[Rd] X11.options().

[Uwe Ligges]

On 08.08.2011 10:20, Martin Maechler wrote:
> Hi Rolf,
>
> please excuse a short "top-reply":
>
> As I see you are using an operating system (instead of Win..),
> can you try in the shell
>
>         echo 'X11.options()$type' | R --vanilla --slave


Martin,

given the R on my non-OS had X11.options, I'd rather written:

R --slave --vanilla -e "X11.options()$type"

Don't know why you have to type more on your OS.

Uwe


> and does that really *not* report
> [1] "cairo"
>
> ??
>
> (and BTW: Your subject had   tolower("LL")  instead of  "11" )
>
>>>>>> Rolf Turner<r.turner at auckland.ac.nz>
>>>>>>      on Mon, 8 Aug 2011 12:49:44 +1200 writes:
>
>      >  This question seemed to me to be more appropriate for
>      >  r-devel than for r-help.  My apologies if this is not the
>      >  case.
>
>      >  Recently I installed ``cairo'' on my lap-top so that I
>      >  could make use of the (newish) polypath() function, with
>      >  on-screen graphics.  (The polypath() function does not
>      >  work with X11(type="Xlib").)
>
>      >  The installation went smoothly, X11(type="cairo") works
>      >  just fine, and polypath() works just fine.
>
>      >  However the default "type" for X11() remains "Xlib" rather
>      >  than "cairo".
>
>      >  The help for X11.options() says (in respect of "type"):
>
>      >       Default "cairo" where available and reliable,
>      >  otherwise "Xlib".
>
>      >  Now "cairo" is definitely available:
>
>      >>  capabilities()["cairo"]
>      >       cairo TRUE
>
>      >  and moreover it works (just fine!) when I do
>      >  X11(type="cairo") explicitly.
>
>      >  I know that I can set the default to be "cairo" in my
>      >  .Rprofile, but I am curious as to why "cairo" does not
>      >  become the default automatically.
>
>      >  Is it the case that "cairo" is ``not reliable'' under my
>      >  system?  It ***seems*** to be reliable.
>
>      >>  sessionInfo()
>      >  R version 2.13.1 Patched (2011-07-17 r56404) Platform:
>      >  i686-pc-linux-gnu (32-bit)
>
>      >  locale: [1] LC_CTYPE=en_US.UTF-8 LC_NUMERIC=C [3]
>      >  LC_TIME=en_US.UTF-8 LC_COLLATE=en_US.UTF-8 [5]
>      >  LC_MONETARY=C LC_MESSAGES=en_US.UTF-8 [7]
>      >  LC_PAPER=en_US.UTF-8 LC_NAME=C [9] LC_ADDRESS=C
>      >  LC_TELEPHONE=C [11] LC_MEASUREMENT=en_US.UTF-8
>      >  LC_IDENTIFICATION=C
>
>      >  attached base packages: [1] datasets utils stats graphics
>      >  grDevices methods base
>
>      >  other attached packages: [1] misc_0.0-13 gtools_2.6.2
>      >  spatstat_1.23-1 deldir_0.0-15 [5] mgcv_1.7-6
>      >  fortunes_1.4-2 MASS_7.3-13
>
>      >  loaded via a namespace (and not attached): [1] grid_2.13.1
>      >  lattice_0.19-30 Matrix_0.999375-50 nlme_3.1-101
>
>      >       cheers,
>
>      >           Rolf Turner
>
>      >  ______________________________________________
>      >  R-devel at r-project.org mailing list
>      >  https://stat.ethz.ch/mailman/listinfo/r-devel
>
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