#include <map>
#include <list>
#include <string>
+#include <set>
class ModelAPI_Attribute;
/// needed here to emit signal that object changed on change of the attribute
ObjectPtr myObject;
+ /// List of attributes referenced to owner (updated only during the transaction change)
+ std::set<AttributePtr> myRefsToMe;
+
Model_Data();
/// Returns label of this feature
}
friend class Model_Document;
+ friend class Model_Update;
friend class Model_AttributeReference;
friend class Model_AttributeRefAttr;
friend class Model_AttributeRefList;
+ friend class Model_AttributeSelection;
public:
/// Returns the name of the feature visible by the user in the object browser
/// Returns the attribute that contains reference to a feature
MODEL_EXPORT virtual boost::shared_ptr<ModelAPI_AttributeReference>
reference(const std::string& theID);
+ /// Returns the attribute that contains selection to a shape
+ MODEL_EXPORT virtual boost::shared_ptr<ModelAPI_AttributeSelection>
+ selection(const std::string& theID);
+ /// Returns the attribute that contains selection to a shape
+ MODEL_EXPORT virtual boost::shared_ptr<ModelAPI_AttributeSelectionList>
+ selectionList(const std::string& theID);
/// Returns the attribute that contains reference to an attribute of a feature
MODEL_EXPORT virtual boost::shared_ptr<ModelAPI_AttributeRefAttr>
refattr(const std::string& theID);
/// Returns true if feature must be updated (re-executed) on rebuild
MODEL_EXPORT virtual bool mustBeUpdated();
- /// Returns true if this data attributes are referenced to the given feature or its results
- MODEL_EXPORT virtual bool referencesTo(const boost::shared_ptr<ModelAPI_Feature>& theFeature);
+ /// Returns the identifier of feature-owner, unique in this document
+ MODEL_EXPORT virtual int featureId() const;
+
+ // returns all objects referenced to this
+ MODEL_EXPORT virtual const std::set<AttributePtr>& refsToMe() {return myRefsToMe;}
+
+private:
+ // removes all information about back references
+ void eraseBackReferences();
+ // adds a back reference (with identifier which attribute references to this object
+ void addBackReference(FeaturePtr theFeature, std::string theAttrID);
+ // returns all references by attributes of this data
+ // \param the returned list of pairs: id of referenced attribute and list of referenced objects
+ void referencesToObjects(std::list<std::pair<std::string, std::list<ObjectPtr> > >& theRefs);
};
#endif