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_WidgetPoint2dDistance.h"
  11 #include "PartSet_Tools.h"
  12 #include "PartSet_WidgetSketchLabel.h"
  13
  14 #include <ModuleBase_WidgetEditor.h>
  15
  16 #include <XGUI_ModuleConnector.h>
  17 #include <XGUI_Displayer.h>
  18 #include <XGUI_Workshop.h>
  19 #include <XGUI_ContextMenuMgr.h>
  20 #include <XGUI_Selection.h>
  21 #include <XGUI_SelectionMgr.h>
  22 #include <ModuleBase_ModelWidget.h>
  23 #include <XGUI_ModuleConnector.h>
  24 #include <XGUI_PropertyPanel.h>
  25 #include <XGUI_ViewerProxy.h>
  26
  27 #include <AppElements_MainWindow.h>
  28
  29 #include <ModuleBase_IViewer.h>
  30 #include <ModuleBase_IWorkshop.h>
  31 #include <ModuleBase_IViewWindow.h>
  32 #include <ModuleBase_Operation.h>
  33 #include <ModuleBase_ISelection.h>
  34 #include <ModuleBase_IPropertyPanel.h>
  35 #include <ModuleBase_Operation.h>
  36
  37 #include <GeomDataAPI_Point2D.h>
  38
  39 #include <Events_Loop.h>
  40
  41 #include <SketchPlugin_Line.h>
  42 #include <SketchPlugin_Sketch.h>
  43 #include <SketchPlugin_Point.h>
  44 #include <SketchPlugin_Arc.h>
  45 #include <SketchPlugin_Circle.h>
  46 #include <SketchPlugin_ConstraintLength.h>
  47 #include <SketchPlugin_ConstraintDistance.h>
  48 #include <SketchPlugin_ConstraintParallel.h>
  49 #include <SketchPlugin_ConstraintPerpendicular.h>
  50 #include <SketchPlugin_ConstraintRadius.h>
  51 #include <SketchPlugin_ConstraintRigid.h>
  52 #include <SketchPlugin_ConstraintHorizontal.h>
  53 #include <SketchPlugin_ConstraintVertical.h>
  54 #include <SketchPlugin_ConstraintEqual.h>
  55 #include <SketchPlugin_ConstraintTangent.h>
  56 #include <SketchPlugin_ConstraintCoincidence.h>
  57 #include <SketchPlugin_ConstraintFillet.h>
  58 #include <SketchPlugin_ConstraintMirror.h>
  59
  60 #include <SelectMgr_IndexedMapOfOwner.hxx>
  61 #include <StdSelect_BRepOwner.hxx>
  62
  63 //#include <AIS_DimensionSelectionMode.hxx>
  64 //#include <AIS_Shape.hxx>
  65
  66 #include <ModelAPI_Events.h>
  67 #include <ModelAPI_Session.h>
  68
  69 #include <QMouseEvent>
  70 #include <QApplication>
  71
  72
  73 /// Returns list of unique objects by sum of objects from List1 and List2
  74 /*QList<ModuleBase_ViewerPrs> getSumList(const QList<ModuleBase_ViewerPrs>& theList1,
  75                                        const QList<ModuleBase_ViewerPrs>& theList2)
  76 {
  77   QList<ModuleBase_ViewerPrs> aRes;
  78   foreach (ModuleBase_ViewerPrs aPrs, theList1) {
  79     if (!aRes.contains(aPrs))
  80       aRes.append(aPrs);
  81   }
  82   foreach (ModuleBase_ViewerPrs aPrs, theList2) {
  83     if (!aRes.contains(aPrs))
  84       aRes.append(aPrs);
  85   }
  86   return aRes;
  87 }*/
  88
  89 void fillFeature2Attribute(const QList<ModuleBase_ViewerPrs>& theList,
  90                            QMap<FeaturePtr, QList<AttributePtr> >& theFeature2AttributeMap,
  91                            const FeaturePtr theSketch)
  92 {
  93   QList<ModuleBase_ViewerPrs> aRes;
  94
  95   QList<ModuleBase_ViewerPrs>::const_iterator anIt = theList.begin(),
  96                                               aLast = theList.end();
  97   for (; anIt != aLast; anIt++)
  98   {
  99     ModuleBase_ViewerPrs aPrs = *anIt;
 100     FeaturePtr aFeature = ModelAPI_Feature::feature(aPrs.object());
 101     if (aFeature.get() == NULL)
 102       continue;
 103
 104     QList<AttributePtr> anAttributes;
 105     if (theFeature2AttributeMap.contains(aFeature)) {
 106       anAttributes = theFeature2AttributeMap[aFeature];
 107     }
 108     AttributePtr anAttr;
 109     TopoDS_Shape aShape = aPrs.shape();
 110     if (!aShape.IsNull()) {
 111       if (aShape.ShapeType() == TopAbs_VERTEX) {
 112         anAttr = PartSet_Tools::findAttributeBy2dPoint(aFeature, aShape, theSketch);
 113         if (anAttr.get() != NULL && !anAttributes.contains(anAttr))
 114           anAttributes.push_back(anAttr);
 115       }
 116     }
 117     theFeature2AttributeMap[aFeature] = anAttributes;
 118   }
 119 }
 120
 121
 122
 123
 124 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
 125   : QObject(theModule), myModule(theModule), myIsDragging(false), myDragDone(false),
 126     myIsPropertyPanelValueChanged(false), myIsMouseOverWindow(false),
 127     myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
 128     myIsPopupMenuActive(false), myIsConstraintsShown(true)
 129 {
 130   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 131   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
 132
 133   myPreviousSelectionEnabled = true;//aViewer->isSelectionEnabled();
 134
 135   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
 136           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
 137
 138   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 139           this, SLOT(onMouseReleased(ModuleBase_IViewWindow*, QMouseEvent*)));
 140
 141   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
 142           this, SLOT(onMouseMoved(ModuleBase_IViewWindow*, QMouseEvent*)));
 143
 144   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)),
 145           this, SLOT(onMouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
 146
 147   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 148   XGUI_Workshop* aWorkshop = aConnector->workshop();
 149   connect(aWorkshop, SIGNAL(applicationStarted()), this, SLOT(onApplicationStarted()));
 150 }
 151
 152 PartSet_SketcherMgr::~PartSet_SketcherMgr()
 153 {
 154   if (!myPlaneFilter.IsNull())
 155     myPlaneFilter.Nullify();
 156 }
 157
 158 void PartSet_SketcherMgr::onEnterViewPort()
 159 {
 160   // 1. if the mouse over window, update the next flag. Do not perform update visibility of
 161   // created feature because it should be done in onMouseMove(). Some widgets watch
 162   // the mouse move and use the cursor position to update own values. If the presentaion is
 163   // redisplayed before this update, the feature presentation jumps from reset value to current.
 164   myIsMouseOverWindow = true;
 165   myIsPropertyPanelValueChanged = false;
 166
 167   if (!isNestedCreateOperation(getCurrentOperation()))
 168     return;
 169 }
 170
 171 void PartSet_SketcherMgr::onLeaveViewPort()
 172 {
 173   myIsMouseOverViewProcessed = false;
 174   myIsMouseOverWindow = false;
 175   myIsPropertyPanelValueChanged = false;
 176
 177   if (!isNestedCreateOperation(getCurrentOperation()))
 178     return;
 179   // the method should be performed if the popup menu is called,
 180   // the reset of the current widget should not happen
 181   if (myIsPopupMenuActive)
 182     return;
 183
 184   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
 185   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 186   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 187   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 188   // disable the viewer update in order to avoid visualization of redisplayed feature in viewer
 189   // obtained after reset value
 190   bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 191   ModuleBase_Operation* aOperation = getCurrentOperation();
 192   ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 193   ModuleBase_ModelWidget* aActiveWgt = aPanel->activeWidget();
 194   if (aActiveWgt) {
 195     aActiveWgt->reset();
 196   }
 197   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 198
 199   // hides the presentation of the current operation feature
 200   //myIsPropertyPanelValueChanged = false;
 201   // the feature is to be erased here, but it is correct to call canDisplayObject because
 202   // there can be additional check (e.g. editor widget in distance constraint)
 203   FeaturePtr aFeature = getCurrentOperation()->feature();
 204   visualizeFeature(aOperation, canDisplayObject(aFeature));
 205 }
 206
 207 void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
 208 {
 209   if (isNestedCreateOperation(getCurrentOperation()))
 210     return;
 211   // it is necessary to save current selection in order to restore it after the values are modifed
 212   storeSelection();
 213
 214   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 215   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 216   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 217   myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
 218 }
 219
 220 void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
 221 {
 222   if (isNestedCreateOperation(getCurrentOperation()))
 223     return;
 224   // it is necessary to restore current selection in order to restore it after the values are modified
 225   restoreSelection();
 226   myCurrentSelection.clear();
 227
 228   // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 229   // viewer happens by deselect/select the modified objects. The flag should be restored after
 230   // the selection processing. The update viewer should be also called.
 231   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 232   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 233   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 234   aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
 235   aDisplayer->updateViewer();
 236 }
 237
 238 void PartSet_SketcherMgr::onValuesChangedInPropertyPanel()
 239 {
 240   if (!isNestedCreateOperation(getCurrentOperation()))
 241     return;
 242
 243   // visualize the current operation feature
 244   myIsPropertyPanelValueChanged = true;
 245   ModuleBase_Operation* aOperation = getCurrentOperation();
 246   // the feature is to be erased here, but it is correct to call canDisplayObject because
 247   // there can be additional check (e.g. editor widget in distance constraint)
 248   FeaturePtr aFeature = getCurrentOperation()->feature();
 249   visualizeFeature(aOperation, canDisplayObject(aFeature));
 250 }
 251
 252 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 253 {
 254   get2dPoint(theWnd, theEvent, myClickedPoint);
 255
 256   if (!(theEvent->buttons() & Qt::LeftButton))
 257     return;
 258
 259   // Clear dragging mode
 260   myIsDragging = false;
 261
 262   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 263   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 264   if (!aViewer->canDragByMouse())
 265     return;
 266
 267   ModuleBase_Operation* aOperation = getCurrentOperation();
 268   if (aOperation && aOperation->isEditOperation()) {
 269     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 270     ModuleBase_ModelWidget* aActiveWgt = aPanel->activeWidget();
 271     // If the current widget is a selector, do do nothing, it processes the mouse press
 272     if(aActiveWgt && aActiveWgt->isViewerSelector()) {
 273       return;
 274     }
 275   }
 276
 277   // Use only for sketch operations
 278   if (aOperation && myCurrentSketch) {
 279     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
 280       return;
 281
 282     bool isSketcher = isSketchOperation(aOperation);
 283     bool isSketchOpe = isNestedSketchOperation(aOperation);
 284
 285     // Avoid non-sketch operations
 286     if ((!isSketchOpe) && (!isSketcher))
 287       return;
 288
 289     bool isEditing = aOperation->isEditOperation();
 290
 291     // Ignore creation sketch operation
 292     if ((!isSketcher) && (!isEditing))
 293       return;
 294
 295     // MoveTo in order to highlight current object
 296     aViewer->AISContext()->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 297
 298     // Remember highlighted objects for editing
 299     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 300
 301     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 302     storeSelection(!aHasShift);
 303
 304     if (myCurrentSelection.empty()) {
 305       if (isSketchOpe && (!isSketcher))
 306         // commit previous operation
 307         if (!aOperation->commit())
 308           aOperation->abort();
 309       return;
 310     }
 311
 312     if (isSketcher) {
 313       myIsDragging = true;
 314       get2dPoint(theWnd, theEvent, myCurrentPoint);
 315       myDragDone = false;
 316       launchEditing();
 317
 318     } else if (isSketchOpe && isEditing) {
 319       // If selected another object commit current result
 320       aOperation->commit();
 321
 322       myIsDragging = true;
 323       get2dPoint(theWnd, theEvent, myCurrentPoint);
 324       myDragDone = false;
 325
 326       // This is necessary in order to finalize previous operation
 327       QApplication::processEvents();
 328       launchEditing();
 329     }
 330   }
 331 }
 332
 333 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 334 {
 335   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 336   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 337   if (!aViewer->canDragByMouse())
 338     return;
 339   ModuleBase_Operation* aOp = getCurrentOperation();
 340   if (aOp) {
 341     if (isNestedSketchOperation(aOp)) {
 342       get2dPoint(theWnd, theEvent, myClickedPoint);
 343
 344       // Only for sketcher operations
 345       if (myIsDragging) {
 346         if (myDragDone) {
 347           //aOp->commit();
 348           myCurrentSelection.clear();
 349           // Reselect edited object
 350           /*aViewer->AISContext()->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 351           if (theEvent->modifiers() & Qt::ShiftModifier)
 352             aViewer->AISContext()->ShiftSelect();
 353           else
 354             aViewer->AISContext()->Select();
 355             */
 356         }
 357       }
 358     }
 359   }
 360   aWorkshop->viewer()->enableSelection(myPreviousSelectionEnabled);
 361   myIsDragging = false;
 362 }
 363
 364 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 365 {
 366   if (isNestedCreateOperation(getCurrentOperation()) && !myIsMouseOverViewProcessed) {
 367     myIsMouseOverViewProcessed = true;
 368     // 1. perform the widget mouse move functionality and display the presentation
 369     ModuleBase_Operation* aOperation = getCurrentOperation();
 370     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 371     ModuleBase_ModelWidget* anActiveWdg = aPanel->activeWidget();
 372     // the mouse move should be processed in the widget, if it can in order to visualize correct
 373     // presentation. These widgets correct the feature attribute according to the mouse position
 374     PartSet_WidgetPoint2D* aPoint2DWdg = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWdg);
 375     if (aPoint2DWdg) {
 376       aPoint2DWdg->onMouseMove(theWnd, theEvent);
 377     }
 378     PartSet_WidgetPoint2dDistance* aDistanceWdg = dynamic_cast<PartSet_WidgetPoint2dDistance*>
 379                                                                 (anActiveWdg);
 380     if (aDistanceWdg) {
 381       aDistanceWdg->onMouseMove(theWnd, theEvent);
 382     }
 383     // the feature is to be erased here, but it is correct to call canDisplayObject because
 384     // there can be additional check (e.g. editor widget in distance constraint)
 385     FeaturePtr aFeature = getCurrentOperation()->feature();
 386     visualizeFeature(aOperation, canDisplayObject(aFeature));
 387   }
 388
 389   myClickedPoint.clear();
 390
 391   if (myIsDragging) {
 392     // 1. the current selection is saved in the mouse press method in order to restore it after moving
 393     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
 394     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
 395     // deselected). This flag should be restored in the slot, processed the mouse release signal.
 396     ModuleBase_IViewer* aViewer = myModule->workshop()->viewer();
 397     aViewer->enableSelection(false);
 398
 399     ModuleBase_Operation* aOperation = getCurrentOperation();
 400     if (!aOperation)
 401       return;
 402     if (isSketchOperation(aOperation))
 403       return; // No edit operation activated
 404
 405     Handle(V3d_View) aView = theWnd->v3dView();
 406     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 407     double aX, aY;
 408     PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, aY);
 409     double dX =  aX - myCurrentPoint.myCurX;
 410     double dY =  aY - myCurrentPoint.myCurY;
 411
 412     ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 413     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 414     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 415     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 416     // viewer happens by deselect/select the modified objects. The flag should be restored after
 417     // the selection processing. The update viewer should be also called.
 418     bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 419
 420     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
 421     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 422     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
 423                                           aLast = myCurrentSelection.end();
 424     // 4. the features and attributes modification(move)
 425     for (; anIt != aLast; anIt++) {
 426       FeaturePtr aFeature = anIt.key();
 427
 428       std::set<AttributePtr> anAttributes = anIt.value().first;
 429       // Process selection by attribute: the priority to the attribute
 430       if (!anAttributes.empty()) {
 431         std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
 432                                                anAttLast = anAttributes.end();
 433         for (; anAttIt != anAttLast; anAttIt++) {
 434           AttributePtr anAttr = *anAttIt;
 435           if (anAttr.get() == NULL)
 436             continue;
 437           std::string aAttrId = anAttr->id();
 438           DataPtr aData = aFeature->data();
 439           if (aData.get() != NULL) {
 440             std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 441               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(aAttrId));
 442             if (aPoint.get() != NULL) {
 443               bool isImmutable = aPoint->setImmutable(true);
 444               aPoint->move(dX, dY);
 445               ModelAPI_EventCreator::get()->sendUpdated(aFeature, aMoveEvent);
 446               aPoint->setImmutable(isImmutable);
 447             }
 448           }
 449         }
 450       } else {
 451         // Process selection by feature
 452         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 453           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 454         if (aSketchFeature) {
 455           aSketchFeature->move(dX, dY);
 456           ModelAPI_EventCreator::get()->sendUpdated(aSketchFeature, aMoveEvent);
 457         }
 458       }
 459     }
 460     Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
 461     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 462
 463     // 5. it is necessary to save current selection in order to restore it after the features moving
 464     restoreSelection();
 465     // 6. restore the update viewer flag and call this update
 466     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 467     aDisplayer->updateViewer();
 468
 469     myDragDone = true;
 470     myCurrentPoint.setValue(aX, aY);
 471   }
 472 }
 473
 474 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 475 {
 476   ModuleBase_Operation* aOperation = getCurrentOperation();
 477   if (aOperation && aOperation->isEditOperation()) {
 478     std::string aId = aOperation->id().toStdString();
 479     if (isDistanceOperation(aOperation))
 480     {
 481       // Activate dimension value editing on double click
 482       ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 483       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 484       // Find corresponded widget to activate value editing
 485       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 486         if (aWgt->attributeID() == "ConstraintValue") {
 487           aWgt->focusTo();
 488           return;
 489         }
 490       }
 491     }
 492   }
 493 }
 494
 495 void PartSet_SketcherMgr::onApplicationStarted()
 496 {
 497   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 498   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 499   XGUI_Workshop* aWorkshop = aConnector->workshop();
 500   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 501   if (aPropertyPanel) {
 502     connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
 503             this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
 504   }
 505
 506   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
 507   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
 508   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
 509
 510   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 511   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
 512   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 513 }
 514
 515 void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
 516 {
 517   if (!myClickedPoint.myIsInitialized)
 518     return;
 519
 520   ModuleBase_Operation* aOperation = getCurrentOperation();
 521   // the distance constraint feature should not use the clickedd point
 522   // this is workaround in order to don't throw down the flyout point value,
 523   // set by execute() method of these type of features
 524   if (isDistanceOperation(aOperation))
 525     return;
 526
 527   PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
 528   if (aPnt2dWgt) {
 529     aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
 530   }
 531 }
 532
 533 void PartSet_SketcherMgr::onBeforeContextMenu()
 534 {
 535   myIsPopupMenuActive = true;
 536 }
 537
 538 void PartSet_SketcherMgr::onAfterContextMenu()
 539 {
 540   myIsPopupMenuActive = false;
 541 }
 542
 543 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 544                                      Point& thePoint)
 545 {
 546   Handle(V3d_View) aView = theWnd->v3dView();
 547   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 548   double aX, anY;
 549   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
 550   thePoint.setValue(aX, anY);
 551 }
 552
 553 void PartSet_SketcherMgr::launchEditing()
 554 {
 555   // there should be activate the vertex selection mode because the edit can happens by the selected
 556   // point
 557   QIntList aModes;
 558   aModes << TopAbs_VERTEX << TopAbs_EDGE;
 559   // TODO: #391 - to be uncommented
 560   /*aModes.append(AIS_DSM_Text);
 561   aModes.append(AIS_DSM_Line);
 562   aModes.append(AIS_Shape::SelectionMode((TopAbs_ShapeEnum) TopAbs_VERTEX));
 563   aModes.append(AIS_Shape::SelectionMode((TopAbs_ShapeEnum) TopAbs_EDGE));*/
 564
 565   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 566   aConnector->activateSubShapesSelection(aModes);
 567
 568   if (!myCurrentSelection.empty()) {
 569     FeaturePtr aFeature = myCurrentSelection.begin().key();
 570     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 571               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 572     if (aSPFeature) {
 573       myModule->editFeature(aSPFeature);
 574     }
 575   }
 576
 577 }
 578
 579
 580 const QStringList& PartSet_SketcherMgr::sketchOperationIdList()
 581 {
 582   static QStringList aIds;
 583   if (aIds.size() == 0) {
 584     aIds << SketchPlugin_Line::ID().c_str();
 585     aIds << SketchPlugin_Point::ID().c_str();
 586     aIds << SketchPlugin_Arc::ID().c_str();
 587     aIds << SketchPlugin_Circle::ID().c_str();
 588     aIds << SketchPlugin_ConstraintLength::ID().c_str();
 589     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
 590     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
 591     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
 592     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 593     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
 594     aIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 595     aIds << SketchPlugin_ConstraintVertical::ID().c_str();
 596     aIds << SketchPlugin_ConstraintEqual::ID().c_str();
 597     aIds << SketchPlugin_ConstraintTangent::ID().c_str();
 598     aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 599     aIds << SketchPlugin_ConstraintFillet::ID().c_str();
 600     aIds << SketchPlugin_ConstraintMirror::ID().c_str();
 601   }
 602   return aIds;
 603 }
 604
 605 const QStringList& PartSet_SketcherMgr::constraintsIdList()
 606 {
 607   static QStringList aIds;
 608   if (aIds.size() == 0) {
 609     aIds << SketchPlugin_ConstraintLength::ID().c_str();
 610     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
 611     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
 612     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
 613     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 614     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
 615     aIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 616     aIds << SketchPlugin_ConstraintVertical::ID().c_str();
 617     aIds << SketchPlugin_ConstraintEqual::ID().c_str();
 618     aIds << SketchPlugin_ConstraintTangent::ID().c_str();
 619     aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 620     aIds << SketchPlugin_ConstraintMirror::ID().c_str();
 621   }
 622   return aIds;
 623 }
 624
 625
 626 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 627 {
 628   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
 629 }
 630
 631 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation)
 632 {
 633   return theOperation &&
 634          PartSet_SketcherMgr::sketchOperationIdList().contains(theOperation->id());
 635 }
 636
 637 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation)
 638 {
 639   return theOperation && !theOperation->isEditOperation() && isNestedSketchOperation(theOperation);
 640 }
 641
 642 bool PartSet_SketcherMgr::isEntityOperation(ModuleBase_Operation* theOperation)
 643 {
 644   std::string aId = theOperation ? theOperation->id().toStdString() : "";
 645
 646   return (aId == SketchPlugin_Line::ID()) ||
 647          (aId == SketchPlugin_Point::ID()) ||
 648          (aId == SketchPlugin_Arc::ID()) ||
 649          (aId == SketchPlugin_Circle::ID());
 650 }
 651
 652 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 653 {
 654   std::string aId = theOperation ? theOperation->id().toStdString() : "";
 655
 656   return (aId == SketchPlugin_ConstraintLength::ID()) ||
 657          (aId == SketchPlugin_ConstraintDistance::ID()) ||
 658          (aId == SketchPlugin_ConstraintRadius::ID());
 659 }
 660
 661 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 662 {
 663   // Display all sketcher sub-Objects
 664   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theOperation->feature());
 665   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 666   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 667
 668   // Hide sketcher result
 669   std::list<ResultPtr> aResults = myCurrentSketch->results();
 670   std::list<ResultPtr>::const_iterator aIt;
 671   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 672     aDisplayer->erase((*aIt), false);
 673   }
 674   aDisplayer->erase(myCurrentSketch, false);
 675
 676   // Display sketcher objects
 677   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 678     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 679     std::list<ResultPtr> aResults = aFeature->results();
 680     std::list<ResultPtr>::const_iterator aIt;
 681     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 682       aDisplayer->display((*aIt), false);
 683     }
 684     aDisplayer->display(aFeature, false);
 685   }
 686
 687   if (myPlaneFilter.IsNull())
 688     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
 689
 690   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
 691   if (theOperation->isEditOperation()) {
 692     // If it is editing of sketch then it means that plane is already defined
 693     std::shared_ptr<GeomAPI_Pln> aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
 694     myPlaneFilter->setPlane(aPln->impl<gp_Pln>());
 695   }
 696   aDisplayer->updateViewer();
 697 }
 698
 699 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
 700 {
 701   myIsMouseOverWindow = false;
 702   myIsConstraintsShown = true;
 703
 704   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 705   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 706
 707   DataPtr aData = myCurrentSketch->data();
 708   if ((!aData) || (!aData->isValid())) {
 709     // The sketch was aborted
 710     myCurrentSketch = CompositeFeaturePtr();
 711     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 712
 713     // Erase all sketcher objects
 714     QStringList aSketchIds = sketchOperationIdList();
 715     QObjectPtrList aObjects = aDisplayer->displayedObjects();
 716     foreach (ObjectPtr aObj, aObjects) {
 717       DataPtr aObjData = aObj->data();
 718       if ((!aObjData) || (!aObjData->isValid()))
 719         aDisplayer->erase(aObj);
 720     }
 721     return;
 722   }
 723   // Hide all sketcher sub-Objects
 724   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 725     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 726     std::list<ResultPtr> aResults = aFeature->results();
 727     std::list<ResultPtr>::const_iterator aIt;
 728     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 729       aDisplayer->erase((*aIt), false);
 730     }
 731     aDisplayer->erase(aFeature, false);
 732   }
 733   // Display sketcher result
 734   std::list<ResultPtr> aResults = myCurrentSketch->results();
 735   std::list<ResultPtr>::const_iterator aIt;
 736   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 737     aDisplayer->display((*aIt), false);
 738   }
 739   aDisplayer->display(myCurrentSketch);
 740
 741   myCurrentSketch = CompositeFeaturePtr();
 742   myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 743   aDisplayer->updateViewer();
 744 }
 745
 746 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
 747 {
 748   if (constraintsIdList().contains(theOperation->id())) {
 749     // Show constraints if a constraint was created
 750     onShowConstraintsToggle(true);
 751   }
 752   connectToPropertyPanel(true);
 753 }
 754
 755 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOp)
 756 {
 757   connectToPropertyPanel(false);
 758   myIsPropertyPanelValueChanged = false;
 759   myIsMouseOverViewProcessed = true;
 760 }
 761
 762 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
 763 {
 764   if (isNestedCreateOperation(theOperation))
 765     visualizeFeature(theOperation, true);
 766
 767 }
 768
 769 bool PartSet_SketcherMgr::canUndo() const
 770 {
 771   return isNestedCreateOperation(getCurrentOperation());
 772 }
 773
 774 bool PartSet_SketcherMgr::canRedo() const
 775 {
 776   return isNestedCreateOperation(getCurrentOperation());
 777 }
 778
 779 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
 780 {
 781   bool aCanDisplay = true;
 782
 783   bool aHasActiveSketch = activeSketch().get() != NULL;
 784   if (aHasActiveSketch) {
 785     // 1. the sketch feature should not be displayed during the sketch active operation
 786     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch
 787     // nested features can be visualized
 788     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 789     if (aFeature.get() != NULL && aFeature == activeSketch())
 790       aCanDisplay = false;
 791   }
 792   else { // there are no an active sketch
 793     // 2. sketch sub-features should not visualized if the sketch operatio is not active
 794     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 795     if (aFeature.get() != NULL) {
 796       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 797                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 798       if (aSketchFeature.get())
 799         aCanDisplay = false;
 800     }
 801   }
 802
 803   // 3. For created nested feature operation do not display the created feature if
 804   // the mouse curstor leaves the OCC window.
 805   // The correction cases, which ignores this condition:
 806   // a. the property panel values modification
 807   // b. the popup menu activated
 808   // c. widget editor control
 809   if (aCanDisplay && isNestedCreateOperation(getCurrentOperation())) {
 810     ModuleBase_Operation* aOperation = getCurrentOperation();
 811     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 812     ModuleBase_ModelWidget* anActiveWdg = aPanel ? aPanel->activeWidget() : 0;
 813     ModuleBase_WidgetEditor* anEditorWdg = anActiveWdg ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWdg) : 0;
 814     // the active widget editor should not influence here. The presentation should be visible always
 815     // when this widget is active.
 816     if (!anEditorWdg && !myIsPopupMenuActive) {
 817       // during a nested create operation, the feature is redisplayed only if the mouse over view
 818       // of there was a value modified in the property panel after the mouse left the view
 819       aCanDisplay = myIsPropertyPanelValueChanged || myIsMouseOverWindow;
 820     }
 821   }
 822   return aCanDisplay;
 823 }
 824
 825
 826 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
 827 {
 828   myPlaneFilter->setPlane(thePln->impl<gp_Pln>());
 829 }
 830
 831 void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
 832                                               const FeaturePtr& theSketch,
 833                                               ModuleBase_IWorkshop* theWorkshop,
 834                                               FeatureToSelectionMap& theSelection)
 835 {
 836   if (theFeature.get() == NULL)
 837     return;
 838
 839   std::set<AttributePtr> aSelectedAttributes;
 840   std::set<ResultPtr> aSelectedResults;
 841
 842   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
 843   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 844   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
 845   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 846
 847   std::list<ResultPtr> aResults = theFeature->results();
 848   std::list<ResultPtr>::const_iterator aIt;
 849   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
 850   {
 851     ResultPtr aResult = *aIt;
 852     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
 853     if (aAISObj.get() == NULL)
 854       continue;
 855     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
 856     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
 857     {
 858       Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(
 859                                                                       aContext->SelectedOwner());
 860       if (aBRepOwner.IsNull())
 861         continue;
 862       Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
 863                                                                         aBRepOwner->Selectable());
 864       if (anIO != anAISIO)
 865         continue;
 866
 867       if (aBRepOwner->HasShape()) {
 868         const TopoDS_Shape& aShape = aBRepOwner->Shape();
 869         TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 870         if (aShapeType == TopAbs_VERTEX) {
 871           AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
 872                                                                         aShape, theSketch);
 873           if (aPntAttr.get() != NULL)
 874             aSelectedAttributes.insert(aPntAttr);
 875         }
 876         else if (aShapeType == TopAbs_EDGE &&
 877                  aSelectedResults.find(aResult) == aSelectedResults.end()) {
 878           aSelectedResults.insert(aResult);
 879         }
 880       }
 881     }
 882   }
 883   theSelection[theFeature] = std::make_pair(aSelectedAttributes, aSelectedResults);
 884 }
 885
 886 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
 887                                              const FeaturePtr& theSketch,
 888                                              ModuleBase_IWorkshop* theWorkshop,
 889                                              const FeatureToSelectionMap& theSelection,
 890                                              SelectMgr_IndexedMapOfOwner& anOwnersToSelect)
 891 {
 892   if (theFeature.get() == NULL)
 893     return;
 894
 895   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
 896   std::set<AttributePtr> aSelectedAttributes = anIt.value().first;
 897   std::set<ResultPtr> aSelectedResults = anIt.value().second;
 898
 899   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
 900   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 901   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
 902   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 903
 904   // 1. found the feature's owners. Check the AIS objects of the constructions
 905   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
 906   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
 907     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
 908
 909     SelectMgr_IndexedMapOfOwner aSelectedOwners;
 910     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
 911     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
 912       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
 913       if (!anOwner.IsNull())
 914         anOwnersToSelect.Add(anOwner);
 915     }
 916   }
 917
 918   // 2. found the feature results's owners
 919   std::list<ResultPtr> aResults = theFeature->results();
 920   std::list<ResultPtr>::const_iterator aIt;
 921   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
 922   {
 923     ResultPtr aResult = *aIt;
 924     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
 925     if (aAISObj.get() == NULL)
 926       continue;
 927     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
 928
 929     SelectMgr_IndexedMapOfOwner aSelectedOwners;
 930     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
 931     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
 932       Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
 933       if ( anOwner.IsNull() || !anOwner->HasShape() )
 934         continue;
 935       const TopoDS_Shape& aShape = anOwner->Shape();
 936       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 937       if (aShapeType == TopAbs_VERTEX) {
 938         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
 939         if (aPntAttr.get() != NULL &&
 940             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end()) {
 941           anOwnersToSelect.Add(anOwner);
 942         }
 943       }
 944       else if (aShapeType == TopAbs_EDGE) {
 945         bool aFound = aSelectedResults.find(aResult) != aSelectedResults.end();
 946         if (aSelectedResults.find(aResult) != aSelectedResults.end() &&
 947             anOwnersToSelect.FindIndex(anOwner) <= 0)
 948           anOwnersToSelect.Add(anOwner);
 949       }
 950     }
 951   }
 952 }
 953
 954 void PartSet_SketcherMgr::connectToPropertyPanel(const bool isToConnect)
 955 {
 956   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 957   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 958   XGUI_Workshop* aWorkshop = aConnector->workshop();
 959   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 960   if (aPropertyPanel) {
 961     const QList<ModuleBase_ModelWidget*>& aWidgets = aPropertyPanel->modelWidgets();
 962     foreach (ModuleBase_ModelWidget* aWidget, aWidgets) {
 963       if (isToConnect) {
 964         connect(aWidget, SIGNAL(beforeValuesChanged()),
 965                 this, SLOT(onBeforeValuesChangedInPropertyPanel()));
 966         connect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onValuesChangedInPropertyPanel()));
 967         connect(aWidget, SIGNAL(afterValuesChanged()),
 968                 this, SLOT(onAfterValuesChangedInPropertyPanel()));
 969       }
 970       else {
 971         disconnect(aWidget, SIGNAL(beforeValuesChanged()),
 972                    this, SLOT(onBeforeValuesChangedInPropertyPanel()));
 973         disconnect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onValuesChangedInPropertyPanel()));
 974         disconnect(aWidget, SIGNAL(afterValuesChanged()),
 975                    this, SLOT(onAfterValuesChangedInPropertyPanel()));
 976       }
 977     }
 978   }
 979 }
 980
 981 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
 982 {
 983   return myModule->workshop()->currentOperation();
 984 }
 985
 986 void PartSet_SketcherMgr::visualizeFeature(ModuleBase_Operation* theOperation,
 987                                            const bool isToDisplay)
 988 {
 989   if (!theOperation || theOperation->isEditOperation())
 990     return;
 991
 992   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 993   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 994   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 995
 996   // 1. change visibility of the object itself, here the presentable object is processed,
 997   // e.g. constraints features
 998   FeaturePtr aFeature = theOperation->feature();
 999   std::list<ResultPtr> aResults = aFeature->results();
1000   if (isToDisplay)
1001     aDisplayer->display(aFeature, false);
1002   else
1003     aDisplayer->erase(aFeature, false);
1004
1005   // change visibility of the object results, e.g. non-constraint features
1006   std::list<ResultPtr>::const_iterator aIt;
1007   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1008     if (isToDisplay) {
1009       aDisplayer->display(*aIt, false);
1010     }
1011     else {
1012       aDisplayer->erase(*aIt, false);
1013     }
1014   }
1015   aDisplayer->updateViewer();
1016 }
1017
1018 void PartSet_SketcherMgr::storeSelection(const bool theHighlightedOnly)
1019 {
1020   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1021   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1022   QList<ModuleBase_ViewerPrs> aHighlighted = aSelect->getHighlighted();
1023
1024   QMap<FeaturePtr, QList<AttributePtr> > aFeature2AttributeMap;
1025   if (theHighlightedOnly) {
1026     fillFeature2Attribute(aHighlighted, aFeature2AttributeMap, myCurrentSketch);
1027   }
1028   else {
1029     fillFeature2Attribute(aHighlighted, aFeature2AttributeMap, myCurrentSketch);
1030
1031     QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected();
1032     fillFeature2Attribute(aSelected, aFeature2AttributeMap, myCurrentSketch);
1033   }
1034
1035   // 1. it is necessary to save current selection in order to restore it after the features moving
1036   myCurrentSelection.clear();
1037   QMap<FeaturePtr, QList<AttributePtr> >::const_iterator anIt = aFeature2AttributeMap.begin(),
1038                                                          aLast = aFeature2AttributeMap.end();
1039   for (; anIt != aLast; anIt++) {
1040     FeaturePtr aFeature = anIt.key();
1041     getCurrentSelection(aFeature, myCurrentSketch, aWorkshop, myCurrentSelection);
1042   }
1043   //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1044 }
1045
1046 void PartSet_SketcherMgr::restoreSelection()
1047 {
1048   //qDebug(QString("restoreSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1049   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1050   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1051   FeatureToSelectionMap::const_iterator aSIt = myCurrentSelection.begin(),
1052                                         aSLast = myCurrentSelection.end();
1053   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1054   for (; aSIt != aSLast; aSIt++) {
1055     anOwnersToSelect.Clear();
1056     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, myCurrentSelection,
1057                         anOwnersToSelect);
1058     aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1059   }
1060 }
1061
1062 void PartSet_SketcherMgr::onShowConstraintsToggle(bool theOn)
1063 {
1064   if (myIsConstraintsShown == theOn)
1065     return;
1066   if (myCurrentSketch.get() == NULL)
1067     return;
1068
1069   myIsConstraintsShown = theOn;
1070
1071   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1072   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1073   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1074
1075   const QStringList& aConstrIds = constraintsIdList();
1076   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1077     FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1078     if (aConstrIds.contains(QString(aSubFeature->getKind().c_str()))) {
1079       if (myIsConstraintsShown)
1080         aDisplayer->display(aSubFeature, false);
1081       else
1082         aDisplayer->erase(aSubFeature, false);
1083     }
1084   }
1085   aDisplayer->updateViewer();
1086 }