src/PartSet/PartSet_Tools.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_Tools.cpp
   4 // Created:     28 Apr 2014
   5 // Author:      Natalia ERMOLAEVA
   6
   7 #include <PartSet_Tools.h>
   8 #include <PartSet_Module.h>
   9 #include <PartSet_SketcherMgr.h>
  10
  11 #include <ModelAPI_Data.h>
  12 #include <ModelAPI_AttributeDouble.h>
  13 #include <ModelAPI_AttributeRefList.h>
  14 #include <ModelAPI_Document.h>
  15 #include <ModelAPI_Session.h>
  16 #include <ModelAPI_ResultConstruction.h>
  17 #include <ModelAPI_Events.h>
  18 #include <ModelAPI_Validator.h>
  19
  20 #include <ModelGeomAlgo_Point2D.h>
  21
  22 #include <Events_Loop.h>
  23
  24 #include <SketcherPrs_Tools.h>
  25
  26 #include <XGUI_ModuleConnector.h>
  27 #include <XGUI_Displayer.h>
  28 #include <XGUI_Workshop.h>
  29 #include <XGUI_SelectionMgr.h>
  30 #include <XGUI_Selection.h>
  31
  32 #include <GeomDataAPI_Point.h>
  33 #include <GeomDataAPI_Dir.h>
  34 #include <GeomDataAPI_Point2D.h>
  35 #include <GeomAPI_Pln.h>
  36 #include <GeomAPI_Pnt2d.h>
  37 #include <GeomAPI_Pnt.h>
  38 #include <GeomAPI_Edge.h>
  39 #include <GeomAPI_Vertex.h>
  40
  41 #include <GeomAPI_Dir.h>
  42 #include <GeomAPI_XYZ.h>
  43
  44 #include <SketchPlugin_Feature.h>
  45 #include <SketchPlugin_Sketch.h>
  46 #include <SketchPlugin_ConstraintCoincidence.h>
  47 #include <SketchPlugin_ConstraintDistance.h>
  48 #include <SketchPlugin_ConstraintLength.h>
  49 #include <SketchPlugin_ConstraintRadius.h>
  50 #include <SketchPlugin_ConstraintRigid.h>
  51 #include <SketchPlugin_Constraint.h>
  52 #include <SketchPlugin_Circle.h>
  53 #include <SketchPlugin_Arc.h>
  54 #include <SketchPlugin_Line.h>
  55 #include <SketchPlugin_Point.h>
  56
  57 #include <ModuleBase_IWorkshop.h>
  58 #include <ModuleBase_ViewerPrs.h>
  59 #include <ModuleBase_Tools.h>
  60
  61 #include <V3d_View.hxx>
  62 #include <gp_Pln.hxx>
  63 #include <gp_Circ.hxx>
  64 #include <ProjLib.hxx>
  65 #include <ElSLib.hxx>
  66 #include <Geom_Line.hxx>
  67 #include <GeomAPI_ProjectPointOnCurve.hxx>
  68 #include <BRep_Tool.hxx>
  69 #include <TopoDS.hxx>
  70 #include <TopoDS_Edge.hxx>
  71 #include <TopoDS_Vertex.hxx>
  72 #include <AIS_InteractiveObject.hxx>
  73 #include <StdSelect_BRepOwner.hxx>
  74 #include <SelectMgr_IndexedMapOfOwner.hxx>
  75
  76 #ifdef _DEBUG
  77 #include <QDebug>
  78 #endif
  79
  80 const double PRECISION_TOLERANCE = 0.000001;
  81 const int AIS_DEFAULT_WIDTH = 2;
  82
  83 int PartSet_Tools::getAISDefaultWidth()
  84 {
  85   return AIS_DEFAULT_WIDTH;
  86 }
  87
  88 gp_Pnt PartSet_Tools::convertClickToPoint(QPoint thePoint, Handle(V3d_View) theView)
  89 {
  90   if (theView.IsNull())
  91     return gp_Pnt();
  92
  93   V3d_Coordinate XEye, YEye, ZEye, XAt, YAt, ZAt;
  94   theView->Eye(XEye, YEye, ZEye);
  95
  96   theView->At(XAt, YAt, ZAt);
  97   gp_Pnt EyePoint(XEye, YEye, ZEye);
  98   gp_Pnt AtPoint(XAt, YAt, ZAt);
  99
 100   gp_Vec EyeVector(EyePoint, AtPoint);
 101   gp_Dir EyeDir(EyeVector);
 102
 103   gp_Pln PlaneOfTheView = gp_Pln(AtPoint, EyeDir);
 104   Standard_Real X, Y, Z;
 105   theView->Convert(thePoint.x(), thePoint.y(), X, Y, Z);
 106   gp_Pnt ConvertedPoint(X, Y, Z);
 107
 108   gp_Pnt2d ConvertedPointOnPlane = ProjLib::Project(PlaneOfTheView, ConvertedPoint);
 109   gp_Pnt ResultPoint = ElSLib::Value(ConvertedPointOnPlane.X(), ConvertedPointOnPlane.Y(),
 110                                      PlaneOfTheView);
 111   return ResultPoint;
 112 }
 113
 114 void PartSet_Tools::convertTo2D(const gp_Pnt& thePoint, FeaturePtr theSketch,
 115 Handle(V3d_View) theView,
 116                                 double& theX, double& theY)
 117 {
 118   if (!theSketch)
 119     return;
 120
 121   AttributeDoublePtr anAttr;
 122   std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 123
 124   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 125       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 126
 127   std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 128       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 129   std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 130       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 131   std::shared_ptr<GeomAPI_XYZ> anY = aNorm->xyz()->cross(aX->xyz());
 132
 133   gp_Pnt anOriginPnt(anOrigin->x(), anOrigin->y(), anOrigin->z());
 134   gp_Vec aVec(anOriginPnt, thePoint);
 135
 136   if (!theView.IsNull()) {
 137     V3d_Coordinate XEye, YEye, ZEye, XAt, YAt, ZAt;
 138     theView->Eye(XEye, YEye, ZEye);
 139
 140     theView->At(XAt, YAt, ZAt);
 141     gp_Pnt EyePoint(XEye, YEye, ZEye);
 142     gp_Pnt AtPoint(XAt, YAt, ZAt);
 143
 144     gp_Vec anEyeVec(EyePoint, AtPoint);
 145     anEyeVec.Normalize();
 146
 147     std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 148         aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 149     gp_Vec aNormalVec(aNormal->x(), aNormal->y(), aNormal->z());
 150
 151     double aDen = anEyeVec * aNormalVec;
 152     double aLVec = aDen != 0 ? aVec * aNormalVec / aDen : DBL_MAX;
 153
 154     gp_Vec aDeltaVec = anEyeVec * aLVec;
 155     aVec = aVec - aDeltaVec;
 156   }
 157   theX = aVec.X() * aX->x() + aVec.Y() * aX->y() + aVec.Z() * aX->z();
 158   theY = aVec.X() * anY->x() + aVec.Y() * anY->y() + aVec.Z() * anY->z();
 159 }
 160
 161 std::shared_ptr<GeomAPI_Pnt2d> PartSet_Tools::convertTo2D(FeaturePtr theSketch,
 162                                                     const std::shared_ptr<GeomAPI_Pnt>& thePnt)
 163 {
 164   std::shared_ptr<GeomAPI_Pnt2d> aRes;
 165   if (theSketch->getKind() != SketchPlugin_Sketch::ID())
 166     return aRes;
 167   std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 168       theSketch->data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 169   std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 170       theSketch->data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 171   std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 172       theSketch->data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 173   std::shared_ptr<GeomAPI_Dir> aY(new GeomAPI_Dir(aNorm->dir()->cross(aX->dir())));
 174   return thePnt->to2D(aC->pnt(), aX->dir(), aY);
 175 }
 176
 177
 178 std::shared_ptr<GeomAPI_Pnt> PartSet_Tools::convertTo3D(const double theX, const double theY, FeaturePtr theSketch)
 179 {
 180   std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 181
 182   std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 183       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 184   std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 185       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 186   std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 187       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 188   std::shared_ptr<GeomAPI_Dir> aY(new GeomAPI_Dir(aNorm->dir()->cross(aX->dir())));
 189
 190   std::shared_ptr<GeomAPI_Pnt2d> aPnt2d =
 191     std::shared_ptr<GeomAPI_Pnt2d>(new GeomAPI_Pnt2d(theX, theY));
 192
 193   return aPnt2d->to3D(aC->pnt(), aX->dir(), aY);
 194 }
 195
 196 std::shared_ptr<ModelAPI_Document> PartSet_Tools::document()
 197 {
 198   return ModelAPI_Session::get()->moduleDocument();
 199 }
 200
 201 void PartSet_Tools::setFeatureValue(FeaturePtr theFeature, double theValue,
 202                                     const std::string& theAttribute)
 203 {
 204   if (!theFeature)
 205     return;
 206   std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 207   AttributeDoublePtr anAttribute = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
 208       aData->attribute(theAttribute));
 209   if (anAttribute)
 210     anAttribute->setValue(theValue);
 211 }
 212
 213 double PartSet_Tools::featureValue(FeaturePtr theFeature, const std::string& theAttribute,
 214                                    bool& isValid)
 215 {
 216   isValid = false;
 217   double aValue = 0;
 218   if (theFeature) {
 219     std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 220     AttributeDoublePtr anAttribute = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
 221         aData->attribute(theAttribute));
 222     if (anAttribute) {
 223       aValue = anAttribute->value();
 224       isValid = true;
 225     }
 226   }
 227   return aValue;
 228 }
 229
 230 FeaturePtr PartSet_Tools::feature(FeaturePtr theFeature, const std::string& theAttribute,
 231                                   const std::string& theKind)
 232 {
 233   FeaturePtr aFeature;
 234   if (!theFeature)
 235     return aFeature;
 236
 237   std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 238   std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = std::dynamic_pointer_cast<
 239       ModelAPI_AttributeRefAttr>(aData->attribute(theAttribute));
 240   if (anAttr) {
 241     aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anAttr->object());
 242     if (!theKind.empty() && aFeature && aFeature->getKind() != theKind) {
 243       aFeature = FeaturePtr();
 244     }
 245   }
 246   return aFeature;
 247 }
 248
 249 void PartSet_Tools::createConstraint(CompositeFeaturePtr theSketch,
 250                                      std::shared_ptr<GeomDataAPI_Point2D> thePoint1,
 251                                      std::shared_ptr<GeomDataAPI_Point2D> thePoint2)
 252 {
 253   FeaturePtr aFeature;
 254   if (theSketch) {
 255     aFeature = theSketch->addFeature(SketchPlugin_ConstraintCoincidence::ID());
 256   } else {
 257     std::shared_ptr<ModelAPI_Document> aDoc = document();
 258     aFeature = aDoc->addFeature(SketchPlugin_ConstraintCoincidence::ID());
 259   }
 260
 261   std::shared_ptr<ModelAPI_Data> aData = aFeature->data();
 262
 263   std::shared_ptr<ModelAPI_AttributeRefAttr> aRef1 = std::dynamic_pointer_cast<
 264       ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
 265   aRef1->setAttr(thePoint1);
 266
 267   std::shared_ptr<ModelAPI_AttributeRefAttr> aRef2 = std::dynamic_pointer_cast<
 268       ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
 269   aRef2->setAttr(thePoint2);
 270
 271   // we need to flush created signal in order to coincidence is processed by solver
 272   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 273 }
 274
 275 /*std::shared_ptr<GeomDataAPI_Point2D> PartSet_Tools::
 276   findAttributePoint(CompositeFeaturePtr theSketch, double theX, double theY,
 277   double theTolerance, const QList<FeaturePtr>& theIgnore)
 278 {
 279   std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 280       new GeomAPI_Pnt2d(theX, theY));
 281
 282   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes;
 283   for (int i = 0; i < theSketch->numberOfSubs(); i++) {
 284     FeaturePtr aFeature = theSketch->subFeature(i);
 285     if (!theIgnore.contains(aFeature)) {
 286       anAttiributes = aFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 287
 288       std::list<std::shared_ptr<ModelAPI_Attribute> >::const_iterator anIt;
 289       for (anIt = anAttiributes.cbegin(); anIt != anAttiributes.cend(); ++anIt) {
 290         std::shared_ptr<GeomDataAPI_Point2D> aCurPoint =
 291           std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
 292         double x = aCurPoint->x();
 293         double y = aCurPoint->y();
 294         if (aCurPoint && (aCurPoint->pnt()->distance(aClickedPoint) < theTolerance)) {
 295           return aCurPoint;
 296         }
 297       }
 298     }
 299   }
 300   return std::shared_ptr<GeomDataAPI_Point2D>();
 301 }*/
 302
 303
 304 std::shared_ptr<GeomDataAPI_Point2D> PartSet_Tools::findFirstEqualPointInArgumentFeatures(
 305                   const FeaturePtr& theFeature, const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 306 {
 307   std::shared_ptr<GeomDataAPI_Point2D> aFeaturePoint;
 308
 309   // may be feature is not updated yet, execute is not performed and references features
 310   // are not created. Case: rectangle macro feature
 311   ModuleBase_Tools::flushUpdated(theFeature);
 312
 313   std::list<AttributePtr> anAttributes = theFeature->data()->attributes(
 314                                           ModelAPI_AttributeRefList::typeId());
 315   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
 316   for (; anIt != aLast && !aFeaturePoint.get(); anIt++) {
 317     std::shared_ptr<ModelAPI_AttributeRefList> aCurSelList =
 318                                       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(*anIt);
 319     for (int i = 0, aNb = aCurSelList->size(); i < aNb && !aFeaturePoint.get(); i++) {
 320       ObjectPtr anObject = aCurSelList->object(i);
 321       FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
 322       if (aFeature.get())
 323         aFeaturePoint = PartSet_Tools::findFirstEqualPoint(aFeature, thePoint);
 324     }
 325   }
 326   return aFeaturePoint;
 327 }
 328
 329 std::shared_ptr<GeomDataAPI_Point2D> PartSet_Tools::findFirstEqualPoint(const FeaturePtr& theFeature,
 330                                                       const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 331 {
 332   std::shared_ptr<GeomDataAPI_Point2D> aFPoint;
 333
 334   // find the given point in the feature attributes
 335   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes =
 336                                     theFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 337   std::list<std::shared_ptr<ModelAPI_Attribute> >::const_iterator anIt = anAttiributes.begin(),
 338       aLast = anAttiributes.end();
 339   ModelAPI_ValidatorsFactory* aValidators = ModelAPI_Session::get()->validators();
 340
 341   for (; anIt != aLast && !aFPoint; anIt++) {
 342     std::shared_ptr<GeomDataAPI_Point2D> aCurPoint =
 343                                              std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
 344     if (aCurPoint && aCurPoint->isInitialized() &&
 345         aValidators->isCase(theFeature, aCurPoint->id()) &&
 346         (aCurPoint->pnt()->distance(thePoint) < Precision::Confusion())) {
 347       aFPoint = aCurPoint;
 348       break;
 349     }
 350   }
 351   return aFPoint;
 352 }
 353
 354 void PartSet_Tools::setConstraints(CompositeFeaturePtr theSketch, FeaturePtr theFeature,
 355                                    const std::string& theAttribute, double theClickedX,
 356                                    double theClickedY)
 357 {
 358   if (!theFeature.get())
 359     return;
 360
 361   std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 362       new GeomAPI_Pnt2d(theClickedX, theClickedY));
 363
 364   // find a feature point by the selection mode
 365   std::shared_ptr<GeomDataAPI_Point2D> aFeaturePoint;
 366   if (theFeature->isMacro()) {
 367     // the macro feature will be removed after the operation is stopped, so we need to build
 368     // coicidence to possible sub-features
 369     aFeaturePoint = PartSet_Tools::findFirstEqualPointInArgumentFeatures(theFeature, aClickedPoint);
 370   }
 371   else {
 372     aFeaturePoint = std::dynamic_pointer_cast<
 373         GeomDataAPI_Point2D>(theFeature->data()->attribute(theAttribute));
 374   }
 375   if (!aFeaturePoint)
 376     return;
 377
 378   // get all sketch features. If the point with the given coordinates belong to any sketch feature,
 379   // the constraint is created between the feature point and the found sketch point
 380   std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 381   std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
 382       ModelAPI_AttributeRefList>(aData->attribute(SketchPlugin_Sketch::FEATURES_ID()));
 383
 384   std::list<ObjectPtr> aFeatures = aRefList->list();
 385   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin(), aLast = aFeatures.end();
 386   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes;
 387   for (; anIt != aLast; anIt++) {
 388     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
 389     if (!aFeature.get() || (theFeature == aFeature) || (aFeaturePoint->owner() == aFeature))
 390       continue;
 391     std::shared_ptr<GeomDataAPI_Point2D> aFPoint = PartSet_Tools::findFirstEqualPoint(aFeature,
 392                                                                                 aClickedPoint);
 393     if (aFPoint)
 394       PartSet_Tools::createConstraint(theSketch, aFPoint, aFeaturePoint);
 395   }
 396 }
 397
 398 std::shared_ptr<GeomAPI_Pln> PartSet_Tools::sketchPlane(CompositeFeaturePtr theSketch)
 399 {
 400   std::shared_ptr<GeomAPI_Pln> aPlane;
 401
 402   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 403       theSketch->data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 404   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 405       theSketch->data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 406
 407   if (aNormal.get() && aNormal->isInitialized() &&
 408       anOrigin.get() && anOrigin->isInitialized())
 409     aPlane = std::shared_ptr<GeomAPI_Pln>(new GeomAPI_Pln(anOrigin->pnt(), aNormal->dir()));
 410
 411   return aPlane;
 412 }
 413
 414 std::shared_ptr<GeomAPI_Pnt> PartSet_Tools::point3D(std::shared_ptr<GeomAPI_Pnt2d> thePoint2D,
 415                                                       CompositeFeaturePtr theSketch)
 416 {
 417   std::shared_ptr<GeomAPI_Pnt> aPoint;
 418   if (!theSketch || !thePoint2D)
 419     return aPoint;
 420
 421   DataPtr aData = theSketch->data();
 422   std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 423       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 424   std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 425       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 426   std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 427       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 428   std::shared_ptr<GeomAPI_Dir> aY(new GeomAPI_Dir(aNorm->dir()->cross(aX->dir())));
 429
 430   return thePoint2D->to3D(aC->pnt(), aX->dir(), aY);
 431 }
 432
 433 ResultPtr PartSet_Tools::findFixedObjectByExternal(const TopoDS_Shape& theShape,
 434                                                    const ObjectPtr& theObject,
 435                                                    CompositeFeaturePtr theSketch)
 436 {
 437   ResultPtr aResult;
 438   if (theShape.ShapeType() == TopAbs_EDGE) {
 439     // Check that we already have such external edge
 440     std::shared_ptr<GeomAPI_Edge> aInEdge = std::shared_ptr<GeomAPI_Edge>(new GeomAPI_Edge());
 441     aInEdge->setImpl(new TopoDS_Shape(theShape));
 442     aResult = findExternalEdge(theSketch, aInEdge);
 443   }
 444   if (theShape.ShapeType() == TopAbs_VERTEX) {
 445     std::shared_ptr<GeomAPI_Vertex> aInVert = std::shared_ptr<GeomAPI_Vertex>(new GeomAPI_Vertex());
 446     aInVert->setImpl(new TopoDS_Shape(theShape));
 447     aResult = findExternalVertex(theSketch, aInVert);
 448   }
 449   return aResult;
 450 }
 451
 452 ResultPtr PartSet_Tools::createFixedObjectByExternal(const TopoDS_Shape& theShape,
 453                                                      const ObjectPtr& theObject,
 454                                                      CompositeFeaturePtr theSketch,
 455                                                      const bool theTemporary)
 456 {
 457   if (theShape.ShapeType() == TopAbs_EDGE) {
 458     Standard_Real aStart, aEnd;
 459     Handle(V3d_View) aNullView;
 460     FeaturePtr aMyFeature;
 461
 462     Handle(Geom_Curve) aCurve = BRep_Tool::Curve(TopoDS::Edge(theShape), aStart, aEnd);
 463     GeomAdaptor_Curve aAdaptor(aCurve);
 464     std::shared_ptr<GeomAPI_Edge> anEdge = std::shared_ptr<GeomAPI_Edge>(new GeomAPI_Edge);
 465     anEdge->setImpl(new TopoDS_Shape(theShape));
 466     if (aAdaptor.GetType() == GeomAbs_Line) {
 467       // Create line
 468       aMyFeature = theSketch->addFeature(SketchPlugin_Line::ID());
 469       if (!theObject.get()) {
 470         // There is no selected result
 471         std::shared_ptr<GeomAPI_Pnt> aPnt1 = anEdge->firstPoint();
 472         std::shared_ptr<GeomAPI_Pnt> aPnt2 = anEdge->lastPoint();
 473         std::shared_ptr<GeomAPI_Pnt2d> aPnt2d1 = convertTo2D(theSketch, aPnt1);
 474         std::shared_ptr<GeomAPI_Pnt2d> aPnt2d2 = convertTo2D(theSketch, aPnt2);
 475
 476         std::shared_ptr<ModelAPI_Data> aData = aMyFeature->data();
 477         std::shared_ptr<GeomDataAPI_Point2D> aPoint1 =
 478           std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Line::START_ID()));
 479         std::shared_ptr<GeomDataAPI_Point2D> aPoint2 =
 480           std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Line::END_ID()));
 481
 482         aPoint1->setValue(aPnt2d1);
 483         aPoint2->setValue(aPnt2d2);
 484
 485         // If this is an axis then its name has to be changed correspondently
 486         std::string aSuffix = "";
 487         bool aXdir = fabs(aPnt1->x() - aPnt2->x()) > Precision::Confusion();
 488         bool aYdir = fabs(aPnt1->y() - aPnt2->y()) > Precision::Confusion();
 489         bool aZdir = fabs(aPnt1->z() - aPnt2->z()) > Precision::Confusion();
 490         if (aXdir && (!aYdir) && (!aZdir))
 491           aSuffix = "X";
 492         else if ((!aXdir) && aYdir && (!aZdir))
 493           aSuffix = "Y";
 494         else if ((!aXdir) && (!aYdir) && aZdir)
 495           aSuffix = "Z";
 496         if (aSuffix.length() > 0)
 497           aData->setName("Axis_" + aSuffix);
 498         aMyFeature->execute();
 499
 500       }
 501     } else if (aAdaptor.GetType() == GeomAbs_Circle) {
 502       if (anEdge->isArc()) {
 503         // Create arc
 504         aMyFeature = theSketch->addFeature(SketchPlugin_Arc::ID());
 505       }
 506       else {
 507         // Create circle
 508         aMyFeature = theSketch->addFeature(SketchPlugin_Circle::ID());
 509       }
 510     }
 511     if (aMyFeature) {
 512       DataPtr aData = aMyFeature->data();
 513       AttributeSelectionPtr anAttr =
 514         std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 515         (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 516
 517       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 518       // selection shape has no result owner => the trihedron axis
 519       // TODO: make reference to the real axes when they are implemented in the initialization plugin
 520       if (!aRes.get()) {
 521         ObjectPtr aPointObj = ModelAPI_Session::get()->moduleDocument()->objectByName(
 522           ModelAPI_ResultConstruction::group(), "Origin");
 523         if (aPointObj.get()) { // if initialization plugin performed well
 524           aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aPointObj);
 525         }
 526       }
 527       if (!aRes.get()) {
 528         aRes = aMyFeature->firstResult();
 529       }
 530       if (anAttr.get() && aRes.get()) {
 531         std::shared_ptr<GeomAPI_Shape> anEdge(new GeomAPI_Shape);
 532         anEdge->setImpl(new TopoDS_Shape(theShape));
 533
 534         anAttr->setValue(aRes, anEdge);
 535         //if (!theTemporary) {
 536           aMyFeature->execute();
 537
 538           // fix this edge
 539           FeaturePtr aFix = theSketch->addFeature(SketchPlugin_ConstraintRigid::ID());
 540           aFix->data()->refattr(SketchPlugin_Constraint::ENTITY_A())->
 541             setObject(aMyFeature->lastResult());
 542           // we need to flush created signal in order to fixed constraint is processed by solver
 543           Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 544         //}
 545         return aMyFeature->lastResult();
 546       }
 547     }
 548   }
 549   if (theShape.ShapeType() == TopAbs_VERTEX) {
 550     FeaturePtr aMyFeature = theSketch->addFeature(SketchPlugin_Point::ID());
 551
 552     if (aMyFeature) {
 553       DataPtr aData = aMyFeature->data();
 554       AttributeSelectionPtr anAttr =
 555         std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 556         (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 557
 558       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 559       // if there is no object, it means that this is the origin point: search it in the module document
 560       if (!aRes.get()) {
 561         ObjectPtr aPointObj = ModelAPI_Session::get()->moduleDocument()->objectByName(
 562           ModelAPI_ResultConstruction::group(), "Origin");
 563         if (aPointObj.get()) { // if initialization plugin performed well
 564           aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aPointObj);
 565         }
 566       }
 567       // reference to itself with name "Origin" (but this may cause the infinitive cycling)
 568       if (!aRes.get()) {
 569         // If the point is selected not from Result object
 570         std::shared_ptr<GeomAPI_Shape> aShape =
 571           std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape());
 572         aShape->setImpl(new TopoDS_Shape(theShape));
 573
 574         std::shared_ptr<GeomAPI_Vertex> aVertex =
 575           std::shared_ptr<GeomAPI_Vertex>(new GeomAPI_Vertex(aShape));
 576         std::shared_ptr<GeomAPI_Pnt> aPnt = aVertex->point();
 577
 578         std::shared_ptr<GeomAPI_Pnt2d> aPnt2d = convertTo2D(theSketch, aPnt);
 579         std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 580           std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Point::COORD_ID()));
 581         aPoint->setValue(aPnt2d);
 582         if ((aPnt->x() < Precision::Confusion()) &&
 583             (aPnt->y() < Precision::Confusion()) &&
 584             (aPnt->z() < Precision::Confusion()))
 585           aData->setName("Origin");
 586
 587         aMyFeature->execute();
 588         aRes = aMyFeature->firstResult();
 589       }
 590       if (anAttr.get() && aRes.get()) {
 591         std::shared_ptr<GeomAPI_Shape> aVert(new GeomAPI_Shape);
 592         aVert->setImpl(new TopoDS_Shape(theShape));
 593
 594         anAttr->setValue(aRes, aVert);
 595         //if (theTemporary) {
 596           aMyFeature->execute();
 597
 598           // fix this edge
 599           FeaturePtr aFix = theSketch->addFeature(SketchPlugin_ConstraintRigid::ID());
 600           aFix->data()->refattr(SketchPlugin_Constraint::ENTITY_A())->
 601             setObject(aMyFeature->lastResult());
 602           // we need to flush created signal in order to fixed constraint is processed by solver
 603           Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 604         //}
 605         return aMyFeature->lastResult();
 606       }
 607     }
 608   }
 609   return ResultPtr();
 610 }
 611
 612 bool PartSet_Tools::isContainPresentation(const QList<ModuleBase_ViewerPrsPtr>& theSelected,
 613                                           const ModuleBase_ViewerPrsPtr& thePrs)
 614 {
 615   foreach (ModuleBase_ViewerPrsPtr aPrs, theSelected) {
 616     if (aPrs->object() == thePrs->object())
 617       return true;
 618   }
 619   return false;
 620 }
 621
 622 ResultPtr PartSet_Tools::findExternalEdge(CompositeFeaturePtr theSketch, std::shared_ptr<GeomAPI_Edge> theEdge)
 623 {
 624   for (int i = 0; i < theSketch->numberOfSubs(); i++) {
 625     FeaturePtr aFeature = theSketch->subFeature(i);
 626     std::shared_ptr<SketchPlugin_Feature> aSketchFea =
 627       std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 628     if (aSketchFea) {
 629       if (aSketchFea->isExternal()) {
 630         std::list<ResultPtr> aResults = aSketchFea->results();
 631         std::list<ResultPtr>::const_iterator aIt;
 632         for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
 633           ResultConstructionPtr aRes =
 634             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aIt);
 635           if (aRes) {
 636             std::shared_ptr<GeomAPI_Shape> aShape = aRes->shape();
 637             if (aShape) {
 638               if (theEdge->isEqual(aShape))
 639                 return aRes;
 640             }
 641           }
 642         }
 643       }
 644     }
 645   }
 646   return ResultPtr();
 647 }
 648
 649
 650 ResultPtr PartSet_Tools::findExternalVertex(CompositeFeaturePtr theSketch, std::shared_ptr<GeomAPI_Vertex> theVert)
 651 {
 652   for (int i = 0; i < theSketch->numberOfSubs(); i++) {
 653     FeaturePtr aFeature = theSketch->subFeature(i);
 654     std::shared_ptr<SketchPlugin_Feature> aSketchFea =
 655       std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 656     if (aSketchFea) {
 657       if (aSketchFea->isExternal()) {
 658         std::list<ResultPtr> aResults = aSketchFea->results();
 659         std::list<ResultPtr>::const_iterator aIt;
 660         for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
 661           ResultConstructionPtr aRes =
 662             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aIt);
 663           if (aRes) {
 664             std::shared_ptr<GeomAPI_Shape> aShape = aRes->shape();
 665             if (aShape) {
 666               if (theVert->isEqual(aShape))
 667                 return aRes;
 668             }
 669           }
 670         }
 671       }
 672     }
 673   }
 674   return ResultPtr();
 675 }
 676
 677
 678 bool PartSet_Tools::hasVertexShape(const ModuleBase_ViewerPrsPtr& thePrs, FeaturePtr theSketch,
 679                                    Handle_V3d_View theView, double& theX, double& theY)
 680 {
 681   bool aHasVertex = false;
 682
 683   const GeomShapePtr& aShape = thePrs->shape();
 684   if (aShape.get() && !aShape->isNull() && aShape->shapeType() == GeomAPI_Shape::VERTEX)
 685   {
 686     const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 687     const TopoDS_Vertex& aVertex = TopoDS::Vertex(aTDShape);
 688     if (!aVertex.IsNull())
 689     {
 690       gp_Pnt aPoint = BRep_Tool::Pnt(aVertex);
 691       PartSet_Tools::convertTo2D(aPoint, theSketch, theView, theX, theY);
 692       aHasVertex = true;
 693     }
 694   }
 695
 696   return aHasVertex;
 697 }
 698
 699 GeomShapePtr PartSet_Tools::findShapeBy2DPoint(const AttributePtr& theAttribute,
 700                                                        ModuleBase_IWorkshop* theWorkshop)
 701 {
 702   GeomShapePtr aShape;
 703   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
 704   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 705
 706   // 2. find visualized vertices of the attribute and if the attribute of the vertex is
 707   // the same, return it
 708   FeaturePtr anAttributeFeature = ModelAPI_Feature::feature(theAttribute->owner());
 709   // 2.1 get visualized results of the feature
 710   const std::list<ResultPtr>& aResList = anAttributeFeature->results();
 711   std::list<ResultPtr>::const_iterator anIt = aResList.begin(), aLast = aResList.end();
 712   for (; anIt != aLast; anIt++) {
 713     AISObjectPtr aAISObj = aDisplayer->getAISObject(*anIt);
 714     if (aAISObj.get() != NULL) {
 715       Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
 716       // 2.2 find selected owners of a visualizedd object
 717       SelectMgr_IndexedMapOfOwner aSelectedOwners;
 718       aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
 719       for (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
 720         Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
 721         if (!anOwner.IsNull()) {
 722           Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(anOwner);
 723           if (!aBRepOwner.IsNull() && aBRepOwner->HasShape()) {
 724             const TopoDS_Shape& aBRepShape = aBRepOwner->Shape();
 725             if (aBRepShape.ShapeType() == TopAbs_VERTEX) {
 726               // 2.3 if the owner is vertex and an attribute of the vertex is equal to the initial
 727               // attribute, returns the shape
 728               PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(theWorkshop->module());
 729               PartSet_SketcherMgr* aSketchMgr = aModule->sketchMgr();
 730               AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(anAttributeFeature,
 731                                                         aBRepShape, aSketchMgr->activeSketch());
 732               if (aPntAttr.get() != NULL && aPntAttr == theAttribute) {
 733                 aShape = std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape);
 734                 aShape->setImpl(new TopoDS_Shape(aBRepShape));
 735                 break;
 736               }
 737             }
 738           }
 739         }
 740       }
 741     }
 742   }
 743   return aShape;
 744 }
 745
 746 std::shared_ptr<GeomAPI_Pnt2d> PartSet_Tools::getPoint(std::shared_ptr<ModelAPI_Feature>& theFeature,
 747                                                        const std::string& theAttribute)
 748 {
 749   std::shared_ptr<GeomDataAPI_Point2D> aPointAttr = ModelGeomAlgo_Point2D::getPointOfRefAttr(
 750                                           theFeature.get(), theAttribute, SketchPlugin_Point::ID(),
 751                                           SketchPlugin_Point::COORD_ID());
 752   if (aPointAttr.get() != NULL)
 753     return aPointAttr->pnt();
 754   return std::shared_ptr<GeomAPI_Pnt2d>();
 755 }
 756
 757 FeaturePtr findFirstCoincidenceByData(const DataPtr& theData, std::shared_ptr<GeomAPI_Pnt2d> thePoint)
 758 {
 759   FeaturePtr aCoincident;
 760
 761   const std::set<AttributePtr>& aRefsList = theData->refsToMe();
 762   std::set<AttributePtr>::const_iterator aIt;
 763   for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 764     std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 765     FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 766     if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 767       std::shared_ptr<GeomAPI_Pnt2d> a2dPnt =
 768         PartSet_Tools::getPoint(aConstrFeature, SketchPlugin_ConstraintCoincidence::ENTITY_A());
 769       if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 770         aCoincident = aConstrFeature;
 771         break;
 772       } else {
 773         a2dPnt = PartSet_Tools::getPoint(aConstrFeature,
 774                                           SketchPlugin_ConstraintCoincidence::ENTITY_B());
 775         if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 776           aCoincident = aConstrFeature;
 777           break;
 778         }
 779       }
 780     }
 781   }
 782   return aCoincident;
 783 }
 784
 785 FeaturePtr PartSet_Tools::findFirstCoincidence(const FeaturePtr& theFeature,
 786                                                std::shared_ptr<GeomAPI_Pnt2d> thePoint)
 787 {
 788   FeaturePtr aCoincident;
 789   if (theFeature.get() == NULL)
 790     return aCoincident;
 791
 792   const std::set<AttributePtr>& aRefsList = theFeature->data()->refsToMe();
 793   std::set<AttributePtr>::const_iterator aIt;
 794   for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 795     std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 796     FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 797     if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 798       std::shared_ptr<GeomAPI_Pnt2d> a2dPnt =
 799         PartSet_Tools::getPoint(aConstrFeature, SketchPlugin_ConstraintCoincidence::ENTITY_A());
 800       if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 801         aCoincident = aConstrFeature;
 802         break;
 803       } else {
 804         a2dPnt = PartSet_Tools::getPoint(aConstrFeature,
 805                                           SketchPlugin_ConstraintCoincidence::ENTITY_B());
 806         if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 807           aCoincident = aConstrFeature;
 808           break;
 809         }
 810       }
 811     }
 812   }
 813   /// Find by result
 814   if (!aCoincident.get()) {
 815     std::list<ResultPtr> aResults = theFeature->results();
 816     std::list<ResultPtr>::const_iterator aIt;
 817     for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
 818       ResultPtr aResult = *aIt;
 819       aCoincident = findFirstCoincidenceByData(aResult->data(), thePoint);
 820       if (aCoincident.get())
 821         break;
 822     }
 823   }
 824   return aCoincident;
 825 }
 826
 827 void PartSet_Tools::findCoincidences(FeaturePtr theStartCoin, QList<FeaturePtr>& theList,
 828                                      QList<FeaturePtr>& theCoincidencies,
 829                                      std::string theAttr)
 830 {
 831   std::shared_ptr<GeomAPI_Pnt2d> aOrig = getCoincedencePoint(theStartCoin);
 832   if (aOrig.get() == NULL)
 833     return;
 834
 835   AttributeRefAttrPtr aPnt = theStartCoin->refattr(theAttr);
 836   if (!aPnt)
 837     return;
 838   ObjectPtr aObj = aPnt->object();
 839   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 840   if (aFeature.get()) {
 841     if (!theList.contains(aFeature)) {
 842       theList.append(aFeature);
 843       theCoincidencies.append(theStartCoin);
 844       const std::set<AttributePtr>& aRefsList = aFeature->data()->refsToMe();
 845       std::set<AttributePtr>::const_iterator aIt;
 846       for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 847         std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 848         FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 849         if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 850           if (!theCoincidencies.contains(aConstrFeature)) {
 851             std::shared_ptr<GeomAPI_Pnt2d> aPnt = getCoincedencePoint(aConstrFeature);
 852             if (aPnt.get() && aOrig->isEqual(aPnt)) {
 853               findCoincidences(aConstrFeature, theList, theCoincidencies,
 854                 SketchPlugin_ConstraintCoincidence::ENTITY_A());
 855               findCoincidences(aConstrFeature, theList, theCoincidencies,
 856                 SketchPlugin_ConstraintCoincidence::ENTITY_B());
 857             }
 858           }
 859         }
 860       }
 861     }
 862   } else {
 863     // Find by Results
 864     ResultConstructionPtr aResult = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aObj);
 865     if (aResult.get()) {
 866       FeaturePtr aFeature = ModelAPI_Feature::feature(aPnt->object());
 867       if (!theList.contains(aFeature))
 868         theList.append(aFeature);
 869       theCoincidencies.append(theStartCoin);
 870
 871       const std::set<AttributePtr>& aRefsList = aResult->data()->refsToMe();
 872       std::set<AttributePtr>::const_iterator aIt;
 873       for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 874         std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 875         FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 876         if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 877           if (!theCoincidencies.contains(aConstrFeature)) {
 878             std::shared_ptr<GeomAPI_Pnt2d> aPnt = getCoincedencePoint(aConstrFeature);
 879             if (aPnt.get() && aOrig->isEqual(aPnt)) {
 880               findCoincidences(aConstrFeature, theList, theCoincidencies,
 881                 SketchPlugin_ConstraintCoincidence::ENTITY_A());
 882               findCoincidences(aConstrFeature, theList, theCoincidencies,
 883                 SketchPlugin_ConstraintCoincidence::ENTITY_B());
 884             }
 885           }
 886         }
 887       }
 888     }
 889   }
 890 }
 891
 892 std::shared_ptr<GeomAPI_Pnt2d> PartSet_Tools::getCoincedencePoint(FeaturePtr theStartCoin)
 893 {
 894   std::shared_ptr<GeomAPI_Pnt2d> aPnt = SketcherPrs_Tools::getPoint(theStartCoin.get(),
 895                                                                     SketchPlugin_Constraint::ENTITY_A());
 896   if (aPnt.get() == NULL)
 897     aPnt = SketcherPrs_Tools::getPoint(theStartCoin.get(), SketchPlugin_Constraint::ENTITY_B());
 898   return aPnt;
 899 }
 900
 901 AttributePtr PartSet_Tools::findAttributeBy2dPoint(ObjectPtr theObj,
 902                                                    const TopoDS_Shape theShape,
 903                                                    FeaturePtr theSketch)
 904 {
 905
 906   AttributePtr anAttribute;
 907   FeaturePtr aFeature = ModelAPI_Feature::feature(theObj);
 908   if (aFeature) {
 909     if (theShape.ShapeType() == TopAbs_VERTEX) {
 910       const TopoDS_Vertex& aVertex = TopoDS::Vertex(theShape);
 911       if (!aVertex.IsNull())  {
 912         gp_Pnt aPoint = BRep_Tool::Pnt(aVertex);
 913         std::shared_ptr<GeomAPI_Pnt> aValue = std::shared_ptr<GeomAPI_Pnt>(
 914             new GeomAPI_Pnt(aPoint.X(), aPoint.Y(), aPoint.Z()));
 915
 916         // find the given point in the feature attributes
 917         std::list<AttributePtr> anAttiributes =
 918           aFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 919         std::list<AttributePtr>::const_iterator anIt = anAttiributes.begin(),
 920                                                 aLast = anAttiributes.end();
 921         for (; anIt != aLast && !anAttribute; anIt++) {
 922           std::shared_ptr<GeomDataAPI_Point2D> aCurPoint =
 923             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
 924           if (!aCurPoint->isInitialized())
 925             continue;
 926
 927           std::shared_ptr<GeomAPI_Pnt> aPnt = convertTo3D(aCurPoint->x(), aCurPoint->y(), theSketch);
 928           if (aPnt && (aPnt->distance(aValue) < Precision::Confusion())) {
 929             anAttribute = aCurPoint;
 930             break;
 931           }
 932         }
 933       }
 934     }
 935   }
 936   return anAttribute;
 937 }
 938
 939 void PartSet_Tools::sendSubFeaturesEvent(const CompositeFeaturePtr& theComposite,
 940                                          const Events_ID theEventId)
 941 {
 942   if (!theComposite.get())
 943     return;
 944
 945   static Events_Loop* aLoop = Events_Loop::loop();
 946   for (int i = 0; i < theComposite->numberOfSubs(); i++) {
 947     FeaturePtr aSubFeature = theComposite->subFeature(i);
 948     static const ModelAPI_EventCreator* aECreator = ModelAPI_EventCreator::get();
 949     aECreator->sendUpdated(aSubFeature, theEventId);
 950   }
 951   Events_Loop::loop()->flush(theEventId);
 952 }
 953
 954 bool PartSet_Tools::isAuxiliarySketchEntity(const ObjectPtr& theObject)
 955 {
 956   bool isAuxiliaryFeature = false;
 957
 958   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
 959   std::string anAuxiliaryAttribute = SketchPlugin_SketchEntity::AUXILIARY_ID();
 960   AttributeBooleanPtr anAuxiliaryAttr = std::dynamic_pointer_cast<ModelAPI_AttributeBoolean>(
 961                                     anObjectFeature->data()->attribute(anAuxiliaryAttribute));
 962   if (anAuxiliaryAttr.get())
 963     isAuxiliaryFeature = anAuxiliaryAttr->value();
 964
 965
 966   return isAuxiliaryFeature;
 967 }