*/
vector< shared_ptr<TimeItem> > time_items() const;
+ shared_ptr<TimeItem> get_reference_time_item();
+
/**
* Returns the view time scale in seconds per pixel.
*/
/**
* Adds a new flag at a specified time.
*/
- void add_flag(const pv::util::Timestamp& time);
+ shared_ptr<Flag> add_flag(const pv::util::Timestamp& time);
/**
* Removes a flag from the list.