src/PartSet/PartSet_SketcherMgr.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_SketcherMgr.cpp
   4 // Created:     19 Dec 2014
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "PartSet_SketcherMgr.h"
   8 #include "PartSet_Module.h"
   9 #include "PartSet_WidgetPoint2D.h"
  10 #include "PartSet_Tools.h"
  11
  12 #include <XGUI_ModuleConnector.h>
  13 #include <XGUI_Displayer.h>
  14 #include <XGUI_Workshop.h>
  15 #include <XGUI_Selection.h>
  16 #include <XGUI_SelectionMgr.h>
  17
  18 #include <ModuleBase_IViewer.h>
  19 #include <ModuleBase_IWorkshop.h>
  20 #include <ModuleBase_IViewWindow.h>
  21 #include <ModuleBase_Operation.h>
  22 #include <ModuleBase_ISelection.h>
  23 #include <ModuleBase_IPropertyPanel.h>
  24 #include <ModuleBase_Operation.h>
  25
  26 #include <Events_Loop.h>
  27
  28 #include <SketchPlugin_Line.h>
  29 #include <SketchPlugin_Sketch.h>
  30 #include <SketchPlugin_Point.h>
  31 #include <SketchPlugin_Arc.h>
  32 #include <SketchPlugin_Circle.h>
  33 #include <SketchPlugin_ConstraintLength.h>
  34 #include <SketchPlugin_ConstraintDistance.h>
  35 #include <SketchPlugin_ConstraintParallel.h>
  36 #include <SketchPlugin_ConstraintPerpendicular.h>
  37 #include <SketchPlugin_ConstraintRadius.h>
  38 #include <SketchPlugin_ConstraintRigid.h>
  39
  40 #include <SelectMgr_IndexedMapOfOwner.hxx>
  41 #include <StdSelect_BRepOwner.hxx>
  42
  43 #include <ModelAPI_Events.h>
  44
  45 #include <QMouseEvent>
  46 #include <QApplication>
  47
  48
  49
  50
  51 /// Returns list of unique objects by sum of objects from List1 and List2
  52 QList<ObjectPtr> getSumList(const QList<ModuleBase_ViewerPrs>& theList1,
  53                                        const QList<ModuleBase_ViewerPrs>& theList2)
  54 {
  55   QList<ObjectPtr> aRes;
  56   foreach (ModuleBase_ViewerPrs aPrs, theList1) {
  57     if (!aRes.contains(aPrs.object()))
  58       aRes.append(aPrs.object());
  59   }
  60   foreach (ModuleBase_ViewerPrs aPrs, theList2) {
  61     if (!aRes.contains(aPrs.object()))
  62       aRes.append(aPrs.object());
  63   }
  64   return aRes;
  65 }
  66
  67
  68
  69
  70 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
  71   : QObject(theModule), myModule(theModule), myIsDragging(false), myDragDone(false)
  72 {
  73   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
  74   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
  75
  76   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
  77           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
  78
  79   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
  80           this, SLOT(onMouseReleased(ModuleBase_IViewWindow*, QMouseEvent*)));
  81
  82   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
  83           this, SLOT(onMouseMoved(ModuleBase_IViewWindow*, QMouseEvent*)));
  84
  85   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)),
  86           this, SLOT(onMouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
  87 }
  88
  89 PartSet_SketcherMgr::~PartSet_SketcherMgr()
  90 {
  91   if (!myPlaneFilter.IsNull())
  92     myPlaneFilter.Nullify();
  93 }
  94
  95 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
  96 {
  97   //
  98   if (!(theEvent->buttons() & Qt::LeftButton))
  99     return;
 100
 101   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 102   ModuleBase_Operation* aOperation = aWorkshop->currentOperation();
 103   // Use only for sketch operations
 104   if (aOperation && myCurrentSketch) {
 105     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
 106       return;
 107
 108     bool isSketcher = (aOperation->id().toStdString() == SketchPlugin_Sketch::ID());
 109     bool isSketchOpe = sketchOperationIdList().contains(aOperation->id());
 110
 111     // Avoid non-sketch operations
 112     if ((!isSketchOpe) && (!isSketcher))
 113       return;
 114
 115     bool isEditing = aOperation->isEditOperation();
 116
 117     // Ignore creation sketch operation
 118     if ((!isSketcher) && (!isEditing))
 119       return;
 120
 121     if (theEvent->modifiers()) {
 122       // If user performs multiselection
 123       if (isSketchOpe /* && (!isSketcher)*/)
 124         if (!aOperation->commit())
 125           aOperation->abort();
 126       return;
 127     }
 128     // Remember highlighted objects for editing
 129     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 130     QList<ModuleBase_ViewerPrs> aHighlighted = aSelect->getHighlighted();
 131     QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected();
 132     myEditingFeatures.clear();
 133     myEditingAttr.clear();
 134
 135     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 136     QObjectPtrList aSelObjects;
 137     if (aHasShift)
 138       aSelObjects = getSumList(aHighlighted, aSelected);
 139     else {
 140       foreach (ModuleBase_ViewerPrs aPrs, aHighlighted) {
 141         aSelObjects.append(aPrs.object());
 142       }
 143     }
 144     if ((aSelObjects.size() == 0)) {
 145       if (isSketchOpe && (!isSketcher))
 146         // commit previous operation
 147         if (!aOperation->commit())
 148           aOperation->abort();
 149       return;
 150     }
 151     if (aSelObjects.size() == 1) {
 152       // Move by selected shape (vertex). Can be used only for single selection
 153       foreach(ModuleBase_ViewerPrs aPrs, aHighlighted) {
 154         FeaturePtr aFeature = ModelAPI_Feature::feature(aHighlighted.first().object());
 155         if (aFeature) {
 156           myEditingFeatures.append(aFeature);
 157           TopoDS_Shape aShape = aPrs.shape();
 158           if (!aShape.IsNull()) {
 159             if (aShape.ShapeType() == TopAbs_VERTEX) {
 160               AttributePtr aAttr = PartSet_Tools::findAttributeBy2dPoint(myEditingFeatures.first(),
 161                                                                          aShape, myCurrentSketch);
 162               if (aAttr)
 163                 myEditingAttr.append(aAttr);
 164             }
 165           }
 166         }
 167       }
 168     } else {
 169       // Provide multi-selection. Can be used only for features
 170       foreach (ObjectPtr aObj, aSelObjects) {
 171         FeaturePtr aFeature = ModelAPI_Feature::feature(aObj);
 172         if (aFeature && (!myEditingFeatures.contains(aFeature)))
 173           myEditingFeatures.append(aFeature);
 174       }
 175
 176     }
 177     // If nothing highlighted - return
 178     if (myEditingFeatures.size() == 0)
 179       return;
 180
 181     if (isSketcher) {
 182       myIsDragging = true;
 183       get2dPoint(theWnd, theEvent, myCurX, myCurY);
 184       myDragDone = false;
 185       aWorkshop->viewer()->enableMultiselection(false);
 186       launchEditing();
 187
 188     } else if (isSketchOpe && isEditing) {
 189       // If selected another object
 190       aOperation->abort();
 191
 192       myIsDragging = true;
 193       get2dPoint(theWnd, theEvent, myCurX, myCurY);
 194       myDragDone = false;
 195       aWorkshop->viewer()->enableMultiselection(false);
 196
 197       // This is necessary in order to finalize previous operation
 198       QApplication::processEvents();
 199       launchEditing();
 200     }
 201   }
 202 }
 203
 204 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 205 {
 206   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 207   ModuleBase_Operation* aOp = aWorkshop->currentOperation();
 208   if (!aOp)
 209     return;
 210   if (!sketchOperationIdList().contains(aOp->id()))
 211     return;
 212
 213   // Only for sketcher operations
 214   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 215   if (myIsDragging) {
 216     myIsDragging = false;
 217     if (myDragDone) {
 218       aViewer->enableMultiselection(true);
 219       aOp->commit();
 220       myEditingFeatures.clear();
 221       myEditingAttr.clear();
 222
 223       // Reselect edited object
 224       aViewer->AISContext()->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 225       if (theEvent->modifiers() & Qt::ShiftModifier)
 226         aViewer->AISContext()->ShiftSelect();
 227       else
 228         aViewer->AISContext()->Select();
 229       return;
 230     }
 231   }
 232   if (!aViewer->isMultiSelectionEnabled()) {
 233     aViewer->enableMultiselection(true);
 234   }
 235 }
 236
 237 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 238 {
 239   if (myIsDragging) {
 240     ModuleBase_Operation* aOperation = myModule->workshop()->currentOperation();
 241     if (aOperation->id().toStdString() == SketchPlugin_Sketch::ID())
 242       return; // No edit operation activated
 243
 244     static Events_ID anEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
 245
 246     Handle(V3d_View) aView = theWnd->v3dView();
 247     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 248     double aX, aY;
 249     PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, aY);
 250     double dX =  aX - myCurX;
 251     double dY =  aY - myCurY;
 252
 253     if ((aOperation->id().toStdString() == SketchPlugin_Line::ID()) &&
 254         (myEditingAttr.size() == 1) &&
 255         myEditingAttr.first()) {
 256       // probably we have prehighlighted point
 257       AttributePtr aAttr = myEditingAttr.first();
 258       std::string aAttrId = aAttr->id();
 259       ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 260       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 261       // Find corresponded widget to provide dragging
 262       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 263         if (aWgt->attributeID() == aAttrId) {
 264           PartSet_WidgetPoint2D* aWgt2d = dynamic_cast<PartSet_WidgetPoint2D*>(aWgt);
 265           if (aWgt2d) {
 266             aWgt2d->setPoint(aWgt2d->x() + dX, aWgt2d->y() + dY);
 267             break;
 268           }
 269         }
 270       }
 271     } else {
 272       ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 273       XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 274       XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 275       bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 276
 277       foreach(FeaturePtr aFeature, myEditingFeatures) {
 278         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 279           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 280         if (aSketchFeature) {
 281           // save the previous selection
 282
 283           std::list<AttributePtr> aSelectedAttributes;
 284           getCurrentSelection(aSketchFeature, myCurrentSketch, aWorkshop, aSelectedAttributes);
 285           // save the previous selection: end
 286
 287           aSketchFeature->move(dX, dY);
 288           // TODO: the selection restore should be after the AIS presentation is rebuilt
 289           Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_MOVED));
 290           Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 291
 292           // restore the previous selection
 293           SelectMgr_IndexedMapOfOwner anOwnersToSelect;
 294           getSelectionOwners(aSketchFeature, myCurrentSketch, aWorkshop, aSelectedAttributes,
 295                              anOwnersToSelect);
 296           aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
 297           // restore the previous selection
 298         }
 299         ModelAPI_EventCreator::get()->sendUpdated(aSketchFeature, anEvent, true);
 300         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 301       }
 302       // TODO: set here
 303       //Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_MOVED));
 304       //Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 305
 306       //Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 307       aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 308       aDisplayer->updateViewer();
 309     }
 310     myDragDone = true;
 311     myCurX = aX;
 312     myCurY = aY;
 313   }
 314 }
 315
 316 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 317 {
 318   ModuleBase_Operation* aOperation = myModule->workshop()->currentOperation();
 319   if (aOperation && aOperation->isEditOperation()) {
 320     std::string aId = aOperation->id().toStdString();
 321     if ((aId == SketchPlugin_ConstraintLength::ID()) ||
 322       (aId == SketchPlugin_ConstraintDistance::ID()) ||
 323       (aId == SketchPlugin_ConstraintRadius::ID()))
 324     {
 325       // Activate dimension value editing on double click
 326       ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 327       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 328       // Find corresponded widget to activate value editing
 329       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 330         if (aWgt->attributeID() == "ConstraintValue") {
 331           aWgt->focusTo();
 332           return;
 333         }
 334       }
 335     }
 336   }
 337 }
 338
 339 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 340                                 double& theX, double& theY)
 341 {
 342   Handle(V3d_View) aView = theWnd->v3dView();
 343   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 344   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, theX, theY);
 345 }
 346
 347 void PartSet_SketcherMgr::launchEditing()
 348 {
 349   if (myEditingFeatures.size() > 0) {
 350     FeaturePtr aFeature = myEditingFeatures.first();
 351     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 352               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 353     if (aSPFeature) {
 354       myModule->editFeature(aSPFeature);
 355     }
 356   }
 357 }
 358
 359
 360 QStringList PartSet_SketcherMgr::sketchOperationIdList()
 361 {
 362   static QStringList aIds;
 363   if (aIds.size() == 0) {
 364     aIds << SketchPlugin_Line::ID().c_str();
 365     aIds << SketchPlugin_Point::ID().c_str();
 366     aIds << SketchPlugin_Arc::ID().c_str();
 367     aIds << SketchPlugin_Circle::ID().c_str();
 368     aIds << SketchPlugin_ConstraintLength::ID().c_str();
 369     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
 370     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
 371     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
 372     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 373     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
 374   }
 375   return aIds;
 376 }
 377
 378 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 379 {
 380   // Display all sketcher sub-Objects
 381   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theOperation->feature());
 382   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 383   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 384
 385   // Hide sketcher result
 386   std::list<ResultPtr> aResults = myCurrentSketch->results();
 387   std::list<ResultPtr>::const_iterator aIt;
 388   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 389     aDisplayer->erase((*aIt), false);
 390   }
 391   aDisplayer->erase(myCurrentSketch, false);
 392
 393   // Display sketcher objects
 394   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 395     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 396     std::list<ResultPtr> aResults = aFeature->results();
 397     std::list<ResultPtr>::const_iterator aIt;
 398     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 399       aDisplayer->display((*aIt), false);
 400     }
 401     aDisplayer->display(aFeature, false);
 402   }
 403
 404   if (myPlaneFilter.IsNull())
 405     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
 406
 407   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
 408   if (theOperation->isEditOperation()) {
 409     // If it is editing of sketch then it means that plane is already defined
 410     std::shared_ptr<GeomAPI_Pln> aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
 411     myPlaneFilter->setPlane(aPln->impl<gp_Pln>());
 412   }
 413   aDisplayer->updateViewer();
 414 }
 415
 416 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
 417 {
 418   DataPtr aData = myCurrentSketch->data();
 419   if ((!aData) || (!aData->isValid())) {
 420     // The sketch was aborted
 421     myCurrentSketch = CompositeFeaturePtr();
 422     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 423     return;
 424   }
 425   // Hide all sketcher sub-Objects
 426   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 427   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 428   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 429     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 430     std::list<ResultPtr> aResults = aFeature->results();
 431     std::list<ResultPtr>::const_iterator aIt;
 432     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 433       aDisplayer->erase((*aIt), false);
 434     }
 435     aDisplayer->erase(aFeature, false);
 436   }
 437   // Display sketcher result
 438   std::list<ResultPtr> aResults = myCurrentSketch->results();
 439   std::list<ResultPtr>::const_iterator aIt;
 440   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 441     aDisplayer->display((*aIt), false);
 442   }
 443   aDisplayer->display(myCurrentSketch);
 444
 445   myCurrentSketch = CompositeFeaturePtr();
 446   myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 447   aDisplayer->updateViewer();
 448 }
 449
 450
 451 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
 452 {
 453   myPlaneFilter->setPlane(thePln->impl<gp_Pln>());
 454 }
 455
 456 void PartSet_SketcherMgr::getCurrentSelection(const ObjectPtr& theObject,
 457                                               const FeaturePtr& theSketch,
 458                                               ModuleBase_IWorkshop* theWorkshop,
 459                                               std::list<AttributePtr>& theSelectedAttributes)
 460 {
 461   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 462   if (aFeature.get() == NULL)
 463     return;
 464
 465   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
 466   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 467   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
 468   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 469
 470   // TODO: check all results and IPresentable feature
 471   ResultPtr aResult = aFeature->firstResult();
 472
 473   bool isVisibleSketch = aDisplayer->isVisible(aResult);
 474   AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
 475
 476   if (aAISObj.get() != NULL) {
 477     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
 478     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
 479     {
 480       Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(
 481                                                                       aContext->SelectedOwner());
 482       if (aBRepOwner.IsNull()) continue;
 483
 484       Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
 485                                                                        aBRepOwner->Selectable());
 486       if (anIO != anAISIO) continue;
 487
 488       if (aBRepOwner->HasShape()) {
 489         const TopoDS_Shape& aShape = aBRepOwner->Shape();
 490         TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 491         if (aShapeType == TopAbs_VERTEX) {
 492           AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theObject,
 493                                                                         aShape, theSketch);
 494           if (aPntAttr.get() != NULL)
 495             theSelectedAttributes.push_back(aPntAttr);
 496         }
 497       }
 498     }
 499   }
 500 }
 501
 502 void PartSet_SketcherMgr::getSelectionOwners(const ObjectPtr& theObject,
 503                                              const FeaturePtr& theSketch,
 504                                              ModuleBase_IWorkshop* theWorkshop,
 505                                              const std::list<AttributePtr>& theSelectedAttributes,
 506                                              SelectMgr_IndexedMapOfOwner& anOwnersToSelect)
 507 {
 508   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 509   if (aFeature.get() == NULL)
 510     return;
 511
 512   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
 513   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 514   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
 515   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 516
 517   // TODO: check all results and IPresentable feature
 518   ResultPtr aResult = aFeature->firstResult();
 519
 520   bool isVisibleSketch = aDisplayer->isVisible(aResult);
 521   AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
 522
 523   if (aAISObj.get() != NULL) {
 524     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
 525
 526     SelectMgr_IndexedMapOfOwner aSelectedOwners;
 527
 528     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
 529     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
 530       Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
 531       if ( anOwner.IsNull() || !anOwner->HasShape() )
 532         continue;
 533       const TopoDS_Shape& aShape = anOwner->Shape();
 534       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 535       if (aShapeType == TopAbs_VERTEX) {
 536         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(aFeature, aShape, theSketch);
 537         if (aPntAttr.get() != NULL) {
 538           std::list<AttributePtr>::const_iterator anIt = theSelectedAttributes.begin(),
 539                                                   aLast = theSelectedAttributes.end();
 540           for (; anIt != aLast; anIt++) {
 541             AttributePtr anAttrIt = *anIt;
 542             if (anAttrIt.get() == aPntAttr.get()) {
 543               anOwnersToSelect.Add(anOwner);
 544             }
 545           }
 546         }
 547       }
 548     }
 549   }
 550 }