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,
 179                                                         FeaturePtr theSketch)
 180 {
 181   std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 182
 183   std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 184       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 185   std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 186       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 187   std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 188       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 189   std::shared_ptr<GeomAPI_Dir> aY(new GeomAPI_Dir(aNorm->dir()->cross(aX->dir())));
 190
 191   std::shared_ptr<GeomAPI_Pnt2d> aPnt2d =
 192     std::shared_ptr<GeomAPI_Pnt2d>(new GeomAPI_Pnt2d(theX, theY));
 193
 194   return aPnt2d->to3D(aC->pnt(), aX->dir(), aY);
 195 }
 196
 197 std::shared_ptr<ModelAPI_Document> PartSet_Tools::document()
 198 {
 199   return ModelAPI_Session::get()->moduleDocument();
 200 }
 201
 202 void PartSet_Tools::setFeatureValue(FeaturePtr theFeature, double theValue,
 203                                     const std::string& theAttribute)
 204 {
 205   if (!theFeature)
 206     return;
 207   std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 208   AttributeDoublePtr anAttribute = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
 209       aData->attribute(theAttribute));
 210   if (anAttribute)
 211     anAttribute->setValue(theValue);
 212 }
 213
 214 double PartSet_Tools::featureValue(FeaturePtr theFeature, const std::string& theAttribute,
 215                                    bool& isValid)
 216 {
 217   isValid = false;
 218   double aValue = 0;
 219   if (theFeature) {
 220     std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 221     AttributeDoublePtr anAttribute = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
 222         aData->attribute(theAttribute));
 223     if (anAttribute) {
 224       aValue = anAttribute->value();
 225       isValid = true;
 226     }
 227   }
 228   return aValue;
 229 }
 230
 231 FeaturePtr PartSet_Tools::feature(FeaturePtr theFeature, const std::string& theAttribute,
 232                                   const std::string& theKind)
 233 {
 234   FeaturePtr aFeature;
 235   if (!theFeature)
 236     return aFeature;
 237
 238   std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 239   std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = std::dynamic_pointer_cast<
 240       ModelAPI_AttributeRefAttr>(aData->attribute(theAttribute));
 241   if (anAttr) {
 242     aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anAttr->object());
 243     if (!theKind.empty() && aFeature && aFeature->getKind() != theKind) {
 244       aFeature = FeaturePtr();
 245     }
 246   }
 247   return aFeature;
 248 }
 249
 250 void PartSet_Tools::createConstraint(CompositeFeaturePtr theSketch,
 251                                      std::shared_ptr<GeomDataAPI_Point2D> thePoint1,
 252                                      std::shared_ptr<GeomDataAPI_Point2D> thePoint2)
 253 {
 254   FeaturePtr aFeature;
 255   if (theSketch) {
 256     aFeature = theSketch->addFeature(SketchPlugin_ConstraintCoincidence::ID());
 257   } else {
 258     std::shared_ptr<ModelAPI_Document> aDoc = document();
 259     aFeature = aDoc->addFeature(SketchPlugin_ConstraintCoincidence::ID());
 260   }
 261
 262   std::shared_ptr<ModelAPI_Data> aData = aFeature->data();
 263
 264   std::shared_ptr<ModelAPI_AttributeRefAttr> aRef1 = std::dynamic_pointer_cast<
 265       ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
 266   aRef1->setAttr(thePoint1);
 267
 268   std::shared_ptr<ModelAPI_AttributeRefAttr> aRef2 = std::dynamic_pointer_cast<
 269       ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
 270   aRef2->setAttr(thePoint2);
 271
 272   // we need to flush created signal in order to coincidence is processed by solver
 273   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 274 }
 275
 276 /*std::shared_ptr<GeomDataAPI_Point2D> PartSet_Tools::
 277   findAttributePoint(CompositeFeaturePtr theSketch, double theX, double theY,
 278   double theTolerance, const QList<FeaturePtr>& theIgnore)
 279 {
 280   std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 281       new GeomAPI_Pnt2d(theX, theY));
 282
 283   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes;
 284   for (int i = 0; i < theSketch->numberOfSubs(); i++) {
 285     FeaturePtr aFeature = theSketch->subFeature(i);
 286     if (!theIgnore.contains(aFeature)) {
 287       anAttiributes = aFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 288
 289       std::list<std::shared_ptr<ModelAPI_Attribute> >::const_iterator anIt;
 290       for (anIt = anAttiributes.cbegin(); anIt != anAttiributes.cend(); ++anIt) {
 291         std::shared_ptr<GeomDataAPI_Point2D> aCurPoint =
 292           std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
 293         double x = aCurPoint->x();
 294         double y = aCurPoint->y();
 295         if (aCurPoint && (aCurPoint->pnt()->distance(aClickedPoint) < theTolerance)) {
 296           return aCurPoint;
 297         }
 298       }
 299     }
 300   }
 301   return std::shared_ptr<GeomDataAPI_Point2D>();
 302 }*/
 303
 304
 305 std::shared_ptr<GeomDataAPI_Point2D> PartSet_Tools::findFirstEqualPointInArgumentFeatures(
 306                   const FeaturePtr& theFeature, const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 307 {
 308   std::shared_ptr<GeomDataAPI_Point2D> aFeaturePoint;
 309
 310   // may be feature is not updated yet, execute is not performed and references features
 311   // are not created. Case: rectangle macro feature
 312   ModuleBase_Tools::flushUpdated(theFeature);
 313
 314   std::list<AttributePtr> anAttributes = theFeature->data()->attributes(
 315                                           ModelAPI_AttributeRefList::typeId());
 316   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
 317   for (; anIt != aLast && !aFeaturePoint.get(); anIt++) {
 318     std::shared_ptr<ModelAPI_AttributeRefList> aCurSelList =
 319                                       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(*anIt);
 320     for (int i = 0, aNb = aCurSelList->size(); i < aNb && !aFeaturePoint.get(); i++) {
 321       ObjectPtr anObject = aCurSelList->object(i);
 322       FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
 323       if (aFeature.get())
 324         aFeaturePoint = PartSet_Tools::findFirstEqualPoint(aFeature, thePoint);
 325     }
 326   }
 327   return aFeaturePoint;
 328 }
 329
 330 std::shared_ptr<GeomDataAPI_Point2D> PartSet_Tools::findFirstEqualPoint(
 331                                               const FeaturePtr& theFeature,
 332                                               const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 333 {
 334   std::shared_ptr<GeomDataAPI_Point2D> aFPoint;
 335
 336   // find the given point in the feature attributes
 337   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes =
 338                                     theFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 339   std::list<std::shared_ptr<ModelAPI_Attribute> >::const_iterator anIt = anAttiributes.begin(),
 340       aLast = anAttiributes.end();
 341   ModelAPI_ValidatorsFactory* aValidators = ModelAPI_Session::get()->validators();
 342
 343   for (; anIt != aLast && !aFPoint; anIt++) {
 344     std::shared_ptr<GeomDataAPI_Point2D> aCurPoint =
 345                                              std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
 346     if (aCurPoint && aCurPoint->isInitialized() &&
 347         aValidators->isCase(theFeature, aCurPoint->id()) &&
 348         (aCurPoint->pnt()->distance(thePoint) < Precision::Confusion())) {
 349       aFPoint = aCurPoint;
 350       break;
 351     }
 352   }
 353   return aFPoint;
 354 }
 355
 356 void PartSet_Tools::setConstraints(CompositeFeaturePtr theSketch, FeaturePtr theFeature,
 357                                    const std::string& theAttribute, double theClickedX,
 358                                    double theClickedY)
 359 {
 360   if (!theFeature.get())
 361     return;
 362
 363   std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 364       new GeomAPI_Pnt2d(theClickedX, theClickedY));
 365
 366   // find a feature point by the selection mode
 367   std::shared_ptr<GeomDataAPI_Point2D> aFeaturePoint;
 368   if (theFeature->isMacro()) {
 369     // the macro feature will be removed after the operation is stopped, so we need to build
 370     // coicidence to possible sub-features
 371     aFeaturePoint = PartSet_Tools::findFirstEqualPointInArgumentFeatures(theFeature, aClickedPoint);
 372   }
 373   else {
 374     aFeaturePoint = std::dynamic_pointer_cast<
 375         GeomDataAPI_Point2D>(theFeature->data()->attribute(theAttribute));
 376   }
 377   if (!aFeaturePoint)
 378     return;
 379
 380   // get all sketch features. If the point with the given coordinates belong to any sketch feature,
 381   // the constraint is created between the feature point and the found sketch point
 382   std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 383   std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
 384       ModelAPI_AttributeRefList>(aData->attribute(SketchPlugin_Sketch::FEATURES_ID()));
 385
 386   std::list<ObjectPtr> aFeatures = aRefList->list();
 387   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin(), aLast = aFeatures.end();
 388   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes;
 389   for (; anIt != aLast; anIt++) {
 390     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
 391     if (!aFeature.get() || (theFeature == aFeature) || (aFeaturePoint->owner() == aFeature))
 392       continue;
 393     std::shared_ptr<GeomDataAPI_Point2D> aFPoint = PartSet_Tools::findFirstEqualPoint(aFeature,
 394                                                                                 aClickedPoint);
 395     if (aFPoint)
 396       PartSet_Tools::createConstraint(theSketch, aFPoint, aFeaturePoint);
 397   }
 398 }
 399
 400 std::shared_ptr<GeomAPI_Pln> PartSet_Tools::sketchPlane(CompositeFeaturePtr theSketch)
 401 {
 402   std::shared_ptr<GeomAPI_Pln> aPlane;
 403
 404   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 405       theSketch->data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 406   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 407       theSketch->data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 408
 409   if (aNormal.get() && aNormal->isInitialized() &&
 410       anOrigin.get() && anOrigin->isInitialized())
 411     aPlane = std::shared_ptr<GeomAPI_Pln>(new GeomAPI_Pln(anOrigin->pnt(), aNormal->dir()));
 412
 413   return aPlane;
 414 }
 415
 416 std::shared_ptr<GeomAPI_Pnt> PartSet_Tools::point3D(std::shared_ptr<GeomAPI_Pnt2d> thePoint2D,
 417                                                       CompositeFeaturePtr theSketch)
 418 {
 419   std::shared_ptr<GeomAPI_Pnt> aPoint;
 420   if (!theSketch || !thePoint2D)
 421     return aPoint;
 422
 423   DataPtr aData = theSketch->data();
 424   std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 425       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 426   std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 427       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 428   std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 429       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 430   std::shared_ptr<GeomAPI_Dir> aY(new GeomAPI_Dir(aNorm->dir()->cross(aX->dir())));
 431
 432   return thePoint2D->to3D(aC->pnt(), aX->dir(), aY);
 433 }
 434
 435 ResultPtr PartSet_Tools::findFixedObjectByExternal(const TopoDS_Shape& theShape,
 436                                                    const ObjectPtr& theObject,
 437                                                    CompositeFeaturePtr theSketch)
 438 {
 439   ResultPtr aResult;
 440   if (theShape.ShapeType() == TopAbs_EDGE) {
 441     // Check that we already have such external edge
 442     std::shared_ptr<GeomAPI_Edge> aInEdge = std::shared_ptr<GeomAPI_Edge>(new GeomAPI_Edge());
 443     aInEdge->setImpl(new TopoDS_Shape(theShape));
 444     aResult = findExternalEdge(theSketch, aInEdge);
 445   }
 446   if (theShape.ShapeType() == TopAbs_VERTEX) {
 447     std::shared_ptr<GeomAPI_Vertex> aInVert = std::shared_ptr<GeomAPI_Vertex>(new GeomAPI_Vertex());
 448     aInVert->setImpl(new TopoDS_Shape(theShape));
 449     aResult = findExternalVertex(theSketch, aInVert);
 450   }
 451   return aResult;
 452 }
 453
 454 ResultPtr PartSet_Tools::createFixedObjectByExternal(const TopoDS_Shape& theShape,
 455                                                      const ObjectPtr& theObject,
 456                                                      CompositeFeaturePtr theSketch,
 457                                                      const bool theTemporary)
 458 {
 459   if (theShape.ShapeType() == TopAbs_EDGE) {
 460     Standard_Real aStart, aEnd;
 461     Handle(V3d_View) aNullView;
 462     FeaturePtr aMyFeature;
 463
 464     Handle(Geom_Curve) aCurve = BRep_Tool::Curve(TopoDS::Edge(theShape), aStart, aEnd);
 465     GeomAdaptor_Curve aAdaptor(aCurve);
 466     std::shared_ptr<GeomAPI_Edge> anEdge = std::shared_ptr<GeomAPI_Edge>(new GeomAPI_Edge);
 467     anEdge->setImpl(new TopoDS_Shape(theShape));
 468     if (aAdaptor.GetType() == GeomAbs_Line) {
 469       // Create line
 470       aMyFeature = theSketch->addFeature(SketchPlugin_Line::ID());
 471       if (!theObject.get()) {
 472         // There is no selected result
 473         std::shared_ptr<GeomAPI_Pnt> aPnt1 = anEdge->firstPoint();
 474         std::shared_ptr<GeomAPI_Pnt> aPnt2 = anEdge->lastPoint();
 475         std::shared_ptr<GeomAPI_Pnt2d> aPnt2d1 = convertTo2D(theSketch, aPnt1);
 476         std::shared_ptr<GeomAPI_Pnt2d> aPnt2d2 = convertTo2D(theSketch, aPnt2);
 477
 478         std::shared_ptr<ModelAPI_Data> aData = aMyFeature->data();
 479         std::shared_ptr<GeomDataAPI_Point2D> aPoint1 =
 480           std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 481           aData->attribute(SketchPlugin_Line::START_ID()));
 482         std::shared_ptr<GeomDataAPI_Point2D> aPoint2 =
 483           std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 484           aData->attribute(SketchPlugin_Line::END_ID()));
 485
 486         aPoint1->setValue(aPnt2d1);
 487         aPoint2->setValue(aPnt2d2);
 488
 489         // If this is an axis then its name has to be changed correspondently
 490         std::string aSuffix = "";
 491         bool aXdir = fabs(aPnt1->x() - aPnt2->x()) > Precision::Confusion();
 492         bool aYdir = fabs(aPnt1->y() - aPnt2->y()) > Precision::Confusion();
 493         bool aZdir = fabs(aPnt1->z() - aPnt2->z()) > Precision::Confusion();
 494         if (aXdir && (!aYdir) && (!aZdir))
 495           aSuffix = "X";
 496         else if ((!aXdir) && aYdir && (!aZdir))
 497           aSuffix = "Y";
 498         else if ((!aXdir) && (!aYdir) && aZdir)
 499           aSuffix = "Z";
 500         if (aSuffix.length() > 0)
 501           aData->setName("Axis_" + aSuffix);
 502         aMyFeature->execute();
 503
 504       }
 505     } else if (aAdaptor.GetType() == GeomAbs_Circle) {
 506       if (anEdge->isArc()) {
 507         // Create arc
 508         aMyFeature = theSketch->addFeature(SketchPlugin_Arc::ID());
 509         if (theShape.Orientation() == TopAbs_REVERSED)
 510           aMyFeature->boolean(SketchPlugin_Arc::INVERSED_ID())->setValue(true);
 511       }
 512       else {
 513         // Create circle
 514         aMyFeature = theSketch->addFeature(SketchPlugin_Circle::ID());
 515       }
 516     }
 517     if (aMyFeature) {
 518       DataPtr aData = aMyFeature->data();
 519       AttributeSelectionPtr anAttr =
 520         std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 521         (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 522
 523       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 524       // selection shape has no result owner => the trihedron axis
 525       // TODO: make reference to the real axes when
 526       // they are implemented in the initialization plugin
 527       if (!aRes.get()) {
 528         ObjectPtr aPointObj = ModelAPI_Session::get()->moduleDocument()->objectByName(
 529           ModelAPI_ResultConstruction::group(), "Origin");
 530         if (aPointObj.get()) { // if initialization plugin performed well
 531           aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aPointObj);
 532         }
 533       }
 534       if (!aRes.get()) {
 535         aRes = aMyFeature->firstResult();
 536       }
 537       if (anAttr.get() && aRes.get()) {
 538         std::shared_ptr<GeomAPI_Shape> anEdge(new GeomAPI_Shape);
 539         anEdge->setImpl(new TopoDS_Shape(theShape));
 540
 541         anAttr->setValue(aRes, anEdge);
 542         //if (!theTemporary) {
 543           aMyFeature->execute();
 544
 545           // fix this edge
 546           FeaturePtr aFix = theSketch->addFeature(SketchPlugin_ConstraintRigid::ID());
 547           aFix->data()->refattr(SketchPlugin_Constraint::ENTITY_A())->
 548             setObject(aMyFeature->lastResult());
 549           // we need to flush created signal in order to fixed constraint is processed by solver
 550           Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 551         //}
 552         return aMyFeature->lastResult();
 553       }
 554     }
 555   }
 556   if (theShape.ShapeType() == TopAbs_VERTEX) {
 557     FeaturePtr aMyFeature = theSketch->addFeature(SketchPlugin_Point::ID());
 558
 559     if (aMyFeature) {
 560       DataPtr aData = aMyFeature->data();
 561       AttributeSelectionPtr anAttr =
 562         std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 563         (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 564
 565       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 566       // if there is no object,
 567       // it means that this is the origin point: search it in the module document
 568       if (!aRes.get()) {
 569         ObjectPtr aPointObj = ModelAPI_Session::get()->moduleDocument()->objectByName(
 570           ModelAPI_ResultConstruction::group(), "Origin");
 571         if (aPointObj.get()) { // if initialization plugin performed well
 572           aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aPointObj);
 573         }
 574       }
 575       // reference to itself with name "Origin" (but this may cause the infinitive cycling)
 576       if (!aRes.get()) {
 577         // If the point is selected not from Result object
 578         std::shared_ptr<GeomAPI_Shape> aShape =
 579           std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape());
 580         aShape->setImpl(new TopoDS_Shape(theShape));
 581
 582         std::shared_ptr<GeomAPI_Vertex> aVertex =
 583           std::shared_ptr<GeomAPI_Vertex>(new GeomAPI_Vertex(aShape));
 584         std::shared_ptr<GeomAPI_Pnt> aPnt = aVertex->point();
 585
 586         std::shared_ptr<GeomAPI_Pnt2d> aPnt2d = convertTo2D(theSketch, aPnt);
 587         std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 588           std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 589           aData->attribute(SketchPlugin_Point::COORD_ID()));
 590         aPoint->setValue(aPnt2d);
 591         if ((aPnt->x() < Precision::Confusion()) &&
 592             (aPnt->y() < Precision::Confusion()) &&
 593             (aPnt->z() < Precision::Confusion()))
 594           aData->setName("Origin");
 595
 596         aMyFeature->execute();
 597         aRes = aMyFeature->firstResult();
 598       }
 599       if (anAttr.get() && aRes.get()) {
 600         std::shared_ptr<GeomAPI_Shape> aVert(new GeomAPI_Shape);
 601         aVert->setImpl(new TopoDS_Shape(theShape));
 602
 603         anAttr->setValue(aRes, aVert);
 604         //if (theTemporary) {
 605           aMyFeature->execute();
 606
 607           // fix this edge
 608           FeaturePtr aFix = theSketch->addFeature(SketchPlugin_ConstraintRigid::ID());
 609           aFix->data()->refattr(SketchPlugin_Constraint::ENTITY_A())->
 610             setObject(aMyFeature->lastResult());
 611           // we need to flush created signal in order to fixed constraint is processed by solver
 612           Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 613         //}
 614         return aMyFeature->lastResult();
 615       }
 616     }
 617   }
 618   return ResultPtr();
 619 }
 620
 621 bool PartSet_Tools::isContainPresentation(const QList<ModuleBase_ViewerPrsPtr>& theSelected,
 622                                           const ModuleBase_ViewerPrsPtr& thePrs)
 623 {
 624   foreach (ModuleBase_ViewerPrsPtr aPrs, theSelected) {
 625     if (aPrs->object() == thePrs->object())
 626       return true;
 627   }
 628   return false;
 629 }
 630
 631 ResultPtr PartSet_Tools::findExternalEdge(CompositeFeaturePtr theSketch,
 632                                           std::shared_ptr<GeomAPI_Edge> theEdge)
 633 {
 634   for (int i = 0; i < theSketch->numberOfSubs(); i++) {
 635     FeaturePtr aFeature = theSketch->subFeature(i);
 636     std::shared_ptr<SketchPlugin_Feature> aSketchFea =
 637       std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 638     // not displayed result of feature projection should not be returned as external edge
 639     if (aSketchFea && aSketchFea->canBeDisplayed()) {
 640       if (aSketchFea->isExternal()) {
 641         std::list<ResultPtr> aResults = aSketchFea->results();
 642         std::list<ResultPtr>::const_iterator aIt;
 643         for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
 644           ResultConstructionPtr aRes =
 645             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aIt);
 646           if (aRes) {
 647             std::shared_ptr<GeomAPI_Shape> aShape = aRes->shape();
 648             if (aShape) {
 649               if (theEdge->isEqual(aShape))
 650                 return aRes;
 651             }
 652           }
 653         }
 654       }
 655     }
 656   }
 657   return ResultPtr();
 658 }
 659
 660
 661 ResultPtr PartSet_Tools::findExternalVertex(CompositeFeaturePtr theSketch,
 662                                             std::shared_ptr<GeomAPI_Vertex> theVert)
 663 {
 664   for (int i = 0; i < theSketch->numberOfSubs(); i++) {
 665     FeaturePtr aFeature = theSketch->subFeature(i);
 666     std::shared_ptr<SketchPlugin_Feature> aSketchFea =
 667       std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 668     if (aSketchFea) {
 669       if (aSketchFea->isExternal()) {
 670         std::list<ResultPtr> aResults = aSketchFea->results();
 671         std::list<ResultPtr>::const_iterator aIt;
 672         for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
 673           ResultConstructionPtr aRes =
 674             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aIt);
 675           if (aRes) {
 676             std::shared_ptr<GeomAPI_Shape> aShape = aRes->shape();
 677             if (aShape) {
 678               if (theVert->isEqual(aShape))
 679                 return aRes;
 680             }
 681           }
 682         }
 683       }
 684     }
 685   }
 686   return ResultPtr();
 687 }
 688
 689
 690 bool PartSet_Tools::hasVertexShape(const ModuleBase_ViewerPrsPtr& thePrs, FeaturePtr theSketch,
 691                                    Handle_V3d_View theView, double& theX, double& theY)
 692 {
 693   bool aHasVertex = false;
 694
 695   const GeomShapePtr& aShape = thePrs->shape();
 696   if (aShape.get() && !aShape->isNull() && aShape->shapeType() == GeomAPI_Shape::VERTEX)
 697   {
 698     const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 699     const TopoDS_Vertex& aVertex = TopoDS::Vertex(aTDShape);
 700     if (!aVertex.IsNull())
 701     {
 702       gp_Pnt aPoint = BRep_Tool::Pnt(aVertex);
 703       PartSet_Tools::convertTo2D(aPoint, theSketch, theView, theX, theY);
 704       aHasVertex = true;
 705     }
 706   }
 707
 708   return aHasVertex;
 709 }
 710
 711 GeomShapePtr PartSet_Tools::findShapeBy2DPoint(const AttributePtr& theAttribute,
 712                                                        ModuleBase_IWorkshop* theWorkshop)
 713 {
 714   GeomShapePtr aShape;
 715   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
 716   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 717
 718   // 2. find visualized vertices of the attribute and if the attribute of the vertex is
 719   // the same, return it
 720   FeaturePtr anAttributeFeature = ModelAPI_Feature::feature(theAttribute->owner());
 721   // 2.1 get visualized results of the feature
 722   const std::list<ResultPtr>& aResList = anAttributeFeature->results();
 723   std::list<ResultPtr>::const_iterator anIt = aResList.begin(), aLast = aResList.end();
 724   for (; anIt != aLast; anIt++) {
 725     AISObjectPtr aAISObj = aDisplayer->getAISObject(*anIt);
 726     if (aAISObj.get() != NULL) {
 727       Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
 728       // 2.2 find selected owners of a visualizedd object
 729       SelectMgr_IndexedMapOfOwner aSelectedOwners;
 730       aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
 731       for (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
 732         Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
 733         if (!anOwner.IsNull()) {
 734           Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(anOwner);
 735           if (!aBRepOwner.IsNull() && aBRepOwner->HasShape()) {
 736             const TopoDS_Shape& aBRepShape = aBRepOwner->Shape();
 737             if (aBRepShape.ShapeType() == TopAbs_VERTEX) {
 738               // 2.3 if the owner is vertex and an attribute of the vertex is equal to the initial
 739               // attribute, returns the shape
 740               PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(theWorkshop->module());
 741               PartSet_SketcherMgr* aSketchMgr = aModule->sketchMgr();
 742               AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(anAttributeFeature,
 743                                                         aBRepShape, aSketchMgr->activeSketch());
 744               if (aPntAttr.get() != NULL && aPntAttr == theAttribute) {
 745                 aShape = std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape);
 746                 aShape->setImpl(new TopoDS_Shape(aBRepShape));
 747                 break;
 748               }
 749             }
 750           }
 751         }
 752       }
 753     }
 754   }
 755   return aShape;
 756 }
 757
 758 std::shared_ptr<GeomAPI_Pnt2d> PartSet_Tools::getPoint(
 759                                                   std::shared_ptr<ModelAPI_Feature>& theFeature,
 760                                                   const std::string& theAttribute)
 761 {
 762   std::shared_ptr<GeomDataAPI_Point2D> aPointAttr = ModelGeomAlgo_Point2D::getPointOfRefAttr(
 763                                           theFeature.get(), theAttribute, SketchPlugin_Point::ID(),
 764                                           SketchPlugin_Point::COORD_ID());
 765   if (aPointAttr.get() != NULL)
 766     return aPointAttr->pnt();
 767   return std::shared_ptr<GeomAPI_Pnt2d>();
 768 }
 769
 770 FeaturePtr findFirstCoincidenceByData(const DataPtr& theData,
 771                                       std::shared_ptr<GeomAPI_Pnt2d> thePoint)
 772 {
 773   FeaturePtr aCoincident;
 774
 775   const std::set<AttributePtr>& aRefsList = theData->refsToMe();
 776   std::set<AttributePtr>::const_iterator aIt;
 777   for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 778     std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 779     FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 780     if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 781       std::shared_ptr<GeomAPI_Pnt2d> a2dPnt =
 782         PartSet_Tools::getPoint(aConstrFeature, SketchPlugin_ConstraintCoincidence::ENTITY_A());
 783       if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 784         aCoincident = aConstrFeature;
 785         break;
 786       } else {
 787         a2dPnt = PartSet_Tools::getPoint(aConstrFeature,
 788                                           SketchPlugin_ConstraintCoincidence::ENTITY_B());
 789         if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 790           aCoincident = aConstrFeature;
 791           break;
 792         }
 793       }
 794     }
 795   }
 796   return aCoincident;
 797 }
 798
 799 FeaturePtr PartSet_Tools::findFirstCoincidence(const FeaturePtr& theFeature,
 800                                                std::shared_ptr<GeomAPI_Pnt2d> thePoint)
 801 {
 802   FeaturePtr aCoincident;
 803   if (theFeature.get() == NULL)
 804     return aCoincident;
 805
 806   const std::set<AttributePtr>& aRefsList = theFeature->data()->refsToMe();
 807   std::set<AttributePtr>::const_iterator aIt;
 808   for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 809     std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 810     FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 811     if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 812       std::shared_ptr<GeomAPI_Pnt2d> a2dPnt =
 813         PartSet_Tools::getPoint(aConstrFeature, SketchPlugin_ConstraintCoincidence::ENTITY_A());
 814       if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 815         aCoincident = aConstrFeature;
 816         break;
 817       } else {
 818         a2dPnt = PartSet_Tools::getPoint(aConstrFeature,
 819                                           SketchPlugin_ConstraintCoincidence::ENTITY_B());
 820         if (a2dPnt.get() && thePoint->isEqual(a2dPnt)) {
 821           aCoincident = aConstrFeature;
 822           break;
 823         }
 824       }
 825     }
 826   }
 827   /// Find by result
 828   if (!aCoincident.get()) {
 829     std::list<ResultPtr> aResults = theFeature->results();
 830     std::list<ResultPtr>::const_iterator aIt;
 831     for (aIt = aResults.cbegin(); aIt != aResults.cend(); ++aIt) {
 832       ResultPtr aResult = *aIt;
 833       aCoincident = findFirstCoincidenceByData(aResult->data(), thePoint);
 834       if (aCoincident.get())
 835         break;
 836     }
 837   }
 838   return aCoincident;
 839 }
 840
 841 void PartSet_Tools::findCoincidences(FeaturePtr theStartCoin, QList<FeaturePtr>& theList,
 842                                      QList<FeaturePtr>& theCoincidencies,
 843                                      std::string theAttr)
 844 {
 845   std::shared_ptr<GeomAPI_Pnt2d> aOrig = getCoincedencePoint(theStartCoin);
 846   if (aOrig.get() == NULL)
 847     return;
 848
 849   AttributeRefAttrPtr aPnt = theStartCoin->refattr(theAttr);
 850   if (!aPnt)
 851     return;
 852   ObjectPtr aObj = aPnt->object();
 853   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 854   if (aFeature.get()) {
 855     if (!theList.contains(aFeature)) {
 856       theList.append(aFeature);
 857       theCoincidencies.append(theStartCoin);
 858       const std::set<AttributePtr>& aRefsList = aFeature->data()->refsToMe();
 859       std::set<AttributePtr>::const_iterator aIt;
 860       for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 861         std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 862         FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 863         if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 864           if (!theCoincidencies.contains(aConstrFeature)) {
 865             std::shared_ptr<GeomAPI_Pnt2d> aPnt = getCoincedencePoint(aConstrFeature);
 866             if (aPnt.get() && aOrig->isEqual(aPnt)) {
 867               findCoincidences(aConstrFeature, theList, theCoincidencies,
 868                 SketchPlugin_ConstraintCoincidence::ENTITY_A());
 869               findCoincidences(aConstrFeature, theList, theCoincidencies,
 870                 SketchPlugin_ConstraintCoincidence::ENTITY_B());
 871             }
 872           }
 873         }
 874       }
 875     }
 876   } else {
 877     // Find by Results
 878     ResultConstructionPtr aResult = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aObj);
 879     if (aResult.get()) {
 880       FeaturePtr aFeature = ModelAPI_Feature::feature(aPnt->object());
 881       if (!theList.contains(aFeature))
 882         theList.append(aFeature);
 883       theCoincidencies.append(theStartCoin);
 884
 885       const std::set<AttributePtr>& aRefsList = aResult->data()->refsToMe();
 886       std::set<AttributePtr>::const_iterator aIt;
 887       for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 888         std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 889         FeaturePtr aConstrFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 890         if (aConstrFeature->getKind() == SketchPlugin_ConstraintCoincidence::ID()) {
 891           if (!theCoincidencies.contains(aConstrFeature)) {
 892             std::shared_ptr<GeomAPI_Pnt2d> aPnt = getCoincedencePoint(aConstrFeature);
 893             if (aPnt.get() && aOrig->isEqual(aPnt)) {
 894               findCoincidences(aConstrFeature, theList, theCoincidencies,
 895                 SketchPlugin_ConstraintCoincidence::ENTITY_A());
 896               findCoincidences(aConstrFeature, theList, theCoincidencies,
 897                 SketchPlugin_ConstraintCoincidence::ENTITY_B());
 898             }
 899           }
 900         }
 901       }
 902     }
 903   }
 904 }
 905
 906 std::shared_ptr<GeomAPI_Pnt2d> PartSet_Tools::getCoincedencePoint(FeaturePtr theStartCoin)
 907 {
 908   std::shared_ptr<GeomAPI_Pnt2d> aPnt = SketcherPrs_Tools::getPoint(theStartCoin.get(),
 909                                                         SketchPlugin_Constraint::ENTITY_A());
 910   if (aPnt.get() == NULL)
 911     aPnt = SketcherPrs_Tools::getPoint(theStartCoin.get(), SketchPlugin_Constraint::ENTITY_B());
 912   return aPnt;
 913 }
 914
 915 AttributePtr PartSet_Tools::findAttributeBy2dPoint(ObjectPtr theObj,
 916                                                    const TopoDS_Shape theShape,
 917                                                    FeaturePtr theSketch)
 918 {
 919
 920   AttributePtr anAttribute;
 921   FeaturePtr aFeature = ModelAPI_Feature::feature(theObj);
 922   if (aFeature) {
 923     if (theShape.ShapeType() == TopAbs_VERTEX) {
 924       const TopoDS_Vertex& aVertex = TopoDS::Vertex(theShape);
 925       if (!aVertex.IsNull())  {
 926         gp_Pnt aPoint = BRep_Tool::Pnt(aVertex);
 927         std::shared_ptr<GeomAPI_Pnt> aValue = std::shared_ptr<GeomAPI_Pnt>(
 928             new GeomAPI_Pnt(aPoint.X(), aPoint.Y(), aPoint.Z()));
 929
 930         // find the given point in the feature attributes
 931         std::list<AttributePtr> anAttiributes =
 932           aFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 933         std::list<AttributePtr>::const_iterator anIt = anAttiributes.begin(),
 934                                                 aLast = anAttiributes.end();
 935         for (; anIt != aLast && !anAttribute; anIt++) {
 936           std::shared_ptr<GeomDataAPI_Point2D> aCurPoint =
 937             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
 938           if (!aCurPoint->isInitialized())
 939             continue;
 940
 941           std::shared_ptr<GeomAPI_Pnt> aPnt =
 942             convertTo3D(aCurPoint->x(), aCurPoint->y(), theSketch);
 943           if (aPnt && (aPnt->distance(aValue) < Precision::Confusion())) {
 944             anAttribute = aCurPoint;
 945             break;
 946           }
 947         }
 948       }
 949     }
 950   }
 951   return anAttribute;
 952 }
 953
 954 void PartSet_Tools::sendSubFeaturesEvent(const CompositeFeaturePtr& theComposite,
 955                                          const Events_ID theEventId)
 956 {
 957   if (!theComposite.get())
 958     return;
 959
 960   static Events_Loop* aLoop = Events_Loop::loop();
 961   for (int i = 0; i < theComposite->numberOfSubs(); i++) {
 962     FeaturePtr aSubFeature = theComposite->subFeature(i);
 963     static const ModelAPI_EventCreator* aECreator = ModelAPI_EventCreator::get();
 964     aECreator->sendUpdated(aSubFeature, theEventId);
 965   }
 966   Events_Loop::loop()->flush(theEventId);
 967 }
 968
 969 bool PartSet_Tools::isAuxiliarySketchEntity(const ObjectPtr& theObject)
 970 {
 971   bool isAuxiliaryFeature = false;
 972
 973   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
 974   std::string anAuxiliaryAttribute = SketchPlugin_SketchEntity::AUXILIARY_ID();
 975   AttributeBooleanPtr anAuxiliaryAttr = std::dynamic_pointer_cast<ModelAPI_AttributeBoolean>(
 976                                     anObjectFeature->data()->attribute(anAuxiliaryAttribute));
 977   if (anAuxiliaryAttr.get())
 978     isAuxiliaryFeature = anAuxiliaryAttr->value();
 979
 980
 981   return isAuxiliaryFeature;
 982 }