[R] Greyed text in the background of a plot
Prof Brian Ripley
ripley at stats.ox.ac.uk
Fri Sep 12 16:50:01 CEST 2008
An alternative is to use semi-transparency, which can be helpful if you
want to do more than one such annoation. E.g. add
text(1, 1, "More", col=rgb(0,0,0,0.2), cex=3)
to this example. (I'd say it was closer to what "ghosted" might mean.)
On Fri, 12 Sep 2008, Mark Difford wrote:
> Hi Agustin,
>>> Is there any way of having a greyed ("ghosted") text...
> plot(1, type="n")
> text(1, "Old Grey Whistle Test", col="slategray4", cex=2)
> text(1, y=1.2, "OH!", col="grey95", cex=4)
> Then plot what you want on top. If you export or plot to a PDF/ps device the
> last-plotted items will overlie the first-plotted items. I think this is
> generally true.
Yes, part of R's pen-and-ink model of graphics.
> Regards, Mark.
> Agustin Lobo-4 wrote:
>> Is there any way of having a greyed ("ghosted") text
>> (i.e, 2006) in the background of a plot?
>> I'm making a dynamic plot and would like to show the
>> year of each time step as a big greyed text in the background.
>> (the idea comes from Hans Rosling video:
>> Dr. Agustin Lobo
>> Institut de Ciencies de la Terra "Jaume Almera" (CSIC)
>> LLuis Sole Sabaris s/n
>> 08028 Barcelona
>> Tel. 34 934095410
>> Fax. 34 934110012
>> email: Agustin.Lobo at ija.csic.es
>> R-help at r-project.org mailing list
>> PLEASE do read the posting guide
>> and provide commented, minimal, self-contained, reproducible code.
> View this message in context: http://www.nabble.com/Greyed-text-in-the-background-of-a-plot-tp19456533p19457146.html
> Sent from the R help mailing list archive at Nabble.com.
> R-help at r-project.org mailing list
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272866 (PA)
Oxford OX1 3TG, UK Fax: +44 1865 272595
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