+ /// Returns true if result is persistent (stored in document) and on undo-redo, save-open
+ /// it is not needed to recompute it.
+ virtual bool isPersistentResult() {return true;}
+
+ /// Returns true if this feature must not be created: this is just an action
+ /// that is not stored in the features history and data model (like "delete part").
+ virtual bool isAction()
+ {
+ return false;
+ }
+
+ /// Must return document where the new feature must be added to
+ /// By default it is null document: it is added to the document this method is called to
+ MODELAPI_EXPORT virtual std::shared_ptr<ModelAPI_Document> documentToAdd();
+
+ /// To virtually destroy the fields of successors
+ MODELAPI_EXPORT virtual ~ModelAPI_Feature();
+
+ /// Returns the feature by the object (result).
+ MODELAPI_EXPORT static std::shared_ptr<ModelAPI_Feature> feature(ObjectPtr theObject);
+
+ //
+ // Helper methods, aliases for data()->method()
+ // -----------------------------------------------------------------------------------------------
+ /// Returns the name stored in the attribute
+ inline std::string name()
+ {
+ return data()->name();
+ }
+ /// Returns the Boolean attribute by the identifier
+ inline std::shared_ptr<ModelAPI_AttributeBoolean> boolean(const std::string& theID)
+ {
+ return data()->boolean(theID);
+ }
+ /// Returns the document reference attribute
+ inline std::shared_ptr<ModelAPI_AttributeDocRef> document(const std::string& theID)
+ {
+ return data()->document(theID);
+ }
+ /// Returns the real attribute by the identifier
+ inline std::shared_ptr<ModelAPI_AttributeDouble> real(const std::string& theID)
+ {
+ return data()->real(theID);
+ }
+ /// Returns the integer attribute by the identifier
+ inline std::shared_ptr<ModelAPI_AttributeInteger> integer(const std::string& theID)
+ {
+ return data()->integer(theID);
+ }
+ /// Returns the reference attribute by the identifier
+ inline std::shared_ptr<ModelAPI_AttributeRefAttr> refattr(const std::string& theID)
+ {
+ return data()->refattr(theID);
+ }
+ /// Returns the reference attribute by the identifier
+ inline std::shared_ptr<ModelAPI_AttributeReference> reference(const std::string& theID)
+ {
+ return data()->reference(theID);
+ }
+ /// Returns the list of references attribute by the identifier
+ inline std::shared_ptr<ModelAPI_AttributeRefList> reflist(const std::string& theID)
+ {
+ return data()->reflist(theID);
+ }
+ /// Returns the shape selection attribute by the identifier
+ inline std::shared_ptr<ModelAPI_AttributeSelection> selection(const std::string& theID)
+ {
+ return data()->selection(theID);
+ }
+ /// Returns the list of shape selections attribute by the identifier
+ inline std::shared_ptr<ModelAPI_AttributeSelectionList> selectionList(const std::string& theID)
+ {
+ return data()->selectionList(theID);
+ }
+ /// Returns the string attribute by the identifier
+ inline std::shared_ptr<ModelAPI_AttributeString> string(const std::string& theID)
+ {
+ return data()->string(theID);
+ }
+ /// Returns the attribute by the identifier
+ inline std::shared_ptr<ModelAPI_Attribute> attribute(const std::string& theID)
+ {
+ return data()->attribute(theID);
+ }
+ // -----------------------------------------------------------------------------------------------