1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
3 // File: Model_AttributeSelection.cpp
5 // Author: Mikhail PONIKAROV
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 "Model_SelectionNaming.h"
13 #include <Model_Objects.h>
14 #include <ModelAPI_Feature.h>
15 #include <ModelAPI_ResultBody.h>
16 #include <ModelAPI_ResultConstruction.h>
17 #include <ModelAPI_ResultPart.h>
18 #include <ModelAPI_CompositeFeature.h>
19 #include <ModelAPI_Tools.h>
20 #include <GeomAPI_Shape.h>
21 #include <ModelAPI_Session.h>
22 #include <GeomAPI_PlanarEdges.h>
23 #include <Events_InfoMessage.h>
25 #include <TNaming_Selector.hxx>
26 #include <TNaming_NamedShape.hxx>
27 #include <TNaming_Tool.hxx>
28 #include <TNaming_Builder.hxx>
29 #include <TNaming_Localizer.hxx>
30 #include <TNaming_SameShapeIterator.hxx>
31 #include <TNaming_Iterator.hxx>
32 #include <TNaming_NewShapeIterator.hxx>
33 #include <TopoDS_Shape.hxx>
34 #include <TopoDS_Compound.hxx>
35 #include <TDataStd_IntPackedMap.hxx>
36 #include <TDataStd_Integer.hxx>
37 #include <TDataStd_UAttribute.hxx>
38 #include <TDataStd_Name.hxx>
39 #include <TopTools_MapOfShape.hxx>
40 #include <TopTools_IndexedMapOfShape.hxx>
41 #include <TopTools_MapIteratorOfMapOfShape.hxx>
42 #include <TopTools_ListOfShape.hxx>
43 #include <NCollection_DataMap.hxx>
44 #include <TopExp_Explorer.hxx>
45 #include <TDF_LabelMap.hxx>
46 #include <BRep_Tool.hxx>
47 #include <BRep_Builder.hxx>
48 #include <TopoDS_Edge.hxx>
51 #include <TColStd_MapOfTransient.hxx>
52 #include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
53 #include <TopTools_ListIteratorOfListOfShape.hxx>
54 #include <TColStd_MapIteratorOfPackedMapOfInteger.hxx>
56 #include <Precision.hxx>
57 #include <TDF_ChildIterator.hxx>
58 #include <TDF_ChildIDIterator.hxx>
59 #include <TDataStd_Name.hxx>
60 #include <TopAbs_ShapeEnum.hxx>
61 #include <TopoDS_Iterator.hxx>
62 #include <BRep_Builder.hxx>
65 //#define DEB_NAMING 1
67 #include <BRepTools.hxx>
69 /// added to the index in the packed map to signalize that the vertex of edge is selected
70 /// (multiplied by the index of the edge)
71 static const int kSTART_VERTEX_DELTA = 1000000;
72 // identifier that there is simple reference: selection equals to context
73 Standard_GUID kSIMPLE_REF_ID("635eacb2-a1d6-4dec-8348-471fae17cb29");
74 // simple reference in the construction
75 Standard_GUID kCONSTUCTION_SIMPLE_REF_ID("635eacb2-a1d6-4dec-8348-471fae17cb28");
76 // reference to Part sub-object
77 Standard_GUID kPART_REF_ID("635eacb2-a1d6-4dec-8348-471fae17cb27");
78 // selection is invalid after recomputation
79 Standard_GUID kINVALID_SELECTION("bce47fd7-80fa-4462-9d63-2f58acddd49d");
81 // on this label is stored:
82 // TNaming_NamedShape - selected shape
83 // TNaming_Naming - topological selection information (for the body)
84 // TDataStd_IntPackedMap - indexes of edges in composite element (for construction)
85 // TDataStd_Integer - type of the selected shape (for construction)
86 // TDF_Reference - from ReferenceAttribute, the context
87 void Model_AttributeSelection::setValue(const ResultPtr& theContext,
88 const std::shared_ptr<GeomAPI_Shape>& theSubShape, const bool theTemporarily)
90 if (theTemporarily) { // just keep the stored without DF update
91 myTmpContext = theContext;
92 myTmpSubShape = theSubShape;
93 owner()->data()->sendAttributeUpdated(this);
97 myTmpSubShape.reset();
100 const std::shared_ptr<GeomAPI_Shape>& anOldShape = value();
101 bool isOldContext = theContext == myRef.value();
102 bool isOldShape = isOldContext &&
103 (theSubShape == anOldShape || (theSubShape && anOldShape && theSubShape->isEqual(anOldShape)));
104 if (isOldShape) return; // shape is the same, so context is also unchanged
105 // update the referenced object if needed
107 myRef.setValue(theContext);
110 // do noth use naming if selected shape is result shape itself, but not sub-shape
111 TDF_Label aSelLab = selectionLabel();
112 aSelLab.ForgetAttribute(kSIMPLE_REF_ID);
113 aSelLab.ForgetAttribute(kCONSTUCTION_SIMPLE_REF_ID);
114 aSelLab.ForgetAttribute(kINVALID_SELECTION);
116 bool isDegeneratedEdge = false;
117 // do not use the degenerated edge as a shape, a null context and shape is used in the case
118 if (theSubShape.get() && !theSubShape->isNull() && theSubShape->isEdge()) {
119 const TopoDS_Shape& aSubShape = theSubShape->impl<TopoDS_Shape>();
120 if (aSubShape.ShapeType() == TopAbs_EDGE)
121 isDegeneratedEdge = BRep_Tool::Degenerated(TopoDS::Edge(aSubShape)) == Standard_True;
123 if (!theContext.get() || isDegeneratedEdge) {
124 // to keep the reference attribute label
125 TDF_Label aRefLab = myRef.myRef->Label();
126 aSelLab.ForgetAllAttributes(true);
127 myRef.myRef = TDF_Reference::Set(aSelLab.Father(), aSelLab.Father());
130 if (theContext->groupName() == ModelAPI_ResultBody::group()) {
131 // do not select the whole shape for body:it is already must be in the data framework
132 // equal and null selected objects mean the same: object is equal to context,
133 if (theContext->shape().get() &&
134 (theContext->shape()->isEqual(theSubShape) || !theSubShape.get())) {
135 aSelLab.ForgetAllAttributes(true);
136 TDataStd_UAttribute::Set(aSelLab, kSIMPLE_REF_ID);
138 selectBody(theContext, theSubShape);
140 } else if (theContext->groupName() == ModelAPI_ResultConstruction::group()) {
141 if (!theSubShape.get()) {
142 // to sub, so the whole result is selected
143 aSelLab.ForgetAllAttributes(true);
144 TDataStd_UAttribute::Set(aSelLab, kCONSTUCTION_SIMPLE_REF_ID);
145 ResultConstructionPtr aConstruction =
146 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(theContext);
147 if (aConstruction->isInfinite()) {
148 // For correct naming selection, put the shape into the naming structure.
149 // It seems sub-shapes are not needed: only this shape is (and can be ) selected.
150 TNaming_Builder aBuilder(aSelLab);
151 aBuilder.Generated(theContext->shape()->impl<TopoDS_Shape>());
152 std::shared_ptr<Model_Document> aMyDoc =
153 std::dynamic_pointer_cast<Model_Document>(owner()->document());
154 //std::string aName = contextName(theContext);
155 // for selection in different document, add the document name
156 //aMyDoc->addNamingName(aSelLab, aName);
157 //TDataStd_Name::Set(aSelLab, aName.c_str());
158 } else { // for sketch the naming is needed in DS
159 BRep_Builder aCompoundBuilder;
160 TopoDS_Compound aComp;
161 aCompoundBuilder.MakeCompound(aComp);
162 for(int a = 0; a < aConstruction->facesNum(); a++) {
163 TopoDS_Shape aFace = aConstruction->face(a)->impl<TopoDS_Shape>();
164 aCompoundBuilder.Add(aComp, aFace);
166 std::shared_ptr<GeomAPI_Shape> aShape(new GeomAPI_Shape);
167 aShape->setImpl<TopoDS_Shape>(new TopoDS_Shape(aComp));
168 selectConstruction(theContext, aShape);
171 selectConstruction(theContext, theSubShape);
173 } else if (theContext->groupName() == ModelAPI_ResultPart::group()) {
174 aSelLab.ForgetAllAttributes(true);
175 TDataStd_UAttribute::Set(aSelLab, kPART_REF_ID);
176 selectPart(theContext, theSubShape);
178 //the attribute initialized state should be changed by sendAttributeUpdated only
179 //myIsInitialized = true;
181 owner()->data()->sendAttributeUpdated(this);
184 void Model_AttributeSelection::removeTemporaryValues()
186 if (myTmpContext.get() || myTmpSubShape.get()) {
187 myTmpContext.reset();
188 myTmpSubShape.reset();
192 std::shared_ptr<GeomAPI_Shape> Model_AttributeSelection::value()
194 GeomShapePtr aResult;
195 if (myTmpContext.get() || myTmpSubShape.get()) {
196 ResultConstructionPtr aResulConstruction =
197 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(myTmpContext);
198 if(aResulConstruction.get()) {
199 // it is just reference to construction.
200 return myTmpSubShape;
202 return myTmpSubShape.get() ? myTmpSubShape : myTmpContext->shape();
205 TDF_Label aSelLab = selectionLabel();
206 if (aSelLab.IsAttribute(kINVALID_SELECTION))
209 if (myRef.isInitialized()) {
210 if (aSelLab.IsAttribute(kSIMPLE_REF_ID)) { // it is just reference to shape, not sub-shape
211 ResultPtr aContext = context();
213 return aResult; // empty result
214 return aContext->shape();
216 if (aSelLab.IsAttribute(kCONSTUCTION_SIMPLE_REF_ID)) {
217 // it is just reference to construction, nothing is in value
218 return aResult; // empty result
220 if (aSelLab.IsAttribute(kPART_REF_ID)) {
221 ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(context());
222 if (!aPart.get() || !aPart->isActivated())
223 return std::shared_ptr<GeomAPI_Shape>(); // postponed naming needed
224 Handle(TDataStd_Integer) anIndex;
225 if (selectionLabel().FindAttribute(TDataStd_Integer::GetID(), anIndex)) {
226 if (anIndex->Get()) { // special selection attribute was created, use it
227 return aPart->selectionValue(anIndex->Get());
228 } else { // face with name is already in the data model, so try to take it by name
229 Handle(TDataStd_Name) aName;
230 if (selectionLabel().FindAttribute(TDataStd_Name::GetID(), aName)) {
231 std::string aSubShapeName(TCollection_AsciiString(aName->Get()).ToCString());
232 std::size_t aPartEnd = aSubShapeName.find('/');
233 if (aPartEnd != string::npos && aPartEnd != aSubShapeName.rfind('/')) {
234 string aNameInPart = aSubShapeName.substr(aPartEnd + 1);
236 std::string aType; // to reuse already existing selection the type is not needed
237 return aPart->shapeInPart(aNameInPart, aType, anIndex);
244 Handle(TNaming_NamedShape) aSelection;
245 if (selectionLabel().FindAttribute(TNaming_NamedShape::GetID(), aSelection)) {
246 TopoDS_Shape aSelShape = aSelection->Get();
247 aResult = std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape);
248 aResult->setImpl(new TopoDS_Shape(aSelShape));
249 } else { // for simple construction element: just shape of this construction element
250 ResultConstructionPtr aConstr =
251 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(context());
253 return aConstr->shape();
260 bool Model_AttributeSelection::isInvalid()
262 return selectionLabel().IsAttribute(kINVALID_SELECTION) == Standard_True;
265 bool Model_AttributeSelection::isInitialized()
267 if (ModelAPI_AttributeSelection::isInitialized()) { // additional checks if it is initialized
268 std::shared_ptr<GeomAPI_Shape> aResult;
269 if (myRef.isInitialized()) {
270 TDF_Label aSelLab = selectionLabel();
271 if (aSelLab.IsAttribute(kSIMPLE_REF_ID)) { // it is just reference to shape, not sub-shape
272 ResultPtr aContext = context();
273 return aContext.get() != NULL;
275 if (aSelLab.IsAttribute(kCONSTUCTION_SIMPLE_REF_ID)) {
276 // it is just reference to construction, nothing is in value
280 Handle(TNaming_NamedShape) aSelection;
281 if (selectionLabel().FindAttribute(TNaming_NamedShape::GetID(), aSelection)) {
282 return !aSelection->Get().IsNull();
283 } else { // for simple construction element: just shape of this construction element
284 ResultConstructionPtr aConstr =
285 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(context());
287 return aConstr->shape().get() != NULL;
295 Model_AttributeSelection::Model_AttributeSelection(TDF_Label& theLabel)
298 myIsInitialized = myRef.isInitialized();
301 void Model_AttributeSelection::setID(const std::string theID)
304 ModelAPI_AttributeSelection::setID(theID);
307 ResultPtr Model_AttributeSelection::context() {
308 if (myTmpContext.get() || myTmpSubShape.get()) {
312 ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(myRef.value());
313 // for parts there could be same-data result, so take the last enabled
314 if (aResult.get() && aResult->groupName() == ModelAPI_ResultPart::group()) {
315 int aSize = aResult->document()->size(ModelAPI_ResultPart::group());
316 for(int a = aSize - 1; a >= 0; a--) {
317 ObjectPtr aPart = aResult->document()->object(ModelAPI_ResultPart::group(), a);
318 if (aPart.get() && aPart->data() == aResult->data()) {
319 ResultPtr aPartResult = std::dynamic_pointer_cast<ModelAPI_Result>(aPart);
320 FeaturePtr anOwnerFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(owner());
321 // check that this result is not this-feature result (it is forbidden t oselect itself)
322 if (anOwnerFeature.get() && anOwnerFeature->firstResult() != aPartResult) {
332 void Model_AttributeSelection::setObject(const std::shared_ptr<ModelAPI_Object>& theObject)
334 ModelAPI_AttributeSelection::setObject(theObject);
335 myRef.setObject(theObject);
338 TDF_LabelMap& Model_AttributeSelection::scope()
340 if (myScope.IsEmpty()) { // create a new scope if not yet done
341 // gets all features with named shapes that are before this feature label (before in history)
342 DocumentPtr aMyDoc = owner()->document();
343 std::list<std::shared_ptr<ModelAPI_Feature> > allFeatures = aMyDoc->allFeatures();
344 std::list<std::shared_ptr<ModelAPI_Feature> >::iterator aFIter = allFeatures.begin();
345 bool aMePassed = false;
346 CompositeFeaturePtr aComposite =
347 std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(owner());
348 FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(owner());
349 CompositeFeaturePtr aCompositeOwner, aCompositeOwnerOwner;
350 if (aFeature.get()) {
351 aCompositeOwner = ModelAPI_Tools::compositeOwner(aFeature);
352 if (aCompositeOwner.get()) {
353 aCompositeOwnerOwner = ModelAPI_Tools::compositeOwner(aCompositeOwner);
356 // for group Scope is not limitet: this is always up to date objects
357 bool isGroup = aFeature.get() && aFeature->getKind() == "Group";
358 for(; aFIter != allFeatures.end(); aFIter++) {
359 if (*aFIter == owner()) { // the left features are created later (except subs of composite)
363 if (isGroup) aMePassed = false;
364 bool isInScope = !aMePassed;
365 if (!isInScope && aComposite.get()) {
366 // try to add sub-elements of composite if this is composite
367 if (aComposite->isSub(*aFIter))
370 // remove the composite-owner of this feature (sketch in extrusion-cut)
371 if (isInScope && (aCompositeOwner == *aFIter || aCompositeOwnerOwner == *aFIter))
374 if (isInScope && aFIter->get() && (*aFIter)->data()->isValid()) {
375 TDF_Label aFeatureLab = std::dynamic_pointer_cast<Model_Data>(
376 (*aFIter)->data())->label().Father();
377 TDF_ChildIDIterator aNSIter(aFeatureLab, TNaming_NamedShape::GetID(), 1);
378 for(; aNSIter.More(); aNSIter.Next()) {
379 Handle(TNaming_NamedShape) aNS = Handle(TNaming_NamedShape)::DownCast(aNSIter.Value());
380 if (!aNS.IsNull() && aNS->Evolution() != TNaming_SELECTED) {
381 myScope.Add(aNS->Label());
390 /// Sets the invalid flag if flag is false, or removes it if "true"
392 static bool setInvalidIfFalse(TDF_Label& theLab, const bool theFlag) {
394 theLab.ForgetAttribute(kINVALID_SELECTION);
396 TDataStd_UAttribute::Set(theLab, kINVALID_SELECTION);
401 bool Model_AttributeSelection::update()
403 TDF_Label aSelLab = selectionLabel();
404 ResultPtr aContext = context();
406 return setInvalidIfFalse(aSelLab, false);
407 if (aSelLab.IsAttribute(kSIMPLE_REF_ID)) { // it is just reference to shape, not sub-shape
408 return setInvalidIfFalse(aSelLab, aContext->shape() && !aContext->shape()->isNull());
410 if (aSelLab.IsAttribute(kCONSTUCTION_SIMPLE_REF_ID)) {
411 // it is just reference to construction, not sub-shape
412 // if there is a sketch, the sketch-naming must be updated
413 ResultConstructionPtr aConstruction =
414 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aContext);
415 if (!aConstruction->isInfinite()) {
416 BRep_Builder aCompoundBuilder;
417 TopoDS_Compound aComp;
418 aCompoundBuilder.MakeCompound(aComp);
419 for(int a = 0; a < aConstruction->facesNum(); a++) {
420 TopoDS_Shape aFace = aConstruction->face(a)->impl<TopoDS_Shape>();
421 aCompoundBuilder.Add(aComp, aFace);
423 std::shared_ptr<GeomAPI_Shape> aShape(new GeomAPI_Shape);
424 aShape->setImpl<TopoDS_Shape>(new TopoDS_Shape(aComp));
425 selectConstruction(aContext, aShape);
427 // For correct naming selection, put the shape into the naming structure.
428 // It seems sub-shapes are not needed: only this shape is (and can be ) selected.
429 TNaming_Builder aBuilder(aSelLab);
430 aBuilder.Generated(aContext->shape()->impl<TopoDS_Shape>());
431 std::shared_ptr<Model_Document> aMyDoc =
432 std::dynamic_pointer_cast<Model_Document>(owner()->document());
433 //std::string aName = contextName(aContext);
434 //aMyDoc->addNamingName(aSelLab, aName);
435 //TDataStd_Name::Set(aSelLab, aName.c_str());
437 return setInvalidIfFalse(aSelLab, aContext->shape() && !aContext->shape()->isNull());
440 if (aSelLab.IsAttribute(kPART_REF_ID)) { // it is reference to the part object
441 std::shared_ptr<GeomAPI_Shape> aNoSelection;
442 bool aResult = selectPart(aContext, aNoSelection, true);
443 aResult = setInvalidIfFalse(aSelLab, aResult);
445 owner()->data()->sendAttributeUpdated(this);
450 if (aContext->groupName() == ModelAPI_ResultBody::group()) {
451 // body: just a named shape, use selection mechanism from OCCT
452 TNaming_Selector aSelector(aSelLab);
453 TopoDS_Shape anOldShape;
454 if (!aSelector.NamedShape().IsNull()) {
455 anOldShape = aSelector.NamedShape()->Get();
457 bool aResult = aSelector.Solve(scope()) == Standard_True;
458 // must be before sending of updated attribute (1556)
459 aResult = setInvalidIfFalse(aSelLab, aResult);
460 TopoDS_Shape aNewShape;
461 if (!aSelector.NamedShape().IsNull()) {
462 aNewShape = aSelector.NamedShape()->Get();
464 if (anOldShape.IsNull() || aNewShape.IsNull() ||
465 !anOldShape.IsEqual(aSelector.NamedShape()->Get())) // send updated if shape is changed
466 owner()->data()->sendAttributeUpdated(this);
468 } else if (aContext->groupName() == ModelAPI_ResultConstruction::group()) {
469 // construction: identification by the results indexes, recompute faces and
470 // take the face that more close by the indexes
471 ResultConstructionPtr aConstructionContext =
472 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aContext);
473 FeaturePtr aContextFeature = aContext->document()->feature(aContext);
474 // sketch sub-element
475 if (aConstructionContext &&
476 std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aContextFeature).get())
478 TDF_Label aLab = myRef.myRef->Label();
479 // getting a type of selected shape
480 Handle(TDataStd_Integer) aTypeAttr;
481 if (!aLab.FindAttribute(TDataStd_Integer::GetID(), aTypeAttr)) {
482 return setInvalidIfFalse(aSelLab, false);
484 TopAbs_ShapeEnum aShapeType = (TopAbs_ShapeEnum)(aTypeAttr->Get());
485 // selected indexes will be needed in each "if"
486 Handle(TDataStd_IntPackedMap) aSubIds;
487 std::shared_ptr<GeomAPI_Shape> aNewSelected;
489 !aLab.FindAttribute(TDataStd_IntPackedMap::GetID(), aSubIds) || aSubIds->Extent() == 0;
490 // for now working only with composite features
491 CompositeFeaturePtr aComposite =
492 std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aContextFeature);
493 if (!aComposite.get() || aComposite->numberOfSubs() == 0) {
494 return setInvalidIfFalse(aSelLab, false);
497 if (aShapeType == TopAbs_FACE || aShapeType == TopAbs_WIRE) {
498 // compound is for the whole sketch selection
499 // If this is a wire with plane defined then it is a sketch-like object
500 if (!aConstructionContext->facesNum()) // no faces, update can not work correctly
501 return setInvalidIfFalse(aSelLab, false);
502 // if there is no edges indexes, any face can be used: take the first
503 std::shared_ptr<GeomAPI_Shape> aNewSelected;
505 aNewSelected = aConstructionContext->face(0);
506 } else { // searching for most looks-like initial face by the indexes
507 // prepare edges of the current result for the fast searching
508 // curves and orientations of edges
509 NCollection_DataMap<Handle(Geom_Curve), int> allCurves;
510 const int aSubNum = aComposite->numberOfSubs();
511 for(int a = 0; a < aSubNum; a++) {
512 int aSubID = aComposite->subFeatureId(a);
513 if (aSubIds->Contains(aSubID)) {
514 FeaturePtr aSub = aComposite->subFeature(a);
515 const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = aSub->results();
516 std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRes;
517 for(aRes = aResults.cbegin(); aRes != aResults.cend(); aRes++) {
518 ResultConstructionPtr aConstr =
519 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aRes);
520 if (aConstr->shape() && aConstr->shape()->isEdge()) {
521 const TopoDS_Shape& aResShape = aConstr->shape()->impl<TopoDS_Shape>();
522 TopoDS_Edge anEdge = TopoDS::Edge(aResShape);
523 if (!anEdge.IsNull()) {
524 Standard_Real aFirst, aLast;
525 Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
526 // searching for orientation information
528 Handle(TDataStd_Integer) anInt;
529 if (aSelLab.FindChild(aSubID).FindAttribute(TDataStd_Integer::GetID(), anInt)){
530 anOrient = anInt->Get();
532 allCurves.Bind(aCurve, anOrient);
538 aNewSelected = Model_SelectionNaming::findAppropriateFace(
539 aContext, allCurves, aShapeType == TopAbs_WIRE);
541 if (aNewSelected) { // store this new selection
542 selectConstruction(aContext, aNewSelected);
543 setInvalidIfFalse(aSelLab, true);
544 owner()->data()->sendAttributeUpdated(this);
547 // if the selection is not found, put the empty shape:
548 // it's better to have disappeared shape, than the old, the lost one
549 TNaming_Builder anEmptyBuilder(selectionLabel());
550 return setInvalidIfFalse(aSelLab, false);
552 } else if (aShapeType == TopAbs_EDGE) {
553 // just reselect the edge by the id
554 const int aSubNum = aComposite->numberOfSubs();
555 for(int a = 0; a < aSubNum; a++) {
556 // if aSubIds take any, the first appropriate
557 if (aSubIds->IsEmpty() || aSubIds->Contains(aComposite->subFeatureId(a))) {
558 // found the appropriate feature
559 FeaturePtr aFeature = aComposite->subFeature(a);
560 std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aResIter =
561 aFeature->results().cbegin();
562 for(;aResIter != aFeature->results().cend(); aResIter++) {
563 ResultConstructionPtr aRes =
564 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aResIter);
565 if (aRes && aRes->shape() && aRes->shape()->isEdge()) { // found!
566 selectConstruction(aContext, aRes->shape());
567 setInvalidIfFalse(aSelLab, true);
568 owner()->data()->sendAttributeUpdated(this);
574 } else if (aShapeType == TopAbs_VERTEX) {
575 // just reselect the vertex by the id of edge
576 const int aSubNum = aComposite->numberOfSubs();
577 for(int a = 0; a < aSubNum; a++) {
578 // if aSubIds take any, the first appropriate
579 int aFeatureID = aComposite->subFeatureId(a);
580 if (aSubIds->IsEmpty() || aSubIds->Contains(aFeatureID) ||
581 aSubIds->Contains(aFeatureID + kSTART_VERTEX_DELTA) ||
582 aSubIds->Contains(aFeatureID + kSTART_VERTEX_DELTA * 2)) {
583 // searching for deltas
585 if (aSubIds->Contains(aFeatureID + kSTART_VERTEX_DELTA)) aVertexNum = 1;
586 else if (aSubIds->Contains(aFeatureID + kSTART_VERTEX_DELTA * 2)) aVertexNum = 2;
587 // found the feature with appropriate edge
588 FeaturePtr aFeature = aComposite->subFeature(a);
589 std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aResIter =
590 aFeature->results().cbegin();
591 for(;aResIter != aFeature->results().cend(); aResIter++) {
592 ResultConstructionPtr aRes =
593 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aResIter);
594 if (aRes && aRes->shape()) {
595 if (aRes->shape()->isVertex() && aVertexNum == 0) { // found!
596 selectConstruction(aContext, aRes->shape());
597 setInvalidIfFalse(aSelLab, true);
598 owner()->data()->sendAttributeUpdated(this);
600 } else if (aRes->shape()->isEdge() && aVertexNum > 0) {
601 const TopoDS_Shape& anEdge = aRes->shape()->impl<TopoDS_Shape>();
603 for(TopExp_Explorer aVExp(anEdge, TopAbs_VERTEX); aVExp.More(); aVExp.Next()) {
604 if (aVIndex == aVertexNum) { // found!
605 std::shared_ptr<GeomAPI_Shape> aVertex(new GeomAPI_Shape);
606 aVertex->setImpl(new TopoDS_Shape(aVExp.Current()));
607 selectConstruction(aContext, aVertex);
608 setInvalidIfFalse(aSelLab, true);
609 owner()->data()->sendAttributeUpdated(this);
620 } else { // simple construction element: the selected is that needed
621 selectConstruction(aContext, aContext->shape());
622 setInvalidIfFalse(aSelLab, true);
623 owner()->data()->sendAttributeUpdated(this);
627 return setInvalidIfFalse(aSelLab, false); // unknown case
630 void Model_AttributeSelection::selectBody(
631 const ResultPtr& theContext, const std::shared_ptr<GeomAPI_Shape>& theSubShape)
633 // perform the selection
634 TNaming_Selector aSel(selectionLabel());
635 TopoDS_Shape aContext;
637 ResultBodyPtr aBody = std::dynamic_pointer_cast<ModelAPI_ResultBody>(myRef.value());
639 aContext = aBody->shape()->impl<TopoDS_Shape>();
642 std::dynamic_pointer_cast<ModelAPI_Result>(myRef.value());
644 aContext = aResult->shape()->impl<TopoDS_Shape>();
646 Events_InfoMessage("Model_AttributeSelection", "A result with shape is expected").send();
651 // with "recover" feature the selected context may be not up to date (issue 1710)
652 Handle(TNaming_NamedShape) aResult;
653 TDF_Label aSelLab = selectionLabel();
654 TopoDS_Shape aNewContext = aContext;
655 bool isUpdated = true;
656 while(!aNewContext.IsNull() && isUpdated) {
657 // searching for the very last shape that was produced from this one
659 if (!TNaming_Tool::HasLabel(aSelLab, aNewContext))
660 // to avoid crash of TNaming_SameShapeIterator if pure shape does not exists
662 for(TNaming_SameShapeIterator anIter(aNewContext, aSelLab); anIter.More(); anIter.Next()) {
663 TDF_Label aNSLab = anIter.Label();
664 if (!scope().Contains(aNSLab))
666 Handle(TNaming_NamedShape) aNS;
667 if (aNSLab.FindAttribute(TNaming_NamedShape::GetID(), aNS)) {
668 for(TNaming_Iterator aShapesIter(aNS); aShapesIter.More(); aShapesIter.Next()) {
669 if (aShapesIter.Evolution() == TNaming_SELECTED)
670 continue; // don't use the selection evolution
671 if (!aShapesIter.OldShape().IsNull() && aShapesIter.OldShape().IsSame(aNewContext)) {
672 // found the original shape
673 aNewContext = aShapesIter.NewShape(); // go to the newer shape
681 if (aNewContext.IsNull()) { // a context is already deleted
682 setInvalidIfFalse(aSelLab, false);
683 Events_InfoMessage("Model_AttributeSelection", "Failed to select shape already deleted").send();
687 TopoDS_Shape aNewSub = theSubShape ? theSubShape->impl<TopoDS_Shape>() : aContext;
688 if (!aNewSub.IsEqual(aContext)) { // searching for subshape in the new context
689 bool isFound = false;
690 TopExp_Explorer anExp(aNewContext, aNewSub.ShapeType());
691 for(; anExp.More(); anExp.Next()) {
692 if (anExp.Current().IsEqual(aNewSub)) {
697 if (!isFound) { // sub-shape is not found in the up-to-date instance of the context shape
698 setInvalidIfFalse(aSelLab, false);
699 Events_InfoMessage("Model_AttributeSelection",
700 "Failed to select sub-shape already modified").send();
706 /// fix for issue 411: result modified shapes must not participate in this selection mechanism
707 FeaturePtr aFeatureOwner = std::dynamic_pointer_cast<ModelAPI_Feature>(owner());
708 if (aFeatureOwner.get())
709 aFeatureOwner->eraseResults();
710 if (!aContext.IsNull()) {
711 aSel.Select(aNewSub, aNewContext);
715 /// registers the name of the shape in the label (theID == 0) of sub label (theID is a tag)
716 /// if theID is zero,
717 /// theOrientation is additional information about the positioning of edge relatively to face
718 /// it is stored in the integer attribute of the edge sub-label:
719 /// -1 is out, 1 is in, 0 is not needed
720 static void registerSubShape(TDF_Label theMainLabel, TopoDS_Shape theShape,
721 const int theID, const FeaturePtr& theContextFeature, std::shared_ptr<Model_Document> theDoc,
722 std::map<int, int>& theOrientations,
723 // name of sub-elements by ID to be exported instead of indexes
724 std::map<int, std::string>& theSubNames,
725 Handle(TDataStd_IntPackedMap) theRefs = Handle(TDataStd_IntPackedMap)(),
726 const int theOrientation = 0)
728 TDF_Label aLab = theID == 0 ? theMainLabel : theMainLabel.FindChild(theID);
729 if (theOrientation != 0) { // store the orientation of edge relatively to face if needed
730 TDataStd_Integer::Set(aLab, theOrientation);
732 TNaming_Builder aBuilder(aLab);
733 aBuilder.Generated(theShape);
734 std::stringstream aName;
735 // #1839 : do not store name of the feature in the tree, since this name could be changed
736 //aName<<theContextFeature->name();
737 if (theShape.ShapeType() != TopAbs_COMPOUND) { // compound means the whole result for construction
739 if (theShape.ShapeType() == TopAbs_FACE) aName<<"Face";
740 else if (theShape.ShapeType() == TopAbs_WIRE) aName<<"Wire";
741 else if (theShape.ShapeType() == TopAbs_EDGE) aName<<"Edge";
742 else if (theShape.ShapeType() == TopAbs_VERTEX) aName<<"Vertex";
744 if (theRefs.IsNull()) {
746 if (theOrientation == 1)
748 else if (theOrientation == -1)
750 } else { // make a composite name from all sub-elements indexes: "1_2_3_4"
751 TColStd_MapIteratorOfPackedMapOfInteger aRef(theRefs->GetMap());
752 for(; aRef.More(); aRef.Next()) {
753 aName<<"-"<<theSubNames[aRef.Key()];
754 if (theOrientations.find(aRef.Key()) != theOrientations.end()) {
755 if (theOrientations[aRef.Key()] == 1)
757 else if (theOrientations[aRef.Key()] == -1)
764 theDoc->addNamingName(aLab, aName.str());
765 TDataStd_Name::Set(aLab, aName.str().c_str());
768 void Model_AttributeSelection::selectConstruction(
769 const ResultPtr& theContext, const std::shared_ptr<GeomAPI_Shape>& theSubShape)
771 std::shared_ptr<Model_Document> aMyDoc =
772 std::dynamic_pointer_cast<Model_Document>(owner()->document());
773 FeaturePtr aContextFeature = theContext->document()->feature(theContext);
774 CompositeFeaturePtr aComposite =
775 std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aContextFeature);
776 const TopoDS_Shape& aSubShape = theSubShape->impl<TopoDS_Shape>();
777 if (!aComposite || aComposite->numberOfSubs() == 0) {
778 // saving of context is enough: result construction contains exactly the needed shape
779 TNaming_Builder aBuilder(selectionLabel());
780 aBuilder.Generated(aSubShape);
781 //std::string aName = contextName(theContext);
782 //aMyDoc->addNamingName(selectionLabel(), aName);
783 //TDataStd_Name::Set(selectionLabel(), aName.c_str());
786 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(owner()->data());
787 TDF_Label aLab = myRef.myRef->Label();
788 // identify the results of sub-object of the composite by edges
789 // save type of the selected shape in integer attribute
790 TopAbs_ShapeEnum aShapeType = aSubShape.ShapeType();
791 TDataStd_Integer::Set(aLab, (int)aShapeType);
793 TColStd_MapOfTransient allCurves;
794 if (aShapeType == TopAbs_VERTEX) { // compare positions
795 aVertexPos = BRep_Tool::Pnt(TopoDS::Vertex(aSubShape));
797 for(TopExp_Explorer anEdgeExp(aSubShape, TopAbs_EDGE); anEdgeExp.More(); anEdgeExp.Next()) {
798 TopoDS_Edge anEdge = TopoDS::Edge(anEdgeExp.Current());
799 Standard_Real aFirst, aLast;
800 Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
801 allCurves.Add(aCurve);
804 // iterate and store the result ids of sub-elements and sub-elements to sub-labels
805 Handle(TDataStd_IntPackedMap) aRefs = TDataStd_IntPackedMap::Set(aLab);
806 std::map<int, int> anOrientations; //map from edges IDs to orientations of these edges in face
807 std::map<int, std::string> aSubNames; //map from edges IDs to names of edges
809 const int aSubNum = aComposite->numberOfSubs();
810 for(int a = 0; a < aSubNum; a++) {
811 FeaturePtr aSub = aComposite->subFeature(a);
812 const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = aSub->results();
813 std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRes = aResults.cbegin();
814 // there may be many shapes (circle and center): register if at least one is in selection
815 for(; aRes != aResults.cend(); aRes++) {
816 ResultConstructionPtr aConstr =
817 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aRes);
818 if (!aConstr->shape()) {
821 if (aShapeType == TopAbs_VERTEX) {
822 if (aConstr->shape()->isVertex()) { // compare vertices positions
823 const TopoDS_Shape& aVertex = aConstr->shape()->impl<TopoDS_Shape>();
824 gp_Pnt aPnt = BRep_Tool::Pnt(TopoDS::Vertex(aVertex));
825 if (aPnt.IsEqual(aVertexPos, Precision::Confusion())) {
826 aRefs->Add(aComposite->subFeatureId(a));
827 aSubNames[aComposite->subFeatureId(a)] = Model_SelectionNaming::shortName(aConstr);
829 } else { // get first or last vertex of the edge: last is stored with additional delta
830 const TopoDS_Shape& anEdge = aConstr->shape()->impl<TopoDS_Shape>();
831 int aDelta = kSTART_VERTEX_DELTA;
832 for(TopExp_Explorer aVExp(anEdge, TopAbs_VERTEX); aVExp.More(); aVExp.Next()) {
833 gp_Pnt aPnt = BRep_Tool::Pnt(TopoDS::Vertex(aVExp.Current()));
834 if (aPnt.IsEqual(aVertexPos, Precision::Confusion())) {
835 aRefs->Add(aDelta + aComposite->subFeatureId(a));
836 aSubNames[aDelta + aComposite->subFeatureId(a)] =
837 Model_SelectionNaming::shortName(aConstr, aDelta / kSTART_VERTEX_DELTA);
840 aDelta += kSTART_VERTEX_DELTA;
844 if (aConstr->shape()->isEdge()) {
845 const TopoDS_Shape& aResShape = aConstr->shape()->impl<TopoDS_Shape>();
846 TopoDS_Edge anEdge = TopoDS::Edge(aResShape);
847 if (!anEdge.IsNull()) {
848 Standard_Real aFirst, aLast;
849 Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
850 if (allCurves.Contains(aCurve)) {
851 int anID = aComposite->subFeatureId(a);
853 aSubNames[anID] = Model_SelectionNaming::shortName(aConstr);
854 if (aShapeType != TopAbs_EDGE) { // face needs the sub-edges on sub-labels
855 // add edges to sub-label to support naming for edges selection
856 TopExp_Explorer anEdgeExp(aSubShape, TopAbs_EDGE);
857 for(; anEdgeExp.More(); anEdgeExp.Next()) {
858 TopoDS_Edge anEdge = TopoDS::Edge(anEdgeExp.Current());
859 Standard_Real aFirst, aLast;
860 Handle(Geom_Curve) aFaceCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
861 if (aFaceCurve == aCurve) {
862 int anOrient = Model_SelectionNaming::edgeOrientation(aSubShape, anEdge);
863 anOrientations[anID] = anOrient;
865 selectionLabel(), anEdge, anID, aContextFeature, aMyDoc, anOrientations,
866 aSubNames, Handle(TDataStd_IntPackedMap)(), anOrient);
869 } else { // put vertices of the selected edge to sub-labels
870 // add edges to sub-label to support naming for edges selection
871 TopExp_Explorer anEdgeExp(aSubShape, TopAbs_VERTEX);
872 int aTagIndex = anID + kSTART_VERTEX_DELTA;
873 for(; anEdgeExp.More(); anEdgeExp.Next(), aTagIndex += kSTART_VERTEX_DELTA) {
874 TopoDS_Vertex aV = TopoDS::Vertex(anEdgeExp.Current());
876 std::stringstream anAdditionalName;
878 selectionLabel(), aV, aTagIndex, aContextFeature, aMyDoc, anOrientations,
888 // store the selected as primitive
889 TNaming_Builder aBuilder(selectionLabel());
890 aBuilder.Generated(aSubShape);
892 selectionLabel(), aSubShape, 0, aContextFeature, aMyDoc, anOrientations, aSubNames, aRefs);
895 bool Model_AttributeSelection::selectPart(
896 const ResultPtr& theContext, const std::shared_ptr<GeomAPI_Shape>& theSubShape,
897 const bool theUpdate)
899 ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(theContext);
900 if (!aPart.get() || !aPart->isActivated())
901 return true; // postponed naming
903 Handle(TDataStd_Integer) anIndex;
904 if (selectionLabel().FindAttribute(TDataStd_Integer::GetID(), anIndex)) {
905 // by internal selection
906 if (anIndex->Get() > 0) {
907 // update the selection by index
908 return aPart->updateInPart(anIndex->Get());
910 return true; // nothing to do, referencing just by name
913 return true; // nothing to do, referencing just by name
915 // store the shape (in case part is not loaded it should be useful
917 std::string aName = theContext->data()->name();
918 if (!theSubShape.get() || theSubShape->isNull()) {// the whole part shape is selected
919 aShape = theContext->shape()->impl<TopoDS_Shape>();
921 aShape = theSubShape->impl<TopoDS_Shape>();
923 aName += "/" + aPart->nameInPart(theSubShape, anIndex);
924 TDataStd_Integer::Set(selectionLabel(), anIndex);
926 TNaming_Builder aBuilder(selectionLabel());
927 aBuilder.Select(aShape, aShape);
928 // identify by name in the part
929 TDataStd_Name::Set(selectionLabel(), aName.c_str());
930 return !aName.empty();
933 TDF_Label Model_AttributeSelection::selectionLabel()
935 return myRef.myRef->Label().FindChild(1);
938 std::string Model_AttributeSelection::namingName(const std::string& theDefaultName)
940 std::string aName("");
941 if(!this->isInitialized())
942 return !theDefaultName.empty() ? theDefaultName : aName;
944 std::shared_ptr<GeomAPI_Shape> aSubSh = value();
945 ResultPtr aCont = context();
947 Model_SelectionNaming aSelNaming(selectionLabel());
948 return aSelNaming.namingName(
949 aCont, aSubSh, theDefaultName, owner()->document() != aCont->document());
952 // type ::= COMP | COMS | SOLD | SHEL | FACE | WIRE | EDGE | VERT
953 void Model_AttributeSelection::selectSubShape(
954 const std::string& theType, const std::string& theSubShapeName)
956 if(theSubShapeName.empty() || theType.empty()) return;
958 // check this is Part-name: 2 delimiters in the name
959 std::size_t aPartEnd = theSubShapeName.find('/');
960 if (aPartEnd != string::npos && aPartEnd != theSubShapeName.rfind('/')) {
961 std::string aPartName = theSubShapeName.substr(0, aPartEnd);
962 ObjectPtr aFound = owner()->document()->objectByName(ModelAPI_ResultPart::group(), aPartName);
963 if (aFound.get()) { // found such part, so asking it for the name
964 ResultPartPtr aPart = std::dynamic_pointer_cast<ModelAPI_ResultPart>(aFound);
965 string aNameInPart = theSubShapeName.substr(aPartEnd + 1);
967 std::shared_ptr<GeomAPI_Shape> aSelected = aPart->shapeInPart(aNameInPart, theType, anIndex);
968 if (aSelected.get()) {
969 setValue(aPart, aSelected);
970 TDataStd_Integer::Set(selectionLabel(), anIndex);
976 Model_SelectionNaming aSelNaming(selectionLabel());
977 std::shared_ptr<Model_Document> aDoc =
978 std::dynamic_pointer_cast<Model_Document>(owner()->document());
979 std::shared_ptr<GeomAPI_Shape> aShapeToBeSelected;
981 if (aSelNaming.selectSubShape(theType, theSubShapeName, aDoc, aShapeToBeSelected, aCont)) {
982 // try to find the last context to find the up to date shape
983 if (aCont->shape().get() && !aCont->shape()->isNull() &&
984 aCont->groupName() == ModelAPI_ResultBody::group() && aDoc == owner()->document()) {
985 const TopoDS_Shape aConShape = aCont->shape()->impl<TopoDS_Shape>();
986 if (!aConShape.IsNull()) {
987 Handle(TNaming_NamedShape) aNS = TNaming_Tool::NamedShape(aConShape, selectionLabel());
989 aNS = TNaming_Tool::CurrentNamedShape(aNS);
991 TDF_Label aLab = aNS->Label();
992 while(aLab.Depth() != 7 && aLab.Depth() > 5)
993 aLab = aLab.Father();
994 ObjectPtr anObj = aDoc->objects()->object(aLab);
996 ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(anObj);
1004 setValue(aCont, aShapeToBeSelected);
1008 int Model_AttributeSelection::Id()
1011 std::shared_ptr<GeomAPI_Shape> aSelection = value();
1012 std::shared_ptr<GeomAPI_Shape> aContext = context()->shape();
1013 // support for compsolids:
1014 if (context().get() && ModelAPI_Tools::compSolidOwner(context()).get())
1015 aContext = ModelAPI_Tools::compSolidOwner(context())->shape();
1018 TopoDS_Shape aMainShape = aContext->impl<TopoDS_Shape>();
1019 const TopoDS_Shape& aSubShape = aSelection->impl<TopoDS_Shape>();
1020 // searching for the latest main shape
1021 if (aSelection && !aSelection->isNull() &&
1022 aContext && !aContext->isNull())
1024 std::shared_ptr<Model_Document> aDoc =
1025 std::dynamic_pointer_cast<Model_Document>(context()->document());
1027 Handle(TNaming_NamedShape) aNS = TNaming_Tool::NamedShape(aMainShape, aDoc->generalLabel());
1028 if (!aNS.IsNull()) {
1029 aMainShape = TNaming_Tool::CurrentShape(aNS);
1033 TopTools_IndexedMapOfShape aSubShapesMap;
1034 TopExp::MapShapes(aMainShape, aSubShapesMap);
1035 anID = aSubShapesMap.FindIndex(aSubShape);
1040 void Model_AttributeSelection::setId(int theID)
1042 const ResultPtr& aContext = context();
1043 std::shared_ptr<GeomAPI_Shape> aSelection;
1045 std::shared_ptr<GeomAPI_Shape> aContextShape = aContext->shape();
1046 // support for compsolids:
1047 if (aContext.get() && ModelAPI_Tools::compSolidOwner(aContext).get())
1048 aContextShape = ModelAPI_Tools::compSolidOwner(aContext)->shape();
1050 TopoDS_Shape aMainShape = aContextShape->impl<TopoDS_Shape>();
1051 // searching for the latest main shape
1053 aContextShape && !aContextShape->isNull())
1055 std::shared_ptr<Model_Document> aDoc =
1056 std::dynamic_pointer_cast<Model_Document>(aContext->document());
1058 Handle(TNaming_NamedShape) aNS = TNaming_Tool::NamedShape(aMainShape, aDoc->generalLabel());
1059 if (!aNS.IsNull()) {
1060 aMainShape = TNaming_Tool::CurrentShape(aNS);
1064 TopTools_IndexedMapOfShape aSubShapesMap;
1065 TopExp::MapShapes(aMainShape, aSubShapesMap);
1066 const TopoDS_Shape& aSelShape = aSubShapesMap.FindKey(theID);
1068 std::shared_ptr<GeomAPI_Shape> aResult(new GeomAPI_Shape);
1069 aResult->setImpl(new TopoDS_Shape(aSelShape));
1071 aSelection = aResult;
1074 setValue(aContext, aSelection);
1077 std::string Model_AttributeSelection::contextName(const ResultPtr& theContext) const
1079 std::string aResult;
1080 if (owner()->document() != theContext->document()) {
1081 if (theContext->document() == ModelAPI_Session::get()->moduleDocument()) {
1082 aResult = theContext->document()->kind() + "/";
1084 ResultPtr aDocRes = ModelAPI_Tools::findPartResult(
1085 ModelAPI_Session::get()->moduleDocument(), theContext->document());
1086 if (aDocRes.get()) {
1087 aResult = aDocRes->data()->name() + "/";
1091 aResult += theContext->data()->name();
1095 void Model_AttributeSelection::updateInHistory()
1097 ResultPtr aContext = std::dynamic_pointer_cast<ModelAPI_Result>(myRef.value());
1098 // only bodies may be modified later in the history, don't do anything otherwise
1099 if (!aContext.get() || aContext->groupName() != ModelAPI_ResultBody::group())
1101 std::shared_ptr<Model_Data> aContData = std::dynamic_pointer_cast<Model_Data>(aContext->data());
1102 if (!aContData.get() || !aContData->isValid())
1104 TDF_Label aContLab = aContData->label(); // named shape where the selected context is located
1105 Handle(TNaming_NamedShape) aContNS;
1106 if (!aContLab.FindAttribute(TNaming_NamedShape::GetID(), aContNS))
1108 std::shared_ptr<Model_Document> aDoc =
1109 std::dynamic_pointer_cast<Model_Document>(aContext->document());
1110 FeaturePtr aThisFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(owner());
1111 FeaturePtr aCurrentModifierFeat = aDoc->feature(aContext);
1112 // iterate the context shape modifications in order to find a feature that is upper in history
1113 // that this one and is really modifies the referenced result to refer to it
1114 ResultPtr aModifierResFound;
1115 TNaming_Iterator aPairIter(aContNS);
1116 TopoDS_Shape aNewShape = aPairIter.NewShape();
1117 bool anIterate = true;
1118 // trying to update also the sub-shape selected
1119 GeomShapePtr aSubShape = value();
1120 if (aSubShape.get() && aSubShape->isEqual(aContext->shape()))
1125 TNaming_SameShapeIterator aModifIter(aNewShape, aContLab);
1126 for(; aModifIter.More(); aModifIter.Next()) {
1127 ResultPtr aModifierObj = std::dynamic_pointer_cast<ModelAPI_Result>
1128 (aDoc->objects()->object(aModifIter.Label().Father()));
1129 if (!aModifierObj.get())
1131 FeaturePtr aModifierFeat = aDoc->feature(aModifierObj);
1132 if (!aModifierFeat.get())
1134 if (aModifierFeat == aThisFeature || aDoc->objects()->isLater(aModifierFeat, aThisFeature))
1135 continue; // the modifier feature is later than this, so, should not be used
1136 if (aCurrentModifierFeat == aModifierFeat ||
1137 aDoc->objects()->isLater(aCurrentModifierFeat, aModifierFeat))
1138 continue; // the current modifier is later than the found, so, useless
1139 Handle(TNaming_NamedShape) aNewNS;
1140 aModifIter.Label().FindAttribute(TNaming_NamedShape::GetID(), aNewNS);
1141 if (aNewNS->Evolution() == TNaming_MODIFY || aNewNS->Evolution() == TNaming_GENERATED) {
1142 aModifierResFound = aModifierObj;
1143 aCurrentModifierFeat = aModifierFeat;
1144 TNaming_Iterator aPairIter(aNewNS);
1145 aNewShape = aPairIter.NewShape();
1147 // searching for sub-shape equivalent on the sub-label of the new context result
1148 TDF_ChildIDIterator aNSIter(aNewNS->Label(), TNaming_NamedShape::GetID());
1149 for(; aNSIter.More(); aNSIter.Next()) {
1150 TNaming_Iterator aPairsIter(aNSIter.Value()->Label());
1151 for(; aPairsIter.More(); aPairsIter.Next()) {
1152 if (aSubShape->impl<TopoDS_Shape>().IsEqual()
1157 } else if (aNewNS->Evolution() == TNaming_DELETE) { // a shape was deleted => result is null
1158 ResultPtr anEmptyContext;
1159 std::shared_ptr<GeomAPI_Shape> anEmptyShape;
1160 setValue(anEmptyContext, anEmptyShape); // nullify the selection
1162 } else { // not-precessed modification => don't support it
1168 TNaming_NewShapeIterator aModifIter(aPairIter.NewShape(), aContLab);
1169 if (aModifIter.More()) aModifIter.Next(); // skip this shape result
1170 for(; aModifIter.More(); aModifIter.Next()) {
1171 ResultPtr aModifierObj = std::dynamic_pointer_cast<ModelAPI_Result>
1172 (aDoc->objects()->object(aModifIter.Label().Father()));
1173 if (!aModifierObj.get())
1175 FeaturePtr aModifierFeat = aDoc->feature(aModifierObj);
1176 if (!aModifierFeat.get())
1178 if (aModifierFeat == aThisFeature || aDoc->objects()->isLater(aModifierFeat, aThisFeature))
1179 break; // the modifier feature is later than this, so, should not be used
1180 Handle(TNaming_NamedShape) aNewNS = aModifIter.NamedShape();
1181 if (aNewNS->Evolution() == TNaming_MODIFY || aNewNS->Evolution() == TNaming_GENERATED) {
1182 aModifierResFound = aModifierObj;
1183 } else if (aNewNS->Evolution() == TNaming_DELETE) { // a shape was deleted => result is null
1184 ResultPtr anEmptyContext;
1185 std::shared_ptr<GeomAPI_Shape> anEmptyShape;
1186 setValue(anEmptyContext, anEmptyShape); // nullify the selection
1188 } else { // not-precessed modification => don't support it
1192 // already found what is needed, don't iterate the next pair since normally
1193 if (aModifierResFound.get()) // there must be only one pair in the result-shape
1197 if (aModifierResFound.get()) {
1198 // update scope to reset to a new one
1200 myRef.setValue(aModifierResFound);
1201 update(); // it must recompute a new sub-shape automatically
1204 if (aModifierResFound.get()) {
1205 // update scope to reset to a new one
1207 if (!aSubShape.get() || aSubShape->isNull()) { // no sub-shape, so, just update a context
1208 setValue(aModifierResFound, aSubShape);
1211 // seaching for the same sub-shape: the old topology stays the same
1212 TopoDS_Shape anOldShape = aSubShape->impl<TopoDS_Shape>();
1213 TopAbs_ShapeEnum aSubType = anOldShape.ShapeType();
1214 TopoDS_Shape aNewContext = aModifierResFound->shape()->impl<TopoDS_Shape>();
1215 TopExp_Explorer anExp(aNewContext, aSubType);
1216 for(; anExp.More(); anExp.Next()) {
1217 if (anExp.Current().IsEqual(anOldShape))
1220 if (anExp.More()) { // found
1221 setValue(aModifierResFound, aSubShape);
1224 // seaching for the same sub-shape: equal geometry
1225 for(anExp.Init(aNewContext, aSubType); anExp.More(); anExp.Next()) {
1226 if (aSubType == TopAbs_VERTEX) {
1231 // if sub-shape selection exists, search also sub-shape new instance
1233 GeomShapePtr aSubShape = value();
1234 if (aSubShape.get() && aSubShape != aContext->shape()) {