vector, two integers specifying the two tacks for plotting chromosome name and cyto band respectively.
plot.band
logic, whether to plot ideogram cyto band.
plot.chromosome.id
logic, whether to plot chromosome id.
chrom.alias
NULL or a chromosome named vector of alias.
color.chromosome.id
NULL or a chromosome named vector of colors.
cex.text
numeric, scale of text.
track.border
the color to draw the track border. Use NA to omit borders.
polygon.border
the color to draw the polygon border. See explanation for polygon.
las
numeric in 0,1,2,3; the style of chromosome labels. 0, always parallel to the track [default]; 1, always horizontal; 2, always perpendicular to the track; 3, always vertical.
custom.track.height
NULL or numeric, specifying customized track height when plotting cyto band.