ggplot function
to use for the reference linesGet the names of the ggplot function
to use for the reference lines
getFctTypeReferenceLines(refLinePars)List of type of each reference lines, among: 'vline', 'hline' and 'abline'.
(optional) Nested list, with parameters for each reference line(s). Each sublist (a.k.a reference line) contains:
aesthetic value(s) or variable(s) for the lines
(in this case column names of data) for reference lines.
The line position is controlled by the aesthetics supported in
geom_vline, geom_hline
and geom_abline.
'label': (optional) Logical specifying if the line
should be annotated (FALSE to not annotate the line)
or string with annotation label. By default, the value
of the position of the horizontal/vertical line or the equation
of the diagonal line is displayed.
Laure Cougnaud