src/PartSet/PartSet_SketcherMgr.cpp

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