src/Model/Model_AttributeSelection.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        Model_AttributeSelection.h
   4 // Created:     2 Oct 2014
   5 // Author:      Mikhail PONIKAROV
   6
   7 #include "Model_AttributeSelection.h"
   8 #include "Model_Application.h"
   9 #include "Model_Events.h"
  10 #include "Model_Data.h"
  11 #include "Model_Document.h"
  12 #include <ModelAPI_Feature.h>
  13 #include <ModelAPI_ResultBody.h>
  14 #include <ModelAPI_ResultConstruction.h>
  15 #include <ModelAPI_CompositeFeature.h>
  16 #include <GeomAPI_Shape.h>
  17 #include <GeomAPI_PlanarEdges.h>
  18 #include <Events_Error.h>
  19
  20 #include <TNaming_Selector.hxx>
  21 #include <TNaming_NamedShape.hxx>
  22 #include <TNaming_Tool.hxx>
  23 #include <TNaming_Builder.hxx>
  24 #include <TNaming_Localizer.hxx>
  25 #include <TopoDS_Shape.hxx>
  26 #include <TopoDS_Compound.hxx>
  27 #include <TDataStd_IntPackedMap.hxx>
  28 #include <TDataStd_Integer.hxx>
  29 #include <TDataStd_UAttribute.hxx>
  30 #include <TDataStd_Name.hxx>
  31 #include <TopTools_MapOfShape.hxx>
  32 #include <TopTools_IndexedMapOfShape.hxx>
  33 #include <TopTools_MapIteratorOfMapOfShape.hxx>
  34 #include <TopTools_ListOfShape.hxx>
  35 #include <TopExp_Explorer.hxx>
  36 #include <TDF_LabelMap.hxx>
  37 #include <BRep_Tool.hxx>
  38 #include <BRep_Builder.hxx>
  39 #include <TopoDS_Edge.hxx>
  40 #include <TopoDS.hxx>
  41 #include <TopExp.hxx>
  42 #include <TColStd_MapOfTransient.hxx>
  43 #include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
  44 #include <TopTools_ListIteratorOfListOfShape.hxx>
  45 #include <TColStd_MapIteratorOfPackedMapOfInteger.hxx>
  46 #include <gp_Pnt.hxx>
  47 #include <Precision.hxx>
  48 #include <TDF_ChildIterator.hxx>
  49 #include <TDF_ChildIDIterator.hxx>
  50 #include <TDataStd_Name.hxx>
  51 #include <TopAbs_ShapeEnum.hxx>
  52 #include <TopoDS_Iterator.hxx>
  53 #include <TNaming_Iterator.hxx>
  54 using namespace std;
  55 //#define DEB_NAMING 1
  56 #ifdef DEB_NAMING
  57 #include <BRepTools.hxx>
  58 #endif
  59 /// adeed to the index in the packed map to signalize that the vertex of edge is seleted
  60 /// (multiplied by the index of the edge)
  61 static const int kSTART_VERTEX_DELTA = 1000000;
  62 // identifier that there is simple reference: selection equals to context
  63 Standard_GUID kSIMPLE_REF_ID("635eacb2-a1d6-4dec-8348-471fae17cb29");
  64 Standard_GUID kCONSTUCTION_SIMPLE_REF_ID("635eacb2-a1d6-4dec-8348-471fae17cb28");
  65
  66 // on this label is stored:
  67 // TNaming_NamedShape - selected shape
  68 // TNaming_Naming - topological selection information (for the body)
  69 // TDataStd_IntPackedMap - indexes of edges in composite element (for construction)
  70 // TDataStd_Integer - type of the selected shape (for construction)
  71 // TDF_Reference - from ReferenceAttribute, the context
  72 #define DDDD 1
  73 void Model_AttributeSelection::setValue(const ResultPtr& theContext,
  74   const std::shared_ptr<GeomAPI_Shape>& theSubShape)
  75 {
  76   const std::shared_ptr<GeomAPI_Shape>& anOldShape = value();
  77   bool isOldContext = theContext == myRef.value();
  78   bool isOldShape = isOldContext &&
  79     (theSubShape == anOldShape || (theSubShape && anOldShape && theSubShape->isEqual(anOldShape)));
  80   if (isOldShape) return; // shape is the same, so context is also unchanged
  81   // update the referenced object if needed
  82   if (!isOldContext)
  83     myRef.setValue(theContext);
  84
  85   // do noth use naming if selected shape is result shape itself, but not sub-shape
  86   TDF_Label aSelLab = selectionLabel();
  87   aSelLab.ForgetAttribute(kSIMPLE_REF_ID);
  88   aSelLab.ForgetAttribute(kCONSTUCTION_SIMPLE_REF_ID);
  89
  90   bool isDegeneratedEdge = false;
  91   // do not use the degenerated edge as a shape, a null context and shape is used in the case
  92   if (theSubShape.get() && !theSubShape->isNull() && theSubShape->isEdge()) {
  93     const TopoDS_Shape& aSubShape = theSubShape->impl<TopoDS_Shape>();
  94     if (aSubShape.ShapeType() == TopAbs_EDGE)
  95       isDegeneratedEdge = BRep_Tool::Degenerated(TopoDS::Edge(aSubShape)) == Standard_True;
  96   }
  97   if (!theContext.get() || isDegeneratedEdge) {
  98     // to keep the reference attribute label
  99     TDF_Label aRefLab = myRef.myRef->Label();
 100     aSelLab.ForgetAllAttributes(true);
 101     myRef.myRef = TDF_Reference::Set(aSelLab.Father(), aSelLab.Father());
 102     return;
 103   }
 104   if (theContext->groupName() == ModelAPI_ResultBody::group()) {
 105     // do not select the whole shape for body:it is already must be in the data framework
 106     if (theContext->shape().get() && theContext->shape()->isEqual(theSubShape)) {
 107       aSelLab.ForgetAllAttributes(true);
 108       TDataStd_UAttribute::Set(aSelLab, kSIMPLE_REF_ID);
 109     } else {
 110       selectBody(theContext, theSubShape);
 111     }
 112   } else if (theContext->groupName() == ModelAPI_ResultConstruction::group()) {
 113     if (!theSubShape.get()) {
 114       // to sub, so the whole result is selected
 115       aSelLab.ForgetAllAttributes(true);
 116       TDataStd_UAttribute::Set(aSelLab, kCONSTUCTION_SIMPLE_REF_ID);
 117     } else {
 118       selectConstruction(theContext, theSubShape);
 119     }
 120   }
 121   //the attribute initialized state should be changed by sendAttributeUpdated only
 122   //myIsInitialized = true;
 123
 124   owner()->data()->sendAttributeUpdated(this);
 125
 126   std::string aSelName = namingName();
 127   if(!aSelName.empty())
 128     TDataStd_Name::Set(selectionLabel(), aSelName.c_str()); //set name
 129 #ifdef DDDD
 130   //####
 131   //selectSubShape("FACE",  "Extrusion_1/LateralFace_3");
 132   //selectSubShape("FACE",  "Extrusion_1/TopFace");
 133   //selectSubShape("EDGE", "Extrusion_1/TopFace|Extrusion_1/LateralFace_1");
 134   //selectSubShape("EDGE", "Sketch_1/Edge_6");
 135 #endif
 136 }
 137
 138 std::shared_ptr<GeomAPI_Shape> Model_AttributeSelection::value()
 139 {
 140   std::shared_ptr<GeomAPI_Shape> aResult;
 141   if (myRef.isInitialized()) {
 142     TDF_Label aSelLab = selectionLabel();
 143     if (aSelLab.IsAttribute(kSIMPLE_REF_ID)) { // it is just reference to shape, not sub-shape
 144       ResultPtr aContext = context();
 145       if (!aContext.get())
 146         return aResult; // empty result
 147       return aContext->shape();
 148     }
 149     if (aSelLab.IsAttribute(kCONSTUCTION_SIMPLE_REF_ID)) { // it is just reference to construction, nothing is in value
 150         return aResult; // empty result
 151     }
 152
 153     Handle(TNaming_NamedShape) aSelection;
 154     if (selectionLabel().FindAttribute(TNaming_NamedShape::GetID(), aSelection)) {
 155       TopoDS_Shape aSelShape = aSelection->Get();
 156       aResult = std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape);
 157       aResult->setImpl(new TopoDS_Shape(aSelShape));
 158     } else { // for simple construction element: just shape of this construction element
 159       ResultConstructionPtr aConstr =
 160         std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(context());
 161       if (aConstr) {
 162         return aConstr->shape();
 163       }
 164     }
 165   }
 166   return aResult;
 167 }
 168
 169 Model_AttributeSelection::Model_AttributeSelection(TDF_Label& theLabel)
 170   : myRef(theLabel)
 171 {
 172   myIsInitialized = myRef.isInitialized();
 173 }
 174
 175 void Model_AttributeSelection::setID(const std::string theID)
 176 {
 177   myRef.setID(theID);
 178   ModelAPI_AttributeSelection::setID(theID);
 179 }
 180
 181 ResultPtr Model_AttributeSelection::context() {
 182   return std::dynamic_pointer_cast<ModelAPI_Result>(myRef.value());
 183 }
 184
 185
 186 void Model_AttributeSelection::setObject(const std::shared_ptr<ModelAPI_Object>& theObject)
 187 {
 188   ModelAPI_AttributeSelection::setObject(theObject);
 189   myRef.setObject(theObject);
 190 }
 191
 192 TDF_LabelMap& Model_AttributeSelection::scope()
 193 {
 194   if (myScope.IsEmpty()) { // create a new scope if not yet done
 195     // gets all labels with named shapes that are bofore this feature label (before in history)
 196     TDF_Label aFeatureLab = std::dynamic_pointer_cast<Model_Data>(
 197       owner()->data())->label().Father();
 198     int aFeatureID = aFeatureLab.Tag();
 199     TDF_ChildIterator aFeaturesIter(aFeatureLab.Father());
 200     for(; aFeaturesIter.More(); aFeaturesIter.Next()) {
 201       if (aFeaturesIter.Value().Tag() >= aFeatureID) // the left labels are created later
 202         break;
 203       TDF_ChildIDIterator aNSIter(aFeaturesIter.Value(), TNaming_NamedShape::GetID(), 1);
 204       for(; aNSIter.More(); aNSIter.Next()) {
 205         Handle(TNaming_NamedShape) aNS = Handle(TNaming_NamedShape)::DownCast(aNSIter.Value());
 206         if (!aNS.IsNull() && aNS->Evolution() != TNaming_SELECTED) {
 207           myScope.Add(aNS->Label());
 208         }
 209       }
 210     }
 211   }
 212   return myScope;
 213 }
 214
 215 bool Model_AttributeSelection::update()
 216 {
 217   ResultPtr aContext = context();
 218   if (!aContext.get()) return false;
 219   TDF_Label aSelLab = selectionLabel();
 220   if (aSelLab.IsAttribute(kSIMPLE_REF_ID)) { // it is just reference to shape, not sub-shape
 221     return aContext->shape() && !aContext->shape()->isNull();
 222   }
 223   if (aSelLab.IsAttribute(kCONSTUCTION_SIMPLE_REF_ID)) { // it is just reference to construction, not sub-shape
 224     return aContext->shape() && !aContext->shape()->isNull();
 225   }
 226
 227   if (aContext->groupName() == ModelAPI_ResultBody::group()) {
 228     // body: just a named shape, use selection mechanism from OCCT
 229     TNaming_Selector aSelector(aSelLab);
 230     bool aResult = aSelector.Solve(scope()) == Standard_True;
 231     owner()->data()->sendAttributeUpdated(this);
 232     return aResult;
 233   } else if (aContext->groupName() == ModelAPI_ResultConstruction::group()) {
 234     // construction: identification by the results indexes, recompute faces and
 235     // take the face that more close by the indexes
 236     ResultConstructionPtr aConstructionContext =
 237       std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aContext);
 238     FeaturePtr aContextFeature = aContext->document()->feature(aContext);
 239     // sketch sub-element
 240     if (aConstructionContext &&
 241         std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aContextFeature).get())
 242     {
 243       TDF_Label aLab = myRef.myRef->Label();
 244       // getting a type of selected shape
 245       Handle(TDataStd_Integer) aTypeAttr;
 246       if (!aLab.FindAttribute(TDataStd_Integer::GetID(), aTypeAttr)) {
 247         return false;
 248       }
 249       TopAbs_ShapeEnum aShapeType = (TopAbs_ShapeEnum)(aTypeAttr->Get());
 250       // selected indexes will be needed in each "if"
 251       Handle(TDataStd_IntPackedMap) aSubIds;
 252       std::shared_ptr<GeomAPI_Shape> aNewSelected;
 253       bool aNoIndexes =
 254         !aLab.FindAttribute(TDataStd_IntPackedMap::GetID(), aSubIds) || aSubIds->Extent() == 0;
 255       // for now working only with composite features
 256       CompositeFeaturePtr aComposite =
 257         std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aContextFeature);
 258       if (!aComposite.get() || aComposite->numberOfSubs() == 0) {
 259         return false;
 260       }
 261
 262       if (aShapeType == TopAbs_FACE) { // compound is for the whole sketch selection
 263         // If this is a wire with plane defined thin it is a sketch-like object
 264         if (!aConstructionContext->facesNum()) // no faces, update can not work correctly
 265           return false;
 266         // if there is no edges indexes, any face can be used: take the first
 267         std::shared_ptr<GeomAPI_Shape> aNewSelected;
 268         if (aNoIndexes) {
 269           aNewSelected = aConstructionContext->face(0);
 270         } else { // searching for most looks-like initial face by the indexes
 271           // prepare edges of the current resut for the fast searching
 272           TColStd_MapOfTransient allCurves;
 273           const int aSubNum = aComposite->numberOfSubs();
 274           for(int a = 0; a < aSubNum; a++) {
 275             if (aSubIds->Contains(aComposite->subFeatureId(a))) {
 276               FeaturePtr aSub = aComposite->subFeature(a);
 277               const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = aSub->results();
 278               std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRes;
 279               for(aRes = aResults.cbegin(); aRes != aResults.cend(); aRes++) {
 280                 ResultConstructionPtr aConstr =
 281                   std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aRes);
 282                 if (aConstr->shape() && aConstr->shape()->isEdge()) {
 283                   const TopoDS_Shape& aResShape = aConstr->shape()->impl<TopoDS_Shape>();
 284                   TopoDS_Edge anEdge = TopoDS::Edge(aResShape);
 285                   if (!anEdge.IsNull()) {
 286                     Standard_Real aFirst, aLast;
 287                     Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
 288                     allCurves.Add(aCurve);
 289                   }
 290                 }
 291               }
 292             }
 293           }
 294           double aBestFound = 0; // best percentage of found edges
 295           for(int aFaceIndex = 0; aFaceIndex < aConstructionContext->facesNum(); aFaceIndex++) {
 296             int aFound = 0, aNotFound = 0;
 297             TopExp_Explorer anEdgesExp(
 298               aConstructionContext->face(aFaceIndex)->impl<TopoDS_Shape>(), TopAbs_EDGE);
 299             for(; anEdgesExp.More(); anEdgesExp.Next()) {
 300               TopoDS_Edge anEdge = TopoDS::Edge(anEdgesExp.Current());
 301               if (!anEdge.IsNull()) {
 302                 Standard_Real aFirst, aLast;
 303                 Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
 304                 if (allCurves.Contains(aCurve)) {
 305                   aFound++;
 306                 } else {
 307                   aNotFound++;
 308                 }
 309               }
 310             }
 311             if (aFound + aNotFound != 0) {
 312               double aPercentage = double(aFound) / double(aFound + aNotFound);
 313               if (aPercentage > aBestFound) {
 314                 aBestFound = aPercentage;
 315                 aNewSelected = aConstructionContext->face(aFaceIndex);
 316               }
 317             }
 318           }
 319         }
 320         if (aNewSelected) { // store this new selection
 321           selectConstruction(aContext, aNewSelected);
 322           owner()->data()->sendAttributeUpdated(this);
 323           return true;
 324         }
 325       } else if (aShapeType == TopAbs_EDGE) {
 326         // just reselect the edge by the id
 327         const int aSubNum = aComposite->numberOfSubs();
 328         for(int a = 0; a < aSubNum; a++) {
 329           // if aSubIds take any, the first appropriate
 330           if (aSubIds->IsEmpty() || aSubIds->Contains(aComposite->subFeatureId(a))) {
 331             // found the appropriate feature
 332             FeaturePtr aFeature = aComposite->subFeature(a);
 333             std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aResIter =
 334               aFeature->results().cbegin();
 335             for(;aResIter != aFeature->results().cend(); aResIter++) {
 336               ResultConstructionPtr aRes =
 337                 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aResIter);
 338               if (aRes && aRes->shape() && aRes->shape()->isEdge()) { // found!
 339                 selectConstruction(aContext, aRes->shape());
 340                 owner()->data()->sendAttributeUpdated(this);
 341                 return true;
 342               }
 343             }
 344           }
 345         }
 346       } else if (aShapeType == TopAbs_VERTEX) {
 347         // just reselect the vertex by the id of edge
 348         const int aSubNum = aComposite->numberOfSubs();
 349         for(int a = 0; a < aSubNum; a++) {
 350           // if aSubIds take any, the first appropriate
 351           int aFeatureID = aComposite->subFeatureId(a);
 352           if (aSubIds->IsEmpty() || aSubIds->Contains(aFeatureID) ||
 353             aSubIds->Contains(aFeatureID + kSTART_VERTEX_DELTA) ||
 354             aSubIds->Contains(aFeatureID + kSTART_VERTEX_DELTA * 2)) {
 355               // searching for deltas
 356               int aVertexNum = 0;
 357               if (aSubIds->Contains(aFeatureID + kSTART_VERTEX_DELTA)) aVertexNum = 1;
 358               else if (aSubIds->Contains(aFeatureID + kSTART_VERTEX_DELTA * 2)) aVertexNum = 2;
 359               // found the feature with appropriate edge
 360               FeaturePtr aFeature = aComposite->subFeature(a);
 361               std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aResIter =
 362                 aFeature->results().cbegin();
 363               for(;aResIter != aFeature->results().cend(); aResIter++) {
 364                 ResultConstructionPtr aRes =
 365                   std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aResIter);
 366                 if (aRes && aRes->shape()) {
 367                   if (aRes->shape()->isVertex() && aVertexNum == 0) { // found!
 368                     selectConstruction(aContext, aRes->shape());
 369                     owner()->data()->sendAttributeUpdated(this);
 370                     return true;
 371                   } else if (aRes->shape()->isEdge() && aVertexNum > 0) {
 372                     const TopoDS_Shape& anEdge = aRes->shape()->impl<TopoDS_Shape>();
 373                     int aVIndex = 1;
 374                     for(TopExp_Explorer aVExp(anEdge, TopAbs_VERTEX); aVExp.More(); aVExp.Next()) {
 375                       if (aVIndex == aVertexNum) { // found!
 376                         std::shared_ptr<GeomAPI_Shape> aVertex(new GeomAPI_Shape);
 377                         aVertex->setImpl(new TopoDS_Shape(aVExp.Current()));
 378                         selectConstruction(aContext, aVertex);
 379                         owner()->data()->sendAttributeUpdated(this);
 380                         return true;
 381                       }
 382                       aVIndex++;
 383                     }
 384                   }
 385                 }
 386               }
 387           }
 388         }
 389       }
 390     } else { // simple construction element: the selected is that needed
 391       selectConstruction(aContext, aContext->shape());
 392       owner()->data()->sendAttributeUpdated(this);
 393       return true;
 394     }
 395   }
 396   return false; // unknown case
 397 }
 398
 399
 400 void Model_AttributeSelection::selectBody(
 401   const ResultPtr& theContext, const std::shared_ptr<GeomAPI_Shape>& theSubShape)
 402 {
 403   // perform the selection
 404   TNaming_Selector aSel(selectionLabel());
 405   TopoDS_Shape aContext;
 406
 407   ResultBodyPtr aBody = std::dynamic_pointer_cast<ModelAPI_ResultBody>(myRef.value());
 408   if (aBody) {
 409     aContext = aBody->shape()->impl<TopoDS_Shape>();
 410   } else {
 411     ResultPtr aResult =
 412       std::dynamic_pointer_cast<ModelAPI_Result>(myRef.value());
 413     if (aResult) {
 414       aContext = aResult->shape()->impl<TopoDS_Shape>();
 415     } else {
 416       Events_Error::send("A result with shape is expected");
 417       return;
 418     }
 419   }
 420   TopoDS_Shape aNewShape = theSubShape ? theSubShape->impl<TopoDS_Shape>() : aContext;
 421   /// fix for issue 411: result modified shapes must not participate in this selection mechanism
 422   FeaturePtr aFeatureOwner = std::dynamic_pointer_cast<ModelAPI_Feature>(owner());
 423   if (aFeatureOwner.get())
 424     aFeatureOwner->eraseResults();
 425   if (!aContext.IsNull()) {
 426     aSel.Select(aNewShape, aContext);
 427   }
 428 }
 429
 430 /// registers the name of the shape in the label (theID == 0) of sub label (theID is a tag)
 431 /// if theID is zero,
 432 static void registerSubShape(TDF_Label theMainLabel, TopoDS_Shape theShape,
 433   const int theID, const FeaturePtr& theContextFeature, std::shared_ptr<Model_Document> theDoc,
 434   std::string theAdditionalName,
 435   Handle(TDataStd_IntPackedMap) theRefs = Handle(TDataStd_IntPackedMap)())
 436 {
 437   TDF_Label aLab = theID == 0 ? theMainLabel : theMainLabel.FindChild(theID);
 438   TNaming_Builder aBuilder(aLab);
 439   aBuilder.Generated(theShape);
 440   std::stringstream aName;
 441   aName<<theContextFeature->name()<<"/";
 442   if (!theAdditionalName.empty())
 443     aName<<theAdditionalName<<"/";
 444   if (theShape.ShapeType() == TopAbs_FACE) aName<<"Face";
 445   else if (theShape.ShapeType() == TopAbs_EDGE) aName<<"Edge";
 446   else if (theShape.ShapeType() == TopAbs_VERTEX) aName<<"Vertex";
 447
 448   if (theRefs.IsNull()) {
 449     aName<<theID;
 450   } else { // make a compisite name from all sub-elements indexes: "1_2_3_4"
 451     TColStd_MapIteratorOfPackedMapOfInteger aRef(theRefs->GetMap());
 452     for(; aRef.More(); aRef.Next()) {
 453       aName<<"-"<<aRef.Key();
 454     }
 455   }
 456
 457   theDoc->addNamingName(aLab, aName.str());
 458   TDataStd_Name::Set(aLab, aName.str().c_str());
 459 }
 460
 461 void Model_AttributeSelection::selectConstruction(
 462   const ResultPtr& theContext, const std::shared_ptr<GeomAPI_Shape>& theSubShape)
 463 {
 464   std::shared_ptr<Model_Document> aMyDoc =
 465     std::dynamic_pointer_cast<Model_Document>(owner()->document());
 466   FeaturePtr aContextFeature = theContext->document()->feature(theContext);
 467   CompositeFeaturePtr aComposite =
 468     std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aContextFeature);
 469   const TopoDS_Shape& aSubShape = theSubShape->impl<TopoDS_Shape>();
 470   if (!aComposite || aComposite->numberOfSubs() == 0) {
 471     // saving of context is enough: result construction contains exactly the needed shape
 472     TNaming_Builder aBuilder(selectionLabel());
 473     aBuilder.Generated(aSubShape);
 474     aMyDoc->addNamingName(selectionLabel(), theContext->data()->name());
 475     TDataStd_Name::Set(selectionLabel(), theContext->data()->name().c_str());
 476     return;
 477   }
 478   std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(owner()->data());
 479   TDF_Label aLab = myRef.myRef->Label();
 480   // identify the reuslts of sub-object of the composite by edges
 481   // save type of the selected shape in integer attribute
 482   TopAbs_ShapeEnum aShapeType = aSubShape.ShapeType();
 483   TDataStd_Integer::Set(aLab, (int)aShapeType);
 484   gp_Pnt aVertexPos;
 485   TColStd_MapOfTransient allCurves;
 486   if (aShapeType == TopAbs_VERTEX) { // compare positions
 487     aVertexPos = BRep_Tool::Pnt(TopoDS::Vertex(aSubShape));
 488   } else {
 489     for(TopExp_Explorer anEdgeExp(aSubShape, TopAbs_EDGE); anEdgeExp.More(); anEdgeExp.Next()) {
 490       TopoDS_Edge anEdge = TopoDS::Edge(anEdgeExp.Current());
 491       Standard_Real aFirst, aLast;
 492       Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
 493       allCurves.Add(aCurve);
 494     }
 495   }
 496   // iterate and store the result ids of sub-elements and sub-elements to sub-labels
 497   Handle(TDataStd_IntPackedMap) aRefs = TDataStd_IntPackedMap::Set(aLab);
 498   aRefs->Clear();
 499   const int aSubNum = aComposite->numberOfSubs();
 500   for(int a = 0; a < aSubNum; a++) {
 501     FeaturePtr aSub = aComposite->subFeature(a);
 502     const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = aSub->results();
 503     std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRes = aResults.cbegin();
 504     // there may be many shapes (circle and center): register if at least one is in selection
 505     for(; aRes != aResults.cend(); aRes++) {
 506       ResultConstructionPtr aConstr =
 507         std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aRes);
 508       if (!aConstr->shape()) {
 509         continue;
 510       }
 511       if (aShapeType == TopAbs_VERTEX) {
 512         if (aConstr->shape()->isVertex()) { // compare vertices positions
 513           const TopoDS_Shape& aVertex = aConstr->shape()->impl<TopoDS_Shape>();
 514           gp_Pnt aPnt = BRep_Tool::Pnt(TopoDS::Vertex(aVertex));
 515           if (aPnt.IsEqual(aVertexPos, Precision::Confusion())) {
 516             aRefs->Add(aComposite->subFeatureId(a));
 517           }
 518         } else { // get first or last vertex of the edge: last is stored with negative sign
 519           const TopoDS_Shape& anEdge = aConstr->shape()->impl<TopoDS_Shape>();
 520           int aDelta = kSTART_VERTEX_DELTA;
 521           for(TopExp_Explorer aVExp(anEdge, TopAbs_VERTEX); aVExp.More(); aVExp.Next()) {
 522             gp_Pnt aPnt = BRep_Tool::Pnt(TopoDS::Vertex(aVExp.Current()));
 523             if (aPnt.IsEqual(aVertexPos, Precision::Confusion())) {
 524               aRefs->Add(aDelta + aComposite->subFeatureId(a));
 525               break;
 526             }
 527             aDelta += kSTART_VERTEX_DELTA;
 528           }
 529         }
 530       } else {
 531         if (aConstr->shape()->isEdge()) {
 532           const TopoDS_Shape& aResShape = aConstr->shape()->impl<TopoDS_Shape>();
 533           TopoDS_Edge anEdge = TopoDS::Edge(aResShape);
 534           if (!anEdge.IsNull()) {
 535             Standard_Real aFirst, aLast;
 536             Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
 537             if (allCurves.Contains(aCurve)) {
 538               int anID = aComposite->subFeatureId(a);
 539               aRefs->Add(anID);
 540               if (aShapeType != TopAbs_EDGE) { // edge do not need the sub-edges on sub-labels
 541                 // add edges to sub-label to support naming for edges selection
 542                 TopExp_Explorer anEdgeExp(aSubShape, TopAbs_EDGE);
 543                 for(; anEdgeExp.More(); anEdgeExp.Next()) {
 544                   TopoDS_Edge anEdge = TopoDS::Edge(anEdgeExp.Current());
 545                   Standard_Real aFirst, aLast;
 546                   Handle(Geom_Curve) aFaceCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
 547                   if (aFaceCurve == aCurve) {
 548                     registerSubShape(selectionLabel(), anEdge, anID, aContextFeature, aMyDoc, "");
 549                   }
 550                 }
 551               } else { // put vertices of the selected edge to sub-labels
 552                 // add edges to sub-label to support naming for edges selection
 553                 TopExp_Explorer anEdgeExp(aSubShape, TopAbs_VERTEX);
 554                 int aTagIndex = anID + kSTART_VERTEX_DELTA;
 555                 for(; anEdgeExp.More(); anEdgeExp.Next(), aTagIndex += kSTART_VERTEX_DELTA) {
 556                   TopoDS_Vertex aV = TopoDS::Vertex(anEdgeExp.Current());
 557
 558                   std::stringstream anAdditionalName;
 559                   registerSubShape(selectionLabel(), aV, aTagIndex, aContextFeature, aMyDoc,
 560                     "");
 561                 }
 562               }
 563             }
 564           }
 565         }
 566       }
 567     }
 568   }
 569   // store the selected as primitive
 570   TNaming_Builder aBuilder(selectionLabel());
 571   aBuilder.Generated(aSubShape);
 572   registerSubShape(selectionLabel(), aSubShape, 0, aContextFeature, aMyDoc, "", aRefs);
 573 }
 574
 575 TDF_Label Model_AttributeSelection::selectionLabel()
 576 {
 577   return myRef.myRef->Label().FindChild(1);
 578 }
 579
 580 #define FIX_BUG1 1
 581 std::string GetShapeName(std::shared_ptr<Model_Document> theDoc, const TopoDS_Shape& theShape,
 582   const TDF_Label& theLabel)
 583 {
 584   std::string aName;
 585   // check if the subShape is already in DF
 586   Handle(TNaming_NamedShape) aNS = TNaming_Tool::NamedShape(theShape, theLabel);
 587   Handle(TDataStd_Name) anAttr;
 588   if(!aNS.IsNull() && !aNS->IsEmpty()) { // in the document
 589     if(aNS->Label().FindAttribute(TDataStd_Name::GetID(), anAttr)) {
 590       aName = TCollection_AsciiString(anAttr->Get()).ToCString();
 591       if(!aName.empty()) {
 592         const TDF_Label& aLabel = theDoc->findNamingName(aName);
 593         /* MPV: the same shape with the same name may be duplicated on different labels (selection of the same construction object)
 594         if(!aLabel.IsEqual(aNS->Label())) {
 595         //aName.erase(); //something is wrong, to be checked!!!
 596         aName += "_SomethingWrong";
 597         return aName;
 598         }*/
 599
 600         static const std::string aPostFix("_");
 601         TNaming_Iterator anItL(aNS);
 602         for(int i = 1; anItL.More(); anItL.Next(), i++) {
 603           if(anItL.NewShape() == theShape) {
 604             aName += aPostFix;
 605             aName += TCollection_AsciiString (i).ToCString();
 606             break;
 607           }
 608         }
 609         /* MPV: the code below does not work because of TNaming_Tool.cxx line 145: aNS->Get() uses maps
 610         const TopoDS_Shape& aShape = aNS->Get();
 611         if(aShape.ShapeType() == TopAbs_COMPOUND) {
 612         std::string aPostFix("_");
 613         TopoDS_Iterator it(aShape);
 614         for (int i = 1;it.More();it.Next(), i++) {
 615         if(it.Value() == theShape) {
 616         aPostFix += TCollection_AsciiString (i).ToCString();
 617         aName    += aPostFix;
 618         break;
 619         }
 620         else continue;
 621         }
 622         }
 623         */
 624       }
 625     }
 626   }
 627   return aName;
 628 }
 629
 630 bool isTrivial (const TopTools_ListOfShape& theAncestors, TopTools_IndexedMapOfShape& theSMap)
 631 {
 632   // a trivial case: F1 & F2,  aNumber = 1, i.e. intersection gives 1 edge.
 633   TopoDS_Compound aCmp;
 634   BRep_Builder BB;
 635   BB.MakeCompound(aCmp);
 636   TopTools_ListIteratorOfListOfShape it(theAncestors);
 637   for(;it.More();it.Next()) {
 638     BB.Add(aCmp, it.Value());
 639     theSMap.Add(it.Value());
 640   }
 641   int aNumber(0);
 642   TopTools_IndexedDataMapOfShapeListOfShape aMap2;
 643   TopExp::MapShapesAndAncestors(aCmp, TopAbs_EDGE, TopAbs_FACE, aMap2);
 644   for (int i = 1; i <= aMap2.Extent(); i++) {
 645     const TopoDS_Shape& aKey = aMap2.FindKey(i);
 646     const TopTools_ListOfShape& anAncestors = aMap2.FindFromIndex(i);
 647     if(anAncestors.Extent() > 1) aNumber++;
 648   }
 649   if(aNumber > 1) return false;
 650   return true;
 651 }
 652 std::string Model_AttributeSelection::namingName()
 653 {
 654   std::string aName("");
 655   if(!this->isInitialized()) return aName;
 656   Handle(TDataStd_Name) anAtt;
 657   if(selectionLabel().FindAttribute(TDataStd_Name::GetID(), anAtt)) {
 658     aName = TCollection_AsciiString(anAtt->Get()).ToCString();
 659     return aName;
 660   }
 661
 662   std::shared_ptr<GeomAPI_Shape> aSubSh = value();
 663   ResultPtr aCont = context();
 664   aName = "Undefined name";
 665   if(!aCont.get() || aCont->shape()->isNull())
 666     return aName;
 667   if (!aSubSh.get() || aSubSh->isNull()) { // no subshape, so just the whole feature name
 668     return aCont->data()->name();
 669   }
 670   TopoDS_Shape aSubShape = aSubSh->impl<TopoDS_Shape>();
 671   TopoDS_Shape aContext  = aCont->shape()->impl<TopoDS_Shape>();
 672 #ifdef DEB_NAMING
 673   if(aSubShape.ShapeType() == TopAbs_COMPOUND) {
 674   BRepTools::Write(aSubShape, "Selection.brep");
 675   BRepTools::Write(aContext, "Context.brep");
 676   }
 677 #endif
 678   std::shared_ptr<Model_Document> aDoc =
 679     std::dynamic_pointer_cast<Model_Document>(aCont->document());
 680
 681   // check if the subShape is already in DF
 682   aName = GetShapeName(aDoc, aSubShape, selectionLabel());
 683   if(aName.empty() ) { // not in the document!
 684     TopAbs_ShapeEnum aType = aSubShape.ShapeType();
 685     switch (aType) {
 686     case TopAbs_FACE:
 687       // the Face should be in DF. If it is not the case, it is an error ==> to be debugged
 688                 break;
 689           case TopAbs_EDGE:
 690                   {
 691                   // name structure: F1 | F2 [| F3 | F4], where F1 & F2 the faces which gives the Edge in trivial case
 692                   // if it is not atrivial case we use localization by neighbours. F3 & F4 - neighbour faces
 693                   if (BRep_Tool::Degenerated(TopoDS::Edge(aSubShape))) {
 694                           aName = "Degenerated_Edge";
 695                           break;
 696                   }
 697                   TopTools_IndexedDataMapOfShapeListOfShape aMap;
 698                   TopExp::MapShapesAndAncestors(aContext, TopAbs_EDGE, TopAbs_FACE, aMap);
 699                   TopTools_IndexedMapOfShape aSMap; // map for ancestors of the sub-shape
 700                   bool isTrivialCase(true);
 701 /*                for (int i = 1; i <= aMap.Extent(); i++) {
 702                         const TopoDS_Shape& aKey = aMap.FindKey(i);
 703                         //if (aKey.IsNotEqual(aSubShape)) continue; // find exactly the selected key
 704                         if (aKey.IsSame(aSubShape)) continue;
 705             const TopTools_ListOfShape& anAncestors = aMap.FindFromIndex(i);
 706                         // check that it is not a trivial case (F1 & F2: aNumber = 1)
 707                         isTrivialCase = isTrivial(anAncestors, aSMap);
 708                         break;
 709                   }*/
 710                   if(aMap.Contains(aSubShape)) {
 711                         const TopTools_ListOfShape& anAncestors = aMap.FindFromKey(aSubShape);
 712                         // check that it is not a trivial case (F1 & F2: aNumber = 1)
 713                         isTrivialCase = isTrivial(anAncestors, aSMap);
 714                   } else
 715                           break;
 716                   TopTools_ListOfShape aListOfNbs;
 717                   if(!isTrivialCase) { // find Neighbors
 718                         TNaming_Localizer aLocalizer;
 719                         TopTools_MapOfShape aMap3;
 720                         aLocalizer.FindNeighbourg(aContext, aSubShape, aMap3);
 721                         //int n = aMap3.Extent();
 722                         TopTools_MapIteratorOfMapOfShape it(aMap3);
 723                         for(;it.More();it.Next()) {
 724                           const TopoDS_Shape& aNbShape = it.Key(); // neighbor edge
 725                           //TopAbs_ShapeEnum aType = aNbShape.ShapeType();
 726                           const TopTools_ListOfShape& aList  = aMap.FindFromKey(aNbShape);
 727                           TopTools_ListIteratorOfListOfShape it2(aList);
 728                           for(;it2.More();it2.Next()) {
 729                                 if(aSMap.Contains(it2.Value())) continue; // skip this Face
 730                                 aListOfNbs.Append(it2.Value());
 731                           }
 732                         }
 733                   }  // else a trivial case
 734
 735                   // build name of the sub-shape Edge
 736                   for(int i=1; i <= aSMap.Extent(); i++) {
 737                         const TopoDS_Shape& aFace = aSMap.FindKey(i);
 738                         std::string aFaceName = GetShapeName(aDoc, aFace, selectionLabel());
 739                         if(i == 1)
 740                           aName = aFaceName;
 741                         else
 742                           aName += "|" + aFaceName;
 743                   }
 744                   TopTools_ListIteratorOfListOfShape itl(aListOfNbs);
 745                   for (;itl.More();itl.Next()) {
 746                         std::string aFaceName = GetShapeName(aDoc, itl.Value(), selectionLabel());
 747                         aName += "|" + aFaceName;
 748                   }
 749                   }
 750                   break;
 751
 752     case TopAbs_VERTEX:
 753       // name structure (Monifold Topology):
 754       // 1) F1 | F2 | F3 - intersection of 3 faces defines a vertex - trivial case.
 755       // 2) F1 | F2 | F3 [|F4 [|Fn]] - redundant definition, but it should be kept as is to obtain safe recomputation
 756       // 2) F1 | F2      - intersection of 2 faces definses a vertex - applicable for case
 757       //                   when 1 faces is cylindrical, conical, spherical or revolution and etc.
 758       // 3) E1 | E2 | E3 - intersection of 3 edges defines a vertex - when we have case of a shell
 759       //                   or compound of 2 open faces.
 760       // 4) E1 | E2      - intesection of 2 edges defines a vertex - when we have a case of
 761       //                   two independent edges (wire or compound)
 762       // implemented 2 first cases
 763       {
 764         TopTools_IndexedDataMapOfShapeListOfShape aMap;
 765         TopExp::MapShapesAndAncestors(aContext, TopAbs_VERTEX, TopAbs_FACE, aMap);
 766         const TopTools_ListOfShape& aList2  = aMap.FindFromKey(aSubShape);
 767         TopTools_ListOfShape aList;
 768         TopTools_MapOfShape aFMap;
 769 #ifdef FIX_BUG1
 770         //int n = aList2.Extent(); //bug! duplication
 771         // fix is below
 772         TopTools_ListIteratorOfListOfShape itl2(aList2);
 773         for (int i = 1;itl2.More();itl2.Next(),i++) {
 774           if(aFMap.Add(itl2.Value()))
 775             aList.Append(itl2.Value());
 776         }
 777         //n = aList.Extent();
 778 #endif
 779         int n = aList.Extent();
 780         if(n < 3) { // open topology case or Compound case => via edges
 781           TopTools_IndexedDataMapOfShapeListOfShape aMap;
 782           TopExp::MapShapesAndAncestors(aContext, TopAbs_VERTEX, TopAbs_EDGE, aMap);
 783           const TopTools_ListOfShape& aList22  = aMap.FindFromKey(aSubShape);
 784           if(aList22.Extent() >= 2)  { // regular solution
 785 #ifdef FIX_BUG1
 786
 787             // bug! duplication; fix is below
 788             aFMap.Clear();
 789             TopTools_ListOfShape aListE;
 790             TopTools_ListIteratorOfListOfShape itl2(aList22);
 791             for (int i = 1;itl2.More();itl2.Next(),i++) {
 792               if(aFMap.Add(itl2.Value()))
 793                 aListE.Append(itl2.Value());
 794             }
 795             n = aListE.Extent();
 796 #endif
 797             TopTools_ListIteratorOfListOfShape itl(aListE);
 798             for (int i = 1;itl.More();itl.Next(),i++) {
 799               const TopoDS_Shape& anEdge = itl.Value();
 800               std::string anEdgeName = GetShapeName(aDoc, anEdge, selectionLabel());
 801               if(i == 1)
 802                 aName = anEdgeName;
 803               else
 804                 aName += "|" + anEdgeName;
 805             }
 806           }//reg
 807           else { // dangle vertex: if(aList22.Extent() == 1)
 808             //it should be already in DF
 809           }
 810         }
 811         else {
 812           TopTools_ListIteratorOfListOfShape itl(aList);
 813           for (int i = 1;itl.More();itl.Next(),i++) {
 814             const TopoDS_Shape& aFace = itl.Value();
 815             std::string aFaceName = GetShapeName(aDoc, aFace, selectionLabel());
 816             if(i == 1)
 817               aName = aFaceName;
 818             else
 819               aName += "|" + aFaceName;
 820           }
 821         }
 822       }
 823       break;
 824     }
 825     // register name
 826     // aDoc->addNamingName(selectionLabel(), aName);
 827     // the selected sub-shape will not be shared and as result it will not require registration
 828   }
 829   return aName;
 830 }
 831
 832 TopAbs_ShapeEnum translateType (const std::string& theType)
 833 {
 834   // map from the textual shape types to OCCT enumeration
 835   static std::map<std::string, TopAbs_ShapeEnum> MyShapeTypes;
 836   if (MyShapeTypes.size() == 0) {
 837     MyShapeTypes["face"] = TopAbs_FACE;
 838     MyShapeTypes["faces"] = TopAbs_FACE;
 839     MyShapeTypes["vertex"] = TopAbs_VERTEX;
 840     MyShapeTypes["vertices"] = TopAbs_VERTEX;
 841     MyShapeTypes["wire"] = TopAbs_WIRE;
 842     MyShapeTypes["edge"] = TopAbs_EDGE;
 843     MyShapeTypes["edges"] = TopAbs_EDGE;
 844     MyShapeTypes["shell"] = TopAbs_SHELL;
 845     MyShapeTypes["solid"] = TopAbs_SOLID;
 846     MyShapeTypes["solids"] = TopAbs_SOLID;
 847     MyShapeTypes["FACE"] = TopAbs_FACE;
 848     MyShapeTypes["FACES"] = TopAbs_FACE;
 849     MyShapeTypes["VERTEX"] = TopAbs_VERTEX;
 850     MyShapeTypes["VERTICES"] = TopAbs_VERTEX;
 851     MyShapeTypes["WIRE"] = TopAbs_WIRE;
 852     MyShapeTypes["EDGE"] = TopAbs_EDGE;
 853     MyShapeTypes["EDGES"] = TopAbs_EDGE;
 854     MyShapeTypes["SHELL"] = TopAbs_SHELL;
 855     MyShapeTypes["SOLID"] = TopAbs_SOLID;
 856     MyShapeTypes["SOLIDS"] = TopAbs_SOLID;
 857   }
 858   if (MyShapeTypes.find(theType) != MyShapeTypes.end())
 859     return MyShapeTypes[theType];
 860   Events_Error::send("Shape type defined in XML is not implemented!");
 861   return TopAbs_SHAPE;
 862 }
 863
 864 const TopoDS_Shape getShapeFromNS(
 865   const std::string& theSubShapeName, Handle(TNaming_NamedShape) theNS)
 866 {
 867   TopoDS_Shape aSelection;
 868   std::string::size_type n = theSubShapeName.rfind('/');
 869   if (n == std::string::npos) n = 0;
 870   std::string aSubString = theSubShapeName.substr(n + 1);
 871   n = aSubString.rfind('_');
 872   if (n == std::string::npos) return aSelection;
 873   aSubString = aSubString.substr(n+1);
 874   int indx = atoi(aSubString.c_str());
 875
 876   TNaming_Iterator anItL(theNS);
 877   for(int i = 1; anItL.More(); anItL.Next(), i++) {
 878     if (i == indx) {
 879       return anItL.NewShape();
 880     }
 881   }
 882   return aSelection;
 883 }
 884
 885 const TopoDS_Shape findFaceByName(
 886   const std::string& theSubShapeName, std::shared_ptr<Model_Document> theDoc)
 887 {
 888   TopoDS_Shape aFace;
 889   std::string::size_type n, nb = theSubShapeName.rfind('/');
 890   if (nb == std::string::npos) nb = 0;
 891   std::string aSubString = theSubShapeName.substr(nb + 1);
 892   n = aSubString.rfind('_');
 893   if (n != std::string::npos) {
 894     std::string aSubStr2 = aSubString.substr(0, n);
 895     aSubString  = theSubShapeName.substr(0, nb + 1);
 896     aSubString = aSubString + aSubStr2;
 897   } else
 898     aSubString = theSubShapeName;
 899
 900   const TDF_Label& aLabel = theDoc->findNamingName(aSubString);
 901   if(aLabel.IsNull()) return aFace;
 902   Handle(TNaming_NamedShape) aNS;
 903   if(aLabel.FindAttribute(TNaming_NamedShape::GetID(), aNS)) {
 904     aFace = getShapeFromNS(theSubShapeName, aNS);
 905   }
 906   return aFace;
 907 }
 908
 909 int ParseName(const std::string& theSubShapeName,   std::list<std::string>& theList)
 910 {
 911   std::string aName = theSubShapeName;
 912   std::string aLastName;
 913   int n1(0), n2(0); // n1 - start position, n2 - position of the delimiter
 914   while ((n2 = aName.find('|', n1)) != std::string::npos) {
 915     const std::string aName1 = aName.substr(n1, n2 - n1); //name of face
 916     theList.push_back(aName1);
 917     n1 = n2 + 1;
 918     aLastName = aName.substr(n1);
 919   }
 920   if(!aLastName.empty())
 921     theList.push_back(aLastName);
 922   return theList.size();
 923 }
 924
 925 const TopoDS_Shape findCommonShape(
 926   const TopAbs_ShapeEnum theType, const TopTools_ListOfShape& theList)
 927 {
 928   TopoDS_Shape aShape;
 929   std::vector<TopTools_MapOfShape> aVec;
 930   TopTools_MapOfShape aMap1, aMap2, aMap3, aMap4;
 931   if(theList.Extent() > 1) {
 932     aVec.push_back(aMap1);
 933     aVec.push_back(aMap2);
 934   }
 935   if(theList.Extent() > 2)
 936     aVec.push_back(aMap3);
 937   if(theList.Extent() == 4)
 938     aVec.push_back(aMap4);
 939
 940   //fill maps
 941   TopTools_ListIteratorOfListOfShape it(theList);
 942   for(int i = 0;it.More();it.Next(),i++) {
 943     const TopoDS_Shape& aFace = it.Value();
 944     if(i < 2) {
 945       TopExp_Explorer anExp (aFace, theType);
 946       for(;anExp.More();anExp.Next()) {
 947         const TopoDS_Shape& anEdge = anExp.Current();
 948         if (!anEdge.IsNull())
 949           aVec[i].Add(anExp.Current());
 950       }
 951     } else {
 952       TopExp_Explorer anExp (aFace, TopAbs_VERTEX);
 953       for(;anExp.More();anExp.Next()) {
 954         const TopoDS_Shape& aVertex = anExp.Current();
 955         if (!aVertex.IsNull())
 956           aVec[i].Add(anExp.Current());
 957       }
 958     }
 959   }
 960   //trivial case: 2 faces
 961   TopTools_ListOfShape aList;
 962   TopTools_MapIteratorOfMapOfShape it2(aVec[0]);
 963   for(;it2.More();it2.Next()) {
 964     if(aVec[1].Contains(it2.Key())) {
 965       aShape = it2.Key();
 966       if(theList.Extent() == 2)
 967         break;
 968       else
 969         aList.Append(it2.Key());
 970     }
 971   }
 972   if(aList.Extent() && aVec.size() > 3) {// list of common edges ==> search ny neighbors
 973     if(aVec[2].Extent() && aVec[3].Extent()) {
 974       TopTools_ListIteratorOfListOfShape it(aList);
 975       for(;it.More();it.Next()) {
 976         const TopoDS_Shape& aCand = it.Value();
 977         // not yet completelly implemented, to be rechecked
 978         TopoDS_Vertex aV1, aV2;
 979         TopExp::Vertices(TopoDS::Edge(aCand), aV1, aV2);
 980         int aNum(0);
 981         if(aVec[2].Contains(aV1)) aNum++;
 982         else if(aVec[2].Contains(aV2)) aNum++;
 983         if(aVec[3].Contains(aV1)) aNum++;
 984         else if(aVec[3].Contains(aV2)) aNum++;
 985         if(aNum == 2) {
 986           aShape = aCand;
 987           break;
 988         }
 989       }
 990     }
 991   }
 992
 993   if(aList.Extent() && aVec.size() == 3) {
 994
 995     TopTools_ListIteratorOfListOfShape it(aList);
 996     for(;it.More();it.Next()) {
 997       const TopoDS_Shape& aCand = it.Value();
 998       if(aVec[2].Contains(aCand)) {
 999         aShape = aCand;
1000         break;
1001       }
1002     }
1003   }
1004   return aShape;
1005 }
1006
1007 std::string getContextName(const std::string& theSubShapeName)
1008 {
1009   std::string aName;
1010   std::string::size_type n = theSubShapeName.find('/');
1011   if (n == std::string::npos) return aName;
1012   aName = theSubShapeName.substr(0, n);
1013   return aName;
1014 }
1015 // type ::= COMP | COMS | SOLD | SHEL | FACE | WIRE | EDGE | VERT
1016 void Model_AttributeSelection::selectSubShape(
1017   const std::string& theType, const std::string& theSubShapeName)
1018 {
1019   if(theSubShapeName.empty() || theType.empty()) return;
1020   TopAbs_ShapeEnum aType = translateType(theType);
1021   std::shared_ptr<Model_Document> aDoc =
1022     std::dynamic_pointer_cast<Model_Document>(owner()->document());
1023   std::string aContName = getContextName(theSubShapeName);
1024   if(aContName.empty()) return;
1025   //ResultPtr aCont = context();
1026   ResultPtr aCont = aDoc->findByName(aContName);
1027   if(!aCont.get() || aCont->shape()->isNull()) return;
1028   TopoDS_Shape aContext  = aCont->shape()->impl<TopoDS_Shape>();
1029   TopAbs_ShapeEnum aContType = aContext.ShapeType();
1030   if(aType <= aContType) return; // not applicable
1031
1032
1033   TopoDS_Shape aSelection;
1034   switch (aType)
1035   {
1036   case TopAbs_COMPOUND:
1037     break;
1038   case TopAbs_COMPSOLID:
1039     break;
1040   case TopAbs_SOLID:
1041     break;
1042   case TopAbs_SHELL:
1043     break;
1044   case TopAbs_FACE:
1045     {
1046       const TopoDS_Shape aSelection = findFaceByName(theSubShapeName, aDoc);
1047       if(!aSelection.IsNull()) {// Select it
1048         std::shared_ptr<GeomAPI_Shape> aShapeToBeSelected(new GeomAPI_Shape());
1049         aShapeToBeSelected->setImpl(new TopoDS_Shape(aSelection));
1050         setValue(aCont, aShapeToBeSelected);
1051       }
1052     }
1053     break;
1054   case TopAbs_WIRE:
1055     break;
1056   case TopAbs_EDGE:
1057     {
1058       TopoDS_Shape aSelection;// = findFaceByName(theSubShapeName, aDoc);
1059       const TDF_Label& aLabel = aDoc->findNamingName(theSubShapeName);
1060       if(!aLabel.IsNull()) {
1061         Handle(TNaming_NamedShape) aNS;
1062         if(aLabel.FindAttribute(TNaming_NamedShape::GetID(), aNS)) {
1063           aSelection = getShapeFromNS(theSubShapeName, aNS);
1064         }
1065       }
1066       if(aSelection.IsNull()) {
1067         std::list<std::string> aListofNames;
1068         int n = ParseName(theSubShapeName, aListofNames);
1069         if(n > 1 && n < 5) {
1070           TopTools_ListOfShape aList;
1071           std::list<std::string>::iterator it =aListofNames.begin();
1072           for(;it != aListofNames.end();it++){
1073             const TopoDS_Shape aFace = findFaceByName(*it, aDoc);
1074             aList.Append(aFace);
1075           }
1076           aSelection = findCommonShape(TopAbs_EDGE, aList);
1077         }
1078       }
1079       if(!aSelection.IsNull()) {// Select it
1080         std::shared_ptr<GeomAPI_Shape> aShapeToBeSelected(new GeomAPI_Shape());
1081         aShapeToBeSelected->setImpl(new TopoDS_Shape(aSelection));
1082         setValue(aCont, aShapeToBeSelected);
1083       }
1084     }
1085     break;
1086   case TopAbs_VERTEX:
1087     {
1088       TopoDS_Shape aSelection;
1089       const TDF_Label& aLabel = aDoc->findNamingName(theSubShapeName);
1090       if(!aLabel.IsNull()) {
1091         Handle(TNaming_NamedShape) aNS;
1092         if(aLabel.FindAttribute(TNaming_NamedShape::GetID(), aNS)) {
1093           aSelection = getShapeFromNS(theSubShapeName, aNS);
1094         }
1095       }
1096       if(aSelection.IsNull()) {
1097         std::list<std::string> aListofNames;
1098         int n = ParseName(theSubShapeName, aListofNames);
1099         if(n > 1 && n < 4) { // 2 || 3
1100           TopTools_ListOfShape aList;
1101           std::list<std::string>::iterator it = aListofNames.begin();
1102           for(; it != aListofNames.end(); it++){
1103             const TopoDS_Shape aFace = findFaceByName(*it, aDoc);
1104             if(!aFace.IsNull())
1105               aList.Append(aFace);
1106           }
1107           aSelection = findCommonShape(TopAbs_VERTEX, aList);
1108         }
1109       }
1110       if(!aSelection.IsNull()) {// Select it
1111         std::shared_ptr<GeomAPI_Shape> aShapeToBeSelected(new GeomAPI_Shape());
1112         aShapeToBeSelected->setImpl(new TopoDS_Shape(aSelection));
1113         setValue(aCont, aShapeToBeSelected);
1114       }
1115     }
1116     break;
1117   default: //TopAbs_SHAPE
1118     return;
1119   }
1120
1121 }
1122
1123 int Model_AttributeSelection::Id()
1124 {
1125   std::shared_ptr<GeomAPI_Shape> aSelection = value();
1126   std::shared_ptr<GeomAPI_Shape> aContext = context()->shape();
1127   const TopoDS_Shape& aMainShape = aContext->impl<TopoDS_Shape>();
1128   const TopoDS_Shape& aSubShape = aSelection->impl<TopoDS_Shape>();
1129   int anID = 0;
1130   if (aSelection && !aSelection->isNull() &&
1131     aContext   && !aContext->isNull())
1132   {
1133     TopTools_IndexedMapOfShape aSubShapesMap;
1134     TopExp::MapShapes(aMainShape, aSubShapesMap);
1135     anID = aSubShapesMap.FindIndex(aSubShape);
1136   }
1137   return anID;
1138 }