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(const std::string& theDefaultName)
 653 {
 654   std::string aName("");
 655   if(!this->isInitialized())
 656     return !theDefaultName.empty() ? theDefaultName : aName;
 657   Handle(TDataStd_Name) anAtt;
 658   if(selectionLabel().FindAttribute(TDataStd_Name::GetID(), anAtt)) {
 659     aName = TCollection_AsciiString(anAtt->Get()).ToCString();
 660     return aName;
 661   }
 662
 663   std::shared_ptr<GeomAPI_Shape> aSubSh = value();
 664   ResultPtr aCont = context();
 665   aName = "Undefined name";
 666   if(!aCont.get() || aCont->shape()->isNull())
 667     return !theDefaultName.empty() ? theDefaultName : aName;
 668   if (!aSubSh.get() || aSubSh->isNull()) { // no subshape, so just the whole feature name
 669     return aCont->data()->name();
 670   }
 671   TopoDS_Shape aSubShape = aSubSh->impl<TopoDS_Shape>();
 672   TopoDS_Shape aContext  = aCont->shape()->impl<TopoDS_Shape>();
 673 #ifdef DEB_NAMING
 674   if(aSubShape.ShapeType() == TopAbs_COMPOUND) {
 675   BRepTools::Write(aSubShape, "Selection.brep");
 676   BRepTools::Write(aContext, "Context.brep");
 677   }
 678 #endif
 679   std::shared_ptr<Model_Document> aDoc =
 680     std::dynamic_pointer_cast<Model_Document>(aCont->document());
 681
 682   // check if the subShape is already in DF
 683   aName = GetShapeName(aDoc, aSubShape, selectionLabel());
 684   if(aName.empty() ) { // not in the document!
 685     TopAbs_ShapeEnum aType = aSubShape.ShapeType();
 686     switch (aType) {
 687     case TopAbs_FACE:
 688       // the Face should be in DF. If it is not the case, it is an error ==> to be debugged
 689                 break;
 690           case TopAbs_EDGE:
 691                   {
 692                   // name structure: F1 | F2 [| F3 | F4], where F1 & F2 the faces which gives the Edge in trivial case
 693                   // if it is not atrivial case we use localization by neighbours. F3 & F4 - neighbour faces
 694                   if (BRep_Tool::Degenerated(TopoDS::Edge(aSubShape))) {
 695                           aName = "Degenerated_Edge";
 696                           break;
 697                   }
 698                   TopTools_IndexedDataMapOfShapeListOfShape aMap;
 699                   TopExp::MapShapesAndAncestors(aContext, TopAbs_EDGE, TopAbs_FACE, aMap);
 700                   TopTools_IndexedMapOfShape aSMap; // map for ancestors of the sub-shape
 701                   bool isTrivialCase(true);
 702 /*                for (int i = 1; i <= aMap.Extent(); i++) {
 703                         const TopoDS_Shape& aKey = aMap.FindKey(i);
 704                         //if (aKey.IsNotEqual(aSubShape)) continue; // find exactly the selected key
 705                         if (aKey.IsSame(aSubShape)) continue;
 706             const TopTools_ListOfShape& anAncestors = aMap.FindFromIndex(i);
 707                         // check that it is not a trivial case (F1 & F2: aNumber = 1)
 708                         isTrivialCase = isTrivial(anAncestors, aSMap);
 709                         break;
 710                   }*/
 711                   if(aMap.Contains(aSubShape)) {
 712                         const TopTools_ListOfShape& anAncestors = aMap.FindFromKey(aSubShape);
 713                         // check that it is not a trivial case (F1 & F2: aNumber = 1)
 714                         isTrivialCase = isTrivial(anAncestors, aSMap);
 715                   } else
 716                           break;
 717                   TopTools_ListOfShape aListOfNbs;
 718                   if(!isTrivialCase) { // find Neighbors
 719                         TNaming_Localizer aLocalizer;
 720                         TopTools_MapOfShape aMap3;
 721                         aLocalizer.FindNeighbourg(aContext, aSubShape, aMap3);
 722                         //int n = aMap3.Extent();
 723                         TopTools_MapIteratorOfMapOfShape it(aMap3);
 724                         for(;it.More();it.Next()) {
 725                           const TopoDS_Shape& aNbShape = it.Key(); // neighbor edge
 726                           //TopAbs_ShapeEnum aType = aNbShape.ShapeType();
 727                           const TopTools_ListOfShape& aList  = aMap.FindFromKey(aNbShape);
 728                           TopTools_ListIteratorOfListOfShape it2(aList);
 729                           for(;it2.More();it2.Next()) {
 730                                 if(aSMap.Contains(it2.Value())) continue; // skip this Face
 731                                 aListOfNbs.Append(it2.Value());
 732                           }
 733                         }
 734                   }  // else a trivial case
 735
 736                   // build name of the sub-shape Edge
 737                   for(int i=1; i <= aSMap.Extent(); i++) {
 738                         const TopoDS_Shape& aFace = aSMap.FindKey(i);
 739                         std::string aFaceName = GetShapeName(aDoc, aFace, selectionLabel());
 740                         if(i == 1)
 741                           aName = aFaceName;
 742                         else
 743                           aName += "|" + aFaceName;
 744                   }
 745                   TopTools_ListIteratorOfListOfShape itl(aListOfNbs);
 746                   for (;itl.More();itl.Next()) {
 747                         std::string aFaceName = GetShapeName(aDoc, itl.Value(), selectionLabel());
 748                         aName += "|" + aFaceName;
 749                   }
 750                   }
 751                   break;
 752
 753     case TopAbs_VERTEX:
 754       // name structure (Monifold Topology):
 755       // 1) F1 | F2 | F3 - intersection of 3 faces defines a vertex - trivial case.
 756       // 2) F1 | F2 | F3 [|F4 [|Fn]] - redundant definition, but it should be kept as is to obtain safe recomputation
 757       // 2) F1 | F2      - intersection of 2 faces definses a vertex - applicable for case
 758       //                   when 1 faces is cylindrical, conical, spherical or revolution and etc.
 759       // 3) E1 | E2 | E3 - intersection of 3 edges defines a vertex - when we have case of a shell
 760       //                   or compound of 2 open faces.
 761       // 4) E1 | E2      - intesection of 2 edges defines a vertex - when we have a case of
 762       //                   two independent edges (wire or compound)
 763       // implemented 2 first cases
 764       {
 765         TopTools_IndexedDataMapOfShapeListOfShape aMap;
 766         TopExp::MapShapesAndAncestors(aContext, TopAbs_VERTEX, TopAbs_FACE, aMap);
 767         const TopTools_ListOfShape& aList2  = aMap.FindFromKey(aSubShape);
 768         TopTools_ListOfShape aList;
 769         TopTools_MapOfShape aFMap;
 770 #ifdef FIX_BUG1
 771         //int n = aList2.Extent(); //bug! duplication
 772         // fix is below
 773         TopTools_ListIteratorOfListOfShape itl2(aList2);
 774         for (int i = 1;itl2.More();itl2.Next(),i++) {
 775           if(aFMap.Add(itl2.Value()))
 776             aList.Append(itl2.Value());
 777         }
 778         //n = aList.Extent();
 779 #endif
 780         int n = aList.Extent();
 781         if(n < 3) { // open topology case or Compound case => via edges
 782           TopTools_IndexedDataMapOfShapeListOfShape aMap;
 783           TopExp::MapShapesAndAncestors(aContext, TopAbs_VERTEX, TopAbs_EDGE, aMap);
 784           const TopTools_ListOfShape& aList22  = aMap.FindFromKey(aSubShape);
 785           if(aList22.Extent() >= 2)  { // regular solution
 786 #ifdef FIX_BUG1
 787
 788             // bug! duplication; fix is below
 789             aFMap.Clear();
 790             TopTools_ListOfShape aListE;
 791             TopTools_ListIteratorOfListOfShape itl2(aList22);
 792             for (int i = 1;itl2.More();itl2.Next(),i++) {
 793               if(aFMap.Add(itl2.Value()))
 794                 aListE.Append(itl2.Value());
 795             }
 796             n = aListE.Extent();
 797 #endif
 798             TopTools_ListIteratorOfListOfShape itl(aListE);
 799             for (int i = 1;itl.More();itl.Next(),i++) {
 800               const TopoDS_Shape& anEdge = itl.Value();
 801               std::string anEdgeName = GetShapeName(aDoc, anEdge, selectionLabel());
 802               if(i == 1)
 803                 aName = anEdgeName;
 804               else
 805                 aName += "|" + anEdgeName;
 806             }
 807           }//reg
 808           else { // dangle vertex: if(aList22.Extent() == 1)
 809             //it should be already in DF
 810           }
 811         }
 812         else {
 813           TopTools_ListIteratorOfListOfShape itl(aList);
 814           for (int i = 1;itl.More();itl.Next(),i++) {
 815             const TopoDS_Shape& aFace = itl.Value();
 816             std::string aFaceName = GetShapeName(aDoc, aFace, selectionLabel());
 817             if(i == 1)
 818               aName = aFaceName;
 819             else
 820               aName += "|" + aFaceName;
 821           }
 822         }
 823       }
 824       break;
 825     }
 826     // register name
 827     // aDoc->addNamingName(selectionLabel(), aName);
 828     // the selected sub-shape will not be shared and as result it will not require registration
 829   }
 830   return aName;
 831 }
 832
 833 TopAbs_ShapeEnum translateType (const std::string& theType)
 834 {
 835   // map from the textual shape types to OCCT enumeration
 836   static std::map<std::string, TopAbs_ShapeEnum> MyShapeTypes;
 837   if (MyShapeTypes.size() == 0) {
 838     MyShapeTypes["face"] = TopAbs_FACE;
 839     MyShapeTypes["faces"] = TopAbs_FACE;
 840     MyShapeTypes["vertex"] = TopAbs_VERTEX;
 841     MyShapeTypes["vertices"] = TopAbs_VERTEX;
 842     MyShapeTypes["wire"] = TopAbs_WIRE;
 843     MyShapeTypes["edge"] = TopAbs_EDGE;
 844     MyShapeTypes["edges"] = TopAbs_EDGE;
 845     MyShapeTypes["shell"] = TopAbs_SHELL;
 846     MyShapeTypes["solid"] = TopAbs_SOLID;
 847     MyShapeTypes["solids"] = TopAbs_SOLID;
 848     MyShapeTypes["FACE"] = TopAbs_FACE;
 849     MyShapeTypes["FACES"] = TopAbs_FACE;
 850     MyShapeTypes["VERTEX"] = TopAbs_VERTEX;
 851     MyShapeTypes["VERTICES"] = TopAbs_VERTEX;
 852     MyShapeTypes["WIRE"] = TopAbs_WIRE;
 853     MyShapeTypes["EDGE"] = TopAbs_EDGE;
 854     MyShapeTypes["EDGES"] = TopAbs_EDGE;
 855     MyShapeTypes["SHELL"] = TopAbs_SHELL;
 856     MyShapeTypes["SOLID"] = TopAbs_SOLID;
 857     MyShapeTypes["SOLIDS"] = TopAbs_SOLID;
 858   }
 859   if (MyShapeTypes.find(theType) != MyShapeTypes.end())
 860     return MyShapeTypes[theType];
 861   Events_Error::send("Shape type defined in XML is not implemented!");
 862   return TopAbs_SHAPE;
 863 }
 864
 865 const TopoDS_Shape getShapeFromNS(
 866   const std::string& theSubShapeName, Handle(TNaming_NamedShape) theNS)
 867 {
 868   TopoDS_Shape aSelection;
 869   std::string::size_type n = theSubShapeName.rfind('/');
 870   if (n == std::string::npos) n = 0;
 871   std::string aSubString = theSubShapeName.substr(n + 1);
 872   n = aSubString.rfind('_');
 873   if (n == std::string::npos) return aSelection;
 874   aSubString = aSubString.substr(n+1);
 875   int indx = atoi(aSubString.c_str());
 876
 877   TNaming_Iterator anItL(theNS);
 878   for(int i = 1; anItL.More(); anItL.Next(), i++) {
 879     if (i == indx) {
 880       return anItL.NewShape();
 881     }
 882   }
 883   return aSelection;
 884 }
 885
 886 const TopoDS_Shape findFaceByName(
 887   const std::string& theSubShapeName, std::shared_ptr<Model_Document> theDoc)
 888 {
 889   TopoDS_Shape aFace;
 890   std::string::size_type n, nb = theSubShapeName.rfind('/');
 891   if (nb == std::string::npos) nb = 0;
 892   std::string aSubString = theSubShapeName.substr(nb + 1);
 893   n = aSubString.rfind('_');
 894   if (n != std::string::npos) {
 895     std::string aSubStr2 = aSubString.substr(0, n);
 896     aSubString  = theSubShapeName.substr(0, nb + 1);
 897     aSubString = aSubString + aSubStr2;
 898   } else
 899     aSubString = theSubShapeName;
 900
 901   const TDF_Label& aLabel = theDoc->findNamingName(aSubString);
 902   if(aLabel.IsNull()) return aFace;
 903   Handle(TNaming_NamedShape) aNS;
 904   if(aLabel.FindAttribute(TNaming_NamedShape::GetID(), aNS)) {
 905     aFace = getShapeFromNS(theSubShapeName, aNS);
 906   }
 907   return aFace;
 908 }
 909
 910 int ParseName(const std::string& theSubShapeName,   std::list<std::string>& theList)
 911 {
 912   std::string aName = theSubShapeName;
 913   std::string aLastName;
 914   int n1(0), n2(0); // n1 - start position, n2 - position of the delimiter
 915   while ((n2 = aName.find('|', n1)) != std::string::npos) {
 916     const std::string aName1 = aName.substr(n1, n2 - n1); //name of face
 917     theList.push_back(aName1);
 918     n1 = n2 + 1;
 919     aLastName = aName.substr(n1);
 920   }
 921   if(!aLastName.empty())
 922     theList.push_back(aLastName);
 923   return theList.size();
 924 }
 925
 926 const TopoDS_Shape findCommonShape(
 927   const TopAbs_ShapeEnum theType, const TopTools_ListOfShape& theList)
 928 {
 929   TopoDS_Shape aShape;
 930   std::vector<TopTools_MapOfShape> aVec;
 931   TopTools_MapOfShape aMap1, aMap2, aMap3, aMap4;
 932   if(theList.Extent() > 1) {
 933     aVec.push_back(aMap1);
 934     aVec.push_back(aMap2);
 935   }
 936   if(theList.Extent() > 2)
 937     aVec.push_back(aMap3);
 938   if(theList.Extent() == 4)
 939     aVec.push_back(aMap4);
 940
 941   //fill maps
 942   TopTools_ListIteratorOfListOfShape it(theList);
 943   for(int i = 0;it.More();it.Next(),i++) {
 944     const TopoDS_Shape& aFace = it.Value();
 945     if(i < 2) {
 946       TopExp_Explorer anExp (aFace, theType);
 947       for(;anExp.More();anExp.Next()) {
 948         const TopoDS_Shape& anEdge = anExp.Current();
 949         if (!anEdge.IsNull())
 950           aVec[i].Add(anExp.Current());
 951       }
 952     } else {
 953       TopExp_Explorer anExp (aFace, TopAbs_VERTEX);
 954       for(;anExp.More();anExp.Next()) {
 955         const TopoDS_Shape& aVertex = anExp.Current();
 956         if (!aVertex.IsNull())
 957           aVec[i].Add(anExp.Current());
 958       }
 959     }
 960   }
 961   //trivial case: 2 faces
 962   TopTools_ListOfShape aList;
 963   TopTools_MapIteratorOfMapOfShape it2(aVec[0]);
 964   for(;it2.More();it2.Next()) {
 965     if(aVec[1].Contains(it2.Key())) {
 966       aShape = it2.Key();
 967       if(theList.Extent() == 2)
 968         break;
 969       else
 970         aList.Append(it2.Key());
 971     }
 972   }
 973   if(aList.Extent() && aVec.size() > 3) {// list of common edges ==> search ny neighbors
 974     if(aVec[2].Extent() && aVec[3].Extent()) {
 975       TopTools_ListIteratorOfListOfShape it(aList);
 976       for(;it.More();it.Next()) {
 977         const TopoDS_Shape& aCand = it.Value();
 978         // not yet completelly implemented, to be rechecked
 979         TopoDS_Vertex aV1, aV2;
 980         TopExp::Vertices(TopoDS::Edge(aCand), aV1, aV2);
 981         int aNum(0);
 982         if(aVec[2].Contains(aV1)) aNum++;
 983         else if(aVec[2].Contains(aV2)) aNum++;
 984         if(aVec[3].Contains(aV1)) aNum++;
 985         else if(aVec[3].Contains(aV2)) aNum++;
 986         if(aNum == 2) {
 987           aShape = aCand;
 988           break;
 989         }
 990       }
 991     }
 992   }
 993
 994   if(aList.Extent() && aVec.size() == 3) {
 995
 996     TopTools_ListIteratorOfListOfShape it(aList);
 997     for(;it.More();it.Next()) {
 998       const TopoDS_Shape& aCand = it.Value();
 999       if(aVec[2].Contains(aCand)) {
1000         aShape = aCand;
1001         break;
1002       }
1003     }
1004   }
1005   return aShape;
1006 }
1007
1008 std::string getContextName(const std::string& theSubShapeName)
1009 {
1010   std::string aName;
1011   std::string::size_type n = theSubShapeName.find('/');
1012   if (n == std::string::npos) return aName;
1013   aName = theSubShapeName.substr(0, n);
1014   return aName;
1015 }
1016 // type ::= COMP | COMS | SOLD | SHEL | FACE | WIRE | EDGE | VERT
1017 void Model_AttributeSelection::selectSubShape(
1018   const std::string& theType, const std::string& theSubShapeName)
1019 {
1020   if(theSubShapeName.empty() || theType.empty()) return;
1021   TopAbs_ShapeEnum aType = translateType(theType);
1022   std::shared_ptr<Model_Document> aDoc =
1023     std::dynamic_pointer_cast<Model_Document>(owner()->document());
1024   std::string aContName = getContextName(theSubShapeName);
1025   if(aContName.empty()) return;
1026   //ResultPtr aCont = context();
1027   ResultPtr aCont = aDoc->findByName(aContName);
1028   if(!aCont.get() || aCont->shape()->isNull()) return;
1029   TopoDS_Shape aContext  = aCont->shape()->impl<TopoDS_Shape>();
1030   TopAbs_ShapeEnum aContType = aContext.ShapeType();
1031   if(aType <= aContType) return; // not applicable
1032
1033
1034   TopoDS_Shape aSelection;
1035   switch (aType)
1036   {
1037   case TopAbs_COMPOUND:
1038     break;
1039   case TopAbs_COMPSOLID:
1040     break;
1041   case TopAbs_SOLID:
1042     break;
1043   case TopAbs_SHELL:
1044     break;
1045   case TopAbs_FACE:
1046     {
1047       const TopoDS_Shape aSelection = findFaceByName(theSubShapeName, aDoc);
1048       if(!aSelection.IsNull()) {// Select it
1049         std::shared_ptr<GeomAPI_Shape> aShapeToBeSelected(new GeomAPI_Shape());
1050         aShapeToBeSelected->setImpl(new TopoDS_Shape(aSelection));
1051         setValue(aCont, aShapeToBeSelected);
1052       }
1053     }
1054     break;
1055   case TopAbs_WIRE:
1056     break;
1057   case TopAbs_EDGE:
1058     {
1059       TopoDS_Shape aSelection;// = findFaceByName(theSubShapeName, aDoc);
1060       const TDF_Label& aLabel = aDoc->findNamingName(theSubShapeName);
1061       if(!aLabel.IsNull()) {
1062         Handle(TNaming_NamedShape) aNS;
1063         if(aLabel.FindAttribute(TNaming_NamedShape::GetID(), aNS)) {
1064           aSelection = getShapeFromNS(theSubShapeName, aNS);
1065         }
1066       }
1067       if(aSelection.IsNull()) {
1068         std::list<std::string> aListofNames;
1069         int n = ParseName(theSubShapeName, aListofNames);
1070         if(n > 1 && n < 5) {
1071           TopTools_ListOfShape aList;
1072           std::list<std::string>::iterator it =aListofNames.begin();
1073           for(;it != aListofNames.end();it++){
1074             const TopoDS_Shape aFace = findFaceByName(*it, aDoc);
1075             aList.Append(aFace);
1076           }
1077           aSelection = findCommonShape(TopAbs_EDGE, aList);
1078         }
1079       }
1080       if(!aSelection.IsNull()) {// Select it
1081         std::shared_ptr<GeomAPI_Shape> aShapeToBeSelected(new GeomAPI_Shape());
1082         aShapeToBeSelected->setImpl(new TopoDS_Shape(aSelection));
1083         setValue(aCont, aShapeToBeSelected);
1084       }
1085     }
1086     break;
1087   case TopAbs_VERTEX:
1088     {
1089       TopoDS_Shape aSelection;
1090       const TDF_Label& aLabel = aDoc->findNamingName(theSubShapeName);
1091       if(!aLabel.IsNull()) {
1092         Handle(TNaming_NamedShape) aNS;
1093         if(aLabel.FindAttribute(TNaming_NamedShape::GetID(), aNS)) {
1094           aSelection = getShapeFromNS(theSubShapeName, aNS);
1095         }
1096       }
1097       if(aSelection.IsNull()) {
1098         std::list<std::string> aListofNames;
1099         int n = ParseName(theSubShapeName, aListofNames);
1100         if(n > 1 && n < 4) { // 2 || 3
1101           TopTools_ListOfShape aList;
1102           std::list<std::string>::iterator it = aListofNames.begin();
1103           for(; it != aListofNames.end(); it++){
1104             const TopoDS_Shape aFace = findFaceByName(*it, aDoc);
1105             if(!aFace.IsNull())
1106               aList.Append(aFace);
1107           }
1108           aSelection = findCommonShape(TopAbs_VERTEX, aList);
1109         }
1110       }
1111       if(!aSelection.IsNull()) {// Select it
1112         std::shared_ptr<GeomAPI_Shape> aShapeToBeSelected(new GeomAPI_Shape());
1113         aShapeToBeSelected->setImpl(new TopoDS_Shape(aSelection));
1114         setValue(aCont, aShapeToBeSelected);
1115       }
1116     }
1117     break;
1118   default: //TopAbs_SHAPE
1119     return;
1120   }
1121
1122 }
1123
1124 int Model_AttributeSelection::Id()
1125 {
1126   std::shared_ptr<GeomAPI_Shape> aSelection = value();
1127   std::shared_ptr<GeomAPI_Shape> aContext = context()->shape();
1128   const TopoDS_Shape& aMainShape = aContext->impl<TopoDS_Shape>();
1129   const TopoDS_Shape& aSubShape = aSelection->impl<TopoDS_Shape>();
1130   int anID = 0;
1131   if (aSelection && !aSelection->isNull() &&
1132     aContext   && !aContext->isNull())
1133   {
1134     TopTools_IndexedMapOfShape aSubShapesMap;
1135     TopExp::MapShapes(aMainShape, aSubShapesMap);
1136     anID = aSubShapesMap.FindIndex(aSubShape);
1137   }
1138   return anID;
1139 }