From: Gabor Grothendieck <ggrothendieck_at_gmail.com>

Date: Wed 05 Jul 2006 - 12:29:44 EST

> There is no example in ?panel.superpose. Do you think you

*> could provide an example for the situation in my post?
*

> I have done quite a bit of RSiteSearch'ing and googling prior to

*> posting and all the examples I found had colors that depended
*

*> on the group, none addressed the situation in my post -- i.e.
*

*> coloring individual points within groups.
*

>

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 Received on Wed Jul 05 12:35:41 2006

Date: Wed 05 Jul 2006 - 12:29:44 EST

I can get the types to work or the colors but not both:

panel = function(x, y, subscripts, groups, ...)

panel.superpose.2(x, y, subscripts, groups, col = cols[subscripts], ...) )

panel = function(x, y, subscripts, groups, ...)

panel.xyplot(x, y, col = cols[subscripts], ...) )

On 7/4/06, Gabor Grothendieck <ggrothendieck@gmail.com> wrote:

> On 7/4/06, Deepayan Sarkar <deepayan.sarkar@gmail.com> wrote:

*> > On 7/4/06, Gabor Grothendieck <ggrothendieck@gmail.com> wrote:
**> > > If I wish to color groups in xyplot I can do this:
**> > >
**> > > library(lattice)
**> > > x <- 1:10
**> > > y <- cbind(x, x+1)
**> > > xyplot(y ~ rep(x,2), group = col(y), col = 1:2)
**> > >
**> > > How do I color different points differently within a group.
**> > >
**> > > For example, I want to produce this plot (except that I only
**> > > want to have two groups, not 11):
**> > >
**> > > xyplot(y ~ rep(x,2), group = c(rep(1, 10), 2:11), col = 1:11)
**> > >
**> > > I am thinking of something like this (although
**> > > this does not work, its just to get the idea across):
**> > >
**> > > xyplot(y ~ rep(x,2), group = col(y), col = list(1, 2:11))
**> > >
**> > > where, in general, I have a list with one component per group
**> > > whose elements are scalars to color the whole group or
**> > > vectors one color per point in the group. I don't know
**> > > ahead of time what the list is.
**> > >
**> > > I am looking for a general approach to this within the lattice
**> > > xyplot plot framework; the above is just an example.
**> >
**> > The general approach is to write your own panel function. For a
**> > possible template, look at the functions panel.superpose and
**> > panel.superpose.2 and how they handle the 'type' argument.
**> >
**> > Deepayan
**> >
*

>

> There is no example in ?panel.superpose. Do you think you

>

> I have done quite a bit of RSiteSearch'ing and googling prior to

>

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https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Wed Jul 05 12:35:41 2006

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