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_MouseProcessor.h"
  11 #include "PartSet_Tools.h"
  12 #include "PartSet_WidgetSketchLabel.h"
  13 #include "PartSet_WidgetEditor.h"
  14 #include "PartSet_ResultSketchPrs.h"
  15
  16 #include <XGUI_ModuleConnector.h>
  17 #include <XGUI_Displayer.h>
  18 #include <XGUI_Workshop.h>
  19 #include <XGUI_ContextMenuMgr.h>
  20 #include <XGUI_Selection.h>
  21 #include <XGUI_SelectionMgr.h>
  22 #include <XGUI_ModuleConnector.h>
  23 #include <XGUI_PropertyPanel.h>
  24 #include <XGUI_ViewerProxy.h>
  25 #include <XGUI_OperationMgr.h>
  26 #include <XGUI_ErrorMgr.h>
  27 #include <XGUI_Tools.h>
  28
  29 #include <ModuleBase_IPropertyPanel.h>
  30 #include <ModuleBase_ISelection.h>
  31 #include <ModuleBase_IViewer.h>
  32 #include <ModuleBase_IWorkshop.h>
  33 #include <ModuleBase_IViewWindow.h>
  34 #include <ModuleBase_ModelWidget.h>
  35 #include <ModuleBase_Operation.h>
  36 #include <ModuleBase_OperationFeature.h>
  37 #include <ModuleBase_Operation.h>
  38 #include <ModuleBase_WidgetEditor.h>
  39 #include <ModuleBase_ViewerPrs.h>
  40 #include <ModuleBase_Tools.h>
  41 #include <ModuleBase_ResultPrs.h>
  42
  43 #include <GeomDataAPI_Point2D.h>
  44
  45 #include <Events_Loop.h>
  46
  47 #include <SketchPlugin_Line.h>
  48 #include <SketchPlugin_Sketch.h>
  49 #include <SketchPlugin_Point.h>
  50 #include <SketchPlugin_Arc.h>
  51 #include <SketchPlugin_Circle.h>
  52 #include <SketchPlugin_ConstraintLength.h>
  53 #include <SketchPlugin_ConstraintDistance.h>
  54 #include <SketchPlugin_ConstraintParallel.h>
  55 #include <SketchPlugin_ConstraintPerpendicular.h>
  56 #include <SketchPlugin_ConstraintRadius.h>
  57 #include <SketchPlugin_ConstraintRigid.h>
  58 #include <SketchPlugin_ConstraintHorizontal.h>
  59 #include <SketchPlugin_ConstraintVertical.h>
  60 #include <SketchPlugin_ConstraintEqual.h>
  61 #include <SketchPlugin_ConstraintTangent.h>
  62 #include <SketchPlugin_ConstraintCoincidence.h>
  63 #include <SketchPlugin_ConstraintFillet.h>
  64 #include <SketchPlugin_ConstraintMirror.h>
  65 #include <SketchPlugin_ConstraintAngle.h>
  66 #include <SketchPlugin_ConstraintCollinear.h>
  67 #include <SketchPlugin_ConstraintMiddle.h>
  68 #include <SketchPlugin_MultiRotation.h>
  69 #include <SketchPlugin_MultiTranslation.h>
  70 #include <SketchPlugin_IntersectionPoint.h>
  71
  72 #include <SketcherPrs_Tools.h>
  73
  74 #include <SelectMgr_IndexedMapOfOwner.hxx>
  75 #include <StdSelect_BRepOwner.hxx>
  76
  77 //#include <AIS_DimensionSelectionMode.hxx>
  78 #include <AIS_Shape.hxx>
  79 #include <AIS_Dimension.hxx>
  80
  81 #include <ModelAPI_Events.h>
  82 #include <ModelAPI_Session.h>
  83 #include <ModelAPI_AttributeString.h>
  84
  85 #include <ModelAPI_Validator.h>
  86 #include <ModelAPI_Tools.h>
  87
  88 #include <QMouseEvent>
  89 #include <QApplication>
  90 #include <QCursor>
  91 #include <QMessageBox>
  92 #include <QMainWindow>
  93
  94 //#define DEBUG_DO_NOT_BY_ENTER
  95 //#define DEBUG_SKETCHER_ENTITIES
  96 //#define DEBUG_SKETCH_ENTITIES_ON_MOVE
  97
  98 //#define DEBUG_CURSOR
  99
 100 /// Fills attribute and result lists by the selected owner. In case if the attribute is found,
 101 /// by the owner shape, it is put to the list. Otherwise if type of owner shape is edge, put the function
 102 /// result as is to the list of results.
 103 /// \param theOwner a viewer selected owner
 104 /// \param theFeature a feature, where the attribute is searched
 105 /// \param theSketch a current sketch
 106 /// \param theSelectedAttribute an output list of attributes
 107 /// \param theSelectedResults an output list of edge results
 108 void getAttributesOrResults(const Handle(SelectMgr_EntityOwner)& theOwner,
 109                             const FeaturePtr& theFeature, const FeaturePtr& theSketch,
 110                             const ResultPtr& theResult,
 111                             std::set<AttributePtr>& aSelectedAttributes,
 112                             std::set<ResultPtr>& aSelectedResults)
 113 {
 114   Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 115   if (aBRepOwner.IsNull())
 116     return;
 117   Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
 118                                                                     aBRepOwner->Selectable());
 119   if (aBRepOwner->HasShape()) {
 120     const TopoDS_Shape& aShape = aBRepOwner->Shape();
 121     TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 122     if (aShapeType == TopAbs_VERTEX) {
 123       AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
 124                                                                     aShape, theSketch);
 125       if (aPntAttr.get() != NULL)
 126         aSelectedAttributes.insert(aPntAttr);
 127     }
 128     else if (aShapeType == TopAbs_EDGE &&
 129              aSelectedResults.find(theResult) == aSelectedResults.end()) {
 130       aSelectedResults.insert(theResult);
 131     }
 132   }
 133 }
 134
 135 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
 136   : QObject(theModule), myModule(theModule), myIsDragging(false), myDragDone(false),
 137     myIsMouseOverWindow(false),
 138     myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
 139     myIsPopupMenuActive(false)
 140 {
 141   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 142   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
 143
 144   myPreviousDrawModeEnabled = true;//aViewer->isSelectionEnabled();
 145
 146   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
 147           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
 148
 149   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 150           this, SLOT(onMouseReleased(ModuleBase_IViewWindow*, QMouseEvent*)));
 151
 152   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
 153           this, SLOT(onMouseMoved(ModuleBase_IViewWindow*, QMouseEvent*)));
 154
 155   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)),
 156           this, SLOT(onMouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
 157
 158   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 159   XGUI_Workshop* aWorkshop = aConnector->workshop();
 160   connect(aWorkshop, SIGNAL(applicationStarted()), this, SLOT(onApplicationStarted()));
 161
 162   myIsConstraintsShown[PartSet_Tools::Geometrical] = true;
 163   myIsConstraintsShown[PartSet_Tools::Dimensional] = true;
 164   myIsConstraintsShown[PartSet_Tools::Expressions] = false;
 165 }
 166
 167 PartSet_SketcherMgr::~PartSet_SketcherMgr()
 168 {
 169   if (!myPlaneFilter.IsNull())
 170     myPlaneFilter.Nullify();
 171 }
 172
 173 void PartSet_SketcherMgr::onEnterViewPort()
 174 {
 175   // 1. if the mouse over window, update the next flag. Do not perform update visibility of
 176   // created feature because it should be done in onMouseMove(). Some widgets watch
 177   // the mouse move and use the cursor position to update own values. If the presentaion is
 178   // redisplayed before this update, the feature presentation jumps from reset value to current.
 179   myIsMouseOverWindow = true;
 180
 181   #ifdef DEBUG_DO_NOT_BY_ENTER
 182   return;
 183   #endif
 184
 185   if (canChangeCursor(getCurrentOperation())) {
 186     QCursor* aCurrentCursor = QApplication::overrideCursor();
 187     if (!aCurrentCursor || aCurrentCursor->shape() != Qt::CrossCursor) {
 188       QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
 189 #ifdef DEBUG_CURSOR
 190       qDebug("onEnterViewPort() : Qt::CrossCursor");
 191 #endif
 192     }
 193   }
 194
 195   if (!isNestedCreateOperation(getCurrentOperation(), activeSketch()))
 196     return;
 197
 198   operationMgr()->onValidateOperation();
 199
 200   // we need change displayed state of the current operation feature
 201   // if the feature is presentable, e.g. distance construction. It has no results, so workshop does
 202   // not accept a signal about the result created. Nothing is shown until mouse is moved out/in view
 203   // port. If the isDisplayed flag is true, the presentable feature is displayed as soon as the
 204   // presentation becomes valid and redisplay happens
 205   //ModuleBase_Operation* aOperation = getCurrentOperation();
 206   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 207                                                                            (getCurrentOperation());
 208   if (aFOperation) {
 209     FeaturePtr aFeature = aFOperation->feature();
 210     if (aFeature.get() && aFeature->data()->isValid()) {
 211       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature), false);
 212     }
 213   }
 214 }
 215
 216 void PartSet_SketcherMgr::onLeaveViewPort()
 217 {
 218   myIsMouseOverViewProcessed = false;
 219   myIsMouseOverWindow = false;
 220
 221   #ifdef DEBUG_DO_NOT_BY_ENTER
 222   return;
 223   #endif
 224
 225   if (canChangeCursor(getCurrentOperation())) {
 226     QApplication::restoreOverrideCursor();
 227 #ifdef DEBUG_CURSOR
 228     qDebug("onLeaveViewPort() : None");
 229 #endif
 230   }
 231
 232   if (!isNestedCreateOperation(getCurrentOperation(), activeSketch()))
 233     return;
 234
 235   // the method should be performed if the popup menu is called,
 236   // the reset of the current widget should not happen
 237   if (myIsPopupMenuActive)
 238     return;
 239
 240   // it is important to validate operation here only if sketch entity create operation is active
 241   // because at this operation we reacts to the mouse leave/enter view port
 242   operationMgr()->onValidateOperation();
 243
 244   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
 245   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 246   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 247   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 248   // disable the viewer update in order to avoid visualization of redisplayed feature in viewer
 249   // obtained after reset value
 250   bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 251   ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 252   if (anActiveWidget)
 253     anActiveWidget->reset();
 254
 255   // hides the presentation of the current operation feature
 256   // the feature is to be erased here, but it is correct to call canDisplayObject because
 257   // there can be additional check (e.g. editor widget in distance constraint)
 258   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 259                                                                            (getCurrentOperation());
 260   if (aFOperation) {
 261     FeaturePtr aFeature = aFOperation->feature();
 262     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 263   }
 264   // we should update viewer after the presentation are hidden in the viewer
 265   // otherwise the reset presentation(line) appears in the viewer(by quick move from viewer to PP)
 266   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 267 }
 268
 269 void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
 270 {
 271   if (!isNestedEditOperation(getCurrentOperation(), myModule->sketchMgr()->activeSketch()) ||
 272       myModule->sketchReentranceMgr()->isInternalEditActive())
 273     return;
 274   // it is necessary to save current selection in order to restore it after the values are modifed
 275   storeSelection();
 276
 277   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 278   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 279   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 280   myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
 281 }
 282
 283 void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
 284 {
 285   if (!isNestedEditOperation(getCurrentOperation(), myModule->sketchMgr()->activeSketch()) ||
 286       myModule->sketchReentranceMgr()->isInternalEditActive()) {
 287     myModule->sketchReentranceMgr()->updateInternalEditActiveState();
 288     return;
 289   }
 290   // it is necessary to restore current selection in order to restore it after the values are modified
 291   restoreSelection();
 292   myCurrentSelection.clear();
 293
 294   // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 295   // viewer happens by deselect/select the modified objects. The flag should be restored after
 296   // the selection processing. The update viewer should be also called.
 297   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 298   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 299   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 300   aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
 301   aDisplayer->updateViewer();
 302
 303
 304 }
 305
 306 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 307 {
 308   if (myModule->sketchReentranceMgr()->processMousePressed(theWnd, theEvent))
 309     return;
 310
 311   //get2dPoint(theWnd, theEvent, myClickedPoint);
 312
 313   if (!(theEvent->buttons() & Qt::LeftButton))
 314     return;
 315
 316   // Clear dragging mode
 317   myIsDragging = false;
 318
 319   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 320   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 321   if (!aViewer->canDragByMouse())
 322     return;
 323
 324   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 325                                                                (getCurrentOperation());
 326   if (!aFOperation)
 327     return;
 328
 329   if (aFOperation->isEditOperation()) {
 330     // If the current widget is a selector, do nothing, it processes the mouse press
 331     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 332     if(anActiveWidget && anActiveWidget->isViewerSelector()) {
 333       return;
 334     }
 335   }
 336
 337   // Use only for sketch operations
 338   if (myCurrentSketch) {
 339     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
 340       return;
 341
 342     bool isSketcher = isSketchOperation(aFOperation);
 343     bool isSketchOpe = isNestedSketchOperation(aFOperation, activeSketch());
 344
 345     // Avoid non-sketch operations
 346     if ((!isSketchOpe) && (!isSketcher))
 347       return;
 348
 349     bool isEditing = aFOperation->isEditOperation();
 350
 351     // Ignore creation sketch operation
 352     if ((!isSketcher) && (!isEditing))
 353       return;
 354
 355     Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 356     // Remember highlighted objects for editing
 357     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 358
 359     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 360     storeSelection(!aHasShift);
 361
 362     if (myCurrentSelection.empty()) {
 363       if (isSketchOpe && (!isSketcher))
 364         // commit previous operation
 365         if (!aFOperation->commit())
 366           aFOperation->abort();
 367       return;
 368     }
 369     // Init flyout point for radius rotation
 370     FeaturePtr aFeature = myCurrentSelection.begin().key();
 371
 372     if (isSketcher) {
 373       myIsDragging = true;
 374       get2dPoint(theWnd, theEvent, myCurrentPoint);
 375       myDragDone = false;
 376
 377       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 378       // selection should be restored before edit operation start to process the
 379       // selected entities, e.g. selection of point(attribute on a line) should edit the point
 380       restoreSelection();
 381       launchEditing();
 382       if (aFeature.get() != NULL) {
 383         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 384                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 385       if (aSPFeature.get() && aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID()) {
 386           DataPtr aData = aSPFeature->data();
 387           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 388           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 389             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 390           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 391         }
 392       }
 393     } else if (isSketchOpe && isEditing) {
 394       // If selected another object commit current result
 395       aFOperation->commit();
 396
 397       myIsDragging = true;
 398       get2dPoint(theWnd, theEvent, myCurrentPoint);
 399       myDragDone = false;
 400
 401       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 402       // selection should be restored before edit operation start to process the
 403       // selected entities, e.g. selection of point(attribute on a line) should edit the point
 404       restoreSelection();
 405       launchEditing();
 406       restoreSelection();
 407     }
 408   }
 409 }
 410
 411 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 412 {
 413   if (myModule->sketchReentranceMgr()->processMouseReleased(theWnd, theEvent))
 414     return;
 415
 416   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 417   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 418   if (!aViewer->canDragByMouse())
 419     return;
 420   ModuleBase_Operation* aOp = getCurrentOperation();
 421   if (aOp) {
 422     if (isNestedSketchOperation(aOp, activeSketch())) {
 423       // Only for sketcher operations
 424       if (myIsDragging) {
 425         if (myDragDone) {
 426           myCurrentSelection.clear();
 427         }
 428       }
 429     }
 430   }
 431
 432   aWorkshop->viewer()->enableDrawMode(myPreviousDrawModeEnabled);
 433   myIsDragging = false;
 434
 435   ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 436   PartSet_MouseProcessor* aProcessor = dynamic_cast<PartSet_MouseProcessor*>(anActiveWidget);
 437   if (aProcessor)
 438     aProcessor->mouseReleased(theWnd, theEvent);
 439 }
 440
 441 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 442 {
 443 #ifdef DEBUG_SKETCH_ENTITIES_ON_MOVE
 444   CompositeFeaturePtr aSketch = activeSketch();
 445   std::cout << "SKETCH FEATURES (before split) [" << aSketch->numberOfSubs() << "]:" << std::endl;
 446   QStringList anInfo;
 447   for (int i = 0, aNbSubs = aSketch->numberOfSubs(); i < aNbSubs; i++) {
 448     //std::cout << getFeatureInfo(aSketch->subFeature(i), false) << std::endl;
 449     anInfo.append(ModuleBase_Tools::objectInfo(aSketch->subFeature(i)));
 450   }
 451   QString anInfoStr = anInfo.join(";\t");
 452   qDebug(QString("onFeatureUpdatedMsg: %1, %2").arg(anInfo.size()).arg(anInfoStr).toStdString().c_str());
 453 #endif
 454
 455   if (myModule->sketchReentranceMgr()->processMouseMoved(theWnd, theEvent))
 456     return;
 457
 458   if (isNestedCreateOperation(getCurrentOperation(), activeSketch())) {
 459     // 1. perform the widget mouse move functionality and display the presentation
 460     // the mouse move should be processed in the widget, if it can in order to visualize correct
 461     // presentation. These widgets correct the feature attribute according to the mouse position
 462     ModuleBase_ModelWidget* anActiveWidget = myModule->activeWidget();
 463     PartSet_MouseProcessor* aProcessor = dynamic_cast<PartSet_MouseProcessor*>(anActiveWidget);
 464     if (aProcessor)
 465       aProcessor->mouseMoved(theWnd, theEvent);
 466     if (!myIsMouseOverViewProcessed) {
 467       myIsMouseOverViewProcessed = true;
 468
 469       // the feature is to be erased here, but it is correct to call canDisplayObject because
 470       // there can be additional check (e.g. editor widget in distance constraint)
 471       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 472                                                                                (getCurrentOperation());
 473       if (aFOperation) {
 474         FeaturePtr aFeature = aFOperation->feature();
 475         visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 476       }
 477     }
 478   }
 479   //myClickedPoint.clear();
 480
 481   if (myIsDragging) {
 482     // 1. the current selection is saved in the mouse press method in order to restore it after moving
 483     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
 484     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
 485     // deselected). This flag should be restored in the slot, processed the mouse release signal.
 486
 487     ModuleBase_Operation* aCurrentOperation = getCurrentOperation();
 488     if (!aCurrentOperation)
 489       return;
 490     if (isSketchOperation(aCurrentOperation))
 491       return; // No edit operation activated
 492
 493     Handle(V3d_View) aView = theWnd->v3dView();
 494     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 495     double aX, aY;
 496     PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, aY);
 497     double dX =  aX - myCurrentPoint.myCurX;
 498     double dY =  aY - myCurrentPoint.myCurY;
 499
 500     ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 501     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 502     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 503     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 504     // viewer happens by deselect/select the modified objects. The flag should be restored after
 505     // the selection processing. The update viewer should be also called.
 506     bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 507
 508     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
 509     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 510     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
 511                                           aLast = myCurrentSelection.end();
 512     // 4. the features and attributes modification(move)
 513     bool isModified = false;
 514     for (; anIt != aLast; anIt++) {
 515       FeaturePtr aFeature = anIt.key();
 516
 517       std::set<AttributePtr> anAttributes = anIt.value().first;
 518       // Process selection by attribute: the priority to the attribute
 519       if (!anAttributes.empty()) {
 520         std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
 521                                                anAttLast = anAttributes.end();
 522         for (; anAttIt != anAttLast; anAttIt++) {
 523           AttributePtr anAttr = *anAttIt;
 524           if (anAttr.get() == NULL)
 525             continue;
 526           std::string aAttrId = anAttr->id();
 527           DataPtr aData = aFeature->data();
 528           if (aData->isValid()) {
 529             std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 530               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(aAttrId));
 531             if (aPoint.get() != NULL) {
 532               bool isImmutable = aPoint->setImmutable(true);
 533               aPoint->move(dX, dY);
 534               isModified = true;
 535               ModelAPI_EventCreator::get()->sendUpdated(aFeature, aMoveEvent);
 536               aPoint->setImmutable(isImmutable);
 537             }
 538           }
 539         }
 540       } else {
 541         // Process selection by feature
 542         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 543           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 544         if (aSketchFeature) {
 545           aSketchFeature->move(dX, dY);
 546           isModified = true;
 547           ModelAPI_EventCreator::get()->sendUpdated(aSketchFeature, aMoveEvent);
 548         }
 549       }
 550     }
 551     // the modified state of the current operation should be updated if there are features, which
 552     // were changed here
 553     if (isModified) {
 554       aCurrentOperation->onValuesChanged();
 555     }
 556     Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
 557     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 558
 559     // 5. it is necessary to save current selection in order to restore it after the features moving
 560     restoreSelection();
 561     // 6. restore the update viewer flag and call this update
 562     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 563     aDisplayer->updateViewer();
 564
 565     myDragDone = true;
 566     myCurrentPoint.setValue(aX, aY);
 567   }
 568 }
 569
 570 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 571 {
 572   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 573                                                                (getCurrentOperation());
 574   if (aFOperation && aFOperation->isEditOperation()) {
 575     std::string aId = aFOperation->id().toStdString();
 576     if (isDistanceOperation(aFOperation))
 577     {
 578       // Activate dimension value editing on double click
 579       ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 580       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 581       // Find corresponded widget to activate value editing
 582       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 583         if (aWgt->attributeID() == SketchPlugin_Constraint::VALUE() ||
 584             aWgt->attributeID() == SketchPlugin_ConstraintAngle::ANGLE_VALUE_ID()) {
 585           PartSet_WidgetEditor* anEditor = dynamic_cast<PartSet_WidgetEditor*>(aWgt);
 586           if (anEditor)
 587             anEditor->showPopupEditor();
 588           return;
 589         }
 590       }
 591     }
 592   }
 593 }
 594
 595 void PartSet_SketcherMgr::onApplicationStarted()
 596 {
 597   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 598   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 599   XGUI_Workshop* aWorkshop = aConnector->workshop();
 600   PartSet_SketcherReetntrantMgr* aReentranceMgr = myModule->sketchReentranceMgr();
 601
 602   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 603   if (aPropertyPanel) {
 604     //connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
 605     //        this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
 606
 607     connect(aPropertyPanel, SIGNAL(noMoreWidgets(const std::string&)),
 608             aReentranceMgr, SLOT(onNoMoreWidgets(const std::string&)));
 609     connect(aPropertyPanel, SIGNAL(widgetActivated(ModuleBase_ModelWidget*)),
 610             aReentranceMgr, SLOT(onWidgetActivated()));
 611   }
 612
 613   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
 614   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
 615   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
 616
 617   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 618   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
 619   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 620 }
 621
 622 //void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
 623 //{
 624   //if (!myClickedPoint.myIsInitialized)
 625   //  return;
 626
 627   //ModuleBase_Operation* aOperation = getCurrentOperation();
 628   // the distance constraint feature should not use the clickedd point
 629   // this is workaround in order to don't throw down the flyout point value,
 630   // set by execute() method of these type of features
 631   //if (isDistanceOperation(aOperation))
 632   //  return;
 633
 634   //PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
 635   //if (aPnt2dWgt) {
 636   //  aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
 637   //}
 638 //}
 639
 640 void PartSet_SketcherMgr::onBeforeContextMenu()
 641 {
 642   myIsPopupMenuActive = true;
 643 }
 644
 645 void PartSet_SketcherMgr::onAfterContextMenu()
 646 {
 647   myIsPopupMenuActive = false;
 648 }
 649
 650 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 651                                      Point& thePoint)
 652 {
 653   Handle(V3d_View) aView = theWnd->v3dView();
 654   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 655   double aX, anY;
 656   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
 657   thePoint.setValue(aX, anY);
 658 }
 659
 660 void PartSet_SketcherMgr::launchEditing()
 661 {
 662   if (!myCurrentSelection.empty()) {
 663     FeaturePtr aFeature = myCurrentSelection.begin().key();
 664     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 665               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 666     if (aSPFeature && (!aSPFeature->isExternal())) {
 667       myModule->editFeature(aSPFeature);
 668     }
 669   }
 670 }
 671
 672 bool PartSet_SketcherMgr::sketchSolverError()
 673 {
 674   bool anError = false;
 675   CompositeFeaturePtr aSketch = activeSketch();
 676   if (aSketch.get()) {
 677     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 678     anError = !aAttributeString->value().empty();
 679   }
 680   return anError;
 681 }
 682
 683 QString PartSet_SketcherMgr::getFeatureError(const FeaturePtr& theFeature)
 684 {
 685   std::string anError = "";
 686   if (!theFeature.get() || !theFeature->data()->isValid())
 687     return anError.c_str();
 688
 689   CompositeFeaturePtr aSketch = activeSketch();
 690   if (aSketch.get() && aSketch == theFeature) {
 691     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 692     anError = aAttributeString->value();
 693     ModuleBase_Tools::translate(aSketch->getKind(), anError);
 694   }
 695   return anError.c_str();
 696 }
 697
 698 void PartSet_SketcherMgr::clearClickedFlags()
 699 {
 700   //myClickedPoint.clear();
 701   myCurrentPoint.clear();
 702 }
 703
 704 const QStringList& PartSet_SketcherMgr::replicationsIdList()
 705 {
 706   static QStringList aReplicationIds;
 707   if (aReplicationIds.size() == 0) {
 708     aReplicationIds << SketchPlugin_ConstraintMirror::ID().c_str();
 709     aReplicationIds << SketchPlugin_MultiRotation::ID().c_str();
 710     aReplicationIds << SketchPlugin_MultiTranslation::ID().c_str();
 711   }
 712   return aReplicationIds;
 713 }
 714
 715 const QStringList& PartSet_SketcherMgr::constraintsIdList()
 716 {
 717   static QStringList aConstraintIds;
 718   if (aConstraintIds.size() == 0) {
 719     aConstraintIds << SketchPlugin_ConstraintLength::ID().c_str();
 720     aConstraintIds << SketchPlugin_ConstraintDistance::ID().c_str();
 721     aConstraintIds << SketchPlugin_ConstraintRigid::ID().c_str();
 722     aConstraintIds << SketchPlugin_ConstraintRadius::ID().c_str();
 723     aConstraintIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 724     aConstraintIds << SketchPlugin_ConstraintParallel::ID().c_str();
 725     aConstraintIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 726     aConstraintIds << SketchPlugin_ConstraintVertical::ID().c_str();
 727     aConstraintIds << SketchPlugin_ConstraintEqual::ID().c_str();
 728     aConstraintIds << SketchPlugin_ConstraintTangent::ID().c_str();
 729     aConstraintIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 730     aConstraintIds << SketchPlugin_ConstraintAngle::ID().c_str();
 731     aConstraintIds << SketchPlugin_ConstraintCollinear::ID().c_str();
 732     aConstraintIds << SketchPlugin_ConstraintMiddle::ID().c_str();
 733   }
 734   return aConstraintIds;
 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 Handle(AIS_InteractiveObject) PartSet_SketcherMgr::createPresentation(const ResultPtr& theResult)
 749 {
 750   Handle(AIS_InteractiveObject) aPrs;
 751
 752   FeaturePtr aFeature = ModelAPI_Feature::feature(theResult);
 753   if (aFeature.get() && aFeature->getKind() == SketchPlugin_Sketch::ID()) {
 754     aPrs = new PartSet_ResultSketchPrs(theResult);
 755   }
 756   return aPrs;
 757 }
 758
 759 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 760 {
 761   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
 762 }
 763
 764 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation,
 765                                                   const CompositeFeaturePtr& theSketch)
 766 {
 767   bool aNestedSketch = false;
 768
 769   if (theOperation && theSketch.get()) {
 770     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 771                                                                  (theOperation);
 772     if (aFOperation) {
 773       FeaturePtr aFeature = aFOperation->feature();
 774       aNestedSketch = theSketch->isSub(aFeature);
 775     }
 776   }
 777   return aNestedSketch;
 778 }
 779
 780 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation,
 781                                                   const CompositeFeaturePtr& theSketch)
 782 {
 783   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 784                                                                (theOperation);
 785   return aFOperation && !aFOperation->isEditOperation() &&
 786          isNestedSketchOperation(aFOperation, theSketch);
 787 }
 788
 789 bool PartSet_SketcherMgr::isNestedEditOperation(ModuleBase_Operation* theOperation,
 790                                                 const CompositeFeaturePtr& theSketch)
 791 {
 792   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 793                                                                (theOperation);
 794   return aFOperation && aFOperation->isEditOperation() &&
 795     isNestedSketchOperation(aFOperation, theSketch);
 796 }
 797
 798 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
 799 {
 800   return (theId == SketchPlugin_Line::ID()) ||
 801          (theId == SketchPlugin_Point::ID()) ||
 802          (theId == SketchPlugin_Arc::ID()) ||
 803          (theId == SketchPlugin_Circle::ID());
 804 }
 805
 806 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 807 {
 808   std::string anId = theOperation ? theOperation->id().toStdString() : "";
 809
 810   return isDistanceKind(anId);
 811 }
 812
 813 bool PartSet_SketcherMgr::isDistanceKind(std::string& theKind)
 814 {
 815   return (theKind == SketchPlugin_ConstraintLength::ID()) ||
 816          (theKind == SketchPlugin_ConstraintDistance::ID()) ||
 817          (theKind == SketchPlugin_ConstraintRadius::ID()) ||
 818          (theKind == SketchPlugin_ConstraintAngle::ID());
 819 }
 820
 821 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 822 {
 823   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 824                                                                (getCurrentOperation());
 825   if (!aFOperation)
 826     return;
 827
 828   myModule->onViewTransformed();
 829
 830   // Display all sketcher sub-Objects
 831   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
 832   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 833
 834   // Hide sketcher result
 835   std::list<ResultPtr> aResults = myCurrentSketch->results();
 836   std::list<ResultPtr>::const_iterator aIt;
 837   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 838     (*aIt)->setDisplayed(false);
 839   }
 840   myCurrentSketch->setDisplayed(false);
 841
 842   // Remove invalid sketch entities
 843   std::set<FeaturePtr> anInvalidFeatures;
 844   ModelAPI_ValidatorsFactory* aFactory = ModelAPI_Session::get()->validators();
 845   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 846     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 847     if (aFeature.get()) {
 848       if (!aFactory->validate(aFeature))
 849         anInvalidFeatures.insert(aFeature);
 850     }
 851   }
 852   if (!anInvalidFeatures.empty()) {
 853     std::map<FeaturePtr, std::set<FeaturePtr> > aReferences;
 854     ModelAPI_Tools::findAllReferences(anInvalidFeatures, aReferences, false);
 855
 856     std::set<FeaturePtr>::const_iterator anIt = anInvalidFeatures.begin(),
 857                                          aLast = anInvalidFeatures.end();
 858     // separate features to references to parameter features and references to others
 859     QStringList anInvalidFeatureNames;
 860     for (; anIt != aLast; anIt++) {
 861       FeaturePtr aFeature = *anIt;
 862       if (aFeature.get())
 863         anInvalidFeatureNames.append(aFeature->name().c_str());
 864     }
 865     std::string aPrefixInfo = QString("Invalid features of the sketch will be deleted: %1.\n\n").
 866                                   arg(anInvalidFeatureNames.join(", ")).toStdString().c_str();
 867     std::set<FeaturePtr> aFeatureRefsToDelete;
 868     if (ModuleBase_Tools::askToDelete(anInvalidFeatures, aReferences, aConnector->desktop(),
 869                                       aFeatureRefsToDelete, aPrefixInfo)) {
 870       if (!aFeatureRefsToDelete.empty())
 871         anInvalidFeatures.insert(aFeatureRefsToDelete.begin(), aFeatureRefsToDelete.end());
 872       ModelAPI_Tools::removeFeatures(anInvalidFeatures, true);
 873       Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 874       // TODO: call the next method in the XGUI_OperationMgr::onOperationStarted().
 875       workshop()->errorMgr()->updateAcceptAllAction(myCurrentSketch);
 876     }
 877   }
 878
 879   // Display sketcher objects
 880   QStringList anInfo;
 881   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 882     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 883 #ifdef DEBUG_SKETCHER_ENTITIES
 884     anInfo.append(ModuleBase_Tools::objectInfo(aFeature));
 885 #endif
 886     std::list<ResultPtr> aResults = aFeature->results();
 887     std::list<ResultPtr>::const_iterator aIt;
 888     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 889       (*aIt)->setDisplayed(true);
 890     }
 891     aFeature->setDisplayed(true);
 892   }
 893 #ifdef DEBUG_SKETCHER_ENTITIES
 894   QString anInfoStr = anInfo.join(";\t");
 895   qDebug(QString("startSketch: %1, %2").arg(anInfo.size()).arg(anInfoStr).toStdString().c_str());
 896 #endif
 897
 898   if(myCirclePointFilter.IsNull()) {
 899     myCirclePointFilter = new PartSet_CirclePointFilter(myModule->workshop());
 900   }
 901
 902   myModule->workshop()->viewer()->addSelectionFilter(myCirclePointFilter);
 903
 904   if (myPlaneFilter.IsNull())
 905     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
 906
 907   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
 908   bool aHasPlane = false;
 909   std::shared_ptr<GeomAPI_Pln> aPln;
 910   aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
 911   myPlaneFilter->setPlane(aPln);
 912
 913   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 914   // all displayed objects should be activated in current selection modes according to switched
 915   // plane filter
 916   if (aPln.get())
 917     aConnector->activateModuleSelectionModes();
 918 }
 919
 920 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
 921 {
 922   myIsMouseOverWindow = false;
 923   myIsConstraintsShown[PartSet_Tools::Geometrical] = true;
 924   myIsConstraintsShown[PartSet_Tools::Dimensional] = true;
 925   myIsConstraintsShown[PartSet_Tools::Expressions] = false;
 926
 927   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 928
 929   DataPtr aData = myCurrentSketch->data();
 930   if (!aData->isValid()) {
 931     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 932     // The sketch was aborted
 933     myCurrentSketch = CompositeFeaturePtr();
 934     // TODO: move this outside of if-else
 935     myModule->workshop()->viewer()->removeSelectionFilter(myCirclePointFilter);
 936     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 937
 938     // Erase all sketcher objects
 939     QObjectPtrList aObjects = aDisplayer->displayedObjects();
 940     foreach (ObjectPtr aObj, aObjects) {
 941       DataPtr aObjData = aObj->data();
 942       if (!aObjData->isValid())
 943         aObj->setDisplayed(false);
 944     }
 945   }
 946   else {
 947     // Hide all sketcher sub-Objects
 948     for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 949       FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 950       std::list<ResultPtr> aResults = aFeature->results();
 951       std::list<ResultPtr>::const_iterator aIt;
 952       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 953         (*aIt)->setDisplayed(false);
 954       }
 955       aFeature->setDisplayed(false);
 956     }
 957     // Display sketcher result
 958     std::list<ResultPtr> aResults = myCurrentSketch->results();
 959     std::list<ResultPtr>::const_iterator aIt;
 960     Events_Loop* aLoop = Events_Loop::loop();
 961     static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 962
 963     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 964                                                                            (theOperation);
 965     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 966       if (!aFOperation->isDisplayedOnStart(*aIt)) {
 967         (*aIt)->setDisplayed(true);
 968         // this display event is needed because sketch already may have "displayed" state,
 969         // but not displayed while it is still active (issue 613, abort of existing sketch)
 970         ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
 971       }
 972     }
 973     if (!aFOperation->isDisplayedOnStart(myCurrentSketch))
 974       myCurrentSketch->setDisplayed(true);
 975
 976     myCurrentSketch = CompositeFeaturePtr();
 977
 978     myModule->workshop()->viewer()->removeSelectionFilter(myCirclePointFilter);
 979     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 980
 981     Events_Loop::loop()->flush(aDispEvent);
 982   }
 983   // restore the module selection modes, which were changed on startSketch
 984   aConnector->activateModuleSelectionModes();
 985 }
 986
 987 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
 988 {
 989   if (canChangeCursor(theOperation) && myIsMouseOverWindow) {
 990     QCursor* aCurrentCursor = QApplication::overrideCursor();
 991     if (!aCurrentCursor || aCurrentCursor->shape() != Qt::CrossCursor) {
 992       QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
 993 #ifdef DEBUG_CURSOR
 994       qDebug("startNestedSketch() : Qt::CrossCursor");
 995 #endif
 996     }
 997   }
 998 }
 999
1000 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOperation)
1001 {
1002   myIsMouseOverViewProcessed = true;
1003   operationMgr()->onValidateOperation();
1004   if (canChangeCursor(theOperation)) {
1005     QApplication::restoreOverrideCursor();
1006 #ifdef DEBUG_CURSOR
1007     qDebug("stopNestedSketch() : None");
1008 #endif
1009   }
1010   /// improvement to deselect automatically all eventual selected objects, when
1011   // returning to the neutral point of the Sketcher
1012   // if the operation is restarted, the previous selection is used to initialize started operation
1013   if (!myModule->sketchReentranceMgr()->isInternalEditStarted())
1014     workshop()->selector()->clearSelection();
1015 }
1016
1017 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
1018 {
1019   if (isNestedCreateOperation(theOperation, activeSketch())) {
1020     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1021                                                                              (theOperation);
1022     if (aFOperation) {
1023       FeaturePtr aFeature = aFOperation->feature();
1024       // it is necessary to check the the feature data validity because
1025       // some kind of features are removed by an operation commit(the macro state of a feature)
1026       if (aFeature.get() && aFeature->data()->isValid()) {
1027         visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
1028       }
1029     }
1030   }
1031 }
1032
1033 void PartSet_SketcherMgr::activatePlaneFilter(const bool& toActivate)
1034 {
1035   if (toActivate)
1036     myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
1037   else
1038     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
1039 }
1040
1041 bool PartSet_SketcherMgr::operationActivatedByPreselection()
1042 {
1043   bool isOperationStopped = false;
1044   ModuleBase_Operation* anOperation = getCurrentOperation();
1045   if(anOperation && PartSet_SketcherMgr::isNestedSketchOperation(anOperation, activeSketch())) {
1046     // Set final definitions if they are necessary
1047     //propertyPanelDefined(aOperation);
1048     /// Commit sketcher operations automatically
1049     /// distance operation are able to show popup editor to modify the distance value
1050     /// after entering the value, the operation should be committed/aborted(by Esc key)
1051     bool aCanCommitOperation = true;
1052     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1053                                                                             (anOperation);
1054     if (aFOperation && PartSet_SketcherMgr::isDistanceOperation(aFOperation)) {
1055       bool aValueAccepted = setDistanceValueByPreselection(anOperation, myModule->workshop(),
1056                                                            aCanCommitOperation);
1057       if (!aValueAccepted)
1058         return isOperationStopped;
1059     }
1060
1061     if (aCanCommitOperation)
1062       isOperationStopped = anOperation->commit();
1063     else {
1064       anOperation->abort();
1065       isOperationStopped = true;
1066     }
1067   }
1068   return isOperationStopped;
1069 }
1070
1071 bool PartSet_SketcherMgr::canUndo() const
1072 {
1073   return isNestedCreateOperation(getCurrentOperation(), activeSketch());
1074 }
1075
1076 bool PartSet_SketcherMgr::canRedo() const
1077 {
1078   return isNestedCreateOperation(getCurrentOperation(), activeSketch());
1079 }
1080
1081 bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
1082 {
1083   bool aCanErase = true;
1084   // when the sketch operation is active, results of sketch sub-feature can not be hidden
1085   if (myCurrentSketch.get()) {
1086     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
1087     if (aResult.get()) {
1088       // Display sketcher objects
1089       for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
1090
1091         FeaturePtr aFeature = myCurrentSketch->subFeature(i);
1092         std::list<ResultPtr> aResults = aFeature->results();
1093         std::list<ResultPtr>::const_iterator anIt;
1094         for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
1095           aCanErase = *anIt != aResult;
1096         }
1097       }
1098     }
1099   }
1100   return aCanErase;
1101 }
1102
1103 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
1104 {
1105   bool aCanDisplay = true;
1106
1107   bool aHasActiveSketch = activeSketch().get() != NULL;
1108   if (aHasActiveSketch) {
1109     // 1. the sketch feature should not be displayed during the sketch active operation
1110     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch
1111     // nested features can be visualized
1112     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1113     if (aFeature.get() != NULL && aFeature == activeSketch()) {
1114       aCanDisplay = false;
1115     }
1116     std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
1117                             std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
1118     /// some sketch entities should be never shown, e.g. projection feature
1119     if (aSketchFeature.get())
1120       aCanDisplay = aSketchFeature->canBeDisplayed();
1121   }
1122   else { // there are no an active sketch
1123     // 2. sketch sub-features should not be visualized if the sketch operation is not active
1124     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1125     if (aFeature.get() != NULL) {
1126       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
1127                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
1128       if (aSketchFeature.get()) {
1129         aCanDisplay = false;
1130       }
1131     }
1132   }
1133
1134   // 3. the method should not filter the objects, which are not related to the current operation.
1135   // The object is filtered just if it is a current operation feature or this feature result
1136   if (aCanDisplay) {
1137     bool isObjectFound = false;
1138     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1139                                                                  (getCurrentOperation());
1140     if (aFOperation) {
1141       FeaturePtr aFeature = aFOperation->feature();
1142       if (aFeature.get()) {
1143         std::list<ResultPtr> aResults = aFeature->results();
1144         if (theObject == aFeature)
1145           isObjectFound = true;
1146         else {
1147           std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
1148           for (; anIt != aLast && !isObjectFound; anIt++) {
1149             isObjectFound = *anIt == theObject;
1150           }
1151         }
1152       }
1153     }
1154     if (isObjectFound) {
1155       // 4. For created nested feature operation do not display the created feature if
1156       // the mouse curstor leaves the OCC window.
1157       // The correction cases, which ignores this condition:
1158       // a. the property panel values modification
1159       // b. the popup menu activated
1160       // c. widget editor control
1161       #ifndef DEBUG_DO_NOT_BY_ENTER
1162       if (isNestedCreateOperation(getCurrentOperation(), activeSketch())) {
1163         ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1164         ModuleBase_WidgetEditor* anEditorWdg = anActiveWidget ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWidget) : 0;
1165         // the active widget editor should not influence here. The presentation should be visible always
1166         // when this widget is active.
1167         if (!anEditorWdg && !myIsPopupMenuActive) {
1168           // during a nested create operation, the feature is redisplayed only if the mouse over view
1169           // of there was a value modified in the property panel after the mouse left the view
1170           aCanDisplay = canDisplayCurrentCreatedFeature();
1171         }
1172       }
1173       #endif
1174     }
1175   }
1176
1177   // checks the sketcher constraints visibility according to active sketch check box states
1178   if (aCanDisplay) {
1179     bool aProcessed = false;
1180     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1181     if (aFeature.get()) {
1182       bool aConstraintDisplayed = canDisplayConstraint(aFeature, PartSet_Tools::Any, aProcessed);
1183       if (aProcessed)
1184         aCanDisplay = aConstraintDisplayed;
1185     }
1186   }
1187
1188   return aCanDisplay;
1189 }
1190
1191 bool PartSet_SketcherMgr::canDisplayConstraint(const FeaturePtr& theFeature,
1192                                              const PartSet_Tools::ConstraintVisibleState& theState,
1193                                              bool& isProcessed) const
1194 {
1195   bool aSwitchedOn = true;
1196
1197   const QStringList& aConstrIds = constraintsIdList();
1198
1199   std::string aKind = theFeature->getKind();
1200   if (aConstrIds.contains(QString(aKind.c_str()))) {
1201     bool isTypedConstraint = false;
1202
1203     switch (theState) {
1204       case PartSet_Tools::Dimensional: {
1205         bool isDistance = isDistanceKind(aKind);
1206         if (isDistance) {
1207           isProcessed = true;
1208           aSwitchedOn = myIsConstraintsShown[theState];
1209         }
1210       }
1211       break;
1212       case PartSet_Tools::Geometrical: {
1213         bool isGeometrical = !isDistanceKind(aKind);
1214         if (isGeometrical) {
1215           isProcessed = true;
1216           aSwitchedOn = myIsConstraintsShown[theState];
1217         }
1218       }
1219       break;
1220       case PartSet_Tools::Any: {
1221         isProcessed = true;
1222         bool isDistance = isDistanceKind(aKind);
1223         if (isDistance)
1224           aSwitchedOn = myIsConstraintsShown[PartSet_Tools::Dimensional];
1225         else
1226           aSwitchedOn = myIsConstraintsShown[PartSet_Tools::Geometrical];
1227       }
1228       break;
1229     default:
1230       break;
1231     }
1232   }
1233   return aSwitchedOn;
1234 }
1235
1236 /*void PartSet_SketcherMgr::processHiddenObject(const std::list<ObjectPtr>& theObjects)
1237 {
1238   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1239                                                                            (getCurrentOperation());
1240   if (aFOperation && myCurrentSketch.get()) {
1241     // find results of the current operation
1242     // these results should not be proposed to be deleted
1243     FeaturePtr anOperationFeature = aFOperation->feature();
1244     std::list<ResultPtr> anOperationResultList = anOperationFeature->results();
1245     std::set<ResultPtr> anOperationResults;
1246     std::list<ResultPtr>::const_iterator aRIt = anOperationResultList.begin(),
1247                                         aRLast = anOperationResultList.end();
1248     for (; aRIt != aRLast; aRIt++)
1249       anOperationResults.insert(*aRIt);
1250
1251     std::set<FeaturePtr> anObjectsToBeDeleted;
1252     QStringList anObjectsToBeDeletedNames;
1253     std::list<ObjectPtr>::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1254     for (; anIt != aLast; anIt++) {
1255       ObjectPtr anObject = *anIt;
1256       bool aCanErase = true;
1257       // when the sketch operation is active, results of sketch sub-feature can not be hidden
1258       ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
1259       // the result is found between current feature results
1260       if (anOperationResults.find(aResult) != anOperationResults.end())
1261         continue;
1262
1263       if (aResult.get()) {
1264         // Display sketcher objects
1265         for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
1266           FeaturePtr aFeature = myCurrentSketch->subFeature(i);
1267           std::list<ResultPtr> aResults = aFeature->results();
1268           std::list<ResultPtr>::const_iterator anIt;
1269           for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
1270             aCanErase = *anIt != aResult;
1271           }
1272         }
1273       }
1274       if (!aCanErase) {
1275         FeaturePtr aFeature = ModelAPI_Feature::feature(anObject);
1276         if (aFeature.get() && anObjectsToBeDeleted.find(aFeature) == anObjectsToBeDeleted.end()) {
1277           anObjectsToBeDeleted.insert(aFeature);
1278           anObjectsToBeDeletedNames.append(aFeature->name().c_str());
1279         }
1280       }
1281     }
1282     if (!anObjectsToBeDeleted.empty()) {
1283       QString aFeatureNames = anObjectsToBeDeletedNames.join(", ");
1284       QString aMessage = tr("The following features have incorrect presentation and \
1285 will be hidden: %1. Would you like to delete them?")
1286                          .arg(aFeatureNames);
1287       int anAnswer = QMessageBox::question(qApp->activeWindow(), tr("Features hide"),
1288                                            aMessage, QMessageBox::Ok | QMessageBox::Cancel,
1289                                            QMessageBox::Cancel);
1290       if (anAnswer == QMessageBox::Ok) {
1291         QObjectPtrList anObjects;
1292         std::set<FeaturePtr>::const_iterator anIt = anObjectsToBeDeleted.begin(),
1293                                              aLast = anObjectsToBeDeleted.end();
1294         for (; anIt != aLast; anIt++)
1295           anObjects.append(*anIt);
1296         SessionPtr aMgr = ModelAPI_Session::get();
1297         DocumentPtr aDoc = aMgr->activeDocument();
1298         bool aIsOp = aMgr->isOperation();
1299         if (!aIsOp)
1300           aMgr->startOperation();
1301         workshop()->deleteFeatures(anObjects);
1302         //static Events_ID aDeletedEvent = Events_Loop::eventByName(EVENT_OBJECT_DELETED);
1303         //static Events_ID aRedispEvent = Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY);
1304         //Events_Loop::loop()->flush(aDeletedEvent);
1305         //Events_Loop::loop()->flush(aRedispEvent);
1306
1307         if (!aIsOp)
1308           aMgr->finishOperation();
1309       }
1310     }
1311   }
1312 }*/
1313
1314 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
1315 {
1316   bool aCanDisplay = myIsMouseOverWindow;
1317   if (!aCanDisplay) {
1318     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1319     if (anActiveWidget)
1320       aCanDisplay = anActiveWidget->getValueState() == ModuleBase_ModelWidget::Stored;
1321   }
1322   return aCanDisplay;
1323 }
1324
1325 bool PartSet_SketcherMgr::canChangeCursor(ModuleBase_Operation* theOperation) const
1326 {
1327   return isNestedCreateOperation(theOperation, activeSketch()) ||
1328          myModule->sketchReentranceMgr()->isInternalEditActive();
1329 }
1330
1331 const QMap<PartSet_Tools::ConstraintVisibleState, bool>& PartSet_SketcherMgr::showConstraintStates()
1332 {
1333   return myIsConstraintsShown;
1334 }
1335
1336 bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
1337 {
1338   bool isFoundObject = false;
1339
1340   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
1341   if (anObjectFeature.get()) {
1342     int aSize = myCurrentSketch->numberOfSubs();
1343     for (int i = 0; i < myCurrentSketch->numberOfSubs() && !isFoundObject; i++) {
1344       FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
1345       isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
1346     }
1347   }
1348   return isFoundObject;
1349 }
1350
1351 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
1352 {
1353   if (myPlaneFilter.IsNull())
1354    myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
1355
1356   myPlaneFilter->setPlane(thePln);
1357 }
1358
1359 bool PartSet_SketcherMgr::setDistanceValueByPreselection(ModuleBase_Operation* theOperation,
1360                                                          ModuleBase_IWorkshop* theWorkshop,
1361                                                          bool& theCanCommitOperation)
1362 {
1363   bool isValueAccepted = false;
1364   theCanCommitOperation = false;
1365
1366   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1367                                                                               (theOperation);
1368   FeaturePtr aFeature = aFOperation->feature();
1369   // editor is shown only if all attribute references are filled by preseletion
1370   bool anAllRefAttrInitialized = true;
1371
1372   std::list<AttributePtr> aRefAttrs = aFeature->data()->attributes(
1373                                               ModelAPI_AttributeRefAttr::typeId());
1374   std::list<AttributePtr>::const_iterator anIt = aRefAttrs.begin(), aLast = aRefAttrs.end();
1375   for (; anIt != aLast && anAllRefAttrInitialized; anIt++) {
1376     anAllRefAttrInitialized = (*anIt)->isInitialized();
1377   }
1378   if (anAllRefAttrInitialized) {
1379     // Activate dimension value editing on double click
1380     ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
1381     QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
1382     // Find corresponded widget to activate value editing
1383     foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
1384       if (aWgt->attributeID() == "ConstraintValue") {
1385         // the featue should be displayed in order to find the AIS text position,
1386         // the place where the editor will be shown
1387         aFeature->setDisplayed(true);
1388         /// the execute is necessary to perform in the feature compute for flyout position
1389         aFeature->execute();
1390
1391         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
1392         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1393
1394         PartSet_WidgetEditor* anEditor = dynamic_cast<PartSet_WidgetEditor*>(aWgt);
1395         if (anEditor) {
1396           int aX = 0, anY = 0;
1397
1398           XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(theWorkshop);
1399           XGUI_Displayer* aDisplayer = aWorkshop->displayer();
1400           AISObjectPtr anAIS = aDisplayer->getAISObject(aFeature);
1401           Handle(AIS_InteractiveObject) anAISIO;
1402           if (anAIS.get() != NULL) {
1403             anAISIO = anAIS->impl<Handle(AIS_InteractiveObject)>();
1404           }
1405           if (anAIS.get() != NULL) {
1406             Handle(AIS_InteractiveObject) anAISIO = anAIS->impl<Handle(AIS_InteractiveObject)>();
1407
1408             if (!anAISIO.IsNull()) {
1409               Handle(AIS_Dimension) aDim = Handle(AIS_Dimension)::DownCast(anAISIO);
1410               if (!aDim.IsNull()) {
1411                 gp_Pnt aPosition = aDim->GetTextPosition();
1412
1413                 ModuleBase_IViewer* aViewer = aWorkshop->viewer();
1414                 Handle(V3d_View) aView = aViewer->activeView();
1415                 int aCX, aCY;
1416                 aView->Convert(aPosition.X(), aPosition.Y(), aPosition.Z(), aCX, aCY);
1417
1418                 QWidget* aViewPort = aViewer->activeViewPort();
1419                 QPoint aGlPoint = aViewPort->mapToGlobal(QPoint(aCX, aCY));
1420                 aX = aGlPoint.x();
1421                 anY = aGlPoint.y();
1422               }
1423             }
1424             anEditor->setCursorPosition(aX, anY);
1425             isValueAccepted = anEditor->showPopupEditor(false);
1426             theCanCommitOperation = true;
1427           }
1428         }
1429       }
1430     }
1431   }
1432   return isValueAccepted;
1433 }
1434
1435 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
1436                                              const FeaturePtr& theSketch,
1437                                              ModuleBase_IWorkshop* theWorkshop,
1438                                              const FeatureToSelectionMap& theSelection,
1439                                              SelectMgr_IndexedMapOfOwner& theOwnersToSelect)
1440 {
1441   if (theFeature.get() == NULL)
1442     return;
1443
1444   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
1445   std::set<AttributePtr> aSelectedAttributes = anIt.value().first;
1446   std::set<ResultPtr> aSelectedResults = anIt.value().second;
1447
1448   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1449
1450   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1451   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1452
1453   // 1. found the feature's owners. Check the AIS objects of the constructions
1454   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
1455   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
1456     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1457
1458     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1459     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1460     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
1461       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
1462       if (!anOwner.IsNull())
1463         theOwnersToSelect.Add(anOwner);
1464     }
1465   }
1466
1467   // 2. found the feature results's owners
1468   std::list<ResultPtr> aResults = theFeature->results();
1469   std::list<ResultPtr>::const_iterator aIt;
1470   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1471   {
1472     ResultPtr aResult = *aIt;
1473     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1474     if (aAISObj.get() == NULL)
1475       continue;
1476     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1477
1478     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1479     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1480     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1481       Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1482       if ( anOwner.IsNull() || !anOwner->HasShape() )
1483         continue;
1484       const TopoDS_Shape& aShape = anOwner->Shape();
1485       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
1486       if (aShapeType == TopAbs_VERTEX) {
1487         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
1488         if (aPntAttr.get() != NULL &&
1489             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end()) {
1490           theOwnersToSelect.Add(anOwner);
1491         }
1492       }
1493       else if (aShapeType == TopAbs_EDGE) {
1494         bool aFound = aSelectedResults.find(aResult) != aSelectedResults.end();
1495         if (aSelectedResults.find(aResult) != aSelectedResults.end() &&
1496             theOwnersToSelect.FindIndex(anOwner) <= 0)
1497           theOwnersToSelect.Add(anOwner);
1498       }
1499     }
1500   }
1501 }
1502
1503 void PartSet_SketcherMgr::connectToPropertyPanel(ModuleBase_ModelWidget* theWidget, const bool isToConnect)
1504 {
1505   if (isToConnect) {
1506     connect(theWidget, SIGNAL(beforeValuesChanged()),
1507             this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1508     connect(theWidget, SIGNAL(afterValuesChanged()),
1509             this, SLOT(onAfterValuesChangedInPropertyPanel()));
1510   }
1511   else {
1512     disconnect(theWidget, SIGNAL(beforeValuesChanged()),
1513                 this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1514     disconnect(theWidget, SIGNAL(afterValuesChanged()),
1515                 this, SLOT(onAfterValuesChangedInPropertyPanel()));
1516   }
1517 }
1518
1519 void PartSet_SketcherMgr::widgetStateChanged(int thePreviousState)
1520 {
1521   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1522                                                                            (getCurrentOperation());
1523   if (aFOperation) {
1524     if (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1525         PartSet_SketcherMgr::isNestedSketchOperation(aFOperation, activeSketch()) &&
1526         thePreviousState == ModuleBase_ModelWidget::ModifiedInPP) {
1527       FeaturePtr aFeature = aFOperation->feature();
1528       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
1529     }
1530   }
1531 }
1532
1533 void PartSet_SketcherMgr::customizePresentation(const ObjectPtr& theObject)
1534 {
1535   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1536                                                                            (getCurrentOperation());
1537   if (aFOperation && (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1538                       PartSet_SketcherMgr::isNestedSketchOperation(aFOperation, activeSketch())))
1539     SketcherPrs_Tools::sendExpressionShownEvent(myIsConstraintsShown[PartSet_Tools::Expressions]);
1540
1541   // update entities selection priorities
1542   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1543   if (aFeature.get() && PartSet_SketcherMgr::isEntity(aFeature->getKind())) {
1544     // update priority for feature
1545     updateSelectionPriority(aFeature, aFeature);
1546     // update priority for results of the feature
1547     std::list<ResultPtr> aResults = aFeature->results();
1548     std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLastIt = aResults.end();
1549     for (; anIt != aLastIt; anIt++)
1550       updateSelectionPriority(*anIt, aFeature);
1551   }
1552 }
1553
1554 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
1555 {
1556   return myModule->workshop()->currentOperation();
1557 }
1558
1559 //**************************************************************
1560 ModuleBase_ModelWidget* PartSet_SketcherMgr::getActiveWidget() const
1561 {
1562   ModuleBase_ModelWidget* aWidget = 0;
1563   ModuleBase_Operation* anOperation = getCurrentOperation();
1564   if (anOperation) {
1565     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
1566     if (aPanel)
1567       aWidget = aPanel->activeWidget();
1568   }
1569   return aWidget;
1570 }
1571
1572 void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
1573                                            const bool isEditOperation,
1574                                            const bool isToDisplay,
1575                                            const bool isFlushRedisplay)
1576 {
1577   #ifdef DEBUG_DO_NOT_BY_ENTER
1578   return;
1579   #endif
1580
1581   if (isEditOperation || !theFeature.get())
1582     return;
1583
1584   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1585   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1586
1587   // 1. change visibility of the object itself, here the presentable object is processed,
1588   // e.g. constraints features
1589   //FeaturePtr aFeature = aFOperation->feature();
1590   std::list<ResultPtr> aResults = theFeature->results();
1591   if (isToDisplay)
1592     theFeature->setDisplayed(true);
1593   else
1594     theFeature->setDisplayed(false);
1595
1596   // change visibility of the object results, e.g. non-constraint features
1597   std::list<ResultPtr>::const_iterator aIt;
1598   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1599     if (isToDisplay) {
1600       (*aIt)->setDisplayed(true);
1601     }
1602     else {
1603       (*aIt)->setDisplayed(false);
1604     }
1605   }
1606   if (isFlushRedisplay)
1607     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1608 }
1609
1610 void PartSet_SketcherMgr::storeSelection(const bool theHighlightedOnly)
1611 {
1612   if (!myCurrentSketch.get())
1613     return;
1614
1615   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1616   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1617   QList<ModuleBase_ViewerPrsPtr> aStoredPrs = aSelect->getHighlighted();
1618
1619   QList<FeaturePtr> aFeatureList;
1620   if (!theHighlightedOnly) {
1621     QList<ModuleBase_ViewerPrsPtr> aSelected = aSelect->getSelected(
1622                                                               ModuleBase_ISelection::AllControls);
1623     aStoredPrs.append(aSelected);
1624   }
1625
1626   // 1. it is necessary to save current selection in order to restore it after the features moving
1627   myCurrentSelection.clear();
1628
1629   QList<ModuleBase_ViewerPrsPtr>::const_iterator anIt = aStoredPrs.begin(), aLast = aStoredPrs.end();
1630
1631   CompositeFeaturePtr aSketch = activeSketch();
1632   for (; anIt != aLast; anIt++) {
1633     ModuleBase_ViewerPrsPtr aPrs = *anIt;
1634     ObjectPtr anObject = aPrs->object();
1635     if (!anObject.get())
1636       continue;
1637
1638     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
1639     FeaturePtr aFeature;
1640     if (aResult.get())
1641       aFeature = ModelAPI_Feature::feature(aResult);
1642     else
1643       aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
1644
1645
1646     std::set<AttributePtr> aSelectedAttributes;
1647     std::set<ResultPtr> aSelectedResults;
1648     if (myCurrentSelection.find(aFeature) != myCurrentSelection.end()) {
1649       std::pair<std::set<AttributePtr>, std::set<ResultPtr> > aPair = myCurrentSelection.find(aFeature).value();
1650       aSelectedAttributes = aPair.first;
1651       aSelectedResults = aPair.second;
1652     }
1653
1654     Handle(SelectMgr_EntityOwner) anOwner = aPrs->owner();
1655     if (aResult.get()) {
1656       getAttributesOrResults(anOwner, aFeature, aSketch, aResult,
1657                              aSelectedAttributes, aSelectedResults);
1658     }
1659     else {
1660       std::list<ResultPtr> aResults = aFeature->results();
1661       std::list<ResultPtr>::const_iterator aIt;
1662       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1663         ResultPtr aResult = *aIt;
1664         getAttributesOrResults(anOwner, aFeature, aSketch, aResult,
1665                                aSelectedAttributes, aSelectedResults);
1666       }
1667     }
1668     myCurrentSelection[aFeature] = std::make_pair(aSelectedAttributes, aSelectedResults);
1669   }
1670   //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1671 }
1672
1673 void PartSet_SketcherMgr::restoreSelection()
1674 {
1675   if (!myCurrentSketch.get())
1676     return;
1677
1678   //qDebug(QString("restoreSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1679   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1680   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1681   FeatureToSelectionMap::const_iterator aSIt = myCurrentSelection.begin(),
1682                                         aSLast = myCurrentSelection.end();
1683   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1684   for (; aSIt != aSLast; aSIt++) {
1685     anOwnersToSelect.Clear();
1686     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, myCurrentSelection,
1687                         anOwnersToSelect);
1688     aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1689   }
1690 }
1691
1692 void PartSet_SketcherMgr::onShowConstraintsToggle(int theType, bool theState)
1693 {
1694   PartSet_Tools::ConstraintVisibleState aType = (PartSet_Tools::ConstraintVisibleState)theType;
1695
1696   updateBySketchParameters(aType, theState);
1697 }
1698
1699 void PartSet_SketcherMgr::updateBySketchParameters(
1700                                    const PartSet_Tools::ConstraintVisibleState& theType,
1701                                    bool theState)
1702 {
1703   if (myCurrentSketch.get() == NULL)
1704     return;
1705
1706   bool aPrevState = myIsConstraintsShown[theType];
1707   myIsConstraintsShown[theType] = theState;
1708
1709   switch (theType) {
1710     case PartSet_Tools::Geometrical:
1711     case PartSet_Tools::Dimensional: {
1712       if (aPrevState != theState) {
1713         ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1714         XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1715         for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1716           FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1717           bool aProcessed = false;
1718           bool aConstraintDisplayed = canDisplayConstraint(aSubFeature, theType, aProcessed);
1719           if (aProcessed)
1720             aSubFeature->setDisplayed(aConstraintDisplayed);
1721         }
1722         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1723       }
1724     }
1725     break;
1726     case PartSet_Tools::Expressions: {
1727       if (aPrevState != theState) {
1728         /// call all sketch features redisplay, the expression state will be corrected in customize
1729         /// of distance presentation
1730         Events_ID anEventId = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
1731         PartSet_Tools::sendSubFeaturesEvent(myCurrentSketch, anEventId);
1732       }
1733     }
1734     break;
1735   }
1736 }
1737
1738 void PartSet_SketcherMgr::updateSelectionPriority(ObjectPtr theObject,
1739                                                   FeaturePtr theFeature)
1740 {
1741   if (!theObject.get() || !theFeature.get())
1742     return;
1743
1744   AISObjectPtr anAIS = workshop()->displayer()->getAISObject(theObject);
1745   Handle(AIS_InteractiveObject) anAISIO;
1746   if (anAIS.get() != NULL) {
1747     anAISIO = anAIS->impl<Handle(AIS_InteractiveObject)>();
1748   }
1749
1750   if (!anAISIO.IsNull()) { // the presentation for the object is visualized
1751     int anAdditionalPriority = 0;
1752     // current feature
1753     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
1754             std::dynamic_pointer_cast<SketchPlugin_Feature>(theFeature);
1755     if (aSPFeature.get() != NULL) {
1756       // 1. Vertices
1757       // 2. Simple segments
1758       // 3. External objects (violet color)
1759       // 4. Auxiliary segments (dotted)
1760       // StdSelect_BRepSelectionTool::Load uses priority calculating:
1761       // Standard_Integer aPriority = (thePriority == -1) ? GetStandardPriority (theShape, theType) : thePriority;
1762       // Priority of Vertex is 8, edge(segment) is 7.
1763       // It might be not corrected as provides the condition above.
1764       bool isExternal = aSPFeature->isExternal();
1765       bool isAuxiliary = PartSet_Tools::isAuxiliarySketchEntity(aSPFeature);
1766       // current feature
1767       if (!isExternal && !isAuxiliary)
1768         anAdditionalPriority = 30;
1769       // external feature
1770       if (isExternal)
1771         anAdditionalPriority = 20;
1772       // auxiliary feature
1773       if (isAuxiliary) {
1774         anAdditionalPriority = 10; /// auxiliary objects should have less priority that
1775         // edges/vertices of local selection on not-sketch objects
1776       }
1777       Handle(ModuleBase_ResultPrs) aResult = Handle(ModuleBase_ResultPrs)::DownCast(anAISIO);
1778       if (!aResult.IsNull()) {
1779         aResult->setAdditionalSelectionPriority(anAdditionalPriority);
1780       }
1781     }
1782   }
1783 }
1784
1785 XGUI_Workshop* PartSet_SketcherMgr::workshop() const
1786 {
1787   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1788   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1789   return aConnector->workshop();
1790 }
1791
1792 XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
1793 {
1794   return workshop()->operationMgr();
1795 }
1796