src/PartSet/PartSet_SketcherMgr.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_SketcherMgr.cpp
   4 // Created:     19 Dec 2014
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "PartSet_SketcherMgr.h"
   8 #include "PartSet_Module.h"
   9 #include "PartSet_WidgetPoint2d.h"
  10 #include "PartSet_WidgetPoint2dDistance.h"
  11 #include "PartSet_Tools.h"
  12 #include "PartSet_WidgetSketchLabel.h"
  13
  14 #include <XGUI_ModuleConnector.h>
  15 #include <XGUI_Displayer.h>
  16 #include <XGUI_Workshop.h>
  17 #include <XGUI_ContextMenuMgr.h>
  18 #include <XGUI_Selection.h>
  19 #include <XGUI_SelectionMgr.h>
  20 #include <XGUI_ModuleConnector.h>
  21 #include <XGUI_PropertyPanel.h>
  22 #include <XGUI_ViewerProxy.h>
  23 #include <XGUI_OperationMgr.h>
  24
  25 #include <ModuleBase_IPropertyPanel.h>
  26 #include <ModuleBase_ISelection.h>
  27 #include <ModuleBase_IViewer.h>
  28 #include <ModuleBase_IWorkshop.h>
  29 #include <ModuleBase_IViewWindow.h>
  30 #include <ModuleBase_ModelWidget.h>
  31 #include <ModuleBase_Operation.h>
  32 #include <ModuleBase_OperationFeature.h>
  33 #include <ModuleBase_Operation.h>
  34 #include <ModuleBase_WidgetEditor.h>
  35
  36 #include <GeomDataAPI_Point2D.h>
  37
  38 #include <Events_Loop.h>
  39
  40 #include <SketchPlugin_Line.h>
  41 #include <SketchPlugin_Sketch.h>
  42 #include <SketchPlugin_Point.h>
  43 #include <SketchPlugin_Arc.h>
  44 #include <SketchPlugin_Circle.h>
  45 #include <SketchPlugin_ConstraintLength.h>
  46 #include <SketchPlugin_ConstraintDistance.h>
  47 #include <SketchPlugin_ConstraintParallel.h>
  48 #include <SketchPlugin_ConstraintPerpendicular.h>
  49 #include <SketchPlugin_ConstraintRadius.h>
  50 #include <SketchPlugin_ConstraintRigid.h>
  51 #include <SketchPlugin_ConstraintHorizontal.h>
  52 #include <SketchPlugin_ConstraintVertical.h>
  53 #include <SketchPlugin_ConstraintEqual.h>
  54 #include <SketchPlugin_ConstraintTangent.h>
  55 #include <SketchPlugin_ConstraintCoincidence.h>
  56 #include <SketchPlugin_ConstraintFillet.h>
  57 #include <SketchPlugin_ConstraintMirror.h>
  58 #include <SketchPlugin_ConstraintAngle.h>
  59 #include <SketchPlugin_MultiRotation.h>
  60 #include <SketchPlugin_MultiTranslation.h>
  61
  62 #include <SketcherPrs_Tools.h>
  63
  64 #include <SelectMgr_IndexedMapOfOwner.hxx>
  65 #include <StdSelect_BRepOwner.hxx>
  66
  67 //#include <AIS_DimensionSelectionMode.hxx>
  68 #include <AIS_Shape.hxx>
  69
  70 #include <ModelAPI_Events.h>
  71 #include <ModelAPI_Session.h>
  72 #include <ModelAPI_AttributeString.h>
  73
  74 #include <QMouseEvent>
  75 #include <QApplication>
  76
  77 //#define DEBUG_DO_NOT_BY_ENTER
  78 //#define DEBUG_MOUSE_OVER_WINDOW_FLAGS
  79
  80 /// Returns list of unique objects by sum of objects from List1 and List2
  81 /*QList<ModuleBase_ViewerPrs> getSumList(const QList<ModuleBase_ViewerPrs>& theList1,
  82                                        const QList<ModuleBase_ViewerPrs>& theList2)
  83 {
  84   QList<ModuleBase_ViewerPrs> aRes;
  85   foreach (ModuleBase_ViewerPrs aPrs, theList1) {
  86     if (!aRes.contains(aPrs))
  87       aRes.append(aPrs);
  88   }
  89   foreach (ModuleBase_ViewerPrs aPrs, theList2) {
  90     if (!aRes.contains(aPrs))
  91       aRes.append(aPrs);
  92   }
  93   return aRes;
  94 }*/
  95
  96 // Fills the list of features the list of selected presentations.
  97 // \param theList a list of selected presentations
  98 // \param theSketch a sketch to project a vertex shape of a presentation to the plane
  99 // and find the corresponded attribute
 100 // \param theFeatureList  an output list of features
 101 void fillFeatureList(const QList<ModuleBase_ViewerPrs>& theList,
 102                      const FeaturePtr theSketch,
 103                      QList<FeaturePtr>& theFeatureList)
 104 {
 105   QList<ModuleBase_ViewerPrs> aRes;
 106
 107   QList<ModuleBase_ViewerPrs>::const_iterator anIt = theList.begin(),
 108                                               aLast = theList.end();
 109   for (; anIt != aLast; anIt++)
 110   {
 111     ModuleBase_ViewerPrs aPrs = *anIt;
 112     FeaturePtr aFeature = ModelAPI_Feature::feature(aPrs.object());
 113     if (aFeature.get()  && !theFeatureList.contains(aFeature))
 114       theFeatureList.append(aFeature);
 115   }
 116 }
 117
 118 /// Fills attribute and result lists by the selected owner. In case if the attribute is found,
 119 /// by the owner shape, it is put to the list. Otherwise if type of owner shape is edge, put the function
 120 /// result as is to the list of results.
 121 /// \param theOwner a viewer selected owner
 122 /// \param theFeature a feature, where the attribute is searched
 123 /// \param theSketch a current sketch
 124 /// \param theSelectedAttribute an output list of attributes
 125 /// \param theSelectedResults an output list of edge results
 126 void getAttributesOrResults(const Handle(SelectMgr_EntityOwner)& theOwner,
 127                             const FeaturePtr& theFeature, const FeaturePtr& theSketch,
 128                             const ResultPtr& theResult,
 129                             std::set<AttributePtr>& aSelectedAttributes,
 130                             std::set<ResultPtr>& aSelectedResults)
 131 {
 132   Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 133   if (aBRepOwner.IsNull())
 134     return;
 135   Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
 136                                                                     aBRepOwner->Selectable());
 137   if (aBRepOwner->HasShape()) {
 138     const TopoDS_Shape& aShape = aBRepOwner->Shape();
 139     TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 140     if (aShapeType == TopAbs_VERTEX) {
 141       AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
 142                                                                     aShape, theSketch);
 143       if (aPntAttr.get() != NULL)
 144         aSelectedAttributes.insert(aPntAttr);
 145     }
 146     else if (aShapeType == TopAbs_EDGE &&
 147              aSelectedResults.find(theResult) == aSelectedResults.end()) {
 148       aSelectedResults.insert(theResult);
 149     }
 150   }
 151 }
 152
 153 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
 154   : QObject(theModule), myModule(theModule), myIsDragging(false), myDragDone(false),
 155     myIsResetCurrentValue(false), myIsMouseOverWindow(false),
 156     myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
 157     myIsPopupMenuActive(false), myIsConstraintsShown(true)
 158 {
 159   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 160   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
 161
 162   myPreviousSelectionEnabled = true;//aViewer->isSelectionEnabled();
 163
 164   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
 165           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
 166
 167   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 168           this, SLOT(onMouseReleased(ModuleBase_IViewWindow*, QMouseEvent*)));
 169
 170   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
 171           this, SLOT(onMouseMoved(ModuleBase_IViewWindow*, QMouseEvent*)));
 172
 173   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)),
 174           this, SLOT(onMouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
 175
 176   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 177   XGUI_Workshop* aWorkshop = aConnector->workshop();
 178   connect(aWorkshop, SIGNAL(applicationStarted()), this, SLOT(onApplicationStarted()));
 179 }
 180
 181 PartSet_SketcherMgr::~PartSet_SketcherMgr()
 182 {
 183   if (!myPlaneFilter.IsNull())
 184     myPlaneFilter.Nullify();
 185 }
 186
 187 void PartSet_SketcherMgr::onEnterViewPort()
 188 {
 189   // 1. if the mouse over window, update the next flag. Do not perform update visibility of
 190   // created feature because it should be done in onMouseMove(). Some widgets watch
 191   // the mouse move and use the cursor position to update own values. If the presentaion is
 192   // redisplayed before this update, the feature presentation jumps from reset value to current.
 193   myIsMouseOverWindow = true;
 194   myIsResetCurrentValue = false;
 195   // it is important to validate operation here only if sketch entity create operation is active
 196   // because at this operation we reacts to the mouse leave/enter view port
 197   //operationMgr()->onValidateOperation();
 198 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
 199   qDebug(QString("onEnterViewPort: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
 200 #endif
 201
 202   #ifdef DEBUG_DO_NOT_BY_ENTER
 203   return;
 204   #endif
 205
 206   if (!isNestedCreateOperation(getCurrentOperation()))
 207     return;
 208     operationMgr()->onValidateOperation();
 209
 210   // we need change displayed state of the current operation feature
 211   // if the feature is presentable, e.g. distance construction. It has no results, so workshop does
 212   // not accept a signal about the result created. Nothing is shown until mouse is moved out/in view
 213   // port. If the isDisplayed flag is true, the presentable feature is displayed as soon as the
 214   // presentation becomes valid and redisplay happens
 215   //ModuleBase_Operation* aOperation = getCurrentOperation();
 216   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 217                                                                            (getCurrentOperation());
 218   if (aFOperation) {
 219     FeaturePtr aFeature = aFOperation->feature();
 220     if (aFeature.get() && aFeature->data()->isValid()) {
 221       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature), false);
 222     }
 223   }
 224 }
 225
 226 void PartSet_SketcherMgr::onLeaveViewPort()
 227 {
 228   myIsMouseOverViewProcessed = false;
 229   myIsMouseOverWindow = false;
 230   // it is important to validate operation here only if sketch entity create operation is active
 231   // because at this operation we reacts to the mouse leave/enter view port
 232   //operationMgr()->onValidateOperation();
 233 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
 234   qDebug(QString("onLeaveViewPort: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
 235 #endif
 236
 237   #ifdef DEBUG_DO_NOT_BY_ENTER
 238   return;
 239   #endif
 240
 241   if (!isNestedCreateOperation(getCurrentOperation()))
 242     return;
 243   // the method should be performed if the popup menu is called,
 244   // the reset of the current widget should not happen
 245   if (myIsPopupMenuActive)
 246     return;
 247
 248   operationMgr()->onValidateOperation();
 249
 250   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
 251   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 252   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 253   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 254   // disable the viewer update in order to avoid visualization of redisplayed feature in viewer
 255   // obtained after reset value
 256   bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 257   ModuleBase_Operation* aOperation = getCurrentOperation();
 258   ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 259   ModuleBase_ModelWidget* aActiveWgt = aPanel->activeWidget();
 260   if (aActiveWgt && aActiveWgt->reset()) {
 261     myIsResetCurrentValue = true;
 262   }
 263   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 264
 265   // hides the presentation of the current operation feature
 266   // the feature is to be erased here, but it is correct to call canDisplayObject because
 267   // there can be additional check (e.g. editor widget in distance constraint)
 268   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 269                                                                            (getCurrentOperation());
 270   if (aFOperation) {
 271     FeaturePtr aFeature = aFOperation->feature();
 272     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 273   }
 274 }
 275
 276 void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
 277 {
 278   myIsResetCurrentValue = false;
 279
 280   if (isNestedCreateOperation(getCurrentOperation()))
 281     return;
 282   // it is necessary to save current selection in order to restore it after the values are modifed
 283   storeSelection();
 284
 285   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 286   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 287   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 288   myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
 289 }
 290
 291 void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
 292 {
 293   if (isNestedCreateOperation(getCurrentOperation()))
 294     return;
 295   // it is necessary to restore current selection in order to restore it after the values are modified
 296   restoreSelection();
 297   myCurrentSelection.clear();
 298
 299   // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 300   // viewer happens by deselect/select the modified objects. The flag should be restored after
 301   // the selection processing. The update viewer should be also called.
 302   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 303   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 304   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 305   aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
 306   aDisplayer->updateViewer();
 307 }
 308
 309 void PartSet_SketcherMgr::onValuesChangedInPropertyPanel()
 310 {
 311   if (!isNestedCreateOperation(getCurrentOperation()))
 312     return;
 313
 314   // visualize the current operation feature
 315   //myIsResetCurrentValue = false;
 316   operationMgr()->onValidateOperation();
 317   // the feature is to be erased here, but it is correct to call canDisplayObject because
 318   // there can be additional check (e.g. editor widget in distance constraint)
 319   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 320                                                                            (getCurrentOperation());
 321   if (aFOperation) {
 322     FeaturePtr aFeature = aFOperation->feature();
 323     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 324   }
 325 }
 326
 327 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 328 {
 329   get2dPoint(theWnd, theEvent, myClickedPoint);
 330
 331   if (!(theEvent->buttons() & Qt::LeftButton))
 332     return;
 333
 334   // Clear dragging mode
 335   myIsDragging = false;
 336
 337   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 338   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 339   myPreviousSelectionEnabled = aViewer->isSelectionEnabled();
 340   if (!aViewer->canDragByMouse())
 341     return;
 342
 343   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 344                                                                (getCurrentOperation());
 345   if (!aFOperation)
 346     return;
 347
 348   if (aFOperation->isEditOperation()) {
 349     ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 350     ModuleBase_ModelWidget* aActiveWgt = aPanel->activeWidget();
 351     // If the current widget is a selector, do nothing, it processes the mouse press
 352     if(aActiveWgt && aActiveWgt->isViewerSelector()) {
 353       return;
 354     }
 355   }
 356
 357   // Use only for sketch operations
 358   if (myCurrentSketch) {
 359     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
 360       return;
 361
 362     bool isSketcher = isSketchOperation(aFOperation);
 363     bool isSketchOpe = isNestedSketchOperation(aFOperation);
 364
 365     // Avoid non-sketch operations
 366     if ((!isSketchOpe) && (!isSketcher))
 367       return;
 368
 369     bool isEditing = aFOperation->isEditOperation();
 370
 371     // Ignore creation sketch operation
 372     if ((!isSketcher) && (!isEditing))
 373       return;
 374
 375     Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 376     if (aContext.IsNull())
 377       return;
 378     // MoveTo in order to highlight current object
 379     aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 380
 381     // Remember highlighted objects for editing
 382     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 383
 384     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 385     storeSelection(!aHasShift);
 386
 387     if (myCurrentSelection.empty()) {
 388       if (isSketchOpe && (!isSketcher))
 389         // commit previous operation
 390         if (!aFOperation->commit())
 391           aFOperation->abort();
 392       return;
 393     }
 394     // Init flyout point for radius rotation
 395     FeaturePtr aFeature = myCurrentSelection.begin().key();
 396
 397     if (isSketcher) {
 398       myIsDragging = true;
 399       get2dPoint(theWnd, theEvent, myCurrentPoint);
 400       myDragDone = false;
 401       launchEditing();
 402       if (aFeature.get() != NULL) {
 403         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 404                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 405       if (aSPFeature.get() && aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID()) {
 406           DataPtr aData = aSPFeature->data();
 407           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 408           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 409             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 410           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 411         }
 412       }
 413     } else if (isSketchOpe && isEditing) {
 414       // If selected another object commit current result
 415       aFOperation->commit();
 416
 417       myIsDragging = true;
 418       get2dPoint(theWnd, theEvent, myCurrentPoint);
 419       myDragDone = false;
 420
 421       // This is necessary in order to finalize previous operation
 422       QApplication::processEvents();
 423       launchEditing();
 424     }
 425   }
 426 }
 427
 428 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 429 {
 430   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 431   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 432   if (!aViewer->canDragByMouse())
 433     return;
 434   ModuleBase_Operation* aOp = getCurrentOperation();
 435   if (aOp) {
 436     if (isNestedSketchOperation(aOp)) {
 437       get2dPoint(theWnd, theEvent, myClickedPoint);
 438
 439       // Only for sketcher operations
 440       if (myIsDragging) {
 441         if (myDragDone) {
 442           //aOp->commit();
 443           myCurrentSelection.clear();
 444           /*Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 445           if (!aContext.IsNull()) {
 446           // Reselect edited object
 447           aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 448           if (theEvent->modifiers() & Qt::ShiftModifier)
 449             aContext->ShiftSelect();
 450           else
 451             aContext->Select();
 452           */
 453         }
 454       }
 455     }
 456   }
 457   aWorkshop->viewer()->enableSelection(myPreviousSelectionEnabled);
 458   myIsDragging = false;
 459 }
 460
 461 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 462 {
 463   if (isNestedCreateOperation(getCurrentOperation()) && !myIsMouseOverViewProcessed) {
 464     myIsMouseOverViewProcessed = true;
 465     // 1. perform the widget mouse move functionality and display the presentation
 466     ModuleBase_Operation* aOperation = getCurrentOperation();
 467     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 468     ModuleBase_ModelWidget* anActiveWdg = aPanel->activeWidget();
 469     // the mouse move should be processed in the widget, if it can in order to visualize correct
 470     // presentation. These widgets correct the feature attribute according to the mouse position
 471     PartSet_WidgetPoint2D* aPoint2DWdg = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWdg);
 472     if (aPoint2DWdg) {
 473       aPoint2DWdg->onMouseMove(theWnd, theEvent);
 474     }
 475     PartSet_WidgetPoint2dDistance* aDistanceWdg = dynamic_cast<PartSet_WidgetPoint2dDistance*>
 476                                                                 (anActiveWdg);
 477     if (aDistanceWdg) {
 478       aDistanceWdg->onMouseMove(theWnd, theEvent);
 479     }
 480     // the feature is to be erased here, but it is correct to call canDisplayObject because
 481     // there can be additional check (e.g. editor widget in distance constraint)
 482     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 483                                                                              (getCurrentOperation());
 484     if (aFOperation) {
 485       FeaturePtr aFeature = aFOperation->feature();
 486       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 487     }
 488   }
 489
 490   myClickedPoint.clear();
 491
 492   if (myIsDragging) {
 493     // 1. the current selection is saved in the mouse press method in order to restore it after moving
 494     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
 495     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
 496     // deselected). This flag should be restored in the slot, processed the mouse release signal.
 497     ModuleBase_IViewer* aViewer = myModule->workshop()->viewer();
 498     aViewer->enableSelection(false);
 499
 500     ModuleBase_Operation* aCurrentOperation = getCurrentOperation();
 501     if (!aCurrentOperation)
 502       return;
 503     if (isSketchOperation(aCurrentOperation))
 504       return; // No edit operation activated
 505
 506     Handle(V3d_View) aView = theWnd->v3dView();
 507     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 508     double aX, aY;
 509     PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, aY);
 510     double dX =  aX - myCurrentPoint.myCurX;
 511     double dY =  aY - myCurrentPoint.myCurY;
 512
 513     ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 514     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 515     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 516     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 517     // viewer happens by deselect/select the modified objects. The flag should be restored after
 518     // the selection processing. The update viewer should be also called.
 519     bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 520
 521     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
 522     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 523     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
 524                                           aLast = myCurrentSelection.end();
 525     // 4. the features and attributes modification(move)
 526     bool isModified = false;
 527     for (; anIt != aLast; anIt++) {
 528       FeaturePtr aFeature = anIt.key();
 529
 530       std::set<AttributePtr> anAttributes = anIt.value().first;
 531       // Process selection by attribute: the priority to the attribute
 532       if (!anAttributes.empty()) {
 533         std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
 534                                                anAttLast = anAttributes.end();
 535         for (; anAttIt != anAttLast; anAttIt++) {
 536           AttributePtr anAttr = *anAttIt;
 537           if (anAttr.get() == NULL)
 538             continue;
 539           std::string aAttrId = anAttr->id();
 540           DataPtr aData = aFeature->data();
 541           if (aData->isValid()) {
 542             std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 543               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(aAttrId));
 544             if (aPoint.get() != NULL) {
 545               bool isImmutable = aPoint->setImmutable(true);
 546               aPoint->move(dX, dY);
 547               isModified = true;
 548               ModelAPI_EventCreator::get()->sendUpdated(aFeature, aMoveEvent);
 549               aPoint->setImmutable(isImmutable);
 550             }
 551           }
 552         }
 553       } else {
 554         // Process selection by feature
 555         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 556           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 557         if (aSketchFeature) {
 558           aSketchFeature->move(dX, dY);
 559           isModified = true;
 560           ModelAPI_EventCreator::get()->sendUpdated(aSketchFeature, aMoveEvent);
 561         }
 562       }
 563     }
 564     // the modified state of the current operation should be updated if there are features, which
 565     // were changed here
 566     if (isModified) {
 567       aCurrentOperation->onValuesChanged();
 568     }
 569     Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
 570     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 571
 572     // 5. it is necessary to save current selection in order to restore it after the features moving
 573     restoreSelection();
 574     // 6. restore the update viewer flag and call this update
 575     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 576     aDisplayer->updateViewer();
 577
 578     myDragDone = true;
 579     myCurrentPoint.setValue(aX, aY);
 580   }
 581 }
 582
 583 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 584 {
 585   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 586                                                                (getCurrentOperation());
 587   if (aFOperation && aFOperation->isEditOperation()) {
 588     std::string aId = aFOperation->id().toStdString();
 589     if (isDistanceOperation(aFOperation))
 590     {
 591       // Activate dimension value editing on double click
 592       ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 593       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 594       // Find corresponded widget to activate value editing
 595       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 596         if (aWgt->attributeID() == "ConstraintValue") {
 597           aWgt->focusTo();
 598           return;
 599         }
 600       }
 601     }
 602   }
 603 }
 604
 605 void PartSet_SketcherMgr::onApplicationStarted()
 606 {
 607   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 608   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 609   XGUI_Workshop* aWorkshop = aConnector->workshop();
 610   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 611   if (aPropertyPanel) {
 612     connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
 613             this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
 614   }
 615
 616   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
 617   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
 618   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
 619
 620   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 621   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
 622   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 623 }
 624
 625 void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
 626 {
 627   if (!myClickedPoint.myIsInitialized)
 628     return;
 629
 630   ModuleBase_Operation* aOperation = getCurrentOperation();
 631   // the distance constraint feature should not use the clickedd point
 632   // this is workaround in order to don't throw down the flyout point value,
 633   // set by execute() method of these type of features
 634   if (isDistanceOperation(aOperation))
 635     return;
 636
 637   PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
 638   if (aPnt2dWgt) {
 639     aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
 640   }
 641 }
 642
 643 void PartSet_SketcherMgr::onBeforeContextMenu()
 644 {
 645   myIsPopupMenuActive = true;
 646 }
 647
 648 void PartSet_SketcherMgr::onAfterContextMenu()
 649 {
 650   myIsPopupMenuActive = false;
 651 }
 652
 653 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 654                                      Point& thePoint)
 655 {
 656   Handle(V3d_View) aView = theWnd->v3dView();
 657   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 658   double aX, anY;
 659   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
 660   thePoint.setValue(aX, anY);
 661 }
 662
 663 void PartSet_SketcherMgr::launchEditing()
 664 {
 665   if (!myCurrentSelection.empty()) {
 666     FeaturePtr aFeature = myCurrentSelection.begin().key();
 667     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 668               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 669     if (aSPFeature) {
 670       myModule->editFeature(aSPFeature);
 671     }
 672   }
 673 }
 674
 675 bool PartSet_SketcherMgr::sketchSolverError()
 676 {
 677   bool anError = false;
 678   CompositeFeaturePtr aSketch = activeSketch();
 679   if (aSketch.get()) {
 680     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 681     anError = !aAttributeString->value().empty();
 682   }
 683   return anError;
 684 }
 685
 686 QString PartSet_SketcherMgr::getFeatureError(const FeaturePtr& theFeature)
 687 {
 688   QString anError = "";
 689   if (!theFeature.get() || !theFeature->data()->isValid())
 690     return anError;
 691
 692   CompositeFeaturePtr aSketch = activeSketch();
 693   if (aSketch.get() && aSketch == theFeature) {
 694     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 695     anError = aAttributeString->value().c_str();
 696   }
 697   else if (myIsResetCurrentValue) { // this flag do not allow commit of the current operation
 698     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 699                                                                         (getCurrentOperation());
 700     if (aFOperation) {
 701       FeaturePtr aFeature = aFOperation->feature();
 702       if (aFeature.get() && aFeature == theFeature && isNestedCreateOperation(aFOperation)) {
 703         QString anAttributeName = "";
 704         ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 705         ModuleBase_ModelWidget* anActiveWgt = aPanel->activeWidget();
 706         if (anActiveWgt) {
 707           AttributePtr anAttr = aFeature->attribute(anActiveWgt->attributeID());
 708           if (anAttr.get())
 709             anAttributeName = anAttr->id().c_str();
 710         }
 711         anError = "Attribute \"" + anAttributeName + "\" is not initialized.";
 712       }
 713     }
 714   }
 715   return anError;
 716 }
 717
 718 const QStringList& PartSet_SketcherMgr::sketchOperationIdList()
 719 {
 720   static QStringList aIds;
 721   if (aIds.size() == 0) {
 722     aIds << SketchPlugin_Line::ID().c_str();
 723     aIds << SketchPlugin_Point::ID().c_str();
 724     aIds << SketchPlugin_Arc::ID().c_str();
 725     aIds << SketchPlugin_Circle::ID().c_str();
 726     aIds << SketchPlugin_ConstraintFillet::ID().c_str();
 727     aIds.append(constraintsIdList());
 728   }
 729   return aIds;
 730 }
 731
 732 const QStringList& PartSet_SketcherMgr::constraintsIdList()
 733 {
 734   static QStringList aIds;
 735   if (aIds.size() == 0) {
 736     aIds << SketchPlugin_ConstraintLength::ID().c_str();
 737     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
 738     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
 739     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
 740     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 741     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
 742     aIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 743     aIds << SketchPlugin_ConstraintVertical::ID().c_str();
 744     aIds << SketchPlugin_ConstraintEqual::ID().c_str();
 745     aIds << SketchPlugin_ConstraintTangent::ID().c_str();
 746     aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 747     aIds << SketchPlugin_ConstraintMirror::ID().c_str();
 748     aIds << SketchPlugin_ConstraintAngle::ID().c_str();
 749     aIds << SketchPlugin_MultiRotation::ID().c_str();
 750     aIds << SketchPlugin_MultiTranslation::ID().c_str();
 751   }
 752   return aIds;
 753 }
 754
 755 void PartSet_SketcherMgr::sketchSelectionModes(QIntList& theModes)
 756 {
 757   theModes.clear();
 758
 759   theModes.append(SketcherPrs_Tools::Sel_Dimension_Text);
 760   theModes.append(SketcherPrs_Tools::Sel_Dimension_Line);
 761   theModes.append(SketcherPrs_Tools::Sel_Constraint);
 762   theModes.append(TopAbs_VERTEX);
 763   theModes.append(TopAbs_EDGE);
 764 }
 765
 766 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 767 {
 768   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
 769 }
 770
 771 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation)
 772 {
 773   return theOperation &&
 774          PartSet_SketcherMgr::sketchOperationIdList().contains(theOperation->id());
 775 }
 776
 777 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation)
 778 {
 779   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 780                                                                (theOperation);
 781   return aFOperation && !aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 782 }
 783
 784 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
 785 {
 786   return (theId == SketchPlugin_Line::ID()) ||
 787          (theId == SketchPlugin_Point::ID()) ||
 788          (theId == SketchPlugin_Arc::ID()) ||
 789          (theId == SketchPlugin_Circle::ID());
 790 }
 791
 792 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 793 {
 794   std::string aId = theOperation ? theOperation->id().toStdString() : "";
 795
 796   return (aId == SketchPlugin_ConstraintLength::ID()) ||
 797          (aId == SketchPlugin_ConstraintDistance::ID()) ||
 798          (aId == SketchPlugin_ConstraintRadius::ID()) ||
 799          (aId == SketchPlugin_ConstraintAngle::ID());
 800 }
 801
 802 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 803 {
 804   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 805                                                                (getCurrentOperation());
 806   if (!aFOperation)
 807     return;
 808
 809   myModule->onViewTransformed();
 810
 811   // Display all sketcher sub-Objects
 812   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
 813   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 814
 815   // Hide sketcher result
 816   std::list<ResultPtr> aResults = myCurrentSketch->results();
 817   std::list<ResultPtr>::const_iterator aIt;
 818   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 819     (*aIt)->setDisplayed(false);
 820   }
 821   myCurrentSketch->setDisplayed(false);
 822
 823   // Display sketcher objects
 824   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 825     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 826     std::list<ResultPtr> aResults = aFeature->results();
 827     std::list<ResultPtr>::const_iterator aIt;
 828     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 829       (*aIt)->setDisplayed(true);
 830     }
 831     aFeature->setDisplayed(true);
 832   }
 833
 834   if (myPlaneFilter.IsNull())
 835     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
 836
 837   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
 838
 839   bool aHasPlane = false;
 840   std::shared_ptr<GeomAPI_Pln> aPln;
 841   if (aFOperation->isEditOperation()) {
 842     // If it is editing of sketch then it means that plane is already defined
 843     aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
 844     if (aPln.get())
 845       aHasPlane = true;
 846   }
 847   myPlaneFilter->setPlane(aPln);
 848
 849   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 850   // all sketch objects should be activated in the sketch selection modes by edit operation start
 851   // in case of creation operation, there is an active widget, which activates own selection mode
 852   if (aFOperation->isEditOperation() && aHasPlane)
 853     aConnector->activateModuleSelectionModes();
 854 }
 855
 856 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* /* theOperation*/)
 857 {
 858   myIsMouseOverWindow = false;
 859   myIsConstraintsShown = true;
 860 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
 861   qDebug(QString("stopSketch: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
 862 #endif
 863   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 864
 865   DataPtr aData = myCurrentSketch->data();
 866   if (!aData->isValid()) {
 867     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 868     // The sketch was aborted
 869     myCurrentSketch = CompositeFeaturePtr();
 870     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 871
 872     // Erase all sketcher objects
 873     QStringList aSketchIds = sketchOperationIdList();
 874     QObjectPtrList aObjects = aDisplayer->displayedObjects();
 875     foreach (ObjectPtr aObj, aObjects) {
 876       DataPtr aObjData = aObj->data();
 877       if (!aObjData->isValid())
 878         aObj->setDisplayed(false);
 879     }
 880   }
 881   else {
 882     // Hide all sketcher sub-Objects
 883     for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 884       FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 885       std::list<ResultPtr> aResults = aFeature->results();
 886       std::list<ResultPtr>::const_iterator aIt;
 887       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 888         (*aIt)->setDisplayed(false);
 889       }
 890       aFeature->setDisplayed(false);
 891     }
 892     // Display sketcher result
 893     std::list<ResultPtr> aResults = myCurrentSketch->results();
 894     std::list<ResultPtr>::const_iterator aIt;
 895     Events_Loop* aLoop = Events_Loop::loop();
 896     static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 897     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 898       (*aIt)->setDisplayed(true);
 899       // this display event is needed because sketch already may have "displayed" state,
 900       // but not displayed while it is still active (issue 613, abort of existing sketch)
 901       ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
 902     }
 903     myCurrentSketch->setDisplayed(true);
 904
 905     myCurrentSketch = CompositeFeaturePtr();
 906     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 907
 908     Events_Loop::loop()->flush(aDispEvent);
 909   }
 910   // restore the module selection modes, which were changed on startSketch
 911   aConnector->activateModuleSelectionModes();
 912 }
 913
 914 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
 915 {
 916   connectToPropertyPanel(true);
 917   QApplication::setOverrideCursor(QCursor(QIcon(":pictures/button_plus.png").pixmap(20,20)));
 918 }
 919
 920 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOp)
 921 {
 922   connectToPropertyPanel(false);
 923   myIsResetCurrentValue = false;
 924   myIsMouseOverViewProcessed = true;
 925   operationMgr()->onValidateOperation();
 926   QApplication::restoreOverrideCursor();
 927 }
 928
 929 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
 930 {
 931   if (isNestedCreateOperation(theOperation)) {
 932     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 933                                                                              (theOperation);
 934     if (aFOperation) {
 935       FeaturePtr aFeature = aFOperation->feature();
 936       // it is necessary to check the the feature data validity because
 937       // some kind of features are removed by an operation commit(the macro state of a feature)
 938       if (aFeature.get() && aFeature->data()->isValid()) {
 939         visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
 940       }
 941     }
 942   }
 943 }
 944
 945 bool PartSet_SketcherMgr::canUndo() const
 946 {
 947   return isNestedCreateOperation(getCurrentOperation());
 948 }
 949
 950 bool PartSet_SketcherMgr::canRedo() const
 951 {
 952   return isNestedCreateOperation(getCurrentOperation());
 953 }
 954
 955 bool PartSet_SketcherMgr::canCommitOperation() const
 956 {
 957   bool aCanCommit = true;
 958
 959   if (isNestedCreateOperation(getCurrentOperation()) && myIsResetCurrentValue)
 960     aCanCommit = false;
 961
 962   return aCanCommit;
 963 }
 964
 965 bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
 966 {
 967   bool aCanErase = true;
 968   // when the sketch operation is active, results of sketch sub-feature can not be hidden
 969   if (myCurrentSketch.get()) {
 970     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 971     if (aResult.get()) {
 972       // Display sketcher objects
 973       for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
 974
 975         FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 976         std::list<ResultPtr> aResults = aFeature->results();
 977         std::list<ResultPtr>::const_iterator anIt;
 978         for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
 979           aCanErase = *anIt != aResult;
 980         }
 981       }
 982     }
 983   }
 984   return aCanErase;
 985 }
 986
 987 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
 988 {
 989   bool aCanDisplay = true;
 990
 991   bool aHasActiveSketch = activeSketch().get() != NULL;
 992   if (aHasActiveSketch) {
 993     // 1. the sketch feature should not be displayed during the sketch active operation
 994     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch
 995     // nested features can be visualized
 996     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 997     if (aFeature.get() != NULL && aFeature == activeSketch()) {
 998       aCanDisplay = false;
 999     }
1000   }
1001   else { // there are no an active sketch
1002     // 2. sketch sub-features should not be visualized if the sketch operation is not active
1003     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1004     if (aFeature.get() != NULL) {
1005       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
1006                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
1007       if (aSketchFeature.get()) {
1008         aCanDisplay = false;
1009       }
1010     }
1011   }
1012
1013   // 3. the method should not filter the objects, which are not related to the current operation.
1014   // The object is filtered just if it is a current operation feature or this feature result
1015   bool isObjectFound = false;
1016   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1017                                                                (getCurrentOperation());
1018   if (aFOperation) {
1019     FeaturePtr aFeature = aFOperation->feature();
1020     if (aFeature.get()) {
1021       std::list<ResultPtr> aResults = aFeature->results();
1022       if (theObject == aFeature)
1023         isObjectFound = true;
1024       else {
1025         std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
1026         for (; anIt != aLast; anIt++) {
1027           isObjectFound = *anIt == theObject;
1028         }
1029       }
1030     }
1031   }
1032   if (!isObjectFound)
1033     return aCanDisplay;
1034
1035   // 4. For created nested feature operation do not display the created feature if
1036   // the mouse curstor leaves the OCC window.
1037   // The correction cases, which ignores this condition:
1038   // a. the property panel values modification
1039   // b. the popup menu activated
1040   // c. widget editor control
1041   #ifndef DEBUG_DO_NOT_BY_ENTER
1042   if (aCanDisplay && isNestedCreateOperation(getCurrentOperation())) {
1043     ModuleBase_Operation* aOperation = getCurrentOperation();
1044     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
1045     ModuleBase_ModelWidget* anActiveWdg = aPanel ? aPanel->activeWidget() : 0;
1046     ModuleBase_WidgetEditor* anEditorWdg = anActiveWdg ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWdg) : 0;
1047     // the active widget editor should not influence here. The presentation should be visible always
1048     // when this widget is active.
1049     if (!anEditorWdg && !myIsPopupMenuActive) {
1050       // during a nested create operation, the feature is redisplayed only if the mouse over view
1051       // of there was a value modified in the property panel after the mouse left the view
1052       aCanDisplay = canDisplayCurrentCreatedFeature();
1053     }
1054   }
1055   #endif
1056   return aCanDisplay;
1057 }
1058
1059 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
1060 {
1061   return myIsMouseOverWindow || !myIsResetCurrentValue;
1062 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
1063   qDebug(QString("canDisplayCurrentCreatedFeature: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
1064 #endif
1065 }
1066
1067 bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
1068 {
1069   bool isFoundObject = false;
1070
1071   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
1072   if (anObjectFeature.get()) {
1073     int aSize = myCurrentSketch->numberOfSubs();
1074     for (int i = 0; i < myCurrentSketch->numberOfSubs() && !isFoundObject; i++) {
1075       FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
1076       isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
1077     }
1078   }
1079   return isFoundObject;
1080 }
1081
1082 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
1083 {
1084   if (myPlaneFilter.IsNull())
1085    myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
1086
1087   myPlaneFilter->setPlane(thePln);
1088 }
1089
1090 void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
1091                                               const FeaturePtr& theSketch,
1092                                               ModuleBase_IWorkshop* theWorkshop,
1093                                               FeatureToSelectionMap& theSelection)
1094 {
1095   if (theFeature.get() == NULL)
1096     return;
1097
1098   std::set<AttributePtr> aSelectedAttributes;
1099   std::set<ResultPtr> aSelectedResults;
1100
1101   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1102   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
1103   if (aContext.IsNull())
1104     return;
1105   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1106   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1107
1108   std::list<ResultPtr> aResults = theFeature->results();
1109   std::list<ResultPtr>::const_iterator aIt;
1110   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1111   {
1112     ResultPtr aResult = *aIt;
1113     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1114     if (aAISObj.get() == NULL)
1115       continue;
1116     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1117     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
1118     {
1119       Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
1120       if (anOwner->Selectable() != anAISIO)
1121         continue;
1122       getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1123                              aSelectedAttributes, aSelectedResults);
1124     }
1125     for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
1126       Handle(SelectMgr_EntityOwner) anOwner = aContext->DetectedOwner();
1127       if (anOwner.IsNull())
1128         continue;
1129       if (anOwner->Selectable() != anAISIO)
1130         continue;
1131       getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1132                              aSelectedAttributes, aSelectedResults);
1133     }
1134   }
1135   theSelection[theFeature] = std::make_pair(aSelectedAttributes, aSelectedResults);
1136 }
1137
1138 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
1139                                              const FeaturePtr& theSketch,
1140                                              ModuleBase_IWorkshop* theWorkshop,
1141                                              const FeatureToSelectionMap& theSelection,
1142                                              SelectMgr_IndexedMapOfOwner& anOwnersToSelect)
1143 {
1144   if (theFeature.get() == NULL)
1145     return;
1146
1147   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
1148   std::set<AttributePtr> aSelectedAttributes = anIt.value().first;
1149   std::set<ResultPtr> aSelectedResults = anIt.value().second;
1150
1151   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1152   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
1153   if (aContext.IsNull())
1154     return;
1155
1156   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1157   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1158
1159   // 1. found the feature's owners. Check the AIS objects of the constructions
1160   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
1161   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
1162     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1163
1164     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1165     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1166     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
1167       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
1168       if (!anOwner.IsNull())
1169         anOwnersToSelect.Add(anOwner);
1170     }
1171   }
1172
1173   // 2. found the feature results's owners
1174   std::list<ResultPtr> aResults = theFeature->results();
1175   std::list<ResultPtr>::const_iterator aIt;
1176   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1177   {
1178     ResultPtr aResult = *aIt;
1179     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1180     if (aAISObj.get() == NULL)
1181       continue;
1182     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1183
1184     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1185     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1186     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1187       Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1188       if ( anOwner.IsNull() || !anOwner->HasShape() )
1189         continue;
1190       const TopoDS_Shape& aShape = anOwner->Shape();
1191       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
1192       if (aShapeType == TopAbs_VERTEX) {
1193         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
1194         if (aPntAttr.get() != NULL &&
1195             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end()) {
1196           anOwnersToSelect.Add(anOwner);
1197         }
1198       }
1199       else if (aShapeType == TopAbs_EDGE) {
1200         bool aFound = aSelectedResults.find(aResult) != aSelectedResults.end();
1201         if (aSelectedResults.find(aResult) != aSelectedResults.end() &&
1202             anOwnersToSelect.FindIndex(anOwner) <= 0)
1203           anOwnersToSelect.Add(anOwner);
1204       }
1205     }
1206   }
1207 }
1208
1209 void PartSet_SketcherMgr::connectToPropertyPanel(const bool isToConnect)
1210 {
1211   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1212   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1213   XGUI_Workshop* aWorkshop = aConnector->workshop();
1214   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
1215   if (aPropertyPanel) {
1216     const QList<ModuleBase_ModelWidget*>& aWidgets = aPropertyPanel->modelWidgets();
1217     foreach (ModuleBase_ModelWidget* aWidget, aWidgets) {
1218       if (isToConnect) {
1219         connect(aWidget, SIGNAL(beforeValuesChanged()),
1220                 this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1221         connect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onValuesChangedInPropertyPanel()));
1222         connect(aWidget, SIGNAL(afterValuesChanged()),
1223                 this, SLOT(onAfterValuesChangedInPropertyPanel()));
1224       }
1225       else {
1226         disconnect(aWidget, SIGNAL(beforeValuesChanged()),
1227                    this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1228         disconnect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onValuesChangedInPropertyPanel()));
1229         disconnect(aWidget, SIGNAL(afterValuesChanged()),
1230                    this, SLOT(onAfterValuesChangedInPropertyPanel()));
1231       }
1232     }
1233   }
1234 }
1235
1236 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
1237 {
1238   return myModule->workshop()->currentOperation();
1239 }
1240
1241 void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
1242                                            const bool isEditOperation,
1243                                            const bool isToDisplay,
1244                                            const bool isFlushRedisplay)
1245 {
1246   #ifdef DEBUG_DO_NOT_BY_ENTER
1247   return;
1248   #endif
1249
1250   if (isEditOperation || !theFeature.get())
1251     return;
1252
1253   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1254   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1255
1256   // 1. change visibility of the object itself, here the presentable object is processed,
1257   // e.g. constraints features
1258   //FeaturePtr aFeature = aFOperation->feature();
1259   std::list<ResultPtr> aResults = theFeature->results();
1260   if (isToDisplay)
1261     theFeature->setDisplayed(true);
1262   else
1263     theFeature->setDisplayed(false);
1264
1265   // change visibility of the object results, e.g. non-constraint features
1266   std::list<ResultPtr>::const_iterator aIt;
1267   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1268     if (isToDisplay) {
1269       (*aIt)->setDisplayed(true);
1270     }
1271     else {
1272       (*aIt)->setDisplayed(false);
1273     }
1274   }
1275   if (isFlushRedisplay)
1276     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1277 }
1278
1279 void PartSet_SketcherMgr::storeSelection(const bool theHighlightedOnly)
1280 {
1281   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1282   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1283   QList<ModuleBase_ViewerPrs> aHighlighted = aSelect->getHighlighted();
1284
1285   QList<FeaturePtr> aFeatureList;
1286   if (theHighlightedOnly) {
1287     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1288   }
1289   else {
1290     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1291
1292     QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected(ModuleBase_ISelection::AllControls);
1293     fillFeatureList(aSelected, myCurrentSketch, aFeatureList);
1294   }
1295
1296   // 1. it is necessary to save current selection in order to restore it after the features moving
1297   myCurrentSelection.clear();
1298   QList<FeaturePtr>::const_iterator anIt = aFeatureList.begin(), aLast = aFeatureList.end();
1299   for (; anIt != aLast; anIt++) {
1300     getCurrentSelection(*anIt, myCurrentSketch, aWorkshop, myCurrentSelection);
1301   }
1302   //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1303 }
1304
1305 void PartSet_SketcherMgr::restoreSelection()
1306 {
1307   //qDebug(QString("restoreSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1308   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1309   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1310   FeatureToSelectionMap::const_iterator aSIt = myCurrentSelection.begin(),
1311                                         aSLast = myCurrentSelection.end();
1312   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1313   for (; aSIt != aSLast; aSIt++) {
1314     anOwnersToSelect.Clear();
1315     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, myCurrentSelection,
1316                         anOwnersToSelect);
1317     aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1318   }
1319 }
1320
1321 void PartSet_SketcherMgr::onShowConstraintsToggle(bool theOn)
1322 {
1323   if (myIsConstraintsShown == theOn)
1324     return;
1325   if (myCurrentSketch.get() == NULL)
1326     return;
1327
1328   myIsConstraintsShown = theOn;
1329
1330   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1331   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1332
1333   const QStringList& aConstrIds = constraintsIdList();
1334   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1335     FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1336     if (aConstrIds.contains(QString(aSubFeature->getKind().c_str()))) {
1337       if (myIsConstraintsShown)
1338         aSubFeature->setDisplayed(true);
1339       else
1340         aSubFeature->setDisplayed(false);
1341     }
1342   }
1343   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1344 }
1345
1346 QString PartSet_SketcherMgr::mouseOverWindowFlagsInfo() const
1347 {
1348   return QString("myIsResetCurrentValue = %1,    myIsMouseOverWindow = %2")
1349      .arg(myIsResetCurrentValue).arg(myIsMouseOverWindow);
1350 }
1351
1352 XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
1353 {
1354   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1355   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1356   XGUI_Workshop* aWorkshop = aConnector->workshop();
1357
1358   return aWorkshop->operationMgr();
1359 }