1 // File: Model_Update.cxx
2 // Created: 25 Jun 2014
3 // Author: Mikhail PONIKAROV
5 #include <Model_Update.h>
6 #include <Model_Document.h>
7 #include <ModelAPI_Feature.h>
8 #include <ModelAPI_Data.h>
9 #include <ModelAPI_Document.h>
10 #include <ModelAPI_Events.h>
11 #include <ModelAPI_AttributeReference.h>
12 #include <ModelAPI_AttributeRefList.h>
13 #include <ModelAPI_Result.h>
14 #include <Events_Loop.h>
15 #include <Events_LongOp.h>
19 Model_Update MY_INSTANCE; /// the only one instance initialized on load of the library
21 Model_Update::Model_Update()
23 Events_Loop::loop()->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_CREATED));
24 Events_Loop::loop()->registerListener(this, Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
27 void Model_Update::processEvent(const Events_Message* theMessage)
30 return; // nothing to do: it is executed now
31 //Events_LongOp::start(this);
33 const ModelAPI_ObjectUpdatedMessage* aMsg =
34 dynamic_cast<const ModelAPI_ObjectUpdatedMessage*>(theMessage);
35 myInitial = aMsg->objects();
36 // collect all documents involved into the update
37 set<boost::shared_ptr<ModelAPI_Document> > aDocs;
38 set<boost::shared_ptr<ModelAPI_Object> >::iterator aFIter = myInitial.begin();
39 for (; aFIter != myInitial.end(); aFIter++) {
40 aDocs.insert((*aFIter)->document());
42 // iterate all features of features-documents to update them (including hidden)
43 set<boost::shared_ptr<ModelAPI_Document> >::iterator aDIter = aDocs.begin();
44 for (; aDIter != aDocs.end(); aDIter++) {
45 int aNbFeatures = (*aDIter)->size(ModelAPI_Feature::group(), true);
46 for (int aFIndex = 0; aFIndex < aNbFeatures; aFIndex++) {
47 FeaturePtr aFeature = boost::dynamic_pointer_cast<ModelAPI_Feature>(
48 (*aDIter)->object(ModelAPI_Feature::group(), aFIndex, true));
50 updateFeature(aFeature);
55 static Events_ID EVENT_DISP = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
56 Events_Loop::loop()->flush(EVENT_DISP);
57 //Events_LongOp::end(this);
61 bool Model_Update::updateFeature(FeaturePtr theFeature)
63 // check it is already processed
64 if (myUpdated.find(theFeature) != myUpdated.end())
65 return myUpdated[theFeature];
66 // check all features this feature depended on (recursive call of updateFeature)
67 bool aMustbeUpdated = myInitial.find(theFeature) != myInitial.end();
68 if (theFeature) { // only real feature contains references to other objects
70 list<boost::shared_ptr<ModelAPI_Attribute> > aRefs = theFeature->data()->attributes(
71 ModelAPI_AttributeReference::type());
72 list<boost::shared_ptr<ModelAPI_Attribute> >::iterator aRefsIter = aRefs.begin();
73 for (; aRefsIter != aRefs.end(); aRefsIter++) {
74 boost::shared_ptr<ModelAPI_Object> aSub = boost::dynamic_pointer_cast<
75 ModelAPI_AttributeReference>(*aRefsIter)->value();
76 if (updateObject(aSub)) {
77 aMustbeUpdated = true;
80 // lists of references
81 aRefs = theFeature->data()->attributes(ModelAPI_AttributeRefList::type());
82 for (aRefsIter = aRefs.begin(); aRefsIter != aRefs.end(); aRefsIter++) {
83 list<ObjectPtr> aListRef = boost::dynamic_pointer_cast<ModelAPI_AttributeRefList>(*aRefsIter)
85 list<ObjectPtr>::iterator aListIter = aListRef.begin();
86 for (; aListIter != aListRef.end(); aListIter++) {
87 boost::shared_ptr<ModelAPI_Object> aSub = *aListIter;
88 if (updateObject(aSub)) {
89 aMustbeUpdated = true;
93 // execute feature if it must be updated
96 if (boost::dynamic_pointer_cast<Model_Document>(theFeature->document())->executeFeatures() ||
97 !theFeature->isPersistentResult())
98 theFeature->execute();
99 // redisplay all results
100 static Events_ID EVENT_DISP = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
101 const std::list<boost::shared_ptr<ModelAPI_Result> >& aResults = theFeature->results();
102 std::list<boost::shared_ptr<ModelAPI_Result> >::const_iterator aRIter = aResults.begin();
103 for (; aRIter != aResults.cend(); aRIter++) {
104 boost::shared_ptr<ModelAPI_Result> aRes = *aRIter;
105 myUpdated[aRes] = true;
106 ModelAPI_EventCreator::get()->sendUpdated(aRes, EVENT_DISP);
108 // to redisplay "presentable" feature (for ex. distance constraint)
109 ModelAPI_EventCreator::get()->sendUpdated(theFeature, EVENT_DISP);
110 } else { // returns also true is results were updated: for sketch that refers to sub-features but results of sub-features were changed
111 const std::list<boost::shared_ptr<ModelAPI_Result> >& aResults = theFeature->results();
112 std::list<boost::shared_ptr<ModelAPI_Result> >::const_iterator aRIter = aResults.begin();
113 for (; aRIter != aResults.cend(); aRIter++) {
114 if (myInitial.find(*aRIter) != myInitial.end()) {
115 aMustbeUpdated = true;
121 myUpdated[theFeature] = aMustbeUpdated;
122 return aMustbeUpdated;
125 bool Model_Update::updateObject(boost::shared_ptr<ModelAPI_Object> theObject)
129 FeaturePtr aFeature = boost::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
130 if (aFeature) { // for feature just call update Feature
131 return updateFeature(aFeature);
133 // check general object, possible just a result
134 if (myUpdated.find(theObject) != myUpdated.end())
135 return myUpdated[theObject]; // already processed
136 // check the feature of this object must be executed
137 ResultPtr aResult = boost::dynamic_pointer_cast<ModelAPI_Result>(theObject);
139 FeaturePtr aResFeature = aResult->document()->feature(aResult);
141 return updateFeature(aResFeature);
144 if (myInitial.find(theObject) != myInitial.end())
146 return false; // nothing is known