[R] using GDD fonts

[Luiz Rodrigo Tozzi]

Hi Tim,

It really worked!!

thanks!

now my only problem is about the image size, that is huge!

im using the type="png" and switching to png8 does not reduce the
color depth.. do you know something about is?

2006/4/12, Tim Churches <tchur at optushome.com.au>:
> Luiz Rodrigo Tozzi wrote:
> > Hi
> >
> > I was searching for some X replacement for my job in R and i found the GDD
> >
> > I installed it and I match all the system requirements. My problem
> > (maybe a dumb one) is that every plot comes with no font and i cant
> > find a simgle example of a plot WITH FONT DETAIL in the list
> >
> > can anybody help me?
> >
> > a simple example:
> >
> > library(GDD)
> > GDD("something.png", type="png", width = 700, height = 500)
> > par(cex.axis=0.65,lab=c(12,12,0),mar=c(2.5, 2.5, 2.5, 2.5))
> > plot(rnorm(100))
> > mtext("Something",side=3,padj=-0.33,cex=1)
> > dev.off()
> >
> > thanks in advance!
>
> This might help - we found that we needed to install the MS TT fonts and
> make sure that GDD can find them, as per the README. :
>
> Simon Urbanek <simon.urbanek at r-project.org> wrote:
> > Tim,
> >
> > On Jun 9, 2005, at 3:51 AM, Tim CHURCHES wrote:
> >
> >> I tried GDD 0.1-7 with Lattice graphs in R 2.1.0 (on Linux). It
> >> doesn't segfault now but it is still not producing any usable output
> >> - the output png file is produced but nly with a few lines on it.
> >> Still the alpha channel problem? Have you been able to produce any
> >> Lattice graphs with it?
> >
> > I know of no such problem, I tested a few lattice graphics and they
> > worked. Can you, please, send me reproducible example and your output?
> > Also send me, please output of
> > library(GDD)
> > .Call("gdd_look_up_font", NULL)
>
> Sorry, my laziness. GDD was unable to find any fonts. After I installed
> the MS TT fonts and set their location as per the GDD README, it worked
> perfectly with both old-style R graphics and lattice graphics. The
> output looks very nice indeed. We'll do a bit more testing (and let you
> know if we find any problems), but it looks like we can at last drop the
> requirement for Xvfb when using R in a Web application. Great work! From
> our point of view, GDD solves one the biggest problem with R for Web
> applications.
>
> Cheers,
>
> Tim C
>


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     Luiz Rodrigo Lins Tozzi

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