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 using namespace std;
  54 //#define DEB_NAMING 1
  55 #ifdef DEB_NAMING
  56 #include <BRepTools.hxx>
  57 #endif
  58 /// adeed to the index in the packed map to signalize that the vertex of edge is seleted
  59 /// (multiplied by the index of the edge)
  60 static const int kSTART_VERTEX_DELTA = 1000000;
  61 // identifier that there is simple reference: selection equals to context
  62 Standard_GUID kSIMPLE_REF_ID("635eacb2-a1d6-4dec-8348-471fae17cb29");
  63 Standard_GUID kCONSTUCTION_SIMPLE_REF_ID("635eacb2-a1d6-4dec-8348-471fae17cb28");
  64
  65 // on this label is stored:
  66 // TNaming_NamedShape - selected shape
  67 // TNaming_Naming - topological selection information (for the body)
  68 // TDataStd_IntPackedMap - indexes of edges in composite element (for construction)
  69 // TDataStd_Integer - type of the selected shape (for construction)
  70 // TDF_Reference - from ReferenceAttribute, the context
  71 #define DDDD 1
  72 void Model_AttributeSelection::setValue(const ResultPtr& theContext,
  73   const std::shared_ptr<GeomAPI_Shape>& theSubShape)
  74 {
  75   const std::shared_ptr<GeomAPI_Shape>& anOldShape = value();
  76   bool isOldContext = theContext == myRef.value();
  77   bool isOldShape = isOldContext &&
  78     (theSubShape == anOldShape || (theSubShape && anOldShape && theSubShape->isEqual(anOldShape)));
  79   if (isOldShape) return; // shape is the same, so context is also unchanged
  80   // update the referenced object if needed
  81   if (!isOldContext)
  82     myRef.setValue(theContext);
  83
  84   // do noth use naming if selected shape is result shape itself, but not sub-shape
  85   TDF_Label aSelLab = selectionLabel();
  86   aSelLab.ForgetAttribute(kSIMPLE_REF_ID);
  87   aSelLab.ForgetAttribute(kCONSTUCTION_SIMPLE_REF_ID);
  88
  89   bool isDegeneratedEdge = false;
  90   // do not use the degenerated edge as a shape, a null context and shape is used in the case
  91   if (theSubShape.get() && !theSubShape->isNull() && theSubShape->isEdge()) {
  92     const TopoDS_Shape& aSubShape = theSubShape->impl<TopoDS_Shape>();
  93     if (aSubShape.ShapeType() == TopAbs_EDGE)
  94       isDegeneratedEdge = BRep_Tool::Degenerated(TopoDS::Edge(aSubShape));
  95   }
  96   if (!theContext.get() || isDegeneratedEdge) {
  97     // to keep the reference attribute label
  98     TDF_Label aRefLab = myRef.myRef->Label();
  99     aSelLab.ForgetAllAttributes(true);
 100     myRef.myRef = TDF_Reference::Set(aSelLab, aSelLab);
 101     return;
 102   }
 103   if (theContext->groupName() == ModelAPI_ResultBody::group()) {
 104     // do not select the whole shape for body:it is already must be in the data framework
 105     if (theContext->shape().get() && theContext->shape()->isEqual(theSubShape)) {
 106       aSelLab.ForgetAllAttributes(true);
 107       TDataStd_UAttribute::Set(aSelLab, kSIMPLE_REF_ID);
 108     } else {
 109       selectBody(theContext, theSubShape);
 110     }
 111   } else if (theContext->groupName() == ModelAPI_ResultConstruction::group()) {
 112     if (!theSubShape.get()) {
 113       // to sub, so the whole result is selected
 114       aSelLab.ForgetAllAttributes(true);
 115       TDataStd_UAttribute::Set(aSelLab, kCONSTUCTION_SIMPLE_REF_ID);
 116     } else {
 117       selectConstruction(theContext, theSubShape);
 118     }
 119   }
 120   //the attribute initialized state should be changed by sendAttributeUpdated only
 121   //myIsInitialized = true;
 122
 123   std::string aSelName = namingName();
 124   if(!aSelName.empty())
 125           TDataStd_Name::Set(selectionLabel(), aSelName.c_str()); //set name
 126 #ifdef DDDD
 127   //####
 128   //selectSubShape("FACE",  "Extrusion_1/LateralFace_3");
 129   //selectSubShape("FACE",  "Extrusion_1/TopFace");
 130   //selectSubShape("EDGE", "Extrusion_1/TopFace|Extrusion_1/LateralFace_1");
 131   //selectSubShape("EDGE", "Sketch_1/Edge_6");
 132 #endif
 133   owner()->data()->sendAttributeUpdated(this);
 134 }
 135
 136 std::shared_ptr<GeomAPI_Shape> Model_AttributeSelection::value()
 137 {
 138   std::shared_ptr<GeomAPI_Shape> aResult;
 139   if (myIsInitialized) {
 140     TDF_Label aSelLab = selectionLabel();
 141     if (aSelLab.IsAttribute(kSIMPLE_REF_ID)) { // it is just reference to shape, not sub-shape
 142       ResultPtr aContext = context();
 143       if (!aContext.get())
 144         return aResult; // empty result
 145       return aContext->shape();
 146     }
 147     if (aSelLab.IsAttribute(kCONSTUCTION_SIMPLE_REF_ID)) { // it is just reference to construction, nothing is in value
 148         return aResult; // empty result
 149     }
 150
 151     Handle(TNaming_NamedShape) aSelection;
 152     if (selectionLabel().FindAttribute(TNaming_NamedShape::GetID(), aSelection)) {
 153       TopoDS_Shape aSelShape = aSelection->Get();
 154       aResult = std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape);
 155       aResult->setImpl(new TopoDS_Shape(aSelShape));
 156     } else { // for simple construction element: just shape of this construction element
 157       ResultConstructionPtr aConstr =
 158         std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(context());
 159       if (aConstr) {
 160         return aConstr->shape();
 161       }
 162     }
 163   }
 164   return aResult;
 165 }
 166
 167 Model_AttributeSelection::Model_AttributeSelection(TDF_Label& theLabel)
 168   : myRef(theLabel)
 169 {
 170   myIsInitialized = myRef.isInitialized();
 171 }
 172
 173 ResultPtr Model_AttributeSelection::context() {
 174   return std::dynamic_pointer_cast<ModelAPI_Result>(myRef.value());
 175 }
 176
 177
 178 void Model_AttributeSelection::setObject(const std::shared_ptr<ModelAPI_Object>& theObject)
 179 {
 180   ModelAPI_AttributeSelection::setObject(theObject);
 181   myRef.setObject(theObject);
 182 }
 183
 184 TDF_LabelMap& Model_AttributeSelection::scope()
 185 {
 186   if (myScope.IsEmpty()) { // create a new scope if not yet done
 187     // gets all labels with named shapes that are bofore this feature label (before in history)
 188     TDF_Label aFeatureLab = std::dynamic_pointer_cast<Model_Data>(
 189       owner()->data())->label().Father();
 190     int aFeatureID = aFeatureLab.Tag();
 191     TDF_ChildIterator aFeaturesIter(aFeatureLab.Father());
 192     for(; aFeaturesIter.More(); aFeaturesIter.Next()) {
 193       if (aFeaturesIter.Value().Tag() >= aFeatureID) // the left labels are created later
 194         break;
 195       TDF_ChildIDIterator aNSIter(aFeaturesIter.Value(), TNaming_NamedShape::GetID(), 1);
 196       for(; aNSIter.More(); aNSIter.Next()) {
 197         Handle(TNaming_NamedShape) aNS = Handle(TNaming_NamedShape)::DownCast(aNSIter.Value());
 198         if (!aNS.IsNull() && aNS->Evolution() != TNaming_SELECTED) {
 199           myScope.Add(aNS->Label());
 200         }
 201       }
 202     }
 203   }
 204   return myScope;
 205 }
 206
 207 bool Model_AttributeSelection::update()
 208 {
 209   ResultPtr aContext = context();
 210   if (!aContext.get()) return false;
 211   TDF_Label aSelLab = selectionLabel();
 212   if (aSelLab.IsAttribute(kSIMPLE_REF_ID)) { // it is just reference to shape, not sub-shape
 213     return aContext->shape() && !aContext->shape()->isNull();
 214   }
 215   if (aSelLab.IsAttribute(kCONSTUCTION_SIMPLE_REF_ID)) { // it is just reference to construction, not sub-shape
 216     return aContext->shape() && !aContext->shape()->isNull();
 217   }
 218
 219   if (aContext->groupName() == ModelAPI_ResultBody::group()) {
 220     // body: just a named shape, use selection mechanism from OCCT
 221     TNaming_Selector aSelector(aSelLab);
 222     bool aResult = aSelector.Solve(scope()) == Standard_True;
 223     owner()->data()->sendAttributeUpdated(this);
 224     return aResult;
 225   } else if (aContext->groupName() == ModelAPI_ResultConstruction::group()) {
 226     // construction: identification by the results indexes, recompute faces and
 227     // take the face that more close by the indexes
 228     ResultConstructionPtr aConstructionContext =
 229       std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aContext);
 230     FeaturePtr aContextFeature = aContext->document()->feature(aContext);
 231     // sketch sub-element
 232     if (aConstructionContext &&
 233         std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aContextFeature).get())
 234     {
 235       TDF_Label aLab = myRef.myRef->Label();
 236       // getting a type of selected shape
 237       Handle(TDataStd_Integer) aTypeAttr;
 238       if (!aLab.FindAttribute(TDataStd_Integer::GetID(), aTypeAttr)) {
 239         return false;
 240       }
 241       TopAbs_ShapeEnum aShapeType = (TopAbs_ShapeEnum)(aTypeAttr->Get());
 242       // selected indexes will be needed in each "if"
 243       Handle(TDataStd_IntPackedMap) aSubIds;
 244       std::shared_ptr<GeomAPI_Shape> aNewSelected;
 245       bool aNoIndexes =
 246         !aLab.FindAttribute(TDataStd_IntPackedMap::GetID(), aSubIds) || aSubIds->Extent() == 0;
 247       // for now working only with composite features
 248       CompositeFeaturePtr aComposite =
 249         std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aContextFeature);
 250       if (!aComposite.get() || aComposite->numberOfSubs() == 0) {
 251         return false;
 252       }
 253
 254       if (aShapeType == TopAbs_FACE) { // compound is for the whole sketch selection
 255         // If this is a wire with plane defined thin it is a sketch-like object
 256         if (!aConstructionContext->facesNum()) // no faces, update can not work correctly
 257           return false;
 258         // if there is no edges indexes, any face can be used: take the first
 259         std::shared_ptr<GeomAPI_Shape> aNewSelected;
 260         if (aNoIndexes) {
 261           aNewSelected = aConstructionContext->face(0);
 262         } else { // searching for most looks-like initial face by the indexes
 263           // prepare edges of the current resut for the fast searching
 264           TColStd_MapOfTransient allCurves;
 265           const int aSubNum = aComposite->numberOfSubs();
 266           for(int a = 0; a < aSubNum; a++) {
 267             if (aSubIds->Contains(aComposite->subFeatureId(a))) {
 268               FeaturePtr aSub = aComposite->subFeature(a);
 269               const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = aSub->results();
 270               std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRes;
 271               for(aRes = aResults.cbegin(); aRes != aResults.cend(); aRes++) {
 272                 ResultConstructionPtr aConstr =
 273                   std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aRes);
 274                 if (aConstr->shape() && aConstr->shape()->isEdge()) {
 275                   const TopoDS_Shape& aResShape = aConstr->shape()->impl<TopoDS_Shape>();
 276                   TopoDS_Edge anEdge = TopoDS::Edge(aResShape);
 277                   if (!anEdge.IsNull()) {
 278                     Standard_Real aFirst, aLast;
 279                     Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
 280                     allCurves.Add(aCurve);
 281                   }
 282                 }
 283               }
 284             }
 285           }
 286           double aBestFound = 0; // best percentage of found edges
 287           for(int aFaceIndex = 0; aFaceIndex < aConstructionContext->facesNum(); aFaceIndex++) {
 288             int aFound = 0, aNotFound = 0;
 289             TopExp_Explorer anEdgesExp(
 290               aConstructionContext->face(aFaceIndex)->impl<TopoDS_Shape>(), TopAbs_EDGE);
 291             for(; anEdgesExp.More(); anEdgesExp.Next()) {
 292               TopoDS_Edge anEdge = TopoDS::Edge(anEdgesExp.Current());
 293               if (!anEdge.IsNull()) {
 294                 Standard_Real aFirst, aLast;
 295                 Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
 296                 if (allCurves.Contains(aCurve)) {
 297                   aFound++;
 298                 } else {
 299                   aNotFound++;
 300                 }
 301               }
 302             }
 303             if (aFound + aNotFound != 0) {
 304               double aPercentage = double(aFound) / double(aFound + aNotFound);
 305               if (aPercentage > aBestFound) {
 306                 aBestFound = aPercentage;
 307                 aNewSelected = aConstructionContext->face(aFaceIndex);
 308               }
 309             }
 310           }
 311         }
 312         if (aNewSelected) { // store this new selection
 313           selectConstruction(aContext, aNewSelected);
 314           owner()->data()->sendAttributeUpdated(this);
 315           return true;
 316         }
 317       } else if (aShapeType == TopAbs_EDGE) {
 318         // just reselect the edge by the id
 319         const int aSubNum = aComposite->numberOfSubs();
 320         for(int a = 0; a < aSubNum; a++) {
 321           // if aSubIds take any, the first appropriate
 322           if (aSubIds->IsEmpty() || aSubIds->Contains(aComposite->subFeatureId(a))) {
 323             // found the appropriate feature
 324             FeaturePtr aFeature = aComposite->subFeature(a);
 325             std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aResIter =
 326               aFeature->results().cbegin();
 327             for(;aResIter != aFeature->results().cend(); aResIter++) {
 328               ResultConstructionPtr aRes =
 329                 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aResIter);
 330               if (aRes && aRes->shape() && aRes->shape()->isEdge()) { // found!
 331                 selectConstruction(aContext, aRes->shape());
 332                 owner()->data()->sendAttributeUpdated(this);
 333                 return true;
 334               }
 335             }
 336           }
 337         }
 338       } else if (aShapeType == TopAbs_VERTEX) {
 339         // just reselect the vertex by the id of edge
 340         const int aSubNum = aComposite->numberOfSubs();
 341         for(int a = 0; a < aSubNum; a++) {
 342           // if aSubIds take any, the first appropriate
 343           int aFeatureID = aComposite->subFeatureId(a);
 344           if (aSubIds->IsEmpty() || aSubIds->Contains(aFeatureID) ||
 345               aSubIds->Contains(aFeatureID + kSTART_VERTEX_DELTA) ||
 346               aSubIds->Contains(aFeatureID + kSTART_VERTEX_DELTA * 2)) {
 347             // searching for deltas
 348             int aVertexNum = 0;
 349             if (aSubIds->Contains(aFeatureID + kSTART_VERTEX_DELTA)) aVertexNum = 1;
 350             else if (aSubIds->Contains(aFeatureID + kSTART_VERTEX_DELTA * 2)) aVertexNum = 2;
 351             // found the feature with appropriate edge
 352             FeaturePtr aFeature = aComposite->subFeature(a);
 353             std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aResIter =
 354               aFeature->results().cbegin();
 355             for(;aResIter != aFeature->results().cend(); aResIter++) {
 356               ResultConstructionPtr aRes =
 357                 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aResIter);
 358               if (aRes && aRes->shape()) {
 359                 if (aRes->shape()->isVertex() && aVertexNum == 0) { // found!
 360                   selectConstruction(aContext, aRes->shape());
 361                   owner()->data()->sendAttributeUpdated(this);
 362                   return true;
 363                 } else if (aRes->shape()->isEdge() && aVertexNum > 0) {
 364                   const TopoDS_Shape& anEdge = aRes->shape()->impl<TopoDS_Shape>();
 365                   int aVIndex = 1;
 366                   for(TopExp_Explorer aVExp(anEdge, TopAbs_VERTEX); aVExp.More(); aVExp.Next()) {
 367                     if (aVIndex == aVertexNum) { // found!
 368                       std::shared_ptr<GeomAPI_Shape> aVertex(new GeomAPI_Shape);
 369                       aVertex->setImpl(new TopoDS_Shape(aVExp.Current()));
 370                       selectConstruction(aContext, aVertex);
 371                       owner()->data()->sendAttributeUpdated(this);
 372                       return true;
 373                     }
 374                     aVIndex++;
 375                   }
 376                 }
 377               }
 378             }
 379           }
 380         }
 381       }
 382     } else { // simple construction element: the selected is that needed
 383       selectConstruction(aContext, aContext->shape());
 384       owner()->data()->sendAttributeUpdated(this);
 385       return true;
 386     }
 387   }
 388   return false; // unknown case
 389 }
 390
 391
 392 void Model_AttributeSelection::selectBody(
 393     const ResultPtr& theContext, const std::shared_ptr<GeomAPI_Shape>& theSubShape)
 394 {
 395   // perform the selection
 396   TNaming_Selector aSel(selectionLabel());
 397   TopoDS_Shape aNewShape = theSubShape ? theSubShape->impl<TopoDS_Shape>() : TopoDS_Shape();
 398   TopoDS_Shape aContext;
 399
 400   ResultBodyPtr aBody = std::dynamic_pointer_cast<ModelAPI_ResultBody>(myRef.value());
 401   if (aBody)
 402     aContext = aBody->shape()->impl<TopoDS_Shape>();
 403   else {
 404     ResultConstructionPtr aConstr = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(myRef.value());
 405     if (aConstr) {
 406       aContext = aConstr->shape()->impl<TopoDS_Shape>();
 407     } else {
 408       Events_Error::send("A result with shape is expected");
 409       return;
 410     }
 411   }
 412   //BRepTools::Write(aNewShape, "Selection0.brep");
 413   aSel.Select(aNewShape, aContext);
 414 }
 415
 416 /// registers the name of the shape in the label (theID == 0) of sub label (theID is a tag)
 417 /// if theID is zero,
 418 static void registerSubShape(TDF_Label theMainLabel, TopoDS_Shape theShape,
 419   const int theID, const FeaturePtr& theContextFeature, std::shared_ptr<Model_Document> theDoc,
 420   std::string theAdditionalName,
 421   Handle(TDataStd_IntPackedMap) theRefs = Handle(TDataStd_IntPackedMap)())
 422 {
 423   TDF_Label aLab = theID == 0 ? theMainLabel : theMainLabel.FindChild(theID);
 424   TNaming_Builder aBuilder(aLab);
 425   aBuilder.Generated(theShape);
 426   std::stringstream aName;
 427   aName<<theContextFeature->name()<<"/";
 428   if (!theAdditionalName.empty())
 429     aName<<theAdditionalName<<"/";
 430   if (theShape.ShapeType() == TopAbs_FACE) aName<<"Face";
 431   else if (theShape.ShapeType() == TopAbs_EDGE) aName<<"Edge";
 432   else if (theShape.ShapeType() == TopAbs_VERTEX) aName<<"Vertex";
 433
 434   if (theRefs.IsNull()) {
 435     aName<<theID;
 436   } else { // make a compisite name from all sub-elements indexes: "1_2_3_4"
 437     TColStd_MapIteratorOfPackedMapOfInteger aRef(theRefs->GetMap());
 438     for(; aRef.More(); aRef.Next()) {
 439       aName<<"-"<<aRef.Key();
 440     }
 441   }
 442
 443   theDoc->addNamingName(aLab, aName.str());
 444   TDataStd_Name::Set(aLab, aName.str().c_str());
 445 }
 446
 447 void Model_AttributeSelection::selectConstruction(
 448     const ResultPtr& theContext, const std::shared_ptr<GeomAPI_Shape>& theSubShape)
 449 {
 450   std::shared_ptr<Model_Document> aMyDoc =
 451     std::dynamic_pointer_cast<Model_Document>(owner()->document());
 452   FeaturePtr aContextFeature = theContext->document()->feature(theContext);
 453   CompositeFeaturePtr aComposite =
 454     std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aContextFeature);
 455   const TopoDS_Shape& aSubShape = theSubShape->impl<TopoDS_Shape>();
 456   if (!aComposite || aComposite->numberOfSubs() == 0) {
 457     // saving of context is enough: result construction contains exactly the needed shape
 458     TNaming_Builder aBuilder(selectionLabel());
 459     aBuilder.Generated(aSubShape);
 460     aMyDoc->addNamingName(selectionLabel(), theContext->data()->name());
 461     TDataStd_Name::Set(selectionLabel(), theContext->data()->name().c_str());
 462     return;
 463   }
 464   std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(owner()->data());
 465   TDF_Label aLab = myRef.myRef->Label();
 466   // identify the reuslts of sub-object of the composite by edges
 467   // save type of the selected shape in integer attribute
 468   TopAbs_ShapeEnum aShapeType = aSubShape.ShapeType();
 469   TDataStd_Integer::Set(aLab, (int)aShapeType);
 470   gp_Pnt aVertexPos;
 471   TColStd_MapOfTransient allCurves;
 472   if (aShapeType == TopAbs_VERTEX) { // compare positions
 473     aVertexPos = BRep_Tool::Pnt(TopoDS::Vertex(aSubShape));
 474   } else {
 475     for(TopExp_Explorer anEdgeExp(aSubShape, TopAbs_EDGE); anEdgeExp.More(); anEdgeExp.Next()) {
 476       TopoDS_Edge anEdge = TopoDS::Edge(anEdgeExp.Current());
 477       Standard_Real aFirst, aLast;
 478       Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
 479       allCurves.Add(aCurve);
 480     }
 481   }
 482   // iterate and store the result ids of sub-elements and sub-elements to sub-labels
 483   Handle(TDataStd_IntPackedMap) aRefs = TDataStd_IntPackedMap::Set(aLab);
 484   aRefs->Clear();
 485   const int aSubNum = aComposite->numberOfSubs();
 486   for(int a = 0; a < aSubNum; a++) {
 487     FeaturePtr aSub = aComposite->subFeature(a);
 488     const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = aSub->results();
 489     std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRes = aResults.cbegin();
 490     // there may be many shapes (circle and center): register if at least one is in selection
 491     for(; aRes != aResults.cend(); aRes++) {
 492       ResultConstructionPtr aConstr =
 493         std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aRes);
 494       if (!aConstr->shape()) {
 495         continue;
 496       }
 497       if (aShapeType == TopAbs_VERTEX) {
 498         if (aConstr->shape()->isVertex()) { // compare vertices positions
 499           const TopoDS_Shape& aVertex = aConstr->shape()->impl<TopoDS_Shape>();
 500           gp_Pnt aPnt = BRep_Tool::Pnt(TopoDS::Vertex(aVertex));
 501           if (aPnt.IsEqual(aVertexPos, Precision::Confusion())) {
 502             aRefs->Add(aComposite->subFeatureId(a));
 503           }
 504         } else { // get first or last vertex of the edge: last is stored with negative sign
 505           const TopoDS_Shape& anEdge = aConstr->shape()->impl<TopoDS_Shape>();
 506           int aDelta = kSTART_VERTEX_DELTA;
 507           for(TopExp_Explorer aVExp(anEdge, TopAbs_VERTEX); aVExp.More(); aVExp.Next()) {
 508             gp_Pnt aPnt = BRep_Tool::Pnt(TopoDS::Vertex(aVExp.Current()));
 509             if (aPnt.IsEqual(aVertexPos, Precision::Confusion())) {
 510               aRefs->Add(aDelta + aComposite->subFeatureId(a));
 511               break;
 512             }
 513             aDelta += kSTART_VERTEX_DELTA;
 514           }
 515         }
 516       } else {
 517         if (aConstr->shape()->isEdge()) {
 518           const TopoDS_Shape& aResShape = aConstr->shape()->impl<TopoDS_Shape>();
 519           TopoDS_Edge anEdge = TopoDS::Edge(aResShape);
 520           if (!anEdge.IsNull()) {
 521             Standard_Real aFirst, aLast;
 522             Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
 523             if (allCurves.Contains(aCurve)) {
 524               int anID = aComposite->subFeatureId(a);
 525               aRefs->Add(anID);
 526               if (aShapeType != TopAbs_EDGE) { // edge do not need the sub-edges on sub-labels
 527                 // add edges to sub-label to support naming for edges selection
 528                 TopExp_Explorer anEdgeExp(aSubShape, TopAbs_EDGE);
 529                 for(; anEdgeExp.More(); anEdgeExp.Next()) {
 530                   TopoDS_Edge anEdge = TopoDS::Edge(anEdgeExp.Current());
 531                   Standard_Real aFirst, aLast;
 532                   Handle(Geom_Curve) aFaceCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
 533                   if (aFaceCurve == aCurve) {
 534                     registerSubShape(selectionLabel(), anEdge, anID, aContextFeature, aMyDoc, "");
 535                   }
 536                 }
 537               } else { // put vertices of the selected edge to sub-labels
 538                 // add edges to sub-label to support naming for edges selection
 539                 TopExp_Explorer anEdgeExp(aSubShape, TopAbs_VERTEX);
 540                 int aTagIndex = anID + kSTART_VERTEX_DELTA;
 541                 for(; anEdgeExp.More(); anEdgeExp.Next(), aTagIndex += kSTART_VERTEX_DELTA) {
 542                   TopoDS_Vertex aV = TopoDS::Vertex(anEdgeExp.Current());
 543
 544                   std::stringstream anAdditionalName;
 545                   registerSubShape(selectionLabel(), aV, aTagIndex, aContextFeature, aMyDoc,
 546                     "");
 547                 }
 548               }
 549             }
 550           }
 551         }
 552       }
 553     }
 554   }
 555   // store the selected as primitive
 556   TNaming_Builder aBuilder(selectionLabel());
 557   aBuilder.Generated(aSubShape);
 558   registerSubShape(selectionLabel(), aSubShape, 0, aContextFeature, aMyDoc, "", aRefs);
 559 }
 560
 561 TDF_Label Model_AttributeSelection::selectionLabel()
 562 {
 563   return myRef.myRef->Label().FindChild(1);
 564 }
 565
 566 #define FIX_BUG1 1
 567 std::string GetShapeName(std::shared_ptr<Model_Document> theDoc, const TopoDS_Shape& theShape,
 568                                              const TDF_Label& theLabel)
 569 {
 570   std::string aName;
 571   // check if the subShape is already in DF
 572   Handle(TNaming_NamedShape) aNS = TNaming_Tool::NamedShape(theShape, theLabel);
 573   Handle(TDataStd_Name) anAttr;
 574   if(!aNS.IsNull() && !aNS->IsEmpty()) { // in the document
 575         if(aNS->Label().FindAttribute(TDataStd_Name::GetID(), anAttr)) {
 576           aName = TCollection_AsciiString(anAttr->Get()).ToCString();
 577           if(!aName.empty()) {
 578             const TDF_Label& aLabel = theDoc->findNamingName(aName);
 579     /* MPV: the same shape with the same name may be duplicated on different labels (selection of the same construction object)
 580                 if(!aLabel.IsEqual(aNS->Label())) {
 581                   //aName.erase(); //something is wrong, to be checked!!!
 582                   aName += "_SomethingWrong";
 583                   return aName;
 584                 }*/
 585                 const TopoDS_Shape& aShape = aNS->Get();
 586                 if(aShape.ShapeType() == TopAbs_COMPOUND) {
 587                   std::string aPostFix("_");
 588                   TopoDS_Iterator it(aShape);
 589                   for (int i = 1;it.More();it.Next(), i++) {
 590                     if(it.Value() == theShape) {
 591                           aPostFix += TCollection_AsciiString (i).ToCString();
 592                           aName    += aPostFix;
 593                           break;
 594                         }
 595                         else continue;
 596                   }
 597                 }
 598           }
 599         }
 600   }
 601   return aName;
 602 }
 603
 604 bool isTrivial (const TopTools_ListOfShape& theAncestors, TopTools_IndexedMapOfShape& theSMap)
 605 {
 606 // a trivial case: F1 & F2,  aNumber = 1, i.e. intersection gives 1 edge.
 607   TopoDS_Compound aCmp;
 608   BRep_Builder BB;
 609   BB.MakeCompound(aCmp);
 610   TopTools_ListIteratorOfListOfShape it(theAncestors);
 611   for(;it.More();it.Next()) {
 612         BB.Add(aCmp, it.Value());
 613         theSMap.Add(it.Value());
 614   }
 615   int aNumber(0);
 616   TopTools_IndexedDataMapOfShapeListOfShape aMap2;
 617   TopExp::MapShapesAndAncestors(aCmp, TopAbs_EDGE, TopAbs_FACE, aMap2);
 618   for (int i = 1; i <= aMap2.Extent(); i++) {
 619         const TopoDS_Shape& aKey = aMap2.FindKey(i);
 620         const TopTools_ListOfShape& anAncestors = aMap2.FindFromIndex(i);
 621         if(anAncestors.Extent() > 1) aNumber++;
 622   }
 623   if(aNumber > 1) return false;
 624   return true;
 625 }
 626 std::string Model_AttributeSelection::namingName()
 627 {
 628   std::string aName("");
 629   if(!this->isInitialized()) return aName;
 630   Handle(TDataStd_Name) anAtt;
 631   if(selectionLabel().FindAttribute(TDataStd_Name::GetID(), anAtt)) {
 632         aName = TCollection_AsciiString(anAtt->Get()).ToCString();
 633         return aName;
 634   }
 635
 636   std::shared_ptr<GeomAPI_Shape> aSubSh = value();
 637   ResultPtr aCont = context();
 638   aName = "Undefined name";
 639   if(!aCont.get() || aCont->shape()->isNull())
 640     return aName;
 641   if (!aSubSh.get() || aSubSh->isNull()) { // no subshape, so just the whole feature name
 642     return aCont->data()->name();
 643   }
 644   TopoDS_Shape aSubShape = aSubSh->impl<TopoDS_Shape>();
 645   TopoDS_Shape aContext  = aCont->shape()->impl<TopoDS_Shape>();
 646 #ifdef DEB_NAMING
 647   if(aSubShape.ShapeType() == TopAbs_COMPOUND) {
 648   BRepTools::Write(aSubShape, "Selection.brep");
 649   BRepTools::Write(aContext, "Context.brep");
 650   }
 651 #endif
 652   std::shared_ptr<Model_Document> aDoc =
 653     std::dynamic_pointer_cast<Model_Document>(aCont->document());
 654
 655   // check if the subShape is already in DF
 656   aName = GetShapeName(aDoc, aSubShape, selectionLabel());
 657   if(aName.empty() ) { // not in the document!
 658     TopAbs_ShapeEnum aType = aSubShape.ShapeType();
 659         switch (aType) {
 660           case TopAbs_FACE:
 661       // the Face should be in DF. If it is not the case, it is an error ==> to be debugged
 662                 break;
 663           case TopAbs_EDGE:
 664                   {
 665                   // name structure: F1 | F2 [| F3 | F4], where F1 & F2 the faces which gives the Edge in trivial case
 666                   // if it is not atrivial case we use localization by neighbours. F3 & F4 - neighbour faces
 667                   if (BRep_Tool::Degenerated(TopoDS::Edge(aSubShape))) {
 668                           aName = "Degenerated_Edge";
 669                           break;
 670                   }
 671                   TopTools_IndexedDataMapOfShapeListOfShape aMap;
 672                   TopExp::MapShapesAndAncestors(aContext, TopAbs_EDGE, TopAbs_FACE, aMap);
 673                   TopTools_IndexedMapOfShape aSMap; // map for ancestors of the sub-shape
 674                   bool isTrivialCase(true);
 675 /*                for (int i = 1; i <= aMap.Extent(); i++) {
 676                         const TopoDS_Shape& aKey = aMap.FindKey(i);
 677                         //if (aKey.IsNotEqual(aSubShape)) continue; // find exactly the selected key
 678                         if (aKey.IsSame(aSubShape)) continue;
 679             const TopTools_ListOfShape& anAncestors = aMap.FindFromIndex(i);
 680                         // check that it is not a trivial case (F1 & F2: aNumber = 1)
 681                         isTrivialCase = isTrivial(anAncestors, aSMap);
 682                         break;
 683                   }*/
 684                   if(aMap.Contains(aSubShape)) {
 685                         const TopTools_ListOfShape& anAncestors = aMap.FindFromKey(aSubShape);
 686                         // check that it is not a trivial case (F1 & F2: aNumber = 1)
 687                         isTrivialCase = isTrivial(anAncestors, aSMap);
 688                   } else
 689                           break;
 690                   TopTools_ListOfShape aListOfNbs;
 691                   if(!isTrivialCase) { // find Neighbors
 692                         TNaming_Localizer aLocalizer;
 693                         TopTools_MapOfShape aMap3;
 694                         aLocalizer.FindNeighbourg(aContext, aSubShape, aMap3);
 695                         //int n = aMap3.Extent();
 696                         TopTools_MapIteratorOfMapOfShape it(aMap3);
 697                         for(;it.More();it.Next()) {
 698                           const TopoDS_Shape& aNbShape = it.Key(); // neighbor edge
 699                           //TopAbs_ShapeEnum aType = aNbShape.ShapeType();
 700                           const TopTools_ListOfShape& aList  = aMap.FindFromKey(aNbShape);
 701                           TopTools_ListIteratorOfListOfShape it2(aList);
 702                           for(;it2.More();it2.Next()) {
 703                                 if(aSMap.Contains(it2.Value())) continue; // skip this Face
 704                                 aListOfNbs.Append(it2.Value());
 705                           }
 706                         }
 707                   }  // else a trivial case
 708
 709                   // build name of the sub-shape Edge
 710                   for(int i=1; i <= aSMap.Extent(); i++) {
 711                         const TopoDS_Shape& aFace = aSMap.FindKey(i);
 712                         std::string aFaceName = GetShapeName(aDoc, aFace, selectionLabel());
 713                         if(i == 1)
 714                           aName = aFaceName;
 715                         else
 716                           aName += "|" + aFaceName;
 717                   }
 718                   TopTools_ListIteratorOfListOfShape itl(aListOfNbs);
 719                   for (;itl.More();itl.Next()) {
 720                         std::string aFaceName = GetShapeName(aDoc, itl.Value(), selectionLabel());
 721                         aName += "|" + aFaceName;
 722                   }
 723                   }
 724                   break;
 725
 726           case TopAbs_VERTEX:
 727                   // name structure (Monifold Topology):
 728                   // 1) F1 | F2 | F3 - intersection of 3 faces defines a vertex - trivial case.
 729                   // 2) F1 | F2 | F3 [|F4 [|Fn]] - redundant definition, but it should be kept as is to obtain safe recomputation
 730                   // 2) F1 | F2      - intersection of 2 faces definses a vertex - applicable for case
 731                   //                   when 1 faces is cylindrical, conical, spherical or revolution and etc.
 732                   // 3) E1 | E2 | E3 - intersection of 3 edges defines a vertex - when we have case of a shell
 733                   //                   or compound of 2 open faces.
 734                   // 4) E1 | E2      - intesection of 2 edges defines a vertex - when we have a case of
 735                   //                   two independent edges (wire or compound)
 736                   // implemented 2 first cases
 737                   {
 738                         TopTools_IndexedDataMapOfShapeListOfShape aMap;
 739                     TopExp::MapShapesAndAncestors(aContext, TopAbs_VERTEX, TopAbs_FACE, aMap);
 740                         const TopTools_ListOfShape& aList2  = aMap.FindFromKey(aSubShape);
 741                         TopTools_ListOfShape aList;
 742                         TopTools_MapOfShape aFMap;
 743 #ifdef FIX_BUG1
 744                         //int n = aList2.Extent(); //bug! duplication
 745                         // fix is below
 746                         TopTools_ListIteratorOfListOfShape itl2(aList2);
 747                     for (int i = 1;itl2.More();itl2.Next(),i++) {
 748                           if(aFMap.Add(itl2.Value()))
 749                                 aList.Append(itl2.Value());
 750                         }
 751                         //n = aList.Extent();
 752 #endif
 753                         int n = aList.Extent();
 754                         if(n < 3) { // open topology case or Compound case => via edges
 755                           TopTools_IndexedDataMapOfShapeListOfShape aMap;
 756                       TopExp::MapShapesAndAncestors(aContext, TopAbs_VERTEX, TopAbs_EDGE, aMap);
 757                           const TopTools_ListOfShape& aList22  = aMap.FindFromKey(aSubShape);
 758                           if(aList22.Extent() >= 2)  { // regular solution
 759 #ifdef FIX_BUG1
 760
 761                             // bug! duplication; fix is below
 762                             aFMap.Clear();
 763                             TopTools_ListOfShape aListE;
 764                             TopTools_ListIteratorOfListOfShape itl2(aList22);
 765                         for (int i = 1;itl2.More();itl2.Next(),i++) {
 766                             if(aFMap.Add(itl2.Value()))
 767                                   aListE.Append(itl2.Value());
 768                                 }
 769                             n = aListE.Extent();
 770 #endif
 771                                 TopTools_ListIteratorOfListOfShape itl(aListE);
 772                         for (int i = 1;itl.More();itl.Next(),i++) {
 773                               const TopoDS_Shape& anEdge = itl.Value();
 774                               std::string anEdgeName = GetShapeName(aDoc, anEdge, selectionLabel());
 775                               if(i == 1)
 776                                 aName = anEdgeName;
 777                               else
 778                                 aName += "|" + anEdgeName;
 779                                 }
 780                           }//reg
 781                           else { // dangle vertex: if(aList22.Extent() == 1)
 782                                   //it should be already in DF
 783                           }
 784                         }
 785                         else {
 786                           TopTools_ListIteratorOfListOfShape itl(aList);
 787                       for (int i = 1;itl.More();itl.Next(),i++) {
 788                             const TopoDS_Shape& aFace = itl.Value();
 789                             std::string aFaceName = GetShapeName(aDoc, aFace, selectionLabel());
 790                             if(i == 1)
 791                               aName = aFaceName;
 792                             else
 793                               aName += "|" + aFaceName;
 794                           }
 795                         }
 796                   }
 797                   break;
 798         }
 799     // register name
 800     // aDoc->addNamingName(selectionLabel(), aName);
 801         // the selected sub-shape will not be shared and as result it will not require registration
 802   }
 803   return aName;
 804 }
 805
 806 TopAbs_ShapeEnum translateType (const std::string& theType)
 807 {
 808   // map from the textual shape types to OCCT enumeration
 809   static std::map<std::string, TopAbs_ShapeEnum> MyShapeTypes;
 810   if (MyShapeTypes.size() == 0) {
 811     MyShapeTypes["face"] = TopAbs_FACE;
 812     MyShapeTypes["faces"] = TopAbs_FACE;
 813     MyShapeTypes["vertex"] = TopAbs_VERTEX;
 814     MyShapeTypes["vertices"] = TopAbs_VERTEX;
 815     MyShapeTypes["wire"] = TopAbs_WIRE;
 816     MyShapeTypes["edge"] = TopAbs_EDGE;
 817     MyShapeTypes["edges"] = TopAbs_EDGE;
 818     MyShapeTypes["shell"] = TopAbs_SHELL;
 819     MyShapeTypes["solid"] = TopAbs_SOLID;
 820     MyShapeTypes["solids"] = TopAbs_SOLID;
 821     MyShapeTypes["FACE"] = TopAbs_FACE;
 822     MyShapeTypes["FACES"] = TopAbs_FACE;
 823     MyShapeTypes["VERTEX"] = TopAbs_VERTEX;
 824     MyShapeTypes["VERTICES"] = TopAbs_VERTEX;
 825     MyShapeTypes["WIRE"] = TopAbs_WIRE;
 826     MyShapeTypes["EDGE"] = TopAbs_EDGE;
 827     MyShapeTypes["EDGES"] = TopAbs_EDGE;
 828     MyShapeTypes["SHELL"] = TopAbs_SHELL;
 829     MyShapeTypes["SOLID"] = TopAbs_SOLID;
 830     MyShapeTypes["SOLIDS"] = TopAbs_SOLID;
 831   }
 832   if (MyShapeTypes.find(theType) != MyShapeTypes.end())
 833     return MyShapeTypes[theType];
 834   Events_Error::send("Shape type defined in XML is not implemented!");
 835   return TopAbs_SHAPE;
 836 }
 837
 838 const TopoDS_Shape getShapeFromCompound(const std::string& theSubShapeName, const TopoDS_Shape& theCompound)
 839 {
 840   TopoDS_Shape aSelection;
 841   std::string::size_type n = theSubShapeName.rfind('/');
 842   if (n == std::string::npos) n = 0;
 843         std::string aSubString = theSubShapeName.substr(n + 1);
 844         n = aSubString.rfind('_');
 845         if (n == std::string::npos) return aSelection;
 846         aSubString = aSubString.substr(n+1);
 847         int indx = atoi(aSubString.c_str());
 848         TopoDS_Iterator it(theCompound);
 849         for (int i = 1;it.More();it.Next(), i++) {
 850           if(i == indx) {
 851             aSelection = it.Value();
 852             break;
 853           }
 854           else continue;
 855         }
 856   return aSelection;
 857 }
 858
 859 const TopoDS_Shape findFaceByName(const std::string& theSubShapeName, std::shared_ptr<Model_Document> theDoc)
 860 {
 861   TopoDS_Shape aFace;
 862   std::string::size_type n, nb = theSubShapeName.rfind('/');
 863   if (nb == std::string::npos) nb = 0;
 864   std::string aSubString = theSubShapeName.substr(nb + 1);
 865   n = aSubString.rfind('_');
 866   if (n != std::string::npos) {
 867           std::string aSubStr2 = aSubString.substr(0, n);
 868         aSubString  = theSubShapeName.substr(0, nb + 1);
 869         aSubString = aSubString + aSubStr2;
 870   } else
 871         aSubString = theSubShapeName;
 872
 873   const TDF_Label& aLabel = theDoc->findNamingName(aSubString);
 874   if(aLabel.IsNull()) return aFace;
 875   Handle(TNaming_NamedShape) aNS;
 876   if(aLabel.FindAttribute(TNaming_NamedShape::GetID(), aNS)) {
 877         const TopoDS_Shape& aShape = aNS->Get();
 878         if(!aShape.IsNull()) {
 879           if(aShape.ShapeType() == TopAbs_COMPOUND)
 880             aFace = getShapeFromCompound(theSubShapeName, aShape);
 881           else
 882                 aFace = aShape;
 883         }
 884   }
 885   return aFace;
 886 }
 887
 888 int ParseName(const std::string& theSubShapeName,   std::list<std::string>& theList)
 889 {
 890   std::string aName = theSubShapeName;
 891   std::string aLastName;
 892   int n1(0), n2(0); // n1 - start position, n2 - position of the delimiter
 893   while ((n2 = aName.find('|', n1)) != std::string::npos) {
 894     const std::string aName1 = aName.substr(n1, n2 - n1); //name of face
 895         theList.push_back(aName1);
 896         n1 = n2 + 1;
 897         aLastName = aName.substr(n1);
 898   }
 899   if(!aLastName.empty())
 900         theList.push_back(aLastName);
 901   return theList.size();
 902 }
 903
 904 const TopoDS_Shape findCommonShape(const TopAbs_ShapeEnum theType, const TopTools_ListOfShape& theList)
 905 {
 906   TopoDS_Shape aShape;
 907   std::vector<TopTools_MapOfShape> aVec;
 908   TopTools_MapOfShape aMap1, aMap2, aMap3, aMap4;
 909   if(theList.Extent() > 1) {
 910         aVec.push_back(aMap1);
 911         aVec.push_back(aMap2);
 912   }
 913   if(theList.Extent() > 2)
 914     aVec.push_back(aMap3);
 915   if(theList.Extent() == 4)
 916     aVec.push_back(aMap4);
 917
 918   //fill maps
 919   TopTools_ListIteratorOfListOfShape it(theList);
 920   for(int i = 0;it.More();it.Next(),i++) {
 921         const TopoDS_Shape& aFace = it.Value();
 922         if(i < 2) {
 923           TopExp_Explorer anExp (aFace, theType);
 924           for(;anExp.More();anExp.Next()) {
 925             const TopoDS_Shape& anEdge = anExp.Current();
 926             if (!anEdge.IsNull())
 927                   aVec[i].Add(anExp.Current());
 928           }
 929         } else {
 930           TopExp_Explorer anExp (aFace, TopAbs_VERTEX);
 931           for(;anExp.More();anExp.Next()) {
 932             const TopoDS_Shape& aVertex = anExp.Current();
 933             if (!aVertex.IsNull())
 934                   aVec[i].Add(anExp.Current());
 935           }
 936         }
 937   }
 938   //trivial case: 2 faces
 939   TopTools_ListOfShape aList;
 940   TopTools_MapIteratorOfMapOfShape it2(aVec[0]);
 941   for(;it2.More();it2.Next()) {
 942         if(aVec[1].Contains(it2.Key())) {
 943           aShape = it2.Key();
 944           if(theList.Extent() == 2)
 945             break;
 946           else
 947                 aList.Append(it2.Key());
 948         }
 949   }
 950   if(aList.Extent() && aVec.size() > 3) {// list of common edges ==> search ny neighbors
 951         if(aVec[2].Extent() && aVec[3].Extent()) {
 952           TopTools_ListIteratorOfListOfShape it(aList);
 953           for(;it.More();it.Next()) {
 954                 const TopoDS_Shape& aCand = it.Value();
 955                 // not yet completelly implemented, to be rechecked
 956                 TopoDS_Vertex aV1, aV2;
 957                 TopExp::Vertices(TopoDS::Edge(aCand), aV1, aV2);
 958                 int aNum(0);
 959                 if(aVec[2].Contains(aV1)) aNum++;
 960                 else if(aVec[2].Contains(aV2)) aNum++;
 961                 if(aVec[3].Contains(aV1)) aNum++;
 962                 else if(aVec[3].Contains(aV2)) aNum++;
 963                 if(aNum == 2) {
 964                   aShape = aCand;
 965                   break;
 966                 }
 967           }
 968         }
 969   }
 970
 971   if(aList.Extent() && aVec.size() == 3) {
 972
 973     TopTools_ListIteratorOfListOfShape it(aList);
 974           for(;it.More();it.Next()) {
 975                 const TopoDS_Shape& aCand = it.Value();
 976                 if(aVec[2].Contains(aCand)) {
 977                   aShape = aCand;
 978                   break;
 979                 }
 980           }
 981   }
 982   return aShape;
 983 }
 984
 985 std::string getContextName(const std::string& theSubShapeName)
 986 {
 987   std::string aName;
 988   std::string::size_type n = theSubShapeName.find('/');
 989   if (n == std::string::npos) return aName;
 990   aName = theSubShapeName.substr(0, n);
 991   return aName;
 992 }
 993 // type ::= COMP | COMS | SOLD | SHEL | FACE | WIRE | EDGE | VERT
 994 void Model_AttributeSelection::selectSubShape(const std::string& theType, const std::string& theSubShapeName)
 995 {
 996   if(theSubShapeName.empty() || theType.empty()) return;
 997   TopAbs_ShapeEnum aType = translateType(theType);
 998   std::shared_ptr<Model_Document> aDoc =  std::dynamic_pointer_cast<Model_Document>(owner()->document());//std::dynamic_pointer_cast<Model_Document>(aCont->document());
 999   std::string aContName = getContextName(theSubShapeName);
1000   if(aContName.empty()) return;
1001   //ResultPtr aCont = context();
1002   ResultPtr aCont = aDoc->findByName(aContName);
1003   if(!aCont.get() || aCont->shape()->isNull()) return;
1004   TopoDS_Shape aContext  = aCont->shape()->impl<TopoDS_Shape>();
1005   TopAbs_ShapeEnum aContType = aContext.ShapeType();
1006   if(aType <= aContType) return; // not applicable
1007
1008
1009   TopoDS_Shape aSelection;
1010   switch (aType)
1011   {
1012   case TopAbs_COMPOUND:
1013     break;
1014   case TopAbs_COMPSOLID:
1015     break;
1016   case TopAbs_SOLID:
1017     break;
1018   case TopAbs_SHELL:
1019     break;
1020   case TopAbs_FACE:
1021     {
1022           const TopoDS_Shape aSelection = findFaceByName(theSubShapeName, aDoc);
1023           if(!aSelection.IsNull()) {// Select it
1024                 std::shared_ptr<GeomAPI_Shape> aShapeToBeSelected(new GeomAPI_Shape());
1025         aShapeToBeSelected->setImpl(new TopoDS_Shape(aSelection));
1026                 setValue(aCont, aShapeToBeSelected);
1027           }
1028         }
1029     break;
1030   case TopAbs_WIRE:
1031         break;
1032   case TopAbs_EDGE:
1033         {
1034           TopoDS_Shape aSelection;// = findFaceByName(theSubShapeName, aDoc);
1035           const TDF_Label& aLabel = aDoc->findNamingName(theSubShapeName);
1036       if(!aLabel.IsNull()) {
1037         Handle(TNaming_NamedShape) aNS;
1038         if(aLabel.FindAttribute(TNaming_NamedShape::GetID(), aNS)) {
1039               const TopoDS_Shape& aShape = aNS->Get();
1040               if(!aShape.IsNull()) {
1041                 if(aShape.ShapeType() == TopAbs_COMPOUND)
1042                   aSelection = getShapeFromCompound(theSubShapeName, aShape);
1043                         else
1044                     aSelection = aShape;
1045                   }
1046                 }
1047           }
1048           if(aSelection.IsNull()) {
1049           std::list<std::string> aListofNames;
1050           int n = ParseName(theSubShapeName, aListofNames);
1051           if(n > 1 && n < 5) {
1052                 TopTools_ListOfShape aList;
1053         for(std::list<std::string>::iterator it =aListofNames.begin();it != aListofNames.end();it++){
1054                   const TopoDS_Shape aFace = findFaceByName(*it, aDoc);
1055                   aList.Append(aFace);
1056                 }
1057                 aSelection = findCommonShape(TopAbs_EDGE, aList);
1058           }
1059           }
1060           if(!aSelection.IsNull()) {// Select it
1061                 std::shared_ptr<GeomAPI_Shape> aShapeToBeSelected(new GeomAPI_Shape());
1062         aShapeToBeSelected->setImpl(new TopoDS_Shape(aSelection));
1063                 setValue(aCont, aShapeToBeSelected);
1064           }
1065         }
1066     break;
1067   case TopAbs_VERTEX:
1068           {
1069           TopoDS_Shape aSelection;
1070           const TDF_Label& aLabel = aDoc->findNamingName(theSubShapeName);
1071       if(!aLabel.IsNull()) {
1072         Handle(TNaming_NamedShape) aNS;
1073         if(aLabel.FindAttribute(TNaming_NamedShape::GetID(), aNS)) {
1074               const TopoDS_Shape& aShape = aNS->Get();
1075               if(!aShape.IsNull()) {
1076                 if(aShape.ShapeType() == TopAbs_COMPOUND)
1077                   aSelection = getShapeFromCompound(theSubShapeName, aShape);
1078                         else
1079                     aSelection = aShape;
1080                   }
1081                 }
1082           }
1083           if(aSelection.IsNull()) {
1084             std::list<std::string> aListofNames;
1085                 int n = ParseName(theSubShapeName, aListofNames);
1086             if(n > 1 && n < 4) { // 2 || 3
1087                 TopTools_ListOfShape aList;
1088           for(std::list<std::string>::iterator it =aListofNames.begin();it != aListofNames.end();it++){
1089                     const TopoDS_Shape aFace = findFaceByName(*it, aDoc);
1090                         if(!aFace.IsNull())
1091                       aList.Append(aFace);
1092                   }
1093                  aSelection = findCommonShape(TopAbs_VERTEX, aList);
1094                 }
1095           }
1096           if(!aSelection.IsNull()) {// Select it
1097                 std::shared_ptr<GeomAPI_Shape> aShapeToBeSelected(new GeomAPI_Shape());
1098         aShapeToBeSelected->setImpl(new TopoDS_Shape(aSelection));
1099                 setValue(aCont, aShapeToBeSelected);
1100           }
1101           }
1102         break;
1103   default: //TopAbs_SHAPE
1104         return;
1105   }
1106
1107 }
1108
1109 int Model_AttributeSelection::Id()
1110 {
1111   std::shared_ptr<GeomAPI_Shape> aSelection = value();
1112   std::shared_ptr<GeomAPI_Shape> aContext = context()->shape();
1113   const TopoDS_Shape& aMainShape = aContext->impl<TopoDS_Shape>();
1114   const TopoDS_Shape& aSubShape = aSelection->impl<TopoDS_Shape>();
1115   int anID = 0;
1116   if (aSelection && !aSelection->isNull() &&
1117       aContext   && !aContext->isNull())
1118   {
1119     TopTools_IndexedMapOfShape aSubShapesMap;
1120     TopExp::MapShapes(aMainShape, aSubShapesMap);
1121     anID = aSubShapesMap.FindIndex(aSubShape);
1122   }
1123   return anID;
1124 }