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         if (theShape.Orientation() == TopAbs_REVERSED)
 506           aMyFeature->boolean(SketchPlugin_Arc::INVERSED_ID())->setValue(true);
 507       }
 508       else {
 509         // Create circle
 510         aMyFeature = theSketch->addFeature(SketchPlugin_Circle::ID());
 511       }
 512     }
 513     if (aMyFeature) {
 514       DataPtr aData = aMyFeature->data();
 515       AttributeSelectionPtr anAttr =
 516         std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 517         (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 518
 519       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 520       // selection shape has no result owner => the trihedron axis
 521       // TODO: make reference to the real axes when they are implemented in the initialization plugin
 522       if (!aRes.get()) {
 523         ObjectPtr aPointObj = ModelAPI_Session::get()->moduleDocument()->objectByName(
 524           ModelAPI_ResultConstruction::group(), "Origin");
 525         if (aPointObj.get()) { // if initialization plugin performed well
 526           aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aPointObj);
 527         }
 528       }
 529       if (!aRes.get()) {
 530         aRes = aMyFeature->firstResult();
 531       }
 532       if (anAttr.get() && aRes.get()) {
 533         std::shared_ptr<GeomAPI_Shape> anEdge(new GeomAPI_Shape);
 534         anEdge->setImpl(new TopoDS_Shape(theShape));
 535
 536         anAttr->setValue(aRes, anEdge);
 537         //if (!theTemporary) {
 538           aMyFeature->execute();
 539
 540           // fix this edge
 541           FeaturePtr aFix = theSketch->addFeature(SketchPlugin_ConstraintRigid::ID());
 542           aFix->data()->refattr(SketchPlugin_Constraint::ENTITY_A())->
 543             setObject(aMyFeature->lastResult());
 544           // we need to flush created signal in order to fixed constraint is processed by solver
 545           Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 546         //}
 547         return aMyFeature->lastResult();
 548       }
 549     }
 550   }
 551   if (theShape.ShapeType() == TopAbs_VERTEX) {
 552     FeaturePtr aMyFeature = theSketch->addFeature(SketchPlugin_Point::ID());
 553
 554     if (aMyFeature) {
 555       DataPtr aData = aMyFeature->data();
 556       AttributeSelectionPtr anAttr =
 557         std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 558         (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 559
 560       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 561       // if there is no object, it means that this is the origin point: search it in the module document
 562       if (!aRes.get()) {
 563         ObjectPtr aPointObj = ModelAPI_Session::get()->moduleDocument()->objectByName(
 564           ModelAPI_ResultConstruction::group(), "Origin");
 565         if (aPointObj.get()) { // if initialization plugin performed well
 566           aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aPointObj);
 567         }
 568       }
 569       // reference to itself with name "Origin" (but this may cause the infinitive cycling)
 570       if (!aRes.get()) {
 571         // If the point is selected not from Result object
 572         std::shared_ptr<GeomAPI_Shape> aShape =
 573           std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape());
 574         aShape->setImpl(new TopoDS_Shape(theShape));
 575
 576         std::shared_ptr<GeomAPI_Vertex> aVertex =
 577           std::shared_ptr<GeomAPI_Vertex>(new GeomAPI_Vertex(aShape));
 578         std::shared_ptr<GeomAPI_Pnt> aPnt = aVertex->point();
 579
 580         std::shared_ptr<GeomAPI_Pnt2d> aPnt2d = convertTo2D(theSketch, aPnt);
 581         std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 582           std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Point::COORD_ID()));
 583         aPoint->setValue(aPnt2d);
 584         if ((aPnt->x() < Precision::Confusion()) &&
 585             (aPnt->y() < Precision::Confusion()) &&
 586             (aPnt->z() < Precision::Confusion()))
 587           aData->setName("Origin");
 588
 589         aMyFeature->execute();
 590         aRes = aMyFeature->firstResult();
 591       }
 592       if (anAttr.get() && aRes.get()) {
 593         std::shared_ptr<GeomAPI_Shape> aVert(new GeomAPI_Shape);
 594         aVert->setImpl(new TopoDS_Shape(theShape));
 595
 596         anAttr->setValue(aRes, aVert);
 597         //if (theTemporary) {
 598           aMyFeature->execute();
 599
 600           // fix this edge
 601           FeaturePtr aFix = theSketch->addFeature(SketchPlugin_ConstraintRigid::ID());
 602           aFix->data()->refattr(SketchPlugin_Constraint::ENTITY_A())->
 603             setObject(aMyFeature->lastResult());
 604           // we need to flush created signal in order to fixed constraint is processed by solver
 605           Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 606         //}
 607         return aMyFeature->lastResult();
 608       }
 609     }
 610   }
 611   return ResultPtr();
 612 }
 613
 614 bool PartSet_Tools::isContainPresentation(const QList<ModuleBase_ViewerPrsPtr>& theSelected,
 615                                           const ModuleBase_ViewerPrsPtr& thePrs)
 616 {
 617   foreach (ModuleBase_ViewerPrsPtr aPrs, theSelected) {
 618     if (aPrs->object() == thePrs->object())
 619       return true;
 620   }
 621   return false;
 622 }
 623
 624 ResultPtr PartSet_Tools::findExternalEdge(CompositeFeaturePtr theSketch, std::shared_ptr<GeomAPI_Edge> theEdge)
 625 {
 626   for (int i = 0; i < theSketch->numberOfSubs(); i++) {
 627     FeaturePtr aFeature = theSketch->subFeature(i);
 628     std::shared_ptr<SketchPlugin_Feature> aSketchFea =
 629       std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 630     if (aSketchFea) {
 631       if (aSketchFea->isExternal()) {
 632         std::list<ResultPtr> aResults = aSketchFea->results();
 633         std::list<ResultPtr>::const_iterator aIt;
 634         for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
 635           ResultConstructionPtr aRes =
 636             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aIt);
 637           if (aRes) {
 638             std::shared_ptr<GeomAPI_Shape> aShape = aRes->shape();
 639             if (aShape) {
 640               if (theEdge->isEqual(aShape))
 641                 return aRes;
 642             }
 643           }
 644         }
 645       }
 646     }
 647   }
 648   return ResultPtr();
 649 }
 650
 651
 652 ResultPtr PartSet_Tools::findExternalVertex(CompositeFeaturePtr theSketch, std::shared_ptr<GeomAPI_Vertex> theVert)
 653 {
 654   for (int i = 0; i < theSketch->numberOfSubs(); i++) {
 655     FeaturePtr aFeature = theSketch->subFeature(i);
 656     std::shared_ptr<SketchPlugin_Feature> aSketchFea =
 657       std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 658     if (aSketchFea) {
 659       if (aSketchFea->isExternal()) {
 660         std::list<ResultPtr> aResults = aSketchFea->results();
 661         std::list<ResultPtr>::const_iterator aIt;
 662         for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
 663           ResultConstructionPtr aRes =
 664             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aIt);
 665           if (aRes) {
 666             std::shared_ptr<GeomAPI_Shape> aShape = aRes->shape();
 667             if (aShape) {
 668               if (theVert->isEqual(aShape))
 669                 return aRes;
 670             }
 671           }
 672         }
 673       }
 674     }
 675   }
 676   return ResultPtr();
 677 }
 678
 679
 680 bool PartSet_Tools::hasVertexShape(const ModuleBase_ViewerPrsPtr& thePrs, FeaturePtr theSketch,
 681                                    Handle_V3d_View theView, double& theX, double& theY)
 682 {
 683   bool aHasVertex = false;
 684
 685   const GeomShapePtr& aShape = thePrs->shape();
 686   if (aShape.get() && !aShape->isNull() && aShape->shapeType() == GeomAPI_Shape::VERTEX)
 687   {
 688     const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 689     const TopoDS_Vertex& aVertex = TopoDS::Vertex(aTDShape);
 690     if (!aVertex.IsNull())
 691     {
 692       gp_Pnt aPoint = BRep_Tool::Pnt(aVertex);
 693       PartSet_Tools::convertTo2D(aPoint, theSketch, theView, theX, theY);
 694       aHasVertex = true;
 695     }
 696   }
 697
 698   return aHasVertex;
 699 }
 700
 701 GeomShapePtr PartSet_Tools::findShapeBy2DPoint(const AttributePtr& theAttribute,
 702                                                        ModuleBase_IWorkshop* theWorkshop)
 703 {
 704   GeomShapePtr aShape;
 705   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
 706   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 707
 708   // 2. find visualized vertices of the attribute and if the attribute of the vertex is
 709   // the same, return it
 710   FeaturePtr anAttributeFeature = ModelAPI_Feature::feature(theAttribute->owner());
 711   // 2.1 get visualized results of the feature
 712   const std::list<ResultPtr>& aResList = anAttributeFeature->results();
 713   std::list<ResultPtr>::const_iterator anIt = aResList.begin(), aLast = aResList.end();
 714   for (; anIt != aLast; anIt++) {
 715     AISObjectPtr aAISObj = aDisplayer->getAISObject(*anIt);
 716     if (aAISObj.get() != NULL) {
 717       Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
 718       // 2.2 find selected owners of a visualizedd object
 719       SelectMgr_IndexedMapOfOwner aSelectedOwners;
 720       aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
 721       for (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
 722         Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
 723         if (!anOwner.IsNull()) {
 724           Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(anOwner);
 725           if (!aBRepOwner.IsNull() && aBRepOwner->HasShape()) {
 726             const TopoDS_Shape& aBRepShape = aBRepOwner->Shape();
 727             if (aBRepShape.ShapeType() == TopAbs_VERTEX) {
 728               // 2.3 if the owner is vertex and an attribute of the vertex is equal to the initial
 729               // attribute, returns the shape
 730               PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(theWorkshop->module());
 731               PartSet_SketcherMgr* aSketchMgr = aModule->sketchMgr();
 732               AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(anAttributeFeature,
 733                                                         aBRepShape, aSketchMgr->activeSketch());
 734               if (aPntAttr.get() != NULL && aPntAttr == theAttribute) {
 735                 aShape = std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape);
 736                 aShape->setImpl(new TopoDS_Shape(aBRepShape));
 737                 break;
 738               }
 739             }
 740           }
 741         }
 742       }
 743     }
 744   }
 745   return aShape;
 746 }
 747
 748 std::shared_ptr<GeomAPI_Pnt2d> PartSet_Tools::getPoint(std::shared_ptr<ModelAPI_Feature>& theFeature,
 749                                                        const std::string& theAttribute)
 750 {
 751   std::shared_ptr<GeomDataAPI_Point2D> aPointAttr = ModelGeomAlgo_Point2D::getPointOfRefAttr(
 752                                           theFeature.get(), theAttribute, SketchPlugin_Point::ID(),
 753                                           SketchPlugin_Point::COORD_ID());
 754   if (aPointAttr.get() != NULL)
 755     return aPointAttr->pnt();
 756   return std::shared_ptr<GeomAPI_Pnt2d>();
 757 }
 758
 759 FeaturePtr findFirstCoincidenceByData(const DataPtr& theData, std::shared_ptr<GeomAPI_Pnt2d> thePoint)
 760 {
 761   FeaturePtr aCoincident;
 762
 763   const std::set<AttributePtr>& aRefsList = theData->refsToMe();
 764   std::set<AttributePtr>::const_iterator aIt;
 765   for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 766     std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 767     FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 768     if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 769       std::shared_ptr<GeomAPI_Pnt2d> a2dPnt =
 770         PartSet_Tools::getPoint(aConstrFeature, SketchPlugin_ConstraintCoincidence::ENTITY_A());
 771       if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 772         aCoincident = aConstrFeature;
 773         break;
 774       } else {
 775         a2dPnt = PartSet_Tools::getPoint(aConstrFeature,
 776                                           SketchPlugin_ConstraintCoincidence::ENTITY_B());
 777         if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 778           aCoincident = aConstrFeature;
 779           break;
 780         }
 781       }
 782     }
 783   }
 784   return aCoincident;
 785 }
 786
 787 FeaturePtr PartSet_Tools::findFirstCoincidence(const FeaturePtr& theFeature,
 788                                                std::shared_ptr<GeomAPI_Pnt2d> thePoint)
 789 {
 790   FeaturePtr aCoincident;
 791   if (theFeature.get() == NULL)
 792     return aCoincident;
 793
 794   const std::set<AttributePtr>& aRefsList = theFeature->data()->refsToMe();
 795   std::set<AttributePtr>::const_iterator aIt;
 796   for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 797     std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 798     FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 799     if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 800       std::shared_ptr<GeomAPI_Pnt2d> a2dPnt =
 801         PartSet_Tools::getPoint(aConstrFeature, SketchPlugin_ConstraintCoincidence::ENTITY_A());
 802       if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 803         aCoincident = aConstrFeature;
 804         break;
 805       } else {
 806         a2dPnt = PartSet_Tools::getPoint(aConstrFeature,
 807                                           SketchPlugin_ConstraintCoincidence::ENTITY_B());
 808         if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 809           aCoincident = aConstrFeature;
 810           break;
 811         }
 812       }
 813     }
 814   }
 815   /// Find by result
 816   if (!aCoincident.get()) {
 817     std::list<ResultPtr> aResults = theFeature->results();
 818     std::list<ResultPtr>::const_iterator aIt;
 819     for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
 820       ResultPtr aResult = *aIt;
 821       aCoincident = findFirstCoincidenceByData(aResult->data(), thePoint);
 822       if (aCoincident.get())
 823         break;
 824     }
 825   }
 826   return aCoincident;
 827 }
 828
 829 void PartSet_Tools::findCoincidences(FeaturePtr theStartCoin, QList<FeaturePtr>& theList,
 830                                      QList<FeaturePtr>& theCoincidencies,
 831                                      std::string theAttr)
 832 {
 833   std::shared_ptr<GeomAPI_Pnt2d> aOrig = getCoincedencePoint(theStartCoin);
 834   if (aOrig.get() == NULL)
 835     return;
 836
 837   AttributeRefAttrPtr aPnt = theStartCoin->refattr(theAttr);
 838   if (!aPnt)
 839     return;
 840   ObjectPtr aObj = aPnt->object();
 841   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 842   if (aFeature.get()) {
 843     if (!theList.contains(aFeature)) {
 844       theList.append(aFeature);
 845       theCoincidencies.append(theStartCoin);
 846       const std::set<AttributePtr>& aRefsList = aFeature->data()->refsToMe();
 847       std::set<AttributePtr>::const_iterator aIt;
 848       for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 849         std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 850         FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 851         if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 852           if (!theCoincidencies.contains(aConstrFeature)) {
 853             std::shared_ptr<GeomAPI_Pnt2d> aPnt = getCoincedencePoint(aConstrFeature);
 854             if (aPnt.get() && aOrig->isEqual(aPnt)) {
 855               findCoincidences(aConstrFeature, theList, theCoincidencies,
 856                 SketchPlugin_ConstraintCoincidence::ENTITY_A());
 857               findCoincidences(aConstrFeature, theList, theCoincidencies,
 858                 SketchPlugin_ConstraintCoincidence::ENTITY_B());
 859             }
 860           }
 861         }
 862       }
 863     }
 864   } else {
 865     // Find by Results
 866     ResultConstructionPtr aResult = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aObj);
 867     if (aResult.get()) {
 868       FeaturePtr aFeature = ModelAPI_Feature::feature(aPnt->object());
 869       if (!theList.contains(aFeature))
 870         theList.append(aFeature);
 871       theCoincidencies.append(theStartCoin);
 872
 873       const std::set<AttributePtr>& aRefsList = aResult->data()->refsToMe();
 874       std::set<AttributePtr>::const_iterator aIt;
 875       for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 876         std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 877         FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 878         if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 879           if (!theCoincidencies.contains(aConstrFeature)) {
 880             std::shared_ptr<GeomAPI_Pnt2d> aPnt = getCoincedencePoint(aConstrFeature);
 881             if (aPnt.get() && aOrig->isEqual(aPnt)) {
 882               findCoincidences(aConstrFeature, theList, theCoincidencies,
 883                 SketchPlugin_ConstraintCoincidence::ENTITY_A());
 884               findCoincidences(aConstrFeature, theList, theCoincidencies,
 885                 SketchPlugin_ConstraintCoincidence::ENTITY_B());
 886             }
 887           }
 888         }
 889       }
 890     }
 891   }
 892 }
 893
 894 std::shared_ptr<GeomAPI_Pnt2d> PartSet_Tools::getCoincedencePoint(FeaturePtr theStartCoin)
 895 {
 896   std::shared_ptr<GeomAPI_Pnt2d> aPnt = SketcherPrs_Tools::getPoint(theStartCoin.get(),
 897                                                                     SketchPlugin_Constraint::ENTITY_A());
 898   if (aPnt.get() == NULL)
 899     aPnt = SketcherPrs_Tools::getPoint(theStartCoin.get(), SketchPlugin_Constraint::ENTITY_B());
 900   return aPnt;
 901 }
 902
 903 AttributePtr PartSet_Tools::findAttributeBy2dPoint(ObjectPtr theObj,
 904                                                    const TopoDS_Shape theShape,
 905                                                    FeaturePtr theSketch)
 906 {
 907
 908   AttributePtr anAttribute;
 909   FeaturePtr aFeature = ModelAPI_Feature::feature(theObj);
 910   if (aFeature) {
 911     if (theShape.ShapeType() == TopAbs_VERTEX) {
 912       const TopoDS_Vertex& aVertex = TopoDS::Vertex(theShape);
 913       if (!aVertex.IsNull())  {
 914         gp_Pnt aPoint = BRep_Tool::Pnt(aVertex);
 915         std::shared_ptr<GeomAPI_Pnt> aValue = std::shared_ptr<GeomAPI_Pnt>(
 916             new GeomAPI_Pnt(aPoint.X(), aPoint.Y(), aPoint.Z()));
 917
 918         // find the given point in the feature attributes
 919         std::list<AttributePtr> anAttiributes =
 920           aFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 921         std::list<AttributePtr>::const_iterator anIt = anAttiributes.begin(),
 922                                                 aLast = anAttiributes.end();
 923         for (; anIt != aLast && !anAttribute; anIt++) {
 924           std::shared_ptr<GeomDataAPI_Point2D> aCurPoint =
 925             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
 926           if (!aCurPoint->isInitialized())
 927             continue;
 928
 929           std::shared_ptr<GeomAPI_Pnt> aPnt = convertTo3D(aCurPoint->x(), aCurPoint->y(), theSketch);
 930           if (aPnt && (aPnt->distance(aValue) < Precision::Confusion())) {
 931             anAttribute = aCurPoint;
 932             break;
 933           }
 934         }
 935       }
 936     }
 937   }
 938   return anAttribute;
 939 }
 940
 941 void PartSet_Tools::sendSubFeaturesEvent(const CompositeFeaturePtr& theComposite,
 942                                          const Events_ID theEventId)
 943 {
 944   if (!theComposite.get())
 945     return;
 946
 947   static Events_Loop* aLoop = Events_Loop::loop();
 948   for (int i = 0; i < theComposite->numberOfSubs(); i++) {
 949     FeaturePtr aSubFeature = theComposite->subFeature(i);
 950     static const ModelAPI_EventCreator* aECreator = ModelAPI_EventCreator::get();
 951     aECreator->sendUpdated(aSubFeature, theEventId);
 952   }
 953   Events_Loop::loop()->flush(theEventId);
 954 }
 955
 956 bool PartSet_Tools::isAuxiliarySketchEntity(const ObjectPtr& theObject)
 957 {
 958   bool isAuxiliaryFeature = false;
 959
 960   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
 961   std::string anAuxiliaryAttribute = SketchPlugin_SketchEntity::AUXILIARY_ID();
 962   AttributeBooleanPtr anAuxiliaryAttr = std::dynamic_pointer_cast<ModelAPI_AttributeBoolean>(
 963                                     anObjectFeature->data()->attribute(anAuxiliaryAttribute));
 964   if (anAuxiliaryAttr.get())
 965     isAuxiliaryFeature = anAuxiliaryAttr->value();
 966
 967
 968   return isAuxiliaryFeature;
 969 }