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       // MoveTo in order to highlight current object
 378       aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 379     }
 380     // Remember highlighted objects for editing
 381     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 382
 383     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 384     storeSelection(!aHasShift);
 385
 386     if (myCurrentSelection.empty()) {
 387       if (isSketchOpe && (!isSketcher))
 388         // commit previous operation
 389         if (!aFOperation->commit())
 390           aFOperation->abort();
 391       return;
 392     }
 393     // Init flyout point for radius rotation
 394     FeaturePtr aFeature = myCurrentSelection.begin().key();
 395
 396     if (isSketcher) {
 397       myIsDragging = true;
 398       get2dPoint(theWnd, theEvent, myCurrentPoint);
 399       myDragDone = false;
 400       launchEditing();
 401       if (aFeature.get() != NULL) {
 402         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 403                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 404       if (aSPFeature.get() && aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID()) {
 405           DataPtr aData = aSPFeature->data();
 406           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 407           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 408             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 409           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 410         }
 411       }
 412     } else if (isSketchOpe && isEditing) {
 413       // If selected another object commit current result
 414       aFOperation->commit();
 415
 416       myIsDragging = true;
 417       get2dPoint(theWnd, theEvent, myCurrentPoint);
 418       myDragDone = false;
 419
 420       // This is necessary in order to finalize previous operation
 421       QApplication::processEvents();
 422       launchEditing();
 423     }
 424   }
 425 }
 426
 427 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 428 {
 429   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 430   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 431   if (!aViewer->canDragByMouse())
 432     return;
 433   ModuleBase_Operation* aOp = getCurrentOperation();
 434   if (aOp) {
 435     if (isNestedSketchOperation(aOp)) {
 436       get2dPoint(theWnd, theEvent, myClickedPoint);
 437
 438       // Only for sketcher operations
 439       if (myIsDragging) {
 440         if (myDragDone) {
 441           //aOp->commit();
 442           myCurrentSelection.clear();
 443           /*Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 444           if (!aContext.IsNull()) {
 445           // Reselect edited object
 446           aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 447           if (theEvent->modifiers() & Qt::ShiftModifier)
 448             aContext->ShiftSelect();
 449           else
 450             aContext->Select();
 451           */
 452         }
 453       }
 454     }
 455   }
 456   aWorkshop->viewer()->enableSelection(myPreviousSelectionEnabled);
 457   myIsDragging = false;
 458 }
 459
 460 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 461 {
 462   if (isNestedCreateOperation(getCurrentOperation()) && !myIsMouseOverViewProcessed) {
 463     myIsMouseOverViewProcessed = true;
 464     // 1. perform the widget mouse move functionality and display the presentation
 465     ModuleBase_Operation* aOperation = getCurrentOperation();
 466     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 467     ModuleBase_ModelWidget* anActiveWdg = aPanel->activeWidget();
 468     // the mouse move should be processed in the widget, if it can in order to visualize correct
 469     // presentation. These widgets correct the feature attribute according to the mouse position
 470     PartSet_WidgetPoint2D* aPoint2DWdg = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWdg);
 471     if (aPoint2DWdg) {
 472       aPoint2DWdg->onMouseMove(theWnd, theEvent);
 473     }
 474     PartSet_WidgetPoint2dDistance* aDistanceWdg = dynamic_cast<PartSet_WidgetPoint2dDistance*>
 475                                                                 (anActiveWdg);
 476     if (aDistanceWdg) {
 477       aDistanceWdg->onMouseMove(theWnd, theEvent);
 478     }
 479     // the feature is to be erased here, but it is correct to call canDisplayObject because
 480     // there can be additional check (e.g. editor widget in distance constraint)
 481     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 482                                                                              (getCurrentOperation());
 483     if (aFOperation) {
 484       FeaturePtr aFeature = aFOperation->feature();
 485       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 486     }
 487   }
 488
 489   myClickedPoint.clear();
 490
 491   if (myIsDragging) {
 492     // 1. the current selection is saved in the mouse press method in order to restore it after moving
 493     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
 494     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
 495     // deselected). This flag should be restored in the slot, processed the mouse release signal.
 496     ModuleBase_IViewer* aViewer = myModule->workshop()->viewer();
 497     aViewer->enableSelection(false);
 498
 499     ModuleBase_Operation* aCurrentOperation = getCurrentOperation();
 500     if (!aCurrentOperation)
 501       return;
 502     if (isSketchOperation(aCurrentOperation))
 503       return; // No edit operation activated
 504
 505     Handle(V3d_View) aView = theWnd->v3dView();
 506     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 507     double aX, aY;
 508     PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, aY);
 509     double dX =  aX - myCurrentPoint.myCurX;
 510     double dY =  aY - myCurrentPoint.myCurY;
 511
 512     ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 513     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 514     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 515     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 516     // viewer happens by deselect/select the modified objects. The flag should be restored after
 517     // the selection processing. The update viewer should be also called.
 518     bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 519
 520     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
 521     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 522     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
 523                                           aLast = myCurrentSelection.end();
 524     // 4. the features and attributes modification(move)
 525     bool isModified = false;
 526     for (; anIt != aLast; anIt++) {
 527       FeaturePtr aFeature = anIt.key();
 528
 529       std::set<AttributePtr> anAttributes = anIt.value().first;
 530       // Process selection by attribute: the priority to the attribute
 531       if (!anAttributes.empty()) {
 532         std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
 533                                                anAttLast = anAttributes.end();
 534         for (; anAttIt != anAttLast; anAttIt++) {
 535           AttributePtr anAttr = *anAttIt;
 536           if (anAttr.get() == NULL)
 537             continue;
 538           std::string aAttrId = anAttr->id();
 539           DataPtr aData = aFeature->data();
 540           if (aData->isValid()) {
 541             std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 542               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(aAttrId));
 543             if (aPoint.get() != NULL) {
 544               bool isImmutable = aPoint->setImmutable(true);
 545               aPoint->move(dX, dY);
 546               isModified = true;
 547               ModelAPI_EventCreator::get()->sendUpdated(aFeature, aMoveEvent);
 548               aPoint->setImmutable(isImmutable);
 549             }
 550           }
 551         }
 552       } else {
 553         // Process selection by feature
 554         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 555           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 556         if (aSketchFeature) {
 557           aSketchFeature->move(dX, dY);
 558           isModified = true;
 559           ModelAPI_EventCreator::get()->sendUpdated(aSketchFeature, aMoveEvent);
 560         }
 561       }
 562     }
 563     // the modified state of the current operation should be updated if there are features, which
 564     // were changed here
 565     if (isModified) {
 566       aCurrentOperation->onValuesChanged();
 567     }
 568     Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
 569     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 570
 571     // 5. it is necessary to save current selection in order to restore it after the features moving
 572     restoreSelection();
 573     // 6. restore the update viewer flag and call this update
 574     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 575     aDisplayer->updateViewer();
 576
 577     myDragDone = true;
 578     myCurrentPoint.setValue(aX, aY);
 579   }
 580 }
 581
 582 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 583 {
 584   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 585                                                                (getCurrentOperation());
 586   if (aFOperation && aFOperation->isEditOperation()) {
 587     std::string aId = aFOperation->id().toStdString();
 588     if (isDistanceOperation(aFOperation))
 589     {
 590       // Activate dimension value editing on double click
 591       ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 592       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 593       // Find corresponded widget to activate value editing
 594       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 595         if (aWgt->attributeID() == "ConstraintValue") {
 596           aWgt->focusTo();
 597           return;
 598         }
 599       }
 600     }
 601   }
 602 }
 603
 604 void PartSet_SketcherMgr::onApplicationStarted()
 605 {
 606   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 607   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 608   XGUI_Workshop* aWorkshop = aConnector->workshop();
 609   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 610   if (aPropertyPanel) {
 611     connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
 612             this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
 613   }
 614
 615   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
 616   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
 617   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
 618
 619   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 620   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
 621   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 622 }
 623
 624 void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
 625 {
 626   if (!myClickedPoint.myIsInitialized)
 627     return;
 628
 629   ModuleBase_Operation* aOperation = getCurrentOperation();
 630   // the distance constraint feature should not use the clickedd point
 631   // this is workaround in order to don't throw down the flyout point value,
 632   // set by execute() method of these type of features
 633   if (isDistanceOperation(aOperation))
 634     return;
 635
 636   PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
 637   if (aPnt2dWgt) {
 638     aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
 639   }
 640 }
 641
 642 void PartSet_SketcherMgr::onBeforeContextMenu()
 643 {
 644   myIsPopupMenuActive = true;
 645 }
 646
 647 void PartSet_SketcherMgr::onAfterContextMenu()
 648 {
 649   myIsPopupMenuActive = false;
 650 }
 651
 652 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 653                                      Point& thePoint)
 654 {
 655   Handle(V3d_View) aView = theWnd->v3dView();
 656   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 657   double aX, anY;
 658   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
 659   thePoint.setValue(aX, anY);
 660 }
 661
 662 void PartSet_SketcherMgr::launchEditing()
 663 {
 664   if (!myCurrentSelection.empty()) {
 665     FeaturePtr aFeature = myCurrentSelection.begin().key();
 666     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 667               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 668     if (aSPFeature) {
 669       myModule->editFeature(aSPFeature);
 670     }
 671   }
 672 }
 673
 674 bool PartSet_SketcherMgr::sketchSolverError()
 675 {
 676   bool anError = false;
 677   CompositeFeaturePtr aSketch = activeSketch();
 678   if (aSketch.get()) {
 679     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 680     anError = !aAttributeString->value().empty();
 681   }
 682   return anError;
 683 }
 684
 685 QString PartSet_SketcherMgr::getFeatureError(const FeaturePtr& theFeature)
 686 {
 687   QString anError = "";
 688   if (!theFeature.get() || !theFeature->data()->isValid())
 689     return anError;
 690
 691   CompositeFeaturePtr aSketch = activeSketch();
 692   if (aSketch.get() && aSketch == theFeature) {
 693     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 694     anError = aAttributeString->value().c_str();
 695   }
 696   else if (myIsResetCurrentValue) { // this flag do not allow commit of the current operation
 697     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 698                                                                         (getCurrentOperation());
 699     if (aFOperation) {
 700       FeaturePtr aFeature = aFOperation->feature();
 701       if (aFeature.get() && aFeature == theFeature && isNestedCreateOperation(aFOperation)) {
 702         QString anAttributeName = "";
 703         ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 704         ModuleBase_ModelWidget* anActiveWgt = aPanel->activeWidget();
 705         if (anActiveWgt) {
 706           AttributePtr anAttr = aFeature->attribute(anActiveWgt->attributeID());
 707           if (anAttr.get())
 708             anAttributeName = anAttr->id().c_str();
 709         }
 710         anError = "Attribute \"" + anAttributeName + "\" is not initialized.";
 711       }
 712     }
 713   }
 714   return anError;
 715 }
 716
 717 const QStringList& PartSet_SketcherMgr::sketchOperationIdList()
 718 {
 719   static QStringList aIds;
 720   if (aIds.size() == 0) {
 721     aIds << SketchPlugin_Line::ID().c_str();
 722     aIds << SketchPlugin_Point::ID().c_str();
 723     aIds << SketchPlugin_Arc::ID().c_str();
 724     aIds << SketchPlugin_Circle::ID().c_str();
 725     aIds << SketchPlugin_ConstraintFillet::ID().c_str();
 726     aIds.append(constraintsIdList());
 727   }
 728   return aIds;
 729 }
 730
 731 const QStringList& PartSet_SketcherMgr::constraintsIdList()
 732 {
 733   static QStringList aIds;
 734   if (aIds.size() == 0) {
 735     aIds << SketchPlugin_ConstraintLength::ID().c_str();
 736     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
 737     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
 738     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
 739     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 740     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
 741     aIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 742     aIds << SketchPlugin_ConstraintVertical::ID().c_str();
 743     aIds << SketchPlugin_ConstraintEqual::ID().c_str();
 744     aIds << SketchPlugin_ConstraintTangent::ID().c_str();
 745     aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 746     aIds << SketchPlugin_ConstraintMirror::ID().c_str();
 747     aIds << SketchPlugin_ConstraintAngle::ID().c_str();
 748     aIds << SketchPlugin_MultiRotation::ID().c_str();
 749     aIds << SketchPlugin_MultiTranslation::ID().c_str();
 750   }
 751   return aIds;
 752 }
 753
 754 void PartSet_SketcherMgr::sketchSelectionModes(QIntList& theModes)
 755 {
 756   theModes.clear();
 757
 758   theModes.append(SketcherPrs_Tools::Sel_Dimension_Text);
 759   theModes.append(SketcherPrs_Tools::Sel_Dimension_Line);
 760   theModes.append(SketcherPrs_Tools::Sel_Constraint);
 761   theModes.append(TopAbs_VERTEX);
 762   theModes.append(TopAbs_EDGE);
 763 }
 764
 765 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 766 {
 767   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
 768 }
 769
 770 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation)
 771 {
 772   return theOperation &&
 773          PartSet_SketcherMgr::sketchOperationIdList().contains(theOperation->id());
 774 }
 775
 776 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation)
 777 {
 778   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 779                                                                (theOperation);
 780   return aFOperation && !aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 781 }
 782
 783 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
 784 {
 785   return (theId == SketchPlugin_Line::ID()) ||
 786          (theId == SketchPlugin_Point::ID()) ||
 787          (theId == SketchPlugin_Arc::ID()) ||
 788          (theId == SketchPlugin_Circle::ID());
 789 }
 790
 791 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 792 {
 793   std::string aId = theOperation ? theOperation->id().toStdString() : "";
 794
 795   return (aId == SketchPlugin_ConstraintLength::ID()) ||
 796          (aId == SketchPlugin_ConstraintDistance::ID()) ||
 797          (aId == SketchPlugin_ConstraintRadius::ID()) ||
 798          (aId == SketchPlugin_ConstraintAngle::ID());
 799 }
 800
 801 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 802 {
 803   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 804                                                                (getCurrentOperation());
 805   if (!aFOperation)
 806     return;
 807
 808   myModule->onViewTransformed();
 809
 810   // Display all sketcher sub-Objects
 811   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
 812   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 813
 814   // Hide sketcher result
 815   std::list<ResultPtr> aResults = myCurrentSketch->results();
 816   std::list<ResultPtr>::const_iterator aIt;
 817   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 818     (*aIt)->setDisplayed(false);
 819   }
 820   myCurrentSketch->setDisplayed(false);
 821
 822   // Display sketcher objects
 823   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 824     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 825     std::list<ResultPtr> aResults = aFeature->results();
 826     std::list<ResultPtr>::const_iterator aIt;
 827     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 828       (*aIt)->setDisplayed(true);
 829     }
 830     aFeature->setDisplayed(true);
 831   }
 832
 833   if (myPlaneFilter.IsNull())
 834     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
 835
 836   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
 837
 838   bool aHasPlane = false;
 839   std::shared_ptr<GeomAPI_Pln> aPln;
 840   if (aFOperation->isEditOperation()) {
 841     // If it is editing of sketch then it means that plane is already defined
 842     aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
 843     if (aPln.get())
 844       aHasPlane = true;
 845   }
 846   myPlaneFilter->setPlane(aPln);
 847
 848   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 849   // all sketch objects should be activated in the sketch selection modes by edit operation start
 850   // in case of creation operation, there is an active widget, which activates own selection mode
 851   if (aFOperation->isEditOperation() && aHasPlane)
 852     aConnector->activateModuleSelectionModes();
 853 }
 854
 855 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* /* theOperation*/)
 856 {
 857   myIsMouseOverWindow = false;
 858   myIsConstraintsShown = true;
 859 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
 860   qDebug(QString("stopSketch: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
 861 #endif
 862   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 863
 864   DataPtr aData = myCurrentSketch->data();
 865   if (!aData->isValid()) {
 866     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 867     // The sketch was aborted
 868     myCurrentSketch = CompositeFeaturePtr();
 869     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 870
 871     // Erase all sketcher objects
 872     QStringList aSketchIds = sketchOperationIdList();
 873     QObjectPtrList aObjects = aDisplayer->displayedObjects();
 874     foreach (ObjectPtr aObj, aObjects) {
 875       DataPtr aObjData = aObj->data();
 876       if (!aObjData->isValid())
 877         aObj->setDisplayed(false);
 878     }
 879   }
 880   else {
 881     // Hide all sketcher sub-Objects
 882     for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 883       FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 884       std::list<ResultPtr> aResults = aFeature->results();
 885       std::list<ResultPtr>::const_iterator aIt;
 886       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 887         (*aIt)->setDisplayed(false);
 888       }
 889       aFeature->setDisplayed(false);
 890     }
 891     // Display sketcher result
 892     std::list<ResultPtr> aResults = myCurrentSketch->results();
 893     std::list<ResultPtr>::const_iterator aIt;
 894     Events_Loop* aLoop = Events_Loop::loop();
 895     static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 896     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 897       (*aIt)->setDisplayed(true);
 898       // this display event is needed because sketch already may have "displayed" state,
 899       // but not displayed while it is still active (issue 613, abort of existing sketch)
 900       ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
 901     }
 902     myCurrentSketch->setDisplayed(true);
 903
 904     myCurrentSketch = CompositeFeaturePtr();
 905     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 906
 907     Events_Loop::loop()->flush(aDispEvent);
 908   }
 909   // restore the module selection modes, which were changed on startSketch
 910   aConnector->activateModuleSelectionModes();
 911 }
 912
 913 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
 914 {
 915   connectToPropertyPanel(true);
 916   QApplication::setOverrideCursor(QCursor(QIcon(":pictures/button_plus.png").pixmap(20,20)));
 917 }
 918
 919 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOp)
 920 {
 921   connectToPropertyPanel(false);
 922   myIsResetCurrentValue = false;
 923   myIsMouseOverViewProcessed = true;
 924   operationMgr()->onValidateOperation();
 925   QApplication::restoreOverrideCursor();
 926 }
 927
 928 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
 929 {
 930   if (isNestedCreateOperation(theOperation)) {
 931     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 932                                                                              (theOperation);
 933     if (aFOperation) {
 934       FeaturePtr aFeature = aFOperation->feature();
 935       // it is necessary to check the the feature data validity because
 936       // some kind of features are removed by an operation commit(the macro state of a feature)
 937       if (aFeature.get() && aFeature->data()->isValid()) {
 938         visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
 939       }
 940     }
 941   }
 942 }
 943
 944 bool PartSet_SketcherMgr::canUndo() const
 945 {
 946   return isNestedCreateOperation(getCurrentOperation());
 947 }
 948
 949 bool PartSet_SketcherMgr::canRedo() const
 950 {
 951   return isNestedCreateOperation(getCurrentOperation());
 952 }
 953
 954 bool PartSet_SketcherMgr::canCommitOperation() const
 955 {
 956   bool aCanCommit = true;
 957
 958   if (isNestedCreateOperation(getCurrentOperation()) && myIsResetCurrentValue)
 959     aCanCommit = false;
 960
 961   return aCanCommit;
 962 }
 963
 964 bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
 965 {
 966   bool aCanErase = true;
 967   // when the sketch operation is active, results of sketch sub-feature can not be hidden
 968   if (myCurrentSketch.get()) {
 969     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 970     if (aResult.get()) {
 971       // Display sketcher objects
 972       for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
 973
 974         FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 975         std::list<ResultPtr> aResults = aFeature->results();
 976         std::list<ResultPtr>::const_iterator anIt;
 977         for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
 978           aCanErase = *anIt != aResult;
 979         }
 980       }
 981     }
 982   }
 983   return aCanErase;
 984 }
 985
 986 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
 987 {
 988   bool aCanDisplay = true;
 989
 990   bool aHasActiveSketch = activeSketch().get() != NULL;
 991   if (aHasActiveSketch) {
 992     // 1. the sketch feature should not be displayed during the sketch active operation
 993     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch
 994     // nested features can be visualized
 995     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 996     if (aFeature.get() != NULL && aFeature == activeSketch()) {
 997       aCanDisplay = false;
 998     }
 999   }
1000   else { // there are no an active sketch
1001     // 2. sketch sub-features should not be visualized if the sketch operation is not active
1002     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1003     if (aFeature.get() != NULL) {
1004       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
1005                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
1006       if (aSketchFeature.get()) {
1007         aCanDisplay = false;
1008       }
1009     }
1010   }
1011
1012   // 3. the method should not filter the objects, which are not related to the current operation.
1013   // The object is filtered just if it is a current operation feature or this feature result
1014   bool isObjectFound = false;
1015   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1016                                                                (getCurrentOperation());
1017   if (aFOperation) {
1018     FeaturePtr aFeature = aFOperation->feature();
1019     if (aFeature.get()) {
1020       std::list<ResultPtr> aResults = aFeature->results();
1021       if (theObject == aFeature)
1022         isObjectFound = true;
1023       else {
1024         std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
1025         for (; anIt != aLast; anIt++) {
1026           isObjectFound = *anIt == theObject;
1027         }
1028       }
1029     }
1030   }
1031   if (!isObjectFound)
1032     return aCanDisplay;
1033
1034   // 4. For created nested feature operation do not display the created feature if
1035   // the mouse curstor leaves the OCC window.
1036   // The correction cases, which ignores this condition:
1037   // a. the property panel values modification
1038   // b. the popup menu activated
1039   // c. widget editor control
1040   #ifndef DEBUG_DO_NOT_BY_ENTER
1041   if (aCanDisplay && isNestedCreateOperation(getCurrentOperation())) {
1042     ModuleBase_Operation* aOperation = getCurrentOperation();
1043     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
1044     ModuleBase_ModelWidget* anActiveWdg = aPanel ? aPanel->activeWidget() : 0;
1045     ModuleBase_WidgetEditor* anEditorWdg = anActiveWdg ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWdg) : 0;
1046     // the active widget editor should not influence here. The presentation should be visible always
1047     // when this widget is active.
1048     if (!anEditorWdg && !myIsPopupMenuActive) {
1049       // during a nested create operation, the feature is redisplayed only if the mouse over view
1050       // of there was a value modified in the property panel after the mouse left the view
1051       aCanDisplay = canDisplayCurrentCreatedFeature();
1052     }
1053   }
1054   #endif
1055   return aCanDisplay;
1056 }
1057
1058 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
1059 {
1060   return myIsMouseOverWindow || !myIsResetCurrentValue;
1061 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
1062   qDebug(QString("canDisplayCurrentCreatedFeature: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
1063 #endif
1064 }
1065
1066 bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
1067 {
1068   bool isFoundObject = false;
1069
1070   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
1071   if (anObjectFeature.get()) {
1072     int aSize = myCurrentSketch->numberOfSubs();
1073     for (int i = 0; i < myCurrentSketch->numberOfSubs() && !isFoundObject; i++) {
1074       FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
1075       isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
1076     }
1077   }
1078   return isFoundObject;
1079 }
1080
1081 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
1082 {
1083   if (myPlaneFilter.IsNull())
1084    myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
1085
1086   myPlaneFilter->setPlane(thePln);
1087 }
1088
1089 void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
1090                                               const FeaturePtr& theSketch,
1091                                               ModuleBase_IWorkshop* theWorkshop,
1092                                               FeatureToSelectionMap& theSelection)
1093 {
1094   if (theFeature.get() == NULL)
1095     return;
1096
1097   std::set<AttributePtr> aSelectedAttributes;
1098   std::set<ResultPtr> aSelectedResults;
1099
1100   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1101   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
1102   if (!aContext.IsNull()) {
1103     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1104     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1105
1106     std::list<ResultPtr> aResults = theFeature->results();
1107     std::list<ResultPtr>::const_iterator aIt;
1108     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1109     {
1110       ResultPtr aResult = *aIt;
1111       AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1112       if (aAISObj.get() == NULL)
1113         continue;
1114       Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1115       for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
1116       {
1117         Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
1118         if (anOwner->Selectable() != anAISIO)
1119           continue;
1120         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1121                                aSelectedAttributes, aSelectedResults);
1122       }
1123       for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
1124         Handle(SelectMgr_EntityOwner) anOwner = aContext->DetectedOwner();
1125         if (anOwner.IsNull())
1126           continue;
1127         if (anOwner->Selectable() != anAISIO)
1128           continue;
1129         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1130                                aSelectedAttributes, aSelectedResults);
1131       }
1132     }
1133   }
1134   theSelection[theFeature] = std::make_pair(aSelectedAttributes, aSelectedResults);
1135 }
1136
1137 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
1138                                              const FeaturePtr& theSketch,
1139                                              ModuleBase_IWorkshop* theWorkshop,
1140                                              const FeatureToSelectionMap& theSelection,
1141                                              SelectMgr_IndexedMapOfOwner& theOwnersToSelect)
1142 {
1143   if (theFeature.get() == NULL)
1144     return;
1145
1146   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
1147   std::set<AttributePtr> aSelectedAttributes = anIt.value().first;
1148   std::set<ResultPtr> aSelectedResults = anIt.value().second;
1149
1150   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1151
1152   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1153   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1154
1155   // 1. found the feature's owners. Check the AIS objects of the constructions
1156   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
1157   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
1158     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1159
1160     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1161     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1162     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
1163       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
1164       if (!anOwner.IsNull())
1165         theOwnersToSelect.Add(anOwner);
1166     }
1167   }
1168
1169   // 2. found the feature results's owners
1170   std::list<ResultPtr> aResults = theFeature->results();
1171   std::list<ResultPtr>::const_iterator aIt;
1172   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1173   {
1174     ResultPtr aResult = *aIt;
1175     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1176     if (aAISObj.get() == NULL)
1177       continue;
1178     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1179
1180     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1181     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1182     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1183       Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1184       if ( anOwner.IsNull() || !anOwner->HasShape() )
1185         continue;
1186       const TopoDS_Shape& aShape = anOwner->Shape();
1187       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
1188       if (aShapeType == TopAbs_VERTEX) {
1189         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
1190         if (aPntAttr.get() != NULL &&
1191             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end()) {
1192           theOwnersToSelect.Add(anOwner);
1193         }
1194       }
1195       else if (aShapeType == TopAbs_EDGE) {
1196         bool aFound = aSelectedResults.find(aResult) != aSelectedResults.end();
1197         if (aSelectedResults.find(aResult) != aSelectedResults.end() &&
1198             theOwnersToSelect.FindIndex(anOwner) <= 0)
1199           theOwnersToSelect.Add(anOwner);
1200       }
1201     }
1202   }
1203 }
1204
1205 void PartSet_SketcherMgr::connectToPropertyPanel(const bool isToConnect)
1206 {
1207   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1208   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1209   XGUI_Workshop* aWorkshop = aConnector->workshop();
1210   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
1211   if (aPropertyPanel) {
1212     const QList<ModuleBase_ModelWidget*>& aWidgets = aPropertyPanel->modelWidgets();
1213     foreach (ModuleBase_ModelWidget* aWidget, aWidgets) {
1214       if (isToConnect) {
1215         connect(aWidget, SIGNAL(beforeValuesChanged()),
1216                 this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1217         connect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onValuesChangedInPropertyPanel()));
1218         connect(aWidget, SIGNAL(afterValuesChanged()),
1219                 this, SLOT(onAfterValuesChangedInPropertyPanel()));
1220       }
1221       else {
1222         disconnect(aWidget, SIGNAL(beforeValuesChanged()),
1223                    this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1224         disconnect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onValuesChangedInPropertyPanel()));
1225         disconnect(aWidget, SIGNAL(afterValuesChanged()),
1226                    this, SLOT(onAfterValuesChangedInPropertyPanel()));
1227       }
1228     }
1229   }
1230 }
1231
1232 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
1233 {
1234   return myModule->workshop()->currentOperation();
1235 }
1236
1237 void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
1238                                            const bool isEditOperation,
1239                                            const bool isToDisplay,
1240                                            const bool isFlushRedisplay)
1241 {
1242   #ifdef DEBUG_DO_NOT_BY_ENTER
1243   return;
1244   #endif
1245
1246   if (isEditOperation || !theFeature.get())
1247     return;
1248
1249   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1250   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1251
1252   // 1. change visibility of the object itself, here the presentable object is processed,
1253   // e.g. constraints features
1254   //FeaturePtr aFeature = aFOperation->feature();
1255   std::list<ResultPtr> aResults = theFeature->results();
1256   if (isToDisplay)
1257     theFeature->setDisplayed(true);
1258   else
1259     theFeature->setDisplayed(false);
1260
1261   // change visibility of the object results, e.g. non-constraint features
1262   std::list<ResultPtr>::const_iterator aIt;
1263   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1264     if (isToDisplay) {
1265       (*aIt)->setDisplayed(true);
1266     }
1267     else {
1268       (*aIt)->setDisplayed(false);
1269     }
1270   }
1271   if (isFlushRedisplay)
1272     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1273 }
1274
1275 void PartSet_SketcherMgr::storeSelection(const bool theHighlightedOnly)
1276 {
1277   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1278   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1279   QList<ModuleBase_ViewerPrs> aHighlighted = aSelect->getHighlighted();
1280
1281   QList<FeaturePtr> aFeatureList;
1282   if (theHighlightedOnly) {
1283     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1284   }
1285   else {
1286     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1287
1288     QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected(ModuleBase_ISelection::AllControls);
1289     fillFeatureList(aSelected, myCurrentSketch, aFeatureList);
1290   }
1291
1292   // 1. it is necessary to save current selection in order to restore it after the features moving
1293   myCurrentSelection.clear();
1294   QList<FeaturePtr>::const_iterator anIt = aFeatureList.begin(), aLast = aFeatureList.end();
1295   for (; anIt != aLast; anIt++) {
1296     getCurrentSelection(*anIt, myCurrentSketch, aWorkshop, myCurrentSelection);
1297   }
1298   //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1299 }
1300
1301 void PartSet_SketcherMgr::restoreSelection()
1302 {
1303   //qDebug(QString("restoreSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1304   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1305   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1306   FeatureToSelectionMap::const_iterator aSIt = myCurrentSelection.begin(),
1307                                         aSLast = myCurrentSelection.end();
1308   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1309   for (; aSIt != aSLast; aSIt++) {
1310     anOwnersToSelect.Clear();
1311     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, myCurrentSelection,
1312                         anOwnersToSelect);
1313     aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1314   }
1315 }
1316
1317 void PartSet_SketcherMgr::onShowConstraintsToggle(bool theOn)
1318 {
1319   if (myIsConstraintsShown == theOn)
1320     return;
1321   if (myCurrentSketch.get() == NULL)
1322     return;
1323
1324   myIsConstraintsShown = theOn;
1325
1326   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1327   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1328
1329   const QStringList& aConstrIds = constraintsIdList();
1330   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1331     FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1332     if (aConstrIds.contains(QString(aSubFeature->getKind().c_str()))) {
1333       if (myIsConstraintsShown)
1334         aSubFeature->setDisplayed(true);
1335       else
1336         aSubFeature->setDisplayed(false);
1337     }
1338   }
1339   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1340 }
1341
1342 QString PartSet_SketcherMgr::mouseOverWindowFlagsInfo() const
1343 {
1344   return QString("myIsResetCurrentValue = %1,    myIsMouseOverWindow = %2")
1345      .arg(myIsResetCurrentValue).arg(myIsMouseOverWindow);
1346 }
1347
1348 XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
1349 {
1350   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1351   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1352   XGUI_Workshop* aWorkshop = aConnector->workshop();
1353
1354   return aWorkshop->operationMgr();
1355 }