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_SketcherReetntrantMgr.h"
   9 #include "PartSet_Module.h"
  10 #include "PartSet_WidgetPoint2d.h"
  11 #include "PartSet_WidgetPoint2dDistance.h"
  12 #include "PartSet_Tools.h"
  13 #include "PartSet_WidgetSketchLabel.h"
  14 #include "PartSet_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 <XGUI_ModuleConnector.h>
  23 #include <XGUI_PropertyPanel.h>
  24 #include <XGUI_ViewerProxy.h>
  25 #include <XGUI_OperationMgr.h>
  26
  27 #include <ModuleBase_IPropertyPanel.h>
  28 #include <ModuleBase_ISelection.h>
  29 #include <ModuleBase_IViewer.h>
  30 #include <ModuleBase_IWorkshop.h>
  31 #include <ModuleBase_IViewWindow.h>
  32 #include <ModuleBase_ModelWidget.h>
  33 #include <ModuleBase_Operation.h>
  34 #include <ModuleBase_OperationFeature.h>
  35 #include <ModuleBase_Operation.h>
  36 #include <ModuleBase_WidgetEditor.h>
  37
  38 #include <GeomDataAPI_Point2D.h>
  39
  40 #include <Events_Loop.h>
  41
  42 #include <SketchPlugin_Line.h>
  43 #include <SketchPlugin_Sketch.h>
  44 #include <SketchPlugin_Point.h>
  45 #include <SketchPlugin_Arc.h>
  46 #include <SketchPlugin_Circle.h>
  47 #include <SketchPlugin_ConstraintLength.h>
  48 #include <SketchPlugin_ConstraintDistance.h>
  49 #include <SketchPlugin_ConstraintParallel.h>
  50 #include <SketchPlugin_ConstraintPerpendicular.h>
  51 #include <SketchPlugin_ConstraintRadius.h>
  52 #include <SketchPlugin_ConstraintRigid.h>
  53 #include <SketchPlugin_ConstraintHorizontal.h>
  54 #include <SketchPlugin_ConstraintVertical.h>
  55 #include <SketchPlugin_ConstraintEqual.h>
  56 #include <SketchPlugin_ConstraintTangent.h>
  57 #include <SketchPlugin_ConstraintCoincidence.h>
  58 #include <SketchPlugin_ConstraintFillet.h>
  59 #include <SketchPlugin_ConstraintMirror.h>
  60 #include <SketchPlugin_ConstraintAngle.h>
  61 #include <SketchPlugin_MultiRotation.h>
  62 #include <SketchPlugin_MultiTranslation.h>
  63
  64 #include <SketcherPrs_Tools.h>
  65
  66 #include <SelectMgr_IndexedMapOfOwner.hxx>
  67 #include <StdSelect_BRepOwner.hxx>
  68
  69 //#include <AIS_DimensionSelectionMode.hxx>
  70 #include <AIS_Shape.hxx>
  71
  72 #include <ModelAPI_Events.h>
  73 #include <ModelAPI_Session.h>
  74 #include <ModelAPI_AttributeString.h>
  75
  76 #include <QMouseEvent>
  77 #include <QApplication>
  78
  79 //#define DEBUG_DO_NOT_BY_ENTER
  80
  81 /// Returns list of unique objects by sum of objects from List1 and List2
  82 /*QList<ModuleBase_ViewerPrs> getSumList(const QList<ModuleBase_ViewerPrs>& theList1,
  83                                        const QList<ModuleBase_ViewerPrs>& theList2)
  84 {
  85   QList<ModuleBase_ViewerPrs> aRes;
  86   foreach (ModuleBase_ViewerPrs aPrs, theList1) {
  87     if (!aRes.contains(aPrs))
  88       aRes.append(aPrs);
  89   }
  90   foreach (ModuleBase_ViewerPrs aPrs, theList2) {
  91     if (!aRes.contains(aPrs))
  92       aRes.append(aPrs);
  93   }
  94   return aRes;
  95 }*/
  96
  97 // Fills the list of features the list of selected presentations.
  98 // \param theList a list of selected presentations
  99 // \param theSketch a sketch to project a vertex shape of a presentation to the plane
 100 // and find the corresponded attribute
 101 // \param theFeatureList  an output list of features
 102 void fillFeatureList(const QList<ModuleBase_ViewerPrs>& theList,
 103                      const FeaturePtr theSketch,
 104                      QList<FeaturePtr>& theFeatureList)
 105 {
 106   QList<ModuleBase_ViewerPrs> aRes;
 107
 108   QList<ModuleBase_ViewerPrs>::const_iterator anIt = theList.begin(),
 109                                               aLast = theList.end();
 110   for (; anIt != aLast; anIt++)
 111   {
 112     ModuleBase_ViewerPrs aPrs = *anIt;
 113     FeaturePtr aFeature = ModelAPI_Feature::feature(aPrs.object());
 114     if (aFeature.get()  && !theFeatureList.contains(aFeature))
 115       theFeatureList.append(aFeature);
 116   }
 117 }
 118
 119 /// Fills attribute and result lists by the selected owner. In case if the attribute is found,
 120 /// by the owner shape, it is put to the list. Otherwise if type of owner shape is edge, put the function
 121 /// result as is to the list of results.
 122 /// \param theOwner a viewer selected owner
 123 /// \param theFeature a feature, where the attribute is searched
 124 /// \param theSketch a current sketch
 125 /// \param theSelectedAttribute an output list of attributes
 126 /// \param theSelectedResults an output list of edge results
 127 void getAttributesOrResults(const Handle(SelectMgr_EntityOwner)& theOwner,
 128                             const FeaturePtr& theFeature, const FeaturePtr& theSketch,
 129                             const ResultPtr& theResult,
 130                             std::set<AttributePtr>& aSelectedAttributes,
 131                             std::set<ResultPtr>& aSelectedResults)
 132 {
 133   Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 134   if (aBRepOwner.IsNull())
 135     return;
 136   Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
 137                                                                     aBRepOwner->Selectable());
 138   if (aBRepOwner->HasShape()) {
 139     const TopoDS_Shape& aShape = aBRepOwner->Shape();
 140     TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 141     if (aShapeType == TopAbs_VERTEX) {
 142       AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
 143                                                                     aShape, theSketch);
 144       if (aPntAttr.get() != NULL)
 145         aSelectedAttributes.insert(aPntAttr);
 146     }
 147     else if (aShapeType == TopAbs_EDGE &&
 148              aSelectedResults.find(theResult) == aSelectedResults.end()) {
 149       aSelectedResults.insert(theResult);
 150     }
 151   }
 152 }
 153
 154 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
 155   : QObject(theModule), myModule(theModule), myIsDragging(false), myDragDone(false),
 156     myIsMouseOverWindow(false),
 157     myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
 158     myIsPopupMenuActive(false), myIsConstraintsShown(true)
 159 {
 160   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 161   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
 162
 163   myPreviousDrawModeEnabled = true;//aViewer->isSelectionEnabled();
 164
 165   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
 166           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
 167
 168   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 169           this, SLOT(onMouseReleased(ModuleBase_IViewWindow*, QMouseEvent*)));
 170
 171   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
 172           this, SLOT(onMouseMoved(ModuleBase_IViewWindow*, QMouseEvent*)));
 173
 174   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)),
 175           this, SLOT(onMouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
 176
 177   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 178   XGUI_Workshop* aWorkshop = aConnector->workshop();
 179   connect(aWorkshop, SIGNAL(applicationStarted()), this, SLOT(onApplicationStarted()));
 180 }
 181
 182 PartSet_SketcherMgr::~PartSet_SketcherMgr()
 183 {
 184   if (!myPlaneFilter.IsNull())
 185     myPlaneFilter.Nullify();
 186 }
 187
 188 void PartSet_SketcherMgr::onEnterViewPort()
 189 {
 190   // 1. if the mouse over window, update the next flag. Do not perform update visibility of
 191   // created feature because it should be done in onMouseMove(). Some widgets watch
 192   // the mouse move and use the cursor position to update own values. If the presentaion is
 193   // redisplayed before this update, the feature presentation jumps from reset value to current.
 194   myIsMouseOverWindow = true;
 195
 196   #ifdef DEBUG_DO_NOT_BY_ENTER
 197   return;
 198   #endif
 199
 200   if (canChangeCursor(getCurrentOperation()))
 201     QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
 202
 203   if (!isNestedCreateOperation(getCurrentOperation()))
 204     return;
 205
 206   operationMgr()->onValidateOperation();
 207
 208   // we need change displayed state of the current operation feature
 209   // if the feature is presentable, e.g. distance construction. It has no results, so workshop does
 210   // not accept a signal about the result created. Nothing is shown until mouse is moved out/in view
 211   // port. If the isDisplayed flag is true, the presentable feature is displayed as soon as the
 212   // presentation becomes valid and redisplay happens
 213   //ModuleBase_Operation* aOperation = getCurrentOperation();
 214   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 215                                                                            (getCurrentOperation());
 216   if (aFOperation) {
 217     FeaturePtr aFeature = aFOperation->feature();
 218     if (aFeature.get() && aFeature->data()->isValid()) {
 219       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature), false);
 220     }
 221   }
 222 }
 223
 224 void PartSet_SketcherMgr::onLeaveViewPort()
 225 {
 226   myIsMouseOverViewProcessed = false;
 227   myIsMouseOverWindow = false;
 228   // it is important to validate operation here only if sketch entity create operation is active
 229   // because at this operation we reacts to the mouse leave/enter view port
 230   //operationMgr()->onValidateOperation();
 231
 232   #ifdef DEBUG_DO_NOT_BY_ENTER
 233   return;
 234   #endif
 235
 236   if (canChangeCursor(getCurrentOperation()))
 237     QApplication::restoreOverrideCursor();
 238
 239   if (!isNestedCreateOperation(getCurrentOperation()))
 240     return;
 241
 242   // the method should be performed if the popup menu is called,
 243   // the reset of the current widget should not happen
 244   if (myIsPopupMenuActive)
 245     return;
 246
 247   operationMgr()->onValidateOperation();
 248
 249   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
 250   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 251   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 252   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 253   // disable the viewer update in order to avoid visualization of redisplayed feature in viewer
 254   // obtained after reset value
 255   bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 256   ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 257   if (anActiveWidget)
 258     anActiveWidget->reset();
 259   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 260
 261   // hides the presentation of the current operation feature
 262   // the feature is to be erased here, but it is correct to call canDisplayObject because
 263   // there can be additional check (e.g. editor widget in distance constraint)
 264   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 265                                                                            (getCurrentOperation());
 266   if (aFOperation) {
 267     FeaturePtr aFeature = aFOperation->feature();
 268     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 269   }
 270 }
 271
 272 void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
 273 {
 274   if (isNestedCreateOperation(getCurrentOperation()))
 275     return;
 276   // it is necessary to save current selection in order to restore it after the values are modifed
 277   storeSelection();
 278
 279   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 280   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 281   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 282   myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
 283 }
 284
 285 void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
 286 {
 287   if (isNestedCreateOperation(getCurrentOperation()))
 288     return;
 289   // it is necessary to restore current selection in order to restore it after the values are modified
 290   restoreSelection();
 291   myCurrentSelection.clear();
 292
 293   // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 294   // viewer happens by deselect/select the modified objects. The flag should be restored after
 295   // the selection processing. The update viewer should be also called.
 296   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 297   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 298   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 299   aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
 300   aDisplayer->updateViewer();
 301 }
 302
 303 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 304 {
 305   if (myModule->sketchReentranceMgr()->processMousePressed(theWnd, theEvent))
 306     return;
 307
 308   get2dPoint(theWnd, theEvent, myClickedPoint);
 309
 310   if (!(theEvent->buttons() & Qt::LeftButton))
 311     return;
 312
 313   // Clear dragging mode
 314   myIsDragging = false;
 315
 316   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 317   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 318   if (!aViewer->canDragByMouse())
 319     return;
 320
 321   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 322                                                                (getCurrentOperation());
 323   if (!aFOperation)
 324     return;
 325
 326   if (aFOperation->isEditOperation()) {
 327     // If the current widget is a selector, do nothing, it processes the mouse press
 328     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 329     if(anActiveWidget && anActiveWidget->isViewerSelector()) {
 330       return;
 331     }
 332   }
 333
 334   // Use only for sketch operations
 335   if (myCurrentSketch) {
 336     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
 337       return;
 338
 339     bool isSketcher = isSketchOperation(aFOperation);
 340     bool isSketchOpe = isNestedSketchOperation(aFOperation);
 341
 342     // Avoid non-sketch operations
 343     if ((!isSketchOpe) && (!isSketcher))
 344       return;
 345
 346     bool isEditing = aFOperation->isEditOperation();
 347
 348     // Ignore creation sketch operation
 349     if ((!isSketcher) && (!isEditing))
 350       return;
 351
 352     Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 353     if (!aContext.IsNull()) {
 354       // MoveTo in order to highlight current object
 355       aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 356     }
 357     // Remember highlighted objects for editing
 358     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 359
 360     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 361     storeSelection(!aHasShift);
 362
 363     if (myCurrentSelection.empty()) {
 364       if (isSketchOpe && (!isSketcher))
 365         // commit previous operation
 366         if (!aFOperation->commit())
 367           aFOperation->abort();
 368       return;
 369     }
 370     // Init flyout point for radius rotation
 371     FeaturePtr aFeature = myCurrentSelection.begin().key();
 372
 373     if (isSketcher) {
 374       myIsDragging = true;
 375       get2dPoint(theWnd, theEvent, myCurrentPoint);
 376       myDragDone = false;
 377       // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
 378       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 379       launchEditing();
 380       if (aFeature.get() != NULL) {
 381         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 382                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 383       if (aSPFeature.get() && aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID()) {
 384           DataPtr aData = aSPFeature->data();
 385           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 386           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 387             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 388           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 389         }
 390       }
 391     } else if (isSketchOpe && isEditing) {
 392       // If selected another object commit current result
 393       aFOperation->commit();
 394
 395       myIsDragging = true;
 396       get2dPoint(theWnd, theEvent, myCurrentPoint);
 397       myDragDone = false;
 398       // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
 399       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 400
 401       // This is necessary in order to finalize previous operation
 402       QApplication::processEvents();
 403       launchEditing();
 404     }
 405   }
 406 }
 407
 408 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 409 {
 410   if (myModule->sketchReentranceMgr()->processMouseReleased(theWnd, theEvent))
 411     return;
 412
 413   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 414   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 415   if (!aViewer->canDragByMouse())
 416     return;
 417   ModuleBase_Operation* aOp = getCurrentOperation();
 418   if (aOp) {
 419     if (isNestedSketchOperation(aOp)) {
 420       get2dPoint(theWnd, theEvent, myClickedPoint);
 421
 422       // Only for sketcher operations
 423       if (myIsDragging) {
 424         if (myDragDone) {
 425           //aOp->commit();
 426           myCurrentSelection.clear();
 427           /*Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 428           if (!aContext.IsNull()) {
 429           // Reselect edited object
 430           aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 431           if (theEvent->modifiers() & Qt::ShiftModifier)
 432             aContext->ShiftSelect();
 433           else
 434             aContext->Select();
 435           */
 436         }
 437       }
 438     }
 439   }
 440       // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
 441   aWorkshop->viewer()->enableDrawMode(myPreviousDrawModeEnabled);
 442   //aWorkshop->viewer()->enableSelection(myPreviousDrawModeEnabled);
 443   myIsDragging = false;
 444 }
 445
 446 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 447 {
 448   if (myModule->sketchReentranceMgr()->processMouseMoved(theWnd, theEvent))
 449     return;
 450
 451   if (isNestedCreateOperation(getCurrentOperation()) && !myIsMouseOverViewProcessed) {
 452     myIsMouseOverViewProcessed = true;
 453     // 1. perform the widget mouse move functionality and display the presentation
 454     // the mouse move should be processed in the widget, if it can in order to visualize correct
 455     // presentation. These widgets correct the feature attribute according to the mouse position
 456     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 457     PartSet_WidgetPoint2D* aPoint2DWdg = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWidget);
 458     if (aPoint2DWdg) {
 459       aPoint2DWdg->onMouseMove(theWnd, theEvent);
 460     }
 461     PartSet_WidgetPoint2dDistance* aDistanceWdg = dynamic_cast<PartSet_WidgetPoint2dDistance*>
 462                                                                 (anActiveWidget);
 463     if (aDistanceWdg) {
 464       aDistanceWdg->onMouseMove(theWnd, theEvent);
 465     }
 466     // the feature is to be erased here, but it is correct to call canDisplayObject because
 467     // there can be additional check (e.g. editor widget in distance constraint)
 468     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 469                                                                              (getCurrentOperation());
 470     if (aFOperation) {
 471       FeaturePtr aFeature = aFOperation->feature();
 472       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 473     }
 474   }
 475
 476   myClickedPoint.clear();
 477
 478   if (myIsDragging) {
 479     // 1. the current selection is saved in the mouse press method in order to restore it after moving
 480     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
 481     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
 482     // deselected). This flag should be restored in the slot, processed the mouse release signal.
 483
 484     // TODO: Has to be commented out when SALOME patch on draw mode become avialable
 485     //ModuleBase_IViewer* aViewer = myModule->workshop()->viewer();
 486     //aViewer->enableSelection(false);
 487
 488     ModuleBase_Operation* aCurrentOperation = getCurrentOperation();
 489     if (!aCurrentOperation)
 490       return;
 491     if (isSketchOperation(aCurrentOperation))
 492       return; // No edit operation activated
 493
 494     Handle(V3d_View) aView = theWnd->v3dView();
 495     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 496     double aX, aY;
 497     PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, aY);
 498     double dX =  aX - myCurrentPoint.myCurX;
 499     double dY =  aY - myCurrentPoint.myCurY;
 500
 501     ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 502     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 503     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 504     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 505     // viewer happens by deselect/select the modified objects. The flag should be restored after
 506     // the selection processing. The update viewer should be also called.
 507     bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 508
 509     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
 510     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 511     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
 512                                           aLast = myCurrentSelection.end();
 513     // 4. the features and attributes modification(move)
 514     bool isModified = false;
 515     for (; anIt != aLast; anIt++) {
 516       FeaturePtr aFeature = anIt.key();
 517
 518       std::set<AttributePtr> anAttributes = anIt.value().first;
 519       // Process selection by attribute: the priority to the attribute
 520       if (!anAttributes.empty()) {
 521         std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
 522                                                anAttLast = anAttributes.end();
 523         for (; anAttIt != anAttLast; anAttIt++) {
 524           AttributePtr anAttr = *anAttIt;
 525           if (anAttr.get() == NULL)
 526             continue;
 527           std::string aAttrId = anAttr->id();
 528           DataPtr aData = aFeature->data();
 529           if (aData->isValid()) {
 530             std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 531               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(aAttrId));
 532             if (aPoint.get() != NULL) {
 533               bool isImmutable = aPoint->setImmutable(true);
 534               aPoint->move(dX, dY);
 535               isModified = true;
 536               ModelAPI_EventCreator::get()->sendUpdated(aFeature, aMoveEvent);
 537               aPoint->setImmutable(isImmutable);
 538             }
 539           }
 540         }
 541       } else {
 542         // Process selection by feature
 543         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 544           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 545         if (aSketchFeature) {
 546           aSketchFeature->move(dX, dY);
 547           isModified = true;
 548           ModelAPI_EventCreator::get()->sendUpdated(aSketchFeature, aMoveEvent);
 549         }
 550       }
 551     }
 552     // the modified state of the current operation should be updated if there are features, which
 553     // were changed here
 554     if (isModified) {
 555       aCurrentOperation->onValuesChanged();
 556     }
 557     Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
 558     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 559
 560     // 5. it is necessary to save current selection in order to restore it after the features moving
 561     restoreSelection();
 562     // 6. restore the update viewer flag and call this update
 563     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 564     aDisplayer->updateViewer();
 565
 566     myDragDone = true;
 567     myCurrentPoint.setValue(aX, aY);
 568   }
 569 }
 570
 571 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 572 {
 573   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 574                                                                (getCurrentOperation());
 575   if (aFOperation && aFOperation->isEditOperation()) {
 576     std::string aId = aFOperation->id().toStdString();
 577     if (isDistanceOperation(aFOperation))
 578     {
 579       // Activate dimension value editing on double click
 580       ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 581       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 582       // Find corresponded widget to activate value editing
 583       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 584         if (aWgt->attributeID() == "ConstraintValue") {
 585           PartSet_WidgetEditor* anEditor = dynamic_cast<PartSet_WidgetEditor*>(aWgt);
 586           if (anEditor)
 587             anEditor->showPopupEditor();
 588           return;
 589         }
 590       }
 591     }
 592   }
 593 }
 594
 595 void PartSet_SketcherMgr::onApplicationStarted()
 596 {
 597   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 598   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 599   XGUI_Workshop* aWorkshop = aConnector->workshop();
 600   PartSet_SketcherReetntrantMgr* aReentranceMgr = myModule->sketchReentranceMgr();
 601
 602   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 603   if (aPropertyPanel) {
 604     connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
 605             this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
 606
 607     connect(aPropertyPanel, SIGNAL(noMoreWidgets(const std::string&)),
 608             aReentranceMgr, SLOT(onNoMoreWidgets(const std::string&)));
 609     connect(aPropertyPanel, SIGNAL(widgetActivated(ModuleBase_ModelWidget*)),
 610             aReentranceMgr, SLOT(onWidgetActivated()));
 611   }
 612
 613   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
 614   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
 615   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
 616
 617   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 618   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
 619   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 620 }
 621
 622 void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
 623 {
 624   if (!myClickedPoint.myIsInitialized)
 625     return;
 626
 627   ModuleBase_Operation* aOperation = getCurrentOperation();
 628   // the distance constraint feature should not use the clickedd point
 629   // this is workaround in order to don't throw down the flyout point value,
 630   // set by execute() method of these type of features
 631   if (isDistanceOperation(aOperation))
 632     return;
 633
 634   PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
 635   if (aPnt2dWgt) {
 636     aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
 637   }
 638 }
 639
 640 void PartSet_SketcherMgr::onBeforeContextMenu()
 641 {
 642   myIsPopupMenuActive = true;
 643 }
 644
 645 void PartSet_SketcherMgr::onAfterContextMenu()
 646 {
 647   myIsPopupMenuActive = false;
 648 }
 649
 650 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 651                                      Point& thePoint)
 652 {
 653   Handle(V3d_View) aView = theWnd->v3dView();
 654   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 655   double aX, anY;
 656   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
 657   thePoint.setValue(aX, anY);
 658 }
 659
 660 void PartSet_SketcherMgr::launchEditing()
 661 {
 662   if (!myCurrentSelection.empty()) {
 663     FeaturePtr aFeature = myCurrentSelection.begin().key();
 664     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 665               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 666     if (aSPFeature) {
 667       myModule->editFeature(aSPFeature);
 668     }
 669   }
 670 }
 671
 672 bool PartSet_SketcherMgr::sketchSolverError()
 673 {
 674   bool anError = false;
 675   CompositeFeaturePtr aSketch = activeSketch();
 676   if (aSketch.get()) {
 677     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 678     anError = !aAttributeString->value().empty();
 679   }
 680   return anError;
 681 }
 682
 683 QString PartSet_SketcherMgr::getFeatureError(const FeaturePtr& theFeature)
 684 {
 685   QString anError = "";
 686   if (!theFeature.get() || !theFeature->data()->isValid())
 687     return anError;
 688
 689   CompositeFeaturePtr aSketch = activeSketch();
 690   if (aSketch.get() && aSketch == theFeature) {
 691     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 692     anError = aAttributeString->value().c_str();
 693   }
 694   return anError;
 695 }
 696
 697 void PartSet_SketcherMgr::clearClickedFlags()
 698 {
 699   return;
 700   myClickedPoint.clear();
 701   myCurrentPoint.clear();
 702 }
 703
 704 const QStringList& PartSet_SketcherMgr::sketchOperationIdList()
 705 {
 706   static QStringList aIds;
 707   if (aIds.size() == 0) {
 708     aIds << SketchPlugin_Line::ID().c_str();
 709     aIds << SketchPlugin_Point::ID().c_str();
 710     aIds << SketchPlugin_Arc::ID().c_str();
 711     aIds << SketchPlugin_Circle::ID().c_str();
 712     aIds << SketchPlugin_ConstraintFillet::ID().c_str();
 713     aIds.append(constraintsIdList());
 714   }
 715   return aIds;
 716 }
 717
 718 const QStringList& PartSet_SketcherMgr::constraintsIdList()
 719 {
 720   static QStringList aIds;
 721   if (aIds.size() == 0) {
 722     aIds << SketchPlugin_ConstraintLength::ID().c_str();
 723     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
 724     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
 725     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
 726     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 727     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
 728     aIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 729     aIds << SketchPlugin_ConstraintVertical::ID().c_str();
 730     aIds << SketchPlugin_ConstraintEqual::ID().c_str();
 731     aIds << SketchPlugin_ConstraintTangent::ID().c_str();
 732     aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 733     aIds << SketchPlugin_ConstraintMirror::ID().c_str();
 734     aIds << SketchPlugin_ConstraintAngle::ID().c_str();
 735     aIds << SketchPlugin_MultiRotation::ID().c_str();
 736     aIds << SketchPlugin_MultiTranslation::ID().c_str();
 737   }
 738   return aIds;
 739 }
 740
 741 void PartSet_SketcherMgr::sketchSelectionModes(QIntList& theModes)
 742 {
 743   theModes.clear();
 744
 745   theModes.append(SketcherPrs_Tools::Sel_Dimension_Text);
 746   theModes.append(SketcherPrs_Tools::Sel_Dimension_Line);
 747   theModes.append(SketcherPrs_Tools::Sel_Constraint);
 748   theModes.append(TopAbs_VERTEX);
 749   theModes.append(TopAbs_EDGE);
 750 }
 751
 752 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 753 {
 754   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
 755 }
 756
 757 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation)
 758 {
 759   return theOperation &&
 760          PartSet_SketcherMgr::sketchOperationIdList().contains(theOperation->id());
 761 }
 762
 763 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation)
 764 {
 765   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 766                                                                (theOperation);
 767   return aFOperation && !aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 768 }
 769
 770 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
 771 {
 772   return (theId == SketchPlugin_Line::ID()) ||
 773          (theId == SketchPlugin_Point::ID()) ||
 774          (theId == SketchPlugin_Arc::ID()) ||
 775          (theId == SketchPlugin_Circle::ID());
 776 }
 777
 778 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 779 {
 780   std::string aId = theOperation ? theOperation->id().toStdString() : "";
 781
 782   return (aId == SketchPlugin_ConstraintLength::ID()) ||
 783          (aId == SketchPlugin_ConstraintDistance::ID()) ||
 784          (aId == SketchPlugin_ConstraintRadius::ID()) ||
 785          (aId == SketchPlugin_ConstraintAngle::ID());
 786 }
 787
 788 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 789 {
 790   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 791                                                                (getCurrentOperation());
 792   if (!aFOperation)
 793     return;
 794
 795   myModule->onViewTransformed();
 796
 797   // Display all sketcher sub-Objects
 798   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
 799   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 800   aConnector->workshop()->displayer()->activateTrihedron(true);
 801
 802   // Hide sketcher result
 803   std::list<ResultPtr> aResults = myCurrentSketch->results();
 804   std::list<ResultPtr>::const_iterator aIt;
 805   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 806     (*aIt)->setDisplayed(false);
 807   }
 808   myCurrentSketch->setDisplayed(false);
 809
 810   // Display sketcher objects
 811   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 812     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 813     std::list<ResultPtr> aResults = aFeature->results();
 814     std::list<ResultPtr>::const_iterator aIt;
 815     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 816       (*aIt)->setDisplayed(true);
 817     }
 818     aFeature->setDisplayed(true);
 819   }
 820
 821   if (myPlaneFilter.IsNull())
 822     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
 823
 824   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
 825
 826   bool aHasPlane = false;
 827   std::shared_ptr<GeomAPI_Pln> aPln;
 828   if (aFOperation->isEditOperation()) {
 829     // If it is editing of sketch then it means that plane is already defined
 830     aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
 831     if (aPln.get())
 832       aHasPlane = true;
 833   }
 834   myPlaneFilter->setPlane(aPln);
 835
 836   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 837   // all sketch objects should be activated in the sketch selection modes by edit operation start
 838   // in case of creation operation, there is an active widget, which activates own selection mode
 839   if (aFOperation->isEditOperation() && aHasPlane)
 840     aConnector->activateModuleSelectionModes();
 841 }
 842
 843 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
 844 {
 845   myIsMouseOverWindow = false;
 846   myIsConstraintsShown = true;
 847
 848   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 849
 850   DataPtr aData = myCurrentSketch->data();
 851   if (!aData->isValid()) {
 852     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 853     // The sketch was aborted
 854     myCurrentSketch = CompositeFeaturePtr();
 855     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 856
 857     // Erase all sketcher objects
 858     QStringList aSketchIds = sketchOperationIdList();
 859     QObjectPtrList aObjects = aDisplayer->displayedObjects();
 860     foreach (ObjectPtr aObj, aObjects) {
 861       DataPtr aObjData = aObj->data();
 862       if (!aObjData->isValid())
 863         aObj->setDisplayed(false);
 864     }
 865   }
 866   else {
 867     // Hide all sketcher sub-Objects
 868     for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 869       FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 870       std::list<ResultPtr> aResults = aFeature->results();
 871       std::list<ResultPtr>::const_iterator aIt;
 872       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 873         (*aIt)->setDisplayed(false);
 874       }
 875       aFeature->setDisplayed(false);
 876     }
 877     // Display sketcher result
 878     std::list<ResultPtr> aResults = myCurrentSketch->results();
 879     std::list<ResultPtr>::const_iterator aIt;
 880     Events_Loop* aLoop = Events_Loop::loop();
 881     static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 882
 883     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 884                                                                            (theOperation);
 885     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 886       if (!aFOperation->isDisplayedOnStart(*aIt)) {
 887         (*aIt)->setDisplayed(true);
 888         // this display event is needed because sketch already may have "displayed" state,
 889         // but not displayed while it is still active (issue 613, abort of existing sketch)
 890         ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
 891       }
 892     }
 893     if (!aFOperation->isDisplayedOnStart(myCurrentSketch))
 894       myCurrentSketch->setDisplayed(true);
 895
 896     myCurrentSketch = CompositeFeaturePtr();
 897     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 898
 899     Events_Loop::loop()->flush(aDispEvent);
 900   }
 901   // restore the module selection modes, which were changed on startSketch
 902   aConnector->activateModuleSelectionModes();
 903   aConnector->workshop()->displayer()->activateTrihedron(false);
 904 }
 905
 906 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
 907 {
 908   if (canChangeCursor(theOperation) && myIsMouseOverWindow)
 909     QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
 910 }
 911
 912 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOperation)
 913 {
 914   myIsMouseOverViewProcessed = true;
 915   operationMgr()->onValidateOperation();
 916   if (canChangeCursor(theOperation))
 917     QApplication::restoreOverrideCursor();
 918 }
 919
 920 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
 921 {
 922   if (isNestedCreateOperation(theOperation)) {
 923     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 924                                                                              (theOperation);
 925     if (aFOperation) {
 926       FeaturePtr aFeature = aFOperation->feature();
 927       // it is necessary to check the the feature data validity because
 928       // some kind of features are removed by an operation commit(the macro state of a feature)
 929       if (aFeature.get() && aFeature->data()->isValid()) {
 930         visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
 931       }
 932     }
 933   }
 934 }
 935
 936 bool PartSet_SketcherMgr::canUndo() const
 937 {
 938   return isNestedCreateOperation(getCurrentOperation());
 939 }
 940
 941 bool PartSet_SketcherMgr::canRedo() const
 942 {
 943   return isNestedCreateOperation(getCurrentOperation());
 944 }
 945
 946 bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
 947 {
 948   bool aCanErase = true;
 949   // when the sketch operation is active, results of sketch sub-feature can not be hidden
 950   if (myCurrentSketch.get()) {
 951     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 952     if (aResult.get()) {
 953       // Display sketcher objects
 954       for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
 955
 956         FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 957         std::list<ResultPtr> aResults = aFeature->results();
 958         std::list<ResultPtr>::const_iterator anIt;
 959         for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
 960           aCanErase = *anIt != aResult;
 961         }
 962       }
 963     }
 964   }
 965   return aCanErase;
 966 }
 967
 968 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
 969 {
 970   bool aCanDisplay = true;
 971
 972   bool aHasActiveSketch = activeSketch().get() != NULL;
 973   if (aHasActiveSketch) {
 974     // 1. the sketch feature should not be displayed during the sketch active operation
 975     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch
 976     // nested features can be visualized
 977     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 978     if (aFeature.get() != NULL && aFeature == activeSketch()) {
 979       aCanDisplay = false;
 980     }
 981   }
 982   else { // there are no an active sketch
 983     // 2. sketch sub-features should not be visualized if the sketch operation is not active
 984     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 985     if (aFeature.get() != NULL) {
 986       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 987                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 988       if (aSketchFeature.get()) {
 989         aCanDisplay = false;
 990       }
 991     }
 992   }
 993
 994   // 3. the method should not filter the objects, which are not related to the current operation.
 995   // The object is filtered just if it is a current operation feature or this feature result
 996   bool isObjectFound = false;
 997   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 998                                                                (getCurrentOperation());
 999   if (aFOperation) {
1000     FeaturePtr aFeature = aFOperation->feature();
1001     if (aFeature.get()) {
1002       std::list<ResultPtr> aResults = aFeature->results();
1003       if (theObject == aFeature)
1004         isObjectFound = true;
1005       else {
1006         std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
1007         for (; anIt != aLast && !isObjectFound; anIt++) {
1008           isObjectFound = *anIt == theObject;
1009         }
1010       }
1011     }
1012   }
1013   if (!isObjectFound)
1014     return aCanDisplay;
1015
1016   // 4. For created nested feature operation do not display the created feature if
1017   // the mouse curstor leaves the OCC window.
1018   // The correction cases, which ignores this condition:
1019   // a. the property panel values modification
1020   // b. the popup menu activated
1021   // c. widget editor control
1022   #ifndef DEBUG_DO_NOT_BY_ENTER
1023   if (aCanDisplay && isNestedCreateOperation(getCurrentOperation())) {
1024     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1025     ModuleBase_WidgetEditor* anEditorWdg = anActiveWidget ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWidget) : 0;
1026     // the active widget editor should not influence here. The presentation should be visible always
1027     // when this widget is active.
1028     if (!anEditorWdg && !myIsPopupMenuActive) {
1029       // during a nested create operation, the feature is redisplayed only if the mouse over view
1030       // of there was a value modified in the property panel after the mouse left the view
1031       aCanDisplay = canDisplayCurrentCreatedFeature();
1032     }
1033   }
1034   #endif
1035   return aCanDisplay;
1036 }
1037
1038 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
1039 {
1040   bool aCanDisplay = myIsMouseOverWindow;
1041   if (!aCanDisplay) {
1042     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1043     if (anActiveWidget)
1044       aCanDisplay = anActiveWidget->getValueState() == ModuleBase_ModelWidget::Stored;
1045   }
1046   return aCanDisplay;
1047 }
1048
1049 bool PartSet_SketcherMgr::canChangeCursor(ModuleBase_Operation* theOperation) const
1050 {
1051   return isNestedCreateOperation(theOperation) ||
1052          myModule->sketchReentranceMgr()->isInternalEditActive();
1053 }
1054
1055 bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
1056 {
1057   bool isFoundObject = false;
1058
1059   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
1060   if (anObjectFeature.get()) {
1061     int aSize = myCurrentSketch->numberOfSubs();
1062     for (int i = 0; i < myCurrentSketch->numberOfSubs() && !isFoundObject; i++) {
1063       FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
1064       isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
1065     }
1066   }
1067   return isFoundObject;
1068 }
1069
1070 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
1071 {
1072   if (myPlaneFilter.IsNull())
1073    myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
1074
1075   myPlaneFilter->setPlane(thePln);
1076 }
1077
1078 void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
1079                                               const FeaturePtr& theSketch,
1080                                               ModuleBase_IWorkshop* theWorkshop,
1081                                               FeatureToSelectionMap& theSelection)
1082 {
1083   if (theFeature.get() == NULL)
1084     return;
1085
1086   std::set<AttributePtr> aSelectedAttributes;
1087   std::set<ResultPtr> aSelectedResults;
1088
1089   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1090   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
1091   if (!aContext.IsNull()) {
1092     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1093     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1094
1095     std::list<ResultPtr> aResults = theFeature->results();
1096     std::list<ResultPtr>::const_iterator aIt;
1097     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1098     {
1099       ResultPtr aResult = *aIt;
1100       AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1101       if (aAISObj.get() == NULL)
1102         continue;
1103       Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1104       for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
1105       {
1106         Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
1107         if (anOwner->Selectable() != anAISIO)
1108           continue;
1109         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1110                                aSelectedAttributes, aSelectedResults);
1111       }
1112       for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
1113         Handle(SelectMgr_EntityOwner) anOwner = aContext->DetectedOwner();
1114         if (anOwner.IsNull())
1115           continue;
1116         if (anOwner->Selectable() != anAISIO)
1117           continue;
1118         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1119                                aSelectedAttributes, aSelectedResults);
1120       }
1121     }
1122   }
1123   theSelection[theFeature] = std::make_pair(aSelectedAttributes, aSelectedResults);
1124 }
1125
1126 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
1127                                              const FeaturePtr& theSketch,
1128                                              ModuleBase_IWorkshop* theWorkshop,
1129                                              const FeatureToSelectionMap& theSelection,
1130                                              SelectMgr_IndexedMapOfOwner& theOwnersToSelect)
1131 {
1132   if (theFeature.get() == NULL)
1133     return;
1134
1135   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
1136   std::set<AttributePtr> aSelectedAttributes = anIt.value().first;
1137   std::set<ResultPtr> aSelectedResults = anIt.value().second;
1138
1139   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1140
1141   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1142   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1143
1144   // 1. found the feature's owners. Check the AIS objects of the constructions
1145   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
1146   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
1147     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1148
1149     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1150     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1151     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
1152       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
1153       if (!anOwner.IsNull())
1154         theOwnersToSelect.Add(anOwner);
1155     }
1156   }
1157
1158   // 2. found the feature results's owners
1159   std::list<ResultPtr> aResults = theFeature->results();
1160   std::list<ResultPtr>::const_iterator aIt;
1161   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1162   {
1163     ResultPtr aResult = *aIt;
1164     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1165     if (aAISObj.get() == NULL)
1166       continue;
1167     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1168
1169     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1170     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1171     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1172       Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1173       if ( anOwner.IsNull() || !anOwner->HasShape() )
1174         continue;
1175       const TopoDS_Shape& aShape = anOwner->Shape();
1176       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
1177       if (aShapeType == TopAbs_VERTEX) {
1178         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
1179         if (aPntAttr.get() != NULL &&
1180             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end()) {
1181           theOwnersToSelect.Add(anOwner);
1182         }
1183       }
1184       else if (aShapeType == TopAbs_EDGE) {
1185         bool aFound = aSelectedResults.find(aResult) != aSelectedResults.end();
1186         if (aSelectedResults.find(aResult) != aSelectedResults.end() &&
1187             theOwnersToSelect.FindIndex(anOwner) <= 0)
1188           theOwnersToSelect.Add(anOwner);
1189       }
1190     }
1191   }
1192 }
1193
1194 void PartSet_SketcherMgr::connectToPropertyPanel(ModuleBase_ModelWidget* theWidget, const bool isToConnect)
1195 {
1196   if (isToConnect) {
1197     connect(theWidget, SIGNAL(beforeValuesChanged()),
1198             this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1199     connect(theWidget, SIGNAL(afterValuesChanged()),
1200             this, SLOT(onAfterValuesChangedInPropertyPanel()));
1201   }
1202   else {
1203     disconnect(theWidget, SIGNAL(beforeValuesChanged()),
1204                 this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1205     disconnect(theWidget, SIGNAL(afterValuesChanged()),
1206                 this, SLOT(onAfterValuesChangedInPropertyPanel()));
1207   }
1208 }
1209
1210 void PartSet_SketcherMgr::widgetStateChanged(int thePreviousState)
1211 {
1212   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1213                                                                            (getCurrentOperation());
1214   if (aFOperation) {
1215     if (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1216         PartSet_SketcherMgr::isNestedSketchOperation(aFOperation) &&
1217         thePreviousState == ModuleBase_ModelWidget::ModifiedInPP) {
1218       FeaturePtr aFeature = aFOperation->feature();
1219       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
1220     }
1221   }
1222 }
1223
1224 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
1225 {
1226   return myModule->workshop()->currentOperation();
1227 }
1228
1229 //**************************************************************
1230 ModuleBase_ModelWidget* PartSet_SketcherMgr::getActiveWidget() const
1231 {
1232   ModuleBase_ModelWidget* aWidget = 0;
1233   ModuleBase_Operation* anOperation = getCurrentOperation();
1234   if (anOperation) {
1235     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
1236     if (aPanel)
1237       aWidget = aPanel->activeWidget();
1238   }
1239   return aWidget;
1240 }
1241
1242 void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
1243                                            const bool isEditOperation,
1244                                            const bool isToDisplay,
1245                                            const bool isFlushRedisplay)
1246 {
1247   #ifdef DEBUG_DO_NOT_BY_ENTER
1248   return;
1249   #endif
1250
1251   if (isEditOperation || !theFeature.get())
1252     return;
1253
1254   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1255   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1256
1257   // 1. change visibility of the object itself, here the presentable object is processed,
1258   // e.g. constraints features
1259   //FeaturePtr aFeature = aFOperation->feature();
1260   std::list<ResultPtr> aResults = theFeature->results();
1261   if (isToDisplay)
1262     theFeature->setDisplayed(true);
1263   else
1264     theFeature->setDisplayed(false);
1265
1266   // change visibility of the object results, e.g. non-constraint features
1267   std::list<ResultPtr>::const_iterator aIt;
1268   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1269     if (isToDisplay) {
1270       (*aIt)->setDisplayed(true);
1271     }
1272     else {
1273       (*aIt)->setDisplayed(false);
1274     }
1275   }
1276   if (isFlushRedisplay)
1277     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1278 }
1279
1280 void PartSet_SketcherMgr::storeSelection(const bool theHighlightedOnly)
1281 {
1282   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1283   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1284   QList<ModuleBase_ViewerPrs> aHighlighted = aSelect->getHighlighted();
1285
1286   QList<FeaturePtr> aFeatureList;
1287   if (theHighlightedOnly) {
1288     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1289   }
1290   else {
1291     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1292
1293     QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected(ModuleBase_ISelection::AllControls);
1294     fillFeatureList(aSelected, myCurrentSketch, aFeatureList);
1295   }
1296
1297   // 1. it is necessary to save current selection in order to restore it after the features moving
1298   myCurrentSelection.clear();
1299   QList<FeaturePtr>::const_iterator anIt = aFeatureList.begin(), aLast = aFeatureList.end();
1300   for (; anIt != aLast; anIt++) {
1301     getCurrentSelection(*anIt, myCurrentSketch, aWorkshop, myCurrentSelection);
1302   }
1303   //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1304 }
1305
1306 void PartSet_SketcherMgr::restoreSelection()
1307 {
1308   //qDebug(QString("restoreSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1309   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1310   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1311   FeatureToSelectionMap::const_iterator aSIt = myCurrentSelection.begin(),
1312                                         aSLast = myCurrentSelection.end();
1313   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1314   for (; aSIt != aSLast; aSIt++) {
1315     anOwnersToSelect.Clear();
1316     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, myCurrentSelection,
1317                         anOwnersToSelect);
1318     aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1319   }
1320 }
1321
1322 void PartSet_SketcherMgr::onShowConstraintsToggle(bool theOn)
1323 {
1324   if (myIsConstraintsShown == theOn)
1325     return;
1326   if (myCurrentSketch.get() == NULL)
1327     return;
1328
1329   myIsConstraintsShown = theOn;
1330
1331   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1332   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1333
1334   const QStringList& aConstrIds = constraintsIdList();
1335   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1336     FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1337     if (aConstrIds.contains(QString(aSubFeature->getKind().c_str()))) {
1338       if (myIsConstraintsShown)
1339         aSubFeature->setDisplayed(true);
1340       else
1341         aSubFeature->setDisplayed(false);
1342     }
1343   }
1344   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1345 }
1346
1347 XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
1348 {
1349   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1350   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1351   XGUI_Workshop* aWorkshop = aConnector->workshop();
1352
1353   return aWorkshop->operationMgr();
1354 }
1355