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
  15 #include <XGUI_ModuleConnector.h>
  16 #include <XGUI_Displayer.h>
  17 #include <XGUI_Workshop.h>
  18 #include <XGUI_ContextMenuMgr.h>
  19 #include <XGUI_Selection.h>
  20 #include <XGUI_SelectionMgr.h>
  21 #include <XGUI_ModuleConnector.h>
  22 #include <XGUI_PropertyPanel.h>
  23 #include <XGUI_ViewerProxy.h>
  24 #include <XGUI_OperationMgr.h>
  25
  26 #include <ModuleBase_IPropertyPanel.h>
  27 #include <ModuleBase_ISelection.h>
  28 #include <ModuleBase_IViewer.h>
  29 #include <ModuleBase_IWorkshop.h>
  30 #include <ModuleBase_IViewWindow.h>
  31 #include <ModuleBase_ModelWidget.h>
  32 #include <ModuleBase_Operation.h>
  33 #include <ModuleBase_OperationFeature.h>
  34 #include <ModuleBase_Operation.h>
  35 #include <ModuleBase_WidgetEditor.h>
  36
  37 #include <GeomDataAPI_Point2D.h>
  38
  39 #include <Events_Loop.h>
  40
  41 #include <SketchPlugin_Line.h>
  42 #include <SketchPlugin_Sketch.h>
  43 #include <SketchPlugin_Point.h>
  44 #include <SketchPlugin_Arc.h>
  45 #include <SketchPlugin_Circle.h>
  46 #include <SketchPlugin_ConstraintLength.h>
  47 #include <SketchPlugin_ConstraintDistance.h>
  48 #include <SketchPlugin_ConstraintParallel.h>
  49 #include <SketchPlugin_ConstraintPerpendicular.h>
  50 #include <SketchPlugin_ConstraintRadius.h>
  51 #include <SketchPlugin_ConstraintRigid.h>
  52 #include <SketchPlugin_ConstraintHorizontal.h>
  53 #include <SketchPlugin_ConstraintVertical.h>
  54 #include <SketchPlugin_ConstraintEqual.h>
  55 #include <SketchPlugin_ConstraintTangent.h>
  56 #include <SketchPlugin_ConstraintCoincidence.h>
  57 #include <SketchPlugin_ConstraintFillet.h>
  58 #include <SketchPlugin_ConstraintMirror.h>
  59 #include <SketchPlugin_ConstraintAngle.h>
  60 #include <SketchPlugin_MultiRotation.h>
  61 #include <SketchPlugin_MultiTranslation.h>
  62
  63 #include <SketcherPrs_Tools.h>
  64
  65 #include <SelectMgr_IndexedMapOfOwner.hxx>
  66 #include <StdSelect_BRepOwner.hxx>
  67
  68 //#include <AIS_DimensionSelectionMode.hxx>
  69 #include <AIS_Shape.hxx>
  70
  71 #include <ModelAPI_Events.h>
  72 #include <ModelAPI_Session.h>
  73 #include <ModelAPI_AttributeString.h>
  74
  75 #include <QMouseEvent>
  76 #include <QApplication>
  77
  78 //#define DEBUG_DO_NOT_BY_ENTER
  79
  80 /// Returns list of unique objects by sum of objects from List1 and List2
  81 /*QList<ModuleBase_ViewerPrs> getSumList(const QList<ModuleBase_ViewerPrs>& theList1,
  82                                        const QList<ModuleBase_ViewerPrs>& theList2)
  83 {
  84   QList<ModuleBase_ViewerPrs> aRes;
  85   foreach (ModuleBase_ViewerPrs aPrs, theList1) {
  86     if (!aRes.contains(aPrs))
  87       aRes.append(aPrs);
  88   }
  89   foreach (ModuleBase_ViewerPrs aPrs, theList2) {
  90     if (!aRes.contains(aPrs))
  91       aRes.append(aPrs);
  92   }
  93   return aRes;
  94 }*/
  95
  96 // Fills the list of features the list of selected presentations.
  97 // \param theList a list of selected presentations
  98 // \param theSketch a sketch to project a vertex shape of a presentation to the plane
  99 // and find the corresponded attribute
 100 // \param theFeatureList  an output list of features
 101 void fillFeatureList(const QList<ModuleBase_ViewerPrs>& theList,
 102                      const FeaturePtr theSketch,
 103                      QList<FeaturePtr>& theFeatureList)
 104 {
 105   QList<ModuleBase_ViewerPrs> aRes;
 106
 107   QList<ModuleBase_ViewerPrs>::const_iterator anIt = theList.begin(),
 108                                               aLast = theList.end();
 109   for (; anIt != aLast; anIt++)
 110   {
 111     ModuleBase_ViewerPrs aPrs = *anIt;
 112     FeaturePtr aFeature = ModelAPI_Feature::feature(aPrs.object());
 113     if (aFeature.get()  && !theFeatureList.contains(aFeature))
 114       theFeatureList.append(aFeature);
 115   }
 116 }
 117
 118 /// Fills attribute and result lists by the selected owner. In case if the attribute is found,
 119 /// by the owner shape, it is put to the list. Otherwise if type of owner shape is edge, put the function
 120 /// result as is to the list of results.
 121 /// \param theOwner a viewer selected owner
 122 /// \param theFeature a feature, where the attribute is searched
 123 /// \param theSketch a current sketch
 124 /// \param theSelectedAttribute an output list of attributes
 125 /// \param theSelectedResults an output list of edge results
 126 void getAttributesOrResults(const Handle(SelectMgr_EntityOwner)& theOwner,
 127                             const FeaturePtr& theFeature, const FeaturePtr& theSketch,
 128                             const ResultPtr& theResult,
 129                             std::set<AttributePtr>& aSelectedAttributes,
 130                             std::set<ResultPtr>& aSelectedResults)
 131 {
 132   Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 133   if (aBRepOwner.IsNull())
 134     return;
 135   Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
 136                                                                     aBRepOwner->Selectable());
 137   if (aBRepOwner->HasShape()) {
 138     const TopoDS_Shape& aShape = aBRepOwner->Shape();
 139     TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 140     if (aShapeType == TopAbs_VERTEX) {
 141       AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
 142                                                                     aShape, theSketch);
 143       if (aPntAttr.get() != NULL)
 144         aSelectedAttributes.insert(aPntAttr);
 145     }
 146     else if (aShapeType == TopAbs_EDGE &&
 147              aSelectedResults.find(theResult) == aSelectedResults.end()) {
 148       aSelectedResults.insert(theResult);
 149     }
 150   }
 151 }
 152
 153 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
 154   : QObject(theModule), myModule(theModule), myIsDragging(false), myDragDone(false),
 155     myIsMouseOverWindow(false),
 156     myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
 157     myIsPopupMenuActive(false), myIsConstraintsShown(true)
 158 {
 159   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 160   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
 161
 162   myPreviousDrawModeEnabled = true;//aViewer->isSelectionEnabled();
 163
 164   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
 165           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
 166
 167   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 168           this, SLOT(onMouseReleased(ModuleBase_IViewWindow*, QMouseEvent*)));
 169
 170   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
 171           this, SLOT(onMouseMoved(ModuleBase_IViewWindow*, QMouseEvent*)));
 172
 173   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)),
 174           this, SLOT(onMouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
 175
 176   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 177   XGUI_Workshop* aWorkshop = aConnector->workshop();
 178   connect(aWorkshop, SIGNAL(applicationStarted()), this, SLOT(onApplicationStarted()));
 179 }
 180
 181 PartSet_SketcherMgr::~PartSet_SketcherMgr()
 182 {
 183   if (!myPlaneFilter.IsNull())
 184     myPlaneFilter.Nullify();
 185 }
 186
 187 void PartSet_SketcherMgr::onEnterViewPort()
 188 {
 189   // 1. if the mouse over window, update the next flag. Do not perform update visibility of
 190   // created feature because it should be done in onMouseMove(). Some widgets watch
 191   // the mouse move and use the cursor position to update own values. If the presentaion is
 192   // redisplayed before this update, the feature presentation jumps from reset value to current.
 193   myIsMouseOverWindow = true;
 194
 195   #ifdef DEBUG_DO_NOT_BY_ENTER
 196   return;
 197   #endif
 198
 199   if (!isNestedCreateOperation(getCurrentOperation()))
 200     return;
 201
 202   QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));//QIcon(":pictures/button_plus.png").pixmap(20,20)));
 203
 204   operationMgr()->onValidateOperation();
 205
 206   // we need change displayed state of the current operation feature
 207   // if the feature is presentable, e.g. distance construction. It has no results, so workshop does
 208   // not accept a signal about the result created. Nothing is shown until mouse is moved out/in view
 209   // port. If the isDisplayed flag is true, the presentable feature is displayed as soon as the
 210   // presentation becomes valid and redisplay happens
 211   //ModuleBase_Operation* aOperation = getCurrentOperation();
 212   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 213                                                                            (getCurrentOperation());
 214   if (aFOperation) {
 215     FeaturePtr aFeature = aFOperation->feature();
 216     if (aFeature.get() && aFeature->data()->isValid()) {
 217       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature), false);
 218     }
 219   }
 220 }
 221
 222 void PartSet_SketcherMgr::onLeaveViewPort()
 223 {
 224   myIsMouseOverViewProcessed = false;
 225   myIsMouseOverWindow = false;
 226   // it is important to validate operation here only if sketch entity create operation is active
 227   // because at this operation we reacts to the mouse leave/enter view port
 228   //operationMgr()->onValidateOperation();
 229
 230   #ifdef DEBUG_DO_NOT_BY_ENTER
 231   return;
 232   #endif
 233
 234   if (!isNestedCreateOperation(getCurrentOperation()))
 235     return;
 236
 237   QApplication::restoreOverrideCursor();
 238
 239   // the method should be performed if the popup menu is called,
 240   // the reset of the current widget should not happen
 241   if (myIsPopupMenuActive)
 242     return;
 243
 244   operationMgr()->onValidateOperation();
 245
 246   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
 247   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 248   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 249   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 250   // disable the viewer update in order to avoid visualization of redisplayed feature in viewer
 251   // obtained after reset value
 252   bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 253   ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 254   if (anActiveWidget)
 255     anActiveWidget->reset();
 256   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 257
 258   // hides the presentation of the current operation feature
 259   // the feature is to be erased here, but it is correct to call canDisplayObject because
 260   // there can be additional check (e.g. editor widget in distance constraint)
 261   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 262                                                                            (getCurrentOperation());
 263   if (aFOperation) {
 264     FeaturePtr aFeature = aFOperation->feature();
 265     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 266   }
 267 }
 268
 269 void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
 270 {
 271   if (isNestedCreateOperation(getCurrentOperation()))
 272     return;
 273   // it is necessary to save current selection in order to restore it after the values are modifed
 274   storeSelection();
 275
 276   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 277   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 278   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 279   myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
 280 }
 281
 282 void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
 283 {
 284   if (isNestedCreateOperation(getCurrentOperation()))
 285     return;
 286   // it is necessary to restore current selection in order to restore it after the values are modified
 287   restoreSelection();
 288   myCurrentSelection.clear();
 289
 290   // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 291   // viewer happens by deselect/select the modified objects. The flag should be restored after
 292   // the selection processing. The update viewer should be also called.
 293   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 294   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 295   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 296   aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
 297   aDisplayer->updateViewer();
 298 }
 299
 300 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 301 {
 302   if (myModule->sketchReentranceMgr()->processMousePressed(theWnd, theEvent))
 303     return;
 304
 305   get2dPoint(theWnd, theEvent, myClickedPoint);
 306
 307   if (!(theEvent->buttons() & Qt::LeftButton))
 308     return;
 309
 310   // Clear dragging mode
 311   myIsDragging = false;
 312
 313   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 314   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 315   if (!aViewer->canDragByMouse())
 316     return;
 317
 318   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 319                                                                (getCurrentOperation());
 320   if (!aFOperation)
 321     return;
 322
 323   if (aFOperation->isEditOperation()) {
 324     // If the current widget is a selector, do nothing, it processes the mouse press
 325     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 326     if(anActiveWidget && anActiveWidget->isViewerSelector()) {
 327       return;
 328     }
 329   }
 330
 331   // Use only for sketch operations
 332   if (myCurrentSketch) {
 333     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
 334       return;
 335
 336     bool isSketcher = isSketchOperation(aFOperation);
 337     bool isSketchOpe = isNestedSketchOperation(aFOperation);
 338
 339     // Avoid non-sketch operations
 340     if ((!isSketchOpe) && (!isSketcher))
 341       return;
 342
 343     bool isEditing = aFOperation->isEditOperation();
 344
 345     // Ignore creation sketch operation
 346     if ((!isSketcher) && (!isEditing))
 347       return;
 348
 349     Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 350     if (!aContext.IsNull()) {
 351       // MoveTo in order to highlight current object
 352       aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 353     }
 354     // Remember highlighted objects for editing
 355     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 356
 357     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 358     storeSelection(!aHasShift);
 359
 360     if (myCurrentSelection.empty()) {
 361       if (isSketchOpe && (!isSketcher))
 362         // commit previous operation
 363         if (!aFOperation->commit())
 364           aFOperation->abort();
 365       return;
 366     }
 367     // Init flyout point for radius rotation
 368     FeaturePtr aFeature = myCurrentSelection.begin().key();
 369
 370     if (isSketcher) {
 371       myIsDragging = true;
 372       get2dPoint(theWnd, theEvent, myCurrentPoint);
 373       myDragDone = false;
 374       // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
 375       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 376       launchEditing();
 377       if (aFeature.get() != NULL) {
 378         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 379                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 380       if (aSPFeature.get() && aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID()) {
 381           DataPtr aData = aSPFeature->data();
 382           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 383           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 384             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 385           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 386         }
 387       }
 388     } else if (isSketchOpe && isEditing) {
 389       // If selected another object commit current result
 390       aFOperation->commit();
 391
 392       myIsDragging = true;
 393       get2dPoint(theWnd, theEvent, myCurrentPoint);
 394       myDragDone = false;
 395       // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
 396       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 397
 398       // This is necessary in order to finalize previous operation
 399       QApplication::processEvents();
 400       launchEditing();
 401     }
 402   }
 403 }
 404
 405 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 406 {
 407   if (myModule->sketchReentranceMgr()->processMouseReleased(theWnd, theEvent))
 408     return;
 409
 410   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 411   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 412   if (!aViewer->canDragByMouse())
 413     return;
 414   ModuleBase_Operation* aOp = getCurrentOperation();
 415   if (aOp) {
 416     if (isNestedSketchOperation(aOp)) {
 417       get2dPoint(theWnd, theEvent, myClickedPoint);
 418
 419       // Only for sketcher operations
 420       if (myIsDragging) {
 421         if (myDragDone) {
 422           //aOp->commit();
 423           myCurrentSelection.clear();
 424           /*Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 425           if (!aContext.IsNull()) {
 426           // Reselect edited object
 427           aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 428           if (theEvent->modifiers() & Qt::ShiftModifier)
 429             aContext->ShiftSelect();
 430           else
 431             aContext->Select();
 432           */
 433         }
 434       }
 435     }
 436   }
 437       // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
 438   aWorkshop->viewer()->enableDrawMode(myPreviousDrawModeEnabled);
 439   //aWorkshop->viewer()->enableSelection(myPreviousDrawModeEnabled);
 440   myIsDragging = false;
 441 }
 442
 443 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 444 {
 445   if (myModule->sketchReentranceMgr()->processMouseMoved(theWnd, theEvent))
 446     return;
 447
 448   if (isNestedCreateOperation(getCurrentOperation()) && !myIsMouseOverViewProcessed) {
 449     myIsMouseOverViewProcessed = true;
 450     // 1. perform the widget mouse move functionality and display the presentation
 451     // the mouse move should be processed in the widget, if it can in order to visualize correct
 452     // presentation. These widgets correct the feature attribute according to the mouse position
 453     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 454     PartSet_WidgetPoint2D* aPoint2DWdg = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWidget);
 455     if (aPoint2DWdg) {
 456       aPoint2DWdg->onMouseMove(theWnd, theEvent);
 457     }
 458     PartSet_WidgetPoint2dDistance* aDistanceWdg = dynamic_cast<PartSet_WidgetPoint2dDistance*>
 459                                                                 (anActiveWidget);
 460     if (aDistanceWdg) {
 461       aDistanceWdg->onMouseMove(theWnd, theEvent);
 462     }
 463     // the feature is to be erased here, but it is correct to call canDisplayObject because
 464     // there can be additional check (e.g. editor widget in distance constraint)
 465     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 466                                                                              (getCurrentOperation());
 467     if (aFOperation) {
 468       FeaturePtr aFeature = aFOperation->feature();
 469       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 470     }
 471   }
 472
 473   myClickedPoint.clear();
 474
 475   if (myIsDragging) {
 476     // 1. the current selection is saved in the mouse press method in order to restore it after moving
 477     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
 478     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
 479     // deselected). This flag should be restored in the slot, processed the mouse release signal.
 480
 481     // TODO: Has to be commented out when SALOME patch on draw mode become avialable
 482     //ModuleBase_IViewer* aViewer = myModule->workshop()->viewer();
 483     //aViewer->enableSelection(false);
 484
 485     ModuleBase_Operation* aCurrentOperation = getCurrentOperation();
 486     if (!aCurrentOperation)
 487       return;
 488     if (isSketchOperation(aCurrentOperation))
 489       return; // No edit operation activated
 490
 491     Handle(V3d_View) aView = theWnd->v3dView();
 492     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 493     double aX, aY;
 494     PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, aY);
 495     double dX =  aX - myCurrentPoint.myCurX;
 496     double dY =  aY - myCurrentPoint.myCurY;
 497
 498     ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 499     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 500     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 501     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 502     // viewer happens by deselect/select the modified objects. The flag should be restored after
 503     // the selection processing. The update viewer should be also called.
 504     bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 505
 506     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
 507     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 508     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
 509                                           aLast = myCurrentSelection.end();
 510     // 4. the features and attributes modification(move)
 511     bool isModified = false;
 512     for (; anIt != aLast; anIt++) {
 513       FeaturePtr aFeature = anIt.key();
 514
 515       std::set<AttributePtr> anAttributes = anIt.value().first;
 516       // Process selection by attribute: the priority to the attribute
 517       if (!anAttributes.empty()) {
 518         std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
 519                                                anAttLast = anAttributes.end();
 520         for (; anAttIt != anAttLast; anAttIt++) {
 521           AttributePtr anAttr = *anAttIt;
 522           if (anAttr.get() == NULL)
 523             continue;
 524           std::string aAttrId = anAttr->id();
 525           DataPtr aData = aFeature->data();
 526           if (aData->isValid()) {
 527             std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 528               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(aAttrId));
 529             if (aPoint.get() != NULL) {
 530               bool isImmutable = aPoint->setImmutable(true);
 531               aPoint->move(dX, dY);
 532               isModified = true;
 533               ModelAPI_EventCreator::get()->sendUpdated(aFeature, aMoveEvent);
 534               aPoint->setImmutable(isImmutable);
 535             }
 536           }
 537         }
 538       } else {
 539         // Process selection by feature
 540         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 541           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 542         if (aSketchFeature) {
 543           aSketchFeature->move(dX, dY);
 544           isModified = true;
 545           ModelAPI_EventCreator::get()->sendUpdated(aSketchFeature, aMoveEvent);
 546         }
 547       }
 548     }
 549     // the modified state of the current operation should be updated if there are features, which
 550     // were changed here
 551     if (isModified) {
 552       aCurrentOperation->onValuesChanged();
 553     }
 554     Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
 555     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 556
 557     // 5. it is necessary to save current selection in order to restore it after the features moving
 558     restoreSelection();
 559     // 6. restore the update viewer flag and call this update
 560     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 561     aDisplayer->updateViewer();
 562
 563     myDragDone = true;
 564     myCurrentPoint.setValue(aX, aY);
 565   }
 566 }
 567
 568 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 569 {
 570   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 571                                                                (getCurrentOperation());
 572   if (aFOperation && aFOperation->isEditOperation()) {
 573     std::string aId = aFOperation->id().toStdString();
 574     if (isDistanceOperation(aFOperation))
 575     {
 576       // Activate dimension value editing on double click
 577       ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 578       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 579       // Find corresponded widget to activate value editing
 580       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 581         if (aWgt->attributeID() == "ConstraintValue") {
 582           aWgt->focusTo();
 583           return;
 584         }
 585       }
 586     }
 587   }
 588 }
 589
 590 void PartSet_SketcherMgr::onApplicationStarted()
 591 {
 592   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 593   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 594   XGUI_Workshop* aWorkshop = aConnector->workshop();
 595   PartSet_SketcherReetntrantMgr* aReentranceMgr = myModule->sketchReentranceMgr();
 596
 597   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 598   if (aPropertyPanel) {
 599     connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
 600             this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
 601
 602     connect(aPropertyPanel, SIGNAL(noMoreWidgets(const std::string&)),
 603             aReentranceMgr, SLOT(onNoMoreWidgets(const std::string&)));
 604     connect(aPropertyPanel, SIGNAL(widgetActivated(ModuleBase_ModelWidget*)),
 605             aReentranceMgr, SLOT(onWidgetActivated()));
 606   }
 607
 608   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
 609   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
 610   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
 611
 612   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 613   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
 614   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 615 }
 616
 617 void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
 618 {
 619   if (!myClickedPoint.myIsInitialized)
 620     return;
 621
 622   ModuleBase_Operation* aOperation = getCurrentOperation();
 623   // the distance constraint feature should not use the clickedd point
 624   // this is workaround in order to don't throw down the flyout point value,
 625   // set by execute() method of these type of features
 626   if (isDistanceOperation(aOperation))
 627     return;
 628
 629   PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
 630   if (aPnt2dWgt) {
 631     aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
 632   }
 633 }
 634
 635 void PartSet_SketcherMgr::onBeforeContextMenu()
 636 {
 637   myIsPopupMenuActive = true;
 638 }
 639
 640 void PartSet_SketcherMgr::onAfterContextMenu()
 641 {
 642   myIsPopupMenuActive = false;
 643 }
 644
 645 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 646                                      Point& thePoint)
 647 {
 648   Handle(V3d_View) aView = theWnd->v3dView();
 649   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 650   double aX, anY;
 651   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
 652   thePoint.setValue(aX, anY);
 653 }
 654
 655 void PartSet_SketcherMgr::launchEditing()
 656 {
 657   if (!myCurrentSelection.empty()) {
 658     FeaturePtr aFeature = myCurrentSelection.begin().key();
 659     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 660               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 661     if (aSPFeature) {
 662       myModule->editFeature(aSPFeature);
 663     }
 664   }
 665 }
 666
 667 bool PartSet_SketcherMgr::sketchSolverError()
 668 {
 669   bool anError = false;
 670   CompositeFeaturePtr aSketch = activeSketch();
 671   if (aSketch.get()) {
 672     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 673     anError = !aAttributeString->value().empty();
 674   }
 675   return anError;
 676 }
 677
 678 QString PartSet_SketcherMgr::getFeatureError(const FeaturePtr& theFeature, const bool isCheckGUI)
 679 {
 680   QString anError = "";
 681   if (!theFeature.get() || !theFeature->data()->isValid())
 682     return anError;
 683
 684   CompositeFeaturePtr aSketch = activeSketch();
 685   if (aSketch.get() && aSketch == theFeature) {
 686     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 687     anError = aAttributeString->value().c_str();
 688   }
 689   else {
 690     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 691     if (isCheckGUI && anActiveWidget) {
 692       ModuleBase_ModelWidget::ValueState aState = anActiveWidget->getValueState();
 693       if (aState != ModuleBase_ModelWidget::Stored) {
 694         AttributePtr anAttr = anActiveWidget->feature()->attribute(anActiveWidget->attributeID());
 695         if (anAttr.get()) {
 696           QString anAttributeName = anAttr->id().c_str();
 697           switch (aState) {
 698             case ModuleBase_ModelWidget::ModifiedInPP:
 699               anError = "Attribute \"" + anAttributeName +
 700                         "\" modification is not applyed. Please click \"Enter\" or \"Tab\".";
 701               break;
 702             case ModuleBase_ModelWidget::ModifiedInViewer:
 703               anError = "Attribute \"" + anAttributeName +
 704                         "\" is locked by modification value in the viewer.";
 705               break;
 706             case ModuleBase_ModelWidget::Reset:
 707               anError = "Attribute \"" + anAttributeName + "\" is not initialized.";
 708               break;
 709           }
 710         }
 711       }
 712     }
 713   }
 714   return anError;
 715 }
 716
 717 const QStringList& PartSet_SketcherMgr::sketchOperationIdList()
 718 {
 719   static QStringList aIds;
 720   if (aIds.size() == 0) {
 721     aIds << SketchPlugin_Line::ID().c_str();
 722     aIds << SketchPlugin_Point::ID().c_str();
 723     aIds << SketchPlugin_Arc::ID().c_str();
 724     aIds << SketchPlugin_Circle::ID().c_str();
 725     aIds << SketchPlugin_ConstraintFillet::ID().c_str();
 726     aIds.append(constraintsIdList());
 727   }
 728   return aIds;
 729 }
 730
 731 const QStringList& PartSet_SketcherMgr::constraintsIdList()
 732 {
 733   static QStringList aIds;
 734   if (aIds.size() == 0) {
 735     aIds << SketchPlugin_ConstraintLength::ID().c_str();
 736     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
 737     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
 738     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
 739     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 740     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
 741     aIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 742     aIds << SketchPlugin_ConstraintVertical::ID().c_str();
 743     aIds << SketchPlugin_ConstraintEqual::ID().c_str();
 744     aIds << SketchPlugin_ConstraintTangent::ID().c_str();
 745     aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 746     aIds << SketchPlugin_ConstraintMirror::ID().c_str();
 747     aIds << SketchPlugin_ConstraintAngle::ID().c_str();
 748     aIds << SketchPlugin_MultiRotation::ID().c_str();
 749     aIds << SketchPlugin_MultiTranslation::ID().c_str();
 750   }
 751   return aIds;
 752 }
 753
 754 void PartSet_SketcherMgr::sketchSelectionModes(QIntList& theModes)
 755 {
 756   theModes.clear();
 757
 758   theModes.append(SketcherPrs_Tools::Sel_Dimension_Text);
 759   theModes.append(SketcherPrs_Tools::Sel_Dimension_Line);
 760   theModes.append(SketcherPrs_Tools::Sel_Constraint);
 761   theModes.append(TopAbs_VERTEX);
 762   theModes.append(TopAbs_EDGE);
 763 }
 764
 765 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 766 {
 767   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
 768 }
 769
 770 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation)
 771 {
 772   return theOperation &&
 773          PartSet_SketcherMgr::sketchOperationIdList().contains(theOperation->id());
 774 }
 775
 776 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation)
 777 {
 778   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 779                                                                (theOperation);
 780   return aFOperation && !aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 781 }
 782
 783 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
 784 {
 785   return (theId == SketchPlugin_Line::ID()) ||
 786          (theId == SketchPlugin_Point::ID()) ||
 787          (theId == SketchPlugin_Arc::ID()) ||
 788          (theId == SketchPlugin_Circle::ID());
 789 }
 790
 791 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 792 {
 793   std::string aId = theOperation ? theOperation->id().toStdString() : "";
 794
 795   return (aId == SketchPlugin_ConstraintLength::ID()) ||
 796          (aId == SketchPlugin_ConstraintDistance::ID()) ||
 797          (aId == SketchPlugin_ConstraintRadius::ID()) ||
 798          (aId == SketchPlugin_ConstraintAngle::ID());
 799 }
 800
 801 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 802 {
 803   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 804                                                                (getCurrentOperation());
 805   if (!aFOperation)
 806     return;
 807
 808   myModule->onViewTransformed();
 809
 810   // Display all sketcher sub-Objects
 811   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
 812   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 813
 814   // Hide sketcher result
 815   std::list<ResultPtr> aResults = myCurrentSketch->results();
 816   std::list<ResultPtr>::const_iterator aIt;
 817   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 818     (*aIt)->setDisplayed(false);
 819   }
 820   myCurrentSketch->setDisplayed(false);
 821
 822   // Display sketcher objects
 823   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 824     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 825     std::list<ResultPtr> aResults = aFeature->results();
 826     std::list<ResultPtr>::const_iterator aIt;
 827     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 828       (*aIt)->setDisplayed(true);
 829     }
 830     aFeature->setDisplayed(true);
 831   }
 832
 833   if (myPlaneFilter.IsNull())
 834     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
 835
 836   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
 837
 838   bool aHasPlane = false;
 839   std::shared_ptr<GeomAPI_Pln> aPln;
 840   if (aFOperation->isEditOperation()) {
 841     // If it is editing of sketch then it means that plane is already defined
 842     aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
 843     if (aPln.get())
 844       aHasPlane = true;
 845   }
 846   myPlaneFilter->setPlane(aPln);
 847
 848   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 849   // all sketch objects should be activated in the sketch selection modes by edit operation start
 850   // in case of creation operation, there is an active widget, which activates own selection mode
 851   if (aFOperation->isEditOperation() && aHasPlane)
 852     aConnector->activateModuleSelectionModes();
 853 }
 854
 855 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
 856 {
 857   myIsMouseOverWindow = false;
 858   myIsConstraintsShown = true;
 859
 860   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 861
 862   DataPtr aData = myCurrentSketch->data();
 863   if (!aData->isValid()) {
 864     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 865     // The sketch was aborted
 866     myCurrentSketch = CompositeFeaturePtr();
 867     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 868
 869     // Erase all sketcher objects
 870     QStringList aSketchIds = sketchOperationIdList();
 871     QObjectPtrList aObjects = aDisplayer->displayedObjects();
 872     foreach (ObjectPtr aObj, aObjects) {
 873       DataPtr aObjData = aObj->data();
 874       if (!aObjData->isValid())
 875         aObj->setDisplayed(false);
 876     }
 877   }
 878   else {
 879     // Hide all sketcher sub-Objects
 880     for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 881       FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 882       std::list<ResultPtr> aResults = aFeature->results();
 883       std::list<ResultPtr>::const_iterator aIt;
 884       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 885         (*aIt)->setDisplayed(false);
 886       }
 887       aFeature->setDisplayed(false);
 888     }
 889     // Display sketcher result
 890     std::list<ResultPtr> aResults = myCurrentSketch->results();
 891     std::list<ResultPtr>::const_iterator aIt;
 892     Events_Loop* aLoop = Events_Loop::loop();
 893     static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 894
 895     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 896                                                                            (theOperation);
 897     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 898       if (!aFOperation->isDisplayedOnStart(*aIt)) {
 899         (*aIt)->setDisplayed(true);
 900         // this display event is needed because sketch already may have "displayed" state,
 901         // but not displayed while it is still active (issue 613, abort of existing sketch)
 902         ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
 903       }
 904     }
 905     if (!aFOperation->isDisplayedOnStart(myCurrentSketch))
 906       myCurrentSketch->setDisplayed(true);
 907
 908     myCurrentSketch = CompositeFeaturePtr();
 909     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 910
 911     Events_Loop::loop()->flush(aDispEvent);
 912   }
 913   // restore the module selection modes, which were changed on startSketch
 914   aConnector->activateModuleSelectionModes();
 915 }
 916
 917 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
 918 {
 919   if (isNestedCreateOperation(theOperation) && myIsMouseOverWindow)
 920     QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));//QIcon(":pictures/button_plus.png").pixmap(20,20)));
 921 }
 922
 923 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOp)
 924 {
 925   myIsMouseOverViewProcessed = true;
 926   operationMgr()->onValidateOperation();
 927   if (isNestedCreateOperation(theOp))
 928     QApplication::restoreOverrideCursor();
 929 }
 930
 931 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
 932 {
 933   if (isNestedCreateOperation(theOperation)) {
 934     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 935                                                                              (theOperation);
 936     if (aFOperation) {
 937       FeaturePtr aFeature = aFOperation->feature();
 938       // it is necessary to check the the feature data validity because
 939       // some kind of features are removed by an operation commit(the macro state of a feature)
 940       if (aFeature.get() && aFeature->data()->isValid()) {
 941         visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
 942       }
 943     }
 944   }
 945 }
 946
 947 bool PartSet_SketcherMgr::canUndo() const
 948 {
 949   return isNestedCreateOperation(getCurrentOperation());
 950 }
 951
 952 bool PartSet_SketcherMgr::canRedo() const
 953 {
 954   return isNestedCreateOperation(getCurrentOperation());
 955 }
 956
 957 bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
 958 {
 959   bool aCanErase = true;
 960   // when the sketch operation is active, results of sketch sub-feature can not be hidden
 961   if (myCurrentSketch.get()) {
 962     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 963     if (aResult.get()) {
 964       // Display sketcher objects
 965       for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
 966
 967         FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 968         std::list<ResultPtr> aResults = aFeature->results();
 969         std::list<ResultPtr>::const_iterator anIt;
 970         for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
 971           aCanErase = *anIt != aResult;
 972         }
 973       }
 974     }
 975   }
 976   return aCanErase;
 977 }
 978
 979 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
 980 {
 981   bool aCanDisplay = true;
 982
 983   bool aHasActiveSketch = activeSketch().get() != NULL;
 984   if (aHasActiveSketch) {
 985     // 1. the sketch feature should not be displayed during the sketch active operation
 986     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch
 987     // nested features can be visualized
 988     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 989     if (aFeature.get() != NULL && aFeature == activeSketch()) {
 990       aCanDisplay = false;
 991     }
 992   }
 993   else { // there are no an active sketch
 994     // 2. sketch sub-features should not be visualized if the sketch operation is not active
 995     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 996     if (aFeature.get() != NULL) {
 997       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 998                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 999       if (aSketchFeature.get()) {
1000         aCanDisplay = false;
1001       }
1002     }
1003   }
1004
1005   // 3. the method should not filter the objects, which are not related to the current operation.
1006   // The object is filtered just if it is a current operation feature or this feature result
1007   bool isObjectFound = false;
1008   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1009                                                                (getCurrentOperation());
1010   if (aFOperation) {
1011     FeaturePtr aFeature = aFOperation->feature();
1012     if (aFeature.get()) {
1013       std::list<ResultPtr> aResults = aFeature->results();
1014       if (theObject == aFeature)
1015         isObjectFound = true;
1016       else {
1017         std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
1018         for (; anIt != aLast && !isObjectFound; anIt++) {
1019           isObjectFound = *anIt == theObject;
1020         }
1021       }
1022     }
1023   }
1024   if (!isObjectFound)
1025     return aCanDisplay;
1026
1027   // 4. For created nested feature operation do not display the created feature if
1028   // the mouse curstor leaves the OCC window.
1029   // The correction cases, which ignores this condition:
1030   // a. the property panel values modification
1031   // b. the popup menu activated
1032   // c. widget editor control
1033   #ifndef DEBUG_DO_NOT_BY_ENTER
1034   if (aCanDisplay && isNestedCreateOperation(getCurrentOperation())) {
1035     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1036     ModuleBase_WidgetEditor* anEditorWdg = anActiveWidget ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWidget) : 0;
1037     // the active widget editor should not influence here. The presentation should be visible always
1038     // when this widget is active.
1039     if (!anEditorWdg && !myIsPopupMenuActive) {
1040       // during a nested create operation, the feature is redisplayed only if the mouse over view
1041       // of there was a value modified in the property panel after the mouse left the view
1042       aCanDisplay = canDisplayCurrentCreatedFeature();
1043     }
1044   }
1045   #endif
1046   return aCanDisplay;
1047 }
1048
1049 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
1050 {
1051   bool aCanDisplay = myIsMouseOverWindow;
1052   if (!aCanDisplay) {
1053     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1054     if (anActiveWidget)
1055       aCanDisplay = anActiveWidget->getValueState() == ModuleBase_ModelWidget::Stored;
1056   }
1057   return aCanDisplay;
1058 }
1059
1060 bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
1061 {
1062   bool isFoundObject = false;
1063
1064   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
1065   if (anObjectFeature.get()) {
1066     int aSize = myCurrentSketch->numberOfSubs();
1067     for (int i = 0; i < myCurrentSketch->numberOfSubs() && !isFoundObject; i++) {
1068       FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
1069       isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
1070     }
1071   }
1072   return isFoundObject;
1073 }
1074
1075 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
1076 {
1077   if (myPlaneFilter.IsNull())
1078    myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
1079
1080   myPlaneFilter->setPlane(thePln);
1081 }
1082
1083 void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
1084                                               const FeaturePtr& theSketch,
1085                                               ModuleBase_IWorkshop* theWorkshop,
1086                                               FeatureToSelectionMap& theSelection)
1087 {
1088   if (theFeature.get() == NULL)
1089     return;
1090
1091   std::set<AttributePtr> aSelectedAttributes;
1092   std::set<ResultPtr> aSelectedResults;
1093
1094   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1095   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
1096   if (!aContext.IsNull()) {
1097     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1098     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1099
1100     std::list<ResultPtr> aResults = theFeature->results();
1101     std::list<ResultPtr>::const_iterator aIt;
1102     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1103     {
1104       ResultPtr aResult = *aIt;
1105       AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1106       if (aAISObj.get() == NULL)
1107         continue;
1108       Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1109       for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
1110       {
1111         Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
1112         if (anOwner->Selectable() != anAISIO)
1113           continue;
1114         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1115                                aSelectedAttributes, aSelectedResults);
1116       }
1117       for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
1118         Handle(SelectMgr_EntityOwner) anOwner = aContext->DetectedOwner();
1119         if (anOwner.IsNull())
1120           continue;
1121         if (anOwner->Selectable() != anAISIO)
1122           continue;
1123         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1124                                aSelectedAttributes, aSelectedResults);
1125       }
1126     }
1127   }
1128   theSelection[theFeature] = std::make_pair(aSelectedAttributes, aSelectedResults);
1129 }
1130
1131 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
1132                                              const FeaturePtr& theSketch,
1133                                              ModuleBase_IWorkshop* theWorkshop,
1134                                              const FeatureToSelectionMap& theSelection,
1135                                              SelectMgr_IndexedMapOfOwner& theOwnersToSelect)
1136 {
1137   if (theFeature.get() == NULL)
1138     return;
1139
1140   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
1141   std::set<AttributePtr> aSelectedAttributes = anIt.value().first;
1142   std::set<ResultPtr> aSelectedResults = anIt.value().second;
1143
1144   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1145
1146   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1147   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1148
1149   // 1. found the feature's owners. Check the AIS objects of the constructions
1150   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
1151   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
1152     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1153
1154     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1155     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1156     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
1157       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
1158       if (!anOwner.IsNull())
1159         theOwnersToSelect.Add(anOwner);
1160     }
1161   }
1162
1163   // 2. found the feature results's owners
1164   std::list<ResultPtr> aResults = theFeature->results();
1165   std::list<ResultPtr>::const_iterator aIt;
1166   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1167   {
1168     ResultPtr aResult = *aIt;
1169     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1170     if (aAISObj.get() == NULL)
1171       continue;
1172     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1173
1174     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1175     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1176     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1177       Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1178       if ( anOwner.IsNull() || !anOwner->HasShape() )
1179         continue;
1180       const TopoDS_Shape& aShape = anOwner->Shape();
1181       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
1182       if (aShapeType == TopAbs_VERTEX) {
1183         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
1184         if (aPntAttr.get() != NULL &&
1185             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end()) {
1186           theOwnersToSelect.Add(anOwner);
1187         }
1188       }
1189       else if (aShapeType == TopAbs_EDGE) {
1190         bool aFound = aSelectedResults.find(aResult) != aSelectedResults.end();
1191         if (aSelectedResults.find(aResult) != aSelectedResults.end() &&
1192             theOwnersToSelect.FindIndex(anOwner) <= 0)
1193           theOwnersToSelect.Add(anOwner);
1194       }
1195     }
1196   }
1197 }
1198
1199 void PartSet_SketcherMgr::connectToPropertyPanel(ModuleBase_ModelWidget* theWidget, const bool isToConnect)
1200 {
1201   if (isToConnect) {
1202     connect(theWidget, SIGNAL(beforeValuesChanged()),
1203             this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1204     connect(theWidget, SIGNAL(afterValuesChanged()),
1205             this, SLOT(onAfterValuesChangedInPropertyPanel()));
1206   }
1207   else {
1208     disconnect(theWidget, SIGNAL(beforeValuesChanged()),
1209                 this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1210     disconnect(theWidget, SIGNAL(afterValuesChanged()),
1211                 this, SLOT(onAfterValuesChangedInPropertyPanel()));
1212   }
1213 }
1214
1215 void PartSet_SketcherMgr::widgetStateChanged(int thePreviousState)
1216 {
1217   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1218                                                                            (getCurrentOperation());
1219   if (aFOperation) {
1220     if (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1221         PartSet_SketcherMgr::isNestedSketchOperation(aFOperation) &&
1222         thePreviousState == ModuleBase_ModelWidget::ModifiedInPP) {
1223       FeaturePtr aFeature = aFOperation->feature();
1224       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
1225     }
1226   }
1227 }
1228
1229 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
1230 {
1231   return myModule->workshop()->currentOperation();
1232 }
1233
1234 //**************************************************************
1235 ModuleBase_ModelWidget* PartSet_SketcherMgr::getActiveWidget() const
1236 {
1237   ModuleBase_ModelWidget* aWidget = 0;
1238   ModuleBase_Operation* anOperation = getCurrentOperation();
1239   if (anOperation) {
1240     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
1241     if (aPanel)
1242       aWidget = aPanel->activeWidget();
1243   }
1244   return aWidget;
1245 }
1246
1247 void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
1248                                            const bool isEditOperation,
1249                                            const bool isToDisplay,
1250                                            const bool isFlushRedisplay)
1251 {
1252   #ifdef DEBUG_DO_NOT_BY_ENTER
1253   return;
1254   #endif
1255
1256   if (isEditOperation || !theFeature.get())
1257     return;
1258
1259   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1260   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1261
1262   // 1. change visibility of the object itself, here the presentable object is processed,
1263   // e.g. constraints features
1264   //FeaturePtr aFeature = aFOperation->feature();
1265   std::list<ResultPtr> aResults = theFeature->results();
1266   if (isToDisplay)
1267     theFeature->setDisplayed(true);
1268   else
1269     theFeature->setDisplayed(false);
1270
1271   // change visibility of the object results, e.g. non-constraint features
1272   std::list<ResultPtr>::const_iterator aIt;
1273   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1274     if (isToDisplay) {
1275       (*aIt)->setDisplayed(true);
1276     }
1277     else {
1278       (*aIt)->setDisplayed(false);
1279     }
1280   }
1281   if (isFlushRedisplay)
1282     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1283 }
1284
1285 void PartSet_SketcherMgr::storeSelection(const bool theHighlightedOnly)
1286 {
1287   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1288   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1289   QList<ModuleBase_ViewerPrs> aHighlighted = aSelect->getHighlighted();
1290
1291   QList<FeaturePtr> aFeatureList;
1292   if (theHighlightedOnly) {
1293     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1294   }
1295   else {
1296     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1297
1298     QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected(ModuleBase_ISelection::AllControls);
1299     fillFeatureList(aSelected, myCurrentSketch, aFeatureList);
1300   }
1301
1302   // 1. it is necessary to save current selection in order to restore it after the features moving
1303   myCurrentSelection.clear();
1304   QList<FeaturePtr>::const_iterator anIt = aFeatureList.begin(), aLast = aFeatureList.end();
1305   for (; anIt != aLast; anIt++) {
1306     getCurrentSelection(*anIt, myCurrentSketch, aWorkshop, myCurrentSelection);
1307   }
1308   //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1309 }
1310
1311 void PartSet_SketcherMgr::restoreSelection()
1312 {
1313   //qDebug(QString("restoreSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1314   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1315   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1316   FeatureToSelectionMap::const_iterator aSIt = myCurrentSelection.begin(),
1317                                         aSLast = myCurrentSelection.end();
1318   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1319   for (; aSIt != aSLast; aSIt++) {
1320     anOwnersToSelect.Clear();
1321     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, myCurrentSelection,
1322                         anOwnersToSelect);
1323     aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1324   }
1325 }
1326
1327 void PartSet_SketcherMgr::onShowConstraintsToggle(bool theOn)
1328 {
1329   if (myIsConstraintsShown == theOn)
1330     return;
1331   if (myCurrentSketch.get() == NULL)
1332     return;
1333
1334   myIsConstraintsShown = theOn;
1335
1336   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1337   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1338
1339   const QStringList& aConstrIds = constraintsIdList();
1340   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1341     FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1342     if (aConstrIds.contains(QString(aSubFeature->getKind().c_str()))) {
1343       if (myIsConstraintsShown)
1344         aSubFeature->setDisplayed(true);
1345       else
1346         aSubFeature->setDisplayed(false);
1347     }
1348   }
1349   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1350 }
1351
1352 XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
1353 {
1354   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1355   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1356   XGUI_Workshop* aWorkshop = aConnector->workshop();
1357
1358   return aWorkshop->operationMgr();
1359 }