1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
3 // File: Model_Objects.cxx
4 // Created: 15 May 2015
5 // Author: Mikhail PONIKAROV
7 #include <Model_Objects.h>
8 #include <Model_Data.h>
9 #include <Model_Document.h>
10 #include <Model_Events.h>
11 #include <Model_Session.h>
12 #include <Model_ResultPart.h>
13 #include <Model_ResultConstruction.h>
14 #include <Model_ResultBody.h>
15 #include <Model_ResultCompSolid.h>
16 #include <Model_ResultGroup.h>
17 #include <Model_ResultParameter.h>
18 #include <ModelAPI_Validator.h>
19 #include <ModelAPI_CompositeFeature.h>
20 #include <ModelAPI_Tools.h>
22 #include <Events_Loop.h>
23 #include <Events_Error.h>
25 #include <TDataStd_Integer.hxx>
26 #include <TDataStd_Comment.hxx>
27 #include <TDF_ChildIDIterator.hxx>
28 #include <TDataStd_ReferenceArray.hxx>
29 #include <TDataStd_HLabelArray1.hxx>
30 #include <TDataStd_Name.hxx>
31 #include <TDF_Reference.hxx>
32 #include <TDF_ChildIDIterator.hxx>
33 #include <TDF_LabelMapHasher.hxx>
34 #include <TDF_LabelMap.hxx>
35 #include <TDF_ListIteratorOfLabelList.hxx>
37 static const int TAG_OBJECTS = 2; // tag of the objects sub-tree (features, results)
40 static const int TAG_FEATURE_ARGUMENTS = 1; ///< where the arguments are located
41 static const int TAG_FEATURE_RESULTS = 2; ///< where the results are located
44 /// 0:1:2 - where features are located
45 /// 0:1:2:N:1 - data of the feature N
46 /// 0:1:2:N:2:K:1 - data of the K result of the feature N
48 Model_Objects::Model_Objects(TDF_Label theMainLab) : myMain(theMainLab)
52 void Model_Objects::setOwner(DocumentPtr theDoc)
55 // update all fields and recreate features and result objects if needed
56 TDF_LabelList aNoUpdated;
57 synchronizeFeatures(aNoUpdated, true, true);
61 Model_Objects::~Model_Objects()
63 // delete all features of this document
64 Events_Loop* aLoop = Events_Loop::loop();
65 // erase one by one to avoid access from the feature destructor itself from he map
66 // blocks the flush signals to avoid the temporary objects visualization in the viewer
67 // they should not be shown in order to do not lose highlight by erasing them
68 bool isActive = aLoop->activateFlushes(false);
70 while(!myFeatures.IsEmpty()) {
71 NCollection_DataMap<TDF_Label, FeaturePtr>::Iterator aFeaturesIter(myFeatures);
72 FeaturePtr aFeature = aFeaturesIter.Value();
73 static Events_ID EVENT_DISP = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
74 ModelAPI_EventCreator::get()->sendDeleted(myDoc, ModelAPI_Feature::group());
75 ModelAPI_EventCreator::get()->sendUpdated(aFeature, EVENT_DISP);
76 aFeature->removeResults(0, false);
77 //aFeature->eraseResults();
79 myFeatures.UnBind(aFeaturesIter.Key());
82 aLoop->activateFlushes(isActive);
83 // erase update, because features are destroyed and update should not performed for them anywhere
84 aLoop->eraseMessages(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
85 aLoop->eraseMessages(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
86 // deleted and redisplayed is correctly performed: they know that features are destroyed
87 aLoop->flush(Events_Loop::eventByName(EVENT_OBJECT_DELETED));
88 aLoop->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
92 /// Appends to the array of references a new referenced label
93 static void AddToRefArray(TDF_Label& theArrayLab, TDF_Label& theReferenced, TDF_Label& thePrevLab)
95 Handle(TDataStd_ReferenceArray) aRefs;
96 if (!theArrayLab.FindAttribute(TDataStd_ReferenceArray::GetID(), aRefs)) {
97 aRefs = TDataStd_ReferenceArray::Set(theArrayLab, 0, 0);
98 aRefs->SetValue(0, theReferenced);
99 } else { // extend array by one more element
100 Handle(TDataStd_HLabelArray1) aNewArray = new TDataStd_HLabelArray1(aRefs->Lower(),
102 int aPassedPrev = 0; // prev feature is found and passed
103 if (thePrevLab.IsNull()) { // null means that inserted feature must be the first
104 aNewArray->SetValue(aRefs->Lower(), theReferenced);
107 for (int a = aRefs->Lower(); a <= aRefs->Upper(); a++) {
108 aNewArray->SetValue(a + aPassedPrev, aRefs->Value(a));
109 if (!aPassedPrev && aRefs->Value(a).IsEqual(thePrevLab)) {
111 aNewArray->SetValue(a + 1, theReferenced);
114 if (!aPassedPrev) // not found: unknown situation
115 aNewArray->SetValue(aRefs->Upper() + 1, theReferenced);
116 aRefs->SetInternalArray(aNewArray);
120 void Model_Objects::addFeature(FeaturePtr theFeature, const FeaturePtr theAfterThis)
122 if (!theFeature->isAction()) { // do not add action to the data model
123 TDF_Label aFeaturesLab = featuresLabel();
124 TDF_Label aFeatureLab = aFeaturesLab.NewChild();
125 // store feature in the features array: before "initData" because in macro features
126 // in initData it creates new features, appeared later than this
127 TDF_Label aPrevFeateureLab;
128 if (theAfterThis.get()) { // searching for the previous feature label
129 std::shared_ptr<Model_Data> aPrevData =
130 std::dynamic_pointer_cast<Model_Data>(theAfterThis->data());
131 if (aPrevData.get()) {
132 aPrevFeateureLab = aPrevData->label().Father();
135 AddToRefArray(aFeaturesLab, aFeatureLab, aPrevFeateureLab);
137 // keep the feature ID to restore document later correctly
138 TDataStd_Comment::Set(aFeatureLab, theFeature->getKind().c_str());
139 myFeatures.Bind(aFeatureLab, theFeature);
140 // must be before the event sending: for OB the feature is already added
141 updateHistory(ModelAPI_Feature::group());
142 // do not change the order:
145 // during python script with fillet constraint feature data should be
146 // initialized before using it in GUI
148 // must be after binding to the map because of "Box" macro feature that
149 // creates other features in "initData"
150 initData(theFeature, aFeatureLab, TAG_FEATURE_ARGUMENTS);
151 // event: feature is added, mist be before "initData" to update OB correctly on Duplicate:
152 // first new part, then the content
153 static Events_ID anEvent = Events_Loop::eventByName(EVENT_OBJECT_CREATED);
154 ModelAPI_EventCreator::get()->sendUpdated(theFeature, anEvent);
155 } else { // make feature has not-null data anyway
156 theFeature->setData(Model_Data::invalidData());
157 theFeature->setDoc(myDoc);
161 /// Appends to the array of references a new referenced label.
162 /// If theIndex is not -1, removes element at this index, not theReferenced.
163 /// \returns the index of removed element
164 static int RemoveFromRefArray(TDF_Label theArrayLab, TDF_Label theReferenced,
165 const int theIndex = -1)
167 int aResult = -1; // no returned
168 Handle(TDataStd_ReferenceArray) aRefs;
169 if (theArrayLab.FindAttribute(TDataStd_ReferenceArray::GetID(), aRefs)) {
170 if (aRefs->Length() == 1) { // just erase an array
171 if ((theIndex == -1 && aRefs->Value(0) == theReferenced) || theIndex == 0) {
172 theArrayLab.ForgetAttribute(TDataStd_ReferenceArray::GetID());
175 } else { // reduce the array
176 Handle(TDataStd_HLabelArray1) aNewArray = new TDataStd_HLabelArray1(aRefs->Lower(),
178 int aCount = aRefs->Lower();
179 for (int a = aCount; a <= aRefs->Upper(); a++, aCount++) {
180 if ((theIndex == -1 && aRefs->Value(a) == theReferenced) || theIndex == a) {
184 aNewArray->SetValue(aCount, aRefs->Value(a));
187 aRefs->SetInternalArray(aNewArray);
193 void Model_Objects::refsToFeature(FeaturePtr theFeature,
194 std::set<std::shared_ptr<ModelAPI_Feature> >& theRefs, const bool isSendError)
196 // check the feature: it must have no depended objects on it
197 // the dependencies can be in the feature results
198 std::list<ResultPtr>::const_iterator aResIter = theFeature->results().cbegin();
199 for (; aResIter != theFeature->results().cend(); aResIter++) {
200 ResultPtr aResult = (*aResIter);
201 std::shared_ptr<Model_Data> aData =
202 std::dynamic_pointer_cast<Model_Data>(aResult->data());
203 if (aData.get() != NULL) {
204 const std::set<AttributePtr>& aRefs = aData->refsToMe();
205 std::set<AttributePtr>::const_iterator aRefIt = aRefs.begin(), aRefLast = aRefs.end();
206 for (; aRefIt != aRefLast; aRefIt++) {
207 FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>((*aRefIt)->owner());
208 if (aFeature.get() != NULL)
209 theRefs.insert(aFeature);
213 // the dependencies can be in the feature itself
214 std::shared_ptr<Model_Data> aData =
215 std::dynamic_pointer_cast<Model_Data>(theFeature->data());
216 if (aData.get() && !aData->refsToMe().empty()) {
217 const std::set<AttributePtr>& aRefs = aData->refsToMe();
218 std::set<AttributePtr>::const_iterator aRefIt = aRefs.begin(), aRefLast = aRefs.end();
219 for (; aRefIt != aRefLast; aRefIt++) {
220 FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>((*aRefIt)->owner());
221 if (aFeature.get() != NULL)
222 theRefs.insert(aFeature);
226 if (!theRefs.empty() && isSendError) {
228 "Feature '" + theFeature->data()->name() + "' is used and can not be deleted");
232 void Model_Objects::removeFeature(FeaturePtr theFeature)
234 std::shared_ptr<Model_Data> aData = std::static_pointer_cast<Model_Data>(theFeature->data());
235 if (aData.get() && aData->isValid()) {
236 // checking that the sub-element of composite feature is removed: if yes, inform the owner
237 std::set<std::shared_ptr<ModelAPI_Feature> > aRefs;
238 refsToFeature(theFeature, aRefs, false);
239 std::set<std::shared_ptr<ModelAPI_Feature> >::iterator aRefIter = aRefs.begin();
240 for(; aRefIter != aRefs.end(); aRefIter++) {
241 std::shared_ptr<ModelAPI_CompositeFeature> aComposite =
242 std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(*aRefIter);
243 if (aComposite.get()) {
244 aComposite->removeFeature(theFeature);
247 // this must be before erase since theFeature erasing removes all information about
248 // the feature results and groups of results
249 // To reproduce: create sketch, extrusion, remove sketch => constructions tree is not updated
250 clearHistory(theFeature);
254 TDF_Label aFeatureLabel = aData->label().Father();
255 if (myFeatures.IsBound(aFeatureLabel))
256 myFeatures.UnBind(aFeatureLabel);
258 static Events_ID EVENT_DISP = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
259 ModelAPI_EventCreator::get()->sendUpdated(theFeature, EVENT_DISP);
260 // erase all attributes under the label of feature
261 aFeatureLabel.ForgetAllAttributes();
262 // remove it from the references array
263 RemoveFromRefArray(featuresLabel(), aFeatureLabel);
264 // event: feature is deleted
265 ModelAPI_EventCreator::get()->sendDeleted(theFeature->document(), ModelAPI_Feature::group());
266 // the redisplay signal should be flushed in order to erase the feature presentation in the viewer
267 Events_Loop::loop()->flush(EVENT_DISP);
268 updateHistory(ModelAPI_Feature::group());
272 void Model_Objects::moveFeature(FeaturePtr theMoved, FeaturePtr theAfterThis)
274 TDF_Label aFeaturesLab = featuresLabel();
275 Handle(TDataStd_ReferenceArray) aRefs;
276 if (!aFeaturesLab.FindAttribute(TDataStd_ReferenceArray::GetID(), aRefs))
278 TDF_Label anAfterLab, aMovedLab =
279 std::dynamic_pointer_cast<Model_Data>(theMoved->data())->label().Father();
280 if (theAfterThis.get())
281 anAfterLab = std::dynamic_pointer_cast<Model_Data>(theAfterThis->data())->label().Father();
283 Handle(TDataStd_HLabelArray1) aNewArray =
284 new TDataStd_HLabelArray1(aRefs->Lower(), aRefs->Upper());
285 int aPassedMovedFrom = 0; // the prev feature location is found and passed
286 int aPassedMovedTo = 0; // the feature is added and this location is passed
287 if (!theAfterThis.get()) { // null means that inserted feature must be the first
288 aNewArray->SetValue(aRefs->Lower(), aMovedLab);
291 for (int a = aRefs->Lower(); a <= aRefs->Upper(); a++) {
292 if (aPassedMovedTo == 0 && aRefs->Value(a) == anAfterLab) { // add two
294 aNewArray->SetValue(a - aPassedMovedFrom, anAfterLab);
295 if (a + 1 - aPassedMovedFrom <= aRefs->Upper())
296 aNewArray->SetValue(a + 1 - aPassedMovedFrom, aMovedLab);
297 } else if (aPassedMovedFrom == 0 && aRefs->Value(a) == aMovedLab) { // skip
299 } else { // just copy one
300 if (a - aPassedMovedFrom + aPassedMovedTo <= aRefs->Upper())
301 aNewArray->SetValue(a - aPassedMovedFrom + aPassedMovedTo, aRefs->Value(a));
304 if (!aPassedMovedFrom || !aPassedMovedTo) {// not found: unknown situation
305 if (!aPassedMovedFrom) {
306 static std::string aMovedFromError("The moved feature is not found");
307 Events_Error::send(aMovedFromError);
309 static std::string aMovedToError("The 'after' feature for movement is not found");
310 Events_Error::send(aMovedToError);
314 // store the new array
315 aRefs->SetInternalArray(aNewArray);
316 // update the feature and the history
317 clearHistory(theMoved);
318 // make sure all (selection) attributes of moved feature will be updated
319 theMoved->data()->setUpdateID(0);
320 static Events_ID EVENT_UPD = Events_Loop::loop()->eventByName(EVENT_OBJECT_UPDATED);
321 ModelAPI_EventCreator::get()->sendUpdated(theMoved, EVENT_UPD);
322 ModelAPI_EventCreator::get()->sendReordered(theMoved->document(), theMoved->groupName());
325 void Model_Objects::clearHistory(ObjectPtr theObj)
328 const std::string aGroup = theObj->groupName();
329 std::map<std::string, std::vector<ObjectPtr> >::iterator aHIter = myHistory.find(aGroup);
330 if (aHIter != myHistory.end())
331 myHistory.erase(aHIter); // erase from map => this means that it is not synchronized
332 if (theObj->groupName() == ModelAPI_Feature::group()) { // clear results group of the feature
333 FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObj);
334 std::string aResultGroup = featureResultGroup(aFeature);
335 if (!aResultGroup.empty()) {
336 std::map<std::string, std::vector<ObjectPtr> >::iterator aHIter =
337 myHistory.find(aResultGroup);
338 if (aHIter != myHistory.end())
339 myHistory.erase(aHIter); // erase from map => this means that it is not synchronized
345 void Model_Objects::createHistory(const std::string& theGroupID)
347 std::map<std::string, std::vector<ObjectPtr> >::iterator aHIter = myHistory.find(theGroupID);
348 if (aHIter == myHistory.end()) {
349 std::vector<ObjectPtr> aResult = std::vector<ObjectPtr>();
350 // iterate the array of references and get feature by feature from the array
351 bool isFeature = theGroupID == ModelAPI_Feature::group();
352 Handle(TDataStd_ReferenceArray) aRefs;
353 if (featuresLabel().FindAttribute(TDataStd_ReferenceArray::GetID(), aRefs)) {
354 for(int a = aRefs->Lower(); a <= aRefs->Upper(); a++) {
355 FeaturePtr aFeature = feature(aRefs->Value(a));
356 if (aFeature.get()) {
357 // if feature is in sub-component, remove it from history: it is in sub-tree of sub-component
358 if (!ModelAPI_Tools::compositeOwner(aFeature).get()) {
359 if (isFeature) { // here may be also disabled features
360 if (aFeature->isInHistory()) {
361 aResult.push_back(aFeature);
363 } else if (!aFeature->isDisabled()) { // iterate all results of not-disabled feature
364 // do not use reference to the list here since results can be changed by "isConcealed"
365 const std::list<std::shared_ptr<ModelAPI_Result> > aResults = aFeature->results();
366 std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRIter = aResults.begin();
367 for (; aRIter != aResults.cend(); aRIter++) {
368 ResultPtr aRes = *aRIter;
369 if (aRes->groupName() != theGroupID) break; // feature have only same group results
370 if (!aRes->isDisabled() && aRes->isInHistory() && !aRes->isConcealed()) {
371 aResult.push_back(*aRIter);
379 // to be sure that isConcealed did not update the history (issue 1089) during the iteration
380 if (myHistory.find(theGroupID) == myHistory.end())
381 myHistory[theGroupID] = aResult;
385 void Model_Objects::updateHistory(const std::shared_ptr<ModelAPI_Object> theObject)
387 clearHistory(theObject);
390 void Model_Objects::updateHistory(const std::string theGroup)
392 std::map<std::string, std::vector<ObjectPtr> >::iterator aHIter = myHistory.find(theGroup);
393 if (aHIter != myHistory.end())
394 myHistory.erase(aHIter); // erase from map => this means that it is not synchronized
397 FeaturePtr Model_Objects::feature(TDF_Label theLabel) const
399 if (myFeatures.IsBound(theLabel))
400 return myFeatures.Find(theLabel);
401 return FeaturePtr(); // not found
404 ObjectPtr Model_Objects::object(TDF_Label theLabel)
406 // try feature by label
407 FeaturePtr aFeature = feature(theLabel);
409 return feature(theLabel);
410 TDF_Label aFeatureLabel = theLabel.Father().Father(); // let's suppose it is result
411 aFeature = feature(aFeatureLabel);
412 bool isSubResult = false;
413 if (!aFeature.get() && aFeatureLabel.Depth() > 1) { // let's suppose this is sub-result of result
414 aFeatureLabel = aFeatureLabel.Father().Father();
415 aFeature = feature(aFeatureLabel);
418 if (aFeature.get()) {
419 const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = aFeature->results();
420 std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRIter = aResults.cbegin();
421 for (; aRIter != aResults.cend(); aRIter++) {
423 ResultCompSolidPtr aCompRes = std::dynamic_pointer_cast<ModelAPI_ResultCompSolid>(*aRIter);
424 if (aCompRes.get()) {
425 int aNumSubs = aCompRes->numberOfSubs();
426 for(int a = 0; a < aNumSubs; a++) {
427 ResultPtr aSub = aCompRes->subResult(a);
429 std::shared_ptr<Model_Data> aSubData = std::dynamic_pointer_cast<Model_Data>(
431 if (aSubData->label().Father().IsEqual(theLabel))
437 std::shared_ptr<Model_Data> aResData = std::dynamic_pointer_cast<Model_Data>(
439 if (aResData->label().Father().IsEqual(theLabel))
444 return FeaturePtr(); // not found
447 ObjectPtr Model_Objects::object(const std::string& theGroupID, const int theIndex)
451 createHistory(theGroupID);
452 return myHistory[theGroupID][theIndex];
455 std::shared_ptr<ModelAPI_Object> Model_Objects::objectByName(
456 const std::string& theGroupID, const std::string& theName)
458 createHistory(theGroupID);
459 if (theGroupID == ModelAPI_Feature::group()) { // searching among features (in history or not)
460 std::list<std::shared_ptr<ModelAPI_Feature> > allObjs = allFeatures();
461 std::list<std::shared_ptr<ModelAPI_Feature> >::iterator anObjIter = allObjs.begin();
462 for(; anObjIter != allObjs.end(); anObjIter++) {
463 if ((*anObjIter)->data()->name() == theName)
466 } else { // searching among results (concealed or not)
467 std::list<std::shared_ptr<ModelAPI_Feature> > allObjs = allFeatures();
468 std::list<std::shared_ptr<ModelAPI_Feature> >::iterator anObjIter = allObjs.begin();
469 for(; anObjIter != allObjs.end(); anObjIter++) {
470 const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = (*anObjIter)->results();
471 std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRIter = aResults.cbegin();
472 for (; aRIter != aResults.cend(); aRIter++) {
473 if (aRIter->get() && (*aRIter)->groupName() == theGroupID) {
474 if ((*aRIter)->data()->name() == theName)
476 ResultCompSolidPtr aCompRes = std::dynamic_pointer_cast<ModelAPI_ResultCompSolid>(*aRIter);
477 if (aCompRes.get()) {
478 int aNumSubs = aCompRes->numberOfSubs();
479 for(int a = 0; a < aNumSubs; a++) {
480 ResultPtr aSub = aCompRes->subResult(a);
481 if (aSub.get() && aSub->groupName() == theGroupID) {
482 if (aSub->data()->name() == theName)
495 const int Model_Objects::index(std::shared_ptr<ModelAPI_Object> theObject)
497 std::string aGroup = theObject->groupName();
498 createHistory(aGroup);
499 std::vector<ObjectPtr>& allObjs = myHistory[aGroup];
500 std::vector<ObjectPtr>::iterator anObjIter = allObjs.begin(); // iterate to search object
501 for(int anIndex = 0; anObjIter != allObjs.end(); anObjIter++, anIndex++) {
502 if ((*anObjIter) == theObject)
509 int Model_Objects::size(const std::string& theGroupID)
511 createHistory(theGroupID);
512 return myHistory[theGroupID].size();
515 void Model_Objects::allResults(const std::string& theGroupID, std::list<ResultPtr>& theResults)
517 // iterate the array of references and get feature by feature from the array
518 Handle(TDataStd_ReferenceArray) aRefs;
519 if (featuresLabel().FindAttribute(TDataStd_ReferenceArray::GetID(), aRefs)) {
520 for(int a = aRefs->Lower(); a <= aRefs->Upper(); a++) {
521 FeaturePtr aFeature = feature(aRefs->Value(a));
522 if (aFeature.get()) {
523 const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = aFeature->results();
524 std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRIter = aResults.begin();
525 for (; aRIter != aResults.cend(); aRIter++) {
526 ResultPtr aRes = *aRIter;
527 if (aRes->groupName() != theGroupID) break; // feature have only same group results
528 // iterate also concealed: ALL RESULTS (for translation parts undo/redo management)
529 //if (aRes->isInHistory() && !aRes->isConcealed()) {
530 theResults.push_back(*aRIter);
539 TDF_Label Model_Objects::featuresLabel() const
541 return myMain.FindChild(TAG_OBJECTS);
544 void Model_Objects::setUniqueName(FeaturePtr theFeature)
546 if (!theFeature->data()->name().empty())
547 return; // not needed, name is already defined
548 std::string aName; // result
549 // first count all features of such kind to start with index = count + 1
550 int aNumObjects = -1; // this feature is already in this map
551 NCollection_DataMap<TDF_Label, FeaturePtr>::Iterator aFIter(myFeatures);
552 for (; aFIter.More(); aFIter.Next()) {
553 if (aFIter.Value()->getKind() == theFeature->getKind())
556 // generate candidate name
557 std::stringstream aNameStream;
558 aNameStream << theFeature->getKind() << "_" << aNumObjects + 1;
559 aName = aNameStream.str();
560 // check this is unique, if not, increase index by 1
561 for (aFIter.Initialize(myFeatures); aFIter.More();) {
562 FeaturePtr aFeature = aFIter.Value();
563 bool isSameName = aFeature->data()->name() == aName;
564 if (!isSameName) { // check also results to avoid same results names (actual for Parts)
565 const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = aFeature->results();
566 std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRIter = aResults.begin();
567 for (; aRIter != aResults.cend(); aRIter++) {
568 isSameName = (*aRIter)->data()->name() == aName;
574 std::stringstream aNameStream;
575 aNameStream << theFeature->getKind() << "_" << aNumObjects + 1;
576 aName = aNameStream.str();
577 // reinitialize iterator to make sure a new name is unique
578 aFIter.Initialize(myFeatures);
582 theFeature->data()->setName(aName);
585 void Model_Objects::initData(ObjectPtr theObj, TDF_Label theLab, const int theTag)
587 std::shared_ptr<Model_Data> aData(new Model_Data);
588 aData->setLabel(theLab.FindChild(theTag));
589 aData->setObject(theObj);
590 theObj->setDoc(myDoc);
591 theObj->setData(aData);
592 FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObj);
593 if (aFeature.get()) {
594 setUniqueName(aFeature); // must be before "initAttributes" because duplicate part uses name
596 theObj->initAttributes();
599 std::shared_ptr<ModelAPI_Feature> Model_Objects::featureById(const int theId)
602 TDF_Label aLab = featuresLabel().FindChild(theId, Standard_False);
603 return feature(aLab);
605 return std::shared_ptr<ModelAPI_Feature>(); // not found
608 void Model_Objects::synchronizeFeatures(
609 const TDF_LabelList& theUpdated, const bool theUpdateReferences, const bool theFlush)
611 Model_Document* anOwner = std::dynamic_pointer_cast<Model_Document>(myDoc).get();
612 if (!anOwner) // this may happen on creation of document: nothing there, so nothing to synchronize
614 // after all updates, sends a message that groups of features were created or updated
615 Events_Loop* aLoop = Events_Loop::loop();
616 static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
617 static Events_ID aCreateEvent = Events_Loop::eventByName(EVENT_OBJECT_CREATED);
618 static Events_ID anUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
619 static Events_ID aRedispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
620 static Events_ID aDeleteEvent = Events_Loop::eventByName(EVENT_OBJECT_DELETED);
621 static Events_ID aToHideEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
622 bool isActive = aLoop->activateFlushes(false);
624 // collect all updated labels map
625 TDF_LabelMap anUpdatedMap;
626 TDF_ListIteratorOfLabelList anUpdatedIter(theUpdated);
627 for(; anUpdatedIter.More(); anUpdatedIter.Next()) {
628 TDF_Label& aFeatureLab = anUpdatedIter.Value();
629 while(aFeatureLab.Depth() > 3)
630 aFeatureLab = aFeatureLab.Father();
631 if (myFeatures.IsBound(aFeatureLab))
632 anUpdatedMap.Add(aFeatureLab);
635 // update all objects by checking are they on labels or not
636 std::set<FeaturePtr> aNewFeatures, aKeptFeatures;
637 TDF_ChildIDIterator aLabIter(featuresLabel(), TDataStd_Comment::GetID());
638 for (; aLabIter.More(); aLabIter.Next()) {
639 TDF_Label aFeatureLabel = aLabIter.Value()->Label();
641 if (!myFeatures.IsBound(aFeatureLabel)) { // a new feature is inserted
643 aFeature = std::dynamic_pointer_cast<Model_Session>(ModelAPI_Session::get())->createFeature(
644 TCollection_AsciiString(Handle(TDataStd_Comment)::DownCast(aLabIter.Value())->Get())
645 .ToCString(), anOwner);
646 if (!aFeature.get()) { // somethig is wrong, most probably, the opened document has invalid structure
647 Events_Error::send("Invalid type of object in the document");
648 aLabIter.Value()->Label().ForgetAllAttributes();
652 // this must be before "setData" to redo the sketch line correctly
653 myFeatures.Bind(aFeatureLabel, aFeature);
654 aNewFeatures.insert(aFeature);
655 initData(aFeature, aFeatureLabel, TAG_FEATURE_ARGUMENTS);
656 updateHistory(aFeature);
658 // event: model is updated
659 ModelAPI_EventCreator::get()->sendUpdated(aFeature, aCreateEvent);
660 } else { // nothing is changed, both iterators are incremented
661 aFeature = myFeatures.Find(aFeatureLabel);
662 aKeptFeatures.insert(aFeature);
663 if (anUpdatedMap.Contains(aFeatureLabel)) {
664 ModelAPI_EventCreator::get()->sendUpdated(aFeature, anUpdateEvent);
665 if (aFeature->getKind() == "Parameter") { // if parameters are changed, update the results (issue 937)
666 const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = aFeature->results();
667 std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRIter = aResults.begin();
668 for (; aRIter != aResults.cend(); aRIter++) {
669 std::shared_ptr<ModelAPI_Result> aRes = *aRIter;
670 if (aRes->data()->isValid() && !aRes->isDisabled()) {
671 ModelAPI_EventCreator::get()->sendUpdated(aRes, anUpdateEvent);
679 // check all features are checked: if not => it was removed
680 NCollection_DataMap<TDF_Label, FeaturePtr>::Iterator aFIter(myFeatures);
681 while (aFIter.More()) {
682 if (aKeptFeatures.find(aFIter.Value()) == aKeptFeatures.end()
683 && aNewFeatures.find(aFIter.Value()) == aNewFeatures.end()) {
684 FeaturePtr aFeature = aFIter.Value();
685 // event: model is updated
686 //if (aFeature->isInHistory()) {
687 ModelAPI_EventCreator::get()->sendDeleted(myDoc, ModelAPI_Feature::group());
689 // results of this feature must be redisplayed (hided)
690 // redisplay also removed feature (used for sketch and AISObject)
691 ModelAPI_EventCreator::get()->sendUpdated(aFeature, aRedispEvent);
692 updateHistory(aFeature);
694 // unbind after the "erase" call: on abort sketch is removes sub-objects that corrupts aFIter
695 myFeatures.UnBind(aFIter.Key());
696 // reinitialize iterator because unbind may corrupt the previous order in the map
697 aFIter.Initialize(myFeatures);
702 if (theUpdateReferences) {
703 synchronizeBackRefs();
705 // update results of the features (after features created because they may be connected, like sketch and sub elements)
706 // After synchronisation of back references because sketch must be set in sub-elements before "execute" by updateResults
707 std::list<FeaturePtr> aComposites; // composites must be updated after their subs (issue 360)
708 TDF_ChildIDIterator aLabIter2(featuresLabel(), TDataStd_Comment::GetID());
709 for (; aLabIter2.More(); aLabIter2.Next()) {
710 TDF_Label aFeatureLabel = aLabIter2.Value()->Label();
711 if (myFeatures.IsBound(aFeatureLabel)) { // a new feature is inserted
712 FeaturePtr aFeature = myFeatures.Find(aFeatureLabel);
713 if (std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFeature).get())
714 aComposites.push_back(aFeature);
715 updateResults(aFeature);
718 std::list<FeaturePtr>::iterator aComposite = aComposites.begin();
719 for(; aComposite != aComposites.end(); aComposite++) {
720 updateResults(*aComposite);
723 // the synchronize should be done after updateResults in order to correct back references of updated results
724 if (theUpdateReferences) {
725 synchronizeBackRefs();
727 if (!theUpdated.IsEmpty()) { // this means there is no control what was modified => remove history cash
731 anOwner->executeFeatures() = false;
732 aLoop->activateFlushes(isActive);
735 aLoop->flush(aDeleteEvent);
736 aLoop->flush(aCreateEvent); // delete should be emitted before create to reacts to aborted feature
737 aLoop->flush(anUpdateEvent);
738 aLoop->flush(aCreateEvent); // after update of features, there could be results created
739 aLoop->flush(aDeleteEvent); // or deleted
740 aLoop->flush(aRedispEvent);
741 aLoop->flush(aToHideEvent);
743 anOwner->executeFeatures() = true;
746 /// synchronises back references for the given object basing on the collected data
747 void Model_Objects::synchronizeBackRefsForObject(const std::set<AttributePtr>& theNewRefs,
750 if (!theObject.get() || !theObject->data()->isValid())
752 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(theObject->data());
753 // iterate new list to compare with curent
754 std::set<AttributePtr>::iterator aNewIter = theNewRefs.begin();
755 for(; aNewIter != theNewRefs.end(); aNewIter++) {
756 if (aData->refsToMe().find(*aNewIter) == aData->refsToMe().end()) {
757 FeaturePtr aRefFeat = std::dynamic_pointer_cast<ModelAPI_Feature>((*aNewIter)->owner());
758 aData->addBackReference(aRefFeat, (*aNewIter)->id());
761 if (theNewRefs.size() != aData->refsToMe().size()) { // some back ref must be removed
762 std::set<AttributePtr>::iterator aCurrentIter = aData->refsToMe().begin();
763 while(aCurrentIter != aData->refsToMe().end()) {
764 if (theNewRefs.find(*aCurrentIter) == theNewRefs.end()) {
765 aData->removeBackReference(*aCurrentIter);
766 aCurrentIter = aData->refsToMe().begin(); // reinitialize iteration after delete
767 } else aCurrentIter++;
770 aData->updateConcealmentFlag();
773 void Model_Objects::synchronizeBackRefs()
775 // collect all back references in the separated container: to update everything at once,
776 // without additional Concealment switchin on and off: only the final modification
778 // referenced (slave) objects to referencing attirbutes
779 std::map<ObjectPtr, std::set<AttributePtr> > allRefs;
780 NCollection_DataMap<TDF_Label, FeaturePtr>::Iterator aFeatures(myFeatures);
781 for(; aFeatures.More(); aFeatures.Next()) {
782 FeaturePtr aFeature = aFeatures.Value();
783 std::shared_ptr<Model_Data> aFData = std::dynamic_pointer_cast<Model_Data>(aFeature->data());
785 std::list<std::pair<std::string, std::list<ObjectPtr> > > aRefs;
786 aFData->referencesToObjects(aRefs);
787 std::list<std::pair<std::string, std::list<ObjectPtr> > >::iterator aRefsIt = aRefs.begin();
788 for(; aRefsIt != aRefs.end(); aRefsIt++) {
789 std::list<ObjectPtr>::iterator aRefTo = aRefsIt->second.begin();
790 for(; aRefTo != aRefsIt->second.end(); aRefTo++) {
792 std::map<ObjectPtr, std::set<AttributePtr> >::iterator aFound = allRefs.find(*aRefTo);
793 if (aFound == allRefs.end()) {
794 allRefs[*aRefTo] = std::set<AttributePtr>();
795 aFound = allRefs.find(*aRefTo);
797 aFound->second.insert(aFeature->data()->attribute(aRefsIt->first));
803 // second iteration: just compare back-references with existing in features and results
804 for(aFeatures.Initialize(myFeatures); aFeatures.More(); aFeatures.Next()) {
805 FeaturePtr aFeature = aFeatures.Value();
806 static std::set<AttributePtr> anEmpty;
807 std::map<ObjectPtr, std::set<AttributePtr> >::iterator aFound = allRefs.find(aFeature);
808 if (aFound == allRefs.end()) { // not found => erase all back references
809 synchronizeBackRefsForObject(anEmpty, aFeature);
811 synchronizeBackRefsForObject(aFound->second, aFeature);
814 std::list<ResultPtr> aResults;
815 ModelAPI_Tools::allResults(aFeature, aResults);
816 std::list<ResultPtr>::iterator aRIter = aResults.begin();
817 for(; aRIter != aResults.cend(); aRIter++) {
818 aFound = allRefs.find(*aRIter);
819 if (aFound == allRefs.end()) { // not found => erase all back references
820 synchronizeBackRefsForObject(anEmpty, *aRIter);
822 synchronizeBackRefsForObject(aFound->second, *aRIter);
826 for(aFeatures.Initialize(myFeatures); aFeatures.More(); aFeatures.Next()) {
827 FeaturePtr aFeature = aFeatures.Value();
828 std::list<ResultPtr> aResults;
829 ModelAPI_Tools::allResults(aFeature, aResults);
830 // update the concealment status for disply in isConcealed of ResultBody
831 std::list<ResultPtr>::iterator aRIter = aResults.begin();
832 for(; aRIter != aResults.cend(); aRIter++) {
833 (*aRIter)->isConcealed();
838 TDF_Label Model_Objects::resultLabel(
839 const std::shared_ptr<ModelAPI_Data>& theFeatureData, const int theResultIndex)
841 const std::shared_ptr<Model_Data>& aData =
842 std::dynamic_pointer_cast<Model_Data>(theFeatureData);
843 return aData->label().Father().FindChild(TAG_FEATURE_RESULTS).FindChild(theResultIndex + 1);
846 void Model_Objects::storeResult(std::shared_ptr<ModelAPI_Data> theFeatureData,
847 std::shared_ptr<ModelAPI_Result> theResult,
848 const int theResultIndex)
851 theResult->setDoc(myDoc);
852 initData(theResult, resultLabel(theFeatureData, theResultIndex), TAG_FEATURE_ARGUMENTS);
853 if (theResult->data()->name().empty()) { // if was not initialized, generate event and set a name
854 std::stringstream aNewName;
855 aNewName<<theFeatureData->name();
856 // if there are several results (issue #899: any number of result), add unique prefix starting from second
857 if (theResultIndex > 0 || theResult->groupName() == ModelAPI_ResultBody::group())
858 aNewName<<"_"<<theResultIndex + 1;
859 theResult->data()->setName(aNewName.str());
863 std::shared_ptr<ModelAPI_ResultConstruction> Model_Objects::createConstruction(
864 const std::shared_ptr<ModelAPI_Data>& theFeatureData, const int theIndex)
866 TDF_Label aLab = resultLabel(theFeatureData, theIndex);
867 TDataStd_Comment::Set(aLab, ModelAPI_ResultConstruction::group().c_str());
868 ObjectPtr anOldObject = object(aLab);
869 std::shared_ptr<ModelAPI_ResultConstruction> aResult;
870 if (anOldObject.get()) {
871 aResult = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(anOldObject);
873 if (!aResult.get()) {
874 aResult = std::shared_ptr<ModelAPI_ResultConstruction>(new Model_ResultConstruction);
875 storeResult(theFeatureData, aResult, theIndex);
880 std::shared_ptr<ModelAPI_ResultBody> Model_Objects::createBody(
881 const std::shared_ptr<ModelAPI_Data>& theFeatureData, const int theIndex)
883 TDF_Label aLab = resultLabel(theFeatureData, theIndex);
884 // for feature create compsolid, but for result sub create body:
885 // only one level of recursion is supported now
886 ResultPtr aResultOwner = std::dynamic_pointer_cast<ModelAPI_Result>(theFeatureData->owner());
887 ObjectPtr anOldObject;
888 if (aResultOwner.get()) {
889 TDataStd_Comment::Set(aLab, ModelAPI_ResultBody::group().c_str());
890 } else { // in compsolid (higher level result) old object probably may be found
891 TDataStd_Comment::Set(aLab, ModelAPI_ResultCompSolid::group().c_str());
892 anOldObject = object(aLab);
894 std::shared_ptr<ModelAPI_ResultBody> aResult;
895 if (anOldObject.get()) {
896 aResult = std::dynamic_pointer_cast<ModelAPI_ResultBody>(anOldObject);
898 if (!aResult.get()) {
899 // create compsolid anyway; if it is compsolid, it will create sub-bodies internally
900 if (aResultOwner.get()) {
901 aResult = std::shared_ptr<ModelAPI_ResultBody>(new Model_ResultBody);
903 aResult = std::shared_ptr<ModelAPI_ResultBody>(new Model_ResultCompSolid);
905 storeResult(theFeatureData, aResult, theIndex);
910 std::shared_ptr<ModelAPI_ResultPart> Model_Objects::createPart(
911 const std::shared_ptr<ModelAPI_Data>& theFeatureData, const int theIndex)
913 TDF_Label aLab = resultLabel(theFeatureData, theIndex);
914 TDataStd_Comment::Set(aLab, ModelAPI_ResultPart::group().c_str());
915 ObjectPtr anOldObject = object(aLab);
916 std::shared_ptr<ModelAPI_ResultPart> aResult;
917 if (anOldObject.get()) {
918 aResult = std::dynamic_pointer_cast<ModelAPI_ResultPart>(anOldObject);
920 if (!aResult.get()) {
921 aResult = std::shared_ptr<ModelAPI_ResultPart>(new Model_ResultPart);
922 storeResult(theFeatureData, aResult, theIndex);
927 std::shared_ptr<ModelAPI_ResultPart> Model_Objects::copyPart(
928 const std::shared_ptr<ModelAPI_ResultPart>& theOrigin,
929 const std::shared_ptr<ModelAPI_Data>& theFeatureData, const int theIndex)
931 std::shared_ptr<ModelAPI_ResultPart> aResult = createPart(theFeatureData, theIndex);
932 aResult->data()->reference(Model_ResultPart::BASE_REF_ID())->setValue(theOrigin);
936 std::shared_ptr<ModelAPI_ResultGroup> Model_Objects::createGroup(
937 const std::shared_ptr<ModelAPI_Data>& theFeatureData, const int theIndex)
939 TDF_Label aLab = resultLabel(theFeatureData, theIndex);
940 TDataStd_Comment::Set(aLab, ModelAPI_ResultGroup::group().c_str());
941 ObjectPtr anOldObject = object(aLab);
942 std::shared_ptr<ModelAPI_ResultGroup> aResult;
943 if (anOldObject.get()) {
944 aResult = std::dynamic_pointer_cast<ModelAPI_ResultGroup>(anOldObject);
946 if (!aResult.get()) {
947 aResult = std::shared_ptr<ModelAPI_ResultGroup>(new Model_ResultGroup(theFeatureData));
948 storeResult(theFeatureData, aResult, theIndex);
953 std::shared_ptr<ModelAPI_ResultParameter> Model_Objects::createParameter(
954 const std::shared_ptr<ModelAPI_Data>& theFeatureData, const int theIndex)
956 TDF_Label aLab = resultLabel(theFeatureData, theIndex);
957 TDataStd_Comment::Set(aLab, ModelAPI_ResultParameter::group().c_str());
958 ObjectPtr anOldObject = object(aLab);
959 std::shared_ptr<ModelAPI_ResultParameter> aResult;
960 if (anOldObject.get()) {
961 aResult = std::dynamic_pointer_cast<ModelAPI_ResultParameter>(anOldObject);
963 if (!aResult.get()) {
964 aResult = std::shared_ptr<ModelAPI_ResultParameter>(new Model_ResultParameter);
965 storeResult(theFeatureData, aResult, theIndex);
970 std::shared_ptr<ModelAPI_Feature> Model_Objects::feature(
971 const std::shared_ptr<ModelAPI_Result>& theResult)
973 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(theResult->data());
975 TDF_Label aFeatureLab = aData->label().Father().Father().Father();
976 FeaturePtr aFeature = feature(aFeatureLab);
977 if (!aFeature.get() && aFeatureLab.Depth() > 1) { // this may be sub-result of result
978 aFeatureLab = aFeatureLab.Father().Father();
979 aFeature = feature(aFeatureLab);
986 std::string Model_Objects::featureResultGroup(FeaturePtr theFeature)
988 if (theFeature->data()->isValid()) {
989 TDF_ChildIterator aLabIter(resultLabel(theFeature->data(), 0).Father());
990 if (aLabIter.More()) {
991 TDF_Label anArgLab = aLabIter.Value();
992 Handle(TDataStd_Comment) aGroup;
993 if (aLabIter.Value().FindAttribute(TDataStd_Comment::GetID(), aGroup)) {
994 return TCollection_AsciiString(aGroup->Get()).ToCString();
998 static std::string anEmpty;
999 return anEmpty; // not found
1002 void Model_Objects::updateResults(FeaturePtr theFeature)
1004 // for not persistent is will be done by parametric updater automatically
1005 //if (!theFeature->isPersistentResult()) return;
1006 // check the existing results and remove them if there is nothing on the label
1007 std::list<ResultPtr>::const_iterator aResIter = theFeature->results().cbegin();
1008 while(aResIter != theFeature->results().cend()) {
1009 ResultPtr aBody = std::dynamic_pointer_cast<ModelAPI_Result>(*aResIter);
1011 std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(aBody->data());
1012 if (!aData.get() || !aData->isValid() || (!aBody->isDisabled() && aData->isDeleted())) {
1013 // found a disappeared result => remove it
1014 theFeature->eraseResultFromList(aBody);
1015 // start iterate from beginning because iterator is corrupted by removing
1016 aResIter = theFeature->results().cbegin();
1022 // it may be on undo
1023 if (!theFeature->data() || !theFeature->data()->isValid() || theFeature->isDisabled())
1025 // check that results are presented on all labels
1026 int aResSize = theFeature->results().size();
1027 TDF_ChildIterator aLabIter(resultLabel(theFeature->data(), 0).Father());
1028 for(; aLabIter.More(); aLabIter.Next()) {
1029 // here must be GUID of the feature
1030 int aResIndex = aLabIter.Value().Tag() - 1;
1032 if (aResSize <= aResIndex) {
1033 TDF_Label anArgLab = aLabIter.Value();
1034 Handle(TDataStd_Comment) aGroup;
1035 if (anArgLab.FindAttribute(TDataStd_Comment::GetID(), aGroup)) {
1036 if (aGroup->Get() == ModelAPI_ResultBody::group().c_str() ||
1037 aGroup->Get() == ModelAPI_ResultCompSolid::group().c_str()) {
1038 aNewBody = createBody(theFeature->data(), aResIndex);
1039 } else if (aGroup->Get() == ModelAPI_ResultPart::group().c_str()) {
1040 std::shared_ptr<ModelAPI_ResultPart> aNewP = createPart(theFeature->data(), aResIndex);
1041 theFeature->setResult(aNewP, aResIndex);
1042 if (!aNewP->partDoc().get())
1043 theFeature->execute(); // create the part result: it is better to restore the previous result if it is possible
1045 } else if (aGroup->Get() == ModelAPI_ResultConstruction::group().c_str()) {
1046 theFeature->execute(); // construction shapes are needed for sketch solver
1048 } else if (aGroup->Get() == ModelAPI_ResultGroup::group().c_str()) {
1049 aNewBody = createGroup(theFeature->data(), aResIndex);
1050 } else if (aGroup->Get() == ModelAPI_ResultParameter::group().c_str()) {
1051 theFeature->attributeChanged("expression"); // just produce a value
1054 Events_Error::send(std::string("Unknown type of result is found in the document:") +
1055 TCollection_AsciiString(aGroup->Get()).ToCString());
1058 if (aNewBody && !aNewBody->data()->isDeleted()) {
1059 theFeature->setResult(aNewBody, aResIndex);
1065 ResultPtr Model_Objects::findByName(const std::string theName)
1067 NCollection_DataMap<TDF_Label, FeaturePtr>::Iterator anObjIter(myFeatures);
1068 for(; anObjIter.More(); anObjIter.Next()) {
1069 FeaturePtr& aFeature = anObjIter.ChangeValue();
1070 if (!aFeature.get() || aFeature->isDisabled()) // may be on close
1072 const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = aFeature->results();
1073 std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRIter = aResults.begin();
1074 for (; aRIter != aResults.cend(); aRIter++) {
1075 ResultPtr aRes = *aRIter;
1076 if (aRes.get() && aRes->data() && aRes->data()->isValid() && !aRes->isDisabled() &&
1077 aRes->data()->name() == theName) {
1086 FeaturePtr Model_Objects::nextFeature(FeaturePtr theCurrent, const bool theReverse)
1088 std::shared_ptr<Model_Data> aData = std::static_pointer_cast<Model_Data>(theCurrent->data());
1089 if (aData.get() && aData->isValid()) {
1090 TDF_Label aFeatureLabel = aData->label().Father();
1091 Handle(TDataStd_ReferenceArray) aRefs;
1092 if (featuresLabel().FindAttribute(TDataStd_ReferenceArray::GetID(), aRefs)) {
1093 for(int a = aRefs->Lower(); a <= aRefs->Upper(); a++) { // iterate all existing features
1094 TDF_Label aCurLab = aRefs->Value(a);
1095 if (aCurLab.IsEqual(aFeatureLabel)) {
1096 a += theReverse ? -1 : 1;
1097 if (a >= aRefs->Lower() && a <= aRefs->Upper())
1098 return feature(aRefs->Value(a));
1099 break; // finish iiteration: it's last feature
1104 return FeaturePtr(); // not found, last, or something is wrong
1107 FeaturePtr Model_Objects::firstFeature()
1109 Handle(TDataStd_ReferenceArray) aRefs;
1110 if (featuresLabel().FindAttribute(TDataStd_ReferenceArray::GetID(), aRefs)) {
1111 return feature(aRefs->Value(aRefs->Lower()));
1113 return FeaturePtr(); // no features at all
1116 FeaturePtr Model_Objects::lastFeature()
1118 Handle(TDataStd_ReferenceArray) aRefs;
1119 if (featuresLabel().FindAttribute(TDataStd_ReferenceArray::GetID(), aRefs)) {
1120 return feature(aRefs->Value(aRefs->Upper()));
1122 return FeaturePtr(); // no features at all
1125 bool Model_Objects::isLater(FeaturePtr theLater, FeaturePtr theCurrent) const
1127 std::shared_ptr<Model_Data> aLaterD = std::static_pointer_cast<Model_Data>(theLater->data());
1128 std::shared_ptr<Model_Data> aCurrentD = std::static_pointer_cast<Model_Data>(theCurrent->data());
1129 if (aLaterD.get() && aLaterD->isValid() && aCurrentD.get() && aCurrentD->isValid()) {
1130 TDF_Label aLaterL = aLaterD->label().Father();
1131 TDF_Label aCurrentL = aCurrentD->label().Father();
1132 int aLaterI = -1, aCurentI = -1; // not found yet state
1133 Handle(TDataStd_ReferenceArray) aRefs;
1134 if (featuresLabel().FindAttribute(TDataStd_ReferenceArray::GetID(), aRefs)) {
1135 for(int a = aRefs->Lower(); a <= aRefs->Upper(); a++) { // iterate all existing features
1136 TDF_Label aCurLab = aRefs->Value(a);
1137 if (aCurLab.IsEqual(aLaterL)) {
1139 } else if (aCurLab.IsEqual(aCurrentL)) {
1142 if (aLaterI != -1 && aCurentI != -1) // both are found
1143 return aLaterI > aCurentI;
1147 return false; // not found, or something is wrong
1150 std::list<std::shared_ptr<ModelAPI_Feature> > Model_Objects::allFeatures()
1152 std::list<std::shared_ptr<ModelAPI_Feature> > aResult;
1153 Handle(TDataStd_ReferenceArray) aRefs;
1154 if (featuresLabel().FindAttribute(TDataStd_ReferenceArray::GetID(), aRefs)) {
1155 for(int a = aRefs->Lower(); a <= aRefs->Upper(); a++) {
1156 FeaturePtr aFeature = feature(aRefs->Value(a));
1158 aResult.push_back(aFeature);
1164 int Model_Objects::numInternalFeatures()
1166 Handle(TDataStd_ReferenceArray) aRefs;
1167 if (featuresLabel().FindAttribute(TDataStd_ReferenceArray::GetID(), aRefs)) {
1168 return aRefs->Upper() - aRefs->Lower() + 1;
1170 return 0; // invalid
1173 std::shared_ptr<ModelAPI_Feature> Model_Objects::internalFeature(const int theIndex)
1175 Handle(TDataStd_ReferenceArray) aRefs;
1176 if (featuresLabel().FindAttribute(TDataStd_ReferenceArray::GetID(), aRefs)) {
1177 return feature(aRefs->Value(aRefs->Lower() + theIndex));
1179 return FeaturePtr(); // invalid
1182 Standard_Integer HashCode(const TDF_Label& theLab, const Standard_Integer theUpper)
1184 return TDF_LabelMapHasher::HashCode(theLab, theUpper);
1187 Standard_Boolean IsEqual(const TDF_Label& theLab1, const TDF_Label& theLab2)
1189 return TDF_LabelMapHasher::IsEqual(theLab1, theLab2);