src/PartSet/PartSet_SketcherMgr.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_SketcherMgr.cpp
   4 // Created:     19 Dec 2014
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "PartSet_SketcherMgr.h"
   8 #include "PartSet_SketcherReetntrantMgr.h"
   9 #include "PartSet_Module.h"
  10 #include "PartSet_WidgetPoint2d.h"
  11 #include "PartSet_WidgetPoint2dDistance.h"
  12 #include "PartSet_Tools.h"
  13 #include "PartSet_WidgetSketchLabel.h"
  14 #include "PartSet_WidgetEditor.h"
  15
  16 #include <XGUI_ModuleConnector.h>
  17 #include <XGUI_Displayer.h>
  18 #include <XGUI_Workshop.h>
  19 #include <XGUI_ContextMenuMgr.h>
  20 #include <XGUI_Selection.h>
  21 #include <XGUI_SelectionMgr.h>
  22 #include <XGUI_ModuleConnector.h>
  23 #include <XGUI_PropertyPanel.h>
  24 #include <XGUI_ViewerProxy.h>
  25 #include <XGUI_OperationMgr.h>
  26 #include <XGUI_Tools.h>
  27
  28 #include <ModuleBase_IPropertyPanel.h>
  29 #include <ModuleBase_ISelection.h>
  30 #include <ModuleBase_IViewer.h>
  31 #include <ModuleBase_IWorkshop.h>
  32 #include <ModuleBase_IViewWindow.h>
  33 #include <ModuleBase_ModelWidget.h>
  34 #include <ModuleBase_Operation.h>
  35 #include <ModuleBase_OperationFeature.h>
  36 #include <ModuleBase_Operation.h>
  37 #include <ModuleBase_WidgetEditor.h>
  38
  39 #include <GeomDataAPI_Point2D.h>
  40
  41 #include <Events_Loop.h>
  42
  43 #include <SketchPlugin_Line.h>
  44 #include <SketchPlugin_Sketch.h>
  45 #include <SketchPlugin_Point.h>
  46 #include <SketchPlugin_Arc.h>
  47 #include <SketchPlugin_Circle.h>
  48 #include <SketchPlugin_ConstraintLength.h>
  49 #include <SketchPlugin_ConstraintDistance.h>
  50 #include <SketchPlugin_ConstraintParallel.h>
  51 #include <SketchPlugin_ConstraintPerpendicular.h>
  52 #include <SketchPlugin_ConstraintRadius.h>
  53 #include <SketchPlugin_ConstraintRigid.h>
  54 #include <SketchPlugin_ConstraintHorizontal.h>
  55 #include <SketchPlugin_ConstraintVertical.h>
  56 #include <SketchPlugin_ConstraintEqual.h>
  57 #include <SketchPlugin_ConstraintTangent.h>
  58 #include <SketchPlugin_ConstraintCoincidence.h>
  59 #include <SketchPlugin_ConstraintFillet.h>
  60 #include <SketchPlugin_ConstraintMirror.h>
  61 #include <SketchPlugin_ConstraintAngle.h>
  62 #include <SketchPlugin_ConstraintCollinear.h>
  63 #include <SketchPlugin_ConstraintMiddle.h>
  64 #include <SketchPlugin_MultiRotation.h>
  65 #include <SketchPlugin_MultiTranslation.h>
  66 #include <SketchPlugin_IntersectionPoint.h>
  67
  68 #include <SketcherPrs_Tools.h>
  69
  70 #include <SelectMgr_IndexedMapOfOwner.hxx>
  71 #include <StdSelect_BRepOwner.hxx>
  72
  73 //#include <AIS_DimensionSelectionMode.hxx>
  74 #include <AIS_Shape.hxx>
  75 #include <AIS_Dimension.hxx>
  76
  77 #include <ModelAPI_Events.h>
  78 #include <ModelAPI_Session.h>
  79 #include <ModelAPI_AttributeString.h>
  80
  81 #include <QMouseEvent>
  82 #include <QApplication>
  83 #include <QCursor>
  84 #include <QMessageBox>
  85
  86 //#define DEBUG_DO_NOT_BY_ENTER
  87
  88 //#define DEBUG_CURSOR
  89
  90 /// Returns list of unique objects by sum of objects from List1 and List2
  91 /*QList<ModuleBase_ViewerPrs> getSumList(const QList<ModuleBase_ViewerPrs>& theList1,
  92                                        const QList<ModuleBase_ViewerPrs>& theList2)
  93 {
  94   QList<ModuleBase_ViewerPrs> aRes;
  95   foreach (ModuleBase_ViewerPrs aPrs, theList1) {
  96     if (!aRes.contains(aPrs))
  97       aRes.append(aPrs);
  98   }
  99   foreach (ModuleBase_ViewerPrs aPrs, theList2) {
 100     if (!aRes.contains(aPrs))
 101       aRes.append(aPrs);
 102   }
 103   return aRes;
 104 }*/
 105
 106 // Fills the list of features the list of selected presentations.
 107 // \param theList a list of selected presentations
 108 // \param theSketch a sketch to project a vertex shape of a presentation to the plane
 109 // and find the corresponded attribute
 110 // \param theFeatureList  an output list of features
 111 void fillFeatureList(const QList<ModuleBase_ViewerPrs>& theList,
 112                      const FeaturePtr theSketch,
 113                      QList<FeaturePtr>& theFeatureList)
 114 {
 115   QList<ModuleBase_ViewerPrs> aRes;
 116
 117   QList<ModuleBase_ViewerPrs>::const_iterator anIt = theList.begin(),
 118                                               aLast = theList.end();
 119   for (; anIt != aLast; anIt++)
 120   {
 121     ModuleBase_ViewerPrs aPrs = *anIt;
 122     FeaturePtr aFeature = ModelAPI_Feature::feature(aPrs.object());
 123     if (aFeature.get()  && !theFeatureList.contains(aFeature))
 124       theFeatureList.append(aFeature);
 125   }
 126 }
 127
 128 /// Fills attribute and result lists by the selected owner. In case if the attribute is found,
 129 /// by the owner shape, it is put to the list. Otherwise if type of owner shape is edge, put the function
 130 /// result as is to the list of results.
 131 /// \param theOwner a viewer selected owner
 132 /// \param theFeature a feature, where the attribute is searched
 133 /// \param theSketch a current sketch
 134 /// \param theSelectedAttribute an output list of attributes
 135 /// \param theSelectedResults an output list of edge results
 136 void getAttributesOrResults(const Handle(SelectMgr_EntityOwner)& theOwner,
 137                             const FeaturePtr& theFeature, const FeaturePtr& theSketch,
 138                             const ResultPtr& theResult,
 139                             std::set<AttributePtr>& aSelectedAttributes,
 140                             std::set<ResultPtr>& aSelectedResults)
 141 {
 142   Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 143   if (aBRepOwner.IsNull())
 144     return;
 145   Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
 146                                                                     aBRepOwner->Selectable());
 147   if (aBRepOwner->HasShape()) {
 148     const TopoDS_Shape& aShape = aBRepOwner->Shape();
 149     TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 150     if (aShapeType == TopAbs_VERTEX) {
 151       AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
 152                                                                     aShape, theSketch);
 153       if (aPntAttr.get() != NULL)
 154         aSelectedAttributes.insert(aPntAttr);
 155     }
 156     else if (aShapeType == TopAbs_EDGE &&
 157              aSelectedResults.find(theResult) == aSelectedResults.end()) {
 158       aSelectedResults.insert(theResult);
 159     }
 160   }
 161 }
 162
 163 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
 164   : QObject(theModule), myModule(theModule), myIsDragging(false), myDragDone(false),
 165     myIsMouseOverWindow(false),
 166     myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
 167     myIsPopupMenuActive(false)
 168 {
 169   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 170   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
 171
 172   myPreviousDrawModeEnabled = true;//aViewer->isSelectionEnabled();
 173
 174   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
 175           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
 176
 177   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 178           this, SLOT(onMouseReleased(ModuleBase_IViewWindow*, QMouseEvent*)));
 179
 180   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
 181           this, SLOT(onMouseMoved(ModuleBase_IViewWindow*, QMouseEvent*)));
 182
 183   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)),
 184           this, SLOT(onMouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
 185
 186   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 187   XGUI_Workshop* aWorkshop = aConnector->workshop();
 188   connect(aWorkshop, SIGNAL(applicationStarted()), this, SLOT(onApplicationStarted()));
 189
 190   myIsConstraintsShown[PartSet_Tools::Geometrical] = true;
 191   myIsConstraintsShown[PartSet_Tools::Dimensional] = true;
 192   myIsConstraintsShown[PartSet_Tools::Expressions] = false;
 193 }
 194
 195 PartSet_SketcherMgr::~PartSet_SketcherMgr()
 196 {
 197   if (!myPlaneFilter.IsNull())
 198     myPlaneFilter.Nullify();
 199 }
 200
 201 void PartSet_SketcherMgr::onEnterViewPort()
 202 {
 203   // 1. if the mouse over window, update the next flag. Do not perform update visibility of
 204   // created feature because it should be done in onMouseMove(). Some widgets watch
 205   // the mouse move and use the cursor position to update own values. If the presentaion is
 206   // redisplayed before this update, the feature presentation jumps from reset value to current.
 207   myIsMouseOverWindow = true;
 208
 209   #ifdef DEBUG_DO_NOT_BY_ENTER
 210   return;
 211   #endif
 212
 213   if (canChangeCursor(getCurrentOperation())) {
 214     QCursor* aCurrentCursor = QApplication::overrideCursor();
 215     if (!aCurrentCursor || aCurrentCursor->shape() != Qt::CrossCursor) {
 216       QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
 217 #ifdef DEBUG_CURSOR
 218       qDebug("onEnterViewPort() : Qt::CrossCursor");
 219 #endif
 220     }
 221   }
 222
 223   if (!isNestedCreateOperation(getCurrentOperation()))
 224     return;
 225
 226   operationMgr()->onValidateOperation();
 227
 228   // we need change displayed state of the current operation feature
 229   // if the feature is presentable, e.g. distance construction. It has no results, so workshop does
 230   // not accept a signal about the result created. Nothing is shown until mouse is moved out/in view
 231   // port. If the isDisplayed flag is true, the presentable feature is displayed as soon as the
 232   // presentation becomes valid and redisplay happens
 233   //ModuleBase_Operation* aOperation = getCurrentOperation();
 234   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 235                                                                            (getCurrentOperation());
 236   if (aFOperation) {
 237     FeaturePtr aFeature = aFOperation->feature();
 238     if (aFeature.get() && aFeature->data()->isValid()) {
 239       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature), false);
 240     }
 241   }
 242 }
 243
 244 void PartSet_SketcherMgr::onLeaveViewPort()
 245 {
 246   myIsMouseOverViewProcessed = false;
 247   myIsMouseOverWindow = false;
 248   // it is important to validate operation here only if sketch entity create operation is active
 249   // because at this operation we reacts to the mouse leave/enter view port
 250   //operationMgr()->onValidateOperation();
 251
 252   #ifdef DEBUG_DO_NOT_BY_ENTER
 253   return;
 254   #endif
 255
 256   if (canChangeCursor(getCurrentOperation())) {
 257     QApplication::restoreOverrideCursor();
 258 #ifdef DEBUG_CURSOR
 259     qDebug("onLeaveViewPort() : None");
 260 #endif
 261   }
 262
 263   if (!isNestedCreateOperation(getCurrentOperation()))
 264     return;
 265
 266   // the method should be performed if the popup menu is called,
 267   // the reset of the current widget should not happen
 268   if (myIsPopupMenuActive)
 269     return;
 270
 271   operationMgr()->onValidateOperation();
 272
 273   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
 274   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 275   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 276   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 277   // disable the viewer update in order to avoid visualization of redisplayed feature in viewer
 278   // obtained after reset value
 279   bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 280   ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 281   if (anActiveWidget)
 282     anActiveWidget->reset();
 283
 284   // hides the presentation of the current operation feature
 285   // the feature is to be erased here, but it is correct to call canDisplayObject because
 286   // there can be additional check (e.g. editor widget in distance constraint)
 287   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 288                                                                            (getCurrentOperation());
 289   if (aFOperation) {
 290     FeaturePtr aFeature = aFOperation->feature();
 291     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 292   }
 293   // we should update viewer after the presentation are hidden in the viewer
 294   // otherwise the reset presentation(line) appears in the viewer(by quick move from viewer to PP)
 295   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 296 }
 297
 298 void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
 299 {
 300   if (!isNestedEditOperation(getCurrentOperation()) ||
 301       myModule->sketchReentranceMgr()->isInternalEditActive())
 302     return;
 303   // it is necessary to save current selection in order to restore it after the values are modifed
 304   storeSelection();
 305
 306   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 307   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 308   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 309   myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
 310 }
 311
 312 void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
 313 {
 314   if (!isNestedEditOperation(getCurrentOperation()) ||
 315       myModule->sketchReentranceMgr()->isInternalEditActive()) {
 316     myModule->sketchReentranceMgr()->updateInternalEditActiveState();
 317     return;
 318   }
 319   // it is necessary to restore current selection in order to restore it after the values are modified
 320   restoreSelection();
 321   myCurrentSelection.clear();
 322
 323   // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 324   // viewer happens by deselect/select the modified objects. The flag should be restored after
 325   // the selection processing. The update viewer should be also called.
 326   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 327   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 328   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 329   aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
 330   aDisplayer->updateViewer();
 331
 332
 333 }
 334
 335 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 336 {
 337   if (myModule->sketchReentranceMgr()->processMousePressed(theWnd, theEvent))
 338     return;
 339
 340   //get2dPoint(theWnd, theEvent, myClickedPoint);
 341
 342   if (!(theEvent->buttons() & Qt::LeftButton))
 343     return;
 344
 345   // Clear dragging mode
 346   myIsDragging = false;
 347
 348   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 349   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 350   if (!aViewer->canDragByMouse())
 351     return;
 352
 353   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 354                                                                (getCurrentOperation());
 355   if (!aFOperation)
 356     return;
 357
 358   if (aFOperation->isEditOperation()) {
 359     // If the current widget is a selector, do nothing, it processes the mouse press
 360     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 361     if(anActiveWidget && anActiveWidget->isViewerSelector()) {
 362       return;
 363     }
 364   }
 365
 366   // Use only for sketch operations
 367   if (myCurrentSketch) {
 368     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
 369       return;
 370
 371     bool isSketcher = isSketchOperation(aFOperation);
 372     bool isSketchOpe = isNestedSketchOperation(aFOperation);
 373
 374     // Avoid non-sketch operations
 375     if ((!isSketchOpe) && (!isSketcher))
 376       return;
 377
 378     bool isEditing = aFOperation->isEditOperation();
 379
 380     // Ignore creation sketch operation
 381     if ((!isSketcher) && (!isEditing))
 382       return;
 383
 384     Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 385     if (!aContext.IsNull()) {
 386       // MoveTo in order to highlight current object
 387       aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 388     }
 389     // Remember highlighted objects for editing
 390     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 391
 392     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 393     storeSelection(!aHasShift);
 394
 395     if (myCurrentSelection.empty()) {
 396       if (isSketchOpe && (!isSketcher))
 397         // commit previous operation
 398         if (!aFOperation->commit())
 399           aFOperation->abort();
 400       return;
 401     }
 402     // Init flyout point for radius rotation
 403     FeaturePtr aFeature = myCurrentSelection.begin().key();
 404
 405     if (isSketcher) {
 406       myIsDragging = true;
 407       get2dPoint(theWnd, theEvent, myCurrentPoint);
 408       myDragDone = false;
 409
 410       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 411       launchEditing();
 412       if (aFeature.get() != NULL) {
 413         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 414                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 415       if (aSPFeature.get() && aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID()) {
 416           DataPtr aData = aSPFeature->data();
 417           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 418           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 419             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 420           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 421         }
 422       }
 423     } else if (isSketchOpe && isEditing) {
 424       // If selected another object commit current result
 425       aFOperation->commit();
 426
 427       myIsDragging = true;
 428       get2dPoint(theWnd, theEvent, myCurrentPoint);
 429       myDragDone = false;
 430
 431       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 432
 433       // this is temporary commented in order to avoid the following wrong case:
 434       // Distance constraint is under edition, double click on the digit -> nothing happens
 435       // because QApplication::processEvents() calls onMouseDoubleClick, which try to show editor
 436       // but as the prev edit is commited an new one is not started, editor is not shown.
 437       // This is necessary in order to finalize previous operation
 438       //QApplication::processEvents();
 439       launchEditing();
 440     }
 441   }
 442 }
 443
 444 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 445 {
 446   if (myModule->sketchReentranceMgr()->processMouseReleased(theWnd, theEvent))
 447     return;
 448
 449   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 450   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 451   if (!aViewer->canDragByMouse())
 452     return;
 453   ModuleBase_Operation* aOp = getCurrentOperation();
 454   if (aOp) {
 455     if (isNestedSketchOperation(aOp)) {
 456       //get2dPoint(theWnd, theEvent, myClickedPoint);
 457
 458       // Only for sketcher operations
 459       if (myIsDragging) {
 460         if (myDragDone) {
 461           //aOp->commit();
 462           myCurrentSelection.clear();
 463           /*Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 464           if (!aContext.IsNull()) {
 465           // Reselect edited object
 466           aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 467           if (theEvent->modifiers() & Qt::ShiftModifier)
 468             aContext->ShiftSelect();
 469           else
 470             aContext->Select();
 471           */
 472         }
 473       }
 474     }
 475   }
 476
 477   aWorkshop->viewer()->enableDrawMode(myPreviousDrawModeEnabled);
 478   myIsDragging = false;
 479 }
 480
 481 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 482 {
 483   if (myModule->sketchReentranceMgr()->processMouseMoved(theWnd, theEvent))
 484     return;
 485
 486   if (isNestedCreateOperation(getCurrentOperation()) && !myIsMouseOverViewProcessed) {
 487     myIsMouseOverViewProcessed = true;
 488     // 1. perform the widget mouse move functionality and display the presentation
 489     // the mouse move should be processed in the widget, if it can in order to visualize correct
 490     // presentation. These widgets correct the feature attribute according to the mouse position
 491     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 492     PartSet_WidgetPoint2D* aPoint2DWdg = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWidget);
 493     if (aPoint2DWdg) {
 494       aPoint2DWdg->onMouseMove(theWnd, theEvent);
 495     }
 496     PartSet_WidgetPoint2dDistance* aDistanceWdg = dynamic_cast<PartSet_WidgetPoint2dDistance*>
 497                                                                 (anActiveWidget);
 498     if (aDistanceWdg) {
 499       aDistanceWdg->onMouseMove(theWnd, theEvent);
 500     }
 501     // the feature is to be erased here, but it is correct to call canDisplayObject because
 502     // there can be additional check (e.g. editor widget in distance constraint)
 503     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 504                                                                              (getCurrentOperation());
 505     if (aFOperation) {
 506       FeaturePtr aFeature = aFOperation->feature();
 507       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 508     }
 509   }
 510
 511   //myClickedPoint.clear();
 512
 513   if (myIsDragging) {
 514     // 1. the current selection is saved in the mouse press method in order to restore it after moving
 515     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
 516     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
 517     // deselected). This flag should be restored in the slot, processed the mouse release signal.
 518
 519     ModuleBase_Operation* aCurrentOperation = getCurrentOperation();
 520     if (!aCurrentOperation)
 521       return;
 522     if (isSketchOperation(aCurrentOperation))
 523       return; // No edit operation activated
 524
 525     Handle(V3d_View) aView = theWnd->v3dView();
 526     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 527     double aX, aY;
 528     PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, aY);
 529     double dX =  aX - myCurrentPoint.myCurX;
 530     double dY =  aY - myCurrentPoint.myCurY;
 531
 532     ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 533     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 534     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 535     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 536     // viewer happens by deselect/select the modified objects. The flag should be restored after
 537     // the selection processing. The update viewer should be also called.
 538     bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 539
 540     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
 541     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 542     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
 543                                           aLast = myCurrentSelection.end();
 544     // 4. the features and attributes modification(move)
 545     bool isModified = false;
 546     for (; anIt != aLast; anIt++) {
 547       FeaturePtr aFeature = anIt.key();
 548
 549       std::set<AttributePtr> anAttributes = anIt.value().first;
 550       // Process selection by attribute: the priority to the attribute
 551       if (!anAttributes.empty()) {
 552         std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
 553                                                anAttLast = anAttributes.end();
 554         for (; anAttIt != anAttLast; anAttIt++) {
 555           AttributePtr anAttr = *anAttIt;
 556           if (anAttr.get() == NULL)
 557             continue;
 558           std::string aAttrId = anAttr->id();
 559           DataPtr aData = aFeature->data();
 560           if (aData->isValid()) {
 561             std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 562               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(aAttrId));
 563             if (aPoint.get() != NULL) {
 564               bool isImmutable = aPoint->setImmutable(true);
 565               aPoint->move(dX, dY);
 566               isModified = true;
 567               ModelAPI_EventCreator::get()->sendUpdated(aFeature, aMoveEvent);
 568               aPoint->setImmutable(isImmutable);
 569             }
 570           }
 571         }
 572       } else {
 573         // Process selection by feature
 574         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 575           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 576         if (aSketchFeature) {
 577           aSketchFeature->move(dX, dY);
 578           isModified = true;
 579           ModelAPI_EventCreator::get()->sendUpdated(aSketchFeature, aMoveEvent);
 580         }
 581       }
 582     }
 583     // the modified state of the current operation should be updated if there are features, which
 584     // were changed here
 585     if (isModified) {
 586       aCurrentOperation->onValuesChanged();
 587     }
 588     Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
 589     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 590
 591     // 5. it is necessary to save current selection in order to restore it after the features moving
 592     restoreSelection();
 593     // 6. restore the update viewer flag and call this update
 594     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 595     aDisplayer->updateViewer();
 596
 597     myDragDone = true;
 598     myCurrentPoint.setValue(aX, aY);
 599   }
 600 }
 601
 602 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 603 {
 604   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 605                                                                (getCurrentOperation());
 606   if (aFOperation && aFOperation->isEditOperation()) {
 607     std::string aId = aFOperation->id().toStdString();
 608     if (isDistanceOperation(aFOperation))
 609     {
 610       // Activate dimension value editing on double click
 611       ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 612       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 613       // Find corresponded widget to activate value editing
 614       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 615         if (aWgt->attributeID() == "ConstraintValue" ||
 616             aWgt->attributeID() == "AngleValue") {
 617           PartSet_WidgetEditor* anEditor = dynamic_cast<PartSet_WidgetEditor*>(aWgt);
 618           if (anEditor)
 619             anEditor->showPopupEditor();
 620           return;
 621         }
 622       }
 623     }
 624   }
 625 }
 626
 627 void PartSet_SketcherMgr::onApplicationStarted()
 628 {
 629   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 630   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 631   XGUI_Workshop* aWorkshop = aConnector->workshop();
 632   PartSet_SketcherReetntrantMgr* aReentranceMgr = myModule->sketchReentranceMgr();
 633
 634   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 635   if (aPropertyPanel) {
 636     //connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
 637     //        this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
 638
 639     connect(aPropertyPanel, SIGNAL(noMoreWidgets(const std::string&)),
 640             aReentranceMgr, SLOT(onNoMoreWidgets(const std::string&)));
 641     connect(aPropertyPanel, SIGNAL(widgetActivated(ModuleBase_ModelWidget*)),
 642             aReentranceMgr, SLOT(onWidgetActivated()));
 643   }
 644
 645   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
 646   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
 647   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
 648
 649   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 650   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
 651   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 652 }
 653
 654 //void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
 655 //{
 656   //if (!myClickedPoint.myIsInitialized)
 657   //  return;
 658
 659   //ModuleBase_Operation* aOperation = getCurrentOperation();
 660   // the distance constraint feature should not use the clickedd point
 661   // this is workaround in order to don't throw down the flyout point value,
 662   // set by execute() method of these type of features
 663   //if (isDistanceOperation(aOperation))
 664   //  return;
 665
 666   //PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
 667   //if (aPnt2dWgt) {
 668   //  aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
 669   //}
 670 //}
 671
 672 void PartSet_SketcherMgr::onBeforeContextMenu()
 673 {
 674   myIsPopupMenuActive = true;
 675 }
 676
 677 void PartSet_SketcherMgr::onAfterContextMenu()
 678 {
 679   myIsPopupMenuActive = false;
 680 }
 681
 682 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 683                                      Point& thePoint)
 684 {
 685   Handle(V3d_View) aView = theWnd->v3dView();
 686   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 687   double aX, anY;
 688   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
 689   thePoint.setValue(aX, anY);
 690 }
 691
 692 void PartSet_SketcherMgr::launchEditing()
 693 {
 694   if (!myCurrentSelection.empty()) {
 695     FeaturePtr aFeature = myCurrentSelection.begin().key();
 696     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 697               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 698     if (aSPFeature) {
 699       myModule->editFeature(aSPFeature);
 700     }
 701   }
 702 }
 703
 704 bool PartSet_SketcherMgr::sketchSolverError()
 705 {
 706   bool anError = false;
 707   CompositeFeaturePtr aSketch = activeSketch();
 708   if (aSketch.get()) {
 709     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 710     anError = !aAttributeString->value().empty();
 711   }
 712   return anError;
 713 }
 714
 715 QString PartSet_SketcherMgr::getFeatureError(const FeaturePtr& theFeature)
 716 {
 717   QString anError = "";
 718   if (!theFeature.get() || !theFeature->data()->isValid())
 719     return anError;
 720
 721   CompositeFeaturePtr aSketch = activeSketch();
 722   if (aSketch.get() && aSketch == theFeature) {
 723     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 724     anError = aAttributeString->value().c_str();
 725   }
 726   return anError;
 727 }
 728
 729 void PartSet_SketcherMgr::clearClickedFlags()
 730 {
 731   //myClickedPoint.clear();
 732   myCurrentPoint.clear();
 733 }
 734
 735 const QStringList& PartSet_SketcherMgr::sketchOperationIdList()
 736 {
 737   static QStringList aIds;
 738   if (aIds.size() == 0) {
 739     aIds << SketchPlugin_Line::ID().c_str();
 740     aIds << SketchPlugin_Point::ID().c_str();
 741     aIds << SketchPlugin_Arc::ID().c_str();
 742     aIds << SketchPlugin_Circle::ID().c_str();
 743     aIds << SketchPlugin_ConstraintFillet::ID().c_str();
 744     aIds << SketchPlugin_IntersectionPoint::ID().c_str();
 745     // TODO
 746     // SketchRectangle is a python feature, so its ID is passed just as a string
 747     aIds << "SketchRectangle";
 748     aIds.append(constraintsIdList());
 749   }
 750   return aIds;
 751 }
 752
 753 const QStringList& PartSet_SketcherMgr::constraintsIdList()
 754 {
 755   static QStringList aIds;
 756   if (aIds.size() == 0) {
 757     aIds << SketchPlugin_ConstraintLength::ID().c_str();
 758     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
 759     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
 760     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
 761     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 762     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
 763     aIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 764     aIds << SketchPlugin_ConstraintVertical::ID().c_str();
 765     aIds << SketchPlugin_ConstraintEqual::ID().c_str();
 766     aIds << SketchPlugin_ConstraintTangent::ID().c_str();
 767     aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 768     aIds << SketchPlugin_ConstraintMirror::ID().c_str();
 769     aIds << SketchPlugin_ConstraintAngle::ID().c_str();
 770     aIds << SketchPlugin_MultiRotation::ID().c_str();
 771     aIds << SketchPlugin_MultiTranslation::ID().c_str();
 772     aIds << SketchPlugin_ConstraintCollinear::ID().c_str();
 773     aIds << SketchPlugin_ConstraintMiddle::ID().c_str();
 774   }
 775   return aIds;
 776 }
 777
 778 void PartSet_SketcherMgr::sketchSelectionModes(QIntList& theModes)
 779 {
 780   theModes.clear();
 781
 782   theModes.append(SketcherPrs_Tools::Sel_Dimension_Text);
 783   theModes.append(SketcherPrs_Tools::Sel_Dimension_Line);
 784   theModes.append(SketcherPrs_Tools::Sel_Constraint);
 785   theModes.append(TopAbs_VERTEX);
 786   theModes.append(TopAbs_EDGE);
 787 }
 788
 789 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 790 {
 791   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
 792 }
 793
 794 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation)
 795 {
 796   return theOperation &&
 797          PartSet_SketcherMgr::sketchOperationIdList().contains(theOperation->id());
 798 }
 799
 800 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation)
 801 {
 802   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 803                                                                (theOperation);
 804   return aFOperation && !aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 805 }
 806
 807 bool PartSet_SketcherMgr::isNestedEditOperation(ModuleBase_Operation* theOperation)
 808 {
 809   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 810                                                                (theOperation);
 811   return aFOperation && aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 812 }
 813
 814 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
 815 {
 816   return (theId == SketchPlugin_Line::ID()) ||
 817          (theId == SketchPlugin_Point::ID()) ||
 818          (theId == SketchPlugin_Arc::ID()) ||
 819          (theId == SketchPlugin_Circle::ID());
 820 }
 821
 822 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 823 {
 824   std::string anId = theOperation ? theOperation->id().toStdString() : "";
 825
 826   return isDistanceKind(anId);
 827 }
 828
 829 bool PartSet_SketcherMgr::isDistanceKind(std::string& theKind)
 830 {
 831   return (theKind == SketchPlugin_ConstraintLength::ID()) ||
 832          (theKind == SketchPlugin_ConstraintDistance::ID()) ||
 833          (theKind == SketchPlugin_ConstraintRadius::ID()) ||
 834          (theKind == SketchPlugin_ConstraintAngle::ID());
 835 }
 836
 837 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 838 {
 839   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 840                                                                (getCurrentOperation());
 841   if (!aFOperation)
 842     return;
 843
 844   myModule->onViewTransformed();
 845
 846   // Display all sketcher sub-Objects
 847   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
 848   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 849   aConnector->workshop()->displayer()->activateTrihedron(true);
 850
 851   // Hide sketcher result
 852   std::list<ResultPtr> aResults = myCurrentSketch->results();
 853   std::list<ResultPtr>::const_iterator aIt;
 854   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 855     (*aIt)->setDisplayed(false);
 856   }
 857   myCurrentSketch->setDisplayed(false);
 858
 859   // Display sketcher objects
 860   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 861     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 862     std::list<ResultPtr> aResults = aFeature->results();
 863     std::list<ResultPtr>::const_iterator aIt;
 864     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 865       (*aIt)->setDisplayed(true);
 866     }
 867     aFeature->setDisplayed(true);
 868   }
 869
 870   if(myCirclePointFilter.IsNull()) {
 871     myCirclePointFilter = new PartSet_CirclePointFilter(myModule->workshop());
 872   }
 873
 874   myModule->workshop()->viewer()->addSelectionFilter(myCirclePointFilter);
 875
 876   if (myPlaneFilter.IsNull())
 877     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
 878
 879   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
 880   bool aHasPlane = false;
 881   std::shared_ptr<GeomAPI_Pln> aPln;
 882   if (aFOperation->isEditOperation()) {
 883     // If it is editing of sketch then it means that plane is already defined
 884     aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
 885     if (aPln.get())
 886       aHasPlane = true;
 887   }
 888   myPlaneFilter->setPlane(aPln);
 889
 890   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 891   // all sketch objects should be activated in the sketch selection modes by edit operation start
 892   // in case of creation operation, there is an active widget, which activates own selection mode
 893   if (aFOperation->isEditOperation() && aHasPlane)
 894     aConnector->activateModuleSelectionModes();
 895 }
 896
 897 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
 898 {
 899   myIsMouseOverWindow = false;
 900   myIsConstraintsShown[PartSet_Tools::Geometrical] = true;
 901   myIsConstraintsShown[PartSet_Tools::Dimensional] = true;
 902   myIsConstraintsShown[PartSet_Tools::Expressions] = false;
 903
 904   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 905
 906   DataPtr aData = myCurrentSketch->data();
 907   if (!aData->isValid()) {
 908     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 909     // The sketch was aborted
 910     myCurrentSketch = CompositeFeaturePtr();
 911     // TODO: move this outside of if-else
 912     myModule->workshop()->viewer()->removeSelectionFilter(myCirclePointFilter);
 913     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 914
 915     // Erase all sketcher objects
 916     QStringList aSketchIds = sketchOperationIdList();
 917     QObjectPtrList aObjects = aDisplayer->displayedObjects();
 918     foreach (ObjectPtr aObj, aObjects) {
 919       DataPtr aObjData = aObj->data();
 920       if (!aObjData->isValid())
 921         aObj->setDisplayed(false);
 922     }
 923   }
 924   else {
 925     // Hide all sketcher sub-Objects
 926     for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 927       FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 928       std::list<ResultPtr> aResults = aFeature->results();
 929       std::list<ResultPtr>::const_iterator aIt;
 930       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 931         (*aIt)->setDisplayed(false);
 932       }
 933       aFeature->setDisplayed(false);
 934     }
 935     // Display sketcher result
 936     std::list<ResultPtr> aResults = myCurrentSketch->results();
 937     std::list<ResultPtr>::const_iterator aIt;
 938     Events_Loop* aLoop = Events_Loop::loop();
 939     static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 940
 941     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 942                                                                            (theOperation);
 943     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 944       if (!aFOperation->isDisplayedOnStart(*aIt)) {
 945         (*aIt)->setDisplayed(true);
 946         // this display event is needed because sketch already may have "displayed" state,
 947         // but not displayed while it is still active (issue 613, abort of existing sketch)
 948         ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
 949       }
 950     }
 951     if (!aFOperation->isDisplayedOnStart(myCurrentSketch))
 952       myCurrentSketch->setDisplayed(true);
 953
 954     myCurrentSketch = CompositeFeaturePtr();
 955
 956     myModule->workshop()->viewer()->removeSelectionFilter(myCirclePointFilter);
 957     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 958
 959     Events_Loop::loop()->flush(aDispEvent);
 960   }
 961   // restore the module selection modes, which were changed on startSketch
 962   aConnector->activateModuleSelectionModes();
 963   aConnector->workshop()->displayer()->activateTrihedron(false);
 964 }
 965
 966 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
 967 {
 968   if (canChangeCursor(theOperation) && myIsMouseOverWindow) {
 969     QCursor* aCurrentCursor = QApplication::overrideCursor();
 970     if (!aCurrentCursor || aCurrentCursor->shape() != Qt::CrossCursor) {
 971       QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
 972 #ifdef DEBUG_CURSOR
 973       qDebug("startNestedSketch() : Qt::CrossCursor");
 974 #endif
 975     }
 976   }
 977 }
 978
 979 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOperation)
 980 {
 981   myIsMouseOverViewProcessed = true;
 982   operationMgr()->onValidateOperation();
 983   if (canChangeCursor(theOperation)) {
 984     QApplication::restoreOverrideCursor();
 985 #ifdef DEBUG_CURSOR
 986     qDebug("stopNestedSketch() : None");
 987 #endif
 988   }
 989 }
 990
 991 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
 992 {
 993   if (isNestedCreateOperation(theOperation)) {
 994     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 995                                                                              (theOperation);
 996     if (aFOperation) {
 997       FeaturePtr aFeature = aFOperation->feature();
 998       // it is necessary to check the the feature data validity because
 999       // some kind of features are removed by an operation commit(the macro state of a feature)
1000       if (aFeature.get() && aFeature->data()->isValid()) {
1001         visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
1002       }
1003     }
1004   }
1005 }
1006
1007 void PartSet_SketcherMgr::activatePlaneFilter(const bool& toActivate)
1008 {
1009   if (toActivate)
1010     myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
1011   else
1012     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
1013 }
1014
1015 bool PartSet_SketcherMgr::operationActivatedByPreselection()
1016 {
1017   bool isOperationStopped = false;
1018   ModuleBase_Operation* anOperation = getCurrentOperation();
1019   if(anOperation && PartSet_SketcherMgr::isNestedSketchOperation(anOperation)) {
1020     // Set final definitions if they are necessary
1021     //propertyPanelDefined(aOperation);
1022     /// Commit sketcher operations automatically
1023     /// distance operation are able to show popup editor to modify the distance value
1024     /// after entering the value, the operation should be committed/aborted(by Esc key)
1025     bool aCanCommitOperation = true;
1026     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1027                                                                             (anOperation);
1028     if (aFOperation && PartSet_SketcherMgr::isDistanceOperation(aFOperation))
1029       aCanCommitOperation = setDistanceValueByPreselection(anOperation, myModule->workshop());
1030
1031     if (aCanCommitOperation)
1032       isOperationStopped = anOperation->commit();
1033     else {
1034       anOperation->abort();
1035       isOperationStopped = true;
1036     }
1037   }
1038   return isOperationStopped;
1039 }
1040
1041 bool PartSet_SketcherMgr::canUndo() const
1042 {
1043   return isNestedCreateOperation(getCurrentOperation());
1044 }
1045
1046 bool PartSet_SketcherMgr::canRedo() const
1047 {
1048   return isNestedCreateOperation(getCurrentOperation());
1049 }
1050
1051 bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
1052 {
1053   bool aCanErase = true;
1054   // when the sketch operation is active, results of sketch sub-feature can not be hidden
1055   if (myCurrentSketch.get()) {
1056     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
1057     if (aResult.get()) {
1058       // Display sketcher objects
1059       for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
1060
1061         FeaturePtr aFeature = myCurrentSketch->subFeature(i);
1062         std::list<ResultPtr> aResults = aFeature->results();
1063         std::list<ResultPtr>::const_iterator anIt;
1064         for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
1065           aCanErase = *anIt != aResult;
1066         }
1067       }
1068     }
1069   }
1070   return aCanErase;
1071 }
1072
1073 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
1074 {
1075   bool aCanDisplay = true;
1076
1077   bool aHasActiveSketch = activeSketch().get() != NULL;
1078   if (aHasActiveSketch) {
1079     // 1. the sketch feature should not be displayed during the sketch active operation
1080     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch
1081     // nested features can be visualized
1082     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1083     if (aFeature.get() != NULL && aFeature == activeSketch()) {
1084       aCanDisplay = false;
1085     }
1086   }
1087   else { // there are no an active sketch
1088     // 2. sketch sub-features should not be visualized if the sketch operation is not active
1089     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1090     if (aFeature.get() != NULL) {
1091       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
1092                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
1093       if (aSketchFeature.get()) {
1094         aCanDisplay = false;
1095       }
1096     }
1097   }
1098
1099   // 3. the method should not filter the objects, which are not related to the current operation.
1100   // The object is filtered just if it is a current operation feature or this feature result
1101   bool isObjectFound = false;
1102   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1103                                                                (getCurrentOperation());
1104   if (aFOperation) {
1105     FeaturePtr aFeature = aFOperation->feature();
1106     if (aFeature.get()) {
1107       std::list<ResultPtr> aResults = aFeature->results();
1108       if (theObject == aFeature)
1109         isObjectFound = true;
1110       else {
1111         std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
1112         for (; anIt != aLast && !isObjectFound; anIt++) {
1113           isObjectFound = *anIt == theObject;
1114         }
1115       }
1116     }
1117   }
1118   if (isObjectFound) {
1119     // 4. For created nested feature operation do not display the created feature if
1120     // the mouse curstor leaves the OCC window.
1121     // The correction cases, which ignores this condition:
1122     // a. the property panel values modification
1123     // b. the popup menu activated
1124     // c. widget editor control
1125     #ifndef DEBUG_DO_NOT_BY_ENTER
1126     if (aCanDisplay && isNestedCreateOperation(getCurrentOperation())) {
1127       ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1128       ModuleBase_WidgetEditor* anEditorWdg = anActiveWidget ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWidget) : 0;
1129       // the active widget editor should not influence here. The presentation should be visible always
1130       // when this widget is active.
1131       if (!anEditorWdg && !myIsPopupMenuActive) {
1132         // during a nested create operation, the feature is redisplayed only if the mouse over view
1133         // of there was a value modified in the property panel after the mouse left the view
1134         aCanDisplay = canDisplayCurrentCreatedFeature();
1135       }
1136     }
1137     #endif
1138   }
1139
1140   // checks the sketcher constraints visibility according to active sketch check box states
1141   if (aCanDisplay) {
1142     bool aProcessed = false;
1143     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1144     if (aFeature.get()) {
1145       bool aConstraintDisplayed = canDisplayConstraint(aFeature, PartSet_Tools::Any, aProcessed);
1146       if (aProcessed)
1147         aCanDisplay = aConstraintDisplayed;
1148     }
1149   }
1150
1151   return aCanDisplay;
1152 }
1153
1154 bool PartSet_SketcherMgr::canDisplayConstraint(const FeaturePtr& theFeature,
1155                                              const PartSet_Tools::ConstraintVisibleState& theState,
1156                                              bool& isProcessed) const
1157 {
1158   bool aSwitchedOn = true;
1159
1160   const QStringList& aConstrIds = constraintsIdList();
1161
1162   std::string aKind = theFeature->getKind();
1163   if (aConstrIds.contains(QString(aKind.c_str()))) {
1164     bool isTypedConstraint = false;
1165
1166     switch (theState) {
1167       case PartSet_Tools::Dimensional: {
1168         bool isDistance = isDistanceKind(aKind);
1169         if (isDistance) {
1170           isProcessed = true;
1171           aSwitchedOn = myIsConstraintsShown[theState];
1172         }
1173       }
1174       break;
1175       case PartSet_Tools::Geometrical: {
1176         bool isGeometrical = !isDistanceKind(aKind);
1177         if (isGeometrical) {
1178           isProcessed = true;
1179           aSwitchedOn = myIsConstraintsShown[theState];
1180         }
1181       }
1182       break;
1183       case PartSet_Tools::Any: {
1184         isProcessed = true;
1185         bool isDistance = isDistanceKind(aKind);
1186         if (isDistance)
1187           aSwitchedOn = myIsConstraintsShown[PartSet_Tools::Dimensional];
1188         else
1189           aSwitchedOn = myIsConstraintsShown[PartSet_Tools::Geometrical];
1190       }
1191       break;
1192     default:
1193       break;
1194     }
1195   }
1196   return aSwitchedOn;
1197 }
1198
1199 void PartSet_SketcherMgr::processHiddenObject(const std::list<ObjectPtr>& theObjects)
1200 {
1201   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1202                                                                            (getCurrentOperation());
1203   if (aFOperation && myCurrentSketch.get()) {
1204     // find results of the current operation
1205     // these results should not be proposed to be deleted
1206     FeaturePtr anOperationFeature = aFOperation->feature();
1207     std::list<ResultPtr> anOperationResultList = anOperationFeature->results();
1208     std::set<ResultPtr> anOperationResults;
1209     std::list<ResultPtr>::const_iterator aRIt = anOperationResultList.begin(),
1210                                         aRLast = anOperationResultList.end();
1211     for (; aRIt != aRLast; aRIt++)
1212       anOperationResults.insert(*aRIt);
1213
1214     std::set<FeaturePtr> anObjectsToBeDeleted;
1215     QStringList anObjectsToBeDeletedNames;
1216     std::list<ObjectPtr>::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1217     for (; anIt != aLast; anIt++) {
1218       ObjectPtr anObject = *anIt;
1219       bool aCanErase = true;
1220       // when the sketch operation is active, results of sketch sub-feature can not be hidden
1221       ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
1222       // the result is found between current feature results
1223       if (anOperationResults.find(aResult) != anOperationResults.end())
1224         continue;
1225
1226       if (aResult.get()) {
1227         // Display sketcher objects
1228         for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
1229           FeaturePtr aFeature = myCurrentSketch->subFeature(i);
1230           std::list<ResultPtr> aResults = aFeature->results();
1231           std::list<ResultPtr>::const_iterator anIt;
1232           for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
1233             aCanErase = *anIt != aResult;
1234           }
1235         }
1236       }
1237       if (!aCanErase) {
1238         FeaturePtr aFeature = ModelAPI_Feature::feature(anObject);
1239         if (aFeature.get() && anObjectsToBeDeleted.find(aFeature) == anObjectsToBeDeleted.end()) {
1240           anObjectsToBeDeleted.insert(aFeature);
1241           anObjectsToBeDeletedNames.append(aFeature->name().c_str());
1242         }
1243       }
1244     }
1245     if (!anObjectsToBeDeleted.empty()) {
1246       QString aFeatureNames = anObjectsToBeDeletedNames.join(", ");
1247       QString aMessage = tr("The following features have incorrect presentation and \
1248 will be hidden: %1. Would you like to delete them?")
1249                          .arg(aFeatureNames);
1250       int anAnswer = QMessageBox::question(qApp->activeWindow(), tr("Features hide"),
1251                                            aMessage, QMessageBox::Ok | QMessageBox::Cancel,
1252                                            QMessageBox::Cancel);
1253       if (anAnswer == QMessageBox::Ok) {
1254         QObjectPtrList anObjects;
1255         std::set<FeaturePtr>::const_iterator anIt = anObjectsToBeDeleted.begin(),
1256                                              aLast = anObjectsToBeDeleted.end();
1257         for (; anIt != aLast; anIt++)
1258           anObjects.append(*anIt);
1259         SessionPtr aMgr = ModelAPI_Session::get();
1260         DocumentPtr aDoc = aMgr->activeDocument();
1261         bool aIsOp = aMgr->isOperation();
1262         if (!aIsOp)
1263           aMgr->startOperation();
1264         workshop()->deleteFeatures(anObjects);
1265         //static Events_ID aDeletedEvent = Events_Loop::eventByName(EVENT_OBJECT_DELETED);
1266         //static Events_ID aRedispEvent = Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY);
1267         //Events_Loop::loop()->flush(aDeletedEvent);
1268         //Events_Loop::loop()->flush(aRedispEvent);
1269
1270         if (!aIsOp)
1271           aMgr->finishOperation();
1272       }
1273     }
1274   }
1275 }
1276
1277 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
1278 {
1279   bool aCanDisplay = myIsMouseOverWindow;
1280   if (!aCanDisplay) {
1281     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1282     if (anActiveWidget)
1283       aCanDisplay = anActiveWidget->getValueState() == ModuleBase_ModelWidget::Stored;
1284   }
1285   return aCanDisplay;
1286 }
1287
1288 bool PartSet_SketcherMgr::canChangeCursor(ModuleBase_Operation* theOperation) const
1289 {
1290   return isNestedCreateOperation(theOperation) ||
1291          myModule->sketchReentranceMgr()->isInternalEditActive();
1292 }
1293
1294 const QMap<PartSet_Tools::ConstraintVisibleState, bool>& PartSet_SketcherMgr::showConstraintStates()
1295 {
1296   return myIsConstraintsShown;
1297 }
1298
1299 bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
1300 {
1301   bool isFoundObject = false;
1302
1303   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
1304   if (anObjectFeature.get()) {
1305     int aSize = myCurrentSketch->numberOfSubs();
1306     for (int i = 0; i < myCurrentSketch->numberOfSubs() && !isFoundObject; i++) {
1307       FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
1308       isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
1309     }
1310   }
1311   return isFoundObject;
1312 }
1313
1314 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
1315 {
1316   if (myPlaneFilter.IsNull())
1317    myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
1318
1319   myPlaneFilter->setPlane(thePln);
1320 }
1321
1322 bool PartSet_SketcherMgr::setDistanceValueByPreselection(ModuleBase_Operation* theOperation,
1323                                                          ModuleBase_IWorkshop* theWorkshop)
1324 {
1325   bool isValueAccepted = false;
1326
1327   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1328                                                                               (theOperation);
1329   FeaturePtr aFeature = aFOperation->feature();
1330   // editor is shown only if all attribute references are filled by preseletion
1331   bool anAllRefAttrInitialized = true;
1332
1333   std::list<AttributePtr> aRefAttrs = aFeature->data()->attributes(
1334                                               ModelAPI_AttributeRefAttr::typeId());
1335   std::list<AttributePtr>::const_iterator anIt = aRefAttrs.begin(), aLast = aRefAttrs.end();
1336   for (; anIt != aLast && anAllRefAttrInitialized; anIt++) {
1337     anAllRefAttrInitialized = (*anIt)->isInitialized();
1338   }
1339   if (anAllRefAttrInitialized) {
1340     // Activate dimension value editing on double click
1341     ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
1342     QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
1343     // Find corresponded widget to activate value editing
1344     foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
1345       if (aWgt->attributeID() == "ConstraintValue") {
1346         // the featue should be displayed in order to find the AIS text position,
1347         // the place where the editor will be shown
1348         aFeature->setDisplayed(true);
1349         /// the execute is necessary to perform in the feature compute for flyout position
1350         aFeature->execute();
1351
1352         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
1353         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1354
1355         PartSet_WidgetEditor* anEditor = dynamic_cast<PartSet_WidgetEditor*>(aWgt);
1356         if (anEditor) {
1357           int aX = 0, anY = 0;
1358
1359           XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(theWorkshop);
1360           XGUI_Displayer* aDisplayer = aWorkshop->displayer();
1361           AISObjectPtr anAIS = aDisplayer->getAISObject(aFeature);
1362           Handle(AIS_InteractiveObject) anAISIO;
1363           if (anAIS.get() != NULL) {
1364             anAISIO = anAIS->impl<Handle(AIS_InteractiveObject)>();
1365           }
1366           if (anAIS.get() != NULL) {
1367             Handle(AIS_InteractiveObject) anAISIO = anAIS->impl<Handle(AIS_InteractiveObject)>();
1368
1369             if (!anAISIO.IsNull()) {
1370               Handle(AIS_Dimension) aDim = Handle(AIS_Dimension)::DownCast(anAISIO);
1371               if (!aDim.IsNull()) {
1372                 gp_Pnt aPosition = aDim->GetTextPosition();
1373
1374                 ModuleBase_IViewer* aViewer = aWorkshop->viewer();
1375                 Handle(V3d_View) aView = aViewer->activeView();
1376                 int aCX, aCY;
1377                 aView->Convert(aPosition.X(), aPosition.Y(), aPosition.Z(), aCX, aCY);
1378
1379                 QWidget* aViewPort = aViewer->activeViewPort();
1380                 QPoint aGlPoint = aViewPort->mapToGlobal(QPoint(aCX, aCY));
1381                 aX = aGlPoint.x();
1382                 anY = aGlPoint.y();
1383               }
1384             }
1385             anEditor->setCursorPosition(aX, anY);
1386             isValueAccepted = anEditor->showPopupEditor(false);
1387           }
1388         }
1389       }
1390     }
1391   }
1392   return isValueAccepted;
1393 }
1394
1395 void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
1396                                               const FeaturePtr& theSketch,
1397                                               ModuleBase_IWorkshop* theWorkshop,
1398                                               FeatureToSelectionMap& theSelection)
1399 {
1400   if (theFeature.get() == NULL)
1401     return;
1402
1403   std::set<AttributePtr> aSelectedAttributes;
1404   std::set<ResultPtr> aSelectedResults;
1405
1406   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1407   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
1408   if (!aContext.IsNull()) {
1409     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1410     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1411
1412     std::list<ResultPtr> aResults = theFeature->results();
1413     std::list<ResultPtr>::const_iterator aIt;
1414     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1415     {
1416       ResultPtr aResult = *aIt;
1417       AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1418       if (aAISObj.get() == NULL)
1419         continue;
1420       Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1421       for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
1422       {
1423         Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
1424         if (anOwner->Selectable() != anAISIO)
1425           continue;
1426         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1427                                aSelectedAttributes, aSelectedResults);
1428       }
1429       for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
1430         Handle(SelectMgr_EntityOwner) anOwner = aContext->DetectedOwner();
1431         if (anOwner.IsNull())
1432           continue;
1433         if (anOwner->Selectable() != anAISIO)
1434           continue;
1435         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1436                                aSelectedAttributes, aSelectedResults);
1437       }
1438     }
1439   }
1440   theSelection[theFeature] = std::make_pair(aSelectedAttributes, aSelectedResults);
1441 }
1442
1443 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
1444                                              const FeaturePtr& theSketch,
1445                                              ModuleBase_IWorkshop* theWorkshop,
1446                                              const FeatureToSelectionMap& theSelection,
1447                                              SelectMgr_IndexedMapOfOwner& theOwnersToSelect)
1448 {
1449   if (theFeature.get() == NULL)
1450     return;
1451
1452   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
1453   std::set<AttributePtr> aSelectedAttributes = anIt.value().first;
1454   std::set<ResultPtr> aSelectedResults = anIt.value().second;
1455
1456   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1457
1458   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1459   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1460
1461   // 1. found the feature's owners. Check the AIS objects of the constructions
1462   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
1463   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
1464     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1465
1466     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1467     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1468     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
1469       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
1470       if (!anOwner.IsNull())
1471         theOwnersToSelect.Add(anOwner);
1472     }
1473   }
1474
1475   // 2. found the feature results's owners
1476   std::list<ResultPtr> aResults = theFeature->results();
1477   std::list<ResultPtr>::const_iterator aIt;
1478   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1479   {
1480     ResultPtr aResult = *aIt;
1481     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1482     if (aAISObj.get() == NULL)
1483       continue;
1484     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1485
1486     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1487     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1488     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1489       Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1490       if ( anOwner.IsNull() || !anOwner->HasShape() )
1491         continue;
1492       const TopoDS_Shape& aShape = anOwner->Shape();
1493       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
1494       if (aShapeType == TopAbs_VERTEX) {
1495         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
1496         if (aPntAttr.get() != NULL &&
1497             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end()) {
1498           theOwnersToSelect.Add(anOwner);
1499         }
1500       }
1501       else if (aShapeType == TopAbs_EDGE) {
1502         bool aFound = aSelectedResults.find(aResult) != aSelectedResults.end();
1503         if (aSelectedResults.find(aResult) != aSelectedResults.end() &&
1504             theOwnersToSelect.FindIndex(anOwner) <= 0)
1505           theOwnersToSelect.Add(anOwner);
1506       }
1507     }
1508   }
1509 }
1510
1511 void PartSet_SketcherMgr::connectToPropertyPanel(ModuleBase_ModelWidget* theWidget, const bool isToConnect)
1512 {
1513   if (isToConnect) {
1514     connect(theWidget, SIGNAL(beforeValuesChanged()),
1515             this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1516     connect(theWidget, SIGNAL(afterValuesChanged()),
1517             this, SLOT(onAfterValuesChangedInPropertyPanel()));
1518   }
1519   else {
1520     disconnect(theWidget, SIGNAL(beforeValuesChanged()),
1521                 this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1522     disconnect(theWidget, SIGNAL(afterValuesChanged()),
1523                 this, SLOT(onAfterValuesChangedInPropertyPanel()));
1524   }
1525 }
1526
1527 void PartSet_SketcherMgr::widgetStateChanged(int thePreviousState)
1528 {
1529   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1530                                                                            (getCurrentOperation());
1531   if (aFOperation) {
1532     if (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1533         PartSet_SketcherMgr::isNestedSketchOperation(aFOperation) &&
1534         thePreviousState == ModuleBase_ModelWidget::ModifiedInPP) {
1535       FeaturePtr aFeature = aFOperation->feature();
1536       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
1537     }
1538   }
1539 }
1540
1541 void PartSet_SketcherMgr::customizePresentation(const ObjectPtr& theObject)
1542 {
1543   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1544                                                                            (getCurrentOperation());
1545   if (aFOperation && (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1546                       PartSet_SketcherMgr::isNestedSketchOperation(aFOperation)))
1547     SketcherPrs_Tools::sendExpressionShownEvent(myIsConstraintsShown[PartSet_Tools::Expressions]);
1548 }
1549
1550 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
1551 {
1552   return myModule->workshop()->currentOperation();
1553 }
1554
1555 //**************************************************************
1556 ModuleBase_ModelWidget* PartSet_SketcherMgr::getActiveWidget() const
1557 {
1558   ModuleBase_ModelWidget* aWidget = 0;
1559   ModuleBase_Operation* anOperation = getCurrentOperation();
1560   if (anOperation) {
1561     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
1562     if (aPanel)
1563       aWidget = aPanel->activeWidget();
1564   }
1565   return aWidget;
1566 }
1567
1568 void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
1569                                            const bool isEditOperation,
1570                                            const bool isToDisplay,
1571                                            const bool isFlushRedisplay)
1572 {
1573   #ifdef DEBUG_DO_NOT_BY_ENTER
1574   return;
1575   #endif
1576
1577   if (isEditOperation || !theFeature.get())
1578     return;
1579
1580   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1581   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1582
1583   // 1. change visibility of the object itself, here the presentable object is processed,
1584   // e.g. constraints features
1585   //FeaturePtr aFeature = aFOperation->feature();
1586   std::list<ResultPtr> aResults = theFeature->results();
1587   if (isToDisplay)
1588     theFeature->setDisplayed(true);
1589   else
1590     theFeature->setDisplayed(false);
1591
1592   // change visibility of the object results, e.g. non-constraint features
1593   std::list<ResultPtr>::const_iterator aIt;
1594   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1595     if (isToDisplay) {
1596       (*aIt)->setDisplayed(true);
1597     }
1598     else {
1599       (*aIt)->setDisplayed(false);
1600     }
1601   }
1602   if (isFlushRedisplay)
1603     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1604 }
1605
1606 void PartSet_SketcherMgr::storeSelection(const bool theHighlightedOnly)
1607 {
1608   if (!myCurrentSketch.get())
1609     return;
1610
1611   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1612   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1613   QList<ModuleBase_ViewerPrs> aHighlighted = aSelect->getHighlighted();
1614
1615   QList<FeaturePtr> aFeatureList;
1616   if (theHighlightedOnly) {
1617     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1618   }
1619   else {
1620     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1621
1622     QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected(ModuleBase_ISelection::AllControls);
1623     fillFeatureList(aSelected, myCurrentSketch, aFeatureList);
1624   }
1625
1626   // 1. it is necessary to save current selection in order to restore it after the features moving
1627   myCurrentSelection.clear();
1628   QList<FeaturePtr>::const_iterator anIt = aFeatureList.begin(), aLast = aFeatureList.end();
1629   for (; anIt != aLast; anIt++) {
1630     getCurrentSelection(*anIt, myCurrentSketch, aWorkshop, myCurrentSelection);
1631   }
1632   //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1633 }
1634
1635 void PartSet_SketcherMgr::restoreSelection()
1636 {
1637   if (!myCurrentSketch.get())
1638     return;
1639
1640   //qDebug(QString("restoreSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1641   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1642   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1643   FeatureToSelectionMap::const_iterator aSIt = myCurrentSelection.begin(),
1644                                         aSLast = myCurrentSelection.end();
1645   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1646   for (; aSIt != aSLast; aSIt++) {
1647     anOwnersToSelect.Clear();
1648     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, myCurrentSelection,
1649                         anOwnersToSelect);
1650     aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1651   }
1652 }
1653
1654 void PartSet_SketcherMgr::onShowConstraintsToggle(int theType, bool theState)
1655 {
1656   PartSet_Tools::ConstraintVisibleState aType = (PartSet_Tools::ConstraintVisibleState)theType;
1657
1658   updateBySketchParameters(aType, theState);
1659 }
1660
1661 void PartSet_SketcherMgr::updateBySketchParameters(
1662                                    const PartSet_Tools::ConstraintVisibleState& theType,
1663                                    bool theState)
1664 {
1665   if (myCurrentSketch.get() == NULL)
1666     return;
1667
1668   bool aPrevState = myIsConstraintsShown[theType];
1669   myIsConstraintsShown[theType] = theState;
1670
1671   switch (theType) {
1672     case PartSet_Tools::Geometrical:
1673     case PartSet_Tools::Dimensional: {
1674       if (aPrevState != theState) {
1675         ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1676         XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1677         for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1678           FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1679           bool aProcessed = false;
1680           bool aConstraintDisplayed = canDisplayConstraint(aSubFeature, theType, aProcessed);
1681           if (aProcessed)
1682             aSubFeature->setDisplayed(aConstraintDisplayed);
1683         }
1684         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1685       }
1686     }
1687     break;
1688     case PartSet_Tools::Expressions: {
1689       /// call all sketch features redisplay, the expression state will be corrected in customize
1690       /// of distance presentation
1691       Events_ID anEventId = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
1692       PartSet_Tools::sendSubFeaturesEvent(myCurrentSketch, anEventId);
1693     }
1694     break;
1695   }
1696 }
1697
1698 XGUI_Workshop* PartSet_SketcherMgr::workshop() const
1699 {
1700   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1701   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1702   return aConnector->workshop();
1703 }
1704
1705 XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
1706 {
1707   return workshop()->operationMgr();
1708 }
1709