]
> library(ggplot2)
> qplot(year,value, data=data,label=countries, geom=c("line","text"),
> group=countries, col=countries)
>
> But I would like to have the text labels show only once - e.g. at 1990
> - and also control the size of the text. In my crude qplot, setting
> size=2 e.g. changes not only the text, but also the lines etc. I guess
> I have to move from qplot to gplot.
Or just add the text layer separately:
qplot(year, value, data = data, geom = "line", group = countries) +
geom_text(aes(label = countries), subset = .(year == 1990),
hjust = 1, size = 3, lineheight = 1)
Hadley
--
http://had.co.nz/
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