Have you contacted the author?
The conventions for R graphics devices changed in R 2.0.0, in particular
the way the alpha channel is represented. I doubt if the same version of
a graphics device works in both R < 2.0.0 and R >= 2.0.0, and this one
appears to predate R 2.0.0.
On Mon, 10 Jan 2005, Jan Hummel wrote:
> Dear list members,
>
> I have a probably simple question concerning the RSvgDevice. After
upgrading from R 1.9.0 to R 2.0.1 the computet svg files looking empty.
> Each time the RSvgDevice 0.5.3 were used.
>
> Scales and headers are printed but the plots are missing:
> <rect x="433.10" y="246.13" width="0.93"
height="29.74"
style="stroke-width:1;stroke:none;fill:none"/>
> <rect x="434.02" y="201.52" width="0.93"
height="74.35"
style="stroke-width:1;stroke:none;fill:none"/>
> <rect x="434.95" y="201.52" width="0.93"
height="74.35"
style="stroke-width:1;stroke:none;fill:none"/>
>
> before updating the svg looked like that:
> <rect x="431.61" y="251.09" width="1.12"
height="24.78"
style="stroke-width:1;stroke:#000000;fill:#32CD32" />
> <rect x="432.72" y="261.00" width="1.12"
height="14.87"
style="stroke-width:1;stroke:#000000;fill:#32CD32" />
> <rect x="433.84" y="256.04" width="1.12"
height="19.83"
style="stroke-width:1;stroke:#000000;fill:#32CD32" />
>
> So it seems to be the "stroke:none;fill:none" text which will let
the plot be "invisible"?
>
> I use following code:
> devSVG( file=filename, height = plot_height, width = plot_width,
xmlHeader=TRUE, onefile=TRUE)
> plot1<-barplot(MI, col=c('limegreen'), beside=TRUE, width =
c(1,1), space = c(0,1), ylab='mutual inf.', ylim=c(0,1),
main=headertext)
> ...
> dev.off()
>
> I definitly changed no code, but the plot is invisible.
>
> Any help would be appreciated!
>
> Thanks for any help.
>
> Jan
>
> ______________________________________________
> R-help at stat.math.ethz.ch mailing list
> stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide!
R-project.org/posting-guide.html
>
--
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, 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