get_track_data.Rd
Get meta-data of a track
get_track_data(field, track_index = current_track_index())
Name, see Details section.
Which track?
There are following fields that can be retrieved for a given track:
ymin Lower boundary of the data.
ymax Upper boundary of the data.
ycenter (ymin + ymax)/2
ylim c(ylim, ymax)
yrange ymax - ymin
height Height of the track, measured as the fraction of the distance between two neighbouring circles.
It is more suggested to directly use TRACK_META
to retrieve meta data for the current track.
A numeric value of the corresponding field.
# There is no example
NULL
#> NULL