[R] Lattice xyplot: same scales within one factor

[Deepayan Sarkar]

On Mon, Jul 13, 2009 at 8:33 AM, OB<o.borderline at gmail.com> wrote:
> I am using R 2.8.1 and lattice to produce xyplots conditioned on
> two factors. What I would like is to have the scales be free between values
> of one factor, but some within. Thus, in this example,
>
> xyplot(mpg ~ disp | factor(gear) + factor(cyl), mtcars,
>         scales=list(x=list(relation="free")))
>
> rather than having the x scales be free within a gear as well, I want it to
> be the same for the gear, but free between cyl (and thus only have x scales
> below the bottom panels with no scales or white space in the middle between
> panels).

Per-variable scales are not supported by lattice. You can sort of fake
it by providing explicit limits and playing around with spacing, but
it's fairly ugly.

-Deepayan