Not as a simple color, but you can use the rasterImage function to add a
rectangle with a checkerboard pattern to a an existing plot, the examples
for the function use a simple checkerboard pattern.
Be careful of overusing something like this, too many patterned areas in a
plot can be more distracting and distorting than useful.
On Mon, Jan 7, 2013 at 8:00 AM, Federico Calboli
<f.calb...@imperial.ac.uk>wrote:
> Hi All,
>
> is there a reasonably simple way of using a black and white
> chequer/checker board pattern as a colour:
>
> barplot(mydata, col = c('red', 'blue' 'checkerboard'))
>
> ?
>
> BW
>
> F
>
> --
> Federico C. F. Calboli
> Neuroepidemiology and Ageing Research
> Imperial College, St. Mary's Campus
> Norfolk Place, London W2 1PG
>
> Tel +44 (0)20 75941602 Fax +44 (0)20 75943193
>
> f.calboli [.a.t] imperial.ac.uk
> f.calboli [.a.t] gmail.com
>
> ______________________________________________
> R-help@r-project.org mailing list
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> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
--
Gregory (Greg) L. Snow Ph.D.
538...@gmail.com
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