src/PartSet/PartSet_SketcherMgr.cpp

   1 // Copyright (C) 2014-2017  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or
  18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  19 //
  20
  21 #include "PartSet_SketcherMgr.h"
  22 #include "PartSet_SketcherReentrantMgr.h"
  23 #include "PartSet_Module.h"
  24 #include "PartSet_MouseProcessor.h"
  25 #include "PartSet_Tools.h"
  26 #include "PartSet_WidgetSketchLabel.h"
  27 #include "PartSet_WidgetEditor.h"
  28 #include "PartSet_ResultSketchPrs.h"
  29 #include "PartSet_ExternalPointsMgr.h"
  30
  31 #include <XGUI_ModuleConnector.h>
  32 #include <XGUI_Displayer.h>
  33 #include <XGUI_Workshop.h>
  34 #include <XGUI_ContextMenuMgr.h>
  35 #include <XGUI_Selection.h>
  36 #include <XGUI_SelectionMgr.h>
  37 #include <XGUI_ModuleConnector.h>
  38 #include <XGUI_PropertyPanel.h>
  39 #include <XGUI_ViewerProxy.h>
  40 #include <XGUI_OperationMgr.h>
  41 #include <XGUI_ErrorMgr.h>
  42 #include <XGUI_Tools.h>
  43
  44 #include <ModuleBase_IPropertyPanel.h>
  45 #include <ModuleBase_ISelection.h>
  46 #include <ModuleBase_IViewer.h>
  47 #include <ModuleBase_IWorkshop.h>
  48 #include <ModuleBase_IViewWindow.h>
  49 #include <ModuleBase_ModelWidget.h>
  50 #include <ModuleBase_Operation.h>
  51 #include <ModuleBase_OperationFeature.h>
  52 #include <ModuleBase_Operation.h>
  53 #include <ModuleBase_WidgetEditor.h>
  54 #include <ModuleBase_ViewerPrs.h>
  55 #include <ModuleBase_Tools.h>
  56 #include <ModuleBase_ResultPrs.h>
  57
  58 #include <GeomDataAPI_Point2D.h>
  59
  60 #include <Events_Loop.h>
  61
  62 #include <SketchPlugin_Line.h>
  63 #include <SketchPlugin_Sketch.h>
  64 #include <SketchPlugin_Point.h>
  65 #include <SketchPlugin_Arc.h>
  66 #include <SketchPlugin_Circle.h>
  67 #include <SketchPlugin_ConstraintLength.h>
  68 #include <SketchPlugin_ConstraintDistance.h>
  69 #include <SketchPlugin_ConstraintParallel.h>
  70 #include <SketchPlugin_ConstraintPerpendicular.h>
  71 #include <SketchPlugin_ConstraintRadius.h>
  72 #include <SketchPlugin_ConstraintRigid.h>
  73 #include <SketchPlugin_ConstraintHorizontal.h>
  74 #include <SketchPlugin_ConstraintVertical.h>
  75 #include <SketchPlugin_ConstraintEqual.h>
  76 #include <SketchPlugin_ConstraintTangent.h>
  77 #include <SketchPlugin_ConstraintCoincidence.h>
  78 #include <SketchPlugin_Fillet.h>
  79 #include <SketchPlugin_ConstraintMirror.h>
  80 #include <SketchPlugin_ConstraintAngle.h>
  81 #include <SketchPlugin_ConstraintCollinear.h>
  82 #include <SketchPlugin_ConstraintMiddle.h>
  83 #include <SketchPlugin_MultiRotation.h>
  84 #include <SketchPlugin_MultiTranslation.h>
  85 #include <SketchPlugin_IntersectionPoint.h>
  86
  87 #include <SketcherPrs_Tools.h>
  88
  89 #include <SelectMgr_IndexedMapOfOwner.hxx>
  90 #include <StdSelect_BRepOwner.hxx>
  91
  92 //#include <AIS_DimensionSelectionMode.hxx>
  93 #include <AIS_Shape.hxx>
  94 #include <AIS_Dimension.hxx>
  95
  96 #include <ModelAPI_Events.h>
  97 #include <ModelAPI_Session.h>
  98 #include <ModelAPI_AttributeString.h>
  99
 100 #include <ModelAPI_Validator.h>
 101 #include <ModelAPI_Tools.h>
 102
 103 #include <QMouseEvent>
 104 #include <QApplication>
 105 #include <QCursor>
 106 #include <QMessageBox>
 107 #include <QMainWindow>
 108
 109 //#define DEBUG_DO_NOT_BY_ENTER
 110 //#define DEBUG_SKETCHER_ENTITIES
 111 //#define DEBUG_SKETCH_ENTITIES_ON_MOVE
 112
 113 //#define DEBUG_CURSOR
 114
 115 /// Fills attribute and result lists by the selected owner. In case if the attribute is found,
 116 /// by the owner shape, it is put to the list. Otherwise if type of owner shape is edge,
 117 /// put the function result as is to the list of results.
 118 /// \param theOwner a viewer selected owner
 119 /// \param theFeature a feature, where the attribute is searched
 120 /// \param theSketch a current sketch
 121 /// \param theSelectedAttribute an output list of attributes
 122 /// \param theSelectedResults an output list of edge results
 123 void getAttributesOrResults(const Handle(SelectMgr_EntityOwner)& theOwner,
 124                             const FeaturePtr& theFeature, const FeaturePtr& theSketch,
 125                             const ResultPtr& theResult,
 126                             std::set<AttributePtr>& theSelectedAttributes,
 127                             std::set<ResultPtr>& theSelectedResults,
 128                             TopTools_MapOfShape& theShapes)
 129 {
 130   Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 131   if (aBRepOwner.IsNull())
 132     return;
 133   Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
 134                                                                     aBRepOwner->Selectable());
 135   if (aBRepOwner->HasShape()) {
 136     const TopoDS_Shape& aShape = aBRepOwner->Shape();
 137     theShapes.Add(aShape);
 138     TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 139     if (aShapeType == TopAbs_VERTEX) {
 140       AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
 141                                                                     aShape, theSketch);
 142       if (aPntAttr.get() != NULL)
 143         theSelectedAttributes.insert(aPntAttr);
 144     }
 145     else if (aShapeType == TopAbs_EDGE &&
 146              theSelectedResults.find(theResult) == theSelectedResults.end()) {
 147       theSelectedResults.insert(theResult);
 148     }
 149   }
 150 }
 151
 152 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
 153   : QObject(theModule), myModule(theModule), myIsEditLaunching(false), myIsDragging(false),
 154     myDragDone(false), myIsMouseOverWindow(false),
 155     myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
 156     myIsPopupMenuActive(false), myExternalPointsMgr(0)
 157 {
 158   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 159   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
 160
 161   myPreviousDrawModeEnabled = true;//aViewer->isSelectionEnabled();
 162
 163   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
 164           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
 165
 166   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 167           this, SLOT(onMouseReleased(ModuleBase_IViewWindow*, QMouseEvent*)));
 168
 169   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
 170           this, SLOT(onMouseMoved(ModuleBase_IViewWindow*, QMouseEvent*)));
 171
 172   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)),
 173           this, SLOT(onMouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
 174
 175   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 176   XGUI_Workshop* aWorkshop = aConnector->workshop();
 177   connect(aWorkshop, SIGNAL(applicationStarted()), this, SLOT(onApplicationStarted()));
 178
 179   myIsConstraintsShown[PartSet_Tools::Geometrical] = true;
 180   myIsConstraintsShown[PartSet_Tools::Dimensional] = true;
 181   myIsConstraintsShown[PartSet_Tools::Expressions] = false;
 182 }
 183
 184 PartSet_SketcherMgr::~PartSet_SketcherMgr()
 185 {
 186   if (!myPlaneFilter.IsNull())
 187     myPlaneFilter.Nullify();
 188 }
 189
 190 void PartSet_SketcherMgr::onEnterViewPort()
 191 {
 192   // 1. if the mouse over window, update the next flag. Do not perform update visibility of
 193   // created feature because it should be done in onMouseMove(). Some widgets watch
 194   // the mouse move and use the cursor position to update own values. If the presentaion is
 195   // redisplayed before this update, the feature presentation jumps from reset value to current.
 196   myIsMouseOverWindow = true;
 197
 198   #ifdef DEBUG_DO_NOT_BY_ENTER
 199   return;
 200   #endif
 201
 202   if (canChangeCursor(getCurrentOperation())) {
 203     QCursor* aCurrentCursor = QApplication::overrideCursor();
 204     if (!aCurrentCursor || aCurrentCursor->shape() != Qt::CrossCursor) {
 205       QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
 206 #ifdef DEBUG_CURSOR
 207       qDebug("onEnterViewPort() : Qt::CrossCursor");
 208 #endif
 209     }
 210   }
 211
 212   if (!isNestedCreateOperation(getCurrentOperation(), activeSketch()))
 213     return;
 214
 215   operationMgr()->onValidateOperation();
 216
 217   // we need change displayed state of the current operation feature
 218   // if the feature is presentable, e.g. distance construction. It has no results, so workshop does
 219   // not accept a signal about the result created. Nothing is shown until mouse is moved out/in view
 220   // port. If the isDisplayed flag is true, the presentable feature is displayed as soon as the
 221   // presentation becomes valid and redisplay happens
 222   //ModuleBase_Operation* aOperation = getCurrentOperation();
 223   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 224                                                                            (getCurrentOperation());
 225   if (aFOperation) {
 226     FeaturePtr aFeature = aFOperation->feature();
 227     if (aFeature.get() && aFeature->data()->isValid()) {
 228       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature), false);
 229     }
 230   }
 231 }
 232
 233 void PartSet_SketcherMgr::onLeaveViewPort()
 234 {
 235   myIsMouseOverViewProcessed = false;
 236   myIsMouseOverWindow = false;
 237
 238   #ifdef DEBUG_DO_NOT_BY_ENTER
 239   return;
 240   #endif
 241
 242   if (canChangeCursor(getCurrentOperation())) {
 243     QApplication::restoreOverrideCursor();
 244 #ifdef DEBUG_CURSOR
 245     qDebug("onLeaveViewPort() : None");
 246 #endif
 247   }
 248
 249   if (!isNestedCreateOperation(getCurrentOperation(), activeSketch()))
 250     return;
 251
 252   // the method should be performed if the popup menu is called,
 253   // the reset of the current widget should not happen
 254   if (myIsPopupMenuActive)
 255     return;
 256
 257   // it is important to validate operation here only if sketch entity create operation is active
 258   // because at this operation we reacts to the mouse leave/enter view port
 259   operationMgr()->onValidateOperation();
 260
 261   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
 262   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 263   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 264   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 265   // disable the viewer update in order to avoid visualization of redisplayed feature in viewer
 266   // obtained after reset value
 267   bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 268   ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 269   if (anActiveWidget)
 270     anActiveWidget->reset();
 271
 272   // hides the presentation of the current operation feature
 273   // the feature is to be erased here, but it is correct to call canDisplayObject because
 274   // there can be additional check (e.g. editor widget in distance constraint)
 275   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 276                                                                            (getCurrentOperation());
 277   if (aFOperation) {
 278     FeaturePtr aFeature = aFOperation->feature();
 279     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 280   }
 281   // we should update viewer after the presentation are hidden in the viewer
 282   // otherwise the reset presentation(line) appears in the viewer(by quick move from viewer to PP)
 283   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 284 }
 285
 286 /*
 287 //Temporary commented as we do not modify values in property panel
 288 void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
 289 {
 290   if (!isNestedEditOperation(getCurrentOperation(), myModule->sketchMgr()->activeSketch()) ||
 291       myModule->sketchReentranceMgr()->isInternalEditActive())
 292     return;
 293   // it is necessary to save current selection in order to restore it after the values are modifed
 294   storeSelection(ST_SelectAndHighlightType);
 295
 296   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 297   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 298   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 299   myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
 300 }
 301
 302 void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
 303 {
 304   if (!isNestedEditOperation(getCurrentOperation(), myModule->sketchMgr()->activeSketch()) ||
 305       myModule->sketchReentranceMgr()->isInternalEditActive()) {
 306     myModule->sketchReentranceMgr()->updateInternalEditActiveState();
 307     return;
 308   }
 309   // it is necessary to restore current selection in order to restore it after values are modified
 310   restoreSelection();
 311   myCurrentSelection.clear();
 312
 313   // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 314   // viewer happens by deselect/select the modified objects. The flag should be restored after
 315   // the selection processing. The update viewer should be also called.
 316   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 317   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 318   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 319   aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
 320   aDisplayer->updateViewer();
 321 }
 322 */
 323
 324 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 325 {
 326   // Clear dragging mode
 327   myIsDragging = false;
 328
 329   if (myModule->sketchReentranceMgr()->processMousePressed(theWnd, theEvent))
 330     return;
 331   //get2dPoint(theWnd, theEvent, myClickedPoint);
 332   if (!(theEvent->buttons() & Qt::LeftButton))
 333     return;
 334
 335   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 336   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 337   if (!aViewer->canDragByMouse())
 338     return;
 339
 340   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 341                                                                (getCurrentOperation());
 342   if (!aFOperation)
 343     return;
 344
 345   if (aFOperation->isEditOperation()) {
 346     // If the current widget is a selector, do nothing, it processes the mouse press
 347     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 348     if(anActiveWidget && anActiveWidget->isViewerSelector()) {
 349       return;
 350     }
 351   }
 352
 353   // Use only for sketch operations
 354   if (myCurrentSketch) {
 355     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
 356       return;
 357
 358     bool isSketcher = isSketchOperation(aFOperation);
 359     bool isSketchOpe = isNestedSketchOperation(aFOperation);
 360
 361     // Avoid non-sketch operations
 362     if ((!isSketchOpe) && (!isSketcher))
 363       return;
 364
 365     bool isEditing = aFOperation->isEditOperation();
 366
 367     // Ignore creation sketch operation
 368     if ((!isSketcher) && (!isEditing))
 369       return;
 370
 371     Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 372     // Remember highlighted objects for editing
 373     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 374
 375     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 376     storeSelection(aHasShift ? ST_SelectAndHighlightType : ST_HighlightType, myCurrentSelection);
 377
 378     if (myCurrentSelection.empty()) {
 379       if (isSketchOpe && (!isSketcher))
 380         // commit previous operation
 381         if (!aFOperation->commit())
 382           aFOperation->abort();
 383       return;
 384     }
 385     // Init flyout point for radius rotation
 386     FeaturePtr aFeature = myCurrentSelection.begin().key();
 387
 388     get2dPoint(theWnd, theEvent, myCurrentPoint);
 389     if (isSketcher) {
 390       myIsDragging = true;
 391       myDragDone = false;
 392
 393       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 394       launchEditing();
 395       if (aFeature.get() != NULL) {
 396         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 397                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 398         if (aSPFeature.get() &&
 399           (aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID() ||
 400            aSPFeature->getKind() == SketchPlugin_ConstraintAngle::ID())) {
 401           DataPtr aData = aSPFeature->data();
 402           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 403           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 404             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 405           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 406         }
 407       }
 408     } else if (isSketchOpe && isEditing) {
 409       // If selected another object commit current result
 410       bool aPrevLaunchingState = myIsEditLaunching;
 411       /// store editing state for Edit operation in order to do not clear highlight by restart
 412       /// of edit operation.
 413       /// Internal edit should not be stored as editing operation as the result will be a
 414       /// creation operation, where previous selection should not be used(and will be cleared)
 415       myIsEditLaunching = !myModule->sketchReentranceMgr()->isInternalEditActive();
 416       aFOperation->commit();
 417
 418       myIsDragging = true;
 419       myDragDone = false;
 420
 421       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 422       launchEditing();
 423       myIsEditLaunching = aPrevLaunchingState;
 424       if (aFeature.get() != NULL) {
 425         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 426                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 427         if (aSPFeature.get() &&
 428           (aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID() ||
 429            aSPFeature->getKind() == SketchPlugin_ConstraintAngle::ID())) {
 430           DataPtr aData = aSPFeature->data();
 431           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 432           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 433             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 434           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 435         }
 436       }
 437     }
 438   }
 439 }
 440
 441 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 442 {
 443   bool aWasDragging = myIsDragging;
 444   myIsDragging = false;
 445
 446   if (myModule->sketchReentranceMgr()->processMouseReleased(theWnd, theEvent))
 447     return;
 448
 449   // if mouse is pressed when it was over view and at release the mouse is out of view, do nothing
 450   if (!myIsMouseOverViewProcessed)
 451     return;
 452
 453   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 454   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 455   if (!aViewer->canDragByMouse())
 456     return;
 457   ModuleBase_Operation* aOp = getCurrentOperation();
 458   if (aOp) {
 459     if (isNestedSketchOperation(aOp)) {
 460       // Only for sketcher operations
 461       if (aWasDragging) {
 462         if (myDragDone) {
 463           /// the previous selection is lost by mouse release in the viewer(Select method), but
 464           /// it is still stored in myCurrentSelection. So, it is possible to restore selection
 465           /// It is important for drag(edit with mouse) of sketch entities.
 466           restoreSelection(myCurrentSelection);
 467           myCurrentSelection.clear();
 468         }
 469       }
 470     }
 471   }
 472
 473   aWorkshop->viewer()->enableDrawMode(myPreviousDrawModeEnabled);
 474
 475   ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 476   PartSet_MouseProcessor* aProcessor = dynamic_cast<PartSet_MouseProcessor*>(anActiveWidget);
 477   if (aProcessor)
 478     aProcessor->mouseReleased(theWnd, theEvent);
 479 }
 480
 481 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 482 {
 483 #ifdef DEBUG_SKETCH_ENTITIES_ON_MOVE
 484   CompositeFeaturePtr aSketch = activeSketch();
 485   if (aSketch.get()) {
 486     std::cout << "mouse move SKETCH FEATURES [" << aSketch->numberOfSubs() << "]:" << std::endl;
 487     QStringList anInfo;
 488     for (int i = 0, aNbSubs = aSketch->numberOfSubs(); i < aNbSubs; i++) {
 489       //std::cout << getFeatureInfo(aSketch->subFeature(i), false) << std::endl;
 490       anInfo.append(ModuleBase_Tools::objectInfo(aSketch->subFeature(i)));
 491     }
 492     QString anInfoStr = anInfo.join("\n");
 493     qDebug(QString("%1").arg(anInfo.size()).arg(anInfoStr).toStdString().c_str());
 494   }
 495 #endif
 496
 497   if (myModule->sketchReentranceMgr()->processMouseMoved(theWnd, theEvent))
 498     return;
 499
 500   if (isNestedCreateOperation(getCurrentOperation(), activeSketch())) {
 501     // 1. perform the widget mouse move functionality and display the presentation
 502     // the mouse move should be processed in the widget, if it can in order to visualize correct
 503     // presentation. These widgets correct the feature attribute according to the mouse position
 504     ModuleBase_ModelWidget* anActiveWidget = myModule->activeWidget();
 505     PartSet_MouseProcessor* aProcessor = dynamic_cast<PartSet_MouseProcessor*>(anActiveWidget);
 506     if (aProcessor)
 507       aProcessor->mouseMoved(theWnd, theEvent);
 508     if (!myIsMouseOverViewProcessed) {
 509       myIsMouseOverViewProcessed = true;
 510
 511       // the feature is to be erased here, but it is correct to call canDisplayObject because
 512       // there can be additional check (e.g. editor widget in distance constraint)
 513       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 514                                                  (getCurrentOperation());
 515       if (aFOperation) {
 516         FeaturePtr aFeature = aFOperation->feature();
 517         visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 518       }
 519     }
 520   }
 521   //myClickedPoint.clear();
 522
 523   if (myIsDragging) {
 524     // 1. the current selection is saved in the mouse press method in order to restore it after
 525     //    moving
 526     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
 527     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
 528     // deselected). This flag should be restored in the slot, processed the mouse release signal.
 529
 530     ModuleBase_Operation* aCurrentOperation = getCurrentOperation();
 531     if (!aCurrentOperation)
 532       return;
 533     if (isSketchOperation(aCurrentOperation))
 534       return; // No edit operation activated
 535
 536     Handle(V3d_View) aView = theWnd->v3dView();
 537     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 538     Point aMousePnt;
 539     get2dPoint(theWnd, theEvent, aMousePnt);
 540
 541     std::shared_ptr<GeomAPI_Pnt2d> anOriginalPosition = std::shared_ptr<GeomAPI_Pnt2d>(
 542                             new GeomAPI_Pnt2d(myCurrentPoint.myCurX, myCurrentPoint.myCurY));
 543     std::shared_ptr<GeomAPI_Pnt2d> aCurrentPosition = std::shared_ptr<GeomAPI_Pnt2d>(
 544                             new GeomAPI_Pnt2d(aMousePnt.myCurX, aMousePnt.myCurY));
 545
 546     ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 547     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 548     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 549     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 550     // viewer happens by deselect/select the modified objects. The flag should be restored after
 551     // the selection processing. The update viewer should be also called.
 552     bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 553
 554     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
 555     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 556     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
 557                                           aLast = myCurrentSelection.end();
 558     // 4. the features and attributes modification(move)
 559     bool isModified = false;
 560     for (; anIt != aLast; anIt++) {
 561       FeaturePtr aFeature = anIt.key();
 562
 563       std::set<AttributePtr> anAttributes = anIt.value().myAttributes;
 564       // Process selection by attribute: the priority to the attribute
 565       if (!anAttributes.empty()) {
 566         std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
 567                                                anAttLast = anAttributes.end();
 568         for (; anAttIt != anAttLast; anAttIt++) {
 569           AttributePtr anAttr = *anAttIt;
 570           if (anAttr.get() == NULL)
 571             continue;
 572           std::string aAttrId = anAttr->id();
 573           DataPtr aData = aFeature->data();
 574           if (aData->isValid()) {
 575             std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 576               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(aAttrId));
 577             if (aPoint.get() != NULL) {
 578               bool isImmutable = aPoint->setImmutable(true);
 579
 580               std::shared_ptr<ModelAPI_ObjectMovedMessage> aMessage = std::shared_ptr
 581                        <ModelAPI_ObjectMovedMessage>(new ModelAPI_ObjectMovedMessage(this));
 582               aMessage->setMovedAttribute(aPoint);
 583               aMessage->setOriginalPosition(anOriginalPosition);
 584               aMessage->setCurrentPosition(aCurrentPosition);
 585               Events_Loop::loop()->send(aMessage);
 586
 587               isModified = true;
 588               aPoint->setImmutable(isImmutable);
 589             }
 590           }
 591         }
 592       } else {
 593         // Process selection by feature
 594         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 595           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 596         if (aSketchFeature) {
 597           std::shared_ptr<ModelAPI_ObjectMovedMessage> aMessage = std::shared_ptr
 598                     <ModelAPI_ObjectMovedMessage>(new ModelAPI_ObjectMovedMessage(this));
 599           aMessage->setMovedObject(aFeature);
 600           aMessage->setOriginalPosition(anOriginalPosition);
 601           aMessage->setCurrentPosition(aCurrentPosition);
 602           Events_Loop::loop()->send(aMessage);
 603           isModified = true;
 604         }
 605       }
 606     }
 607     // the modified state of the current operation should be updated if there are features, which
 608     // were changed here
 609     if (isModified) {
 610       aCurrentOperation->onValuesChanged();
 611       Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
 612     }
 613     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 614
 615     // 5. it is necessary to save current selection in order to restore it after the features moving
 616     restoreSelection(myCurrentSelection);
 617     // 6. restore the update viewer flag and call this update
 618     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 619     aDisplayer->updateViewer();
 620
 621     myDragDone = true;
 622     myCurrentPoint = aMousePnt;
 623   }
 624 }
 625
 626 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 627 {
 628   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 629                                                                (getCurrentOperation());
 630   if (aFOperation && aFOperation->isEditOperation()) {
 631     std::string aId = aFOperation->id().toStdString();
 632     if (isDistanceOperation(aFOperation))
 633     {
 634       // Activate dimension value editing on double click
 635       ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 636       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 637       // Find corresponded widget to activate value editing
 638       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 639         if (aWgt->attributeID() == SketchPlugin_Constraint::VALUE() ||
 640             aWgt->attributeID() == SketchPlugin_ConstraintAngle::ANGLE_VALUE_ID()) {
 641           PartSet_WidgetEditor* anEditor = dynamic_cast<PartSet_WidgetEditor*>(aWgt);
 642           if (anEditor)
 643             anEditor->showPopupEditor();
 644           return;
 645         }
 646       }
 647     }
 648   }
 649 }
 650
 651 void PartSet_SketcherMgr::onApplicationStarted()
 652 {
 653   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 654   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 655   XGUI_Workshop* aWorkshop = aConnector->workshop();
 656   PartSet_SketcherReentrantMgr* aReentranceMgr = myModule->sketchReentranceMgr();
 657
 658   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 659   if (aPropertyPanel) {
 660     //connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
 661     //        this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
 662
 663     connect(aPropertyPanel, SIGNAL(noMoreWidgets(const std::string&)),
 664             aReentranceMgr, SLOT(onNoMoreWidgets(const std::string&)));
 665     connect(aPropertyPanel, SIGNAL(widgetActivated(ModuleBase_ModelWidget*)),
 666             aReentranceMgr, SLOT(onWidgetActivated()));
 667   }
 668
 669   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
 670   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
 671   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
 672
 673   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 674   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
 675   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 676 }
 677
 678 //void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
 679 //{
 680   //if (!myClickedPoint.myIsInitialized)
 681   //  return;
 682
 683   //ModuleBase_Operation* aOperation = getCurrentOperation();
 684   // the distance constraint feature should not use the clickedd point
 685   // this is workaround in order to don't throw down the flyout point value,
 686   // set by execute() method of these type of features
 687   //if (isDistanceOperation(aOperation))
 688   //  return;
 689
 690   //PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
 691   //if (aPnt2dWgt) {
 692   //  aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
 693   //}
 694 //}
 695
 696 void PartSet_SketcherMgr::onBeforeContextMenu()
 697 {
 698   myIsPopupMenuActive = true;
 699 }
 700
 701 void PartSet_SketcherMgr::onAfterContextMenu()
 702 {
 703   myIsPopupMenuActive = false;
 704 }
 705
 706 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 707                                      Point& thePoint)
 708 {
 709   Handle(V3d_View) aView = theWnd->v3dView();
 710   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 711   double aX, anY;
 712   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
 713   thePoint.setValue(aX, anY);
 714 }
 715
 716 void PartSet_SketcherMgr::launchEditing()
 717 {
 718   if (!myCurrentSelection.empty()) {
 719     FeaturePtr aFeature = myCurrentSelection.begin().key();
 720     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 721               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 722     if (aSPFeature && (!aSPFeature->isExternal())) {
 723       myModule->editFeature(aSPFeature);
 724     }
 725   }
 726 }
 727
 728 bool PartSet_SketcherMgr::sketchSolverError()
 729 {
 730   bool anError = false;
 731   CompositeFeaturePtr aSketch = activeSketch();
 732   if (aSketch.get()) {
 733     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 734     anError = !aAttributeString->value().empty();
 735   }
 736   return anError;
 737 }
 738
 739 QString PartSet_SketcherMgr::getFeatureError(const FeaturePtr& theFeature)
 740 {
 741   QString anError;
 742   if (!theFeature.get() || !theFeature->data()->isValid())
 743     return anError;
 744
 745   CompositeFeaturePtr aSketch = activeSketch();
 746   if (aSketch.get() && aSketch == theFeature) {
 747     std::string aSolverError = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR())->value();
 748     anError = ModuleBase_Tools::translate(aSketch->getKind(), aSolverError);
 749   }
 750   return anError;
 751 }
 752
 753 void PartSet_SketcherMgr::clearClickedFlags()
 754 {
 755   //myClickedPoint.clear();
 756   myCurrentPoint.clear();
 757 }
 758
 759 const QStringList& PartSet_SketcherMgr::replicationsIdList()
 760 {
 761   static QStringList aReplicationIds;
 762   if (aReplicationIds.size() == 0) {
 763     aReplicationIds << SketchPlugin_ConstraintMirror::ID().c_str();
 764     aReplicationIds << SketchPlugin_MultiRotation::ID().c_str();
 765     aReplicationIds << SketchPlugin_MultiTranslation::ID().c_str();
 766   }
 767   return aReplicationIds;
 768 }
 769
 770 const QStringList& PartSet_SketcherMgr::constraintsIdList()
 771 {
 772   static QStringList aConstraintIds;
 773   if (aConstraintIds.size() == 0) {
 774     aConstraintIds << SketchPlugin_ConstraintLength::ID().c_str();
 775     aConstraintIds << SketchPlugin_ConstraintDistance::ID().c_str();
 776     aConstraintIds << SketchPlugin_ConstraintRigid::ID().c_str();
 777     aConstraintIds << SketchPlugin_ConstraintRadius::ID().c_str();
 778     aConstraintIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 779     aConstraintIds << SketchPlugin_ConstraintParallel::ID().c_str();
 780     aConstraintIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 781     aConstraintIds << SketchPlugin_ConstraintVertical::ID().c_str();
 782     aConstraintIds << SketchPlugin_ConstraintEqual::ID().c_str();
 783     aConstraintIds << SketchPlugin_ConstraintTangent::ID().c_str();
 784     aConstraintIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 785     aConstraintIds << SketchPlugin_ConstraintAngle::ID().c_str();
 786     aConstraintIds << SketchPlugin_ConstraintCollinear::ID().c_str();
 787     aConstraintIds << SketchPlugin_ConstraintMiddle::ID().c_str();
 788     aConstraintIds << SketchPlugin_ConstraintMirror::ID().c_str();
 789     aConstraintIds << SketchPlugin_MultiTranslation::ID().c_str();
 790     aConstraintIds << SketchPlugin_MultiRotation::ID().c_str();
 791   }
 792   return aConstraintIds;
 793 }
 794
 795 void PartSet_SketcherMgr::sketchSelectionModes(QIntList& theModes)
 796 {
 797   theModes.clear();
 798
 799   theModes.append(SketcherPrs_Tools::Sel_Dimension_Text);
 800   theModes.append(SketcherPrs_Tools::Sel_Dimension_Line);
 801   theModes.append(SketcherPrs_Tools::Sel_Constraint);
 802   theModes.append(TopAbs_VERTEX);
 803   theModes.append(TopAbs_EDGE);
 804 }
 805
 806 Handle(AIS_InteractiveObject) PartSet_SketcherMgr::createPresentation(const ResultPtr& theResult)
 807 {
 808   Handle(AIS_InteractiveObject) aPrs;
 809
 810   FeaturePtr aFeature = ModelAPI_Feature::feature(theResult);
 811   if (aFeature.get() && aFeature->getKind() == SketchPlugin_Sketch::ID()) {
 812     aPrs = new PartSet_ResultSketchPrs(theResult);
 813   }
 814   return aPrs;
 815 }
 816
 817 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 818 {
 819   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
 820 }
 821
 822 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation) const
 823 {
 824   bool aNestedSketch = false;
 825
 826   FeaturePtr anActiveSketch = activeSketch();
 827   if (anActiveSketch.get() && theOperation) {
 828     ModuleBase_Operation* aSketchOperation = operationMgr()->findOperation(
 829                                                               anActiveSketch->getKind().c_str());
 830     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 831                                                                                   (theOperation);
 832     if (aSketchOperation && aFOperation) {
 833       FeaturePtr aFeature = aFOperation->feature();
 834       if (aFeature.get()) {
 835         QStringList aGrantedOpIds = aSketchOperation->grantedOperationIds();
 836         aNestedSketch = aGrantedOpIds.contains(aFeature->getKind().c_str());
 837       }
 838     }
 839   }
 840   return aNestedSketch;
 841 }
 842
 843 bool PartSet_SketcherMgr::isNestedSketchFeature(const QString& theFeatureKind) const
 844 {
 845   bool aNestedSketch = false;
 846
 847   FeaturePtr anActiveSketch = activeSketch();
 848   if (anActiveSketch.get()) {
 849     ModuleBase_Operation* aSketchOperation = operationMgr()->findOperation(
 850                                                               anActiveSketch->getKind().c_str());
 851     if (aSketchOperation) {
 852       QStringList aGrantedOpIds = aSketchOperation->grantedOperationIds();
 853       aNestedSketch = aGrantedOpIds.contains(theFeatureKind);
 854     }
 855   }
 856   return aNestedSketch;
 857 }
 858
 859 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation,
 860                                                   const CompositeFeaturePtr& theSketch) const
 861 {
 862   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 863                                                                (theOperation);
 864   return aFOperation && !aFOperation->isEditOperation() &&
 865          isNestedSketchOperation(aFOperation);
 866 }
 867
 868 bool PartSet_SketcherMgr::isNestedEditOperation(ModuleBase_Operation* theOperation,
 869                                                 const CompositeFeaturePtr& theSketch) const
 870 {
 871   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 872                                                                (theOperation);
 873   return aFOperation && aFOperation->isEditOperation() &&
 874     isNestedSketchOperation(aFOperation);
 875 }
 876
 877 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
 878 {
 879   return (theId == SketchPlugin_Line::ID()) ||
 880          (theId == SketchPlugin_Point::ID()) ||
 881          (theId == SketchPlugin_Arc::ID()) ||
 882          (theId == SketchPlugin_Circle::ID());
 883 }
 884
 885 bool PartSet_SketcherMgr::isExternalFeature(const FeaturePtr& theFeature)
 886 {
 887   std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 888           std::dynamic_pointer_cast<SketchPlugin_Feature>(theFeature);
 889   return aSPFeature.get() && aSPFeature->isExternal();
 890 }
 891
 892 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 893 {
 894   std::string anId = theOperation ? theOperation->id().toStdString() : "";
 895
 896   return isDistanceKind(anId);
 897 }
 898
 899 bool PartSet_SketcherMgr::isDistanceKind(std::string& theKind)
 900 {
 901   return (theKind == SketchPlugin_ConstraintLength::ID()) ||
 902          (theKind == SketchPlugin_ConstraintDistance::ID()) ||
 903          (theKind == SketchPlugin_ConstraintRadius::ID()) ||
 904          (theKind == SketchPlugin_ConstraintAngle::ID());
 905 }
 906
 907 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 908 {
 909   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 910                                                                (getCurrentOperation());
 911   if (!aFOperation)
 912     return;
 913
 914   myModule->onViewTransformed();
 915
 916   // Display all sketcher sub-Objects
 917   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
 918   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 919
 920   // Hide sketcher result
 921   std::list<ResultPtr> aResults = myCurrentSketch->results();
 922   std::list<ResultPtr>::const_iterator aIt;
 923   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 924     (*aIt)->setDisplayed(false);
 925   }
 926   myCurrentSketch->setDisplayed(false);
 927
 928   // Remove invalid sketch entities
 929   std::set<FeaturePtr> anInvalidFeatures;
 930   ModelAPI_ValidatorsFactory* aFactory = ModelAPI_Session::get()->validators();
 931   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 932     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 933     if (aFeature.get()) {
 934       if (!aFactory->validate(aFeature))
 935         anInvalidFeatures.insert(aFeature);
 936     }
 937   }
 938   if (!anInvalidFeatures.empty()) {
 939     std::map<FeaturePtr, std::set<FeaturePtr> > aReferences;
 940     ModelAPI_Tools::findAllReferences(anInvalidFeatures, aReferences, false);
 941
 942     std::set<FeaturePtr>::const_iterator anIt = anInvalidFeatures.begin(),
 943                                          aLast = anInvalidFeatures.end();
 944     // separate features to references to parameter features and references to others
 945     QStringList anInvalidFeatureNames;
 946     for (; anIt != aLast; anIt++) {
 947       FeaturePtr aFeature = *anIt;
 948       if (aFeature.get())
 949         anInvalidFeatureNames.append(aFeature->name().c_str());
 950     }
 951     std::string aPrefixInfo = QString("Invalid features of the sketch will be deleted: %1.\n\n").
 952                                   arg(anInvalidFeatureNames.join(", ")).toStdString().c_str();
 953     std::set<FeaturePtr> aFeatureRefsToDelete;
 954     if (ModuleBase_Tools::askToDelete(anInvalidFeatures, aReferences, aConnector->desktop(),
 955                                       aFeatureRefsToDelete, aPrefixInfo)) {
 956       if (!aFeatureRefsToDelete.empty())
 957         anInvalidFeatures.insert(aFeatureRefsToDelete.begin(), aFeatureRefsToDelete.end());
 958       ModelAPI_Tools::removeFeatures(anInvalidFeatures, true);
 959       Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 960       // TODO: call the next method in the XGUI_OperationMgr::onOperationStarted().
 961       workshop()->errorMgr()->updateAcceptAllAction(myCurrentSketch);
 962     }
 963   }
 964
 965   // update state of overconstraint listener should be done before sketch features/results
 966   // display (as the display will ask custom color from the listener)
 967   myModule->overconstraintListener()->setActive(true);
 968   // Display sketcher objects
 969   QStringList anInfo;
 970   Events_ID EVENT_DISP = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 971   const ModelAPI_EventCreator* aECreator = ModelAPI_EventCreator::get();
 972   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 973     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 974 #ifdef DEBUG_SKETCHER_ENTITIES
 975     anInfo.append(ModuleBase_Tools::objectInfo(aFeature));
 976 #endif
 977     std::list<ResultPtr> aResults = aFeature->results();
 978     std::list<ResultPtr>::const_iterator aIt;
 979     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 980       if ((*aIt)->isDisplayed())
 981         // Display object if it was created outside of GUI
 982         aECreator->sendUpdated((*aIt), EVENT_DISP);
 983       else
 984         (*aIt)->setDisplayed(true);
 985     }
 986     if (aFeature->isDisplayed())
 987       aECreator->sendUpdated(aFeature, EVENT_DISP);
 988     else
 989       aFeature->setDisplayed(true);
 990   }
 991 #ifdef DEBUG_SKETCHER_ENTITIES
 992   QString anInfoStr = anInfo.join(";\t");
 993   qDebug(QString("startSketch: %1, %2").arg(anInfo.size()).arg(anInfoStr).toStdString().c_str());
 994 #endif
 995
 996   if(myCirclePointFilter.IsNull()) {
 997     myCirclePointFilter = new PartSet_CirclePointFilter(myModule->workshop());
 998   }
 999
1000   myModule->workshop()->viewer()->addSelectionFilter(myCirclePointFilter);
1001
1002   if (myPlaneFilter.IsNull())
1003     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
1004
1005   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
1006   bool aHasPlane = false;
1007   std::shared_ptr<GeomAPI_Pln> aPln;
1008   aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
1009   myPlaneFilter->setPlane(aPln);
1010
1011   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1012   // all displayed objects should be activated in current selection modes according to switched
1013   // plane filter
1014   if (aPln.get())
1015     aConnector->activateModuleSelectionModes();
1016
1017   myExternalPointsMgr = new PartSet_ExternalPointsMgr(myModule->workshop(), myCurrentSketch);
1018 }
1019
1020 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
1021 {
1022   myIsMouseOverWindow = false;
1023   myIsConstraintsShown[PartSet_Tools::Geometrical] = true;
1024   myIsConstraintsShown[PartSet_Tools::Dimensional] = true;
1025   myIsConstraintsShown[PartSet_Tools::Expressions] = false;
1026
1027   if (myExternalPointsMgr) {
1028     delete myExternalPointsMgr;
1029     myExternalPointsMgr = 0;
1030   }
1031
1032   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
1033
1034   DataPtr aData = myCurrentSketch->data();
1035   if (!aData->isValid()) {
1036     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1037     // The sketch was aborted
1038     myCurrentSketch = CompositeFeaturePtr();
1039     // TODO: move this outside of if-else
1040     myModule->workshop()->viewer()->removeSelectionFilter(myCirclePointFilter);
1041     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
1042
1043     // Erase all sketcher objects
1044     QObjectPtrList aObjects = aDisplayer->displayedObjects();
1045     foreach (ObjectPtr aObj, aObjects) {
1046       DataPtr aObjData = aObj->data();
1047       if (!aObjData->isValid())
1048         aObj->setDisplayed(false);
1049     }
1050   }
1051   else {
1052     // Hide all sketcher sub-Objects
1053     for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1054       FeaturePtr aFeature = myCurrentSketch->subFeature(i);
1055       std::list<ResultPtr> aResults = aFeature->results();
1056       std::list<ResultPtr>::const_iterator aIt;
1057       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1058         (*aIt)->setDisplayed(false);
1059       }
1060       aFeature->setDisplayed(false);
1061     }
1062     // Display sketcher result
1063     std::list<ResultPtr> aResults = myCurrentSketch->results();
1064     std::list<ResultPtr>::const_iterator aIt;
1065     Events_Loop* aLoop = Events_Loop::loop();
1066     static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
1067
1068     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1069                                                                            (theOperation);
1070     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1071       if (!aFOperation->isDisplayedOnStart(*aIt)) {
1072         (*aIt)->setDisplayed(true);
1073         // this display event is needed because sketch already may have "displayed" state,
1074         // but not displayed while it is still active (issue 613, abort of existing sketch)
1075         ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
1076       }
1077     }
1078     if (!aFOperation->isDisplayedOnStart(myCurrentSketch))
1079       myCurrentSketch->setDisplayed(true);
1080
1081     myCurrentSketch = CompositeFeaturePtr();
1082
1083     myModule->workshop()->viewer()->removeSelectionFilter(myCirclePointFilter);
1084     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
1085
1086     Events_Loop::loop()->flush(aDispEvent);
1087   }
1088   // restore the module selection modes, which were changed on startSketch
1089   aConnector->activateModuleSelectionModes();
1090 }
1091
1092 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
1093 {
1094   if (canChangeCursor(theOperation) && myIsMouseOverWindow) {
1095     QCursor* aCurrentCursor = QApplication::overrideCursor();
1096     if (!aCurrentCursor || aCurrentCursor->shape() != Qt::CrossCursor) {
1097       QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
1098 #ifdef DEBUG_CURSOR
1099       qDebug("startNestedSketch() : Qt::CrossCursor");
1100 #endif
1101     }
1102   }
1103 }
1104
1105 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOperation)
1106 {
1107   myIsMouseOverViewProcessed = true;
1108   operationMgr()->onValidateOperation();
1109   // when sketch nested operation is stopped the cursor should be restored unconditionally
1110   //if (canChangeCursor(theOperation)) {
1111     QApplication::restoreOverrideCursor();
1112 #ifdef DEBUG_CURSOR
1113     qDebug("stopNestedSketch() : None");
1114 #endif
1115   //}
1116   /// improvement to deselect automatically all eventual selected objects, when
1117   // returning to the neutral point of the Sketcher
1118   bool isClearSelectionPossible = true;
1119   if (myIsEditLaunching) {
1120     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1121                                                                           (theOperation);
1122     if (aFOperation) {
1123       FeaturePtr aFeature = aFOperation->feature();
1124       if (aFeature.get() && PartSet_SketcherMgr::isEntity(aFeature->getKind())) {
1125         isClearSelectionPossible = false;
1126       }
1127     }
1128   }
1129   if (isClearSelectionPossible)
1130     workshop()->selector()->clearSelection();
1131 }
1132
1133 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
1134 {
1135   if (isNestedCreateOperation(theOperation, activeSketch())) {
1136     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1137                                                                              (theOperation);
1138     if (aFOperation) {
1139       FeaturePtr aFeature = aFOperation->feature();
1140       // it is necessary to check the the feature data validity because
1141       // some kind of features are removed by an operation commit(the macro state of a feature)
1142       if (aFeature.get() && aFeature->data()->isValid()) {
1143         visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
1144       }
1145     }
1146   }
1147 }
1148
1149 void PartSet_SketcherMgr::activatePlaneFilter(const bool& toActivate)
1150 {
1151   if (toActivate)
1152     myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
1153   else
1154     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
1155 }
1156
1157 bool PartSet_SketcherMgr::operationActivatedByPreselection()
1158 {
1159   bool isOperationStopped = false;
1160   ModuleBase_Operation* anOperation = getCurrentOperation();
1161   if(anOperation && isNestedSketchOperation(anOperation)) {
1162     // Set final definitions if they are necessary
1163     //propertyPanelDefined(aOperation);
1164     /// Commit sketcher operations automatically
1165     /// distance operation are able to show popup editor to modify the distance value
1166     /// after entering the value, the operation should be committed/aborted(by Esc key)
1167     bool aCanCommitOperation = true;
1168     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1169                                                                             (anOperation);
1170     if (aFOperation && PartSet_SketcherMgr::isDistanceOperation(aFOperation)) {
1171       bool aValueAccepted = setDistanceValueByPreselection(anOperation, myModule->workshop(),
1172                                                            aCanCommitOperation);
1173       if (!aValueAccepted)
1174         return isOperationStopped;
1175     }
1176
1177     if (aCanCommitOperation)
1178       isOperationStopped = anOperation->commit();
1179     else {
1180       anOperation->abort();
1181       isOperationStopped = true;
1182     }
1183   }
1184   return isOperationStopped;
1185 }
1186
1187 bool PartSet_SketcherMgr::canUndo() const
1188 {
1189   return isNestedCreateOperation(getCurrentOperation(), activeSketch());
1190 }
1191
1192 bool PartSet_SketcherMgr::canRedo() const
1193 {
1194   return isNestedCreateOperation(getCurrentOperation(), activeSketch());
1195 }
1196
1197 bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
1198 {
1199   bool aCanErase = true;
1200   // when the sketch operation is active, results of sketch sub-feature can not be hidden
1201   if (myCurrentSketch.get()) {
1202     return !isObjectOfSketch(theObject);
1203   }
1204   return aCanErase;
1205 }
1206
1207 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
1208 {
1209   bool aCanDisplay = true;
1210
1211   bool aHasActiveSketch = activeSketch().get() != NULL;
1212   if (aHasActiveSketch) {
1213     // 1. the sketch feature should not be displayed during the sketch active operation
1214     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch
1215     // nested features can be visualized
1216     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1217     if (aFeature.get() != NULL && aFeature == activeSketch()) {
1218       aCanDisplay = false;
1219     }
1220     std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
1221                             std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
1222     /// some sketch entities should be never shown, e.g. projection feature
1223     if (aSketchFeature.get())
1224       aCanDisplay = aSketchFeature->canBeDisplayed();
1225   }
1226   else { // there are no an active sketch
1227     // 2. sketch sub-features should not be visualized if the sketch operation is not active
1228     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1229     if (aFeature.get() != NULL) {
1230       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
1231                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
1232       if (aSketchFeature.get()) {
1233         aCanDisplay = false;
1234       }
1235     }
1236   }
1237
1238   // 3. the method should not filter the objects, which are not related to the current operation.
1239   // The object is filtered just if it is a current operation feature or this feature result
1240   if (aCanDisplay) {
1241     bool isObjectFound = false;
1242     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1243                                                                  (getCurrentOperation());
1244     if (aFOperation) {
1245       FeaturePtr aFeature = aFOperation->feature();
1246       if (aFeature.get()) {
1247         std::list<ResultPtr> aResults = aFeature->results();
1248         if (theObject == aFeature)
1249           isObjectFound = true;
1250         else {
1251           std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
1252           for (; anIt != aLast && !isObjectFound; anIt++) {
1253             isObjectFound = *anIt == theObject;
1254           }
1255         }
1256       }
1257     }
1258     if (isObjectFound) {
1259       // 4. For created nested feature operation do not display the created feature if
1260       // the mouse curstor leaves the OCC window.
1261       // The correction cases, which ignores this condition:
1262       // a. the property panel values modification
1263       // b. the popup menu activated
1264       // c. widget editor control
1265       #ifndef DEBUG_DO_NOT_BY_ENTER
1266       if (isNestedCreateOperation(getCurrentOperation(), activeSketch())) {
1267         ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1268         ModuleBase_WidgetEditor* anEditorWdg =
1269           anActiveWidget ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWidget) : 0;
1270         // the active widget editor should not influence here. The presentation should be visible
1271         // always when this widget is active.
1272         if (!anEditorWdg && !myIsPopupMenuActive) {
1273           // during a nested create operation, the feature is redisplayed only
1274           // if the mouse over view
1275           // of there was a value modified in the property panel after the mouse left the view
1276           aCanDisplay = canDisplayCurrentCreatedFeature();
1277         }
1278       }
1279       #endif
1280     }
1281   }
1282
1283   // checks the sketcher constraints visibility according to active sketch check box states
1284   if (aCanDisplay) {
1285     bool aProcessed = false;
1286     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1287     if (aFeature.get()) {
1288       bool aConstraintDisplayed = canDisplayConstraint(aFeature, PartSet_Tools::Any, aProcessed);
1289       if (aProcessed)
1290         aCanDisplay = aConstraintDisplayed;
1291     }
1292   }
1293
1294   return aCanDisplay;
1295 }
1296
1297 bool PartSet_SketcherMgr::canDisplayConstraint(const FeaturePtr& theFeature,
1298                                              const PartSet_Tools::ConstraintVisibleState& theState,
1299                                              bool& isProcessed) const
1300 {
1301   bool aSwitchedOn = true;
1302
1303   const QStringList& aConstrIds = constraintsIdList();
1304
1305   std::string aKind = theFeature->getKind();
1306   if (aConstrIds.contains(QString(aKind.c_str()))) {
1307     bool isTypedConstraint = false;
1308
1309     switch (theState) {
1310       case PartSet_Tools::Dimensional: {
1311         bool isDistance = isDistanceKind(aKind);
1312         if (isDistance) {
1313           isProcessed = true;
1314           aSwitchedOn = myIsConstraintsShown[theState];
1315         }
1316       }
1317       break;
1318       case PartSet_Tools::Geometrical: {
1319         bool isGeometrical = !isDistanceKind(aKind);
1320         if (isGeometrical) {
1321           isProcessed = true;
1322           aSwitchedOn = myIsConstraintsShown[theState];
1323         }
1324       }
1325       break;
1326       case PartSet_Tools::Any: {
1327         isProcessed = true;
1328         bool isDistance = isDistanceKind(aKind);
1329         if (isDistance)
1330           aSwitchedOn = myIsConstraintsShown[PartSet_Tools::Dimensional];
1331         else
1332           aSwitchedOn = myIsConstraintsShown[PartSet_Tools::Geometrical];
1333       }
1334       break;
1335     default:
1336       break;
1337     }
1338   }
1339   return aSwitchedOn;
1340 }
1341
1342 /*void PartSet_SketcherMgr::processHiddenObject(const std::list<ObjectPtr>& theObjects)
1343 {
1344   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1345                                                                            (getCurrentOperation());
1346   if (aFOperation && myCurrentSketch.get()) {
1347     // find results of the current operation
1348     // these results should not be proposed to be deleted
1349     FeaturePtr anOperationFeature = aFOperation->feature();
1350     std::list<ResultPtr> anOperationResultList = anOperationFeature->results();
1351     std::set<ResultPtr> anOperationResults;
1352     std::list<ResultPtr>::const_iterator aRIt = anOperationResultList.begin(),
1353                                         aRLast = anOperationResultList.end();
1354     for (; aRIt != aRLast; aRIt++)
1355       anOperationResults.insert(*aRIt);
1356
1357     std::set<FeaturePtr> anObjectsToBeDeleted;
1358     QStringList anObjectsToBeDeletedNames;
1359     std::list<ObjectPtr>::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1360     for (; anIt != aLast; anIt++) {
1361       ObjectPtr anObject = *anIt;
1362       bool aCanErase = true;
1363       // when the sketch operation is active, results of sketch sub-feature can not be hidden
1364       ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
1365       // the result is found between current feature results
1366       if (anOperationResults.find(aResult) != anOperationResults.end())
1367         continue;
1368
1369       if (aResult.get()) {
1370         // Display sketcher objects
1371         for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
1372           FeaturePtr aFeature = myCurrentSketch->subFeature(i);
1373           std::list<ResultPtr> aResults = aFeature->results();
1374           std::list<ResultPtr>::const_iterator anIt;
1375           for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
1376             aCanErase = *anIt != aResult;
1377           }
1378         }
1379       }
1380       if (!aCanErase) {
1381         FeaturePtr aFeature = ModelAPI_Feature::feature(anObject);
1382         if (aFeature.get() && anObjectsToBeDeleted.find(aFeature) == anObjectsToBeDeleted.end()) {
1383           anObjectsToBeDeleted.insert(aFeature);
1384           anObjectsToBeDeletedNames.append(aFeature->name().c_str());
1385         }
1386       }
1387     }
1388     if (!anObjectsToBeDeleted.empty()) {
1389       QString aFeatureNames = anObjectsToBeDeletedNames.join(", ");
1390       QString aMessage = tr("The following features have incorrect presentation and \
1391 will be hidden: %1. Would you like to delete them?")
1392                          .arg(aFeatureNames);
1393       int anAnswer = QMessageBox::question(qApp->activeWindow(), tr("Features hide"),
1394                                            aMessage, QMessageBox::Ok | QMessageBox::Cancel,
1395                                            QMessageBox::Cancel);
1396       if (anAnswer == QMessageBox::Ok) {
1397         QObjectPtrList anObjects;
1398         std::set<FeaturePtr>::const_iterator anIt = anObjectsToBeDeleted.begin(),
1399                                              aLast = anObjectsToBeDeleted.end();
1400         for (; anIt != aLast; anIt++)
1401           anObjects.append(*anIt);
1402         SessionPtr aMgr = ModelAPI_Session::get();
1403         DocumentPtr aDoc = aMgr->activeDocument();
1404         bool aIsOp = aMgr->isOperation();
1405         if (!aIsOp)
1406           aMgr->startOperation();
1407         workshop()->deleteFeatures(anObjects);
1408         //static Events_ID aDeletedEvent = Events_Loop::eventByName(EVENT_OBJECT_DELETED);
1409         //static Events_ID aRedispEvent = Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY);
1410         //Events_Loop::loop()->flush(aDeletedEvent);
1411         //Events_Loop::loop()->flush(aRedispEvent);
1412
1413         if (!aIsOp)
1414           aMgr->finishOperation();
1415       }
1416     }
1417   }
1418 }*/
1419
1420 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
1421 {
1422   bool aCanDisplay = myIsMouseOverWindow;
1423   if (!aCanDisplay) {
1424     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1425     if (anActiveWidget)
1426       aCanDisplay = anActiveWidget->getValueState() == ModuleBase_ModelWidget::Stored;
1427   }
1428   return aCanDisplay;
1429 }
1430
1431 bool PartSet_SketcherMgr::canChangeCursor(ModuleBase_Operation* theOperation) const
1432 {
1433   return isNestedCreateOperation(theOperation, activeSketch()) ||
1434          myModule->sketchReentranceMgr()->isInternalEditActive();
1435 }
1436
1437 const QMap<PartSet_Tools::ConstraintVisibleState, bool>& PartSet_SketcherMgr::showConstraintStates()
1438 {
1439   return myIsConstraintsShown;
1440 }
1441
1442 bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
1443 {
1444   bool isFoundObject = false;
1445
1446   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
1447   if (anObjectFeature.get()) {
1448     int aSize = myCurrentSketch->numberOfSubs();
1449     for (int i = 0; i < myCurrentSketch->numberOfSubs() && !isFoundObject; i++) {
1450       FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
1451       isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
1452     }
1453   }
1454   return isFoundObject;
1455 }
1456
1457 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
1458 {
1459   if (myPlaneFilter.IsNull())
1460    myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
1461
1462   myPlaneFilter->setPlane(thePln);
1463 }
1464
1465 bool PartSet_SketcherMgr::setDistanceValueByPreselection(ModuleBase_Operation* theOperation,
1466                                                          ModuleBase_IWorkshop* theWorkshop,
1467                                                          bool& theCanCommitOperation)
1468 {
1469   bool isValueAccepted = false;
1470   theCanCommitOperation = false;
1471
1472   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1473                                                                               (theOperation);
1474   FeaturePtr aFeature = aFOperation->feature();
1475   // editor is shown only if all attribute references are filled by preseletion
1476   bool anAllRefAttrInitialized = true;
1477
1478   std::list<AttributePtr> aRefAttrs = aFeature->data()->attributes(
1479                                               ModelAPI_AttributeRefAttr::typeId());
1480   std::list<AttributePtr>::const_iterator anIt = aRefAttrs.begin(), aLast = aRefAttrs.end();
1481   for (; anIt != aLast && anAllRefAttrInitialized; anIt++) {
1482     anAllRefAttrInitialized = (*anIt)->isInitialized();
1483   }
1484   if (anAllRefAttrInitialized) {
1485     // Activate dimension value editing on double click
1486     ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
1487     QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
1488     // Find corresponded widget to activate value editing
1489     foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
1490       if (aWgt->attributeID() == "ConstraintValue") {
1491         // the featue should be displayed in order to find the AIS text position,
1492         // the place where the editor will be shown
1493         aFeature->setDisplayed(true);
1494         /// the execute is necessary to perform in the feature compute for flyout position
1495         aFeature->execute();
1496
1497         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
1498         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1499
1500         PartSet_WidgetEditor* anEditor = dynamic_cast<PartSet_WidgetEditor*>(aWgt);
1501         if (anEditor) {
1502           int aX = 0, anY = 0;
1503
1504           XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(theWorkshop);
1505           XGUI_Displayer* aDisplayer = aWorkshop->displayer();
1506           AISObjectPtr anAIS = aDisplayer->getAISObject(aFeature);
1507           Handle(AIS_InteractiveObject) anAISIO;
1508           if (anAIS.get() != NULL) {
1509             anAISIO = anAIS->impl<Handle(AIS_InteractiveObject)>();
1510           }
1511           if (anAIS.get() != NULL) {
1512             Handle(AIS_InteractiveObject) anAISIO = anAIS->impl<Handle(AIS_InteractiveObject)>();
1513
1514             if (!anAISIO.IsNull()) {
1515               Handle(AIS_Dimension) aDim = Handle(AIS_Dimension)::DownCast(anAISIO);
1516               if (!aDim.IsNull()) {
1517                 gp_Pnt aPosition = aDim->GetTextPosition();
1518
1519                 ModuleBase_IViewer* aViewer = aWorkshop->viewer();
1520                 Handle(V3d_View) aView = aViewer->activeView();
1521                 int aCX, aCY;
1522                 aView->Convert(aPosition.X(), aPosition.Y(), aPosition.Z(), aCX, aCY);
1523
1524                 QWidget* aViewPort = aViewer->activeViewPort();
1525                 QPoint aGlPoint = aViewPort->mapToGlobal(QPoint(aCX, aCY));
1526                 aX = aGlPoint.x();
1527                 anY = aGlPoint.y();
1528               }
1529             }
1530             anEditor->setCursorPosition(aX, anY);
1531             isValueAccepted = anEditor->showPopupEditor(false);
1532             theCanCommitOperation = true;
1533           }
1534         }
1535       }
1536     }
1537   }
1538   return isValueAccepted;
1539 }
1540
1541 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
1542                                              const FeaturePtr& theSketch,
1543                                              ModuleBase_IWorkshop* theWorkshop,
1544                                              const FeatureToSelectionMap& theSelection,
1545                                              SelectMgr_IndexedMapOfOwner& theOwnersToSelect)
1546 {
1547   if (theFeature.get() == NULL)
1548     return;
1549
1550   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
1551   SelectionInfo anInfo = anIt.value();
1552   std::set<AttributePtr> aSelectedAttributes = anInfo.myAttributes;
1553   std::set<ResultPtr> aSelectedResults = anInfo.myResults;
1554
1555   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1556
1557   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1558   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1559
1560   // 1. found the feature's owners. Check the AIS objects of the constructions
1561   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
1562   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
1563     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1564
1565     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1566     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1567     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
1568       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
1569       if (!anOwner.IsNull())
1570         theOwnersToSelect.Add(anOwner);
1571     }
1572   }
1573
1574   // 2. found the feature results's owners
1575   std::list<ResultPtr> aResults = theFeature->results();
1576   std::list<ResultPtr>::const_iterator aIt;
1577
1578   bool isSameShape = false;
1579   if (aResults.size() > 0) {
1580     ResultPtr aFirstResult = theFeature->firstResult();
1581     if (aFirstResult.get() && aFirstResult->shape().get()) {
1582       TopoDS_Shape aFirstShape = aFirstResult->shape()->impl<TopoDS_Shape>();
1583       isSameShape = aFirstShape.IsEqual(anInfo.myFirstResultShape);
1584     }
1585   }
1586   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1587     ResultPtr aResult = *aIt;
1588     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1589     if (aAISObj.get() == NULL)
1590       continue;
1591     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1592
1593     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1594     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1595     bool aFoundLocalShape = false;
1596     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1597       Handle(StdSelect_BRepOwner) anOwner =
1598         Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1599       if ( anOwner.IsNull() || !anOwner->HasShape() || theOwnersToSelect.FindIndex(anOwner))
1600         continue;
1601       const TopoDS_Shape& aShape = anOwner->Shape();
1602       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
1603       if (aShapeType == TopAbs_VERTEX) {
1604         AttributePtr aPntAttr =
1605           PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
1606         if (aPntAttr.get() != NULL &&
1607             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end())
1608           theOwnersToSelect.Add(anOwner);
1609         else if (isSameShape && anInfo.myLocalSelectedShapes.Contains(aShape)) {
1610           theOwnersToSelect.Add(anOwner);
1611         }
1612       }
1613       else if (aShapeType == TopAbs_EDGE) {
1614         if (isSameShape && anInfo.myLocalSelectedShapes.Contains(aShape)) {
1615           // try to restore local selection on Shape result
1616           // we can do this only if the shape was not changed
1617           theOwnersToSelect.Add(anOwner);
1618           aFoundLocalShape = true;
1619           break;
1620         }
1621       }
1622     }
1623     if (!aFoundLocalShape) {
1624       // result owners are put in the list of selection only if local selected shapes were not
1625       // found
1626       if (aSelectedResults.find(aResult) != aSelectedResults.end()) {
1627         for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1628           Handle(StdSelect_BRepOwner) anOwner =
1629             Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1630           if ( anOwner.IsNull() || !anOwner->HasShape() || theOwnersToSelect.FindIndex(anOwner))
1631             continue;
1632             // select whole result
1633             theOwnersToSelect.Add(anOwner);
1634         }
1635       }
1636     }
1637   }
1638 }
1639
1640 void PartSet_SketcherMgr::connectToPropertyPanel(ModuleBase_ModelWidget* theWidget,
1641                                                  const bool isToConnect)
1642 {
1643   //Temporary commented as we do not modify values in property panel
1644   if (isToConnect) {
1645     //connect(theWidget, SIGNAL(beforeValuesChanged()),
1646     //        this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1647     //connect(theWidget, SIGNAL(afterValuesChanged()),
1648     //        this, SLOT(onAfterValuesChangedInPropertyPanel()));
1649     connect(theWidget, SIGNAL(afterValuesChanged()),
1650             myModule->sketchReentranceMgr(), SLOT(onAfterValuesChangedInPropertyPanel()));
1651   }
1652   else {
1653     //disconnect(theWidget, SIGNAL(beforeValuesChanged()),
1654     //            this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1655     //disconnect(theWidget, SIGNAL(afterValuesChanged()),
1656     //            this, SLOT(onAfterValuesChangedInPropertyPanel()));
1657     disconnect(theWidget, SIGNAL(afterValuesChanged()),
1658                myModule->sketchReentranceMgr(), SLOT(onAfterValuesChangedInPropertyPanel()));
1659   }
1660 }
1661
1662 void PartSet_SketcherMgr::widgetStateChanged(int thePreviousState)
1663 {
1664   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1665                                                                            (getCurrentOperation());
1666   if (aFOperation) {
1667     if (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1668         isNestedSketchOperation(aFOperation) &&
1669         thePreviousState == ModuleBase_ModelWidget::ModifiedInPP) {
1670       FeaturePtr aFeature = aFOperation->feature();
1671       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
1672     }
1673   }
1674 }
1675
1676 void PartSet_SketcherMgr::customizePresentation(const ObjectPtr& theObject)
1677 {
1678   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1679                                                                            (getCurrentOperation());
1680   if (aFOperation && (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1681                       isNestedSketchOperation(aFOperation)))
1682     SketcherPrs_Tools::sendExpressionShownEvent(myIsConstraintsShown[PartSet_Tools::Expressions]);
1683
1684   // update entities selection priorities
1685   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1686   if (aFeature.get() && PartSet_SketcherMgr::isEntity(aFeature->getKind())) {
1687     // update priority for feature
1688     updateSelectionPriority(aFeature, aFeature);
1689     // update priority for results of the feature
1690     std::list<ResultPtr> aResults = aFeature->results();
1691     std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLastIt = aResults.end();
1692     for (; anIt != aLastIt; anIt++)
1693       updateSelectionPriority(*anIt, aFeature);
1694   }
1695 }
1696
1697 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
1698 {
1699   return myModule->workshop()->currentOperation();
1700 }
1701
1702 //**************************************************************
1703 ModuleBase_ModelWidget* PartSet_SketcherMgr::getActiveWidget() const
1704 {
1705   ModuleBase_ModelWidget* aWidget = 0;
1706   ModuleBase_Operation* anOperation = getCurrentOperation();
1707   if (anOperation) {
1708     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
1709     if (aPanel)
1710       aWidget = aPanel->activeWidget();
1711   }
1712   return aWidget;
1713 }
1714
1715 void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
1716                                            const bool isEditOperation,
1717                                            const bool isToDisplay,
1718                                            const bool isFlushRedisplay)
1719 {
1720   #ifdef DEBUG_DO_NOT_BY_ENTER
1721   return;
1722   #endif
1723
1724   if (isEditOperation || !theFeature.get())
1725     return;
1726
1727   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1728   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1729
1730   // 1. change visibility of the object itself, here the presentable object is processed,
1731   // e.g. constraints features
1732   //FeaturePtr aFeature = aFOperation->feature();
1733   std::list<ResultPtr> aResults = theFeature->results();
1734   if (isToDisplay)
1735     theFeature->setDisplayed(true);
1736   else
1737     theFeature->setDisplayed(false);
1738
1739   // change visibility of the object results, e.g. non-constraint features
1740   std::list<ResultPtr>::const_iterator aIt;
1741   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1742     if (isToDisplay) {
1743       (*aIt)->setDisplayed(true);
1744     }
1745     else {
1746       (*aIt)->setDisplayed(false);
1747     }
1748   }
1749   if (isFlushRedisplay)
1750     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1751 }
1752
1753 void PartSet_SketcherMgr::storeSelection(const SelectionType theType,
1754                         PartSet_SketcherMgr::FeatureToSelectionMap& theCurrentSelection)
1755 {
1756   if (!myCurrentSketch.get())
1757     return;
1758
1759   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1760   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1761   QList<ModuleBase_ViewerPrsPtr> aStoredPrs;
1762
1763   if (theType == ST_HighlightType || theType == ST_SelectAndHighlightType)
1764     aStoredPrs = aSelect->getHighlighted();
1765
1766   QList<FeaturePtr> aFeatureList;
1767   if (theType == ST_SelectAndHighlightType || theType == ST_SelectType) {
1768     QList<ModuleBase_ViewerPrsPtr> aSelected = aSelect->getSelected(
1769                                                               ModuleBase_ISelection::AllControls);
1770     aStoredPrs.append(aSelected);
1771   }
1772
1773   // 1. it is necessary to save current selection in order to restore it after the features moving
1774   theCurrentSelection.clear();
1775
1776   QList<ModuleBase_ViewerPrsPtr>::const_iterator anIt = aStoredPrs.begin(),
1777                                                 aLast = aStoredPrs.end();
1778
1779   CompositeFeaturePtr aSketch = activeSketch();
1780   for (; anIt != aLast; anIt++) {
1781     ModuleBase_ViewerPrsPtr aPrs = *anIt;
1782     ObjectPtr anObject = aPrs->object();
1783     if (!anObject.get())
1784       continue;
1785
1786     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
1787     FeaturePtr aFeature;
1788     if (aResult.get())
1789       aFeature = ModelAPI_Feature::feature(aResult);
1790     else
1791       aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
1792
1793     if (!aFeature.get())
1794       continue;
1795
1796     std::set<AttributePtr> aSelectedAttributes;
1797     std::set<ResultPtr> aSelectedResults;
1798     SelectionInfo anInfo;
1799     if (theCurrentSelection.find(aFeature) != theCurrentSelection.end())
1800       anInfo = theCurrentSelection.find(aFeature).value();
1801
1802     TopoDS_Shape aFirstShape;
1803     ResultPtr aFirstResult = aFeature->firstResult();
1804     if (aFirstResult.get() && aFirstResult->shape().get())
1805       aFirstShape = aFirstResult->shape()->impl<TopoDS_Shape>();
1806     anInfo.myFirstResultShape = aFirstShape;
1807     Handle(SelectMgr_EntityOwner) anOwner = aPrs->owner();
1808     if (aResult.get()) {
1809       getAttributesOrResults(anOwner, aFeature, aSketch, aResult,
1810           anInfo.myAttributes, anInfo.myResults, anInfo.myLocalSelectedShapes);
1811     }
1812     else {
1813       std::list<ResultPtr> aResults = aFeature->results();
1814       std::list<ResultPtr>::const_iterator aIt;
1815       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1816         ResultPtr aResult = *aIt;
1817         getAttributesOrResults(anOwner, aFeature, aSketch, aResult,
1818           anInfo.myAttributes, anInfo.myResults, anInfo.myLocalSelectedShapes);
1819       }
1820     }
1821     theCurrentSelection[aFeature] = anInfo;
1822   }
1823   //qDebug(QString("  storeSelection: %1").arg(theCurrentSelection.size()).toStdString().c_str());
1824 }
1825
1826 void PartSet_SketcherMgr::restoreSelection(
1827                                 PartSet_SketcherMgr::FeatureToSelectionMap& theCurrentSelection)
1828 {
1829   if (!myCurrentSketch.get())
1830     return;
1831
1832   //qDebug(QString("restoreSelection: %1").arg(theCurrentSelection.size()).toStdString().c_str());
1833   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1834   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1835   FeatureToSelectionMap::const_iterator aSIt = theCurrentSelection.begin(),
1836                                         aSLast = theCurrentSelection.end();
1837   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1838   anOwnersToSelect.Clear();
1839   for (; aSIt != aSLast; aSIt++) {
1840     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, theCurrentSelection,
1841                        anOwnersToSelect);
1842   }
1843   aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1844 }
1845
1846 void PartSet_SketcherMgr::onShowConstraintsToggle(int theType, bool theState)
1847 {
1848   PartSet_Tools::ConstraintVisibleState aType = (PartSet_Tools::ConstraintVisibleState)theType;
1849
1850   updateBySketchParameters(aType, theState);
1851 }
1852
1853 void PartSet_SketcherMgr::updateBySketchParameters(
1854                                    const PartSet_Tools::ConstraintVisibleState& theType,
1855                                    bool theState)
1856 {
1857   if (myCurrentSketch.get() == NULL)
1858     return;
1859
1860   bool aPrevState = myIsConstraintsShown[theType];
1861   myIsConstraintsShown[theType] = theState;
1862
1863   switch (theType) {
1864     case PartSet_Tools::Geometrical:
1865     case PartSet_Tools::Dimensional: {
1866       if (aPrevState != theState) {
1867         ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1868         XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1869         for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1870           FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1871           bool aProcessed = false;
1872           bool aConstraintDisplayed = canDisplayConstraint(aSubFeature, theType, aProcessed);
1873           if (aProcessed)
1874             aSubFeature->setDisplayed(aConstraintDisplayed);
1875         }
1876         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1877       }
1878     }
1879     break;
1880     case PartSet_Tools::Expressions: {
1881       if (aPrevState != theState) {
1882         /// call all sketch features redisplay, the expression state will be corrected in customize
1883         /// of distance presentation
1884         Events_ID anEventId = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
1885         PartSet_Tools::sendSubFeaturesEvent(myCurrentSketch, anEventId);
1886       }
1887     }
1888     break;
1889   }
1890 }
1891
1892 void PartSet_SketcherMgr::updateSelectionPriority(ObjectPtr theObject,
1893                                                   FeaturePtr theFeature)
1894 {
1895   if (!theObject.get() || !theFeature.get())
1896     return;
1897
1898   AISObjectPtr anAIS = workshop()->displayer()->getAISObject(theObject);
1899   Handle(AIS_InteractiveObject) anAISIO;
1900   if (anAIS.get() != NULL) {
1901     anAISIO = anAIS->impl<Handle(AIS_InteractiveObject)>();
1902   }
1903
1904   if (!anAISIO.IsNull()) { // the presentation for the object is visualized
1905     int anAdditionalPriority = 0;
1906     // current feature
1907     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
1908             std::dynamic_pointer_cast<SketchPlugin_Feature>(theFeature);
1909     if (aSPFeature.get() != NULL) {
1910       // 1. Vertices
1911       // 2. Simple segments
1912       // 3. External objects (violet color)
1913       // 4. Auxiliary segments (dotted)
1914       // StdSelect_BRepSelectionTool::Load uses priority calculating:
1915       // Standard_Integer aPriority =
1916       // (thePriority == -1) ? GetStandardPriority (theShape, theType) : thePriority;
1917       // Priority of Vertex is 8, edge(segment) is 7.
1918       // It might be not corrected as provides the condition above.
1919       bool isExternal = aSPFeature->isExternal();
1920       bool isAuxiliary = PartSet_Tools::isAuxiliarySketchEntity(aSPFeature);
1921       // current feature
1922       if (!isExternal && !isAuxiliary)
1923         anAdditionalPriority = 30;
1924       // external feature
1925       if (isExternal)
1926         anAdditionalPriority = 20;
1927       // auxiliary feature
1928       if (isAuxiliary) {
1929         anAdditionalPriority = 10; /// auxiliary objects should have less priority that
1930         // edges/vertices of local selection on not-sketch objects
1931       }
1932       Handle(ModuleBase_ResultPrs) aResult = Handle(ModuleBase_ResultPrs)::DownCast(anAISIO);
1933       if (!aResult.IsNull()) {
1934         aResult->setAdditionalSelectionPriority(anAdditionalPriority);
1935       }
1936     }
1937   }
1938 }
1939
1940 XGUI_Workshop* PartSet_SketcherMgr::workshop() const
1941 {
1942   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1943   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1944   return aConnector->workshop();
1945 }
1946
1947 XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
1948 {
1949   return workshop()->operationMgr();
1950 }
1951