PartSet_SketcherMgr.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_SketcherMgr.cpp
   4 // Created:     19 Dec 2014
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "PartSet_SketcherMgr.h"
   8 #include "PartSet_SketcherReetntrantMgr.h"
   9 #include "PartSet_Module.h"
  10 #include "PartSet_WidgetPoint2d.h"
  11 #include "PartSet_WidgetPoint2dDistance.h"
  12 #include "PartSet_Tools.h"
  13 #include "PartSet_WidgetSketchLabel.h"
  14 #include "PartSet_WidgetEditor.h"
  15 #include "PartSet_ResultSketchPrs.h"
  16
  17 #include <XGUI_ModuleConnector.h>
  18 #include <XGUI_Displayer.h>
  19 #include <XGUI_Workshop.h>
  20 #include <XGUI_ContextMenuMgr.h>
  21 #include <XGUI_Selection.h>
  22 #include <XGUI_SelectionMgr.h>
  23 #include <XGUI_ModuleConnector.h>
  24 #include <XGUI_PropertyPanel.h>
  25 #include <XGUI_ViewerProxy.h>
  26 #include <XGUI_OperationMgr.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
  41 #include <GeomDataAPI_Point2D.h>
  42
  43 #include <Events_Loop.h>
  44
  45 #include <SketchPlugin_Line.h>
  46 #include <SketchPlugin_Sketch.h>
  47 #include <SketchPlugin_Point.h>
  48 #include <SketchPlugin_Arc.h>
  49 #include <SketchPlugin_Circle.h>
  50 #include <SketchPlugin_ConstraintLength.h>
  51 #include <SketchPlugin_ConstraintDistance.h>
  52 #include <SketchPlugin_ConstraintParallel.h>
  53 #include <SketchPlugin_ConstraintPerpendicular.h>
  54 #include <SketchPlugin_ConstraintRadius.h>
  55 #include <SketchPlugin_ConstraintRigid.h>
  56 #include <SketchPlugin_ConstraintHorizontal.h>
  57 #include <SketchPlugin_ConstraintVertical.h>
  58 #include <SketchPlugin_ConstraintEqual.h>
  59 #include <SketchPlugin_ConstraintTangent.h>
  60 #include <SketchPlugin_ConstraintCoincidence.h>
  61 #include <SketchPlugin_ConstraintFillet.h>
  62 #include <SketchPlugin_ConstraintMirror.h>
  63 #include <SketchPlugin_ConstraintAngle.h>
  64 #include <SketchPlugin_ConstraintCollinear.h>
  65 #include <SketchPlugin_ConstraintMiddle.h>
  66 #include <SketchPlugin_MultiRotation.h>
  67 #include <SketchPlugin_MultiTranslation.h>
  68 #include <SketchPlugin_IntersectionPoint.h>
  69
  70 #include <SketcherPrs_Tools.h>
  71
  72 #include <SelectMgr_IndexedMapOfOwner.hxx>
  73 #include <StdSelect_BRepOwner.hxx>
  74
  75 //#include <AIS_DimensionSelectionMode.hxx>
  76 #include <AIS_Shape.hxx>
  77 #include <AIS_Dimension.hxx>
  78
  79 #include <ModelAPI_Events.h>
  80 #include <ModelAPI_Session.h>
  81 #include <ModelAPI_AttributeString.h>
  82
  83 #include <QMouseEvent>
  84 #include <QApplication>
  85 #include <QCursor>
  86 #include <QMessageBox>
  87
  88 //#define DEBUG_DO_NOT_BY_ENTER
  89
  90 //#define DEBUG_CURSOR
  91
  92 /// Returns list of unique objects by sum of objects from List1 and List2
  93 /*QList<ModuleBase_ViewerPrsPtr> getSumList(const QList<ModuleBase_ViewerPrsPtr>& theList1,
  94                                        const QList<ModuleBase_ViewerPrsPtr>& theList2)
  95 {
  96   QList<ModuleBase_ViewerPrsPtr> aRes;
  97   foreach (ModuleBase_ViewerPrsPtr aPrs, theList1) {
  98     if (!aRes.contains(aPrs))
  99       aRes.append(aPrs);
 100   }
 101   foreach (ModuleBase_ViewerPrsPtr aPrs, theList2) {
 102     if (!aRes.contains(aPrs))
 103       aRes.append(aPrs);
 104   }
 105   return aRes;
 106 }*/
 107
 108 // Fills the list of features the list of selected presentations.
 109 // \param theList a list of selected presentations
 110 // \param theSketch a sketch to project a vertex shape of a presentation to the plane
 111 // and find the corresponded attribute
 112 // \param theFeatureList  an output list of features
 113 void fillFeatureList(const QList<ModuleBase_ViewerPrsPtr>& theList,
 114                      const FeaturePtr theSketch,
 115                      QList<FeaturePtr>& theFeatureList)
 116 {
 117   QList<ModuleBase_ViewerPrsPtr> aRes;
 118
 119   QList<ModuleBase_ViewerPrsPtr>::const_iterator anIt = theList.begin(),
 120                                               aLast = theList.end();
 121   for (; anIt != aLast; anIt++)
 122   {
 123     ModuleBase_ViewerPrsPtr aPrs = *anIt;
 124     FeaturePtr aFeature = ModelAPI_Feature::feature(aPrs->object());
 125     if (aFeature.get()  && !theFeatureList.contains(aFeature))
 126       theFeatureList.append(aFeature);
 127   }
 128 }
 129
 130 /// Fills attribute and result lists by the selected owner. In case if the attribute is found,
 131 /// by the owner shape, it is put to the list. Otherwise if type of owner shape is edge, put the function
 132 /// result as is to the list of results.
 133 /// \param theOwner a viewer selected owner
 134 /// \param theFeature a feature, where the attribute is searched
 135 /// \param theSketch a current sketch
 136 /// \param theSelectedAttribute an output list of attributes
 137 /// \param theSelectedResults an output list of edge results
 138 void getAttributesOrResults(const Handle(SelectMgr_EntityOwner)& theOwner,
 139                             const FeaturePtr& theFeature, const FeaturePtr& theSketch,
 140                             const ResultPtr& theResult,
 141                             std::set<AttributePtr>& aSelectedAttributes,
 142                             std::set<ResultPtr>& aSelectedResults)
 143 {
 144   Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 145   if (aBRepOwner.IsNull())
 146     return;
 147   Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
 148                                                                     aBRepOwner->Selectable());
 149   if (aBRepOwner->HasShape()) {
 150     const TopoDS_Shape& aShape = aBRepOwner->Shape();
 151     TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 152     if (aShapeType == TopAbs_VERTEX) {
 153       AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
 154                                                                     aShape, theSketch);
 155       if (aPntAttr.get() != NULL)
 156         aSelectedAttributes.insert(aPntAttr);
 157     }
 158     else if (aShapeType == TopAbs_EDGE &&
 159              aSelectedResults.find(theResult) == aSelectedResults.end()) {
 160       aSelectedResults.insert(theResult);
 161     }
 162   }
 163 }
 164
 165 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
 166   : QObject(theModule), myModule(theModule), myIsDragging(false), myDragDone(false),
 167     myIsMouseOverWindow(false),
 168     myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
 169     myIsPopupMenuActive(false)
 170 {
 171   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 172   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
 173
 174   myPreviousDrawModeEnabled = true;//aViewer->isSelectionEnabled();
 175
 176   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
 177           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
 178
 179   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 180           this, SLOT(onMouseReleased(ModuleBase_IViewWindow*, QMouseEvent*)));
 181
 182   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
 183           this, SLOT(onMouseMoved(ModuleBase_IViewWindow*, QMouseEvent*)));
 184
 185   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)),
 186           this, SLOT(onMouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
 187
 188   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 189   XGUI_Workshop* aWorkshop = aConnector->workshop();
 190   connect(aWorkshop, SIGNAL(applicationStarted()), this, SLOT(onApplicationStarted()));
 191
 192   myIsConstraintsShown[PartSet_Tools::Geometrical] = true;
 193   myIsConstraintsShown[PartSet_Tools::Dimensional] = true;
 194   myIsConstraintsShown[PartSet_Tools::Expressions] = false;
 195 }
 196
 197 PartSet_SketcherMgr::~PartSet_SketcherMgr()
 198 {
 199   if (!myPlaneFilter.IsNull())
 200     myPlaneFilter.Nullify();
 201 }
 202
 203 void PartSet_SketcherMgr::onEnterViewPort()
 204 {
 205   // 1. if the mouse over window, update the next flag. Do not perform update visibility of
 206   // created feature because it should be done in onMouseMove(). Some widgets watch
 207   // the mouse move and use the cursor position to update own values. If the presentaion is
 208   // redisplayed before this update, the feature presentation jumps from reset value to current.
 209   myIsMouseOverWindow = true;
 210
 211   #ifdef DEBUG_DO_NOT_BY_ENTER
 212   return;
 213   #endif
 214
 215   if (canChangeCursor(getCurrentOperation())) {
 216     QCursor* aCurrentCursor = QApplication::overrideCursor();
 217     if (!aCurrentCursor || aCurrentCursor->shape() != Qt::CrossCursor) {
 218       QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
 219 #ifdef DEBUG_CURSOR
 220       qDebug("onEnterViewPort() : Qt::CrossCursor");
 221 #endif
 222     }
 223   }
 224
 225   if (!isNestedCreateOperation(getCurrentOperation()))
 226     return;
 227
 228   operationMgr()->onValidateOperation();
 229
 230   // we need change displayed state of the current operation feature
 231   // if the feature is presentable, e.g. distance construction. It has no results, so workshop does
 232   // not accept a signal about the result created. Nothing is shown until mouse is moved out/in view
 233   // port. If the isDisplayed flag is true, the presentable feature is displayed as soon as the
 234   // presentation becomes valid and redisplay happens
 235   //ModuleBase_Operation* aOperation = getCurrentOperation();
 236   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 237                                                                            (getCurrentOperation());
 238   if (aFOperation) {
 239     FeaturePtr aFeature = aFOperation->feature();
 240     if (aFeature.get() && aFeature->data()->isValid()) {
 241       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature), false);
 242     }
 243   }
 244 }
 245
 246 void PartSet_SketcherMgr::onLeaveViewPort()
 247 {
 248   myIsMouseOverViewProcessed = false;
 249   myIsMouseOverWindow = false;
 250   // it is important to validate operation here only if sketch entity create operation is active
 251   // because at this operation we reacts to the mouse leave/enter view port
 252   //operationMgr()->onValidateOperation();
 253
 254   #ifdef DEBUG_DO_NOT_BY_ENTER
 255   return;
 256   #endif
 257
 258   if (canChangeCursor(getCurrentOperation())) {
 259     QApplication::restoreOverrideCursor();
 260 #ifdef DEBUG_CURSOR
 261     qDebug("onLeaveViewPort() : None");
 262 #endif
 263   }
 264
 265   if (!isNestedCreateOperation(getCurrentOperation()))
 266     return;
 267
 268   // the method should be performed if the popup menu is called,
 269   // the reset of the current widget should not happen
 270   if (myIsPopupMenuActive)
 271     return;
 272
 273   operationMgr()->onValidateOperation();
 274
 275   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
 276   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 277   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 278   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 279   // disable the viewer update in order to avoid visualization of redisplayed feature in viewer
 280   // obtained after reset value
 281   bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 282   ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 283   if (anActiveWidget)
 284     anActiveWidget->reset();
 285
 286   // hides the presentation of the current operation feature
 287   // the feature is to be erased here, but it is correct to call canDisplayObject because
 288   // there can be additional check (e.g. editor widget in distance constraint)
 289   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 290                                                                            (getCurrentOperation());
 291   if (aFOperation) {
 292     FeaturePtr aFeature = aFOperation->feature();
 293     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 294   }
 295   // we should update viewer after the presentation are hidden in the viewer
 296   // otherwise the reset presentation(line) appears in the viewer(by quick move from viewer to PP)
 297   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 298 }
 299
 300 void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
 301 {
 302   if (!isNestedEditOperation(getCurrentOperation()) ||
 303       myModule->sketchReentranceMgr()->isInternalEditActive())
 304     return;
 305   // it is necessary to save current selection in order to restore it after the values are modifed
 306   storeSelection();
 307
 308   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 309   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 310   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 311   myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
 312 }
 313
 314 void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
 315 {
 316   if (!isNestedEditOperation(getCurrentOperation()) ||
 317       myModule->sketchReentranceMgr()->isInternalEditActive()) {
 318     myModule->sketchReentranceMgr()->updateInternalEditActiveState();
 319     return;
 320   }
 321   // it is necessary to restore current selection in order to restore it after the values are modified
 322   restoreSelection();
 323   myCurrentSelection.clear();
 324
 325   // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 326   // viewer happens by deselect/select the modified objects. The flag should be restored after
 327   // the selection processing. The update viewer should be also called.
 328   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 329   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 330   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 331   aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
 332   aDisplayer->updateViewer();
 333
 334
 335 }
 336
 337 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 338 {
 339   if (myModule->sketchReentranceMgr()->processMousePressed(theWnd, theEvent))
 340     return;
 341
 342   //get2dPoint(theWnd, theEvent, myClickedPoint);
 343
 344   if (!(theEvent->buttons() & Qt::LeftButton))
 345     return;
 346
 347   // Clear dragging mode
 348   myIsDragging = false;
 349
 350   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 351   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 352   if (!aViewer->canDragByMouse())
 353     return;
 354
 355   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 356                                                                (getCurrentOperation());
 357   if (!aFOperation)
 358     return;
 359
 360   if (aFOperation->isEditOperation()) {
 361     // If the current widget is a selector, do nothing, it processes the mouse press
 362     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 363     if(anActiveWidget && anActiveWidget->isViewerSelector()) {
 364       return;
 365     }
 366   }
 367
 368   // Use only for sketch operations
 369   if (myCurrentSketch) {
 370     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
 371       return;
 372
 373     bool isSketcher = isSketchOperation(aFOperation);
 374     bool isSketchOpe = isNestedSketchOperation(aFOperation);
 375
 376     // Avoid non-sketch operations
 377     if ((!isSketchOpe) && (!isSketcher))
 378       return;
 379
 380     bool isEditing = aFOperation->isEditOperation();
 381
 382     // Ignore creation sketch operation
 383     if ((!isSketcher) && (!isEditing))
 384       return;
 385
 386     Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 387     if (!aContext.IsNull()) {
 388       // MoveTo in order to highlight current object
 389       aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 390     }
 391     // Remember highlighted objects for editing
 392     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 393
 394     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 395     storeSelection(!aHasShift);
 396
 397     if (myCurrentSelection.empty()) {
 398       if (isSketchOpe && (!isSketcher))
 399         // commit previous operation
 400         if (!aFOperation->commit())
 401           aFOperation->abort();
 402       return;
 403     }
 404     // Init flyout point for radius rotation
 405     FeaturePtr aFeature = myCurrentSelection.begin().key();
 406
 407     if (isSketcher) {
 408       myIsDragging = true;
 409       get2dPoint(theWnd, theEvent, myCurrentPoint);
 410       myDragDone = false;
 411
 412       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 413       launchEditing();
 414       if (aFeature.get() != NULL) {
 415         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 416                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 417       if (aSPFeature.get() && aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID()) {
 418           DataPtr aData = aSPFeature->data();
 419           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 420           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 421             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 422           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 423         }
 424       }
 425     } else if (isSketchOpe && isEditing) {
 426       // If selected another object commit current result
 427       aFOperation->commit();
 428
 429       myIsDragging = true;
 430       get2dPoint(theWnd, theEvent, myCurrentPoint);
 431       myDragDone = false;
 432
 433       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 434
 435       // this is temporary commented in order to avoid the following wrong case:
 436       // Distance constraint is under edition, double click on the digit -> nothing happens
 437       // because QApplication::processEvents() calls onMouseDoubleClick, which try to show editor
 438       // but as the prev edit is commited an new one is not started, editor is not shown.
 439       // This is necessary in order to finalize previous operation
 440       //QApplication::processEvents();
 441       launchEditing();
 442     }
 443   }
 444 }
 445
 446 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 447 {
 448   if (myModule->sketchReentranceMgr()->processMouseReleased(theWnd, theEvent))
 449     return;
 450
 451   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 452   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 453   if (!aViewer->canDragByMouse())
 454     return;
 455   ModuleBase_Operation* aOp = getCurrentOperation();
 456   if (aOp) {
 457     if (isNestedSketchOperation(aOp)) {
 458       //get2dPoint(theWnd, theEvent, myClickedPoint);
 459
 460       // Only for sketcher operations
 461       if (myIsDragging) {
 462         if (myDragDone) {
 463           //aOp->commit();
 464           myCurrentSelection.clear();
 465           /*Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 466           if (!aContext.IsNull()) {
 467           // Reselect edited object
 468           aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 469           if (theEvent->modifiers() & Qt::ShiftModifier)
 470             aContext->ShiftSelect();
 471           else
 472             aContext->Select();
 473           */
 474         }
 475       }
 476     }
 477   }
 478
 479   aWorkshop->viewer()->enableDrawMode(myPreviousDrawModeEnabled);
 480   myIsDragging = false;
 481 }
 482
 483 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 484 {
 485   if (myModule->sketchReentranceMgr()->processMouseMoved(theWnd, theEvent))
 486     return;
 487
 488   if (isNestedCreateOperation(getCurrentOperation()) && !myIsMouseOverViewProcessed) {
 489     myIsMouseOverViewProcessed = true;
 490     // 1. perform the widget mouse move functionality and display the presentation
 491     // the mouse move should be processed in the widget, if it can in order to visualize correct
 492     // presentation. These widgets correct the feature attribute according to the mouse position
 493     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 494     PartSet_WidgetPoint2D* aPoint2DWdg = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWidget);
 495     if (aPoint2DWdg) {
 496       aPoint2DWdg->onMouseMove(theWnd, theEvent);
 497     }
 498     PartSet_WidgetPoint2dDistance* aDistanceWdg = dynamic_cast<PartSet_WidgetPoint2dDistance*>
 499                                                                 (anActiveWidget);
 500     if (aDistanceWdg) {
 501       aDistanceWdg->onMouseMove(theWnd, theEvent);
 502     }
 503     // the feature is to be erased here, but it is correct to call canDisplayObject because
 504     // there can be additional check (e.g. editor widget in distance constraint)
 505     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 506                                                                              (getCurrentOperation());
 507     if (aFOperation) {
 508       FeaturePtr aFeature = aFOperation->feature();
 509       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 510     }
 511   }
 512
 513   //myClickedPoint.clear();
 514
 515   if (myIsDragging) {
 516     // 1. the current selection is saved in the mouse press method in order to restore it after moving
 517     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
 518     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
 519     // deselected). This flag should be restored in the slot, processed the mouse release signal.
 520
 521     ModuleBase_Operation* aCurrentOperation = getCurrentOperation();
 522     if (!aCurrentOperation)
 523       return;
 524     if (isSketchOperation(aCurrentOperation))
 525       return; // No edit operation activated
 526
 527     Handle(V3d_View) aView = theWnd->v3dView();
 528     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 529     double aX, aY;
 530     PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, aY);
 531     double dX =  aX - myCurrentPoint.myCurX;
 532     double dY =  aY - myCurrentPoint.myCurY;
 533
 534     ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 535     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 536     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 537     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 538     // viewer happens by deselect/select the modified objects. The flag should be restored after
 539     // the selection processing. The update viewer should be also called.
 540     bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 541
 542     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
 543     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 544     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
 545                                           aLast = myCurrentSelection.end();
 546     // 4. the features and attributes modification(move)
 547     bool isModified = false;
 548     for (; anIt != aLast; anIt++) {
 549       FeaturePtr aFeature = anIt.key();
 550
 551       std::set<AttributePtr> anAttributes = anIt.value().first;
 552       // Process selection by attribute: the priority to the attribute
 553       if (!anAttributes.empty()) {
 554         std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
 555                                                anAttLast = anAttributes.end();
 556         for (; anAttIt != anAttLast; anAttIt++) {
 557           AttributePtr anAttr = *anAttIt;
 558           if (anAttr.get() == NULL)
 559             continue;
 560           std::string aAttrId = anAttr->id();
 561           DataPtr aData = aFeature->data();
 562           if (aData->isValid()) {
 563             std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 564               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(aAttrId));
 565             if (aPoint.get() != NULL) {
 566               bool isImmutable = aPoint->setImmutable(true);
 567               aPoint->move(dX, dY);
 568               isModified = true;
 569               ModelAPI_EventCreator::get()->sendUpdated(aFeature, aMoveEvent);
 570               aPoint->setImmutable(isImmutable);
 571             }
 572           }
 573         }
 574       } else {
 575         // Process selection by feature
 576         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 577           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 578         if (aSketchFeature) {
 579           aSketchFeature->move(dX, dY);
 580           isModified = true;
 581           ModelAPI_EventCreator::get()->sendUpdated(aSketchFeature, aMoveEvent);
 582         }
 583       }
 584     }
 585     // the modified state of the current operation should be updated if there are features, which
 586     // were changed here
 587     if (isModified) {
 588       aCurrentOperation->onValuesChanged();
 589     }
 590     Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
 591     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 592
 593     // 5. it is necessary to save current selection in order to restore it after the features moving
 594     restoreSelection();
 595     // 6. restore the update viewer flag and call this update
 596     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 597     aDisplayer->updateViewer();
 598
 599     myDragDone = true;
 600     myCurrentPoint.setValue(aX, aY);
 601   }
 602 }
 603
 604 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 605 {
 606   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 607                                                                (getCurrentOperation());
 608   if (aFOperation && aFOperation->isEditOperation()) {
 609     std::string aId = aFOperation->id().toStdString();
 610     if (isDistanceOperation(aFOperation))
 611     {
 612       // Activate dimension value editing on double click
 613       ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 614       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 615       // Find corresponded widget to activate value editing
 616       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 617         if (aWgt->attributeID() == "ConstraintValue") {
 618           PartSet_WidgetEditor* anEditor = dynamic_cast<PartSet_WidgetEditor*>(aWgt);
 619           if (anEditor)
 620             anEditor->showPopupEditor();
 621           return;
 622         }
 623       }
 624     }
 625   }
 626 }
 627
 628 void PartSet_SketcherMgr::onApplicationStarted()
 629 {
 630   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 631   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 632   XGUI_Workshop* aWorkshop = aConnector->workshop();
 633   PartSet_SketcherReetntrantMgr* aReentranceMgr = myModule->sketchReentranceMgr();
 634
 635   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 636   if (aPropertyPanel) {
 637     //connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
 638     //        this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
 639
 640     connect(aPropertyPanel, SIGNAL(noMoreWidgets(const std::string&)),
 641             aReentranceMgr, SLOT(onNoMoreWidgets(const std::string&)));
 642     connect(aPropertyPanel, SIGNAL(widgetActivated(ModuleBase_ModelWidget*)),
 643             aReentranceMgr, SLOT(onWidgetActivated()));
 644   }
 645
 646   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
 647   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
 648   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
 649
 650   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 651   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
 652   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 653 }
 654
 655 //void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
 656 //{
 657   //if (!myClickedPoint.myIsInitialized)
 658   //  return;
 659
 660   //ModuleBase_Operation* aOperation = getCurrentOperation();
 661   // the distance constraint feature should not use the clickedd point
 662   // this is workaround in order to don't throw down the flyout point value,
 663   // set by execute() method of these type of features
 664   //if (isDistanceOperation(aOperation))
 665   //  return;
 666
 667   //PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
 668   //if (aPnt2dWgt) {
 669   //  aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
 670   //}
 671 //}
 672
 673 void PartSet_SketcherMgr::onBeforeContextMenu()
 674 {
 675   myIsPopupMenuActive = true;
 676 }
 677
 678 void PartSet_SketcherMgr::onAfterContextMenu()
 679 {
 680   myIsPopupMenuActive = false;
 681 }
 682
 683 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 684                                      Point& thePoint)
 685 {
 686   Handle(V3d_View) aView = theWnd->v3dView();
 687   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 688   double aX, anY;
 689   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
 690   thePoint.setValue(aX, anY);
 691 }
 692
 693 void PartSet_SketcherMgr::launchEditing()
 694 {
 695   if (!myCurrentSelection.empty()) {
 696     FeaturePtr aFeature = myCurrentSelection.begin().key();
 697     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 698               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 699     if (aSPFeature) {
 700       myModule->editFeature(aSPFeature);
 701     }
 702   }
 703 }
 704
 705 bool PartSet_SketcherMgr::sketchSolverError()
 706 {
 707   bool anError = false;
 708   CompositeFeaturePtr aSketch = activeSketch();
 709   if (aSketch.get()) {
 710     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 711     anError = !aAttributeString->value().empty();
 712   }
 713   return anError;
 714 }
 715
 716 QString PartSet_SketcherMgr::getFeatureError(const FeaturePtr& theFeature)
 717 {
 718   QString anError = "";
 719   if (!theFeature.get() || !theFeature->data()->isValid())
 720     return anError;
 721
 722   CompositeFeaturePtr aSketch = activeSketch();
 723   if (aSketch.get() && aSketch == theFeature) {
 724     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 725     anError = aAttributeString->value().c_str();
 726   }
 727   return anError;
 728 }
 729
 730 void PartSet_SketcherMgr::clearClickedFlags()
 731 {
 732   //myClickedPoint.clear();
 733   myCurrentPoint.clear();
 734 }
 735
 736 const QStringList& PartSet_SketcherMgr::sketchOperationIdList()
 737 {
 738   static QStringList aIds;
 739   if (aIds.size() == 0) {
 740     aIds << SketchPlugin_Line::ID().c_str();
 741     aIds << SketchPlugin_Point::ID().c_str();
 742     aIds << SketchPlugin_Arc::ID().c_str();
 743     aIds << SketchPlugin_Circle::ID().c_str();
 744     aIds << SketchPlugin_ConstraintFillet::ID().c_str();
 745     aIds << SketchPlugin_IntersectionPoint::ID().c_str();
 746     // TODO
 747     // SketchRectangle is a python feature, so its ID is passed just as a string
 748     aIds << "SketchRectangle";
 749     aIds.append(constraintsIdList());
 750   }
 751   return aIds;
 752 }
 753
 754 const QStringList& PartSet_SketcherMgr::constraintsIdList()
 755 {
 756   static QStringList aIds;
 757   if (aIds.size() == 0) {
 758     aIds << SketchPlugin_ConstraintLength::ID().c_str();
 759     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
 760     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
 761     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
 762     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 763     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
 764     aIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 765     aIds << SketchPlugin_ConstraintVertical::ID().c_str();
 766     aIds << SketchPlugin_ConstraintEqual::ID().c_str();
 767     aIds << SketchPlugin_ConstraintTangent::ID().c_str();
 768     aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 769     aIds << SketchPlugin_ConstraintMirror::ID().c_str();
 770     aIds << SketchPlugin_ConstraintAngle::ID().c_str();
 771     aIds << SketchPlugin_MultiRotation::ID().c_str();
 772     aIds << SketchPlugin_MultiTranslation::ID().c_str();
 773     aIds << SketchPlugin_ConstraintCollinear::ID().c_str();
 774     aIds << SketchPlugin_ConstraintMiddle::ID().c_str();
 775   }
 776   return aIds;
 777 }
 778
 779 void PartSet_SketcherMgr::sketchSelectionModes(QIntList& theModes)
 780 {
 781   theModes.clear();
 782
 783   theModes.append(SketcherPrs_Tools::Sel_Dimension_Text);
 784   theModes.append(SketcherPrs_Tools::Sel_Dimension_Line);
 785   theModes.append(SketcherPrs_Tools::Sel_Constraint);
 786   theModes.append(TopAbs_VERTEX);
 787   theModes.append(TopAbs_EDGE);
 788 }
 789
 790 Handle(AIS_InteractiveObject) PartSet_SketcherMgr::createPresentation(const ResultPtr& theResult)
 791 {
 792   Handle(AIS_InteractiveObject) aPrs;
 793
 794   FeaturePtr aFeature = ModelAPI_Feature::feature(theResult);
 795   if (aFeature.get() && aFeature->getKind() == SketchPlugin_Sketch::ID()) {
 796     aPrs = new PartSet_ResultSketchPrs(theResult);
 797   }
 798   return aPrs;
 799 }
 800
 801 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 802 {
 803   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
 804 }
 805
 806 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation)
 807 {
 808   return theOperation &&
 809          PartSet_SketcherMgr::sketchOperationIdList().contains(theOperation->id());
 810 }
 811
 812 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation)
 813 {
 814   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 815                                                                (theOperation);
 816   return aFOperation && !aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 817 }
 818
 819 bool PartSet_SketcherMgr::isNestedEditOperation(ModuleBase_Operation* theOperation)
 820 {
 821   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 822                                                                (theOperation);
 823   return aFOperation && aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 824 }
 825
 826 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
 827 {
 828   return (theId == SketchPlugin_Line::ID()) ||
 829          (theId == SketchPlugin_Point::ID()) ||
 830          (theId == SketchPlugin_Arc::ID()) ||
 831          (theId == SketchPlugin_Circle::ID());
 832 }
 833
 834 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 835 {
 836   std::string anId = theOperation ? theOperation->id().toStdString() : "";
 837
 838   return isDistanceKind(anId);
 839 }
 840
 841 bool PartSet_SketcherMgr::isDistanceKind(std::string& theKind)
 842 {
 843   return (theKind == SketchPlugin_ConstraintLength::ID()) ||
 844          (theKind == SketchPlugin_ConstraintDistance::ID()) ||
 845          (theKind == SketchPlugin_ConstraintRadius::ID()) ||
 846          (theKind == SketchPlugin_ConstraintAngle::ID());
 847 }
 848
 849 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 850 {
 851   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 852                                                                (getCurrentOperation());
 853   if (!aFOperation)
 854     return;
 855
 856   myModule->onViewTransformed();
 857
 858   // Display all sketcher sub-Objects
 859   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
 860   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 861   aConnector->workshop()->displayer()->activateTrihedron(true);
 862
 863   // Hide sketcher result
 864   std::list<ResultPtr> aResults = myCurrentSketch->results();
 865   std::list<ResultPtr>::const_iterator aIt;
 866   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 867     (*aIt)->setDisplayed(false);
 868   }
 869   myCurrentSketch->setDisplayed(false);
 870
 871   // Display sketcher objects
 872   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 873     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 874     std::list<ResultPtr> aResults = aFeature->results();
 875     std::list<ResultPtr>::const_iterator aIt;
 876     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 877       (*aIt)->setDisplayed(true);
 878     }
 879     aFeature->setDisplayed(true);
 880   }
 881
 882   if(myCirclePointFilter.IsNull()) {
 883     myCirclePointFilter = new PartSet_CirclePointFilter(myModule->workshop());
 884   }
 885
 886   myModule->workshop()->viewer()->addSelectionFilter(myCirclePointFilter);
 887
 888   if (myPlaneFilter.IsNull())
 889     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
 890
 891   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
 892   bool aHasPlane = false;
 893   std::shared_ptr<GeomAPI_Pln> aPln;
 894   aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
 895   myPlaneFilter->setPlane(aPln);
 896
 897   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 898   // all displayed objects should be activated in current selection modes according to switched
 899   // plane filter
 900   if (aPln.get())
 901     aConnector->activateModuleSelectionModes();
 902 }
 903
 904 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
 905 {
 906   myIsMouseOverWindow = false;
 907   myIsConstraintsShown[PartSet_Tools::Geometrical] = true;
 908   myIsConstraintsShown[PartSet_Tools::Dimensional] = true;
 909   myIsConstraintsShown[PartSet_Tools::Expressions] = false;
 910
 911   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 912
 913   DataPtr aData = myCurrentSketch->data();
 914   if (!aData->isValid()) {
 915     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 916     // The sketch was aborted
 917     myCurrentSketch = CompositeFeaturePtr();
 918     // TODO: move this outside of if-else
 919     myModule->workshop()->viewer()->removeSelectionFilter(myCirclePointFilter);
 920     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 921
 922     // Erase all sketcher objects
 923     QStringList aSketchIds = sketchOperationIdList();
 924     QObjectPtrList aObjects = aDisplayer->displayedObjects();
 925     foreach (ObjectPtr aObj, aObjects) {
 926       DataPtr aObjData = aObj->data();
 927       if (!aObjData->isValid())
 928         aObj->setDisplayed(false);
 929     }
 930   }
 931   else {
 932     // Hide all sketcher sub-Objects
 933     for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 934       FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 935       std::list<ResultPtr> aResults = aFeature->results();
 936       std::list<ResultPtr>::const_iterator aIt;
 937       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 938         (*aIt)->setDisplayed(false);
 939       }
 940       aFeature->setDisplayed(false);
 941     }
 942     // Display sketcher result
 943     std::list<ResultPtr> aResults = myCurrentSketch->results();
 944     std::list<ResultPtr>::const_iterator aIt;
 945     Events_Loop* aLoop = Events_Loop::loop();
 946     static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 947
 948     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 949                                                                            (theOperation);
 950     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 951       if (!aFOperation->isDisplayedOnStart(*aIt)) {
 952         (*aIt)->setDisplayed(true);
 953         // this display event is needed because sketch already may have "displayed" state,
 954         // but not displayed while it is still active (issue 613, abort of existing sketch)
 955         ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
 956       }
 957     }
 958     if (!aFOperation->isDisplayedOnStart(myCurrentSketch))
 959       myCurrentSketch->setDisplayed(true);
 960
 961     myCurrentSketch = CompositeFeaturePtr();
 962
 963     myModule->workshop()->viewer()->removeSelectionFilter(myCirclePointFilter);
 964     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 965
 966     Events_Loop::loop()->flush(aDispEvent);
 967   }
 968   // restore the module selection modes, which were changed on startSketch
 969   aConnector->activateModuleSelectionModes();
 970   aConnector->workshop()->displayer()->activateTrihedron(false);
 971 }
 972
 973 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
 974 {
 975   if (canChangeCursor(theOperation) && myIsMouseOverWindow) {
 976     QCursor* aCurrentCursor = QApplication::overrideCursor();
 977     if (!aCurrentCursor || aCurrentCursor->shape() != Qt::CrossCursor) {
 978       QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
 979 #ifdef DEBUG_CURSOR
 980       qDebug("startNestedSketch() : Qt::CrossCursor");
 981 #endif
 982     }
 983   }
 984 }
 985
 986 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOperation)
 987 {
 988   myIsMouseOverViewProcessed = true;
 989   operationMgr()->onValidateOperation();
 990   if (canChangeCursor(theOperation)) {
 991     QApplication::restoreOverrideCursor();
 992 #ifdef DEBUG_CURSOR
 993     qDebug("stopNestedSketch() : None");
 994 #endif
 995   }
 996 }
 997
 998 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
 999 {
1000   if (isNestedCreateOperation(theOperation)) {
1001     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1002                                                                              (theOperation);
1003     if (aFOperation) {
1004       FeaturePtr aFeature = aFOperation->feature();
1005       // it is necessary to check the the feature data validity because
1006       // some kind of features are removed by an operation commit(the macro state of a feature)
1007       if (aFeature.get() && aFeature->data()->isValid()) {
1008         visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
1009       }
1010     }
1011   }
1012 }
1013
1014 void PartSet_SketcherMgr::activatePlaneFilter(const bool& toActivate)
1015 {
1016   if (toActivate)
1017     myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
1018   else
1019     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
1020 }
1021
1022 bool PartSet_SketcherMgr::operationActivatedByPreselection()
1023 {
1024   bool isOperationStopped = false;
1025   ModuleBase_Operation* anOperation = getCurrentOperation();
1026   if(anOperation && PartSet_SketcherMgr::isNestedSketchOperation(anOperation)) {
1027     // Set final definitions if they are necessary
1028     //propertyPanelDefined(aOperation);
1029     /// Commit sketcher operations automatically
1030     /// distance operation are able to show popup editor to modify the distance value
1031     /// after entering the value, the operation should be committed/aborted(by Esc key)
1032     bool aCanCommitOperation = true;
1033     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1034                                                                             (anOperation);
1035     if (aFOperation && PartSet_SketcherMgr::isDistanceOperation(aFOperation))
1036       aCanCommitOperation = setDistanceValueByPreselection(anOperation, myModule->workshop());
1037
1038     if (aCanCommitOperation)
1039       isOperationStopped = anOperation->commit();
1040     else {
1041       anOperation->abort();
1042       isOperationStopped = true;
1043     }
1044   }
1045   return isOperationStopped;
1046 }
1047
1048 bool PartSet_SketcherMgr::canUndo() const
1049 {
1050   return isNestedCreateOperation(getCurrentOperation());
1051 }
1052
1053 bool PartSet_SketcherMgr::canRedo() const
1054 {
1055   return isNestedCreateOperation(getCurrentOperation());
1056 }
1057
1058 bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
1059 {
1060   bool aCanErase = true;
1061   // when the sketch operation is active, results of sketch sub-feature can not be hidden
1062   if (myCurrentSketch.get()) {
1063     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
1064     if (aResult.get()) {
1065       // Display sketcher objects
1066       for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
1067
1068         FeaturePtr aFeature = myCurrentSketch->subFeature(i);
1069         std::list<ResultPtr> aResults = aFeature->results();
1070         std::list<ResultPtr>::const_iterator anIt;
1071         for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
1072           aCanErase = *anIt != aResult;
1073         }
1074       }
1075     }
1076   }
1077   return aCanErase;
1078 }
1079
1080 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
1081 {
1082   bool aCanDisplay = true;
1083
1084   bool aHasActiveSketch = activeSketch().get() != NULL;
1085   if (aHasActiveSketch) {
1086     // 1. the sketch feature should not be displayed during the sketch active operation
1087     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch
1088     // nested features can be visualized
1089     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1090     if (aFeature.get() != NULL && aFeature == activeSketch()) {
1091       aCanDisplay = false;
1092     }
1093   }
1094   else { // there are no an active sketch
1095     // 2. sketch sub-features should not be visualized if the sketch operation is not active
1096     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1097     if (aFeature.get() != NULL) {
1098       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
1099                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
1100       if (aSketchFeature.get()) {
1101         aCanDisplay = false;
1102       }
1103     }
1104   }
1105
1106   // 3. the method should not filter the objects, which are not related to the current operation.
1107   // The object is filtered just if it is a current operation feature or this feature result
1108   bool isObjectFound = false;
1109   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1110                                                                (getCurrentOperation());
1111   if (aFOperation) {
1112     FeaturePtr aFeature = aFOperation->feature();
1113     if (aFeature.get()) {
1114       std::list<ResultPtr> aResults = aFeature->results();
1115       if (theObject == aFeature)
1116         isObjectFound = true;
1117       else {
1118         std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
1119         for (; anIt != aLast && !isObjectFound; anIt++) {
1120           isObjectFound = *anIt == theObject;
1121         }
1122       }
1123     }
1124   }
1125   if (isObjectFound) {
1126     // 4. For created nested feature operation do not display the created feature if
1127     // the mouse curstor leaves the OCC window.
1128     // The correction cases, which ignores this condition:
1129     // a. the property panel values modification
1130     // b. the popup menu activated
1131     // c. widget editor control
1132     #ifndef DEBUG_DO_NOT_BY_ENTER
1133     if (aCanDisplay && isNestedCreateOperation(getCurrentOperation())) {
1134       ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1135       ModuleBase_WidgetEditor* anEditorWdg = anActiveWidget ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWidget) : 0;
1136       // the active widget editor should not influence here. The presentation should be visible always
1137       // when this widget is active.
1138       if (!anEditorWdg && !myIsPopupMenuActive) {
1139         // during a nested create operation, the feature is redisplayed only if the mouse over view
1140         // of there was a value modified in the property panel after the mouse left the view
1141         aCanDisplay = canDisplayCurrentCreatedFeature();
1142       }
1143     }
1144     #endif
1145   }
1146
1147   // checks the sketcher constraints visibility according to active sketch check box states
1148   if (aCanDisplay) {
1149     bool aProcessed = false;
1150     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1151     if (aFeature.get()) {
1152       bool aConstraintDisplayed = canDisplayConstraint(aFeature, PartSet_Tools::Any, aProcessed);
1153       if (aProcessed)
1154         aCanDisplay = aConstraintDisplayed;
1155     }
1156   }
1157
1158   return aCanDisplay;
1159 }
1160
1161 bool PartSet_SketcherMgr::canDisplayConstraint(const FeaturePtr& theFeature,
1162                                              const PartSet_Tools::ConstraintVisibleState& theState,
1163                                              bool& isProcessed) const
1164 {
1165   bool aSwitchedOn = true;
1166
1167   const QStringList& aConstrIds = constraintsIdList();
1168
1169   std::string aKind = theFeature->getKind();
1170   if (aConstrIds.contains(QString(aKind.c_str()))) {
1171     bool isTypedConstraint = false;
1172
1173     switch (theState) {
1174       case PartSet_Tools::Dimensional: {
1175         bool isDistance = isDistanceKind(aKind);
1176         if (isDistance) {
1177           isProcessed = true;
1178           aSwitchedOn = myIsConstraintsShown[theState];
1179         }
1180       }
1181       break;
1182       case PartSet_Tools::Geometrical: {
1183         bool isGeometrical = !isDistanceKind(aKind);
1184         if (isGeometrical) {
1185           isProcessed = true;
1186           aSwitchedOn = myIsConstraintsShown[theState];
1187         }
1188       }
1189       break;
1190       case PartSet_Tools::Any: {
1191         isProcessed = true;
1192         bool isDistance = isDistanceKind(aKind);
1193         if (isDistance)
1194           aSwitchedOn = myIsConstraintsShown[PartSet_Tools::Dimensional];
1195         else
1196           aSwitchedOn = myIsConstraintsShown[PartSet_Tools::Geometrical];
1197       }
1198       break;
1199     default:
1200       break;
1201     }
1202   }
1203   return aSwitchedOn;
1204 }
1205
1206 void PartSet_SketcherMgr::processHiddenObject(const std::list<ObjectPtr>& theObjects)
1207 {
1208   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1209                                                                            (getCurrentOperation());
1210   if (aFOperation && myCurrentSketch.get()) {
1211     // find results of the current operation
1212     // these results should not be proposed to be deleted
1213     FeaturePtr anOperationFeature = aFOperation->feature();
1214     std::list<ResultPtr> anOperationResultList = anOperationFeature->results();
1215     std::set<ResultPtr> anOperationResults;
1216     std::list<ResultPtr>::const_iterator aRIt = anOperationResultList.begin(),
1217                                         aRLast = anOperationResultList.end();
1218     for (; aRIt != aRLast; aRIt++)
1219       anOperationResults.insert(*aRIt);
1220
1221     std::set<FeaturePtr> anObjectsToBeDeleted;
1222     QStringList anObjectsToBeDeletedNames;
1223     std::list<ObjectPtr>::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1224     for (; anIt != aLast; anIt++) {
1225       ObjectPtr anObject = *anIt;
1226       bool aCanErase = true;
1227       // when the sketch operation is active, results of sketch sub-feature can not be hidden
1228       ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
1229       // the result is found between current feature results
1230       if (anOperationResults.find(aResult) != anOperationResults.end())
1231         continue;
1232
1233       if (aResult.get()) {
1234         // Display sketcher objects
1235         for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
1236           FeaturePtr aFeature = myCurrentSketch->subFeature(i);
1237           std::list<ResultPtr> aResults = aFeature->results();
1238           std::list<ResultPtr>::const_iterator anIt;
1239           for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
1240             aCanErase = *anIt != aResult;
1241           }
1242         }
1243       }
1244       if (!aCanErase) {
1245         FeaturePtr aFeature = ModelAPI_Feature::feature(anObject);
1246         if (aFeature.get() && anObjectsToBeDeleted.find(aFeature) == anObjectsToBeDeleted.end()) {
1247           anObjectsToBeDeleted.insert(aFeature);
1248           anObjectsToBeDeletedNames.append(aFeature->name().c_str());
1249         }
1250       }
1251     }
1252     if (!anObjectsToBeDeleted.empty()) {
1253       QString aFeatureNames = anObjectsToBeDeletedNames.join(", ");
1254       QString aMessage = tr("The following features have incorrect presentation and \
1255 will be hidden: %1. Would you like to delete them?")
1256                          .arg(aFeatureNames);
1257       int anAnswer = QMessageBox::question(qApp->activeWindow(), tr("Features hide"),
1258                                            aMessage, QMessageBox::Ok | QMessageBox::Cancel,
1259                                            QMessageBox::Cancel);
1260       if (anAnswer == QMessageBox::Ok) {
1261         QObjectPtrList anObjects;
1262         std::set<FeaturePtr>::const_iterator anIt = anObjectsToBeDeleted.begin(),
1263                                              aLast = anObjectsToBeDeleted.end();
1264         for (; anIt != aLast; anIt++)
1265           anObjects.append(*anIt);
1266         SessionPtr aMgr = ModelAPI_Session::get();
1267         DocumentPtr aDoc = aMgr->activeDocument();
1268         bool aIsOp = aMgr->isOperation();
1269         if (!aIsOp)
1270           aMgr->startOperation();
1271         workshop()->deleteFeatures(anObjects);
1272         //static Events_ID aDeletedEvent = Events_Loop::eventByName(EVENT_OBJECT_DELETED);
1273         //static Events_ID aRedispEvent = Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY);
1274         //Events_Loop::loop()->flush(aDeletedEvent);
1275         //Events_Loop::loop()->flush(aRedispEvent);
1276
1277         if (!aIsOp)
1278           aMgr->finishOperation();
1279       }
1280     }
1281   }
1282 }
1283
1284 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
1285 {
1286   bool aCanDisplay = myIsMouseOverWindow;
1287   if (!aCanDisplay) {
1288     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1289     if (anActiveWidget)
1290       aCanDisplay = anActiveWidget->getValueState() == ModuleBase_ModelWidget::Stored;
1291   }
1292   return aCanDisplay;
1293 }
1294
1295 bool PartSet_SketcherMgr::canChangeCursor(ModuleBase_Operation* theOperation) const
1296 {
1297   return isNestedCreateOperation(theOperation) ||
1298          myModule->sketchReentranceMgr()->isInternalEditActive();
1299 }
1300
1301 const QMap<PartSet_Tools::ConstraintVisibleState, bool>& PartSet_SketcherMgr::showConstraintStates()
1302 {
1303   return myIsConstraintsShown;
1304 }
1305
1306 bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
1307 {
1308   bool isFoundObject = false;
1309
1310   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
1311   if (anObjectFeature.get()) {
1312     int aSize = myCurrentSketch->numberOfSubs();
1313     for (int i = 0; i < myCurrentSketch->numberOfSubs() && !isFoundObject; i++) {
1314       FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
1315       isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
1316     }
1317   }
1318   return isFoundObject;
1319 }
1320
1321 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
1322 {
1323   if (myPlaneFilter.IsNull())
1324    myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
1325
1326   myPlaneFilter->setPlane(thePln);
1327 }
1328
1329 bool PartSet_SketcherMgr::setDistanceValueByPreselection(ModuleBase_Operation* theOperation,
1330                                                          ModuleBase_IWorkshop* theWorkshop)
1331 {
1332   bool isValueAccepted = false;
1333
1334   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1335                                                                               (theOperation);
1336   FeaturePtr aFeature = aFOperation->feature();
1337   // editor is shown only if all attribute references are filled by preseletion
1338   bool anAllRefAttrInitialized = true;
1339
1340   std::list<AttributePtr> aRefAttrs = aFeature->data()->attributes(
1341                                               ModelAPI_AttributeRefAttr::typeId());
1342   std::list<AttributePtr>::const_iterator anIt = aRefAttrs.begin(), aLast = aRefAttrs.end();
1343   for (; anIt != aLast && anAllRefAttrInitialized; anIt++) {
1344     anAllRefAttrInitialized = (*anIt)->isInitialized();
1345   }
1346   if (anAllRefAttrInitialized) {
1347     // Activate dimension value editing on double click
1348     ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
1349     QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
1350     // Find corresponded widget to activate value editing
1351     foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
1352       if (aWgt->attributeID() == "ConstraintValue") {
1353         // the featue should be displayed in order to find the AIS text position,
1354         // the place where the editor will be shown
1355         aFeature->setDisplayed(true);
1356         /// the execute is necessary to perform in the feature compute for flyout position
1357         aFeature->execute();
1358
1359         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
1360         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1361
1362         PartSet_WidgetEditor* anEditor = dynamic_cast<PartSet_WidgetEditor*>(aWgt);
1363         if (anEditor) {
1364           int aX = 0, anY = 0;
1365
1366           XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(theWorkshop);
1367           XGUI_Displayer* aDisplayer = aWorkshop->displayer();
1368           AISObjectPtr anAIS = aDisplayer->getAISObject(aFeature);
1369           Handle(AIS_InteractiveObject) anAISIO;
1370           if (anAIS.get() != NULL) {
1371             anAISIO = anAIS->impl<Handle(AIS_InteractiveObject)>();
1372           }
1373           if (anAIS.get() != NULL) {
1374             Handle(AIS_InteractiveObject) anAISIO = anAIS->impl<Handle(AIS_InteractiveObject)>();
1375
1376             if (!anAISIO.IsNull()) {
1377               Handle(AIS_Dimension) aDim = Handle(AIS_Dimension)::DownCast(anAISIO);
1378               if (!aDim.IsNull()) {
1379                 gp_Pnt aPosition = aDim->GetTextPosition();
1380
1381                 ModuleBase_IViewer* aViewer = aWorkshop->viewer();
1382                 Handle(V3d_View) aView = aViewer->activeView();
1383                 int aCX, aCY;
1384                 aView->Convert(aPosition.X(), aPosition.Y(), aPosition.Z(), aCX, aCY);
1385
1386                 QWidget* aViewPort = aViewer->activeViewPort();
1387                 QPoint aGlPoint = aViewPort->mapToGlobal(QPoint(aCX, aCY));
1388                 aX = aGlPoint.x();
1389                 anY = aGlPoint.y();
1390               }
1391             }
1392             anEditor->setCursorPosition(aX, anY);
1393             isValueAccepted = anEditor->showPopupEditor(false);
1394           }
1395         }
1396       }
1397     }
1398   }
1399   return isValueAccepted;
1400 }
1401
1402 void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
1403                                               const FeaturePtr& theSketch,
1404                                               ModuleBase_IWorkshop* theWorkshop,
1405                                               FeatureToSelectionMap& theSelection)
1406 {
1407   if (theFeature.get() == NULL)
1408     return;
1409
1410   std::set<AttributePtr> aSelectedAttributes;
1411   std::set<ResultPtr> aSelectedResults;
1412
1413   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1414   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
1415   if (!aContext.IsNull()) {
1416     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1417     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1418
1419     std::list<ResultPtr> aResults = theFeature->results();
1420     std::list<ResultPtr>::const_iterator aIt;
1421     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1422     {
1423       ResultPtr aResult = *aIt;
1424       AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1425       if (aAISObj.get() == NULL)
1426         continue;
1427       Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1428       for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
1429       {
1430         Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
1431         if (anOwner->Selectable() != anAISIO)
1432           continue;
1433         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1434                                aSelectedAttributes, aSelectedResults);
1435       }
1436       for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
1437         Handle(SelectMgr_EntityOwner) anOwner = aContext->DetectedOwner();
1438         if (anOwner.IsNull())
1439           continue;
1440         if (anOwner->Selectable() != anAISIO)
1441           continue;
1442         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1443                                aSelectedAttributes, aSelectedResults);
1444       }
1445     }
1446   }
1447   theSelection[theFeature] = std::make_pair(aSelectedAttributes, aSelectedResults);
1448 }
1449
1450 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
1451                                              const FeaturePtr& theSketch,
1452                                              ModuleBase_IWorkshop* theWorkshop,
1453                                              const FeatureToSelectionMap& theSelection,
1454                                              SelectMgr_IndexedMapOfOwner& theOwnersToSelect)
1455 {
1456   if (theFeature.get() == NULL)
1457     return;
1458
1459   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
1460   std::set<AttributePtr> aSelectedAttributes = anIt.value().first;
1461   std::set<ResultPtr> aSelectedResults = anIt.value().second;
1462
1463   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1464
1465   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1466   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1467
1468   // 1. found the feature's owners. Check the AIS objects of the constructions
1469   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
1470   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
1471     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1472
1473     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1474     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1475     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
1476       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
1477       if (!anOwner.IsNull())
1478         theOwnersToSelect.Add(anOwner);
1479     }
1480   }
1481
1482   // 2. found the feature results's owners
1483   std::list<ResultPtr> aResults = theFeature->results();
1484   std::list<ResultPtr>::const_iterator aIt;
1485   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1486   {
1487     ResultPtr aResult = *aIt;
1488     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1489     if (aAISObj.get() == NULL)
1490       continue;
1491     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1492
1493     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1494     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1495     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1496       Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1497       if ( anOwner.IsNull() || !anOwner->HasShape() )
1498         continue;
1499       const TopoDS_Shape& aShape = anOwner->Shape();
1500       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
1501       if (aShapeType == TopAbs_VERTEX) {
1502         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
1503         if (aPntAttr.get() != NULL &&
1504             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end()) {
1505           theOwnersToSelect.Add(anOwner);
1506         }
1507       }
1508       else if (aShapeType == TopAbs_EDGE) {
1509         bool aFound = aSelectedResults.find(aResult) != aSelectedResults.end();
1510         if (aSelectedResults.find(aResult) != aSelectedResults.end() &&
1511             theOwnersToSelect.FindIndex(anOwner) <= 0)
1512           theOwnersToSelect.Add(anOwner);
1513       }
1514     }
1515   }
1516 }
1517
1518 void PartSet_SketcherMgr::connectToPropertyPanel(ModuleBase_ModelWidget* theWidget, const bool isToConnect)
1519 {
1520   if (isToConnect) {
1521     connect(theWidget, SIGNAL(beforeValuesChanged()),
1522             this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1523     connect(theWidget, SIGNAL(afterValuesChanged()),
1524             this, SLOT(onAfterValuesChangedInPropertyPanel()));
1525   }
1526   else {
1527     disconnect(theWidget, SIGNAL(beforeValuesChanged()),
1528                 this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1529     disconnect(theWidget, SIGNAL(afterValuesChanged()),
1530                 this, SLOT(onAfterValuesChangedInPropertyPanel()));
1531   }
1532 }
1533
1534 void PartSet_SketcherMgr::widgetStateChanged(int thePreviousState)
1535 {
1536   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1537                                                                            (getCurrentOperation());
1538   if (aFOperation) {
1539     if (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1540         PartSet_SketcherMgr::isNestedSketchOperation(aFOperation) &&
1541         thePreviousState == ModuleBase_ModelWidget::ModifiedInPP) {
1542       FeaturePtr aFeature = aFOperation->feature();
1543       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
1544     }
1545   }
1546 }
1547
1548 void PartSet_SketcherMgr::customizePresentation(const ObjectPtr& theObject)
1549 {
1550   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1551                                                                            (getCurrentOperation());
1552   if (aFOperation && (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1553                       PartSet_SketcherMgr::isNestedSketchOperation(aFOperation)))
1554     SketcherPrs_Tools::sendExpressionShownEvent(myIsConstraintsShown[PartSet_Tools::Expressions]);
1555 }
1556
1557 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
1558 {
1559   return myModule->workshop()->currentOperation();
1560 }
1561
1562 //**************************************************************
1563 ModuleBase_ModelWidget* PartSet_SketcherMgr::getActiveWidget() const
1564 {
1565   ModuleBase_ModelWidget* aWidget = 0;
1566   ModuleBase_Operation* anOperation = getCurrentOperation();
1567   if (anOperation) {
1568     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
1569     if (aPanel)
1570       aWidget = aPanel->activeWidget();
1571   }
1572   return aWidget;
1573 }
1574
1575 void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
1576                                            const bool isEditOperation,
1577                                            const bool isToDisplay,
1578                                            const bool isFlushRedisplay)
1579 {
1580   #ifdef DEBUG_DO_NOT_BY_ENTER
1581   return;
1582   #endif
1583
1584   if (isEditOperation || !theFeature.get())
1585     return;
1586
1587   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1588   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1589
1590   // 1. change visibility of the object itself, here the presentable object is processed,
1591   // e.g. constraints features
1592   //FeaturePtr aFeature = aFOperation->feature();
1593   std::list<ResultPtr> aResults = theFeature->results();
1594   if (isToDisplay)
1595     theFeature->setDisplayed(true);
1596   else
1597     theFeature->setDisplayed(false);
1598
1599   // change visibility of the object results, e.g. non-constraint features
1600   std::list<ResultPtr>::const_iterator aIt;
1601   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1602     if (isToDisplay) {
1603       (*aIt)->setDisplayed(true);
1604     }
1605     else {
1606       (*aIt)->setDisplayed(false);
1607     }
1608   }
1609   if (isFlushRedisplay)
1610     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1611 }
1612
1613 void PartSet_SketcherMgr::storeSelection(const bool theHighlightedOnly)
1614 {
1615   if (!myCurrentSketch.get())
1616     return;
1617
1618   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1619   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1620   QList<ModuleBase_ViewerPrsPtr> aHighlighted = aSelect->getHighlighted();
1621
1622   QList<FeaturePtr> aFeatureList;
1623   if (theHighlightedOnly) {
1624     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1625   }
1626   else {
1627     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1628
1629     QList<ModuleBase_ViewerPrsPtr> aSelected = aSelect->getSelected(ModuleBase_ISelection::AllControls);
1630     fillFeatureList(aSelected, myCurrentSketch, aFeatureList);
1631   }
1632
1633   // 1. it is necessary to save current selection in order to restore it after the features moving
1634   myCurrentSelection.clear();
1635   QList<FeaturePtr>::const_iterator anIt = aFeatureList.begin(), aLast = aFeatureList.end();
1636   for (; anIt != aLast; anIt++) {
1637     getCurrentSelection(*anIt, myCurrentSketch, aWorkshop, myCurrentSelection);
1638   }
1639   //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1640 }
1641
1642 void PartSet_SketcherMgr::restoreSelection()
1643 {
1644   if (!myCurrentSketch.get())
1645     return;
1646
1647   //qDebug(QString("restoreSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1648   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1649   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1650   FeatureToSelectionMap::const_iterator aSIt = myCurrentSelection.begin(),
1651                                         aSLast = myCurrentSelection.end();
1652   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1653   for (; aSIt != aSLast; aSIt++) {
1654     anOwnersToSelect.Clear();
1655     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, myCurrentSelection,
1656                         anOwnersToSelect);
1657     aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1658   }
1659 }
1660
1661 void PartSet_SketcherMgr::onShowConstraintsToggle(int theType, bool theState)
1662 {
1663   PartSet_Tools::ConstraintVisibleState aType = (PartSet_Tools::ConstraintVisibleState)theType;
1664
1665   updateBySketchParameters(aType, theState);
1666 }
1667
1668 void PartSet_SketcherMgr::updateBySketchParameters(
1669                                    const PartSet_Tools::ConstraintVisibleState& theType,
1670                                    bool theState)
1671 {
1672   if (myCurrentSketch.get() == NULL)
1673     return;
1674
1675   bool aPrevState = myIsConstraintsShown[theType];
1676   myIsConstraintsShown[theType] = theState;
1677
1678   switch (theType) {
1679     case PartSet_Tools::Geometrical:
1680     case PartSet_Tools::Dimensional: {
1681       if (aPrevState != theState) {
1682         ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1683         XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1684         for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1685           FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1686           bool aProcessed = false;
1687           bool aConstraintDisplayed = canDisplayConstraint(aSubFeature, theType, aProcessed);
1688           if (aProcessed)
1689             aSubFeature->setDisplayed(aConstraintDisplayed);
1690         }
1691         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1692       }
1693     }
1694     break;
1695     case PartSet_Tools::Expressions: {
1696       /// call all sketch features redisplay, the expression state will be corrected in customize
1697       /// of distance presentation
1698       Events_ID anEventId = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
1699       PartSet_Tools::sendSubFeaturesEvent(myCurrentSketch, anEventId);
1700     }
1701     break;
1702   }
1703 }
1704
1705 XGUI_Workshop* PartSet_SketcherMgr::workshop() const
1706 {
1707   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1708   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1709   return aConnector->workshop();
1710 }
1711
1712 XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
1713 {
1714   return workshop()->operationMgr();
1715 }
1716