[R] plot problem

[Daniil Ivanov]

Hi,

Ok, thanks to all.
Problem was with class of variogram

> class(vgm1)
[1] "gstatVariogram" "data.frame"

If I fix it manually to

class(vgm1) <- "gstatVariogram"

everything runs as it should.

Thanks, Daniil.

On 8/21/06, Prof Brian Ripley <ripley at stats.ox.ac.uk> wrote:
> On Sun, 20 Aug 2006, Daniil Ivanov wrote:
>
> > Hello.
> >
> > I'm pretty much new to R and I'm trying to produce some figures.
>
> What have you been reading to get the ideas below?  People new to R do not
> tend to use dev.next ... indeed experienced users very rarely use it.
>
> > It seems to me, that R has some asynchronous way of plotting figures.
> > When I run this code:
>
> It will not run for us: please see the posting guide.  You have forgotten
> to load some package here, and there are variogram() functions in at least
> packages gstat and spatial so we can't even tell what.
>
> > #constructs the semivariogram of SC1929
> > vgm1 <- variogram(SC1929~1,~U+V,puerto.map$att.data)
> >
> > # trying to make new plot
> > dev.set(which=dev.next())
>
> What do think that does?  It seems to say you want to plot on the null
> device, since no next device has been set.
>
> > plot(vgm1)
> > title(main="Semivariogram",font.main=4)
> > dev.copy2eps(file="fig2.eps",horizontal=T)
> > dev.off()
> >
> > R complains that
> > Error in title(main = "Semivariogram", font.main = 4) :
> >         plot.new has not been called yet
> >
> > So that plot(..) hasn't been executed before call of title.
>
> That is _not_ what it says.  A guess is that this is a lattice plot from
> package gstat, in which case plot.new has indeed not been called.
>
> > The most weird about that, if I add fix(vgm1) before
> > dev.set(...), everything is just fine. Why R can't just
> > perform commands one by one?
>
> It does.  You cannot use title() to annotate a lattice plot, though.
>
> > P.S. I use Linux version of R.
> >
> > Thanks, Daniil.
> >
> > ______________________________________________
> > R-help at stat.math.ethz.ch mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-help
> > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> > and provide commented, minimal, self-contained, reproducible code.
>
> PLEASE do as it asks.
>
> --
> 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
>