[R] Hyperspec package: need to change spectra names in a stacked plot

Peter Ehlers ehlers at ucalgary.ca
Sat Apr 28 19:47:12 CEST 2012


On 2012-04-27 13:24, Roberto wrote:
> Hi all,
> I need to insert the name of spectra in a stacked plot obtained with
> hyperspec.
>
> I use this command
> plot(spectra [c(-1:-4, -6:-8, -10:-12, -14:-16)], stacked = T)
>
> but, in this way R draw  nameless spectra on the Y axis.
>
> How can I solve the problem?

Your code is not reproducible. (And do use TRUE instead of T; sooner
or later it *will* bite you.)

I think that you might be able to accomplish what I think you
want by setting the argument axis.args, e.g.

   plot(x, stacked=TRUE,
        axis.args = list(y = list(c("apple", "banana", ....))))

Peter Ehlers

>
> Thank you for any suggestion.
> Best regards,
> Roberto



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