"Gabor Grothendieck" <[EMAIL PROTECTED]> wrote: On 7/7/06, Deepayan Sarkar <[EMAIL PROTECTED]> wrote:
> On 7/7/06, Gabor Grothendieck <[EMAIL PROTECTED]> wrote: >>> Could you explain what panel.groups= does and what the difference >>> is between panel.groups= and panel= ? In ?xyplot it just says: >>> panel.groups: useful mostly for 'xyplot' and 'densityplot'. Applies >>> when 'panel' is 'panel.superpose' (which happens by default >>> in these cases if 'groups' is non-null) >>> which indicates when it might apply but not what it does. >> That's wrong (it used to be right - a good example of why \synopsis is >> bad). Since lattice 0.13-x, panel.superpose is never the default panel >> function. An updated version with improved documentation should be out >> soon. >> 'panel.groups' is simply an argument to panel.superpose, and is >> described in ?panel.superpose. Thus, it only makes sense as an >> argument to xyplot/dotplot/whatever when the panel function is >> panel.superpose, and not otherwise. The entry for the graphical >> parameters in ?panel.superpose isn't as useful as it could be, I have >> just updated it to read: >> col, col.line, col.symbol, pch, cex, fill, font, fontface, >> fontfamily, lty, lwd, alpha: graphical >> parameters, replicated to be as long as the number of >> groups. These are eventually passed down to 'panel.groups', >> but as scalars rather than vectors. When 'panel.groups' is >> called for the i-th level of 'groups', the corresponding >> element of each graphical parameter is passed to it. >> Hope that makes things a bit clearer. Thanks Gabor and Deepayan for your responses. Cheers, -- Seb ______________________________________________ R-help@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