[R] xyplot key issue - line colors

[Deepayan Sarkar]

On Tue, Aug 5, 2008 at 1:53 AM, Karin Lagesen <karinlag at studmed.uio.no> wrote:
>
>
> I have a problem regarding the colors assigned to the lines in the key
> to an xy plot. I specify the plot like this:
>
> xyplot(numbers~sqrt(breaks)|moltype+disttype, groups = type, data = alldata,
>      layout = c(3,2), type = "l" , lwd = 2, col = c("gray", "skyblue"),
>      key = simpleKey(levels(alldata$type), points = FALSE, lines = TRUE,
>      columns = 2, lwd = 2, col = c("gray", "skyblue")))
>
> However, the lines in the key (the lines that indicates which line is
> which) are still blue and magenta, and not gray and skyblue. I have
> seen something about superposing lines on top of this somehow, but I
> couldn't figure out how to do it.

See ?simpleTheme and its example.

-Deepayan