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 (!isNestedEditOperation(getCurrentOperation()) ||
 275       myModule->sketchReentranceMgr()->isInternalEditActive())
 276     return;
 277   // it is necessary to save current selection in order to restore it after the values are modifed
 278   storeSelection();
 279
 280   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 281   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 282   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 283   myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
 284 }
 285
 286 void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
 287 {
 288   if (!isNestedEditOperation(getCurrentOperation()) ||
 289       myModule->sketchReentranceMgr()->isInternalEditActive())
 290     return;
 291   // it is necessary to restore current selection in order to restore it after the values are modified
 292   restoreSelection();
 293   myCurrentSelection.clear();
 294
 295   // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 296   // viewer happens by deselect/select the modified objects. The flag should be restored after
 297   // the selection processing. The update viewer should be also called.
 298   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 299   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 300   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 301   aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
 302   aDisplayer->updateViewer();
 303 }
 304
 305 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 306 {
 307   if (myModule->sketchReentranceMgr()->processMousePressed(theWnd, theEvent))
 308     return;
 309
 310   get2dPoint(theWnd, theEvent, myClickedPoint);
 311
 312   if (!(theEvent->buttons() & Qt::LeftButton))
 313     return;
 314
 315   // Clear dragging mode
 316   myIsDragging = false;
 317
 318   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 319   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 320   if (!aViewer->canDragByMouse())
 321     return;
 322
 323   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 324                                                                (getCurrentOperation());
 325   if (!aFOperation)
 326     return;
 327
 328   if (aFOperation->isEditOperation()) {
 329     // If the current widget is a selector, do nothing, it processes the mouse press
 330     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 331     if(anActiveWidget && anActiveWidget->isViewerSelector()) {
 332       return;
 333     }
 334   }
 335
 336   // Use only for sketch operations
 337   if (myCurrentSketch) {
 338     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
 339       return;
 340
 341     bool isSketcher = isSketchOperation(aFOperation);
 342     bool isSketchOpe = isNestedSketchOperation(aFOperation);
 343
 344     // Avoid non-sketch operations
 345     if ((!isSketchOpe) && (!isSketcher))
 346       return;
 347
 348     bool isEditing = aFOperation->isEditOperation();
 349
 350     // Ignore creation sketch operation
 351     if ((!isSketcher) && (!isEditing))
 352       return;
 353
 354     Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 355     if (!aContext.IsNull()) {
 356       // MoveTo in order to highlight current object
 357       aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 358     }
 359     // Remember highlighted objects for editing
 360     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 361
 362     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 363     storeSelection(!aHasShift);
 364
 365     if (myCurrentSelection.empty()) {
 366       if (isSketchOpe && (!isSketcher))
 367         // commit previous operation
 368         if (!aFOperation->commit())
 369           aFOperation->abort();
 370       return;
 371     }
 372     // Init flyout point for radius rotation
 373     FeaturePtr aFeature = myCurrentSelection.begin().key();
 374
 375     if (isSketcher) {
 376       myIsDragging = true;
 377       get2dPoint(theWnd, theEvent, myCurrentPoint);
 378       myDragDone = false;
 379       // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
 380       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 381       launchEditing();
 382       if (aFeature.get() != NULL) {
 383         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 384                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 385       if (aSPFeature.get() && aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID()) {
 386           DataPtr aData = aSPFeature->data();
 387           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 388           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 389             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 390           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 391         }
 392       }
 393     } else if (isSketchOpe && isEditing) {
 394       // If selected another object commit current result
 395       aFOperation->commit();
 396
 397       myIsDragging = true;
 398       get2dPoint(theWnd, theEvent, myCurrentPoint);
 399       myDragDone = false;
 400       // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
 401       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 402
 403       // This is necessary in order to finalize previous operation
 404       QApplication::processEvents();
 405       launchEditing();
 406     }
 407   }
 408 }
 409
 410 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 411 {
 412   if (myModule->sketchReentranceMgr()->processMouseReleased(theWnd, theEvent))
 413     return;
 414
 415   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 416   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 417   if (!aViewer->canDragByMouse())
 418     return;
 419   ModuleBase_Operation* aOp = getCurrentOperation();
 420   if (aOp) {
 421     if (isNestedSketchOperation(aOp)) {
 422       get2dPoint(theWnd, theEvent, myClickedPoint);
 423
 424       // Only for sketcher operations
 425       if (myIsDragging) {
 426         if (myDragDone) {
 427           //aOp->commit();
 428           myCurrentSelection.clear();
 429           /*Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 430           if (!aContext.IsNull()) {
 431           // Reselect edited object
 432           aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 433           if (theEvent->modifiers() & Qt::ShiftModifier)
 434             aContext->ShiftSelect();
 435           else
 436             aContext->Select();
 437           */
 438         }
 439       }
 440     }
 441   }
 442       // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
 443   aWorkshop->viewer()->enableDrawMode(myPreviousDrawModeEnabled);
 444   //aWorkshop->viewer()->enableSelection(myPreviousDrawModeEnabled);
 445   myIsDragging = false;
 446 }
 447
 448 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 449 {
 450   if (myModule->sketchReentranceMgr()->processMouseMoved(theWnd, theEvent))
 451     return;
 452
 453   if (isNestedCreateOperation(getCurrentOperation()) && !myIsMouseOverViewProcessed) {
 454     myIsMouseOverViewProcessed = true;
 455     // 1. perform the widget mouse move functionality and display the presentation
 456     // the mouse move should be processed in the widget, if it can in order to visualize correct
 457     // presentation. These widgets correct the feature attribute according to the mouse position
 458     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 459     PartSet_WidgetPoint2D* aPoint2DWdg = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWidget);
 460     if (aPoint2DWdg) {
 461       aPoint2DWdg->onMouseMove(theWnd, theEvent);
 462     }
 463     PartSet_WidgetPoint2dDistance* aDistanceWdg = dynamic_cast<PartSet_WidgetPoint2dDistance*>
 464                                                                 (anActiveWidget);
 465     if (aDistanceWdg) {
 466       aDistanceWdg->onMouseMove(theWnd, theEvent);
 467     }
 468     // the feature is to be erased here, but it is correct to call canDisplayObject because
 469     // there can be additional check (e.g. editor widget in distance constraint)
 470     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 471                                                                              (getCurrentOperation());
 472     if (aFOperation) {
 473       FeaturePtr aFeature = aFOperation->feature();
 474       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 475     }
 476   }
 477
 478   myClickedPoint.clear();
 479
 480   if (myIsDragging) {
 481     // 1. the current selection is saved in the mouse press method in order to restore it after moving
 482     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
 483     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
 484     // deselected). This flag should be restored in the slot, processed the mouse release signal.
 485
 486     // TODO: Has to be commented out when SALOME patch on draw mode become avialable
 487     //ModuleBase_IViewer* aViewer = myModule->workshop()->viewer();
 488     //aViewer->enableSelection(false);
 489
 490     ModuleBase_Operation* aCurrentOperation = getCurrentOperation();
 491     if (!aCurrentOperation)
 492       return;
 493     if (isSketchOperation(aCurrentOperation))
 494       return; // No edit operation activated
 495
 496     Handle(V3d_View) aView = theWnd->v3dView();
 497     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 498     double aX, aY;
 499     PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, aY);
 500     double dX =  aX - myCurrentPoint.myCurX;
 501     double dY =  aY - myCurrentPoint.myCurY;
 502
 503     ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 504     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 505     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 506     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 507     // viewer happens by deselect/select the modified objects. The flag should be restored after
 508     // the selection processing. The update viewer should be also called.
 509     bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 510
 511     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
 512     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 513     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
 514                                           aLast = myCurrentSelection.end();
 515     // 4. the features and attributes modification(move)
 516     bool isModified = false;
 517     for (; anIt != aLast; anIt++) {
 518       FeaturePtr aFeature = anIt.key();
 519
 520       std::set<AttributePtr> anAttributes = anIt.value().first;
 521       // Process selection by attribute: the priority to the attribute
 522       if (!anAttributes.empty()) {
 523         std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
 524                                                anAttLast = anAttributes.end();
 525         for (; anAttIt != anAttLast; anAttIt++) {
 526           AttributePtr anAttr = *anAttIt;
 527           if (anAttr.get() == NULL)
 528             continue;
 529           std::string aAttrId = anAttr->id();
 530           DataPtr aData = aFeature->data();
 531           if (aData->isValid()) {
 532             std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 533               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(aAttrId));
 534             if (aPoint.get() != NULL) {
 535               bool isImmutable = aPoint->setImmutable(true);
 536               aPoint->move(dX, dY);
 537               isModified = true;
 538               ModelAPI_EventCreator::get()->sendUpdated(aFeature, aMoveEvent);
 539               aPoint->setImmutable(isImmutable);
 540             }
 541           }
 542         }
 543       } else {
 544         // Process selection by feature
 545         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 546           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 547         if (aSketchFeature) {
 548           aSketchFeature->move(dX, dY);
 549           isModified = true;
 550           ModelAPI_EventCreator::get()->sendUpdated(aSketchFeature, aMoveEvent);
 551         }
 552       }
 553     }
 554     // the modified state of the current operation should be updated if there are features, which
 555     // were changed here
 556     if (isModified) {
 557       aCurrentOperation->onValuesChanged();
 558     }
 559     Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
 560     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 561
 562     // 5. it is necessary to save current selection in order to restore it after the features moving
 563     restoreSelection();
 564     // 6. restore the update viewer flag and call this update
 565     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 566     aDisplayer->updateViewer();
 567
 568     myDragDone = true;
 569     myCurrentPoint.setValue(aX, aY);
 570   }
 571 }
 572
 573 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 574 {
 575   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 576                                                                (getCurrentOperation());
 577   if (aFOperation && aFOperation->isEditOperation()) {
 578     std::string aId = aFOperation->id().toStdString();
 579     if (isDistanceOperation(aFOperation))
 580     {
 581       // Activate dimension value editing on double click
 582       ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 583       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 584       // Find corresponded widget to activate value editing
 585       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 586         if (aWgt->attributeID() == "ConstraintValue") {
 587           PartSet_WidgetEditor* anEditor = dynamic_cast<PartSet_WidgetEditor*>(aWgt);
 588           if (anEditor)
 589             anEditor->showPopupEditor();
 590           return;
 591         }
 592       }
 593     }
 594   }
 595 }
 596
 597 void PartSet_SketcherMgr::onApplicationStarted()
 598 {
 599   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 600   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 601   XGUI_Workshop* aWorkshop = aConnector->workshop();
 602   PartSet_SketcherReetntrantMgr* aReentranceMgr = myModule->sketchReentranceMgr();
 603
 604   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 605   if (aPropertyPanel) {
 606     connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
 607             this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
 608
 609     connect(aPropertyPanel, SIGNAL(noMoreWidgets(const std::string&)),
 610             aReentranceMgr, SLOT(onNoMoreWidgets(const std::string&)));
 611     connect(aPropertyPanel, SIGNAL(widgetActivated(ModuleBase_ModelWidget*)),
 612             aReentranceMgr, SLOT(onWidgetActivated()));
 613   }
 614
 615   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
 616   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
 617   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
 618
 619   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 620   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
 621   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 622 }
 623
 624 void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
 625 {
 626   if (!myClickedPoint.myIsInitialized)
 627     return;
 628
 629   ModuleBase_Operation* aOperation = getCurrentOperation();
 630   // the distance constraint feature should not use the clickedd point
 631   // this is workaround in order to don't throw down the flyout point value,
 632   // set by execute() method of these type of features
 633   if (isDistanceOperation(aOperation))
 634     return;
 635
 636   PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
 637   if (aPnt2dWgt) {
 638     aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
 639   }
 640 }
 641
 642 void PartSet_SketcherMgr::onBeforeContextMenu()
 643 {
 644   myIsPopupMenuActive = true;
 645 }
 646
 647 void PartSet_SketcherMgr::onAfterContextMenu()
 648 {
 649   myIsPopupMenuActive = false;
 650 }
 651
 652 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 653                                      Point& thePoint)
 654 {
 655   Handle(V3d_View) aView = theWnd->v3dView();
 656   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 657   double aX, anY;
 658   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
 659   thePoint.setValue(aX, anY);
 660 }
 661
 662 void PartSet_SketcherMgr::launchEditing()
 663 {
 664   if (!myCurrentSelection.empty()) {
 665     FeaturePtr aFeature = myCurrentSelection.begin().key();
 666     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 667               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 668     if (aSPFeature) {
 669       myModule->editFeature(aSPFeature);
 670     }
 671   }
 672 }
 673
 674 bool PartSet_SketcherMgr::sketchSolverError()
 675 {
 676   bool anError = false;
 677   CompositeFeaturePtr aSketch = activeSketch();
 678   if (aSketch.get()) {
 679     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 680     anError = !aAttributeString->value().empty();
 681   }
 682   return anError;
 683 }
 684
 685 QString PartSet_SketcherMgr::getFeatureError(const FeaturePtr& theFeature)
 686 {
 687   QString anError = "";
 688   if (!theFeature.get() || !theFeature->data()->isValid())
 689     return anError;
 690
 691   CompositeFeaturePtr aSketch = activeSketch();
 692   if (aSketch.get() && aSketch == theFeature) {
 693     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 694     anError = aAttributeString->value().c_str();
 695   }
 696   return anError;
 697 }
 698
 699 void PartSet_SketcherMgr::clearClickedFlags()
 700 {
 701   return;
 702   myClickedPoint.clear();
 703   myCurrentPoint.clear();
 704 }
 705
 706 const QStringList& PartSet_SketcherMgr::sketchOperationIdList()
 707 {
 708   static QStringList aIds;
 709   if (aIds.size() == 0) {
 710     aIds << SketchPlugin_Line::ID().c_str();
 711     aIds << SketchPlugin_Point::ID().c_str();
 712     aIds << SketchPlugin_Arc::ID().c_str();
 713     aIds << SketchPlugin_Circle::ID().c_str();
 714     aIds << SketchPlugin_ConstraintFillet::ID().c_str();
 715     aIds.append(constraintsIdList());
 716   }
 717   return aIds;
 718 }
 719
 720 const QStringList& PartSet_SketcherMgr::constraintsIdList()
 721 {
 722   static QStringList aIds;
 723   if (aIds.size() == 0) {
 724     aIds << SketchPlugin_ConstraintLength::ID().c_str();
 725     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
 726     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
 727     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
 728     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 729     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
 730     aIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 731     aIds << SketchPlugin_ConstraintVertical::ID().c_str();
 732     aIds << SketchPlugin_ConstraintEqual::ID().c_str();
 733     aIds << SketchPlugin_ConstraintTangent::ID().c_str();
 734     aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 735     aIds << SketchPlugin_ConstraintMirror::ID().c_str();
 736     aIds << SketchPlugin_ConstraintAngle::ID().c_str();
 737     aIds << SketchPlugin_MultiRotation::ID().c_str();
 738     aIds << SketchPlugin_MultiTranslation::ID().c_str();
 739   }
 740   return aIds;
 741 }
 742
 743 void PartSet_SketcherMgr::sketchSelectionModes(QIntList& theModes)
 744 {
 745   theModes.clear();
 746
 747   theModes.append(SketcherPrs_Tools::Sel_Dimension_Text);
 748   theModes.append(SketcherPrs_Tools::Sel_Dimension_Line);
 749   theModes.append(SketcherPrs_Tools::Sel_Constraint);
 750   theModes.append(TopAbs_VERTEX);
 751   theModes.append(TopAbs_EDGE);
 752 }
 753
 754 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 755 {
 756   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
 757 }
 758
 759 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation)
 760 {
 761   return theOperation &&
 762          PartSet_SketcherMgr::sketchOperationIdList().contains(theOperation->id());
 763 }
 764
 765 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation)
 766 {
 767   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 768                                                                (theOperation);
 769   return aFOperation && !aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 770 }
 771
 772 bool PartSet_SketcherMgr::isNestedEditOperation(ModuleBase_Operation* theOperation)
 773 {
 774   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 775                                                                (theOperation);
 776   return aFOperation && aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 777 }
 778
 779 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
 780 {
 781   return (theId == SketchPlugin_Line::ID()) ||
 782          (theId == SketchPlugin_Point::ID()) ||
 783          (theId == SketchPlugin_Arc::ID()) ||
 784          (theId == SketchPlugin_Circle::ID());
 785 }
 786
 787 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 788 {
 789   std::string aId = theOperation ? theOperation->id().toStdString() : "";
 790
 791   return (aId == SketchPlugin_ConstraintLength::ID()) ||
 792          (aId == SketchPlugin_ConstraintDistance::ID()) ||
 793          (aId == SketchPlugin_ConstraintRadius::ID()) ||
 794          (aId == SketchPlugin_ConstraintAngle::ID());
 795 }
 796
 797 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 798 {
 799   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 800                                                                (getCurrentOperation());
 801   if (!aFOperation)
 802     return;
 803
 804   myModule->onViewTransformed();
 805
 806   // Display all sketcher sub-Objects
 807   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
 808   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 809   aConnector->workshop()->displayer()->activateTrihedron(true);
 810
 811   // Hide sketcher result
 812   std::list<ResultPtr> aResults = myCurrentSketch->results();
 813   std::list<ResultPtr>::const_iterator aIt;
 814   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 815     (*aIt)->setDisplayed(false);
 816   }
 817   myCurrentSketch->setDisplayed(false);
 818
 819   // Display sketcher objects
 820   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 821     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 822     std::list<ResultPtr> aResults = aFeature->results();
 823     std::list<ResultPtr>::const_iterator aIt;
 824     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 825       (*aIt)->setDisplayed(true);
 826     }
 827     aFeature->setDisplayed(true);
 828   }
 829
 830   if (myPlaneFilter.IsNull())
 831     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
 832
 833   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
 834
 835   bool aHasPlane = false;
 836   std::shared_ptr<GeomAPI_Pln> aPln;
 837   if (aFOperation->isEditOperation()) {
 838     // If it is editing of sketch then it means that plane is already defined
 839     aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
 840     if (aPln.get())
 841       aHasPlane = true;
 842   }
 843   myPlaneFilter->setPlane(aPln);
 844
 845   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 846   // all sketch objects should be activated in the sketch selection modes by edit operation start
 847   // in case of creation operation, there is an active widget, which activates own selection mode
 848   if (aFOperation->isEditOperation() && aHasPlane)
 849     aConnector->activateModuleSelectionModes();
 850 }
 851
 852 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
 853 {
 854   myIsMouseOverWindow = false;
 855   myIsConstraintsShown = true;
 856
 857   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 858
 859   DataPtr aData = myCurrentSketch->data();
 860   if (!aData->isValid()) {
 861     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 862     // The sketch was aborted
 863     myCurrentSketch = CompositeFeaturePtr();
 864     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 865
 866     // Erase all sketcher objects
 867     QStringList aSketchIds = sketchOperationIdList();
 868     QObjectPtrList aObjects = aDisplayer->displayedObjects();
 869     foreach (ObjectPtr aObj, aObjects) {
 870       DataPtr aObjData = aObj->data();
 871       if (!aObjData->isValid())
 872         aObj->setDisplayed(false);
 873     }
 874   }
 875   else {
 876     // Hide all sketcher sub-Objects
 877     for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 878       FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 879       std::list<ResultPtr> aResults = aFeature->results();
 880       std::list<ResultPtr>::const_iterator aIt;
 881       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 882         (*aIt)->setDisplayed(false);
 883       }
 884       aFeature->setDisplayed(false);
 885     }
 886     // Display sketcher result
 887     std::list<ResultPtr> aResults = myCurrentSketch->results();
 888     std::list<ResultPtr>::const_iterator aIt;
 889     Events_Loop* aLoop = Events_Loop::loop();
 890     static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 891
 892     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 893                                                                            (theOperation);
 894     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 895       if (!aFOperation->isDisplayedOnStart(*aIt)) {
 896         (*aIt)->setDisplayed(true);
 897         // this display event is needed because sketch already may have "displayed" state,
 898         // but not displayed while it is still active (issue 613, abort of existing sketch)
 899         ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
 900       }
 901     }
 902     if (!aFOperation->isDisplayedOnStart(myCurrentSketch))
 903       myCurrentSketch->setDisplayed(true);
 904
 905     myCurrentSketch = CompositeFeaturePtr();
 906     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 907
 908     Events_Loop::loop()->flush(aDispEvent);
 909   }
 910   // restore the module selection modes, which were changed on startSketch
 911   aConnector->activateModuleSelectionModes();
 912   aConnector->workshop()->displayer()->activateTrihedron(false);
 913 }
 914
 915 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
 916 {
 917   if (canChangeCursor(theOperation) && myIsMouseOverWindow)
 918     QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
 919 }
 920
 921 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOperation)
 922 {
 923   myIsMouseOverViewProcessed = true;
 924   operationMgr()->onValidateOperation();
 925   if (canChangeCursor(theOperation))
 926     QApplication::restoreOverrideCursor();
 927 }
 928
 929 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
 930 {
 931   if (isNestedCreateOperation(theOperation)) {
 932     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 933                                                                              (theOperation);
 934     if (aFOperation) {
 935       FeaturePtr aFeature = aFOperation->feature();
 936       // it is necessary to check the the feature data validity because
 937       // some kind of features are removed by an operation commit(the macro state of a feature)
 938       if (aFeature.get() && aFeature->data()->isValid()) {
 939         visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
 940       }
 941     }
 942   }
 943 }
 944
 945 bool PartSet_SketcherMgr::canUndo() const
 946 {
 947   return isNestedCreateOperation(getCurrentOperation());
 948 }
 949
 950 bool PartSet_SketcherMgr::canRedo() const
 951 {
 952   return isNestedCreateOperation(getCurrentOperation());
 953 }
 954
 955 bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
 956 {
 957   bool aCanErase = true;
 958   // when the sketch operation is active, results of sketch sub-feature can not be hidden
 959   if (myCurrentSketch.get()) {
 960     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 961     if (aResult.get()) {
 962       // Display sketcher objects
 963       for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
 964
 965         FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 966         std::list<ResultPtr> aResults = aFeature->results();
 967         std::list<ResultPtr>::const_iterator anIt;
 968         for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
 969           aCanErase = *anIt != aResult;
 970         }
 971       }
 972     }
 973   }
 974   return aCanErase;
 975 }
 976
 977 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
 978 {
 979   bool aCanDisplay = true;
 980
 981   bool aHasActiveSketch = activeSketch().get() != NULL;
 982   if (aHasActiveSketch) {
 983     // 1. the sketch feature should not be displayed during the sketch active operation
 984     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch
 985     // nested features can be visualized
 986     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 987     if (aFeature.get() != NULL && aFeature == activeSketch()) {
 988       aCanDisplay = false;
 989     }
 990   }
 991   else { // there are no an active sketch
 992     // 2. sketch sub-features should not be visualized if the sketch operation is not active
 993     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 994     if (aFeature.get() != NULL) {
 995       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 996                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 997       if (aSketchFeature.get()) {
 998         aCanDisplay = false;
 999       }
1000     }
1001   }
1002
1003   // 3. the method should not filter the objects, which are not related to the current operation.
1004   // The object is filtered just if it is a current operation feature or this feature result
1005   bool isObjectFound = false;
1006   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1007                                                                (getCurrentOperation());
1008   if (aFOperation) {
1009     FeaturePtr aFeature = aFOperation->feature();
1010     if (aFeature.get()) {
1011       std::list<ResultPtr> aResults = aFeature->results();
1012       if (theObject == aFeature)
1013         isObjectFound = true;
1014       else {
1015         std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
1016         for (; anIt != aLast && !isObjectFound; anIt++) {
1017           isObjectFound = *anIt == theObject;
1018         }
1019       }
1020     }
1021   }
1022   if (!isObjectFound)
1023     return aCanDisplay;
1024
1025   // 4. For created nested feature operation do not display the created feature if
1026   // the mouse curstor leaves the OCC window.
1027   // The correction cases, which ignores this condition:
1028   // a. the property panel values modification
1029   // b. the popup menu activated
1030   // c. widget editor control
1031   #ifndef DEBUG_DO_NOT_BY_ENTER
1032   if (aCanDisplay && isNestedCreateOperation(getCurrentOperation())) {
1033     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1034     ModuleBase_WidgetEditor* anEditorWdg = anActiveWidget ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWidget) : 0;
1035     // the active widget editor should not influence here. The presentation should be visible always
1036     // when this widget is active.
1037     if (!anEditorWdg && !myIsPopupMenuActive) {
1038       // during a nested create operation, the feature is redisplayed only if the mouse over view
1039       // of there was a value modified in the property panel after the mouse left the view
1040       aCanDisplay = canDisplayCurrentCreatedFeature();
1041     }
1042   }
1043   #endif
1044   return aCanDisplay;
1045 }
1046
1047 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
1048 {
1049   bool aCanDisplay = myIsMouseOverWindow;
1050   if (!aCanDisplay) {
1051     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1052     if (anActiveWidget)
1053       aCanDisplay = anActiveWidget->getValueState() == ModuleBase_ModelWidget::Stored;
1054   }
1055   return aCanDisplay;
1056 }
1057
1058 bool PartSet_SketcherMgr::canChangeCursor(ModuleBase_Operation* theOperation) const
1059 {
1060   return isNestedCreateOperation(theOperation) ||
1061          myModule->sketchReentranceMgr()->isInternalEditActive();
1062 }
1063
1064 bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
1065 {
1066   bool isFoundObject = false;
1067
1068   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
1069   if (anObjectFeature.get()) {
1070     int aSize = myCurrentSketch->numberOfSubs();
1071     for (int i = 0; i < myCurrentSketch->numberOfSubs() && !isFoundObject; i++) {
1072       FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
1073       isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
1074     }
1075   }
1076   return isFoundObject;
1077 }
1078
1079 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
1080 {
1081   if (myPlaneFilter.IsNull())
1082    myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
1083
1084   myPlaneFilter->setPlane(thePln);
1085 }
1086
1087 void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
1088                                               const FeaturePtr& theSketch,
1089                                               ModuleBase_IWorkshop* theWorkshop,
1090                                               FeatureToSelectionMap& theSelection)
1091 {
1092   if (theFeature.get() == NULL)
1093     return;
1094
1095   std::set<AttributePtr> aSelectedAttributes;
1096   std::set<ResultPtr> aSelectedResults;
1097
1098   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1099   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
1100   if (!aContext.IsNull()) {
1101     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1102     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1103
1104     std::list<ResultPtr> aResults = theFeature->results();
1105     std::list<ResultPtr>::const_iterator aIt;
1106     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1107     {
1108       ResultPtr aResult = *aIt;
1109       AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1110       if (aAISObj.get() == NULL)
1111         continue;
1112       Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1113       for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
1114       {
1115         Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
1116         if (anOwner->Selectable() != anAISIO)
1117           continue;
1118         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1119                                aSelectedAttributes, aSelectedResults);
1120       }
1121       for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
1122         Handle(SelectMgr_EntityOwner) anOwner = aContext->DetectedOwner();
1123         if (anOwner.IsNull())
1124           continue;
1125         if (anOwner->Selectable() != anAISIO)
1126           continue;
1127         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1128                                aSelectedAttributes, aSelectedResults);
1129       }
1130     }
1131   }
1132   theSelection[theFeature] = std::make_pair(aSelectedAttributes, aSelectedResults);
1133 }
1134
1135 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
1136                                              const FeaturePtr& theSketch,
1137                                              ModuleBase_IWorkshop* theWorkshop,
1138                                              const FeatureToSelectionMap& theSelection,
1139                                              SelectMgr_IndexedMapOfOwner& theOwnersToSelect)
1140 {
1141   if (theFeature.get() == NULL)
1142     return;
1143
1144   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
1145   std::set<AttributePtr> aSelectedAttributes = anIt.value().first;
1146   std::set<ResultPtr> aSelectedResults = anIt.value().second;
1147
1148   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1149
1150   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1151   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1152
1153   // 1. found the feature's owners. Check the AIS objects of the constructions
1154   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
1155   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
1156     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1157
1158     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1159     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1160     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
1161       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
1162       if (!anOwner.IsNull())
1163         theOwnersToSelect.Add(anOwner);
1164     }
1165   }
1166
1167   // 2. found the feature results's owners
1168   std::list<ResultPtr> aResults = theFeature->results();
1169   std::list<ResultPtr>::const_iterator aIt;
1170   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1171   {
1172     ResultPtr aResult = *aIt;
1173     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1174     if (aAISObj.get() == NULL)
1175       continue;
1176     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1177
1178     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1179     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1180     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1181       Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1182       if ( anOwner.IsNull() || !anOwner->HasShape() )
1183         continue;
1184       const TopoDS_Shape& aShape = anOwner->Shape();
1185       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
1186       if (aShapeType == TopAbs_VERTEX) {
1187         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
1188         if (aPntAttr.get() != NULL &&
1189             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end()) {
1190           theOwnersToSelect.Add(anOwner);
1191         }
1192       }
1193       else if (aShapeType == TopAbs_EDGE) {
1194         bool aFound = aSelectedResults.find(aResult) != aSelectedResults.end();
1195         if (aSelectedResults.find(aResult) != aSelectedResults.end() &&
1196             theOwnersToSelect.FindIndex(anOwner) <= 0)
1197           theOwnersToSelect.Add(anOwner);
1198       }
1199     }
1200   }
1201 }
1202
1203 void PartSet_SketcherMgr::connectToPropertyPanel(ModuleBase_ModelWidget* theWidget, const bool isToConnect)
1204 {
1205   if (isToConnect) {
1206     connect(theWidget, SIGNAL(beforeValuesChanged()),
1207             this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1208     connect(theWidget, SIGNAL(afterValuesChanged()),
1209             this, SLOT(onAfterValuesChangedInPropertyPanel()));
1210   }
1211   else {
1212     disconnect(theWidget, SIGNAL(beforeValuesChanged()),
1213                 this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1214     disconnect(theWidget, SIGNAL(afterValuesChanged()),
1215                 this, SLOT(onAfterValuesChangedInPropertyPanel()));
1216   }
1217 }
1218
1219 void PartSet_SketcherMgr::widgetStateChanged(int thePreviousState)
1220 {
1221   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1222                                                                            (getCurrentOperation());
1223   if (aFOperation) {
1224     if (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1225         PartSet_SketcherMgr::isNestedSketchOperation(aFOperation) &&
1226         thePreviousState == ModuleBase_ModelWidget::ModifiedInPP) {
1227       FeaturePtr aFeature = aFOperation->feature();
1228       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
1229     }
1230   }
1231 }
1232
1233 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
1234 {
1235   return myModule->workshop()->currentOperation();
1236 }
1237
1238 //**************************************************************
1239 ModuleBase_ModelWidget* PartSet_SketcherMgr::getActiveWidget() const
1240 {
1241   ModuleBase_ModelWidget* aWidget = 0;
1242   ModuleBase_Operation* anOperation = getCurrentOperation();
1243   if (anOperation) {
1244     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
1245     if (aPanel)
1246       aWidget = aPanel->activeWidget();
1247   }
1248   return aWidget;
1249 }
1250
1251 void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
1252                                            const bool isEditOperation,
1253                                            const bool isToDisplay,
1254                                            const bool isFlushRedisplay)
1255 {
1256   #ifdef DEBUG_DO_NOT_BY_ENTER
1257   return;
1258   #endif
1259
1260   if (isEditOperation || !theFeature.get())
1261     return;
1262
1263   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1264   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1265
1266   // 1. change visibility of the object itself, here the presentable object is processed,
1267   // e.g. constraints features
1268   //FeaturePtr aFeature = aFOperation->feature();
1269   std::list<ResultPtr> aResults = theFeature->results();
1270   if (isToDisplay)
1271     theFeature->setDisplayed(true);
1272   else
1273     theFeature->setDisplayed(false);
1274
1275   // change visibility of the object results, e.g. non-constraint features
1276   std::list<ResultPtr>::const_iterator aIt;
1277   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1278     if (isToDisplay) {
1279       (*aIt)->setDisplayed(true);
1280     }
1281     else {
1282       (*aIt)->setDisplayed(false);
1283     }
1284   }
1285   if (isFlushRedisplay)
1286     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1287 }
1288
1289 void PartSet_SketcherMgr::storeSelection(const bool theHighlightedOnly)
1290 {
1291   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1292   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1293   QList<ModuleBase_ViewerPrs> aHighlighted = aSelect->getHighlighted();
1294
1295   QList<FeaturePtr> aFeatureList;
1296   if (theHighlightedOnly) {
1297     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1298   }
1299   else {
1300     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1301
1302     QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected(ModuleBase_ISelection::AllControls);
1303     fillFeatureList(aSelected, myCurrentSketch, aFeatureList);
1304   }
1305
1306   // 1. it is necessary to save current selection in order to restore it after the features moving
1307   myCurrentSelection.clear();
1308   QList<FeaturePtr>::const_iterator anIt = aFeatureList.begin(), aLast = aFeatureList.end();
1309   for (; anIt != aLast; anIt++) {
1310     getCurrentSelection(*anIt, myCurrentSketch, aWorkshop, myCurrentSelection);
1311   }
1312   //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1313 }
1314
1315 void PartSet_SketcherMgr::restoreSelection()
1316 {
1317   //qDebug(QString("restoreSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1318   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1319   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1320   FeatureToSelectionMap::const_iterator aSIt = myCurrentSelection.begin(),
1321                                         aSLast = myCurrentSelection.end();
1322   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1323   for (; aSIt != aSLast; aSIt++) {
1324     anOwnersToSelect.Clear();
1325     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, myCurrentSelection,
1326                         anOwnersToSelect);
1327     aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1328   }
1329 }
1330
1331 void PartSet_SketcherMgr::onShowConstraintsToggle(bool theOn)
1332 {
1333   if (myIsConstraintsShown == theOn)
1334     return;
1335   if (myCurrentSketch.get() == NULL)
1336     return;
1337
1338   myIsConstraintsShown = theOn;
1339
1340   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1341   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1342
1343   const QStringList& aConstrIds = constraintsIdList();
1344   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1345     FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1346     if (aConstrIds.contains(QString(aSubFeature->getKind().c_str()))) {
1347       if (myIsConstraintsShown)
1348         aSubFeature->setDisplayed(true);
1349       else
1350         aSubFeature->setDisplayed(false);
1351     }
1352   }
1353   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1354 }
1355
1356 XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
1357 {
1358   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1359   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1360   XGUI_Workshop* aWorkshop = aConnector->workshop();
1361
1362   return aWorkshop->operationMgr();
1363 }
1364