Track *get_track() const { return track.track(); }
unsigned get_entry() const { return track.entry(); }
Track *get_track() const { return track.track(); }
unsigned get_entry() const { return track.entry(); }
void attach_to_closest(float);
float find_offset(const TrackIter &, const Vector &);
void attach_to_closest(float);
float find_offset(const TrackIter &, const Vector &);