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