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