[R] Black and white graphics and transparent strip panels with lattice under Sweave

[Deepayan Sarkar]

On Sunday 02 January 2005 19:40, Frank E Harrell Jr wrote:
> What is the most elegant way to specify that strip panels are to have
> transparent backgrounds and graphs are to be in black and white when
> lattice is being used with Sweave?  I would prefer a global option
> that stays in effect for multiple plots.
>
> If this is best done with a theme, does anyone have a lattice theme
> like col.whitebg but that is for black and white?

I'd do something like this as part of the initialization:

<<...>>
library(lattice)
ltheme <- canonical.theme(color = FALSE)     ## in-built B&W theme
ltheme$strip.background$col <- "transparent" ## change strip bg
lattice.options(default.theme = ltheme)      ## set as default
@

Deepayan