src/PartSet/PartSet_SketcherMgr.cpp

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