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