Plot a title
mf_title(txt = "Map Title", pos, tab, bg, fg, cex, line, font, inner)
title text
position, one of 'left', 'center', 'right'
if TRUE the title is displayed as a 'tab'
background of the title
foreground of the title
cex of the title
number of lines used for the title
font of the title
if TRUE the title is displayed inside the plot area.
No return value, a title is displayed.
mtq <- mf_get_mtq()
mf_map(mtq)
mf_title()