+ //! Adds to the document the new feature of the given feature id
+ //! \param creates feature and puts it in the document
+ MODEL_EXPORT virtual FeaturePtr addFeature(std::string theID);
+
+ //! Removes the feature from the document (with result)
+ MODEL_EXPORT virtual void removeFeature(FeaturePtr theFeature);
+
+ //! Returns the existing feature by the label
+ //! \param theLabel base label of the feature
+ MODEL_EXPORT virtual FeaturePtr feature(TDF_Label& theLabel);
+
+ //! Returns the existing object: result or feature
+ //! \param theLabel base label of the object
+ MODEL_EXPORT virtual ObjectPtr object(TDF_Label theLabel);
+
+ //! Adds a new sub-document by the identifier, or returns existing one if it is already exist
+ MODEL_EXPORT virtual boost::shared_ptr<ModelAPI_Document> subDocument(std::string theDocID);
+
+ //! Internal sub-document by ID
+ MODEL_EXPORT virtual boost::shared_ptr<Model_Document> subDoc(std::string theDocID);
+
+ ///! Returns the id of hte document
+ MODEL_EXPORT virtual const std::string& id() const
+ {
+ return myID;
+ }
+
+ //! Returns the feature in the group by the index (started from zero)
+ //! \param theGroupID group that contains a feature
+ //! \param theIndex zero-based index of feature in the group
+ //! \param isOperation if it is true, returns feature (not Object)
+ //! \param theHidden if it is true, it counts also the features that are not in tree
+ MODEL_EXPORT virtual ObjectPtr object(const std::string& theGroupID, const int theIndex,
+ const bool theHidden = false);
+
+ //! Returns the number of features in the group
+ //! If theHidden is true, it counts also the features that are not in tree
+ MODEL_EXPORT virtual int size(const std::string& theGroupID, const bool theHidden = false);
+
+ /// Creates a construction cresults
+ MODEL_EXPORT virtual boost::shared_ptr<ModelAPI_ResultConstruction> createConstruction(
+ const boost::shared_ptr<ModelAPI_Data>& theFeatureData, const int theIndex = 0);
+ /// Creates a body results
+ MODEL_EXPORT virtual boost::shared_ptr<ModelAPI_ResultBody> createBody(
+ const boost::shared_ptr<ModelAPI_Data>& theFeatureData, const int theIndex = 0);
+ /// Creates a part results
+ MODEL_EXPORT virtual boost::shared_ptr<ModelAPI_ResultPart> createPart(
+ const boost::shared_ptr<ModelAPI_Data>& theFeatureData, const int theIndex = 0);
+
+ //! Returns a feature by result (owner of result)
+ MODEL_EXPORT virtual boost::shared_ptr<ModelAPI_Feature>
+ feature(const boost::shared_ptr<ModelAPI_Result>& theResult);
+
+ ///! Returns true if parametric updater need to execute feature on recomputartion
+ ///! On abort, undo or redo it is not necessary: results in document are updated automatically
+ bool executeFeatures() {return myExecuteFeatures;}
+
+ protected:
+
+ //! Returns (creates if needed) the features label
+ TDF_Label featuresLabel();
+
+ //! Initializes feature with a unique name in this group (unique name is generated as
+ //! feature type + "_" + index
+ void setUniqueName(FeaturePtr theFeature);
+
+ //! Synchronizes myFeatures list with the updated document
+ void synchronizeFeatures(const bool theMarkUpdated = false);
+
+ //! Creates new document with binary file format
+ Model_Document(const std::string theID);
+
+ Handle_TDocStd_Document document()
+ {
+ return myDoc;
+ }
+
+ //! performas compactification of all nested operations into one
+ void compactNested();
+
+ //! Initializes the data fields of the feature
+ void initData(ObjectPtr theObj, TDF_Label theLab, const int theTag);
+
+ //! Allows to store the result in the data tree of the document (attaches 'data' of result to tree)
+ MODEL_EXPORT virtual void storeResult(boost::shared_ptr<ModelAPI_Data> theFeatureData,
+ boost::shared_ptr<ModelAPI_Result> theResult,
+ const int theResultIndex = 0);
+
+ //! returns the label of result by index; creates this label if it was not created before
+ TDF_Label resultLabel(const boost::shared_ptr<ModelAPI_Data>& theFeatureData, const int theResultIndex);
+
+ //! Updates the results list of the feature basing on the current data tree
+ void updateResults(FeaturePtr theFeature);
+
+ friend class Model_Application;
+ friend class Model_Session;
+ friend class DFBrowser;
+
+ private:
+ std::string myID; ///< identifier of the document in the application
+ Handle_TDocStd_Document myDoc; ///< OCAF document
+ /// number of transactions after the last "save" call, used for "IsModified" method
+ int myTransactionsAfterSave;
+ /// number of nested transactions performed (or -1 if not nested)
+ int myNestedNum;
+ /// All features managed by this document (not only in history of OB)
+ /// For optimization mapped by labels
+ NCollection_DataMap<TDF_Label, FeaturePtr> myObjs;
+
+ ///< set of identifiers of sub-documents of this document
+ std::set<std::string> mySubs;
+ /// transaction indexes (related to myTransactionsAfterSave) which were empty in this doc
+ std::map<int, bool> myIsEmptyTr;
+ /// If it is true, features are not executed on update (on abort, undo, redo)
+ bool myExecuteFeatures;