On Fri, Feb 27, 2009 at 01:32:45PM +0100, soeren.vo...@eawag.ch wrote:
> barplot(twcons.area,
> beside=T, col=c("green4", "blue", "red3", "gray"),
> xlab="estate",
> ylab="number of persons", ylim=c(0, 110),
> legend.text=c("treated", "mix", "untreated", "NA"))
>
> produces a barplot very fine. In addition, I'd like to get the bars'
> absolute values on the top of the bars. How can I produce this in an
> easy way?
barplot() returns a vector of midpoints so you can use text() to add the
annotation. There is an example in the manual page of barplot:
mp <- barplot(VADeaths)
tot <- colMeans(VADeaths)
text(mp, tot + 3, format(tot), xpd = TRUE, col = "blue")
cu
Philipp
--
Dr. Philipp Pagel
Lehrstuhl für Genomorientierte Bioinformatik
Technische Universität München
Wissenschaftszentrum Weihenstephan
85350 Freising, Germany
http://mips.gsf.de/staff/pagel
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