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 <Events_Loop.h>
  21
  22 #include <SketcherPrs_Tools.h>
  23
  24 #include <XGUI_ModuleConnector.h>
  25 #include <XGUI_Displayer.h>
  26 #include <XGUI_Workshop.h>
  27 #include <XGUI_SelectionMgr.h>
  28 #include <XGUI_Selection.h>
  29
  30 #include <GeomDataAPI_Point.h>
  31 #include <GeomDataAPI_Dir.h>
  32 #include <GeomDataAPI_Point2D.h>
  33 #include <GeomAPI_Pln.h>
  34 #include <GeomAPI_Pnt2d.h>
  35 #include <GeomAPI_Pnt.h>
  36 #include <GeomAPI_Edge.h>
  37 #include <GeomAPI_Vertex.h>
  38
  39 #include <GeomAPI_Dir.h>
  40 #include <GeomAPI_XYZ.h>
  41
  42 #include <SketchPlugin_Feature.h>
  43 #include <SketchPlugin_Sketch.h>
  44 #include <SketchPlugin_ConstraintCoincidence.h>
  45 #include <SketchPlugin_ConstraintDistance.h>
  46 #include <SketchPlugin_ConstraintLength.h>
  47 #include <SketchPlugin_ConstraintRadius.h>
  48 #include <SketchPlugin_ConstraintRigid.h>
  49 #include <SketchPlugin_Constraint.h>
  50 #include <SketchPlugin_Circle.h>
  51 #include <SketchPlugin_Arc.h>
  52 #include <SketchPlugin_Line.h>
  53 #include <SketchPlugin_Point.h>
  54
  55 #include <ModuleBase_IWorkshop.h>
  56 #include <ModuleBase_ViewerPrs.h>
  57 #include <ModuleBase_Tools.h>
  58
  59 #include <V3d_View.hxx>
  60 #include <gp_Pln.hxx>
  61 #include <gp_Circ.hxx>
  62 #include <ProjLib.hxx>
  63 #include <ElSLib.hxx>
  64 #include <Geom_Line.hxx>
  65 #include <GeomAPI_ProjectPointOnCurve.hxx>
  66 #include <BRep_Tool.hxx>
  67 #include <TopoDS.hxx>
  68 #include <TopoDS_Edge.hxx>
  69 #include <TopoDS_Vertex.hxx>
  70 #include <AIS_InteractiveObject.hxx>
  71 #include <StdSelect_BRepOwner.hxx>
  72 #include <SelectMgr_IndexedMapOfOwner.hxx>
  73
  74 #ifdef _DEBUG
  75 #include <QDebug>
  76 #endif
  77
  78 const double PRECISION_TOLERANCE = 0.000001;
  79 const int AIS_DEFAULT_WIDTH = 2;
  80
  81 int PartSet_Tools::getAISDefaultWidth()
  82 {
  83   return AIS_DEFAULT_WIDTH;
  84 }
  85
  86 gp_Pnt PartSet_Tools::convertClickToPoint(QPoint thePoint, Handle(V3d_View) theView)
  87 {
  88   if (theView.IsNull())
  89     return gp_Pnt();
  90
  91   V3d_Coordinate XEye, YEye, ZEye, XAt, YAt, ZAt;
  92   theView->Eye(XEye, YEye, ZEye);
  93
  94   theView->At(XAt, YAt, ZAt);
  95   gp_Pnt EyePoint(XEye, YEye, ZEye);
  96   gp_Pnt AtPoint(XAt, YAt, ZAt);
  97
  98   gp_Vec EyeVector(EyePoint, AtPoint);
  99   gp_Dir EyeDir(EyeVector);
 100
 101   gp_Pln PlaneOfTheView = gp_Pln(AtPoint, EyeDir);
 102   Standard_Real X, Y, Z;
 103   theView->Convert(thePoint.x(), thePoint.y(), X, Y, Z);
 104   gp_Pnt ConvertedPoint(X, Y, Z);
 105
 106   gp_Pnt2d ConvertedPointOnPlane = ProjLib::Project(PlaneOfTheView, ConvertedPoint);
 107   gp_Pnt ResultPoint = ElSLib::Value(ConvertedPointOnPlane.X(), ConvertedPointOnPlane.Y(),
 108                                      PlaneOfTheView);
 109   return ResultPoint;
 110 }
 111
 112 void PartSet_Tools::convertTo2D(const gp_Pnt& thePoint, FeaturePtr theSketch,
 113 Handle(V3d_View) theView,
 114                                 double& theX, double& theY)
 115 {
 116   if (!theSketch)
 117     return;
 118
 119   AttributeDoublePtr anAttr;
 120   std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 121
 122   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 123       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 124
 125   std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 126       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 127   std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 128       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 129   std::shared_ptr<GeomAPI_XYZ> anY = aNorm->xyz()->cross(aX->xyz());
 130
 131   gp_Pnt anOriginPnt(anOrigin->x(), anOrigin->y(), anOrigin->z());
 132   gp_Vec aVec(anOriginPnt, thePoint);
 133
 134   if (!theView.IsNull()) {
 135     V3d_Coordinate XEye, YEye, ZEye, XAt, YAt, ZAt;
 136     theView->Eye(XEye, YEye, ZEye);
 137
 138     theView->At(XAt, YAt, ZAt);
 139     gp_Pnt EyePoint(XEye, YEye, ZEye);
 140     gp_Pnt AtPoint(XAt, YAt, ZAt);
 141
 142     gp_Vec anEyeVec(EyePoint, AtPoint);
 143     anEyeVec.Normalize();
 144
 145     std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 146         aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 147     gp_Vec aNormalVec(aNormal->x(), aNormal->y(), aNormal->z());
 148
 149     double aDen = anEyeVec * aNormalVec;
 150     double aLVec = aDen != 0 ? aVec * aNormalVec / aDen : DBL_MAX;
 151
 152     gp_Vec aDeltaVec = anEyeVec * aLVec;
 153     aVec = aVec - aDeltaVec;
 154   }
 155   theX = aVec.X() * aX->x() + aVec.Y() * aX->y() + aVec.Z() * aX->z();
 156   theY = aVec.X() * anY->x() + aVec.Y() * anY->y() + aVec.Z() * anY->z();
 157 }
 158
 159 std::shared_ptr<GeomAPI_Pnt2d> PartSet_Tools::convertTo2D(FeaturePtr theSketch,
 160                                                     const std::shared_ptr<GeomAPI_Pnt>& thePnt)
 161 {
 162   std::shared_ptr<GeomAPI_Pnt2d> aRes;
 163   if (theSketch->getKind() != SketchPlugin_Sketch::ID())
 164     return aRes;
 165   std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 166       theSketch->data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 167   std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 168       theSketch->data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 169   std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 170       theSketch->data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 171   std::shared_ptr<GeomAPI_Dir> aY(new GeomAPI_Dir(aNorm->dir()->cross(aX->dir())));
 172   return thePnt->to2D(aC->pnt(), aX->dir(), aY);
 173 }
 174
 175
 176 std::shared_ptr<GeomAPI_Pnt> PartSet_Tools::convertTo3D(const double theX, const double theY, FeaturePtr theSketch)
 177 {
 178   std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 179
 180   std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 181       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 182   std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 183       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 184   std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 185       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 186   std::shared_ptr<GeomAPI_Dir> aY(new GeomAPI_Dir(aNorm->dir()->cross(aX->dir())));
 187
 188   std::shared_ptr<GeomAPI_Pnt2d> aPnt2d =
 189     std::shared_ptr<GeomAPI_Pnt2d>(new GeomAPI_Pnt2d(theX, theY));
 190
 191   return aPnt2d->to3D(aC->pnt(), aX->dir(), aY);
 192 }
 193
 194 std::shared_ptr<ModelAPI_Document> PartSet_Tools::document()
 195 {
 196   return ModelAPI_Session::get()->moduleDocument();
 197 }
 198
 199 void PartSet_Tools::setFeatureValue(FeaturePtr theFeature, double theValue,
 200                                     const std::string& theAttribute)
 201 {
 202   if (!theFeature)
 203     return;
 204   std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 205   AttributeDoublePtr anAttribute = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
 206       aData->attribute(theAttribute));
 207   if (anAttribute)
 208     anAttribute->setValue(theValue);
 209 }
 210
 211 double PartSet_Tools::featureValue(FeaturePtr theFeature, const std::string& theAttribute,
 212                                    bool& isValid)
 213 {
 214   isValid = false;
 215   double aValue = 0;
 216   if (theFeature) {
 217     std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 218     AttributeDoublePtr anAttribute = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
 219         aData->attribute(theAttribute));
 220     if (anAttribute) {
 221       aValue = anAttribute->value();
 222       isValid = true;
 223     }
 224   }
 225   return aValue;
 226 }
 227
 228 FeaturePtr PartSet_Tools::feature(FeaturePtr theFeature, const std::string& theAttribute,
 229                                   const std::string& theKind)
 230 {
 231   FeaturePtr aFeature;
 232   if (!theFeature)
 233     return aFeature;
 234
 235   std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 236   std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = std::dynamic_pointer_cast<
 237       ModelAPI_AttributeRefAttr>(aData->attribute(theAttribute));
 238   if (anAttr) {
 239     aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anAttr->object());
 240     if (!theKind.empty() && aFeature && aFeature->getKind() != theKind) {
 241       aFeature = FeaturePtr();
 242     }
 243   }
 244   return aFeature;
 245 }
 246
 247 void PartSet_Tools::createConstraint(CompositeFeaturePtr theSketch,
 248                                      std::shared_ptr<GeomDataAPI_Point2D> thePoint1,
 249                                      std::shared_ptr<GeomDataAPI_Point2D> thePoint2)
 250 {
 251   FeaturePtr aFeature;
 252   if (theSketch) {
 253     aFeature = theSketch->addFeature(SketchPlugin_ConstraintCoincidence::ID());
 254   } else {
 255     std::shared_ptr<ModelAPI_Document> aDoc = document();
 256     aFeature = aDoc->addFeature(SketchPlugin_ConstraintCoincidence::ID());
 257   }
 258
 259   std::shared_ptr<ModelAPI_Data> aData = aFeature->data();
 260
 261   std::shared_ptr<ModelAPI_AttributeRefAttr> aRef1 = std::dynamic_pointer_cast<
 262       ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
 263   aRef1->setAttr(thePoint1);
 264
 265   std::shared_ptr<ModelAPI_AttributeRefAttr> aRef2 = std::dynamic_pointer_cast<
 266       ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
 267   aRef2->setAttr(thePoint2);
 268
 269   // we need to flush created signal in order to coincidence is processed by solver
 270   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 271 }
 272
 273 /*std::shared_ptr<GeomDataAPI_Point2D> PartSet_Tools::
 274   findAttributePoint(CompositeFeaturePtr theSketch, double theX, double theY,
 275   double theTolerance, const QList<FeaturePtr>& theIgnore)
 276 {
 277   std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 278       new GeomAPI_Pnt2d(theX, theY));
 279
 280   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes;
 281   for (int i = 0; i < theSketch->numberOfSubs(); i++) {
 282     FeaturePtr aFeature = theSketch->subFeature(i);
 283     if (!theIgnore.contains(aFeature)) {
 284       anAttiributes = aFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 285
 286       std::list<std::shared_ptr<ModelAPI_Attribute> >::const_iterator anIt;
 287       for (anIt = anAttiributes.cbegin(); anIt != anAttiributes.cend(); ++anIt) {
 288         std::shared_ptr<GeomDataAPI_Point2D> aCurPoint =
 289           std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
 290         double x = aCurPoint->x();
 291         double y = aCurPoint->y();
 292         if (aCurPoint && (aCurPoint->pnt()->distance(aClickedPoint) < theTolerance)) {
 293           return aCurPoint;
 294         }
 295       }
 296     }
 297   }
 298   return std::shared_ptr<GeomDataAPI_Point2D>();
 299 }*/
 300
 301
 302 std::shared_ptr<GeomDataAPI_Point2D> PartSet_Tools::findFirstEqualPointInArgumentFeatures(
 303                   const FeaturePtr& theFeature, const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 304 {
 305   std::shared_ptr<GeomDataAPI_Point2D> aFeaturePoint;
 306
 307   // may be feature is not updated yet, execute is not performed and references features
 308   // are not created. Case: rectangle macro feature
 309   ModuleBase_Tools::flushUpdated(theFeature);
 310
 311   std::list<AttributePtr> anAttributes = theFeature->data()->attributes(
 312                                           ModelAPI_AttributeRefList::typeId());
 313   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
 314   for (; anIt != aLast && !aFeaturePoint.get(); anIt++) {
 315     std::shared_ptr<ModelAPI_AttributeRefList> aCurSelList =
 316                                       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(*anIt);
 317     for (int i = 0, aNb = aCurSelList->size(); i < aNb && !aFeaturePoint.get(); i++) {
 318       ObjectPtr anObject = aCurSelList->object(i);
 319       FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
 320       if (aFeature.get())
 321         aFeaturePoint = PartSet_Tools::findFirstEqualPoint(aFeature, thePoint);
 322     }
 323   }
 324   return aFeaturePoint;
 325 }
 326
 327 std::shared_ptr<GeomDataAPI_Point2D> PartSet_Tools::findFirstEqualPoint(const FeaturePtr& theFeature,
 328                                                       const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 329 {
 330   std::shared_ptr<GeomDataAPI_Point2D> aFPoint;
 331
 332   // find the given point in the feature attributes
 333   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes =
 334                                     theFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 335   std::list<std::shared_ptr<ModelAPI_Attribute> >::const_iterator anIt = anAttiributes.begin(),
 336       aLast = anAttiributes.end();
 337   ModelAPI_ValidatorsFactory* aValidators = ModelAPI_Session::get()->validators();
 338
 339   for (; anIt != aLast && !aFPoint; anIt++) {
 340     std::shared_ptr<GeomDataAPI_Point2D> aCurPoint =
 341                                              std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
 342     if (aCurPoint && aCurPoint->isInitialized() &&
 343         aValidators->isCase(theFeature, aCurPoint->id()) &&
 344         (aCurPoint->pnt()->distance(thePoint) < Precision::Confusion())) {
 345       aFPoint = aCurPoint;
 346       break;
 347     }
 348   }
 349   return aFPoint;
 350 }
 351
 352 void PartSet_Tools::setConstraints(CompositeFeaturePtr theSketch, FeaturePtr theFeature,
 353                                    const std::string& theAttribute, double theClickedX,
 354                                    double theClickedY)
 355 {
 356   if (!theFeature.get())
 357     return;
 358
 359   std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 360       new GeomAPI_Pnt2d(theClickedX, theClickedY));
 361
 362   // find a feature point by the selection mode
 363   std::shared_ptr<GeomDataAPI_Point2D> aFeaturePoint;
 364   if (theFeature->isMacro()) {
 365     // the macro feature will be removed after the operation is stopped, so we need to build
 366     // coicidence to possible sub-features
 367     aFeaturePoint = PartSet_Tools::findFirstEqualPointInArgumentFeatures(theFeature, aClickedPoint);
 368   }
 369   else {
 370     aFeaturePoint = std::dynamic_pointer_cast<
 371         GeomDataAPI_Point2D>(theFeature->data()->attribute(theAttribute));
 372   }
 373   if (!aFeaturePoint)
 374     return;
 375
 376   // get all sketch features. If the point with the given coordinates belong to any sketch feature,
 377   // the constraint is created between the feature point and the found sketch point
 378   std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 379   std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
 380       ModelAPI_AttributeRefList>(aData->attribute(SketchPlugin_Sketch::FEATURES_ID()));
 381
 382   std::list<ObjectPtr> aFeatures = aRefList->list();
 383   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin(), aLast = aFeatures.end();
 384   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes;
 385   for (; anIt != aLast; anIt++) {
 386     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
 387     if (!aFeature.get() || theFeature == aFeature)
 388       continue;
 389     std::shared_ptr<GeomDataAPI_Point2D> aFPoint = PartSet_Tools::findFirstEqualPoint(aFeature,
 390                                                                                 aClickedPoint);
 391     if (aFPoint)
 392       PartSet_Tools::createConstraint(theSketch, aFPoint, aFeaturePoint);
 393   }
 394 }
 395
 396 std::shared_ptr<GeomAPI_Pln> PartSet_Tools::sketchPlane(CompositeFeaturePtr theSketch)
 397 {
 398   std::shared_ptr<GeomAPI_Pln> aPlane;
 399
 400   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 401       theSketch->data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 402   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 403       theSketch->data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 404
 405   if (aNormal.get() && aNormal->isInitialized() &&
 406       anOrigin.get() && anOrigin->isInitialized())
 407     aPlane = std::shared_ptr<GeomAPI_Pln>(new GeomAPI_Pln(anOrigin->pnt(), aNormal->dir()));
 408
 409   return aPlane;
 410 }
 411
 412 std::shared_ptr<GeomAPI_Pnt> PartSet_Tools::point3D(std::shared_ptr<GeomAPI_Pnt2d> thePoint2D,
 413                                                       CompositeFeaturePtr theSketch)
 414 {
 415   std::shared_ptr<GeomAPI_Pnt> aPoint;
 416   if (!theSketch || !thePoint2D)
 417     return aPoint;
 418
 419   DataPtr aData = theSketch->data();
 420   std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 421       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 422   std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 423       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 424   std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 425       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 426   std::shared_ptr<GeomAPI_Dir> aY(new GeomAPI_Dir(aNorm->dir()->cross(aX->dir())));
 427
 428   return thePoint2D->to3D(aC->pnt(), aX->dir(), aY);
 429 }
 430
 431 ResultPtr PartSet_Tools::findFixedObjectByExternal(const TopoDS_Shape& theShape,
 432                                                    const ObjectPtr& theObject,
 433                                                    CompositeFeaturePtr theSketch)
 434 {
 435   ResultPtr aResult;
 436   if (theShape.ShapeType() == TopAbs_EDGE) {
 437     // Check that we already have such external edge
 438     std::shared_ptr<GeomAPI_Edge> aInEdge = std::shared_ptr<GeomAPI_Edge>(new GeomAPI_Edge());
 439     aInEdge->setImpl(new TopoDS_Shape(theShape));
 440     aResult = findExternalEdge(theSketch, aInEdge);
 441   }
 442   if (theShape.ShapeType() == TopAbs_VERTEX) {
 443     std::shared_ptr<GeomAPI_Vertex> aInVert = std::shared_ptr<GeomAPI_Vertex>(new GeomAPI_Vertex());
 444     aInVert->setImpl(new TopoDS_Shape(theShape));
 445     aResult = findExternalVertex(theSketch, aInVert);
 446   }
 447   return aResult;
 448 }
 449
 450 ResultPtr PartSet_Tools::createFixedObjectByExternal(const TopoDS_Shape& theShape,
 451                                                      const ObjectPtr& theObject,
 452                                                      CompositeFeaturePtr theSketch,
 453                                                      const bool theTemporary)
 454 {
 455   if (theShape.ShapeType() == TopAbs_EDGE) {
 456     Standard_Real aStart, aEnd;
 457     Handle(V3d_View) aNullView;
 458     FeaturePtr aMyFeature;
 459
 460     Handle(Geom_Curve) aCurve = BRep_Tool::Curve(TopoDS::Edge(theShape), aStart, aEnd);
 461     GeomAdaptor_Curve aAdaptor(aCurve);
 462     std::shared_ptr<GeomAPI_Edge> anEdge = std::shared_ptr<GeomAPI_Edge>(new GeomAPI_Edge);
 463     anEdge->setImpl(new TopoDS_Shape(theShape));
 464     if (aAdaptor.GetType() == GeomAbs_Line) {
 465       // Create line
 466       aMyFeature = theSketch->addFeature(SketchPlugin_Line::ID());
 467       if (!theObject.get()) {
 468         // There is no selected result
 469         std::shared_ptr<GeomAPI_Pnt> aPnt1 = anEdge->firstPoint();
 470         std::shared_ptr<GeomAPI_Pnt> aPnt2 = anEdge->lastPoint();
 471         std::shared_ptr<GeomAPI_Pnt2d> aPnt2d1 = convertTo2D(theSketch, aPnt1);
 472         std::shared_ptr<GeomAPI_Pnt2d> aPnt2d2 = convertTo2D(theSketch, aPnt2);
 473
 474         std::shared_ptr<ModelAPI_Data> aData = aMyFeature->data();
 475         std::shared_ptr<GeomDataAPI_Point2D> aPoint1 =
 476           std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Line::START_ID()));
 477         std::shared_ptr<GeomDataAPI_Point2D> aPoint2 =
 478           std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Line::END_ID()));
 479
 480         aPoint1->setValue(aPnt2d1);
 481         aPoint2->setValue(aPnt2d2);
 482
 483         // If this is an axis then its name has to be changed correspondently
 484         std::string aSuffix = "";
 485         bool aXdir = fabs(aPnt1->x() - aPnt2->x()) > Precision::Confusion();
 486         bool aYdir = fabs(aPnt1->y() - aPnt2->y()) > Precision::Confusion();
 487         bool aZdir = fabs(aPnt1->z() - aPnt2->z()) > Precision::Confusion();
 488         if (aXdir && (!aYdir) && (!aZdir))
 489           aSuffix = "X";
 490         else if ((!aXdir) && aYdir && (!aZdir))
 491           aSuffix = "Y";
 492         else if ((!aXdir) && (!aYdir) && aZdir)
 493           aSuffix = "Z";
 494         if (aSuffix.length() > 0)
 495           aData->setName("Axis_" + aSuffix);
 496         aMyFeature->execute();
 497
 498       }
 499     } else if (aAdaptor.GetType() == GeomAbs_Circle) {
 500       if (anEdge->isArc()) {
 501         // Create arc
 502         aMyFeature = theSketch->addFeature(SketchPlugin_Arc::ID());
 503       }
 504       else {
 505         // Create circle
 506         aMyFeature = theSketch->addFeature(SketchPlugin_Circle::ID());
 507       }
 508     }
 509     if (aMyFeature) {
 510       DataPtr aData = aMyFeature->data();
 511       AttributeSelectionPtr anAttr =
 512         std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 513         (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 514
 515       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 516       // selection shape has no result owner => the trihedron axis
 517       // TODO: make reference to the real axes when they are implemented in the initialization plugin
 518       if (!aRes.get()) {
 519         ObjectPtr aPointObj = ModelAPI_Session::get()->moduleDocument()->objectByName(
 520           ModelAPI_ResultConstruction::group(), "Origin");
 521         if (aPointObj.get()) { // if initialization plugin performed well
 522           aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aPointObj);
 523         }
 524       }
 525       if (!aRes.get()) {
 526         aRes = aMyFeature->firstResult();
 527       }
 528       if (anAttr.get() && aRes.get()) {
 529         std::shared_ptr<GeomAPI_Shape> anEdge(new GeomAPI_Shape);
 530         anEdge->setImpl(new TopoDS_Shape(theShape));
 531
 532         anAttr->setValue(aRes, anEdge);
 533         //if (!theTemporary) {
 534           aMyFeature->execute();
 535
 536           // fix this edge
 537           FeaturePtr aFix = theSketch->addFeature(SketchPlugin_ConstraintRigid::ID());
 538           aFix->data()->refattr(SketchPlugin_Constraint::ENTITY_A())->
 539             setObject(aMyFeature->lastResult());
 540         //}
 541         return aMyFeature->lastResult();
 542       }
 543     }
 544   }
 545   if (theShape.ShapeType() == TopAbs_VERTEX) {
 546     FeaturePtr aMyFeature = theSketch->addFeature(SketchPlugin_Point::ID());
 547
 548     if (aMyFeature) {
 549       DataPtr aData = aMyFeature->data();
 550       AttributeSelectionPtr anAttr =
 551         std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 552         (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 553
 554       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 555       // if there is no object, it means that this is the origin point: search it in the module document
 556       if (!aRes.get()) {
 557         ObjectPtr aPointObj = ModelAPI_Session::get()->moduleDocument()->objectByName(
 558           ModelAPI_ResultConstruction::group(), "Origin");
 559         if (aPointObj.get()) { // if initialization plugin performed well
 560           aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aPointObj);
 561         }
 562       }
 563       // reference to itself with name "Origin" (but this may cause the infinitive cycling)
 564       if (!aRes.get()) {
 565         // If the point is selected not from Result object
 566         std::shared_ptr<GeomAPI_Shape> aShape =
 567           std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape());
 568         aShape->setImpl(new TopoDS_Shape(theShape));
 569
 570         std::shared_ptr<GeomAPI_Vertex> aVertex =
 571           std::shared_ptr<GeomAPI_Vertex>(new GeomAPI_Vertex(aShape));
 572         std::shared_ptr<GeomAPI_Pnt> aPnt = aVertex->point();
 573
 574         std::shared_ptr<GeomAPI_Pnt2d> aPnt2d = convertTo2D(theSketch, aPnt);
 575         std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 576           std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Point::COORD_ID()));
 577         aPoint->setValue(aPnt2d);
 578         if ((aPnt->x() < Precision::Confusion()) &&
 579             (aPnt->y() < Precision::Confusion()) &&
 580             (aPnt->z() < Precision::Confusion()))
 581           aData->setName("Origin");
 582
 583         aMyFeature->execute();
 584         aRes = aMyFeature->firstResult();
 585       }
 586       if (anAttr.get() && aRes.get()) {
 587         std::shared_ptr<GeomAPI_Shape> aVert(new GeomAPI_Shape);
 588         aVert->setImpl(new TopoDS_Shape(theShape));
 589
 590         anAttr->setValue(aRes, aVert);
 591         //if (theTemporary) {
 592           aMyFeature->execute();
 593
 594           // fix this edge
 595           FeaturePtr aFix = theSketch->addFeature(SketchPlugin_ConstraintRigid::ID());
 596           aFix->data()->refattr(SketchPlugin_Constraint::ENTITY_A())->
 597             setObject(aMyFeature->lastResult());
 598         //}
 599         return aMyFeature->lastResult();
 600       }
 601     }
 602   }
 603   return ResultPtr();
 604 }
 605
 606 bool PartSet_Tools::isContainPresentation(const QList<ModuleBase_ViewerPrsPtr>& theSelected,
 607                                           const ModuleBase_ViewerPrsPtr& thePrs)
 608 {
 609   foreach (ModuleBase_ViewerPrsPtr aPrs, theSelected) {
 610     if (aPrs->object() == thePrs->object())
 611       return true;
 612   }
 613   return false;
 614 }
 615
 616 ResultPtr PartSet_Tools::findExternalEdge(CompositeFeaturePtr theSketch, std::shared_ptr<GeomAPI_Edge> theEdge)
 617 {
 618   for (int i = 0; i < theSketch->numberOfSubs(); i++) {
 619     FeaturePtr aFeature = theSketch->subFeature(i);
 620     std::shared_ptr<SketchPlugin_Feature> aSketchFea =
 621       std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 622     if (aSketchFea) {
 623       if (aSketchFea->isExternal()) {
 624         std::list<ResultPtr> aResults = aSketchFea->results();
 625         std::list<ResultPtr>::const_iterator aIt;
 626         for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
 627           ResultConstructionPtr aRes =
 628             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aIt);
 629           if (aRes) {
 630             std::shared_ptr<GeomAPI_Shape> aShape = aRes->shape();
 631             if (aShape) {
 632               if (theEdge->isEqual(aShape))
 633                 return aRes;
 634             }
 635           }
 636         }
 637       }
 638     }
 639   }
 640   return ResultPtr();
 641 }
 642
 643
 644 ResultPtr PartSet_Tools::findExternalVertex(CompositeFeaturePtr theSketch, std::shared_ptr<GeomAPI_Vertex> theVert)
 645 {
 646   for (int i = 0; i < theSketch->numberOfSubs(); i++) {
 647     FeaturePtr aFeature = theSketch->subFeature(i);
 648     std::shared_ptr<SketchPlugin_Feature> aSketchFea =
 649       std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 650     if (aSketchFea) {
 651       if (aSketchFea->isExternal()) {
 652         std::list<ResultPtr> aResults = aSketchFea->results();
 653         std::list<ResultPtr>::const_iterator aIt;
 654         for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
 655           ResultConstructionPtr aRes =
 656             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aIt);
 657           if (aRes) {
 658             std::shared_ptr<GeomAPI_Shape> aShape = aRes->shape();
 659             if (aShape) {
 660               if (theVert->isEqual(aShape))
 661                 return aRes;
 662             }
 663           }
 664         }
 665       }
 666     }
 667   }
 668   return ResultPtr();
 669 }
 670
 671
 672 bool PartSet_Tools::hasVertexShape(const ModuleBase_ViewerPrsPtr& thePrs, FeaturePtr theSketch,
 673                                    Handle_V3d_View theView, double& theX, double& theY)
 674 {
 675   bool aHasVertex = false;
 676
 677   const GeomShapePtr& aShape = thePrs->shape();
 678   if (aShape.get() && !aShape->isNull() && aShape->shapeType() == GeomAPI_Shape::VERTEX)
 679   {
 680     const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 681     const TopoDS_Vertex& aVertex = TopoDS::Vertex(aTDShape);
 682     if (!aVertex.IsNull())
 683     {
 684       gp_Pnt aPoint = BRep_Tool::Pnt(aVertex);
 685       PartSet_Tools::convertTo2D(aPoint, theSketch, theView, theX, theY);
 686       aHasVertex = true;
 687     }
 688   }
 689
 690   return aHasVertex;
 691 }
 692
 693 GeomShapePtr PartSet_Tools::findShapeBy2DPoint(const AttributePtr& theAttribute,
 694                                                        ModuleBase_IWorkshop* theWorkshop)
 695 {
 696   GeomShapePtr aShape;
 697   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
 698   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 699
 700   // 2. find visualized vertices of the attribute and if the attribute of the vertex is
 701   // the same, return it
 702   FeaturePtr anAttributeFeature = ModelAPI_Feature::feature(theAttribute->owner());
 703   // 2.1 get visualized results of the feature
 704   const std::list<ResultPtr>& aResList = anAttributeFeature->results();
 705   std::list<ResultPtr>::const_iterator anIt = aResList.begin(), aLast = aResList.end();
 706   for (; anIt != aLast; anIt++) {
 707     AISObjectPtr aAISObj = aDisplayer->getAISObject(*anIt);
 708     if (aAISObj.get() != NULL) {
 709       Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
 710       // 2.2 find selected owners of a visualizedd object
 711       SelectMgr_IndexedMapOfOwner aSelectedOwners;
 712       aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
 713       for (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
 714         Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
 715         if (!anOwner.IsNull()) {
 716           Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(anOwner);
 717           if (!aBRepOwner.IsNull() && aBRepOwner->HasShape()) {
 718             const TopoDS_Shape& aBRepShape = aBRepOwner->Shape();
 719             if (aBRepShape.ShapeType() == TopAbs_VERTEX) {
 720               // 2.3 if the owner is vertex and an attribute of the vertex is equal to the initial
 721               // attribute, returns the shape
 722               PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(theWorkshop->module());
 723               PartSet_SketcherMgr* aSketchMgr = aModule->sketchMgr();
 724               AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(anAttributeFeature,
 725                                                         aBRepShape, aSketchMgr->activeSketch());
 726               if (aPntAttr.get() != NULL && aPntAttr == theAttribute) {
 727                 aShape = std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape);
 728                 aShape->setImpl(new TopoDS_Shape(aBRepShape));
 729                 break;
 730               }
 731             }
 732           }
 733         }
 734       }
 735     }
 736   }
 737   return aShape;
 738 }
 739
 740 std::shared_ptr<GeomAPI_Pnt2d> PartSet_Tools::getPoint(std::shared_ptr<ModelAPI_Feature>& theFeature,
 741                                                        const std::string& theAttribute)
 742 {
 743   std::shared_ptr<GeomDataAPI_Point2D> aPointAttr;
 744
 745   if (!theFeature->data())
 746     return std::shared_ptr<GeomAPI_Pnt2d>();
 747
 748   FeaturePtr aFeature;
 749   std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = std::dynamic_pointer_cast<
 750       ModelAPI_AttributeRefAttr>(theFeature->data()->attribute(theAttribute));
 751   if (!anAttr)
 752     return std::shared_ptr<GeomAPI_Pnt2d>();
 753
 754   aFeature = ModelAPI_Feature::feature(anAttr->object());
 755
 756   if (aFeature && aFeature->getKind() == SketchPlugin_Point::ID())
 757     aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 758         aFeature->data()->attribute(SketchPlugin_Point::COORD_ID()));
 759
 760   else if (anAttr->attr()) {
 761     aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(anAttr->attr());
 762   }
 763   if (aPointAttr.get() != NULL)
 764     return aPointAttr->pnt();
 765   return std::shared_ptr<GeomAPI_Pnt2d>();
 766 }
 767
 768 FeaturePtr findFirstCoincidenceByData(const DataPtr& theData, std::shared_ptr<GeomAPI_Pnt2d> thePoint)
 769 {
 770   FeaturePtr aCoincident;
 771
 772   const std::set<AttributePtr>& aRefsList = theData->refsToMe();
 773   std::set<AttributePtr>::const_iterator aIt;
 774   for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 775     std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 776     FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 777     if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 778       std::shared_ptr<GeomAPI_Pnt2d> a2dPnt =
 779         PartSet_Tools::getPoint(aConstrFeature, SketchPlugin_ConstraintCoincidence::ENTITY_A());
 780       if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 781         aCoincident = aConstrFeature;
 782         break;
 783       } else {
 784         a2dPnt = PartSet_Tools::getPoint(aConstrFeature,
 785                                           SketchPlugin_ConstraintCoincidence::ENTITY_B());
 786         if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 787           aCoincident = aConstrFeature;
 788           break;
 789         }
 790       }
 791     }
 792   }
 793   return aCoincident;
 794 }
 795
 796 FeaturePtr PartSet_Tools::findFirstCoincidence(const FeaturePtr& theFeature,
 797                                                std::shared_ptr<GeomAPI_Pnt2d> thePoint)
 798 {
 799   FeaturePtr aCoincident;
 800   if (theFeature.get() == NULL)
 801     return aCoincident;
 802
 803   const std::set<AttributePtr>& aRefsList = theFeature->data()->refsToMe();
 804   std::set<AttributePtr>::const_iterator aIt;
 805   for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 806     std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 807     FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 808     if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 809       std::shared_ptr<GeomAPI_Pnt2d> a2dPnt =
 810         PartSet_Tools::getPoint(aConstrFeature, SketchPlugin_ConstraintCoincidence::ENTITY_A());
 811       if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 812         aCoincident = aConstrFeature;
 813         break;
 814       } else {
 815         a2dPnt = PartSet_Tools::getPoint(aConstrFeature,
 816                                           SketchPlugin_ConstraintCoincidence::ENTITY_B());
 817         if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 818           aCoincident = aConstrFeature;
 819           break;
 820         }
 821       }
 822     }
 823   }
 824   /// Find by result
 825   if (!aCoincident.get()) {
 826     std::list<ResultPtr> aResults = theFeature->results();
 827     std::list<ResultPtr>::const_iterator aIt;
 828     for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
 829       ResultPtr aResult = *aIt;
 830       aCoincident = findFirstCoincidenceByData(aResult->data(), thePoint);
 831       if (aCoincident.get())
 832         break;
 833     }
 834   }
 835   return aCoincident;
 836 }
 837
 838 void PartSet_Tools::findCoincidences(FeaturePtr theStartCoin, QList<FeaturePtr>& theList,
 839                                      QList<FeaturePtr>& theCoincidencies,
 840                                      std::string theAttr)
 841 {
 842   std::shared_ptr<GeomAPI_Pnt2d> aOrig = getCoincedencePoint(theStartCoin);
 843   if (aOrig.get() == NULL)
 844     return;
 845
 846   AttributeRefAttrPtr aPnt = theStartCoin->refattr(theAttr);
 847   if (!aPnt)
 848     return;
 849   ObjectPtr aObj = aPnt->object();
 850   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 851   if (aFeature.get()) {
 852     if (!theList.contains(aFeature)) {
 853       theList.append(aFeature);
 854       theCoincidencies.append(theStartCoin);
 855       const std::set<AttributePtr>& aRefsList = aFeature->data()->refsToMe();
 856       std::set<AttributePtr>::const_iterator aIt;
 857       for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 858         std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 859         FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 860         if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 861           if (!theCoincidencies.contains(aConstrFeature)) {
 862             std::shared_ptr<GeomAPI_Pnt2d> aPnt = getCoincedencePoint(aConstrFeature);
 863             if (aPnt.get() && aOrig->isEqual(aPnt)) {
 864               findCoincidences(aConstrFeature, theList, theCoincidencies,
 865                 SketchPlugin_ConstraintCoincidence::ENTITY_A());
 866               findCoincidences(aConstrFeature, theList, theCoincidencies,
 867                 SketchPlugin_ConstraintCoincidence::ENTITY_B());
 868             }
 869           }
 870         }
 871       }
 872     }
 873   } else {
 874     // Find by Results
 875     ResultConstructionPtr aResult = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aObj);
 876     if (aResult.get()) {
 877       FeaturePtr aFeature = ModelAPI_Feature::feature(aPnt->object());
 878       if (!theList.contains(aFeature))
 879         theList.append(aFeature);
 880       theCoincidencies.append(theStartCoin);
 881
 882       const std::set<AttributePtr>& aRefsList = aResult->data()->refsToMe();
 883       std::set<AttributePtr>::const_iterator aIt;
 884       for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 885         std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 886         FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 887         if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 888           if (!theCoincidencies.contains(aConstrFeature)) {
 889             std::shared_ptr<GeomAPI_Pnt2d> aPnt = getCoincedencePoint(aConstrFeature);
 890             if (aPnt.get() && aOrig->isEqual(aPnt)) {
 891               findCoincidences(aConstrFeature, theList, theCoincidencies,
 892                 SketchPlugin_ConstraintCoincidence::ENTITY_A());
 893               findCoincidences(aConstrFeature, theList, theCoincidencies,
 894                 SketchPlugin_ConstraintCoincidence::ENTITY_B());
 895             }
 896           }
 897         }
 898       }
 899     }
 900   }
 901 }
 902
 903 std::shared_ptr<GeomAPI_Pnt2d> PartSet_Tools::getCoincedencePoint(FeaturePtr theStartCoin)
 904 {
 905   std::shared_ptr<GeomAPI_Pnt2d> aPnt = SketcherPrs_Tools::getPoint(theStartCoin.get(),
 906                                                                     SketchPlugin_Constraint::ENTITY_A());
 907   if (aPnt.get() == NULL)
 908     aPnt = SketcherPrs_Tools::getPoint(theStartCoin.get(), SketchPlugin_Constraint::ENTITY_B());
 909   return aPnt;
 910 }
 911
 912 AttributePtr PartSet_Tools::findAttributeBy2dPoint(ObjectPtr theObj,
 913                                                    const TopoDS_Shape theShape,
 914                                                    FeaturePtr theSketch)
 915 {
 916
 917   AttributePtr anAttribute;
 918   FeaturePtr aFeature = ModelAPI_Feature::feature(theObj);
 919   if (aFeature) {
 920     if (theShape.ShapeType() == TopAbs_VERTEX) {
 921       const TopoDS_Vertex& aVertex = TopoDS::Vertex(theShape);
 922       if (!aVertex.IsNull())  {
 923         gp_Pnt aPoint = BRep_Tool::Pnt(aVertex);
 924         std::shared_ptr<GeomAPI_Pnt> aValue = std::shared_ptr<GeomAPI_Pnt>(
 925             new GeomAPI_Pnt(aPoint.X(), aPoint.Y(), aPoint.Z()));
 926
 927         // find the given point in the feature attributes
 928         std::list<AttributePtr> anAttiributes =
 929           aFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 930         std::list<AttributePtr>::const_iterator anIt = anAttiributes.begin(),
 931                                                 aLast = anAttiributes.end();
 932         for (; anIt != aLast && !anAttribute; anIt++) {
 933           std::shared_ptr<GeomDataAPI_Point2D> aCurPoint =
 934             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
 935
 936           std::shared_ptr<GeomAPI_Pnt> aPnt = convertTo3D(aCurPoint->x(), aCurPoint->y(), theSketch);
 937           if (aPnt && (aPnt->distance(aValue) < Precision::Confusion())) {
 938             anAttribute = aCurPoint;
 939             break;
 940           }
 941         }
 942       }
 943     }
 944   }
 945   return anAttribute;
 946 }
 947
 948 void PartSet_Tools::sendSubFeaturesEvent(const CompositeFeaturePtr& theComposite,
 949                                          const Events_ID theEventId)
 950 {
 951   if (!theComposite.get())
 952     return;
 953
 954   static Events_Loop* aLoop = Events_Loop::loop();
 955   for (int i = 0; i < theComposite->numberOfSubs(); i++) {
 956     FeaturePtr aSubFeature = theComposite->subFeature(i);
 957     static const ModelAPI_EventCreator* aECreator = ModelAPI_EventCreator::get();
 958     aECreator->sendUpdated(aSubFeature, theEventId);
 959   }
 960   Events_Loop::loop()->flush(theEventId);
 961 }
 962
 963 bool PartSet_Tools::isAuxiliarySketchEntity(const ObjectPtr& theObject)
 964 {
 965   bool isAuxiliaryFeature = false;
 966
 967   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
 968   std::string anAuxiliaryAttribute = SketchPlugin_SketchEntity::AUXILIARY_ID();
 969   AttributeBooleanPtr anAuxiliaryAttr = std::dynamic_pointer_cast<ModelAPI_AttributeBoolean>(
 970                                     anObjectFeature->data()->attribute(anAuxiliaryAttribute));
 971   if (anAuxiliaryAttr.get())
 972     isAuxiliaryFeature = anAuxiliaryAttr->value();
 973
 974
 975   return isAuxiliaryFeature;
 976 }