src/PartSet/PartSet_SketcherMgr.cpp

   1 // Copyright (C) 2014-2019  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 email : webmaster.salome@opencascade.com
  18 //
  19
  20 #include "PartSet_SketcherMgr.h"
  21
  22 #include "PartSet_Filters.h"
  23 #include "PartSet_SketcherReentrantMgr.h"
  24 #include "PartSet_Module.h"
  25 #include "PartSet_MouseProcessor.h"
  26 #include "PartSet_Tools.h"
  27 #include "PartSet_WidgetSketchLabel.h"
  28 #include "PartSet_WidgetEditor.h"
  29 #include "PartSet_ResultSketchPrs.h"
  30 #include "PartSet_ExternalPointsMgr.h"
  31 #include "PartSet_PreviewSketchPlane.h"
  32
  33 #include <XGUI_ModuleConnector.h>
  34 #include <XGUI_Displayer.h>
  35 #include <XGUI_Workshop.h>
  36 #include <XGUI_ContextMenuMgr.h>
  37 #include <XGUI_Selection.h>
  38 #include <XGUI_SelectionActivate.h>
  39 #include <XGUI_SelectionMgr.h>
  40 #include <XGUI_ModuleConnector.h>
  41 #include <XGUI_PropertyPanel.h>
  42 #include <XGUI_ViewerProxy.h>
  43 #include <XGUI_OperationMgr.h>
  44 #include <XGUI_ErrorMgr.h>
  45 #include <XGUI_Tools.h>
  46
  47 #include <ModuleBase_IPropertyPanel.h>
  48 #include <ModuleBase_ISelection.h>
  49 #include <ModuleBase_IViewer.h>
  50 #include <ModuleBase_IWorkshop.h>
  51 #include <ModuleBase_IViewWindow.h>
  52 #include <ModuleBase_ModelWidget.h>
  53 #include <ModuleBase_Operation.h>
  54 #include <ModuleBase_OperationFeature.h>
  55 #include <ModuleBase_Operation.h>
  56 #include <ModuleBase_WidgetEditor.h>
  57 #include <ModuleBase_ViewerPrs.h>
  58 #include <ModuleBase_Tools.h>
  59 #include <ModuleBase_ResultPrs.h>
  60 #include <ModuleBase_ViewerFilters.h>
  61
  62 #include <GeomDataAPI_Point2D.h>
  63
  64 #include <GeomAPI_Shape.h>
  65
  66 #include <Events_Loop.h>
  67
  68 #include <SketchPlugin_Line.h>
  69 #include <SketchPlugin_Sketch.h>
  70 #include <SketchPlugin_Point.h>
  71 #include <SketchPlugin_Arc.h>
  72 #include <SketchPlugin_Circle.h>
  73 #include <SketchPlugin_Ellipse.h>
  74 #include <SketchPlugin_EllipticArc.h>
  75 #include <SketchPlugin_ConstraintLength.h>
  76 #include <SketchPlugin_ConstraintDistance.h>
  77 #include <SketchPlugin_ConstraintParallel.h>
  78 #include <SketchPlugin_ConstraintPerpendicular.h>
  79 #include <SketchPlugin_ConstraintRadius.h>
  80 #include <SketchPlugin_ConstraintRigid.h>
  81 #include <SketchPlugin_ConstraintHorizontal.h>
  82 #include <SketchPlugin_ConstraintVertical.h>
  83 #include <SketchPlugin_ConstraintEqual.h>
  84 #include <SketchPlugin_ConstraintTangent.h>
  85 #include <SketchPlugin_ConstraintCoincidence.h>
  86 #include <SketchPlugin_Fillet.h>
  87 #include <SketchPlugin_ConstraintMirror.h>
  88 #include <SketchPlugin_ConstraintAngle.h>
  89 #include <SketchPlugin_ConstraintCollinear.h>
  90 #include <SketchPlugin_ConstraintMiddle.h>
  91 #include <SketchPlugin_MultiRotation.h>
  92 #include <SketchPlugin_MultiTranslation.h>
  93 #include <SketchPlugin_IntersectionPoint.h>
  94 #include <SketchPlugin_Projection.h>
  95 #include <SketchPlugin_ConstraintDistanceAlongDir.h>
  96 #include <SketchPlugin_ConstraintDistanceHorizontal.h>
  97 #include <SketchPlugin_ConstraintDistanceVertical.h>
  98
  99 #include <SketcherPrs_Tools.h>
 100
 101 #include <SelectMgr_IndexedMapOfOwner.hxx>
 102 #include <StdSelect_BRepOwner.hxx>
 103
 104 //#include <AIS_DimensionSelectionMode.hxx>
 105 #include <AIS_Shape.hxx>
 106 #include <AIS_Dimension.hxx>
 107
 108 #include <ModelAPI_Events.h>
 109 #include <ModelAPI_Session.h>
 110 #include <ModelAPI_AttributeString.h>
 111
 112 #include <ModelAPI_Validator.h>
 113 #include <ModelAPI_Tools.h>
 114
 115 #include <QMouseEvent>
 116 #include <QApplication>
 117 #include <QCursor>
 118 #include <QMessageBox>
 119 #include <QMainWindow>
 120
 121 #include <set>
 122
 123 //#define DEBUG_DO_NOT_BY_ENTER
 124 //#define DEBUG_SKETCHER_ENTITIES
 125 //#define DEBUG_SKETCH_ENTITIES_ON_MOVE
 126 //#define DRAGGING_DEBUG
 127 //#define DEBUG_CURSOR
 128
 129
 130 #ifdef DRAGGING_DEBUG
 131 #include <QTime>
 132 #endif
 133
 134 /// Fills attribute and result lists by the selected owner. In case if the attribute is found,
 135 /// by the owner shape, it is put to the list. Otherwise if type of owner shape is edge,
 136 /// put the function result as is to the list of results.
 137 /// \param theOwner a viewer selected owner
 138 /// \param theFeature a feature, where the attribute is searched
 139 /// \param theSketch a current sketch
 140 /// \param theSelectedAttribute an output list of attributes
 141 /// \param theSelectedResults an output list of edge results
 142 void getAttributesOrResults(const Handle(SelectMgr_EntityOwner)& theOwner,
 143                             const FeaturePtr& theFeature, const FeaturePtr& theSketch,
 144                             const ResultPtr& theResult,
 145                             std::set<AttributePtr>& theSelectedAttributes,
 146                             std::set<ResultPtr>& theSelectedResults,
 147                             TopTools_MapOfShape& theShapes)
 148 {
 149   Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 150   if (aBRepOwner.IsNull())
 151     return;
 152   Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
 153                                                                     aBRepOwner->Selectable());
 154   if (aBRepOwner->HasShape()) {
 155     const TopoDS_Shape& aShape = aBRepOwner->Shape();
 156     theShapes.Add(aShape);
 157     TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 158     if (aShapeType == TopAbs_VERTEX) {
 159       AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
 160                                                                     aShape, theSketch);
 161       if (aPntAttr.get() != NULL)
 162         theSelectedAttributes.insert(aPntAttr);
 163     }
 164     else if (aShapeType == TopAbs_EDGE &&
 165              theSelectedResults.find(theResult) == theSelectedResults.end()) {
 166       theSelectedResults.insert(theResult);
 167     }
 168   }
 169 }
 170
 171 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
 172   : QObject(theModule), myModule(theModule), myIsEditLaunching(false), myIsDragging(false),
 173     myDragDone(false), myIsMouseOverWindow(false),
 174     myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
 175     myIsPopupMenuActive(false), myExternalPointsMgr(0), myNoDragMoving(false)
 176 {
 177   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 178   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
 179
 180   myPreviousDrawModeEnabled = true;//aViewer->isSelectionEnabled();
 181
 182   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
 183           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
 184
 185   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 186           this, SLOT(onMouseReleased(ModuleBase_IViewWindow*, QMouseEvent*)));
 187
 188   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
 189           this, SLOT(onMouseMoved(ModuleBase_IViewWindow*, QMouseEvent*)));
 190
 191   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)),
 192           this, SLOT(onMouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
 193
 194   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 195   XGUI_Workshop* aWorkshop = aConnector->workshop();
 196   connect(aWorkshop, SIGNAL(applicationStarted()), this, SLOT(onApplicationStarted()));
 197
 198   myIsConstraintsShown[PartSet_Tools::Geometrical] = true;
 199   myIsConstraintsShown[PartSet_Tools::Dimensional] = true;
 200   myIsConstraintsShown[PartSet_Tools::Expressions] = false;
 201
 202   mySketchPlane = new PartSet_PreviewSketchPlane();
 203
 204   registerSelectionFilter(SF_SketchCirclePointFilter, new PartSet_CirclePointFilter(anIWorkshop));
 205   registerSelectionFilter(SF_SketchPlaneFilter, new ModuleBase_ShapeInPlaneFilter());
 206
 207   Events_Loop::loop()->registerListener(this, Events_Loop::eventByName(EVENT_DOF_OBJECTS));
 208 }
 209
 210 PartSet_SketcherMgr::~PartSet_SketcherMgr()
 211 {
 212   delete mySketchPlane;
 213 }
 214
 215 void PartSet_SketcherMgr::onEnterViewPort()
 216 {
 217   // 1. if the mouse over window, update the next flag. Do not perform update visibility of
 218   // created feature because it should be done in onMouseMove(). Some widgets watch
 219   // the mouse move and use the cursor position to update own values. If the presentaion is
 220   // redisplayed before this update, the feature presentation jumps from reset value to current.
 221   myIsMouseOverWindow = true;
 222
 223   #ifdef DEBUG_DO_NOT_BY_ENTER
 224   return;
 225   #endif
 226
 227   if (canChangeCursor(getCurrentOperation())) {
 228     QCursor* aCurrentCursor = QApplication::overrideCursor();
 229     if (!aCurrentCursor || aCurrentCursor->shape() != Qt::CrossCursor) {
 230       QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
 231 #ifdef DEBUG_CURSOR
 232       qDebug("onEnterViewPort() : Qt::CrossCursor");
 233 #endif
 234     }
 235   }
 236
 237   if (!isNestedCreateOperation(getCurrentOperation(), activeSketch()))
 238     return;
 239
 240   operationMgr()->onValidateOperation();
 241
 242   // we need change displayed state of the current operation feature
 243   // if the feature is presentable, e.g. distance construction. It has no results, so workshop does
 244   // not accept a signal about the result created. Nothing is shown until mouse is moved out/in view
 245   // port. If the isDisplayed flag is true, the presentable feature is displayed as soon as the
 246   // presentation becomes valid and redisplay happens
 247   //ModuleBase_Operation* aOperation = getCurrentOperation();
 248   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 249                                                                            (getCurrentOperation());
 250   if (aFOperation) {
 251     FeaturePtr aFeature = aFOperation->feature();
 252     if (aFeature.get() && aFeature->data()->isValid()) {
 253       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature), false);
 254     }
 255   }
 256 }
 257
 258 void PartSet_SketcherMgr::onLeaveViewPort()
 259 {
 260   myIsMouseOverViewProcessed = false;
 261   myIsMouseOverWindow = false;
 262
 263   #ifdef DEBUG_DO_NOT_BY_ENTER
 264   return;
 265   #endif
 266
 267   if (canChangeCursor(getCurrentOperation())) {
 268     QApplication::restoreOverrideCursor();
 269 #ifdef DEBUG_CURSOR
 270     qDebug("onLeaveViewPort() : None");
 271 #endif
 272   }
 273
 274   if (!isNestedCreateOperation(getCurrentOperation(), activeSketch()))
 275     return;
 276
 277   // the method should be performed if the popup menu is called,
 278   // the reset of the current widget should not happen
 279   if (myIsPopupMenuActive)
 280     return;
 281
 282   // it is important to validate operation here only if sketch entity create operation is active
 283   // because at this operation we reacts to the mouse leave/enter view port
 284   operationMgr()->onValidateOperation();
 285
 286   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
 287   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 288   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 289   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 290   // disable the viewer update in order to avoid visualization of redisplayed feature in viewer
 291   // obtained after reset value
 292   bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 293   ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 294   if (anActiveWidget)
 295     anActiveWidget->reset();
 296
 297   // hides the presentation of the current operation feature
 298   // the feature is to be erased here, but it is correct to call canDisplayObject because
 299   // there can be additional check (e.g. editor widget in distance constraint)
 300   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 301                                                                            (getCurrentOperation());
 302   if (aFOperation) {
 303     FeaturePtr aFeature = aFOperation->feature();
 304     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 305   }
 306   // we should update viewer after the presentation are hidden in the viewer
 307   // otherwise the reset presentation(line) appears in the viewer(by quick move from viewer to PP)
 308   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 309 }
 310
 311 /*
 312 //Temporary commented as we do not modify values in property panel
 313 void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
 314 {
 315   if (!isNestedEditOperation(getCurrentOperation(), myModule->sketchMgr()->activeSketch()) ||
 316       myModule->sketchReentranceMgr()->isInternalEditActive())
 317     return;
 318   // it is necessary to save current selection in order to restore it after the values are modifed
 319   storeSelection(ST_SelectAndHighlightType);
 320
 321   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 322   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 323   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 324   myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
 325 }
 326
 327 void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
 328 {
 329   if (!isNestedEditOperation(getCurrentOperation(), myModule->sketchMgr()->activeSketch()) ||
 330       myModule->sketchReentranceMgr()->isInternalEditActive()) {
 331     myModule->sketchReentranceMgr()->updateInternalEditActiveState();
 332     return;
 333   }
 334   // it is necessary to restore current selection in order to restore it after values are modified
 335   restoreSelection();
 336   myCurrentSelection.clear();
 337
 338   // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 339   // viewer happens by deselect/select the modified objects. The flag should be restored after
 340   // the selection processing. The update viewer should be also called.
 341   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 342   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 343   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 344   aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
 345   aDisplayer->updateViewer();
 346 }
 347 */
 348
 349 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 350 {
 351   // Clear dragging mode
 352   myIsDragging = false;
 353
 354   if (myModule->sketchReentranceMgr()->processMousePressed(theWnd, theEvent))
 355     return;
 356   //get2dPoint(theWnd, theEvent, myClickedPoint);
 357   if (!(theEvent->buttons() & Qt::LeftButton))
 358     return;
 359
 360   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 361   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 362   //if (!aViewer->canDragByMouse())
 363   //  return;
 364
 365   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 366                                                                (getCurrentOperation());
 367   if (!aFOperation)
 368     return;
 369
 370   bool isEditing = aFOperation->isEditOperation();
 371   bool aCanDrag = aViewer->canDragByMouse();
 372
 373   //if (!aViewer->canDragByMouse() && isEditing) {
 374   //  // Do not edit by dragging
 375   //  return;
 376   //}
 377
 378   if (isEditing) {
 379     // If the current widget is a selector, do nothing, it processes the mouse press
 380     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 381     if(anActiveWidget && anActiveWidget->isViewerSelector()) {
 382       return;
 383     }
 384   }
 385
 386   // Use only for sketch operations
 387   if (myCurrentSketch) {
 388     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
 389       return;
 390
 391     bool isSketcher = isSketchOperation(aFOperation);
 392     bool isSketchOpe = isNestedSketchOperation(aFOperation);
 393
 394     // Avoid non-sketch operations
 395     if ((!isSketchOpe) && (!isSketcher))
 396       return;
 397
 398     // Ignore creation sketch operation
 399     if ((!isSketcher) && (!isEditing))
 400       return;
 401
 402     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 403     storeSelection(aHasShift ? ST_SelectAndHighlightType : ST_HighlightType, myCurrentSelection);
 404
 405     if (myCurrentSelection.empty()) {
 406       if (isSketchOpe && (!isSketcher))
 407         // commit previous operation
 408         if (!aFOperation->commit())
 409           aFOperation->abort();
 410       return;
 411     }
 412     // Init flyout point for radius rotation
 413     FeaturePtr aFeature = myCurrentSelection.begin().key();
 414
 415     get2dPoint(theWnd, theEvent, myCurrentPoint);
 416     if (isSketcher) {
 417       if (aCanDrag) {
 418         myIsDragging = true;
 419         myDragDone = false;
 420       }
 421       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 422       launchEditing();
 423       if (aFeature.get() != NULL) {
 424         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 425                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 426         if (aSPFeature.get() &&
 427           (aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID() ||
 428            aSPFeature->getKind() == SketchPlugin_ConstraintAngle::ID())) {
 429           DataPtr aData = aSPFeature->data();
 430           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 431           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 432             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 433           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 434         }
 435       }
 436     } else if (isSketchOpe && isEditing) {
 437       // If selected another object commit current result
 438       bool aPrevLaunchingState = myIsEditLaunching;
 439       /// store editing state for Edit operation in order to do not clear highlight by restart
 440       /// of edit operation.
 441       /// Internal edit should not be stored as editing operation as the result will be a
 442       /// creation operation, where previous selection should not be used(and will be cleared)
 443       myIsEditLaunching = !myModule->sketchReentranceMgr()->isInternalEditActive();
 444       aFOperation->commit();
 445
 446       if (aCanDrag) {
 447         myIsDragging = true;
 448         myDragDone = false;
 449       }
 450       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 451       launchEditing();
 452       myIsEditLaunching = aPrevLaunchingState;
 453       if (aFeature.get() != NULL) {
 454         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 455                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 456         if (aSPFeature.get() &&
 457           (aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID() ||
 458            aSPFeature->getKind() == SketchPlugin_ConstraintAngle::ID())) {
 459           DataPtr aData = aSPFeature->data();
 460           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 461           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 462             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 463           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 464         }
 465       }
 466     }
 467   }
 468 }
 469
 470 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 471 {
 472   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 473   if (myIsDragging)
 474     aWorkshop->viewer()->enableDrawMode(myPreviousDrawModeEnabled);
 475
 476   bool aWasDragging = myIsDragging;
 477   myIsDragging = false;
 478
 479   if (myModule->sketchReentranceMgr()->processMouseReleased(theWnd, theEvent)) {
 480     return;
 481   }
 482   // if mouse is pressed when it was over view and at release the mouse is out of view, do nothing
 483   if (!myIsMouseOverViewProcessed) {
 484     return;
 485   }
 486   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 487   //if (!aViewer->canDragByMouse())
 488   //  return;
 489   ModuleBase_OperationFeature* aOp =
 490       dynamic_cast<ModuleBase_OperationFeature*>(getCurrentOperation());
 491   if (aOp) {
 492     bool aStartNoDragOperation = !aViewer->canDragByMouse() && aOp->isEditOperation();
 493     if (aStartNoDragOperation || myNoDragMoving) {
 494       // Process edit operation without dragging
 495       if (myCurrentSelection.size() > 0)
 496         myNoDragMoving = !myNoDragMoving;
 497       else
 498         myNoDragMoving = false;
 499       if (myNoDragMoving)
 500         return;
 501       else {
 502         restoreSelection(myCurrentSelection);
 503         myCurrentSelection.clear();
 504       }
 505     }
 506     else {
 507       if (isNestedSketchOperation(aOp)) {
 508         // Only for sketcher operations
 509         if (aWasDragging) {
 510           if (myDragDone) {
 511             /// the previous selection is lost by mouse release in the viewer(Select method), but
 512             /// it is still stored in myCurrentSelection. So, it is possible to restore selection
 513             /// It is important for drag(edit with mouse) of sketch entities.
 514             restoreSelection(myCurrentSelection);
 515             myCurrentSelection.clear();
 516           }
 517         }
 518       }
 519     }
 520   }
 521
 522
 523   ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 524   PartSet_MouseProcessor* aProcessor = dynamic_cast<PartSet_MouseProcessor*>(anActiveWidget);
 525   if (aProcessor)
 526     aProcessor->mouseReleased(theWnd, theEvent);
 527 }
 528
 529 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 530 {
 531 #ifdef DEBUG_SKETCH_ENTITIES_ON_MOVE
 532   CompositeFeaturePtr aSketch = activeSketch();
 533   if (aSketch.get()) {
 534     std::cout << "mouse move SKETCH FEATURES [" << aSketch->numberOfSubs() << "]:" << std::endl;
 535     QStringList anInfo;
 536     for (int i = 0, aNbSubs = aSketch->numberOfSubs(); i < aNbSubs; i++) {
 537       //std::cout << getFeatureInfo(aSketch->subFeature(i), false) << std::endl;
 538       anInfo.append(ModuleBase_Tools::objectInfo(aSketch->subFeature(i)));
 539     }
 540     QString anInfoStr = anInfo.join("\n");
 541     qDebug(QString("%1").arg(anInfo.size()).arg(anInfoStr).toStdString().c_str());
 542   }
 543 #endif
 544   if (myModule->sketchReentranceMgr()->processMouseMoved(theWnd, theEvent))
 545     return;
 546
 547   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 548   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 549   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 550
 551   if (isNestedCreateOperation(getCurrentOperation(), activeSketch())) {
 552 #ifdef DRAGGING_DEBUG
 553     QTime t;
 554     t.start();
 555 #endif
 556     // 1. perform the widget mouse move functionality and display the presentation
 557     // the mouse move should be processed in the widget, if it can in order to visualize correct
 558     // presentation. These widgets correct the feature attribute according to the mouse position
 559     ModuleBase_ModelWidget* anActiveWidget = myModule->activeWidget();
 560     PartSet_MouseProcessor* aProcessor = dynamic_cast<PartSet_MouseProcessor*>(anActiveWidget);
 561     if (aProcessor)
 562       aProcessor->mouseMoved(theWnd, theEvent);
 563     if (!myIsMouseOverViewProcessed) {
 564       myIsMouseOverViewProcessed = true;
 565
 566       // the feature is to be erased here, but it is correct to call canDisplayObject because
 567       // there can be additional check (e.g. editor widget in distance constraint)
 568       ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 569         (getCurrentOperation());
 570       if (aFOperation) {
 571         FeaturePtr aFeature = aFOperation->feature();
 572         visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 573       }
 574     }
 575     aDisplayer->updateViewer();
 576 #ifdef DRAGGING_DEBUG
 577     cout << "Mouse move processing " << t.elapsed() << endl;
 578 #endif
 579   }
 580   //myClickedPoint.clear();
 581
 582   if (myIsDragging || myNoDragMoving) {
 583     // 1. the current selection is saved in the mouse press method in order to restore it after
 584     //    moving
 585     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
 586     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
 587     // deselected). This flag should be restored in the slot, processed the mouse release signal.
 588     ModuleBase_Operation* aCurrentOperation = getCurrentOperation();
 589     if (!aCurrentOperation)
 590       return;
 591     if (isSketchOperation(aCurrentOperation))
 592       return; // No edit operation activated
 593
 594 #ifdef DRAGGING_DEBUG
 595     QTime t;
 596     t.start();
 597 #endif
 598
 599     Handle(V3d_View) aView = theWnd->v3dView();
 600     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 601     Point aMousePnt;
 602     get2dPoint(theWnd, theEvent, aMousePnt);
 603
 604     std::shared_ptr<GeomAPI_Pnt2d> anOriginalPosition = std::shared_ptr<GeomAPI_Pnt2d>(
 605       new GeomAPI_Pnt2d(myCurrentPoint.myCurX, myCurrentPoint.myCurY));
 606     std::shared_ptr<GeomAPI_Pnt2d> aCurrentPosition = std::shared_ptr<GeomAPI_Pnt2d>(
 607       new GeomAPI_Pnt2d(aMousePnt.myCurX, aMousePnt.myCurY));
 608
 609     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 610     // viewer happens by deselect/select the modified objects. The flag should be restored after
 611     // the selection processing. The update viewer should be also called.
 612     bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 613
 614     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
 615     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 616     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
 617       aLast = myCurrentSelection.end();
 618     // 4. the features and attributes modification(move)
 619     bool isModified = false;
 620     for (; anIt != aLast; anIt++) {
 621       FeaturePtr aFeature = anIt.key();
 622
 623       std::set<AttributePtr> anAttributes = anIt.value().myAttributes;
 624       // Process selection by attribute: the priority to the attribute
 625       if (!anAttributes.empty()) {
 626         std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
 627           anAttLast = anAttributes.end();
 628         for (; anAttIt != anAttLast; anAttIt++) {
 629           AttributePtr anAttr = *anAttIt;
 630           if (anAttr.get() == NULL)
 631             continue;
 632           std::string aAttrId = anAttr->id();
 633           DataPtr aData = aFeature->data();
 634           if (aData->isValid()) {
 635             std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 636               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(aAttrId));
 637             if (aPoint.get() != NULL) {
 638               bool isImmutable = aPoint->setImmutable(true);
 639
 640               std::shared_ptr<ModelAPI_ObjectMovedMessage> aMessage = std::shared_ptr
 641                 <ModelAPI_ObjectMovedMessage>(new ModelAPI_ObjectMovedMessage(this));
 642               aMessage->setMovedAttribute(aPoint);
 643               aMessage->setOriginalPosition(anOriginalPosition);
 644               aMessage->setCurrentPosition(aCurrentPosition);
 645               Events_Loop::loop()->send(aMessage);
 646
 647               isModified = true;
 648               aPoint->setImmutable(isImmutable);
 649             }
 650           }
 651         }
 652       }
 653       else {
 654         // Process selection by feature
 655         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 656           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 657         if (aSketchFeature) {
 658           std::shared_ptr<ModelAPI_ObjectMovedMessage> aMessage = std::shared_ptr
 659             <ModelAPI_ObjectMovedMessage>(new ModelAPI_ObjectMovedMessage(this));
 660           aMessage->setMovedObject(aFeature);
 661           aMessage->setOriginalPosition(anOriginalPosition);
 662           aMessage->setCurrentPosition(aCurrentPosition);
 663           Events_Loop::loop()->send(aMessage);
 664           isModified = true;
 665         }
 666       }
 667     }
 668     // the modified state of the current operation should be updated if there are features, which
 669     // were changed here
 670     if (isModified) {
 671       aCurrentOperation->onValuesChanged();
 672       Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
 673     }
 674     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 675
 676     // 5. it is necessary to save current selection in order to restore it after the features moving
 677     restoreSelection(myCurrentSelection);
 678     // 6. restore the update viewer flag and call this update
 679     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 680     aDisplayer->updateViewer();
 681
 682 #ifdef DRAGGING_DEBUG
 683     cout << "Mouse move processing " << t.elapsed() << endl;
 684 #endif
 685
 686     myDragDone = true;
 687     myCurrentPoint = aMousePnt;
 688   }
 689 }
 690
 691 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 692 {
 693   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 694                                                                (getCurrentOperation());
 695   if (aFOperation && aFOperation->isEditOperation()) {
 696     std::string aId = aFOperation->id().toStdString();
 697     if (isDistanceOperation(aFOperation))
 698     {
 699       // Activate dimension value editing on double click
 700       ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 701       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 702       // Find corresponded widget to activate value editing
 703       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 704         std::string anId = aWgt->attributeID();
 705         if (anId == SketchPlugin_Constraint::VALUE() ||
 706           anId == SketchPlugin_ConstraintAngle::ANGLE_VALUE_ID() ||
 707           anId == SketchPlugin_ConstraintDistanceAlongDir::DISTANCE_VALUE_ID()) {
 708           PartSet_WidgetEditor* anEditor = dynamic_cast<PartSet_WidgetEditor*>(aWgt);
 709           if (anEditor)
 710             anEditor->showPopupEditor();
 711           return;
 712         }
 713       }
 714     }
 715   }
 716 }
 717
 718 void PartSet_SketcherMgr::onApplicationStarted()
 719 {
 720   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 721   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 722   XGUI_Workshop* aWorkshop = aConnector->workshop();
 723   PartSet_SketcherReentrantMgr* aReentranceMgr = myModule->sketchReentranceMgr();
 724
 725   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 726   if (aPropertyPanel) {
 727     //connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
 728     //        this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
 729
 730     connect(aPropertyPanel, SIGNAL(noMoreWidgets(const std::string&)),
 731             aReentranceMgr, SLOT(onNoMoreWidgets(const std::string&)));
 732     //connect(aPropertyPanel, SIGNAL(widgetActivated(ModuleBase_ModelWidget*)),
 733     //        aReentranceMgr, SLOT(onWidgetActivated()));
 734   }
 735
 736   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
 737   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
 738   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
 739
 740   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 741   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
 742   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 743 }
 744
 745 //void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
 746 //{
 747   //if (!myClickedPoint.myIsInitialized)
 748   //  return;
 749
 750   //ModuleBase_Operation* aOperation = getCurrentOperation();
 751   // the distance constraint feature should not use the clickedd point
 752   // this is workaround in order to don't throw down the flyout point value,
 753   // set by execute() method of these type of features
 754   //if (isDistanceOperation(aOperation))
 755   //  return;
 756
 757   //PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
 758   //if (aPnt2dWgt) {
 759   //  aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
 760   //}
 761 //}
 762
 763 void PartSet_SketcherMgr::onBeforeContextMenu()
 764 {
 765   myIsPopupMenuActive = true;
 766 }
 767
 768 void PartSet_SketcherMgr::onAfterContextMenu()
 769 {
 770   myIsPopupMenuActive = false;
 771 }
 772
 773 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 774                                      Point& thePoint)
 775 {
 776   Handle(V3d_View) aView = theWnd->v3dView();
 777   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 778   double aX, anY;
 779   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
 780   thePoint.setValue(aX, anY);
 781 }
 782
 783 void PartSet_SketcherMgr::launchEditing()
 784 {
 785   if (!myCurrentSelection.empty()) {
 786     FeaturePtr aFeature = myCurrentSelection.begin().key();
 787     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 788               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 789     if (aSPFeature) {
 790       if (!aSPFeature->isExternal())
 791         myModule->editFeature(aSPFeature);
 792       else {
 793         // need to edit a feature (Projection/IntersectionPoint),
 794         // which produces current External feature
 795         FeaturePtr aProducerFeature = PartSet_Tools::findRefsToMeFeature(aFeature,
 796                                                         SketchPlugin_Projection::ID());
 797         if (!aProducerFeature.get())
 798           aProducerFeature = PartSet_Tools::findRefsToMeFeature(aFeature,
 799                                                         SketchPlugin_IntersectionPoint::ID());
 800         if (aProducerFeature.get())
 801           myModule->editFeature(aProducerFeature);
 802       }
 803     }
 804   }
 805 }
 806
 807 bool PartSet_SketcherMgr::sketchSolverError()
 808 {
 809   bool anError = false;
 810   CompositeFeaturePtr aSketch = activeSketch();
 811   if (aSketch.get()) {
 812     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 813     anError = !aAttributeString->value().empty();
 814   }
 815   return anError;
 816 }
 817
 818 QString PartSet_SketcherMgr::getFeatureError(const FeaturePtr& theFeature)
 819 {
 820   QString anError;
 821   if (!theFeature.get() || !theFeature->data()->isValid())
 822     return anError;
 823
 824   CompositeFeaturePtr aSketch = activeSketch();
 825   if (aSketch.get() && aSketch == theFeature) {
 826     std::string aSolverError = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR())->value();
 827     anError = ModuleBase_Tools::translate(aSketch->getKind(), aSolverError);
 828   }
 829   return anError;
 830 }
 831
 832 void PartSet_SketcherMgr::clearClickedFlags()
 833 {
 834   //myClickedPoint.clear();
 835   myCurrentPoint.clear();
 836 }
 837
 838 const QStringList& PartSet_SketcherMgr::replicationsIdList()
 839 {
 840   static QStringList aReplicationIds;
 841   if (aReplicationIds.size() == 0) {
 842     aReplicationIds << SketchPlugin_ConstraintMirror::ID().c_str();
 843     aReplicationIds << SketchPlugin_MultiRotation::ID().c_str();
 844     aReplicationIds << SketchPlugin_MultiTranslation::ID().c_str();
 845   }
 846   return aReplicationIds;
 847 }
 848
 849 const QStringList& PartSet_SketcherMgr::constraintsIdList()
 850 {
 851   static QStringList aConstraintIds;
 852   if (aConstraintIds.size() == 0) {
 853     aConstraintIds << SketchPlugin_ConstraintLength::ID().c_str();
 854     aConstraintIds << SketchPlugin_ConstraintDistance::ID().c_str();
 855     aConstraintIds << SketchPlugin_ConstraintRigid::ID().c_str();
 856     aConstraintIds << SketchPlugin_ConstraintRadius::ID().c_str();
 857     aConstraintIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 858     aConstraintIds << SketchPlugin_ConstraintParallel::ID().c_str();
 859     aConstraintIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 860     aConstraintIds << SketchPlugin_ConstraintVertical::ID().c_str();
 861     aConstraintIds << SketchPlugin_ConstraintEqual::ID().c_str();
 862     aConstraintIds << SketchPlugin_ConstraintTangent::ID().c_str();
 863     aConstraintIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 864     aConstraintIds << SketchPlugin_ConstraintAngle::ID().c_str();
 865     aConstraintIds << SketchPlugin_ConstraintCollinear::ID().c_str();
 866     aConstraintIds << SketchPlugin_ConstraintMiddle::ID().c_str();
 867     aConstraintIds << SketchPlugin_ConstraintMirror::ID().c_str();
 868     aConstraintIds << SketchPlugin_MultiTranslation::ID().c_str();
 869     aConstraintIds << SketchPlugin_MultiRotation::ID().c_str();
 870     aConstraintIds << SketchPlugin_ConstraintDistanceAlongDir::ID().c_str();
 871     aConstraintIds << SketchPlugin_ConstraintDistanceHorizontal::ID().c_str();
 872     aConstraintIds << SketchPlugin_ConstraintDistanceVertical::ID().c_str();
 873   }
 874   return aConstraintIds;
 875 }
 876
 877 void PartSet_SketcherMgr::sketchSelectionModes(const CompositeFeaturePtr& theSketch,
 878                                                QIntList& theModes)
 879 {
 880   if (!theSketch.get() || !PartSet_Tools::sketchPlane(theSketch).get())
 881     return;
 882
 883   theModes.append(SketcherPrs_Tools::Sel_Dimension_Text);
 884   theModes.append(SketcherPrs_Tools::Sel_Dimension_Line);
 885   theModes.append(SketcherPrs_Tools::Sel_Constraint);
 886   theModes.append(TopAbs_VERTEX);
 887   theModes.append(TopAbs_EDGE);
 888 }
 889
 890 Handle(AIS_InteractiveObject) PartSet_SketcherMgr::createPresentation(const ResultPtr& theResult)
 891 {
 892   Handle(AIS_InteractiveObject) aPrs;
 893
 894   FeaturePtr aFeature = ModelAPI_Feature::feature(theResult);
 895   if (aFeature.get() && aFeature->getKind() == SketchPlugin_Sketch::ID()) {
 896     aPrs = new PartSet_ResultSketchPrs(theResult);
 897   }
 898   return aPrs;
 899 }
 900
 901 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 902 {
 903   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
 904 }
 905
 906 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation) const
 907 {
 908   bool aNestedSketch = false;
 909
 910   FeaturePtr anActiveSketch = activeSketch();
 911   if (anActiveSketch.get() && theOperation) {
 912     ModuleBase_Operation* aSketchOperation = operationMgr()->findOperation(
 913                                                               anActiveSketch->getKind().c_str());
 914     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 915                                                                                   (theOperation);
 916     if (aSketchOperation && aFOperation) {
 917       FeaturePtr aFeature = aFOperation->feature();
 918       if (aFeature.get()) {
 919         QStringList aGrantedOpIds = aSketchOperation->grantedOperationIds();
 920         aNestedSketch = aGrantedOpIds.contains(aFeature->getKind().c_str());
 921       }
 922     }
 923   }
 924   return aNestedSketch;
 925 }
 926
 927 bool PartSet_SketcherMgr::isNestedSketchFeature(const QString& theFeatureKind) const
 928 {
 929   bool aNestedSketch = false;
 930
 931   FeaturePtr anActiveSketch = activeSketch();
 932   if (anActiveSketch.get()) {
 933     ModuleBase_Operation* aSketchOperation = operationMgr()->findOperation(
 934                                                               anActiveSketch->getKind().c_str());
 935     if (aSketchOperation) {
 936       QStringList aGrantedOpIds = aSketchOperation->grantedOperationIds();
 937       aNestedSketch = aGrantedOpIds.contains(theFeatureKind);
 938     }
 939   }
 940   return aNestedSketch;
 941 }
 942
 943 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation,
 944                                                   const CompositeFeaturePtr& theSketch) const
 945 {
 946   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 947                                                                (theOperation);
 948   return aFOperation && !aFOperation->isEditOperation() &&
 949          isNestedSketchOperation(aFOperation);
 950 }
 951
 952 bool PartSet_SketcherMgr::isNestedEditOperation(ModuleBase_Operation* theOperation,
 953                                                 const CompositeFeaturePtr& theSketch) const
 954 {
 955   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 956                                                                (theOperation);
 957   return aFOperation && aFOperation->isEditOperation() &&
 958     isNestedSketchOperation(aFOperation);
 959 }
 960
 961 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
 962 {
 963   return (theId == SketchPlugin_Line::ID()) ||
 964          (theId == SketchPlugin_Point::ID()) ||
 965          (theId == SketchPlugin_Arc::ID()) ||
 966          (theId == SketchPlugin_Circle::ID()) ||
 967          (theId == SketchPlugin_Ellipse::ID()) ||
 968          (theId == SketchPlugin_EllipticArc::ID());
 969 }
 970
 971 bool PartSet_SketcherMgr::isExternalFeature(const FeaturePtr& theFeature)
 972 {
 973   std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 974           std::dynamic_pointer_cast<SketchPlugin_Feature>(theFeature);
 975   return aSPFeature.get() && aSPFeature->isExternal();
 976 }
 977
 978 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 979 {
 980   std::string anId = theOperation ? theOperation->id().toStdString() : "";
 981
 982   return isDistanceKind(anId);
 983 }
 984
 985 bool PartSet_SketcherMgr::isDistanceKind(std::string& theKind)
 986 {
 987   return (theKind == SketchPlugin_ConstraintLength::ID()) ||
 988          (theKind == SketchPlugin_ConstraintDistance::ID()) ||
 989          (theKind == SketchPlugin_ConstraintRadius::ID()) ||
 990          (theKind == SketchPlugin_ConstraintAngle::ID()) ||
 991          (theKind == SketchPlugin_ConstraintDistanceHorizontal::ID()) ||
 992          (theKind == SketchPlugin_ConstraintDistanceVertical::ID()) ||
 993          (theKind == SketchPlugin_ConstraintDistanceAlongDir::ID());
 994 }
 995
 996 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 997 {
 998   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 999                                                                (getCurrentOperation());
1000   if (!aFOperation)
1001     return;
1002
1003   SketcherPrs_Tools::setPixelRatio(ModuleBase_Tools::currentPixelRatio());
1004
1005   myModule->onViewTransformed();
1006
1007   // Display all sketcher sub-Objects
1008   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
1009   double aSizeOfView = 0;
1010   std::shared_ptr<GeomAPI_Pnt> aCentralPoint;
1011   if (aFOperation->isEditOperation() &&
1012       mySketchPlane->getDefaultSizeOfView(myCurrentSketch, aSizeOfView, aCentralPoint)) {
1013     mySketchPlane->setSizeOfView(aSizeOfView, true, aCentralPoint);
1014   }
1015
1016   mySketchPlane->createSketchPlane(myCurrentSketch, myModule->workshop());
1017   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
1018
1019   // Hide sketcher result
1020   std::list<ResultPtr> aResults = myCurrentSketch->results();
1021   std::list<ResultPtr>::const_iterator aIt;
1022   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1023     (*aIt)->setDisplayed(false);
1024   }
1025   myCurrentSketch->setDisplayed(false);
1026
1027   // Remove invalid sketch entities
1028   std::set<FeaturePtr> anInvalidFeatures;
1029   ModelAPI_ValidatorsFactory* aFactory = ModelAPI_Session::get()->validators();
1030   int aNumberOfSubs = myCurrentSketch->numberOfSubs();
1031   for (int i = 0; i < aNumberOfSubs; i++) {
1032     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
1033     if (aFeature.get()) {
1034       if (!aFactory->validate(aFeature))
1035         anInvalidFeatures.insert(aFeature);
1036     }
1037   }
1038   if (!anInvalidFeatures.empty()) {
1039     std::map<FeaturePtr, std::set<FeaturePtr> > aReferences;
1040     ModelAPI_Tools::findAllReferences(anInvalidFeatures, aReferences, false);
1041
1042     std::set<FeaturePtr>::const_iterator anIt = anInvalidFeatures.begin(),
1043                                          aLast = anInvalidFeatures.end();
1044     // separate features to references to parameter features and references to others
1045     QStringList anInvalidFeatureNames;
1046     for (; anIt != aLast; anIt++) {
1047       FeaturePtr aFeature = *anIt;
1048       if (aFeature.get())
1049         anInvalidFeatureNames.append(aFeature->name().c_str());
1050     }
1051     std::string aPrefixInfo = QString("Invalid features of the sketch will be deleted: %1.\n\n").
1052                                   arg(anInvalidFeatureNames.join(", ")).toStdString().c_str();
1053     std::set<FeaturePtr> aFeatureRefsToDelete;
1054     if (ModuleBase_Tools::askToDelete(anInvalidFeatures, aReferences, aConnector->desktop(),
1055                                       aFeatureRefsToDelete, aPrefixInfo)) {
1056       if (!aFeatureRefsToDelete.empty())
1057         anInvalidFeatures.insert(aFeatureRefsToDelete.begin(), aFeatureRefsToDelete.end());
1058       ModelAPI_Tools::removeFeatures(anInvalidFeatures, true);
1059       Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
1060       // TODO: call the next method in the XGUI_OperationMgr::onOperationStarted().
1061       workshop()->errorMgr()->updateAcceptAllAction(myCurrentSketch);
1062     }
1063   }
1064
1065   // update state of overconstraint listener should be done before sketch features/results
1066   // display (as the display will ask custom color from the listener)
1067   myModule->overconstraintListener()->setActive(true);
1068   // Display sketcher objects
1069   QStringList anInfo;
1070   Events_ID EVENT_DISP = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
1071   const ModelAPI_EventCreator* aECreator = ModelAPI_EventCreator::get();
1072   aNumberOfSubs = myCurrentSketch->numberOfSubs();
1073   for (int i = 0; i < aNumberOfSubs; i++) {
1074     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
1075 #ifdef DEBUG_SKETCHER_ENTITIES
1076     anInfo.append(ModuleBase_Tools::objectInfo(aFeature));
1077 #endif
1078     std::list<ResultPtr> aResults = aFeature->results();
1079     std::list<ResultPtr>::const_iterator aIt;
1080     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1081       if ((*aIt)->isDisplayed())
1082         // Display object if it was created outside of GUI
1083         aECreator->sendUpdated((*aIt), EVENT_DISP);
1084       else
1085         (*aIt)->setDisplayed(true);
1086     }
1087     if (aFeature->isDisplayed())
1088       aECreator->sendUpdated(aFeature, EVENT_DISP);
1089     else
1090       aFeature->setDisplayed(true);
1091   }
1092 #ifdef DEBUG_SKETCHER_ENTITIES
1093   QString anInfoStr = anInfo.join(";\t");
1094   qDebug(QString("startSketch: %1, %2").arg(anInfo.size()).arg(anInfoStr).toStdString().c_str());
1095 #endif
1096
1097   bool aHasPlane = false;
1098   std::shared_ptr<GeomAPI_Pln> aPln;
1099   aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
1100   Handle(SelectMgr_Filter) aFilter = myModule->selectionFilter(SF_SketchPlaneFilter);
1101   if (!aFilter.IsNull())
1102     Handle(ModuleBase_ShapeInPlaneFilter)::DownCast(aFilter)->setPlane(aPln);
1103
1104   workshop()->selectionActivate()->updateSelectionFilters();
1105   workshop()->selectionActivate()->updateSelectionModes();
1106
1107   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1108
1109   myExternalPointsMgr = new PartSet_ExternalPointsMgr(myModule->workshop(), myCurrentSketch);
1110
1111   workshop()->viewer()->set2dMode(true);
1112
1113   PartSet_Fitter* aFitter = new PartSet_Fitter(this);
1114   myModule->workshop()->viewer()->setFitter(aFitter);
1115 }
1116
1117 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
1118 {
1119   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
1120   PartSet_Fitter* aFitter = (PartSet_Fitter*)myModule->workshop()->viewer()->fitter();
1121   myModule->workshop()->viewer()->setFitter(0);
1122   delete aFitter;
1123
1124   myIsMouseOverWindow = false;
1125   myIsConstraintsShown[PartSet_Tools::Geometrical] = true;
1126   myIsConstraintsShown[PartSet_Tools::Dimensional] = true;
1127   myIsConstraintsShown[PartSet_Tools::Expressions] = false;
1128
1129   if (myExternalPointsMgr) {
1130     delete myExternalPointsMgr;
1131     myExternalPointsMgr = 0;
1132   }
1133   onShowPoints(false);
1134
1135   DataPtr aData = myCurrentSketch->data();
1136   if (!aData->isValid()) {
1137     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1138     // The sketch was aborted
1139     myCurrentSketch = CompositeFeaturePtr();
1140     mySketchPlane->eraseSketchPlane(myModule->workshop());
1141
1142     // Erase all sketcher objects
1143     QObjectPtrList aObjects = aDisplayer->displayedObjects();
1144     foreach (ObjectPtr aObj, aObjects) {
1145       DataPtr aObjData = aObj->data();
1146       if (!aObjData->isValid())
1147         aObj->setDisplayed(false);
1148     }
1149   }
1150   else {
1151     // Hide all sketcher sub-Objects
1152     int aNumberOfSubs = myCurrentSketch->numberOfSubs();
1153     for (int i = 0; i < aNumberOfSubs; i++) {
1154       FeaturePtr aFeature = myCurrentSketch->subFeature(i);
1155       std::list<ResultPtr> aResults = aFeature->results();
1156       std::list<ResultPtr>::const_iterator aIt;
1157       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1158         (*aIt)->setDisplayed(false);
1159       }
1160       aFeature->setDisplayed(false);
1161     }
1162     // Display sketcher result
1163     std::list<ResultPtr> aResults = myCurrentSketch->results();
1164     std::list<ResultPtr>::const_iterator aIt;
1165     Events_Loop* aLoop = Events_Loop::loop();
1166     static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
1167
1168     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1169                                                                            (theOperation);
1170     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1171       if (!aFOperation->isDisplayedOnStart(*aIt)) {
1172         (*aIt)->setDisplayed(true);
1173         // this display event is needed because sketch already may have "displayed" state,
1174         // but not displayed while it is still active (issue 613, abort of existing sketch)
1175         ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
1176       }
1177     }
1178     if (!aFOperation->isDisplayedOnStart(myCurrentSketch))
1179       myCurrentSketch->setDisplayed(true);
1180
1181     myCurrentSketch = CompositeFeaturePtr();
1182     mySketchPlane->eraseSketchPlane(myModule->workshop());
1183
1184     Events_Loop::loop()->flush(aDispEvent);
1185   }
1186   workshop()->selectionActivate()->updateSelectionFilters();
1187   workshop()->selectionActivate()->updateSelectionModes();
1188   workshop()->viewer()->set2dMode(false);
1189 }
1190
1191 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
1192 {
1193   if (canChangeCursor(theOperation) && myIsMouseOverWindow) {
1194     QCursor* aCurrentCursor = QApplication::overrideCursor();
1195     if (!aCurrentCursor || aCurrentCursor->shape() != Qt::CrossCursor) {
1196       QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));
1197 #ifdef DEBUG_CURSOR
1198       qDebug("startNestedSketch() : Qt::CrossCursor");
1199 #endif
1200     }
1201   }
1202 }
1203
1204 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOperation)
1205 {
1206   myIsMouseOverViewProcessed = true;
1207   operationMgr()->onValidateOperation();
1208   // when sketch nested operation is stopped the cursor should be restored unconditionally
1209   //if (canChangeCursor(theOperation)) {
1210     QApplication::restoreOverrideCursor();
1211 #ifdef DEBUG_CURSOR
1212     qDebug("stopNestedSketch() : None");
1213 #endif
1214   //}
1215   /// improvement to deselect automatically all eventual selected objects, when
1216   // returning to the neutral point of the Sketcher
1217   bool isClearSelectionPossible = true;
1218   if (myIsEditLaunching) {
1219     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1220                                                                           (theOperation);
1221     if (aFOperation) {
1222       FeaturePtr aFeature = aFOperation->feature();
1223       if (aFeature.get() && PartSet_SketcherMgr::isEntity(aFeature->getKind())) {
1224         isClearSelectionPossible = false;
1225       }
1226     }
1227   }
1228   if (isClearSelectionPossible)
1229     workshop()->selector()->clearSelection();
1230   if (myPointsHighlight.size())
1231     onShowPoints(true);
1232 }
1233
1234 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
1235 {
1236   if (isNestedCreateOperation(theOperation, activeSketch())) {
1237     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1238                                                                              (theOperation);
1239     if (aFOperation) {
1240       FeaturePtr aFeature = aFOperation->feature();
1241       // it is necessary to check the the feature data validity because
1242       // some kind of features are removed by an operation commit(the macro state of a feature)
1243       if (aFeature.get() && aFeature->data()->isValid()) {
1244         visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
1245       }
1246     }
1247   }
1248 }
1249
1250 bool PartSet_SketcherMgr::sketchSelectionFilter(const ModuleBase_SelectionFilterType theFilterType)
1251 {
1252   return mySelectionFilterTypes.find(theFilterType) != mySelectionFilterTypes.end();
1253 }
1254
1255 void PartSet_SketcherMgr::registerSelectionFilter(
1256   const ModuleBase_SelectionFilterType theFilterType, const Handle(SelectMgr_Filter)& theFilter)
1257 {
1258   mySelectionFilterTypes.insert(theFilterType);
1259   myModule->registerSelectionFilter(theFilterType, theFilter);
1260 }
1261
1262 bool PartSet_SketcherMgr::operationActivatedByPreselection()
1263 {
1264   bool isOperationStopped = false;
1265   ModuleBase_Operation* anOperation = getCurrentOperation();
1266   if(anOperation && isNestedSketchOperation(anOperation)) {
1267     // Set final definitions if they are necessary
1268     //propertyPanelDefined(aOperation);
1269     /// Commit sketcher operations automatically
1270     /// distance operation are able to show popup editor to modify the distance value
1271     /// after entering the value, the operation should be committed/aborted(by Esc key)
1272     bool aCanCommitOperation = true;
1273     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1274                                                                             (anOperation);
1275     if (aFOperation && PartSet_SketcherMgr::isDistanceOperation(aFOperation)) {
1276       bool aValueAccepted = setDistanceValueByPreselection(anOperation, myModule->workshop(),
1277                                                            aCanCommitOperation);
1278       if (!aValueAccepted)
1279         return isOperationStopped;
1280     }
1281
1282     if (aCanCommitOperation)
1283       isOperationStopped = anOperation->commit();
1284     else {
1285       anOperation->abort();
1286       isOperationStopped = true;
1287     }
1288   }
1289   return isOperationStopped;
1290 }
1291
1292 bool PartSet_SketcherMgr::canUndo() const
1293 {
1294   return isNestedCreateOperation(getCurrentOperation(), activeSketch());
1295 }
1296
1297 bool PartSet_SketcherMgr::canRedo() const
1298 {
1299   return isNestedCreateOperation(getCurrentOperation(), activeSketch());
1300 }
1301
1302 bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
1303 {
1304   bool aCanErase = true;
1305   // when the sketch operation is active, results of sketch sub-feature can not be hidden
1306   if (myCurrentSketch.get()) {
1307     return !isObjectOfSketch(theObject);
1308   }
1309   return aCanErase;
1310 }
1311
1312 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
1313 {
1314   bool aCanDisplay = true;
1315
1316   bool aHasActiveSketch = activeSketch().get() != NULL;
1317   if (aHasActiveSketch) {
1318     // 1. the sketch feature should not be displayed during the sketch active operation
1319     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch
1320     // nested features can be visualized
1321     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1322     if (aFeature.get() != NULL && aFeature == activeSketch()) {
1323       aCanDisplay = false;
1324     }
1325     std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
1326                             std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
1327     /// some sketch entities should be never shown, e.g. projection feature
1328     if (aSketchFeature.get())
1329       aCanDisplay = aSketchFeature->canBeDisplayed();
1330   }
1331   else { // there are no an active sketch
1332     // 2. sketch sub-features should not be visualized if the sketch operation is not active
1333     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1334     if (aFeature.get() != NULL) {
1335       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
1336                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
1337       if (aSketchFeature.get()) {
1338         aCanDisplay = false;
1339       }
1340     }
1341   }
1342
1343   // 3. the method should not filter the objects, which are not related to the current operation.
1344   // The object is filtered just if it is a current operation feature or this feature result
1345   if (aCanDisplay) {
1346     bool isObjectFound = false;
1347     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1348                                                                  (getCurrentOperation());
1349     if (aFOperation) {
1350       FeaturePtr aFeature = aFOperation->feature();
1351       if (aFeature.get()) {
1352         std::list<ResultPtr> aResults = aFeature->results();
1353         if (theObject == aFeature)
1354           isObjectFound = true;
1355         else {
1356           std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
1357           for (; anIt != aLast && !isObjectFound; anIt++) {
1358             isObjectFound = *anIt == theObject;
1359           }
1360         }
1361       }
1362     }
1363     if (isObjectFound) {
1364       // 4. For created nested feature operation do not display the created feature if
1365       // the mouse curstor leaves the OCC window.
1366       // The correction cases, which ignores this condition:
1367       // a. the property panel values modification
1368       // b. the popup menu activated
1369       // c. widget editor control
1370       #ifndef DEBUG_DO_NOT_BY_ENTER
1371       if (isNestedCreateOperation(getCurrentOperation(), activeSketch())) {
1372         ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1373         ModuleBase_WidgetEditor* anEditorWdg =
1374           anActiveWidget ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWidget) : 0;
1375         // the active widget editor should not influence here. The presentation should be visible
1376         // always when this widget is active.
1377         if (!anEditorWdg && !myIsPopupMenuActive) {
1378           // during a nested create operation, the feature is redisplayed only
1379           // if the mouse over view
1380           // of there was a value modified in the property panel after the mouse left the view
1381           aCanDisplay = canDisplayCurrentCreatedFeature();
1382         }
1383       }
1384       #endif
1385     }
1386   }
1387
1388   // checks the sketcher constraints visibility according to active sketch check box states
1389   if (aCanDisplay) {
1390     bool aProcessed = false;
1391     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1392     if (aFeature.get()) {
1393       bool aConstraintDisplayed = canDisplayConstraint(aFeature, PartSet_Tools::Any, aProcessed);
1394       if (aProcessed)
1395         aCanDisplay = aConstraintDisplayed;
1396     }
1397   }
1398
1399   return aCanDisplay;
1400 }
1401
1402 bool PartSet_SketcherMgr::canDisplayConstraint(const FeaturePtr& theFeature,
1403                                              const PartSet_Tools::ConstraintVisibleState& theState,
1404                                              bool& isProcessed) const
1405 {
1406   bool aSwitchedOn = true;
1407
1408   const QStringList& aConstrIds = constraintsIdList();
1409
1410   std::string aKind = theFeature->getKind();
1411   if (aConstrIds.contains(QString(aKind.c_str()))) {
1412     bool isTypedConstraint = false;
1413
1414     switch (theState) {
1415       case PartSet_Tools::Dimensional: {
1416         bool isDistance = isDistanceKind(aKind);
1417         if (isDistance) {
1418           isProcessed = true;
1419           aSwitchedOn = myIsConstraintsShown[theState];
1420         }
1421       }
1422       break;
1423       case PartSet_Tools::Geometrical: {
1424         bool isGeometrical = !isDistanceKind(aKind);
1425         if (isGeometrical) {
1426           isProcessed = true;
1427           aSwitchedOn = myIsConstraintsShown[theState];
1428         }
1429       }
1430       break;
1431       case PartSet_Tools::Any: {
1432         isProcessed = true;
1433         bool isDistance = isDistanceKind(aKind);
1434         if (isDistance)
1435           aSwitchedOn = myIsConstraintsShown[PartSet_Tools::Dimensional];
1436         else
1437           aSwitchedOn = myIsConstraintsShown[PartSet_Tools::Geometrical];
1438       }
1439       break;
1440     default:
1441       break;
1442     }
1443   }
1444   return aSwitchedOn;
1445 }
1446
1447 /*void PartSet_SketcherMgr::processHiddenObject(const std::list<ObjectPtr>& theObjects)
1448 {
1449   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1450                                                                            (getCurrentOperation());
1451   if (aFOperation && myCurrentSketch.get()) {
1452     // find results of the current operation
1453     // these results should not be proposed to be deleted
1454     FeaturePtr anOperationFeature = aFOperation->feature();
1455     std::list<ResultPtr> anOperationResultList = anOperationFeature->results();
1456     std::set<ResultPtr> anOperationResults;
1457     std::list<ResultPtr>::const_iterator aRIt = anOperationResultList.begin(),
1458                                         aRLast = anOperationResultList.end();
1459     for (; aRIt != aRLast; aRIt++)
1460       anOperationResults.insert(*aRIt);
1461
1462     std::set<FeaturePtr> anObjectsToBeDeleted;
1463     QStringList anObjectsToBeDeletedNames;
1464     std::list<ObjectPtr>::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1465     for (; anIt != aLast; anIt++) {
1466       ObjectPtr anObject = *anIt;
1467       bool aCanErase = true;
1468       // when the sketch operation is active, results of sketch sub-feature can not be hidden
1469       ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
1470       // the result is found between current feature results
1471       if (anOperationResults.find(aResult) != anOperationResults.end())
1472         continue;
1473
1474       if (aResult.get()) {
1475         // Display sketcher objects
1476         for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
1477           FeaturePtr aFeature = myCurrentSketch->subFeature(i);
1478           std::list<ResultPtr> aResults = aFeature->results();
1479           std::list<ResultPtr>::const_iterator anIt;
1480           for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
1481             aCanErase = *anIt != aResult;
1482           }
1483         }
1484       }
1485       if (!aCanErase) {
1486         FeaturePtr aFeature = ModelAPI_Feature::feature(anObject);
1487         if (aFeature.get() && anObjectsToBeDeleted.find(aFeature) == anObjectsToBeDeleted.end()) {
1488           anObjectsToBeDeleted.insert(aFeature);
1489           anObjectsToBeDeletedNames.append(aFeature->name().c_str());
1490         }
1491       }
1492     }
1493     if (!anObjectsToBeDeleted.empty()) {
1494       QString aFeatureNames = anObjectsToBeDeletedNames.join(", ");
1495       QString aMessage = tr("The following features have incorrect presentation and \
1496 will be hidden: %1. Would you like to delete them?")
1497                          .arg(aFeatureNames);
1498       int anAnswer = QMessageBox::question(qApp->activeWindow(), tr("Features hide"),
1499                                            aMessage, QMessageBox::Ok | QMessageBox::Cancel,
1500                                            QMessageBox::Cancel);
1501       if (anAnswer == QMessageBox::Ok) {
1502         QObjectPtrList anObjects;
1503         std::set<FeaturePtr>::const_iterator anIt = anObjectsToBeDeleted.begin(),
1504                                              aLast = anObjectsToBeDeleted.end();
1505         for (; anIt != aLast; anIt++)
1506           anObjects.append(*anIt);
1507         SessionPtr aMgr = ModelAPI_Session::get();
1508         DocumentPtr aDoc = aMgr->activeDocument();
1509         bool aIsOp = aMgr->isOperation();
1510         if (!aIsOp)
1511           aMgr->startOperation();
1512         workshop()->deleteFeatures(anObjects);
1513         //static Events_ID aDeletedEvent = Events_Loop::eventByName(EVENT_OBJECT_DELETED);
1514         //static Events_ID aRedispEvent = Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY);
1515         //Events_Loop::loop()->flush(aDeletedEvent);
1516         //Events_Loop::loop()->flush(aRedispEvent);
1517
1518         if (!aIsOp)
1519           aMgr->finishOperation();
1520       }
1521     }
1522   }
1523 }*/
1524
1525 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
1526 {
1527   bool aCanDisplay = myIsMouseOverWindow;
1528   if (!aCanDisplay) {
1529     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1530     if (anActiveWidget)
1531       aCanDisplay = anActiveWidget->getValueState() == ModuleBase_ModelWidget::Stored;
1532   }
1533   return aCanDisplay;
1534 }
1535
1536 bool PartSet_SketcherMgr::canChangeCursor(ModuleBase_Operation* theOperation) const
1537 {
1538   return isNestedCreateOperation(theOperation, activeSketch()) ||
1539          myModule->sketchReentranceMgr()->isInternalEditActive();
1540 }
1541
1542 const QMap<PartSet_Tools::ConstraintVisibleState, bool>& PartSet_SketcherMgr::showConstraintStates()
1543 {
1544   return myIsConstraintsShown;
1545 }
1546
1547 bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
1548 {
1549   bool isFoundObject = false;
1550
1551   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
1552   if (anObjectFeature.get()) {
1553     int aSize = myCurrentSketch->numberOfSubs();
1554     for (int i = 0; i < aSize && !isFoundObject; i++) {
1555       FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
1556       isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
1557     }
1558   }
1559   return isFoundObject;
1560 }
1561
1562 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePlane)
1563 {
1564   Handle(SelectMgr_Filter) aFilter = myModule->selectionFilter(SF_SketchPlaneFilter);
1565   if (!aFilter.IsNull())
1566     Handle(ModuleBase_ShapeInPlaneFilter)::DownCast(aFilter)->setPlane(thePlane);
1567
1568   workshop()->selectionActivate()->updateSelectionModes();
1569 }
1570
1571 bool PartSet_SketcherMgr::setDistanceValueByPreselection(ModuleBase_Operation* theOperation,
1572                                                          ModuleBase_IWorkshop* theWorkshop,
1573                                                          bool& theCanCommitOperation)
1574 {
1575   bool isValueAccepted = false;
1576   theCanCommitOperation = false;
1577
1578   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1579                                                                               (theOperation);
1580   FeaturePtr aFeature = aFOperation->feature();
1581   // editor is shown only if all attribute references are filled by preseletion
1582   bool anAllRefAttrInitialized = true;
1583
1584   std::list<AttributePtr> aRefAttrs = aFeature->data()->attributes(
1585                                               ModelAPI_AttributeRefAttr::typeId());
1586   std::list<AttributePtr>::const_iterator anIt = aRefAttrs.begin(), aLast = aRefAttrs.end();
1587   for (; anIt != aLast && anAllRefAttrInitialized; anIt++) {
1588     anAllRefAttrInitialized = (*anIt)->isInitialized();
1589   }
1590   if (anAllRefAttrInitialized) {
1591     // Activate dimension value editing on double click
1592     ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
1593     QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
1594     // Find corresponded widget to activate value editing
1595     foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
1596       if (aWgt->attributeID() == "ConstraintValue") {
1597         // the featue should be displayed in order to find the AIS text position,
1598         // the place where the editor will be shown
1599         aFeature->setDisplayed(true);
1600         /// the execute is necessary to perform in the feature compute for flyout position
1601         aFeature->execute();
1602
1603         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
1604         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1605
1606         PartSet_WidgetEditor* anEditor = dynamic_cast<PartSet_WidgetEditor*>(aWgt);
1607         if (anEditor) {
1608           int aX = 0, anY = 0;
1609
1610           XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(theWorkshop);
1611           XGUI_Displayer* aDisplayer = aWorkshop->displayer();
1612           AISObjectPtr anAIS = aDisplayer->getAISObject(aFeature);
1613           Handle(AIS_InteractiveObject) anAISIO;
1614           if (anAIS.get() != NULL) {
1615             anAISIO = anAIS->impl<Handle(AIS_InteractiveObject)>();
1616           }
1617           if (anAIS.get() != NULL) {
1618             Handle(AIS_InteractiveObject) anAISIO = anAIS->impl<Handle(AIS_InteractiveObject)>();
1619
1620             if (!anAISIO.IsNull()) {
1621               Handle(AIS_Dimension) aDim = Handle(AIS_Dimension)::DownCast(anAISIO);
1622               if (!aDim.IsNull()) {
1623                 gp_Pnt aPosition = aDim->GetTextPosition();
1624
1625                 ModuleBase_IViewer* aViewer = aWorkshop->viewer();
1626                 Handle(V3d_View) aView = aViewer->activeView();
1627                 int aCX, aCY;
1628                 aView->Convert(aPosition.X(), aPosition.Y(), aPosition.Z(), aCX, aCY);
1629
1630                 QWidget* aViewPort = aViewer->activeViewPort();
1631                 QPoint aGlPoint = aViewPort->mapToGlobal(QPoint(aCX, aCY));
1632                 aX = aGlPoint.x();
1633                 anY = aGlPoint.y();
1634               }
1635             }
1636             anEditor->setCursorPosition(aX, anY);
1637             isValueAccepted = anEditor->showPopupEditor(false);
1638             theCanCommitOperation = true;
1639           }
1640         }
1641       }
1642     }
1643   }
1644   return isValueAccepted;
1645 }
1646
1647 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
1648                                              const FeaturePtr& theSketch,
1649                                              ModuleBase_IWorkshop* theWorkshop,
1650                                              const FeatureToSelectionMap& theSelection,
1651                                              SelectMgr_IndexedMapOfOwner& theOwnersToSelect)
1652 {
1653   if (theFeature.get() == NULL)
1654     return;
1655
1656   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
1657   SelectionInfo anInfo = anIt.value();
1658   std::set<AttributePtr> aSelectedAttributes = anInfo.myAttributes;
1659   std::set<ResultPtr> aSelectedResults = anInfo.myResults;
1660
1661   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1662
1663   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1664   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1665
1666   // 1. found the feature's owners. Check the AIS objects of the constructions
1667   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
1668   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
1669     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1670
1671     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1672     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1673     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
1674       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
1675       if (!anOwner.IsNull())
1676         theOwnersToSelect.Add(anOwner);
1677     }
1678   }
1679
1680   // 2. found the feature results's owners
1681   std::list<ResultPtr> aResults = theFeature->results();
1682   std::list<ResultPtr>::const_iterator aIt;
1683
1684   bool isSameShape = false;
1685   if (aResults.size() > 0) {
1686     ResultPtr aFirstResult = theFeature->firstResult();
1687     if (aFirstResult.get() && aFirstResult->shape().get()) {
1688       TopoDS_Shape aFirstShape = aFirstResult->shape()->impl<TopoDS_Shape>();
1689       isSameShape = aFirstShape.IsEqual(anInfo.myFirstResultShape);
1690     }
1691   }
1692   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1693     ResultPtr aResult = *aIt;
1694     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1695     if (aAISObj.get() == NULL)
1696       continue;
1697     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1698
1699     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1700     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1701     bool aFoundLocalShape = false;
1702     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1703       Handle(StdSelect_BRepOwner) anOwner =
1704         Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1705       if ( anOwner.IsNull() || !anOwner->HasShape() || theOwnersToSelect.FindIndex(anOwner))
1706         continue;
1707       const TopoDS_Shape& aShape = anOwner->Shape();
1708       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
1709       if (aShapeType == TopAbs_VERTEX) {
1710         AttributePtr aPntAttr =
1711           PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
1712         if (aPntAttr.get() != NULL &&
1713             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end())
1714           theOwnersToSelect.Add(anOwner);
1715         else if (isSameShape && anInfo.myLocalSelectedShapes.Contains(aShape)) {
1716           theOwnersToSelect.Add(anOwner);
1717         }
1718       }
1719       else if (aShapeType == TopAbs_EDGE) {
1720         if (isSameShape && anInfo.myLocalSelectedShapes.Contains(aShape)) {
1721           // try to restore local selection on Shape result
1722           // we can do this only if the shape was not changed
1723           theOwnersToSelect.Add(anOwner);
1724           aFoundLocalShape = true;
1725           break;
1726         }
1727       }
1728     }
1729     if (!aFoundLocalShape) {
1730       // result owners are put in the list of selection only if local selected shapes were not
1731       // found
1732       if (aSelectedResults.find(aResult) != aSelectedResults.end()) {
1733         for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1734           Handle(StdSelect_BRepOwner) anOwner =
1735             Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1736           if ( anOwner.IsNull() || !anOwner->HasShape() || theOwnersToSelect.FindIndex(anOwner))
1737             continue;
1738             // select whole result
1739             theOwnersToSelect.Add(anOwner);
1740         }
1741       }
1742     }
1743   }
1744 }
1745
1746 void PartSet_SketcherMgr::connectToPropertyPanel(ModuleBase_ModelWidget* theWidget,
1747                                                  const bool isToConnect)
1748 {
1749   //Temporary commented as we do not modify values in property panel
1750   if (isToConnect) {
1751     //connect(theWidget, SIGNAL(beforeValuesChanged()),
1752     //        this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1753     //connect(theWidget, SIGNAL(afterValuesChanged()),
1754     //        this, SLOT(onAfterValuesChangedInPropertyPanel()));
1755     connect(theWidget, SIGNAL(afterValuesChanged()),
1756             myModule->sketchReentranceMgr(), SLOT(onAfterValuesChangedInPropertyPanel()));
1757   }
1758   else {
1759     //disconnect(theWidget, SIGNAL(beforeValuesChanged()),
1760     //            this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1761     //disconnect(theWidget, SIGNAL(afterValuesChanged()),
1762     //            this, SLOT(onAfterValuesChangedInPropertyPanel()));
1763     disconnect(theWidget, SIGNAL(afterValuesChanged()),
1764                myModule->sketchReentranceMgr(), SLOT(onAfterValuesChangedInPropertyPanel()));
1765   }
1766 }
1767
1768 void PartSet_SketcherMgr::widgetStateChanged(int thePreviousState)
1769 {
1770   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1771                                                                            (getCurrentOperation());
1772   if (aFOperation) {
1773     if (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1774         isNestedSketchOperation(aFOperation) &&
1775         thePreviousState == ModuleBase_ModelWidget::ModifiedInPP) {
1776       FeaturePtr aFeature = aFOperation->feature();
1777       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
1778     }
1779   }
1780 }
1781
1782 void PartSet_SketcherMgr::customizePresentation(const ObjectPtr& theObject)
1783 {
1784   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1785                                                                            (getCurrentOperation());
1786   if (aFOperation && (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1787                       isNestedSketchOperation(aFOperation)))
1788     SketcherPrs_Tools::sendExpressionShownEvent(myIsConstraintsShown[PartSet_Tools::Expressions]);
1789
1790   // update entities selection priorities
1791   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1792   if (aFeature.get() && PartSet_SketcherMgr::isEntity(aFeature->getKind())) {
1793     // update priority for feature
1794     updateSelectionPriority(aFeature, aFeature);
1795     // update priority for results of the feature
1796     std::list<ResultPtr> aResults = aFeature->results();
1797     std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLastIt = aResults.end();
1798     for (; anIt != aLastIt; anIt++)
1799       updateSelectionPriority(*anIt, aFeature);
1800   }
1801 }
1802
1803 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
1804 {
1805   return myModule->workshop()->currentOperation();
1806 }
1807
1808 //**************************************************************
1809 ModuleBase_ModelWidget* PartSet_SketcherMgr::getActiveWidget() const
1810 {
1811   ModuleBase_ModelWidget* aWidget = 0;
1812   ModuleBase_Operation* anOperation = getCurrentOperation();
1813   if (anOperation) {
1814     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
1815     if (aPanel)
1816       aWidget = aPanel->activeWidget();
1817   }
1818   return aWidget;
1819 }
1820
1821 void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
1822                                            const bool isEditOperation,
1823                                            const bool isToDisplay,
1824                                            const bool isFlushRedisplay)
1825 {
1826   #ifdef DEBUG_DO_NOT_BY_ENTER
1827   return;
1828   #endif
1829
1830   if (isEditOperation || !theFeature.get())
1831     return;
1832
1833   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1834   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1835
1836   // 1. change visibility of the object itself, here the presentable object is processed,
1837   // e.g. constraints features
1838   //FeaturePtr aFeature = aFOperation->feature();
1839   std::list<ResultPtr> aResults = theFeature->results();
1840   if (isToDisplay)
1841     theFeature->setDisplayed(true);
1842   else
1843     theFeature->setDisplayed(false);
1844
1845   // change visibility of the object results, e.g. non-constraint features
1846   std::list<ResultPtr>::const_iterator aIt;
1847   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1848     if (isToDisplay) {
1849       (*aIt)->setDisplayed(true);
1850     }
1851     else {
1852       (*aIt)->setDisplayed(false);
1853     }
1854   }
1855   if (isFlushRedisplay)
1856     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1857 }
1858
1859 void PartSet_SketcherMgr::storeSelection(const SelectionType theType,
1860                         PartSet_SketcherMgr::FeatureToSelectionMap& theCurrentSelection)
1861 {
1862   if (!myCurrentSketch.get())
1863     return;
1864
1865   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1866   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1867   QList<ModuleBase_ViewerPrsPtr> aStoredPrs;
1868
1869   if (theType == ST_HighlightType || theType == ST_SelectAndHighlightType)
1870     aStoredPrs = aSelect->getHighlighted();
1871
1872   QList<FeaturePtr> aFeatureList;
1873   if (theType == ST_SelectAndHighlightType || theType == ST_SelectType) {
1874     QList<ModuleBase_ViewerPrsPtr> aSelected = aSelect->getSelected(
1875                                                               ModuleBase_ISelection::AllControls);
1876     aStoredPrs.append(aSelected);
1877   }
1878
1879   // 1. it is necessary to save current selection in order to restore it after the features moving
1880   theCurrentSelection.clear();
1881
1882   QList<ModuleBase_ViewerPrsPtr>::const_iterator anIt = aStoredPrs.begin(),
1883                                                 aLast = aStoredPrs.end();
1884
1885   CompositeFeaturePtr aSketch = activeSketch();
1886   for (; anIt != aLast; anIt++) {
1887     ModuleBase_ViewerPrsPtr aPrs = *anIt;
1888     ObjectPtr anObject = aPrs->object();
1889     if (!anObject.get())
1890       continue;
1891
1892     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
1893     FeaturePtr aFeature;
1894     if (aResult.get())
1895       aFeature = ModelAPI_Feature::feature(aResult);
1896     else
1897       aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
1898
1899     if (!aFeature.get())
1900       continue;
1901
1902     std::set<AttributePtr> aSelectedAttributes;
1903     std::set<ResultPtr> aSelectedResults;
1904     SelectionInfo anInfo;
1905     if (theCurrentSelection.find(aFeature) != theCurrentSelection.end())
1906       anInfo = theCurrentSelection.find(aFeature).value();
1907
1908     TopoDS_Shape aFirstShape;
1909     ResultPtr aFirstResult = aFeature->firstResult();
1910     if (aFirstResult.get() && aFirstResult->shape().get())
1911       aFirstShape = aFirstResult->shape()->impl<TopoDS_Shape>();
1912     anInfo.myFirstResultShape = aFirstShape;
1913     Handle(SelectMgr_EntityOwner) anOwner = aPrs->owner();
1914     if (aResult.get()) {
1915       getAttributesOrResults(anOwner, aFeature, aSketch, aResult,
1916           anInfo.myAttributes, anInfo.myResults, anInfo.myLocalSelectedShapes);
1917     }
1918     else {
1919       std::list<ResultPtr> aResults = aFeature->results();
1920       std::list<ResultPtr>::const_iterator aIt;
1921       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1922         ResultPtr aResult = *aIt;
1923         getAttributesOrResults(anOwner, aFeature, aSketch, aResult,
1924           anInfo.myAttributes, anInfo.myResults, anInfo.myLocalSelectedShapes);
1925       }
1926     }
1927     theCurrentSelection[aFeature] = anInfo;
1928   }
1929   //qDebug(QString("  storeSelection: %1").arg(theCurrentSelection.size()).toStdString().c_str());
1930 }
1931
1932 void PartSet_SketcherMgr::restoreSelection(
1933                                 PartSet_SketcherMgr::FeatureToSelectionMap& theCurrentSelection)
1934 {
1935   if (!myCurrentSketch.get())
1936     return;
1937
1938   //qDebug(QString("restoreSelection: %1").arg(theCurrentSelection.size()).toStdString().c_str());
1939   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1940   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1941   FeatureToSelectionMap::const_iterator aSIt = theCurrentSelection.begin(),
1942                                         aSLast = theCurrentSelection.end();
1943   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1944   anOwnersToSelect.Clear();
1945   for (; aSIt != aSLast; aSIt++) {
1946     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, theCurrentSelection,
1947                        anOwnersToSelect);
1948   }
1949   aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1950 }
1951
1952 void PartSet_SketcherMgr::onShowConstraintsToggle(int theType, bool theState)
1953 {
1954   PartSet_Tools::ConstraintVisibleState aType = (PartSet_Tools::ConstraintVisibleState)theType;
1955
1956   updateBySketchParameters(aType, theState);
1957 }
1958
1959 void PartSet_SketcherMgr::updateBySketchParameters(
1960                                    const PartSet_Tools::ConstraintVisibleState& theType,
1961                                    bool theState)
1962 {
1963   if (myCurrentSketch.get() == NULL)
1964     return;
1965
1966   bool aPrevState = myIsConstraintsShown[theType];
1967   myIsConstraintsShown[theType] = theState;
1968
1969   switch (theType) {
1970     case PartSet_Tools::Geometrical:
1971     case PartSet_Tools::Dimensional: {
1972       if (aPrevState != theState) {
1973         ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1974         XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1975         int aNumberOfSubs = myCurrentSketch->numberOfSubs();
1976         for (int i = 0; i < aNumberOfSubs; i++) {
1977           FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1978           bool aProcessed = false;
1979           bool aConstraintDisplayed = canDisplayConstraint(aSubFeature, theType, aProcessed);
1980           if (aProcessed)
1981             aSubFeature->setDisplayed(aConstraintDisplayed);
1982         }
1983         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1984       }
1985     }
1986     break;
1987     case PartSet_Tools::Expressions: {
1988       if (aPrevState != theState) {
1989         /// call all sketch features redisplay, the expression state will be corrected in customize
1990         /// of distance presentation
1991         Events_ID anEventId = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
1992         PartSet_Tools::sendSubFeaturesEvent(myCurrentSketch, anEventId);
1993       }
1994     }
1995     break;
1996   }
1997 }
1998
1999 void PartSet_SketcherMgr::updateSelectionPriority(ObjectPtr theObject,
2000                                                   FeaturePtr theFeature)
2001 {
2002   if (!theObject.get() || !theFeature.get())
2003     return;
2004
2005   AISObjectPtr anAIS = workshop()->displayer()->getAISObject(theObject);
2006   Handle(AIS_InteractiveObject) anAISIO;
2007   if (anAIS.get() != NULL) {
2008     anAISIO = anAIS->impl<Handle(AIS_InteractiveObject)>();
2009   }
2010
2011   if (!anAISIO.IsNull()) { // the presentation for the object is visualized
2012     int anAdditionalPriority = 0;
2013     // current feature
2014     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
2015             std::dynamic_pointer_cast<SketchPlugin_Feature>(theFeature);
2016     if (aSPFeature.get() != NULL) {
2017       // 1. Vertices
2018       // 2. Simple segments
2019       // 3. External objects (violet color)
2020       // 4. Auxiliary segments (dotted)
2021       // StdSelect_BRepSelectionTool::Load uses priority calculating:
2022       // Standard_Integer aPriority =
2023       // (thePriority == -1) ? GetStandardPriority (theShape, theType) : thePriority;
2024       // Priority of Vertex is 8, edge(segment) is 7.
2025       // It might be not corrected as provides the condition above.
2026       bool isExternal = aSPFeature->isExternal();
2027       bool isAuxiliary = PartSet_Tools::isAuxiliarySketchEntity(aSPFeature);
2028       // current feature
2029       if (!isExternal && !isAuxiliary)
2030         anAdditionalPriority = 30;
2031       // external feature
2032       if (isExternal)
2033         anAdditionalPriority = 20;
2034       // auxiliary feature
2035       if (isAuxiliary) {
2036         anAdditionalPriority = 10; /// auxiliary objects should have less priority that
2037         // edges/vertices of local selection on not-sketch objects
2038       }
2039       Handle(ModuleBase_ResultPrs) aResult = Handle(ModuleBase_ResultPrs)::DownCast(anAISIO);
2040       if (!aResult.IsNull()) {
2041         aResult->setAdditionalSelectionPriority(anAdditionalPriority);
2042       }
2043     }
2044   }
2045 }
2046
2047 XGUI_Workshop* PartSet_SketcherMgr::workshop() const
2048 {
2049   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
2050   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
2051   return aConnector->workshop();
2052 }
2053
2054 XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
2055 {
2056   return workshop()->operationMgr();
2057 }
2058
2059 void PartSet_SketcherMgr::onShowPoints(bool toShow)
2060 {
2061   if (!myCurrentSketch.get())
2062     return;
2063   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
2064   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
2065   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
2066
2067   bool aToUpdate = false;
2068   if (toShow) {
2069     std::list<ResultPtr> aFreePoints = SketcherPrs_Tools::getFreePoints(myCurrentSketch);
2070
2071     // Delete obsolete presentations
2072     std::list<ResultPtr> aDelList;
2073     foreach(ResultPtr aObj, myPointsHighlight.keys()) {
2074       bool aFound = (std::find(aFreePoints.begin(), aFreePoints.end(), aObj) != aFreePoints.end());
2075       if (!aFound)
2076         aDelList.push_back(aObj);
2077     }
2078     foreach(ResultPtr aObj, aDelList) {
2079       aContext->Remove(myPointsHighlight[aObj], false);
2080       aToUpdate = true;
2081       myPointsHighlight.remove(aObj);
2082     }
2083
2084     // Display new objects
2085     QList<ResultPtr> aKeysList = myPointsHighlight.keys();
2086     std::list<ResultPtr>::const_iterator aIt;
2087     for (aIt = aFreePoints.cbegin(); aIt != aFreePoints.cend(); aIt++) {
2088       if (!aKeysList.contains(*aIt)) {
2089         GeomShapePtr aShapePtr = (*aIt)->shape();
2090         TopoDS_Shape aShape = aShapePtr->impl<TopoDS_Shape>();
2091         Handle(AIS_Shape) aShapePrs = new AIS_Shape(aShape);
2092         aShapePrs->SetColor(Quantity_NOC_BLUE1);
2093         aShapePrs->SetZLayer(Graphic3d_ZLayerId_Top);
2094         Handle(Prs3d_Drawer) aDrawer = aShapePrs->Attributes();
2095         if (aDrawer->HasOwnPointAspect()) {
2096           aDrawer->PointAspect()->SetTypeOfMarker(Aspect_TOM_O_STAR);
2097           aDrawer->PointAspect()->SetColor(Quantity_NOC_BLUE1);
2098           aDrawer->PointAspect()->SetScale(2);
2099         }
2100         else
2101           aDrawer->SetPointAspect(new Prs3d_PointAspect(Aspect_TOM_O_STAR, Quantity_NOC_BLUE1, 2));
2102         aContext->Display(aShapePrs, false);
2103         aContext->Deactivate(aShapePrs);
2104         myPointsHighlight[*aIt] = aShapePrs;
2105         aToUpdate = true;
2106       }
2107     }
2108   }
2109   else {
2110     foreach(Handle(AIS_Shape) aPrs, myPointsHighlight.values()) {
2111       aContext->Remove(aPrs, false);
2112       aToUpdate = true;
2113     }
2114     myPointsHighlight.clear();
2115   }
2116   if (aToUpdate)
2117     aViewer->update();
2118 }
2119
2120 void PartSet_SketcherMgr::processEvent(const std::shared_ptr<Events_Message>& theMessage)
2121 {
2122   if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_DOF_OBJECTS)) {
2123     std::shared_ptr<ModelAPI_ObjectUpdatedMessage> anUpdateMsg =
2124       std::dynamic_pointer_cast<ModelAPI_ObjectUpdatedMessage>(theMessage);
2125     std::set<ObjectPtr> aObjects = anUpdateMsg->objects();
2126     std::set<ObjectPtr>::const_iterator aIt;
2127     QList<ModuleBase_ViewerPrsPtr> aPrsList;
2128     for (aIt = aObjects.cbegin(); aIt != aObjects.cend(); aIt++) {
2129       FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*aIt);
2130       if (aFeature.get()) {
2131         std::list<ResultPtr> aRes = aFeature->results();
2132         std::list<ResultPtr>::const_iterator aIt;
2133         for (aIt = aRes.cbegin(); aIt != aRes.cend(); ++aIt) {
2134           ModuleBase_ViewerPrsPtr aPrsPtr(new ModuleBase_ViewerPrs(*aIt));
2135           aPrsList.append(aPrsPtr);
2136         }
2137       }
2138     }
2139     if (aPrsList.size() > 0) {
2140       myModule->workshop()->setSelected(aPrsList);
2141     }
2142   }
2143 }
2144
2145 void PartSet_Fitter::fitAll(Handle(V3d_View) theView)
2146 {
2147   CompositeFeaturePtr aSketch = mySketchMgr->activeSketch();
2148
2149   ModuleBase_IWorkshop* aWorkshop = mySketchMgr->module()->workshop();
2150   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
2151   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
2152
2153   Bnd_Box aBndBox;
2154   int aNumberOfSubs = aSketch->numberOfSubs();
2155   double aXmin, aYmin, aZmin, aXmax, aYmax, aZmax;
2156   for (int i = 0; i < aNumberOfSubs; i++) {
2157     FeaturePtr aFeature = aSketch->subFeature(i);
2158     if (aDisplayer->isVisible(aFeature)) {
2159       AISObjectPtr aAisPtr = aDisplayer->getAISObject(aFeature);
2160       Handle(AIS_InteractiveObject) aAisObj = aAisPtr->impl<Handle(AIS_InteractiveObject)>();
2161       if (!aAisObj->IsInfinite()) {
2162         Bnd_Box aBox;
2163         aAisObj->BoundingBox(aBox);
2164         aBndBox.Add(aBox);
2165       }
2166     }
2167     else {
2168       std::list<ResultPtr> aResults = aFeature->results();
2169       std::list<ResultPtr>::const_iterator aIt;
2170       ResultPtr aRes;
2171       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
2172         aRes = (*aIt);
2173         if (aRes->isDisplayed()) {
2174           FeaturePtr aFeature = ModelAPI_Feature::feature(aRes);
2175           if (aFeature.get()) {
2176             std::shared_ptr<SketchPlugin_Feature> aSPFeature =
2177               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
2178             if (aSPFeature.get()) {
2179               bool isAxiliary =
2180                 aSPFeature->boolean(SketchPlugin_SketchEntity::AUXILIARY_ID())->value();
2181               if (!(aSPFeature->isExternal() || isAxiliary)) {
2182                 GeomShapePtr aShape = aRes->shape();
2183                 aShape->computeSize(aXmin, aYmin, aZmin, aXmax, aYmax, aZmax);
2184                 Bnd_Box aBox;
2185                 aBox.Update(aXmin, aYmin, aZmin, aXmax, aYmax, aZmax);
2186                 aBndBox.Add(aBox);
2187               }
2188             }
2189           }
2190         }
2191       }
2192     }
2193   }
2194   if (aBndBox.IsVoid())
2195     theView->FitAll();
2196   else
2197     theView->FitAll(aBndBox, 0.01);
2198 }