src/PartSet/PartSet_SketcherMgr.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_SketcherMgr.cpp
   4 // Created:     19 Dec 2014
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "PartSet_SketcherMgr.h"
   8 #include "PartSet_Module.h"
   9 #include "PartSet_WidgetPoint2d.h"
  10 #include "PartSet_WidgetPoint2dDistance.h"
  11 #include "PartSet_Tools.h"
  12 #include "PartSet_WidgetSketchLabel.h"
  13
  14 #include <XGUI_ModuleConnector.h>
  15 #include <XGUI_Displayer.h>
  16 #include <XGUI_Workshop.h>
  17 #include <XGUI_ContextMenuMgr.h>
  18 #include <XGUI_Selection.h>
  19 #include <XGUI_SelectionMgr.h>
  20 #include <XGUI_ModuleConnector.h>
  21 #include <XGUI_PropertyPanel.h>
  22 #include <XGUI_ViewerProxy.h>
  23 #include <XGUI_OperationMgr.h>
  24
  25 #include <ModuleBase_IPropertyPanel.h>
  26 #include <ModuleBase_ISelection.h>
  27 #include <ModuleBase_IViewer.h>
  28 #include <ModuleBase_IWorkshop.h>
  29 #include <ModuleBase_IViewWindow.h>
  30 #include <ModuleBase_ModelWidget.h>
  31 #include <ModuleBase_Operation.h>
  32 #include <ModuleBase_OperationFeature.h>
  33 #include <ModuleBase_Operation.h>
  34 #include <ModuleBase_WidgetEditor.h>
  35
  36 #include <GeomDataAPI_Point2D.h>
  37
  38 #include <Events_Loop.h>
  39
  40 #include <SketchPlugin_Line.h>
  41 #include <SketchPlugin_Sketch.h>
  42 #include <SketchPlugin_Point.h>
  43 #include <SketchPlugin_Arc.h>
  44 #include <SketchPlugin_Circle.h>
  45 #include <SketchPlugin_ConstraintLength.h>
  46 #include <SketchPlugin_ConstraintDistance.h>
  47 #include <SketchPlugin_ConstraintParallel.h>
  48 #include <SketchPlugin_ConstraintPerpendicular.h>
  49 #include <SketchPlugin_ConstraintRadius.h>
  50 #include <SketchPlugin_ConstraintRigid.h>
  51 #include <SketchPlugin_ConstraintHorizontal.h>
  52 #include <SketchPlugin_ConstraintVertical.h>
  53 #include <SketchPlugin_ConstraintEqual.h>
  54 #include <SketchPlugin_ConstraintTangent.h>
  55 #include <SketchPlugin_ConstraintCoincidence.h>
  56 #include <SketchPlugin_ConstraintFillet.h>
  57 #include <SketchPlugin_ConstraintMirror.h>
  58 #include <SketchPlugin_ConstraintAngle.h>
  59 #include <SketchPlugin_MultiRotation.h>
  60 #include <SketchPlugin_MultiTranslation.h>
  61
  62 #include <SketcherPrs_Tools.h>
  63
  64 #include <SelectMgr_IndexedMapOfOwner.hxx>
  65 #include <StdSelect_BRepOwner.hxx>
  66
  67 //#include <AIS_DimensionSelectionMode.hxx>
  68 #include <AIS_Shape.hxx>
  69
  70 #include <ModelAPI_Events.h>
  71 #include <ModelAPI_Session.h>
  72 #include <ModelAPI_AttributeString.h>
  73
  74 #include <QMouseEvent>
  75 #include <QApplication>
  76
  77 //#define DEBUG_DO_NOT_BY_ENTER
  78
  79 /// Returns list of unique objects by sum of objects from List1 and List2
  80 /*QList<ModuleBase_ViewerPrs> getSumList(const QList<ModuleBase_ViewerPrs>& theList1,
  81                                        const QList<ModuleBase_ViewerPrs>& theList2)
  82 {
  83   QList<ModuleBase_ViewerPrs> aRes;
  84   foreach (ModuleBase_ViewerPrs aPrs, theList1) {
  85     if (!aRes.contains(aPrs))
  86       aRes.append(aPrs);
  87   }
  88   foreach (ModuleBase_ViewerPrs aPrs, theList2) {
  89     if (!aRes.contains(aPrs))
  90       aRes.append(aPrs);
  91   }
  92   return aRes;
  93 }*/
  94
  95 // Fills the list of features the list of selected presentations.
  96 // \param theList a list of selected presentations
  97 // \param theSketch a sketch to project a vertex shape of a presentation to the plane
  98 // and find the corresponded attribute
  99 // \param theFeatureList  an output list of features
 100 void fillFeatureList(const QList<ModuleBase_ViewerPrs>& theList,
 101                      const FeaturePtr theSketch,
 102                      QList<FeaturePtr>& theFeatureList)
 103 {
 104   QList<ModuleBase_ViewerPrs> aRes;
 105
 106   QList<ModuleBase_ViewerPrs>::const_iterator anIt = theList.begin(),
 107                                               aLast = theList.end();
 108   for (; anIt != aLast; anIt++)
 109   {
 110     ModuleBase_ViewerPrs aPrs = *anIt;
 111     FeaturePtr aFeature = ModelAPI_Feature::feature(aPrs.object());
 112     if (aFeature.get()  && !theFeatureList.contains(aFeature))
 113       theFeatureList.append(aFeature);
 114   }
 115 }
 116
 117 /// Fills attribute and result lists by the selected owner. In case if the attribute is found,
 118 /// by the owner shape, it is put to the list. Otherwise if type of owner shape is edge, put the function
 119 /// result as is to the list of results.
 120 /// \param theOwner a viewer selected owner
 121 /// \param theFeature a feature, where the attribute is searched
 122 /// \param theSketch a current sketch
 123 /// \param theSelectedAttribute an output list of attributes
 124 /// \param theSelectedResults an output list of edge results
 125 void getAttributesOrResults(const Handle(SelectMgr_EntityOwner)& theOwner,
 126                             const FeaturePtr& theFeature, const FeaturePtr& theSketch,
 127                             const ResultPtr& theResult,
 128                             std::set<AttributePtr>& aSelectedAttributes,
 129                             std::set<ResultPtr>& aSelectedResults)
 130 {
 131   Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 132   if (aBRepOwner.IsNull())
 133     return;
 134   Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
 135                                                                     aBRepOwner->Selectable());
 136   if (aBRepOwner->HasShape()) {
 137     const TopoDS_Shape& aShape = aBRepOwner->Shape();
 138     TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 139     if (aShapeType == TopAbs_VERTEX) {
 140       AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
 141                                                                     aShape, theSketch);
 142       if (aPntAttr.get() != NULL)
 143         aSelectedAttributes.insert(aPntAttr);
 144     }
 145     else if (aShapeType == TopAbs_EDGE &&
 146              aSelectedResults.find(theResult) == aSelectedResults.end()) {
 147       aSelectedResults.insert(theResult);
 148     }
 149   }
 150 }
 151
 152 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
 153   : QObject(theModule), myModule(theModule), myIsDragging(false), myDragDone(false),
 154     myIsMouseOverWindow(false),
 155     myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
 156     myIsPopupMenuActive(false), myIsConstraintsShown(true)
 157 {
 158   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 159   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
 160
 161   myPreviousDrawModeEnabled = true;//aViewer->isSelectionEnabled();
 162
 163   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
 164           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
 165
 166   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 167           this, SLOT(onMouseReleased(ModuleBase_IViewWindow*, QMouseEvent*)));
 168
 169   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
 170           this, SLOT(onMouseMoved(ModuleBase_IViewWindow*, QMouseEvent*)));
 171
 172   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)),
 173           this, SLOT(onMouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
 174
 175   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 176   XGUI_Workshop* aWorkshop = aConnector->workshop();
 177   connect(aWorkshop, SIGNAL(applicationStarted()), this, SLOT(onApplicationStarted()));
 178 }
 179
 180 PartSet_SketcherMgr::~PartSet_SketcherMgr()
 181 {
 182   if (!myPlaneFilter.IsNull())
 183     myPlaneFilter.Nullify();
 184 }
 185
 186 void PartSet_SketcherMgr::onEnterViewPort()
 187 {
 188   // 1. if the mouse over window, update the next flag. Do not perform update visibility of
 189   // created feature because it should be done in onMouseMove(). Some widgets watch
 190   // the mouse move and use the cursor position to update own values. If the presentaion is
 191   // redisplayed before this update, the feature presentation jumps from reset value to current.
 192   myIsMouseOverWindow = true;
 193
 194   #ifdef DEBUG_DO_NOT_BY_ENTER
 195   return;
 196   #endif
 197
 198   if (!isNestedCreateOperation(getCurrentOperation()))
 199     return;
 200
 201   QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));//QIcon(":pictures/button_plus.png").pixmap(20,20)));
 202
 203   operationMgr()->onValidateOperation();
 204
 205   // we need change displayed state of the current operation feature
 206   // if the feature is presentable, e.g. distance construction. It has no results, so workshop does
 207   // not accept a signal about the result created. Nothing is shown until mouse is moved out/in view
 208   // port. If the isDisplayed flag is true, the presentable feature is displayed as soon as the
 209   // presentation becomes valid and redisplay happens
 210   //ModuleBase_Operation* aOperation = getCurrentOperation();
 211   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 212                                                                            (getCurrentOperation());
 213   if (aFOperation) {
 214     FeaturePtr aFeature = aFOperation->feature();
 215     if (aFeature.get() && aFeature->data()->isValid()) {
 216       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature), false);
 217     }
 218   }
 219 }
 220
 221 void PartSet_SketcherMgr::onLeaveViewPort()
 222 {
 223   myIsMouseOverViewProcessed = false;
 224   myIsMouseOverWindow = false;
 225   // it is important to validate operation here only if sketch entity create operation is active
 226   // because at this operation we reacts to the mouse leave/enter view port
 227   //operationMgr()->onValidateOperation();
 228
 229   #ifdef DEBUG_DO_NOT_BY_ENTER
 230   return;
 231   #endif
 232
 233   if (!isNestedCreateOperation(getCurrentOperation()))
 234     return;
 235
 236   QApplication::restoreOverrideCursor();
 237
 238   // the method should be performed if the popup menu is called,
 239   // the reset of the current widget should not happen
 240   if (myIsPopupMenuActive)
 241     return;
 242
 243   operationMgr()->onValidateOperation();
 244
 245   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
 246   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 247   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 248   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 249   // disable the viewer update in order to avoid visualization of redisplayed feature in viewer
 250   // obtained after reset value
 251   bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 252   ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 253   if (anActiveWidget)
 254     anActiveWidget->reset();
 255   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 256
 257   // hides the presentation of the current operation feature
 258   // the feature is to be erased here, but it is correct to call canDisplayObject because
 259   // there can be additional check (e.g. editor widget in distance constraint)
 260   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 261                                                                            (getCurrentOperation());
 262   if (aFOperation) {
 263     FeaturePtr aFeature = aFOperation->feature();
 264     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 265   }
 266 }
 267
 268 void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
 269 {
 270   if (isNestedCreateOperation(getCurrentOperation()))
 271     return;
 272   // it is necessary to save current selection in order to restore it after the values are modifed
 273   storeSelection();
 274
 275   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 276   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 277   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 278   myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
 279 }
 280
 281 void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
 282 {
 283   if (isNestedCreateOperation(getCurrentOperation()))
 284     return;
 285   // it is necessary to restore current selection in order to restore it after the values are modified
 286   restoreSelection();
 287   myCurrentSelection.clear();
 288
 289   // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 290   // viewer happens by deselect/select the modified objects. The flag should be restored after
 291   // the selection processing. The update viewer should be also called.
 292   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 293   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 294   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 295   aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
 296   aDisplayer->updateViewer();
 297 }
 298
 299 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 300 {
 301   get2dPoint(theWnd, theEvent, myClickedPoint);
 302
 303   if (!(theEvent->buttons() & Qt::LeftButton))
 304     return;
 305
 306   // Clear dragging mode
 307   myIsDragging = false;
 308
 309   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 310   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 311   if (!aViewer->canDragByMouse())
 312     return;
 313
 314   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 315                                                                (getCurrentOperation());
 316   if (!aFOperation)
 317     return;
 318
 319   if (aFOperation->isEditOperation()) {
 320     // If the current widget is a selector, do nothing, it processes the mouse press
 321     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 322     if(anActiveWidget && anActiveWidget->isViewerSelector()) {
 323       return;
 324     }
 325   }
 326
 327   // Use only for sketch operations
 328   if (myCurrentSketch) {
 329     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
 330       return;
 331
 332     bool isSketcher = isSketchOperation(aFOperation);
 333     bool isSketchOpe = isNestedSketchOperation(aFOperation);
 334
 335     // Avoid non-sketch operations
 336     if ((!isSketchOpe) && (!isSketcher))
 337       return;
 338
 339     bool isEditing = aFOperation->isEditOperation();
 340
 341     // Ignore creation sketch operation
 342     if ((!isSketcher) && (!isEditing))
 343       return;
 344
 345     Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 346     if (!aContext.IsNull()) {
 347       // MoveTo in order to highlight current object
 348       aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 349     }
 350     // Remember highlighted objects for editing
 351     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 352
 353     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 354     storeSelection(!aHasShift);
 355
 356     if (myCurrentSelection.empty()) {
 357       if (isSketchOpe && (!isSketcher))
 358         // commit previous operation
 359         if (!aFOperation->commit())
 360           aFOperation->abort();
 361       return;
 362     }
 363     // Init flyout point for radius rotation
 364     FeaturePtr aFeature = myCurrentSelection.begin().key();
 365
 366     if (isSketcher) {
 367       myIsDragging = true;
 368       get2dPoint(theWnd, theEvent, myCurrentPoint);
 369       myDragDone = false;
 370       // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
 371       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 372       launchEditing();
 373       if (aFeature.get() != NULL) {
 374         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 375                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 376       if (aSPFeature.get() && aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID()) {
 377           DataPtr aData = aSPFeature->data();
 378           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 379           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 380             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 381           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 382         }
 383       }
 384     } else if (isSketchOpe && isEditing) {
 385       // If selected another object commit current result
 386       aFOperation->commit();
 387
 388       myIsDragging = true;
 389       get2dPoint(theWnd, theEvent, myCurrentPoint);
 390       myDragDone = false;
 391       // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
 392       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 393
 394       // This is necessary in order to finalize previous operation
 395       QApplication::processEvents();
 396       launchEditing();
 397     }
 398   }
 399 }
 400
 401 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 402 {
 403   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 404   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 405   if (!aViewer->canDragByMouse())
 406     return;
 407   ModuleBase_Operation* aOp = getCurrentOperation();
 408   if (aOp) {
 409     if (isNestedSketchOperation(aOp)) {
 410       get2dPoint(theWnd, theEvent, myClickedPoint);
 411
 412       // Only for sketcher operations
 413       if (myIsDragging) {
 414         if (myDragDone) {
 415           //aOp->commit();
 416           myCurrentSelection.clear();
 417           /*Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 418           if (!aContext.IsNull()) {
 419           // Reselect edited object
 420           aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 421           if (theEvent->modifiers() & Qt::ShiftModifier)
 422             aContext->ShiftSelect();
 423           else
 424             aContext->Select();
 425           */
 426         }
 427       }
 428     }
 429   }
 430       // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
 431   aWorkshop->viewer()->enableDrawMode(myPreviousDrawModeEnabled);
 432   //aWorkshop->viewer()->enableSelection(myPreviousDrawModeEnabled);
 433   myIsDragging = false;
 434 }
 435
 436 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 437 {
 438   if (isNestedCreateOperation(getCurrentOperation()) && !myIsMouseOverViewProcessed) {
 439     myIsMouseOverViewProcessed = true;
 440     // 1. perform the widget mouse move functionality and display the presentation
 441     // the mouse move should be processed in the widget, if it can in order to visualize correct
 442     // presentation. These widgets correct the feature attribute according to the mouse position
 443     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 444     PartSet_WidgetPoint2D* aPoint2DWdg = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWidget);
 445     if (aPoint2DWdg) {
 446       aPoint2DWdg->onMouseMove(theWnd, theEvent);
 447     }
 448     PartSet_WidgetPoint2dDistance* aDistanceWdg = dynamic_cast<PartSet_WidgetPoint2dDistance*>
 449                                                                 (anActiveWidget);
 450     if (aDistanceWdg) {
 451       aDistanceWdg->onMouseMove(theWnd, theEvent);
 452     }
 453     // the feature is to be erased here, but it is correct to call canDisplayObject because
 454     // there can be additional check (e.g. editor widget in distance constraint)
 455     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 456                                                                              (getCurrentOperation());
 457     if (aFOperation) {
 458       FeaturePtr aFeature = aFOperation->feature();
 459       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 460     }
 461   }
 462
 463   myClickedPoint.clear();
 464
 465   if (myIsDragging) {
 466     // 1. the current selection is saved in the mouse press method in order to restore it after moving
 467     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
 468     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
 469     // deselected). This flag should be restored in the slot, processed the mouse release signal.
 470
 471     // TODO: Has to be commented out when SALOME patch on draw mode become avialable
 472     //ModuleBase_IViewer* aViewer = myModule->workshop()->viewer();
 473     //aViewer->enableSelection(false);
 474
 475     ModuleBase_Operation* aCurrentOperation = getCurrentOperation();
 476     if (!aCurrentOperation)
 477       return;
 478     if (isSketchOperation(aCurrentOperation))
 479       return; // No edit operation activated
 480
 481     Handle(V3d_View) aView = theWnd->v3dView();
 482     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 483     double aX, aY;
 484     PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, aY);
 485     double dX =  aX - myCurrentPoint.myCurX;
 486     double dY =  aY - myCurrentPoint.myCurY;
 487
 488     ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 489     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 490     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 491     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 492     // viewer happens by deselect/select the modified objects. The flag should be restored after
 493     // the selection processing. The update viewer should be also called.
 494     bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 495
 496     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
 497     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 498     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
 499                                           aLast = myCurrentSelection.end();
 500     // 4. the features and attributes modification(move)
 501     bool isModified = false;
 502     for (; anIt != aLast; anIt++) {
 503       FeaturePtr aFeature = anIt.key();
 504
 505       std::set<AttributePtr> anAttributes = anIt.value().first;
 506       // Process selection by attribute: the priority to the attribute
 507       if (!anAttributes.empty()) {
 508         std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
 509                                                anAttLast = anAttributes.end();
 510         for (; anAttIt != anAttLast; anAttIt++) {
 511           AttributePtr anAttr = *anAttIt;
 512           if (anAttr.get() == NULL)
 513             continue;
 514           std::string aAttrId = anAttr->id();
 515           DataPtr aData = aFeature->data();
 516           if (aData->isValid()) {
 517             std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 518               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(aAttrId));
 519             if (aPoint.get() != NULL) {
 520               bool isImmutable = aPoint->setImmutable(true);
 521               aPoint->move(dX, dY);
 522               isModified = true;
 523               ModelAPI_EventCreator::get()->sendUpdated(aFeature, aMoveEvent);
 524               aPoint->setImmutable(isImmutable);
 525             }
 526           }
 527         }
 528       } else {
 529         // Process selection by feature
 530         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 531           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 532         if (aSketchFeature) {
 533           aSketchFeature->move(dX, dY);
 534           isModified = true;
 535           ModelAPI_EventCreator::get()->sendUpdated(aSketchFeature, aMoveEvent);
 536         }
 537       }
 538     }
 539     // the modified state of the current operation should be updated if there are features, which
 540     // were changed here
 541     if (isModified) {
 542       aCurrentOperation->onValuesChanged();
 543     }
 544     Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
 545     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 546
 547     // 5. it is necessary to save current selection in order to restore it after the features moving
 548     restoreSelection();
 549     // 6. restore the update viewer flag and call this update
 550     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 551     aDisplayer->updateViewer();
 552
 553     myDragDone = true;
 554     myCurrentPoint.setValue(aX, aY);
 555   }
 556 }
 557
 558 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 559 {
 560   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 561                                                                (getCurrentOperation());
 562   if (aFOperation && aFOperation->isEditOperation()) {
 563     std::string aId = aFOperation->id().toStdString();
 564     if (isDistanceOperation(aFOperation))
 565     {
 566       // Activate dimension value editing on double click
 567       ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 568       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 569       // Find corresponded widget to activate value editing
 570       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 571         if (aWgt->attributeID() == "ConstraintValue") {
 572           aWgt->focusTo();
 573           return;
 574         }
 575       }
 576     }
 577   }
 578 }
 579
 580 void PartSet_SketcherMgr::onApplicationStarted()
 581 {
 582   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 583   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 584   XGUI_Workshop* aWorkshop = aConnector->workshop();
 585   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 586   if (aPropertyPanel) {
 587     connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
 588             this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
 589   }
 590
 591   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
 592   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
 593   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
 594
 595   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 596   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
 597   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 598 }
 599
 600 void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
 601 {
 602   if (!myClickedPoint.myIsInitialized)
 603     return;
 604
 605   ModuleBase_Operation* aOperation = getCurrentOperation();
 606   // the distance constraint feature should not use the clickedd point
 607   // this is workaround in order to don't throw down the flyout point value,
 608   // set by execute() method of these type of features
 609   if (isDistanceOperation(aOperation))
 610     return;
 611
 612   PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
 613   if (aPnt2dWgt) {
 614     aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
 615   }
 616 }
 617
 618 void PartSet_SketcherMgr::onBeforeContextMenu()
 619 {
 620   myIsPopupMenuActive = true;
 621 }
 622
 623 void PartSet_SketcherMgr::onAfterContextMenu()
 624 {
 625   myIsPopupMenuActive = false;
 626 }
 627
 628 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 629                                      Point& thePoint)
 630 {
 631   Handle(V3d_View) aView = theWnd->v3dView();
 632   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 633   double aX, anY;
 634   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
 635   thePoint.setValue(aX, anY);
 636 }
 637
 638 void PartSet_SketcherMgr::launchEditing()
 639 {
 640   if (!myCurrentSelection.empty()) {
 641     FeaturePtr aFeature = myCurrentSelection.begin().key();
 642     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 643               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 644     if (aSPFeature) {
 645       myModule->editFeature(aSPFeature);
 646     }
 647   }
 648 }
 649
 650 bool PartSet_SketcherMgr::sketchSolverError()
 651 {
 652   bool anError = false;
 653   CompositeFeaturePtr aSketch = activeSketch();
 654   if (aSketch.get()) {
 655     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 656     anError = !aAttributeString->value().empty();
 657   }
 658   return anError;
 659 }
 660
 661 QString PartSet_SketcherMgr::getFeatureError(const FeaturePtr& theFeature)
 662 {
 663   QString anError = "";
 664   if (!theFeature.get() || !theFeature->data()->isValid())
 665     return anError;
 666
 667   CompositeFeaturePtr aSketch = activeSketch();
 668   if (aSketch.get() && aSketch == theFeature) {
 669     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 670     anError = aAttributeString->value().c_str();
 671   }
 672   else {
 673     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 674     if (anActiveWidget) {
 675       ModuleBase_ModelWidget::ValueState aState = anActiveWidget->getValueState();
 676       if (aState != ModuleBase_ModelWidget::Stored) {
 677         AttributePtr anAttr = anActiveWidget->feature()->attribute(anActiveWidget->attributeID());
 678         if (anAttr.get()) {
 679           QString anAttributeName = anAttr->id().c_str();
 680           switch (aState) {
 681             case ModuleBase_ModelWidget::ModifiedInPP:
 682               anError = "Attribute \"" + anAttributeName +
 683                         "\" modification is not applyed. Please click \"Enter\" or \"Tab\".";
 684               break;
 685             case ModuleBase_ModelWidget::ModifiedInViewer:
 686               anError = "Attribute \"" + anAttributeName +
 687                         "\" is locked by modification value in the viewer.";
 688               break;
 689             case ModuleBase_ModelWidget::Reset:
 690               anError = "Attribute \"" + anAttributeName + "\" is not initialized.";
 691               break;
 692           }
 693         }
 694       }
 695     }
 696   }
 697   return anError;
 698 }
 699
 700 const QStringList& PartSet_SketcherMgr::sketchOperationIdList()
 701 {
 702   static QStringList aIds;
 703   if (aIds.size() == 0) {
 704     aIds << SketchPlugin_Line::ID().c_str();
 705     aIds << SketchPlugin_Point::ID().c_str();
 706     aIds << SketchPlugin_Arc::ID().c_str();
 707     aIds << SketchPlugin_Circle::ID().c_str();
 708     aIds << SketchPlugin_ConstraintFillet::ID().c_str();
 709     aIds.append(constraintsIdList());
 710   }
 711   return aIds;
 712 }
 713
 714 const QStringList& PartSet_SketcherMgr::constraintsIdList()
 715 {
 716   static QStringList aIds;
 717   if (aIds.size() == 0) {
 718     aIds << SketchPlugin_ConstraintLength::ID().c_str();
 719     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
 720     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
 721     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
 722     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 723     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
 724     aIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 725     aIds << SketchPlugin_ConstraintVertical::ID().c_str();
 726     aIds << SketchPlugin_ConstraintEqual::ID().c_str();
 727     aIds << SketchPlugin_ConstraintTangent::ID().c_str();
 728     aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 729     aIds << SketchPlugin_ConstraintMirror::ID().c_str();
 730     aIds << SketchPlugin_ConstraintAngle::ID().c_str();
 731     aIds << SketchPlugin_MultiRotation::ID().c_str();
 732     aIds << SketchPlugin_MultiTranslation::ID().c_str();
 733   }
 734   return aIds;
 735 }
 736
 737 void PartSet_SketcherMgr::sketchSelectionModes(QIntList& theModes)
 738 {
 739   theModes.clear();
 740
 741   theModes.append(SketcherPrs_Tools::Sel_Dimension_Text);
 742   theModes.append(SketcherPrs_Tools::Sel_Dimension_Line);
 743   theModes.append(SketcherPrs_Tools::Sel_Constraint);
 744   theModes.append(TopAbs_VERTEX);
 745   theModes.append(TopAbs_EDGE);
 746 }
 747
 748 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 749 {
 750   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
 751 }
 752
 753 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation)
 754 {
 755   return theOperation &&
 756          PartSet_SketcherMgr::sketchOperationIdList().contains(theOperation->id());
 757 }
 758
 759 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation)
 760 {
 761   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 762                                                                (theOperation);
 763   return aFOperation && !aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 764 }
 765
 766 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
 767 {
 768   return (theId == SketchPlugin_Line::ID()) ||
 769          (theId == SketchPlugin_Point::ID()) ||
 770          (theId == SketchPlugin_Arc::ID()) ||
 771          (theId == SketchPlugin_Circle::ID());
 772 }
 773
 774 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 775 {
 776   std::string aId = theOperation ? theOperation->id().toStdString() : "";
 777
 778   return (aId == SketchPlugin_ConstraintLength::ID()) ||
 779          (aId == SketchPlugin_ConstraintDistance::ID()) ||
 780          (aId == SketchPlugin_ConstraintRadius::ID()) ||
 781          (aId == SketchPlugin_ConstraintAngle::ID());
 782 }
 783
 784 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 785 {
 786   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 787                                                                (getCurrentOperation());
 788   if (!aFOperation)
 789     return;
 790
 791   myModule->onViewTransformed();
 792
 793   // Display all sketcher sub-Objects
 794   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
 795   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 796
 797   // Hide sketcher result
 798   std::list<ResultPtr> aResults = myCurrentSketch->results();
 799   std::list<ResultPtr>::const_iterator aIt;
 800   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 801     (*aIt)->setDisplayed(false);
 802   }
 803   myCurrentSketch->setDisplayed(false);
 804
 805   // Display sketcher objects
 806   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 807     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 808     std::list<ResultPtr> aResults = aFeature->results();
 809     std::list<ResultPtr>::const_iterator aIt;
 810     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 811       (*aIt)->setDisplayed(true);
 812     }
 813     aFeature->setDisplayed(true);
 814   }
 815
 816   if (myPlaneFilter.IsNull())
 817     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
 818
 819   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
 820
 821   bool aHasPlane = false;
 822   std::shared_ptr<GeomAPI_Pln> aPln;
 823   if (aFOperation->isEditOperation()) {
 824     // If it is editing of sketch then it means that plane is already defined
 825     aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
 826     if (aPln.get())
 827       aHasPlane = true;
 828   }
 829   myPlaneFilter->setPlane(aPln);
 830
 831   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 832   // all sketch objects should be activated in the sketch selection modes by edit operation start
 833   // in case of creation operation, there is an active widget, which activates own selection mode
 834   if (aFOperation->isEditOperation() && aHasPlane)
 835     aConnector->activateModuleSelectionModes();
 836 }
 837
 838 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
 839 {
 840   myIsMouseOverWindow = false;
 841   myIsConstraintsShown = true;
 842
 843   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 844
 845   DataPtr aData = myCurrentSketch->data();
 846   if (!aData->isValid()) {
 847     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 848     // The sketch was aborted
 849     myCurrentSketch = CompositeFeaturePtr();
 850     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 851
 852     // Erase all sketcher objects
 853     QStringList aSketchIds = sketchOperationIdList();
 854     QObjectPtrList aObjects = aDisplayer->displayedObjects();
 855     foreach (ObjectPtr aObj, aObjects) {
 856       DataPtr aObjData = aObj->data();
 857       if (!aObjData->isValid())
 858         aObj->setDisplayed(false);
 859     }
 860   }
 861   else {
 862     // Hide all sketcher sub-Objects
 863     for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 864       FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 865       std::list<ResultPtr> aResults = aFeature->results();
 866       std::list<ResultPtr>::const_iterator aIt;
 867       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 868         (*aIt)->setDisplayed(false);
 869       }
 870       aFeature->setDisplayed(false);
 871     }
 872     // Display sketcher result
 873     std::list<ResultPtr> aResults = myCurrentSketch->results();
 874     std::list<ResultPtr>::const_iterator aIt;
 875     Events_Loop* aLoop = Events_Loop::loop();
 876     static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 877
 878     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 879                                                                            (theOperation);
 880     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 881       if (!aFOperation->isDisplayedOnStart(*aIt)) {
 882         (*aIt)->setDisplayed(true);
 883         // this display event is needed because sketch already may have "displayed" state,
 884         // but not displayed while it is still active (issue 613, abort of existing sketch)
 885         ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
 886       }
 887     }
 888     if (!aFOperation->isDisplayedOnStart(myCurrentSketch))
 889       myCurrentSketch->setDisplayed(true);
 890
 891     myCurrentSketch = CompositeFeaturePtr();
 892     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 893
 894     Events_Loop::loop()->flush(aDispEvent);
 895   }
 896   // restore the module selection modes, which were changed on startSketch
 897   aConnector->activateModuleSelectionModes();
 898 }
 899
 900 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
 901 {
 902   if (isNestedCreateOperation(theOperation) && myIsMouseOverWindow)
 903     QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));//QIcon(":pictures/button_plus.png").pixmap(20,20)));
 904 }
 905
 906 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOp)
 907 {
 908   myIsMouseOverViewProcessed = true;
 909   operationMgr()->onValidateOperation();
 910   if (isNestedCreateOperation(theOp))
 911     QApplication::restoreOverrideCursor();
 912 }
 913
 914 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
 915 {
 916   if (isNestedCreateOperation(theOperation)) {
 917     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 918                                                                              (theOperation);
 919     if (aFOperation) {
 920       FeaturePtr aFeature = aFOperation->feature();
 921       // it is necessary to check the the feature data validity because
 922       // some kind of features are removed by an operation commit(the macro state of a feature)
 923       if (aFeature.get() && aFeature->data()->isValid()) {
 924         visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
 925       }
 926     }
 927   }
 928 }
 929
 930 bool PartSet_SketcherMgr::canUndo() const
 931 {
 932   return isNestedCreateOperation(getCurrentOperation());
 933 }
 934
 935 bool PartSet_SketcherMgr::canRedo() const
 936 {
 937   return isNestedCreateOperation(getCurrentOperation());
 938 }
 939
 940 bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
 941 {
 942   bool aCanErase = true;
 943   // when the sketch operation is active, results of sketch sub-feature can not be hidden
 944   if (myCurrentSketch.get()) {
 945     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 946     if (aResult.get()) {
 947       // Display sketcher objects
 948       for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
 949
 950         FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 951         std::list<ResultPtr> aResults = aFeature->results();
 952         std::list<ResultPtr>::const_iterator anIt;
 953         for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
 954           aCanErase = *anIt != aResult;
 955         }
 956       }
 957     }
 958   }
 959   return aCanErase;
 960 }
 961
 962 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
 963 {
 964   bool aCanDisplay = true;
 965
 966   bool aHasActiveSketch = activeSketch().get() != NULL;
 967   if (aHasActiveSketch) {
 968     // 1. the sketch feature should not be displayed during the sketch active operation
 969     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch
 970     // nested features can be visualized
 971     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 972     if (aFeature.get() != NULL && aFeature == activeSketch()) {
 973       aCanDisplay = false;
 974     }
 975   }
 976   else { // there are no an active sketch
 977     // 2. sketch sub-features should not be visualized if the sketch operation is not active
 978     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 979     if (aFeature.get() != NULL) {
 980       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 981                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 982       if (aSketchFeature.get()) {
 983         aCanDisplay = false;
 984       }
 985     }
 986   }
 987
 988   // 3. the method should not filter the objects, which are not related to the current operation.
 989   // The object is filtered just if it is a current operation feature or this feature result
 990   bool isObjectFound = false;
 991   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 992                                                                (getCurrentOperation());
 993   if (aFOperation) {
 994     FeaturePtr aFeature = aFOperation->feature();
 995     if (aFeature.get()) {
 996       std::list<ResultPtr> aResults = aFeature->results();
 997       if (theObject == aFeature)
 998         isObjectFound = true;
 999       else {
1000         std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
1001         for (; anIt != aLast && !isObjectFound; anIt++) {
1002           isObjectFound = *anIt == theObject;
1003         }
1004       }
1005     }
1006   }
1007   if (!isObjectFound)
1008     return aCanDisplay;
1009
1010   // 4. For created nested feature operation do not display the created feature if
1011   // the mouse curstor leaves the OCC window.
1012   // The correction cases, which ignores this condition:
1013   // a. the property panel values modification
1014   // b. the popup menu activated
1015   // c. widget editor control
1016   #ifndef DEBUG_DO_NOT_BY_ENTER
1017   if (aCanDisplay && isNestedCreateOperation(getCurrentOperation())) {
1018     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1019     ModuleBase_WidgetEditor* anEditorWdg = anActiveWidget ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWidget) : 0;
1020     // the active widget editor should not influence here. The presentation should be visible always
1021     // when this widget is active.
1022     if (!anEditorWdg && !myIsPopupMenuActive) {
1023       // during a nested create operation, the feature is redisplayed only if the mouse over view
1024       // of there was a value modified in the property panel after the mouse left the view
1025       aCanDisplay = canDisplayCurrentCreatedFeature();
1026     }
1027   }
1028   #endif
1029   return aCanDisplay;
1030 }
1031
1032 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
1033 {
1034   bool aCanDisplay = myIsMouseOverWindow;
1035   if (!aCanDisplay) {
1036     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1037     if (anActiveWidget)
1038       aCanDisplay = anActiveWidget->getValueState() == ModuleBase_ModelWidget::Stored;
1039   }
1040   return aCanDisplay;
1041 }
1042
1043 bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
1044 {
1045   bool isFoundObject = false;
1046
1047   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
1048   if (anObjectFeature.get()) {
1049     int aSize = myCurrentSketch->numberOfSubs();
1050     for (int i = 0; i < myCurrentSketch->numberOfSubs() && !isFoundObject; i++) {
1051       FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
1052       isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
1053     }
1054   }
1055   return isFoundObject;
1056 }
1057
1058 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
1059 {
1060   if (myPlaneFilter.IsNull())
1061    myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
1062
1063   myPlaneFilter->setPlane(thePln);
1064 }
1065
1066 void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
1067                                               const FeaturePtr& theSketch,
1068                                               ModuleBase_IWorkshop* theWorkshop,
1069                                               FeatureToSelectionMap& theSelection)
1070 {
1071   if (theFeature.get() == NULL)
1072     return;
1073
1074   std::set<AttributePtr> aSelectedAttributes;
1075   std::set<ResultPtr> aSelectedResults;
1076
1077   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1078   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
1079   if (!aContext.IsNull()) {
1080     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1081     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1082
1083     std::list<ResultPtr> aResults = theFeature->results();
1084     std::list<ResultPtr>::const_iterator aIt;
1085     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1086     {
1087       ResultPtr aResult = *aIt;
1088       AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1089       if (aAISObj.get() == NULL)
1090         continue;
1091       Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1092       for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
1093       {
1094         Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
1095         if (anOwner->Selectable() != anAISIO)
1096           continue;
1097         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1098                                aSelectedAttributes, aSelectedResults);
1099       }
1100       for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
1101         Handle(SelectMgr_EntityOwner) anOwner = aContext->DetectedOwner();
1102         if (anOwner.IsNull())
1103           continue;
1104         if (anOwner->Selectable() != anAISIO)
1105           continue;
1106         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1107                                aSelectedAttributes, aSelectedResults);
1108       }
1109     }
1110   }
1111   theSelection[theFeature] = std::make_pair(aSelectedAttributes, aSelectedResults);
1112 }
1113
1114 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
1115                                              const FeaturePtr& theSketch,
1116                                              ModuleBase_IWorkshop* theWorkshop,
1117                                              const FeatureToSelectionMap& theSelection,
1118                                              SelectMgr_IndexedMapOfOwner& theOwnersToSelect)
1119 {
1120   if (theFeature.get() == NULL)
1121     return;
1122
1123   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
1124   std::set<AttributePtr> aSelectedAttributes = anIt.value().first;
1125   std::set<ResultPtr> aSelectedResults = anIt.value().second;
1126
1127   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1128
1129   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1130   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1131
1132   // 1. found the feature's owners. Check the AIS objects of the constructions
1133   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
1134   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
1135     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1136
1137     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1138     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1139     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
1140       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
1141       if (!anOwner.IsNull())
1142         theOwnersToSelect.Add(anOwner);
1143     }
1144   }
1145
1146   // 2. found the feature results's owners
1147   std::list<ResultPtr> aResults = theFeature->results();
1148   std::list<ResultPtr>::const_iterator aIt;
1149   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1150   {
1151     ResultPtr aResult = *aIt;
1152     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1153     if (aAISObj.get() == NULL)
1154       continue;
1155     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1156
1157     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1158     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1159     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1160       Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1161       if ( anOwner.IsNull() || !anOwner->HasShape() )
1162         continue;
1163       const TopoDS_Shape& aShape = anOwner->Shape();
1164       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
1165       if (aShapeType == TopAbs_VERTEX) {
1166         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
1167         if (aPntAttr.get() != NULL &&
1168             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end()) {
1169           theOwnersToSelect.Add(anOwner);
1170         }
1171       }
1172       else if (aShapeType == TopAbs_EDGE) {
1173         bool aFound = aSelectedResults.find(aResult) != aSelectedResults.end();
1174         if (aSelectedResults.find(aResult) != aSelectedResults.end() &&
1175             theOwnersToSelect.FindIndex(anOwner) <= 0)
1176           theOwnersToSelect.Add(anOwner);
1177       }
1178     }
1179   }
1180 }
1181
1182 void PartSet_SketcherMgr::connectToPropertyPanel(ModuleBase_ModelWidget* theWidget, const bool isToConnect)
1183 {
1184   if (isToConnect) {
1185     connect(theWidget, SIGNAL(beforeValuesChanged()),
1186             this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1187     connect(theWidget, SIGNAL(afterValuesChanged()),
1188             this, SLOT(onAfterValuesChangedInPropertyPanel()));
1189   }
1190   else {
1191     disconnect(theWidget, SIGNAL(beforeValuesChanged()),
1192                 this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1193     disconnect(theWidget, SIGNAL(afterValuesChanged()),
1194                 this, SLOT(onAfterValuesChangedInPropertyPanel()));
1195   }
1196 }
1197
1198 void PartSet_SketcherMgr::widgetStateChanged(int thePreviousState)
1199 {
1200   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1201                                                                            (getCurrentOperation());
1202   if (aFOperation) {
1203     if (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1204         PartSet_SketcherMgr::isNestedSketchOperation(aFOperation) &&
1205         thePreviousState == ModuleBase_ModelWidget::ModifiedInPP) {
1206       FeaturePtr aFeature = aFOperation->feature();
1207       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
1208     }
1209   }
1210 }
1211
1212 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
1213 {
1214   return myModule->workshop()->currentOperation();
1215 }
1216
1217 //**************************************************************
1218 ModuleBase_ModelWidget* PartSet_SketcherMgr::getActiveWidget() const
1219 {
1220   ModuleBase_ModelWidget* aWidget = 0;
1221   ModuleBase_Operation* anOperation = getCurrentOperation();
1222   if (anOperation) {
1223     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
1224     if (aPanel)
1225       aWidget = aPanel->activeWidget();
1226   }
1227   return aWidget;
1228 }
1229
1230 void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
1231                                            const bool isEditOperation,
1232                                            const bool isToDisplay,
1233                                            const bool isFlushRedisplay)
1234 {
1235   #ifdef DEBUG_DO_NOT_BY_ENTER
1236   return;
1237   #endif
1238
1239   if (isEditOperation || !theFeature.get())
1240     return;
1241
1242   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1243   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1244
1245   // 1. change visibility of the object itself, here the presentable object is processed,
1246   // e.g. constraints features
1247   //FeaturePtr aFeature = aFOperation->feature();
1248   std::list<ResultPtr> aResults = theFeature->results();
1249   if (isToDisplay)
1250     theFeature->setDisplayed(true);
1251   else
1252     theFeature->setDisplayed(false);
1253
1254   // change visibility of the object results, e.g. non-constraint features
1255   std::list<ResultPtr>::const_iterator aIt;
1256   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1257     if (isToDisplay) {
1258       (*aIt)->setDisplayed(true);
1259     }
1260     else {
1261       (*aIt)->setDisplayed(false);
1262     }
1263   }
1264   if (isFlushRedisplay)
1265     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1266 }
1267
1268 void PartSet_SketcherMgr::storeSelection(const bool theHighlightedOnly)
1269 {
1270   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1271   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1272   QList<ModuleBase_ViewerPrs> aHighlighted = aSelect->getHighlighted();
1273
1274   QList<FeaturePtr> aFeatureList;
1275   if (theHighlightedOnly) {
1276     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1277   }
1278   else {
1279     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1280
1281     QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected(ModuleBase_ISelection::AllControls);
1282     fillFeatureList(aSelected, myCurrentSketch, aFeatureList);
1283   }
1284
1285   // 1. it is necessary to save current selection in order to restore it after the features moving
1286   myCurrentSelection.clear();
1287   QList<FeaturePtr>::const_iterator anIt = aFeatureList.begin(), aLast = aFeatureList.end();
1288   for (; anIt != aLast; anIt++) {
1289     getCurrentSelection(*anIt, myCurrentSketch, aWorkshop, myCurrentSelection);
1290   }
1291   //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1292 }
1293
1294 void PartSet_SketcherMgr::restoreSelection()
1295 {
1296   //qDebug(QString("restoreSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1297   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1298   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1299   FeatureToSelectionMap::const_iterator aSIt = myCurrentSelection.begin(),
1300                                         aSLast = myCurrentSelection.end();
1301   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1302   for (; aSIt != aSLast; aSIt++) {
1303     anOwnersToSelect.Clear();
1304     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, myCurrentSelection,
1305                         anOwnersToSelect);
1306     aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1307   }
1308 }
1309
1310 void PartSet_SketcherMgr::onShowConstraintsToggle(bool theOn)
1311 {
1312   if (myIsConstraintsShown == theOn)
1313     return;
1314   if (myCurrentSketch.get() == NULL)
1315     return;
1316
1317   myIsConstraintsShown = theOn;
1318
1319   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1320   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1321
1322   const QStringList& aConstrIds = constraintsIdList();
1323   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1324     FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1325     if (aConstrIds.contains(QString(aSubFeature->getKind().c_str()))) {
1326       if (myIsConstraintsShown)
1327         aSubFeature->setDisplayed(true);
1328       else
1329         aSubFeature->setDisplayed(false);
1330     }
1331   }
1332   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1333 }
1334
1335 XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
1336 {
1337   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1338   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1339   XGUI_Workshop* aWorkshop = aConnector->workshop();
1340
1341   return aWorkshop->operationMgr();
1342 }