aContext->CurrentViewer();
 732   Handle(V3d_View) aView;
 733   double aScale = 0;
 734   for (aV3dViewer->InitDefinedViews();
 735        aV3dViewer->MoreDefinedViews();
 736        aV3dViewer->NextDefinedViews()) {
 737     Handle(V3d_View) aV = aV3dViewer->DefinedView();
 738     double aS = aV->Scale();
 739     if (aS > aScale) {
 740       aScale = aS;
 741       aView = aV;
 742     }
 743   }
 744   if (aView.IsNull())
 745     return;
 746   double aLen = aView->Convert(20);
 747
 748   double aPrevLen = SketcherPrs_Tools::getArrowSize();
 749   SketcherPrs_Tools::setArrowSize(aLen);
 750   const double aPrevScale = aViewer->Scale(aViewer->activeView());
 751   const double aCurScale = aViewer->activeView()->Camera()->Scale();
 752   aViewer->SetScale(aViewer->activeView(), aCurScale);
 753   SketcherPrs_Tools::setTextHeight (aCurScale / aPrevScale * SketcherPrs_Tools::getTextHeight());
 754   bool isModified = false;
 755   QList<AISObjectPtr> aPrsList = aDisplayer->displayedPresentations();
 756   foreach (AISObjectPtr aAIS, aPrsList) {
 757     Handle(AIS_InteractiveObject) aAisObj = aAIS->impl<Handle(AIS_InteractiveObject)>();
 758
 759     Handle(AIS_Dimension) aDim = Handle(AIS_Dimension)::DownCast(aAisObj);
 760     if (!aDim.IsNull()) {
 761       aDim->DimensionAspect()->ArrowAspect()->SetLength(aLen);
 762       aContext->Redisplay(aDim, false);
 763       isModified = true;
 764     }
 765   }
 766   if (isModified)
 767     aDisplayer->updateViewer();
 768 }
 769
 770 void PartSet_Module::customizeObject(ObjectPtr theObject)
 771 {
 772   if (myCustomPrs->isActive())
 773     myCustomPrs->customize(theObject);
 774 }
 775
 776 void PartSet_Module::customizeObjectBrowser(QWidget* theObjectBrowser)
 777 {
 778   XGUI_ObjectsBrowser* aOB = dynamic_cast<XGUI_ObjectsBrowser*>(theObjectBrowser);
 779   if (aOB) {
 780     QLineEdit* aLabel = aOB->activeDocLabel();
 781     QPalette aPalet = aLabel->palette();
 782     aPalet.setColor(QPalette::Text, QColor(0, 72, 140));
 783     aLabel->setPalette(aPalet);
 784     aOB->treeView()->setExpandsOnDoubleClick(false);
 785 #ifdef ModuleDataModel
 786     connect(aOB->treeView(), SIGNAL(doubleClicked(const QModelIndex&)),
 787       SLOT(onTreeViewDoubleClick(const QModelIndex&)));
 788     connect(aOB, SIGNAL(headerMouseDblClicked(const QModelIndex&)),
 789       SLOT(onTreeViewDoubleClick(const QModelIndex&)));
 790     connect(aOB->treeView(), SIGNAL(doubleClicked(const QModelIndex&)),
 791       myDataModel, SLOT(onMouseDoubleClick(const QModelIndex&)));
 792 #endif
 793   }
 794 }
 795
 796 ObjectPtr PartSet_Module::findPresentedObject(const AISObjectPtr& theAIS) const
 797 {
 798   ObjectPtr anObject;
 799   ModuleBase_Operation* aOperation = myWorkshop->currentOperation();
 800   if (aOperation) {
 801     /// If last line finished on vertex the lines creation sequence has to be break
 802     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 803     ModuleBase_ModelWidget* anActiveWidget = aPanel->activeWidget();
 804     // if there is an active widget, find the presented object in it
 805     if (!anActiveWidget)
 806       anActiveWidget = aPanel->preselectionWidget();
 807
 808     ModuleBase_WidgetValidated* aWidgetValidated = dynamic_cast<ModuleBase_WidgetValidated*>
 809                                                                            (anActiveWidget);
 810     if (aWidgetValidated)
 811       anObject = aWidgetValidated->findPresentedObject(theAIS);
 812   }
 813   return anObject;
 814 }
 815
 816 void PartSet_Module::addObjectBrowserMenu(QMenu* theMenu) const
 817 {
 818   QObjectPtrList aObjects = myWorkshop->selection()->selectedObjects();
 819   int aSelected = aObjects.size();
 820   SessionPtr aMgr = ModelAPI_Session::get();
 821   if (aSelected == 1) {
 822     bool hasResult = false;
 823     bool hasFeature = false;
 824     bool hasParameter = false;
 825     bool hasSubFeature = false;
 826     ModuleBase_Tools::checkObjects(aObjects, hasResult, hasFeature, hasParameter, hasSubFeature);
 827
 828     ObjectPtr aObject = aObjects.first();
 829     if (aObject) {
 830       ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aObject);
 831       FeaturePtr aPartFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObject);
 832       bool isPart = aPart.get() ||
 833         (aPartFeature.get() && (aPartFeature->getKind() == PartSetPlugin_Part::ID()));
 834       if (isPart) {
 835         DocumentPtr aPartDoc;
 836         if (!aPart.get()) {
 837           aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aPartFeature->firstResult());
 838         }
 839         if (aPart.get()) // this may be null is Part feature is disabled
 840           aPartDoc = aPart->partDoc();
 841         if (aMgr->activeDocument() == aPartDoc)
 842           theMenu->addAction(myMenuMgr->action("DEACTIVATE_PART_CMD"));
 843         else
 844           theMenu->addAction(myMenuMgr->action("ACTIVATE_PART_CMD"));
 845       } else if (aObject->document() == aMgr->activeDocument()) {
 846         if (hasParameter || hasFeature)
 847           theMenu->addAction(myMenuMgr->action("EDIT_CMD"));
 848       }
 849
 850       ResultBodyPtr aResult = std::dynamic_pointer_cast<ModelAPI_ResultBody>(aObject);
 851       if( aResult.get() )
 852       {
 853         theMenu->addAction(myMenuMgr->action("SELECT_PARENT_CMD"));
 854       }
 855     } else {  // If feature is 0 the it means that selected root object (document)
 856       if (aMgr->activeDocument() != aMgr->moduleDocument())
 857         theMenu->addAction(myMenuMgr->action("ACTIVATE_PARTSET_CMD"));
 858     }
 859   } else if (aSelected == 0) {
 860     // if there is no selection then it means that upper label is selected
 861     QModelIndexList aIndexes = myWorkshop->selection()->selectedIndexes();
 862     if (aIndexes.size() == 0) // it means that selection happens in top label outside of tree view
 863       if (aMgr->activeDocument() != aMgr->moduleDocument())
 864         theMenu->addAction(myMenuMgr->action("ACTIVATE_PARTSET_CMD"));
 865   }
 866   bool aCanDeactivate = (myWorkshop->currentOperation() == 0);
 867   myMenuMgr->action("ACTIVATE_PARTSET_CMD")->setEnabled(aCanDeactivate);
 868   myMenuMgr->action("DEACTIVATE_PART_CMD")->setEnabled(aCanDeactivate);
 869   myMenuMgr->action("ACTIVATE_PART_CMD")->setEnabled(aCanDeactivate);
 870 }
 871
 872 void PartSet_Module::processEvent(const std::shared_ptr<Events_Message>& theMessage)
 873 {
 874   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_DOCUMENT_CHANGED)) {
 875     // Do not change activation of parts if an operation active
 876     static QStringList aAllowActivationList;
 877     if (aAllowActivationList.isEmpty())
 878       aAllowActivationList <<
 879       QString(PartSetPlugin_Part::ID().c_str()) <<
 880       QString(PartSetPlugin_Duplicate::ID().c_str()) <<
 881       QString(PartSetPlugin_Remove::ID().c_str());
 882     if (myWorkshop->currentOperation() &&
 883       (!aAllowActivationList.contains(myWorkshop->currentOperation()->id())))
 884       return;
 885     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myWorkshop);
 886     XGUI_Workshop* aWorkshop = aConnector->workshop();
 887     XGUI_DataTree* aTreeView = aWorkshop->objectBrowser()->treeView();
 888     QLineEdit* aLabel = aWorkshop->objectBrowser()->activeDocLabel();
 889     QPalette aPalet = aLabel->palette();
 890
 891     SessionPtr aMgr = ModelAPI_Session::get();
 892     DocumentPtr aActiveDoc = aMgr->activeDocument();
 893 #ifdef ModuleDataModel
 894     QModelIndex aOldIndex = myDataModel->activePartTree();
 895     DocumentPtr aDoc = aMgr->moduleDocument();
 896     if (aActiveDoc == aDoc) {
 897       if (aOldIndex.isValid())
 898         aTreeView->setExpanded(aOldIndex, false);
 899       myDataModel->deactivatePart();
 900       aPalet.setColor(QPalette::Text, QColor(0, 72, 140));
 901     } else {
 902       std::string aGrpName = ModelAPI_ResultPart::group();
 903       for (int i = 0; i < aDoc->size(aGrpName); i++) {
 904         ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aDoc->object(aGrpName, i));
 905         if (aPart->partDoc() == aActiveDoc) {
 906           QModelIndex aIndex = myDataModel->partIndex(aPart);
 907           if (myDataModel->activatePart(aIndex)) {
 908             if (aOldIndex.isValid())
 909               aTreeView->setExpanded(aOldIndex, false);
 910             aTreeView->setExpanded(myDataModel->activePartTree(), true);
 911             aPalet.setColor(QPalette::Text, Qt::black);
 912           }
 913           break;
 914         }
 915       }
 916     }
 917 #else
 918     // Problem with MPV: At first time on creation it doesn't work because Part feature
 919     // creation event will be sent after
 920     if (aActivePartIndex.isValid())
 921       aTreeView->setExpanded(aActivePartIndex, false);
 922     XGUI_DataModel* aDataModel = aWorkshop->objectBrowser()->dataModel();
 923     aActivePartIndex = aDataModel->documentRootIndex(aActiveDoc);
 924     if (aActivePartIndex.isValid())
 925       aTreeView->setExpanded(aActivePartIndex, true);
 926 #endif
 927     aLabel->setPalette(aPalet);
 928     aWorkshop->updateCommandStatus();
 929
 930     // Update displayed objects in order to update active color
 931     XGUI_Displayer* aDisplayer = aWorkshop->displayer();
 932     QObjectPtrList aObjects = aDisplayer->displayedObjects();
 933     foreach(ObjectPtr aObj, aObjects)
 934       aDisplayer->redisplay(aObj, false);
 935     aDisplayer->updateViewer();
 936   }
 937 }
 938
 939 void PartSet_Module::onTreeViewDoubleClick(const QModelIndex& theIndex)
 940 {
 941   if (myWorkshop->currentOperation()) // Do not change activation of parts if an operation active
 942     return;
 943   SessionPtr aMgr = ModelAPI_Session::get();
 944   if (!theIndex.isValid()) {
 945     aMgr->setActiveDocument(aMgr->moduleDocument());
 946     return;
 947   }
 948   if (theIndex.column() != 0) // Use only first column
 949     return;
 950   ObjectPtr aObj = myDataModel->object(theIndex);
 951   ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aObj);
 952   if (!aPart.get()) { // Probably this is Feature
 953     FeaturePtr aPartFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 954     if (aPartFeature.get() && (aPartFeature->getKind() == PartSetPlugin_Part::ID())) {
 955       aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aPartFeature->firstResult());
 956     }
 957   }
 958   if (aPart.get()) { // if this is a part
 959     if (aPart->partDoc() == aMgr->activeDocument()) {
 960       aMgr->setActiveDocument(aMgr->moduleDocument());
 961     } else {
 962       aPart->activate();
 963     }
 964   }
 965 }
 966
 967
 968 void PartSet_Module::onViewCreated(ModuleBase_IViewWindow*)
 969 {
 970   // z layer is created for all started operations in order to visualize operation AIS presentation
 971   // over the object
 972   Handle(V3d_Viewer) aViewer = myWorkshop->viewer()->AISContext()->CurrentViewer();
 973   if (myVisualLayerId == 0) {
 974     if (myVisualLayerId == 0)
 975       aViewer->AddZLayer(myVisualLayerId);
 976   } else {
 977     TColStd_SequenceOfInteger aZList;
 978     aViewer->GetAllZLayers(aZList);
 979     bool aFound = false;
 980     for (int i = 1; i <= aZList.Length(); i++) {
 981       if (aZList(i) == myVisualLayerId) {
 982         aFound = true;
 983         break;
 984       }
 985     }
 986     if (!aFound)
 987       aViewer->AddZLayer(myVisualLayerId);
 988   }
 989 }