Genomic positions at a single chromosome. It is a data frame with two
columns which are start position and end position.
y
positions of texts
labels
text labels
cex
text size
font
text font style
sector.index
sector index
track.index
track index
padding
padding of text
extend
extend to allow labels to be put in an region which is wider than the current chromosome.
The value should be a proportion value and the length is either one or two.
...
other arguments
Details
This position transformation function is designed specifically for text.
Under the transformation, texts will be as close as possible to the original positions.