src/PartSet/PartSet_SketcherMgr.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_SketcherMgr.cpp
   4 // Created:     19 Dec 2014
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "PartSet_SketcherMgr.h"
   8 #include "PartSet_Module.h"
   9 #include "PartSet_WidgetPoint2d.h"
  10 #include "PartSet_WidgetPoint2dDistance.h"
  11 #include "PartSet_Tools.h"
  12 #include "PartSet_WidgetSketchLabel.h"
  13
  14 #include <XGUI_ModuleConnector.h>
  15 #include <XGUI_Displayer.h>
  16 #include <XGUI_Workshop.h>
  17 #include <XGUI_ContextMenuMgr.h>
  18 #include <XGUI_Selection.h>
  19 #include <XGUI_SelectionMgr.h>
  20 #include <XGUI_ModuleConnector.h>
  21 #include <XGUI_PropertyPanel.h>
  22 #include <XGUI_ViewerProxy.h>
  23 #include <XGUI_OperationMgr.h>
  24
  25 #include <ModuleBase_IPropertyPanel.h>
  26 #include <ModuleBase_ISelection.h>
  27 #include <ModuleBase_IViewer.h>
  28 #include <ModuleBase_IWorkshop.h>
  29 #include <ModuleBase_IViewWindow.h>
  30 #include <ModuleBase_ModelWidget.h>
  31 #include <ModuleBase_Operation.h>
  32 #include <ModuleBase_OperationFeature.h>
  33 #include <ModuleBase_Operation.h>
  34 #include <ModuleBase_WidgetEditor.h>
  35
  36 #include <GeomDataAPI_Point2D.h>
  37
  38 #include <Events_Loop.h>
  39
  40 #include <SketchPlugin_Line.h>
  41 #include <SketchPlugin_Sketch.h>
  42 #include <SketchPlugin_Point.h>
  43 #include <SketchPlugin_Arc.h>
  44 #include <SketchPlugin_Circle.h>
  45 #include <SketchPlugin_ConstraintLength.h>
  46 #include <SketchPlugin_ConstraintDistance.h>
  47 #include <SketchPlugin_ConstraintParallel.h>
  48 #include <SketchPlugin_ConstraintPerpendicular.h>
  49 #include <SketchPlugin_ConstraintRadius.h>
  50 #include <SketchPlugin_ConstraintRigid.h>
  51 #include <SketchPlugin_ConstraintHorizontal.h>
  52 #include <SketchPlugin_ConstraintVertical.h>
  53 #include <SketchPlugin_ConstraintEqual.h>
  54 #include <SketchPlugin_ConstraintTangent.h>
  55 #include <SketchPlugin_ConstraintCoincidence.h>
  56 #include <SketchPlugin_ConstraintFillet.h>
  57 #include <SketchPlugin_ConstraintMirror.h>
  58 #include <SketchPlugin_ConstraintAngle.h>
  59 #include <SketchPlugin_MultiRotation.h>
  60 #include <SketchPlugin_MultiTranslation.h>
  61
  62 #include <SketcherPrs_Tools.h>
  63
  64 #include <SelectMgr_IndexedMapOfOwner.hxx>
  65 #include <StdSelect_BRepOwner.hxx>
  66
  67 //#include <AIS_DimensionSelectionMode.hxx>
  68 #include <AIS_Shape.hxx>
  69
  70 #include <ModelAPI_Events.h>
  71 #include <ModelAPI_Session.h>
  72 #include <ModelAPI_AttributeString.h>
  73
  74 #include <QMouseEvent>
  75 #include <QApplication>
  76
  77 //#define DEBUG_DO_NOT_BY_ENTER
  78 //#define DEBUG_MOUSE_OVER_WINDOW_FLAGS
  79
  80 /// Returns list of unique objects by sum of objects from List1 and List2
  81 /*QList<ModuleBase_ViewerPrs> getSumList(const QList<ModuleBase_ViewerPrs>& theList1,
  82                                        const QList<ModuleBase_ViewerPrs>& theList2)
  83 {
  84   QList<ModuleBase_ViewerPrs> aRes;
  85   foreach (ModuleBase_ViewerPrs aPrs, theList1) {
  86     if (!aRes.contains(aPrs))
  87       aRes.append(aPrs);
  88   }
  89   foreach (ModuleBase_ViewerPrs aPrs, theList2) {
  90     if (!aRes.contains(aPrs))
  91       aRes.append(aPrs);
  92   }
  93   return aRes;
  94 }*/
  95
  96 // Fills the list of features the list of selected presentations.
  97 // \param theList a list of selected presentations
  98 // \param theSketch a sketch to project a vertex shape of a presentation to the plane
  99 // and find the corresponded attribute
 100 // \param theFeatureList  an output list of features
 101 void fillFeatureList(const QList<ModuleBase_ViewerPrs>& theList,
 102                      const FeaturePtr theSketch,
 103                      QList<FeaturePtr>& theFeatureList)
 104 {
 105   QList<ModuleBase_ViewerPrs> aRes;
 106
 107   QList<ModuleBase_ViewerPrs>::const_iterator anIt = theList.begin(),
 108                                               aLast = theList.end();
 109   for (; anIt != aLast; anIt++)
 110   {
 111     ModuleBase_ViewerPrs aPrs = *anIt;
 112     FeaturePtr aFeature = ModelAPI_Feature::feature(aPrs.object());
 113     if (aFeature.get()  && !theFeatureList.contains(aFeature))
 114       theFeatureList.append(aFeature);
 115   }
 116 }
 117
 118 /// Fills attribute and result lists by the selected owner. In case if the attribute is found,
 119 /// by the owner shape, it is put to the list. Otherwise if type of owner shape is edge, put the function
 120 /// result as is to the list of results.
 121 /// \param theOwner a viewer selected owner
 122 /// \param theFeature a feature, where the attribute is searched
 123 /// \param theSketch a current sketch
 124 /// \param theSelectedAttribute an output list of attributes
 125 /// \param theSelectedResults an output list of edge results
 126 void getAttributesOrResults(const Handle(SelectMgr_EntityOwner)& theOwner,
 127                             const FeaturePtr& theFeature, const FeaturePtr& theSketch,
 128                             const ResultPtr& theResult,
 129                             std::set<AttributePtr>& aSelectedAttributes,
 130                             std::set<ResultPtr>& aSelectedResults)
 131 {
 132   Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 133   if (aBRepOwner.IsNull())
 134     return;
 135   Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
 136                                                                     aBRepOwner->Selectable());
 137   if (aBRepOwner->HasShape()) {
 138     const TopoDS_Shape& aShape = aBRepOwner->Shape();
 139     TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 140     if (aShapeType == TopAbs_VERTEX) {
 141       AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
 142                                                                     aShape, theSketch);
 143       if (aPntAttr.get() != NULL)
 144         aSelectedAttributes.insert(aPntAttr);
 145     }
 146     else if (aShapeType == TopAbs_EDGE &&
 147              aSelectedResults.find(theResult) == aSelectedResults.end()) {
 148       aSelectedResults.insert(theResult);
 149     }
 150   }
 151 }
 152
 153 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
 154   : QObject(theModule), myModule(theModule), myIsDragging(false), myDragDone(false),
 155     myIsResetCurrentValue(false), myIsMouseOverWindow(false),
 156     myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
 157     myIsPopupMenuActive(false), myIsConstraintsShown(true)
 158 {
 159   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 160   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
 161
 162   myPreviousSelectionEnabled = true;//aViewer->isSelectionEnabled();
 163
 164   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
 165           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
 166
 167   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 168           this, SLOT(onMouseReleased(ModuleBase_IViewWindow*, QMouseEvent*)));
 169
 170   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
 171           this, SLOT(onMouseMoved(ModuleBase_IViewWindow*, QMouseEvent*)));
 172
 173   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)),
 174           this, SLOT(onMouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
 175
 176   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 177   XGUI_Workshop* aWorkshop = aConnector->workshop();
 178   connect(aWorkshop, SIGNAL(applicationStarted()), this, SLOT(onApplicationStarted()));
 179 }
 180
 181 PartSet_SketcherMgr::~PartSet_SketcherMgr()
 182 {
 183   if (!myPlaneFilter.IsNull())
 184     myPlaneFilter.Nullify();
 185 }
 186
 187 void PartSet_SketcherMgr::onEnterViewPort()
 188 {
 189   // 1. if the mouse over window, update the next flag. Do not perform update visibility of
 190   // created feature because it should be done in onMouseMove(). Some widgets watch
 191   // the mouse move and use the cursor position to update own values. If the presentaion is
 192   // redisplayed before this update, the feature presentation jumps from reset value to current.
 193   myIsMouseOverWindow = true;
 194   myIsResetCurrentValue = false;
 195   // it is important to validate operation here only if sketch entity create operation is active
 196   // because at this operation we reacts to the mouse leave/enter view port
 197   //operationMgr()->onValidateOperation();
 198 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
 199   qDebug(QString("onEnterViewPort: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
 200 #endif
 201
 202   #ifdef DEBUG_DO_NOT_BY_ENTER
 203   return;
 204   #endif
 205
 206   if (!isNestedCreateOperation(getCurrentOperation()))
 207     return;
 208
 209   QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));//QIcon(":pictures/button_plus.png").pixmap(20,20)));
 210   operationMgr()->onValidateOperation();
 211
 212   // we need change displayed state of the current operation feature
 213   // if the feature is presentable, e.g. distance construction. It has no results, so workshop does
 214   // not accept a signal about the result created. Nothing is shown until mouse is moved out/in view
 215   // port. If the isDisplayed flag is true, the presentable feature is displayed as soon as the
 216   // presentation becomes valid and redisplay happens
 217   //ModuleBase_Operation* aOperation = getCurrentOperation();
 218   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 219                                                                            (getCurrentOperation());
 220   if (aFOperation) {
 221     FeaturePtr aFeature = aFOperation->feature();
 222     if (aFeature.get() && aFeature->data()->isValid()) {
 223       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature), false);
 224     }
 225   }
 226 }
 227
 228 void PartSet_SketcherMgr::onLeaveViewPort()
 229 {
 230   myIsMouseOverViewProcessed = false;
 231   myIsMouseOverWindow = false;
 232   // it is important to validate operation here only if sketch entity create operation is active
 233   // because at this operation we reacts to the mouse leave/enter view port
 234   //operationMgr()->onValidateOperation();
 235 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
 236   qDebug(QString("onLeaveViewPort: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
 237 #endif
 238
 239   #ifdef DEBUG_DO_NOT_BY_ENTER
 240   return;
 241   #endif
 242
 243   if (!isNestedCreateOperation(getCurrentOperation()))
 244     return;
 245
 246   QApplication::restoreOverrideCursor();
 247
 248   // the method should be performed if the popup menu is called,
 249   // the reset of the current widget should not happen
 250   if (myIsPopupMenuActive)
 251     return;
 252
 253   operationMgr()->onValidateOperation();
 254
 255   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
 256   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 257   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 258   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 259   // disable the viewer update in order to avoid visualization of redisplayed feature in viewer
 260   // obtained after reset value
 261   bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 262   ModuleBase_Operation* aOperation = getCurrentOperation();
 263   ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 264   ModuleBase_ModelWidget* aActiveWgt = aPanel->activeWidget();
 265   if (aActiveWgt && aActiveWgt->reset()) {
 266     myIsResetCurrentValue = true;
 267   }
 268   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 269
 270   // hides the presentation of the current operation feature
 271   // the feature is to be erased here, but it is correct to call canDisplayObject because
 272   // there can be additional check (e.g. editor widget in distance constraint)
 273   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 274                                                                            (getCurrentOperation());
 275   if (aFOperation) {
 276     FeaturePtr aFeature = aFOperation->feature();
 277     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 278   }
 279 }
 280
 281 void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
 282 {
 283   myIsResetCurrentValue = false;
 284
 285   if (isNestedCreateOperation(getCurrentOperation()))
 286     return;
 287   // it is necessary to save current selection in order to restore it after the values are modifed
 288   storeSelection();
 289
 290   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 291   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 292   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 293   myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
 294 }
 295
 296 void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
 297 {
 298   if (isNestedCreateOperation(getCurrentOperation()))
 299     return;
 300   // it is necessary to restore current selection in order to restore it after the values are modified
 301   restoreSelection();
 302   myCurrentSelection.clear();
 303
 304   // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 305   // viewer happens by deselect/select the modified objects. The flag should be restored after
 306   // the selection processing. The update viewer should be also called.
 307   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 308   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 309   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 310   aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
 311   aDisplayer->updateViewer();
 312 }
 313
 314 void PartSet_SketcherMgr::onValuesChangedInPropertyPanel()
 315 {
 316   if (!isNestedCreateOperation(getCurrentOperation()))
 317     return;
 318
 319   // visualize the current operation feature
 320   //myIsResetCurrentValue = false;
 321   operationMgr()->onValidateOperation();
 322   // the feature is to be erased here, but it is correct to call canDisplayObject because
 323   // there can be additional check (e.g. editor widget in distance constraint)
 324   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 325                                                                            (getCurrentOperation());
 326   if (aFOperation) {
 327     FeaturePtr aFeature = aFOperation->feature();
 328     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 329   }
 330 }
 331
 332 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 333 {
 334   get2dPoint(theWnd, theEvent, myClickedPoint);
 335
 336   if (!(theEvent->buttons() & Qt::LeftButton))
 337     return;
 338
 339   // Clear dragging mode
 340   myIsDragging = false;
 341
 342   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 343   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 344   myPreviousSelectionEnabled = aViewer->isSelectionEnabled();
 345   if (!aViewer->canDragByMouse())
 346     return;
 347
 348   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 349                                                                (getCurrentOperation());
 350   if (!aFOperation)
 351     return;
 352
 353   if (aFOperation->isEditOperation()) {
 354     ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 355     ModuleBase_ModelWidget* aActiveWgt = aPanel->activeWidget();
 356     // If the current widget is a selector, do nothing, it processes the mouse press
 357     if(aActiveWgt && aActiveWgt->isViewerSelector()) {
 358       return;
 359     }
 360   }
 361
 362   // Use only for sketch operations
 363   if (myCurrentSketch) {
 364     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
 365       return;
 366
 367     bool isSketcher = isSketchOperation(aFOperation);
 368     bool isSketchOpe = isNestedSketchOperation(aFOperation);
 369
 370     // Avoid non-sketch operations
 371     if ((!isSketchOpe) && (!isSketcher))
 372       return;
 373
 374     bool isEditing = aFOperation->isEditOperation();
 375
 376     // Ignore creation sketch operation
 377     if ((!isSketcher) && (!isEditing))
 378       return;
 379
 380     Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 381     if (!aContext.IsNull()) {
 382       // MoveTo in order to highlight current object
 383       aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 384     }
 385     // Remember highlighted objects for editing
 386     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 387
 388     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 389     storeSelection(!aHasShift);
 390
 391     if (myCurrentSelection.empty()) {
 392       if (isSketchOpe && (!isSketcher))
 393         // commit previous operation
 394         if (!aFOperation->commit())
 395           aFOperation->abort();
 396       return;
 397     }
 398     // Init flyout point for radius rotation
 399     FeaturePtr aFeature = myCurrentSelection.begin().key();
 400
 401     if (isSketcher) {
 402       myIsDragging = true;
 403       get2dPoint(theWnd, theEvent, myCurrentPoint);
 404       myDragDone = false;
 405       launchEditing();
 406       if (aFeature.get() != NULL) {
 407         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 408                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 409       if (aSPFeature.get() && aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID()) {
 410           DataPtr aData = aSPFeature->data();
 411           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 412           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 413             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 414           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 415         }
 416       }
 417     } else if (isSketchOpe && isEditing) {
 418       // If selected another object commit current result
 419       aFOperation->commit();
 420
 421       myIsDragging = true;
 422       get2dPoint(theWnd, theEvent, myCurrentPoint);
 423       myDragDone = false;
 424
 425       // This is necessary in order to finalize previous operation
 426       QApplication::processEvents();
 427       launchEditing();
 428     }
 429   }
 430 }
 431
 432 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 433 {
 434   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 435   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 436   if (!aViewer->canDragByMouse())
 437     return;
 438   ModuleBase_Operation* aOp = getCurrentOperation();
 439   if (aOp) {
 440     if (isNestedSketchOperation(aOp)) {
 441       get2dPoint(theWnd, theEvent, myClickedPoint);
 442
 443       // Only for sketcher operations
 444       if (myIsDragging) {
 445         if (myDragDone) {
 446           //aOp->commit();
 447           myCurrentSelection.clear();
 448           /*Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 449           if (!aContext.IsNull()) {
 450           // Reselect edited object
 451           aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 452           if (theEvent->modifiers() & Qt::ShiftModifier)
 453             aContext->ShiftSelect();
 454           else
 455             aContext->Select();
 456           */
 457         }
 458       }
 459     }
 460   }
 461   aWorkshop->viewer()->enableSelection(myPreviousSelectionEnabled);
 462   myIsDragging = false;
 463 }
 464
 465 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 466 {
 467   if (isNestedCreateOperation(getCurrentOperation()) && !myIsMouseOverViewProcessed) {
 468     myIsMouseOverViewProcessed = true;
 469     // 1. perform the widget mouse move functionality and display the presentation
 470     ModuleBase_Operation* aOperation = getCurrentOperation();
 471     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
 472     ModuleBase_ModelWidget* anActiveWdg = aPanel->activeWidget();
 473     // the mouse move should be processed in the widget, if it can in order to visualize correct
 474     // presentation. These widgets correct the feature attribute according to the mouse position
 475     PartSet_WidgetPoint2D* aPoint2DWdg = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWdg);
 476     if (aPoint2DWdg) {
 477       aPoint2DWdg->onMouseMove(theWnd, theEvent);
 478     }
 479     PartSet_WidgetPoint2dDistance* aDistanceWdg = dynamic_cast<PartSet_WidgetPoint2dDistance*>
 480                                                                 (anActiveWdg);
 481     if (aDistanceWdg) {
 482       aDistanceWdg->onMouseMove(theWnd, theEvent);
 483     }
 484     // the feature is to be erased here, but it is correct to call canDisplayObject because
 485     // there can be additional check (e.g. editor widget in distance constraint)
 486     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 487                                                                              (getCurrentOperation());
 488     if (aFOperation) {
 489       FeaturePtr aFeature = aFOperation->feature();
 490       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 491     }
 492   }
 493
 494   myClickedPoint.clear();
 495
 496   if (myIsDragging) {
 497     // 1. the current selection is saved in the mouse press method in order to restore it after moving
 498     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
 499     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
 500     // deselected). This flag should be restored in the slot, processed the mouse release signal.
 501     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           aWgt->focusTo();
 602           return;
 603         }
 604       }
 605     }
 606   }
 607 }
 608
 609 void PartSet_SketcherMgr::onApplicationStarted()
 610 {
 611   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 612   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 613   XGUI_Workshop* aWorkshop = aConnector->workshop();
 614   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 615   if (aPropertyPanel) {
 616     connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
 617             this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
 618   }
 619
 620   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
 621   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
 622   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
 623
 624   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 625   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
 626   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 627 }
 628
 629 void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
 630 {
 631   if (!myClickedPoint.myIsInitialized)
 632     return;
 633
 634   ModuleBase_Operation* aOperation = getCurrentOperation();
 635   // the distance constraint feature should not use the clickedd point
 636   // this is workaround in order to don't throw down the flyout point value,
 637   // set by execute() method of these type of features
 638   if (isDistanceOperation(aOperation))
 639     return;
 640
 641   PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
 642   if (aPnt2dWgt) {
 643     aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
 644   }
 645 }
 646
 647 void PartSet_SketcherMgr::onBeforeContextMenu()
 648 {
 649   myIsPopupMenuActive = true;
 650 }
 651
 652 void PartSet_SketcherMgr::onAfterContextMenu()
 653 {
 654   myIsPopupMenuActive = false;
 655 }
 656
 657 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 658                                      Point& thePoint)
 659 {
 660   Handle(V3d_View) aView = theWnd->v3dView();
 661   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 662   double aX, anY;
 663   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
 664   thePoint.setValue(aX, anY);
 665 }
 666
 667 void PartSet_SketcherMgr::launchEditing()
 668 {
 669   if (!myCurrentSelection.empty()) {
 670     FeaturePtr aFeature = myCurrentSelection.begin().key();
 671     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 672               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 673     if (aSPFeature) {
 674       myModule->editFeature(aSPFeature);
 675     }
 676   }
 677 }
 678
 679 bool PartSet_SketcherMgr::sketchSolverError()
 680 {
 681   bool anError = false;
 682   CompositeFeaturePtr aSketch = activeSketch();
 683   if (aSketch.get()) {
 684     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 685     anError = !aAttributeString->value().empty();
 686   }
 687   return anError;
 688 }
 689
 690 QString PartSet_SketcherMgr::getFeatureError(const FeaturePtr& theFeature)
 691 {
 692   QString anError = "";
 693   if (!theFeature.get() || !theFeature->data()->isValid())
 694     return anError;
 695
 696   CompositeFeaturePtr aSketch = activeSketch();
 697   if (aSketch.get() && aSketch == theFeature) {
 698     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 699     anError = aAttributeString->value().c_str();
 700   }
 701   else if (myIsResetCurrentValue) { // this flag do not allow commit of the current operation
 702     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 703                                                                         (getCurrentOperation());
 704     if (aFOperation) {
 705       FeaturePtr aFeature = aFOperation->feature();
 706       if (aFeature.get() && aFeature == theFeature && isNestedCreateOperation(aFOperation)) {
 707         QString anAttributeName = "";
 708         ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 709         ModuleBase_ModelWidget* anActiveWgt = aPanel->activeWidget();
 710         if (anActiveWgt) {
 711           AttributePtr anAttr = aFeature->attribute(anActiveWgt->attributeID());
 712           if (anAttr.get())
 713             anAttributeName = anAttr->id().c_str();
 714         }
 715         anError = "Attribute \"" + anAttributeName + "\" is not initialized.";
 716       }
 717     }
 718   }
 719   return anError;
 720 }
 721
 722 const QStringList& PartSet_SketcherMgr::sketchOperationIdList()
 723 {
 724   static QStringList aIds;
 725   if (aIds.size() == 0) {
 726     aIds << SketchPlugin_Line::ID().c_str();
 727     aIds << SketchPlugin_Point::ID().c_str();
 728     aIds << SketchPlugin_Arc::ID().c_str();
 729     aIds << SketchPlugin_Circle::ID().c_str();
 730     aIds << SketchPlugin_ConstraintFillet::ID().c_str();
 731     aIds.append(constraintsIdList());
 732   }
 733   return aIds;
 734 }
 735
 736 const QStringList& PartSet_SketcherMgr::constraintsIdList()
 737 {
 738   static QStringList aIds;
 739   if (aIds.size() == 0) {
 740     aIds << SketchPlugin_ConstraintLength::ID().c_str();
 741     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
 742     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
 743     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
 744     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 745     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
 746     aIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 747     aIds << SketchPlugin_ConstraintVertical::ID().c_str();
 748     aIds << SketchPlugin_ConstraintEqual::ID().c_str();
 749     aIds << SketchPlugin_ConstraintTangent::ID().c_str();
 750     aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 751     aIds << SketchPlugin_ConstraintMirror::ID().c_str();
 752     aIds << SketchPlugin_ConstraintAngle::ID().c_str();
 753     aIds << SketchPlugin_MultiRotation::ID().c_str();
 754     aIds << SketchPlugin_MultiTranslation::ID().c_str();
 755   }
 756   return aIds;
 757 }
 758
 759 void PartSet_SketcherMgr::sketchSelectionModes(QIntList& theModes)
 760 {
 761   theModes.clear();
 762
 763   theModes.append(SketcherPrs_Tools::Sel_Dimension_Text);
 764   theModes.append(SketcherPrs_Tools::Sel_Dimension_Line);
 765   theModes.append(SketcherPrs_Tools::Sel_Constraint);
 766   theModes.append(TopAbs_VERTEX);
 767   theModes.append(TopAbs_EDGE);
 768 }
 769
 770 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 771 {
 772   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
 773 }
 774
 775 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation)
 776 {
 777   return theOperation &&
 778          PartSet_SketcherMgr::sketchOperationIdList().contains(theOperation->id());
 779 }
 780
 781 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation)
 782 {
 783   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 784                                                                (theOperation);
 785   return aFOperation && !aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 786 }
 787
 788 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
 789 {
 790   return (theId == SketchPlugin_Line::ID()) ||
 791          (theId == SketchPlugin_Point::ID()) ||
 792          (theId == SketchPlugin_Arc::ID()) ||
 793          (theId == SketchPlugin_Circle::ID());
 794 }
 795
 796 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 797 {
 798   std::string aId = theOperation ? theOperation->id().toStdString() : "";
 799
 800   return (aId == SketchPlugin_ConstraintLength::ID()) ||
 801          (aId == SketchPlugin_ConstraintDistance::ID()) ||
 802          (aId == SketchPlugin_ConstraintRadius::ID()) ||
 803          (aId == SketchPlugin_ConstraintAngle::ID());
 804 }
 805
 806 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 807 {
 808   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 809                                                                (getCurrentOperation());
 810   if (!aFOperation)
 811     return;
 812
 813   myModule->onViewTransformed();
 814
 815   // Display all sketcher sub-Objects
 816   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
 817   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 818
 819   // Hide sketcher result
 820   std::list<ResultPtr> aResults = myCurrentSketch->results();
 821   std::list<ResultPtr>::const_iterator aIt;
 822   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 823     (*aIt)->setDisplayed(false);
 824   }
 825   myCurrentSketch->setDisplayed(false);
 826
 827   // Display sketcher objects
 828   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 829     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 830     std::list<ResultPtr> aResults = aFeature->results();
 831     std::list<ResultPtr>::const_iterator aIt;
 832     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 833       (*aIt)->setDisplayed(true);
 834     }
 835     aFeature->setDisplayed(true);
 836   }
 837
 838   if (myPlaneFilter.IsNull())
 839     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
 840
 841   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
 842
 843   bool aHasPlane = false;
 844   std::shared_ptr<GeomAPI_Pln> aPln;
 845   if (aFOperation->isEditOperation()) {
 846     // If it is editing of sketch then it means that plane is already defined
 847     aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
 848     if (aPln.get())
 849       aHasPlane = true;
 850   }
 851   myPlaneFilter->setPlane(aPln);
 852
 853   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 854   // all sketch objects should be activated in the sketch selection modes by edit operation start
 855   // in case of creation operation, there is an active widget, which activates own selection mode
 856   if (aFOperation->isEditOperation() && aHasPlane)
 857     aConnector->activateModuleSelectionModes();
 858 }
 859
 860 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
 861 {
 862   myIsMouseOverWindow = false;
 863   myIsConstraintsShown = true;
 864 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
 865   qDebug(QString("stopSketch: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
 866 #endif
 867   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 868
 869   DataPtr aData = myCurrentSketch->data();
 870   if (!aData->isValid()) {
 871     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 872     // The sketch was aborted
 873     myCurrentSketch = CompositeFeaturePtr();
 874     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 875
 876     // Erase all sketcher objects
 877     QStringList aSketchIds = sketchOperationIdList();
 878     QObjectPtrList aObjects = aDisplayer->displayedObjects();
 879     foreach (ObjectPtr aObj, aObjects) {
 880       DataPtr aObjData = aObj->data();
 881       if (!aObjData->isValid())
 882         aObj->setDisplayed(false);
 883     }
 884   }
 885   else {
 886     // Hide all sketcher sub-Objects
 887     for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 888       FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 889       std::list<ResultPtr> aResults = aFeature->results();
 890       std::list<ResultPtr>::const_iterator aIt;
 891       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 892         (*aIt)->setDisplayed(false);
 893       }
 894       aFeature->setDisplayed(false);
 895     }
 896     // Display sketcher result
 897     std::list<ResultPtr> aResults = myCurrentSketch->results();
 898     std::list<ResultPtr>::const_iterator aIt;
 899     Events_Loop* aLoop = Events_Loop::loop();
 900     static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 901
 902     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 903                                                                            (theOperation);
 904     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 905       if (!aFOperation->isDisplayedOnStart(*aIt)) {
 906         (*aIt)->setDisplayed(true);
 907         // this display event is needed because sketch already may have "displayed" state,
 908         // but not displayed while it is still active (issue 613, abort of existing sketch)
 909         ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
 910       }
 911     }
 912     if (!aFOperation->isDisplayedOnStart(myCurrentSketch))
 913       myCurrentSketch->setDisplayed(true);
 914
 915     myCurrentSketch = CompositeFeaturePtr();
 916     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 917
 918     Events_Loop::loop()->flush(aDispEvent);
 919   }
 920   // restore the module selection modes, which were changed on startSketch
 921   aConnector->activateModuleSelectionModes();
 922 }
 923
 924 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
 925 {
 926   connectToPropertyPanel(true);
 927   if (isNestedCreateOperation(theOperation) && myIsMouseOverWindow)
 928     QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));//QIcon(":pictures/button_plus.png").pixmap(20,20)));
 929 }
 930
 931 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOp)
 932 {
 933   connectToPropertyPanel(false);
 934   myIsResetCurrentValue = false;
 935   myIsMouseOverViewProcessed = true;
 936   operationMgr()->onValidateOperation();
 937   if (isNestedCreateOperation(theOp))
 938     QApplication::restoreOverrideCursor();
 939 }
 940
 941 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
 942 {
 943   if (isNestedCreateOperation(theOperation)) {
 944     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 945                                                                              (theOperation);
 946     if (aFOperation) {
 947       FeaturePtr aFeature = aFOperation->feature();
 948       // it is necessary to check the the feature data validity because
 949       // some kind of features are removed by an operation commit(the macro state of a feature)
 950       if (aFeature.get() && aFeature->data()->isValid()) {
 951         visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
 952       }
 953     }
 954   }
 955 }
 956
 957 bool PartSet_SketcherMgr::canUndo() const
 958 {
 959   return isNestedCreateOperation(getCurrentOperation());
 960 }
 961
 962 bool PartSet_SketcherMgr::canRedo() const
 963 {
 964   return isNestedCreateOperation(getCurrentOperation());
 965 }
 966
 967 bool PartSet_SketcherMgr::canCommitOperation() const
 968 {
 969   bool aCanCommit = true;
 970
 971   if (isNestedCreateOperation(getCurrentOperation()) && myIsResetCurrentValue)
 972     aCanCommit = false;
 973
 974   return aCanCommit;
 975 }
 976
 977 bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
 978 {
 979   bool aCanErase = true;
 980   // when the sketch operation is active, results of sketch sub-feature can not be hidden
 981   if (myCurrentSketch.get()) {
 982     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 983     if (aResult.get()) {
 984       // Display sketcher objects
 985       for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
 986
 987         FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 988         std::list<ResultPtr> aResults = aFeature->results();
 989         std::list<ResultPtr>::const_iterator anIt;
 990         for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
 991           aCanErase = *anIt != aResult;
 992         }
 993       }
 994     }
 995   }
 996   return aCanErase;
 997 }
 998
 999 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
1000 {
1001   bool aCanDisplay = true;
1002
1003   bool aHasActiveSketch = activeSketch().get() != NULL;
1004   if (aHasActiveSketch) {
1005     // 1. the sketch feature should not be displayed during the sketch active operation
1006     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch
1007     // nested features can be visualized
1008     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1009     if (aFeature.get() != NULL && aFeature == activeSketch()) {
1010       aCanDisplay = false;
1011     }
1012   }
1013   else { // there are no an active sketch
1014     // 2. sketch sub-features should not be visualized if the sketch operation is not active
1015     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1016     if (aFeature.get() != NULL) {
1017       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
1018                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
1019       if (aSketchFeature.get()) {
1020         aCanDisplay = false;
1021       }
1022     }
1023   }
1024
1025   // 3. the method should not filter the objects, which are not related to the current operation.
1026   // The object is filtered just if it is a current operation feature or this feature result
1027   bool isObjectFound = false;
1028   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1029                                                                (getCurrentOperation());
1030   if (aFOperation) {
1031     FeaturePtr aFeature = aFOperation->feature();
1032     if (aFeature.get()) {
1033       std::list<ResultPtr> aResults = aFeature->results();
1034       if (theObject == aFeature)
1035         isObjectFound = true;
1036       else {
1037         std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
1038         for (; anIt != aLast && !isObjectFound; anIt++) {
1039           isObjectFound = *anIt == theObject;
1040         }
1041       }
1042     }
1043   }
1044   if (!isObjectFound)
1045     return aCanDisplay;
1046
1047   // 4. For created nested feature operation do not display the created feature if
1048   // the mouse curstor leaves the OCC window.
1049   // The correction cases, which ignores this condition:
1050   // a. the property panel values modification
1051   // b. the popup menu activated
1052   // c. widget editor control
1053   #ifndef DEBUG_DO_NOT_BY_ENTER
1054   if (aCanDisplay && isNestedCreateOperation(getCurrentOperation())) {
1055     ModuleBase_Operation* aOperation = getCurrentOperation();
1056     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
1057     ModuleBase_ModelWidget* anActiveWdg = aPanel ? aPanel->activeWidget() : 0;
1058     ModuleBase_WidgetEditor* anEditorWdg = anActiveWdg ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWdg) : 0;
1059     // the active widget editor should not influence here. The presentation should be visible always
1060     // when this widget is active.
1061     if (!anEditorWdg && !myIsPopupMenuActive) {
1062       // during a nested create operation, the feature is redisplayed only if the mouse over view
1063       // of there was a value modified in the property panel after the mouse left the view
1064       aCanDisplay = canDisplayCurrentCreatedFeature();
1065     }
1066   }
1067   #endif
1068   return aCanDisplay;
1069 }
1070
1071 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
1072 {
1073   return myIsMouseOverWindow || !myIsResetCurrentValue;
1074 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
1075   qDebug(QString("canDisplayCurrentCreatedFeature: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
1076 #endif
1077 }
1078
1079 bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
1080 {
1081   bool isFoundObject = false;
1082
1083   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
1084   if (anObjectFeature.get()) {
1085     int aSize = myCurrentSketch->numberOfSubs();
1086     for (int i = 0; i < myCurrentSketch->numberOfSubs() && !isFoundObject; i++) {
1087       FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
1088       isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
1089     }
1090   }
1091   return isFoundObject;
1092 }
1093
1094 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
1095 {
1096   if (myPlaneFilter.IsNull())
1097    myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
1098
1099   myPlaneFilter->setPlane(thePln);
1100 }
1101
1102 void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
1103                                               const FeaturePtr& theSketch,
1104                                               ModuleBase_IWorkshop* theWorkshop,
1105                                               FeatureToSelectionMap& theSelection)
1106 {
1107   if (theFeature.get() == NULL)
1108     return;
1109
1110   std::set<AttributePtr> aSelectedAttributes;
1111   std::set<ResultPtr> aSelectedResults;
1112
1113   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1114   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
1115   if (!aContext.IsNull()) {
1116     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1117     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1118
1119     std::list<ResultPtr> aResults = theFeature->results();
1120     std::list<ResultPtr>::const_iterator aIt;
1121     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1122     {
1123       ResultPtr aResult = *aIt;
1124       AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1125       if (aAISObj.get() == NULL)
1126         continue;
1127       Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1128       for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
1129       {
1130         Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
1131         if (anOwner->Selectable() != anAISIO)
1132           continue;
1133         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1134                                aSelectedAttributes, aSelectedResults);
1135       }
1136       for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
1137         Handle(SelectMgr_EntityOwner) anOwner = aContext->DetectedOwner();
1138         if (anOwner.IsNull())
1139           continue;
1140         if (anOwner->Selectable() != anAISIO)
1141           continue;
1142         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1143                                aSelectedAttributes, aSelectedResults);
1144       }
1145     }
1146   }
1147   theSelection[theFeature] = std::make_pair(aSelectedAttributes, aSelectedResults);
1148 }
1149
1150 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
1151                                              const FeaturePtr& theSketch,
1152                                              ModuleBase_IWorkshop* theWorkshop,
1153                                              const FeatureToSelectionMap& theSelection,
1154                                              SelectMgr_IndexedMapOfOwner& theOwnersToSelect)
1155 {
1156   if (theFeature.get() == NULL)
1157     return;
1158
1159   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
1160   std::set<AttributePtr> aSelectedAttributes = anIt.value().first;
1161   std::set<ResultPtr> aSelectedResults = anIt.value().second;
1162
1163   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1164
1165   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1166   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1167
1168   // 1. found the feature's owners. Check the AIS objects of the constructions
1169   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
1170   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
1171     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1172
1173     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1174     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1175     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
1176       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
1177       if (!anOwner.IsNull())
1178         theOwnersToSelect.Add(anOwner);
1179     }
1180   }
1181
1182   // 2. found the feature results's owners
1183   std::list<ResultPtr> aResults = theFeature->results();
1184   std::list<ResultPtr>::const_iterator aIt;
1185   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1186   {
1187     ResultPtr aResult = *aIt;
1188     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1189     if (aAISObj.get() == NULL)
1190       continue;
1191     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1192
1193     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1194     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1195     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1196       Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1197       if ( anOwner.IsNull() || !anOwner->HasShape() )
1198         continue;
1199       const TopoDS_Shape& aShape = anOwner->Shape();
1200       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
1201       if (aShapeType == TopAbs_VERTEX) {
1202         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
1203         if (aPntAttr.get() != NULL &&
1204             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end()) {
1205           theOwnersToSelect.Add(anOwner);
1206         }
1207       }
1208       else if (aShapeType == TopAbs_EDGE) {
1209         bool aFound = aSelectedResults.find(aResult) != aSelectedResults.end();
1210         if (aSelectedResults.find(aResult) != aSelectedResults.end() &&
1211             theOwnersToSelect.FindIndex(anOwner) <= 0)
1212           theOwnersToSelect.Add(anOwner);
1213       }
1214     }
1215   }
1216 }
1217
1218 void PartSet_SketcherMgr::connectToPropertyPanel(const bool isToConnect)
1219 {
1220   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1221   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1222   XGUI_Workshop* aWorkshop = aConnector->workshop();
1223   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
1224   if (aPropertyPanel) {
1225     const QList<ModuleBase_ModelWidget*>& aWidgets = aPropertyPanel->modelWidgets();
1226     foreach (ModuleBase_ModelWidget* aWidget, aWidgets) {
1227       if (isToConnect) {
1228         connect(aWidget, SIGNAL(beforeValuesChanged()),
1229                 this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1230         connect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onValuesChangedInPropertyPanel()));
1231         connect(aWidget, SIGNAL(afterValuesChanged()),
1232                 this, SLOT(onAfterValuesChangedInPropertyPanel()));
1233       }
1234       else {
1235         disconnect(aWidget, SIGNAL(beforeValuesChanged()),
1236                    this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1237         disconnect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onValuesChangedInPropertyPanel()));
1238         disconnect(aWidget, SIGNAL(afterValuesChanged()),
1239                    this, SLOT(onAfterValuesChangedInPropertyPanel()));
1240       }
1241     }
1242   }
1243 }
1244
1245 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
1246 {
1247   return myModule->workshop()->currentOperation();
1248 }
1249
1250 void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
1251                                            const bool isEditOperation,
1252                                            const bool isToDisplay,
1253                                            const bool isFlushRedisplay)
1254 {
1255   #ifdef DEBUG_DO_NOT_BY_ENTER
1256   return;
1257   #endif
1258
1259   if (isEditOperation || !theFeature.get())
1260     return;
1261
1262   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1263   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1264
1265   // 1. change visibility of the object itself, here the presentable object is processed,
1266   // e.g. constraints features
1267   //FeaturePtr aFeature = aFOperation->feature();
1268   std::list<ResultPtr> aResults = theFeature->results();
1269   if (isToDisplay)
1270     theFeature->setDisplayed(true);
1271   else
1272     theFeature->setDisplayed(false);
1273
1274   // change visibility of the object results, e.g. non-constraint features
1275   std::list<ResultPtr>::const_iterator aIt;
1276   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1277     if (isToDisplay) {
1278       (*aIt)->setDisplayed(true);
1279     }
1280     else {
1281       (*aIt)->setDisplayed(false);
1282     }
1283   }
1284   if (isFlushRedisplay)
1285     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1286 }
1287
1288 void PartSet_SketcherMgr::storeSelection(const bool theHighlightedOnly)
1289 {
1290   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1291   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1292   QList<ModuleBase_ViewerPrs> aHighlighted = aSelect->getHighlighted();
1293
1294   QList<FeaturePtr> aFeatureList;
1295   if (theHighlightedOnly) {
1296     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1297   }
1298   else {
1299     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1300
1301     QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected(ModuleBase_ISelection::AllControls);
1302     fillFeatureList(aSelected, myCurrentSketch, aFeatureList);
1303   }
1304
1305   // 1. it is necessary to save current selection in order to restore it after the features moving
1306   myCurrentSelection.clear();
1307   QList<FeaturePtr>::const_iterator anIt = aFeatureList.begin(), aLast = aFeatureList.end();
1308   for (; anIt != aLast; anIt++) {
1309     getCurrentSelection(*anIt, myCurrentSketch, aWorkshop, myCurrentSelection);
1310   }
1311   //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1312 }
1313
1314 void PartSet_SketcherMgr::restoreSelection()
1315 {
1316   //qDebug(QString("restoreSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1317   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1318   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1319   FeatureToSelectionMap::const_iterator aSIt = myCurrentSelection.begin(),
1320                                         aSLast = myCurrentSelection.end();
1321   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1322   for (; aSIt != aSLast; aSIt++) {
1323     anOwnersToSelect.Clear();
1324     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, myCurrentSelection,
1325                         anOwnersToSelect);
1326     aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1327   }
1328 }
1329
1330 void PartSet_SketcherMgr::onShowConstraintsToggle(bool theOn)
1331 {
1332   if (myIsConstraintsShown == theOn)
1333     return;
1334   if (myCurrentSketch.get() == NULL)
1335     return;
1336
1337   myIsConstraintsShown = theOn;
1338
1339   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1340   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1341
1342   const QStringList& aConstrIds = constraintsIdList();
1343   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1344     FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1345     if (aConstrIds.contains(QString(aSubFeature->getKind().c_str()))) {
1346       if (myIsConstraintsShown)
1347         aSubFeature->setDisplayed(true);
1348       else
1349         aSubFeature->setDisplayed(false);
1350     }
1351   }
1352   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1353 }
1354
1355 QString PartSet_SketcherMgr::mouseOverWindowFlagsInfo() const
1356 {
1357   return QString("myIsResetCurrentValue = %1,    myIsMouseOverWindow = %2")
1358      .arg(myIsResetCurrentValue).arg(myIsMouseOverWindow);
1359 }
1360
1361 XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
1362 {
1363   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1364   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1365   XGUI_Workshop* aWorkshop = aConnector->workshop();
1366
1367   return aWorkshop->operationMgr();
1368 }