From: Gabor Grothendieck <ggrothendieck_at_gmail.com>

Date: Thu 05 Oct 2006 - 15:02:48 GMT

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 and provide commented, minimal, self-contained, reproducible code. Received on Fri Oct 06 01:18:21 2006

Date: Thu 05 Oct 2006 - 15:02:48 GMT

This requires R 2.4.0. Its the same as my earlier example except the labels= arg has been changed to labels=which.packet().

xyplot(x ~ x | g, data = data.frame(x = 1:12), panel = function(...) {

panel.xyplot(...) panel.text(x=2, y=4, labels=which.packet())

})

On 10/5/06, Ritwik Sinha <ritwik.sinha@gmail.com> wrote:

*> Hi,
**>
*

> On a related note, if I wanted to add different texts to different

*> panels, should I stick to using trellis.focus() for each text in each
**> panel? I cannot figure out a way to do it using a panel function.
**>
**> Ritwik.
**>
**> On 9/29/06, Deepayan Sarkar <deepayan.sarkar@gmail.com> wrote:
**> > On 9/29/06, Gabor Grothendieck <ggrothendieck@gmail.com> wrote:
**> > > Here are two possibilities. The first use trellis.focus/trellis/unfocus to
**> > > add text subsequent to drawing the xyplot and the second uses a
**> > > custom panel:
**> > >
**> > > xyplot(x ~ x, data = data.frame(x = 1:10))
**> > > trellis.focus("panel", 1, 1)
**> > > panel.text(x=2, y=4, labels="Text")
**> > > trellis.unfocus()
**> > >
**> > > xyplot(x ~ x, data = data.frame(x = 1:10), panel = function(...) {
**> > > panel.xyplot(...)
**> > > panel.text(x=2, y=4, labels="Text")
**> > > })
**> >
**> > Right, on a more general note, this is necessary because it is not clear what
**> >
**> > ltext(x=2, y=4, labels="Text")
**> >
**> > should do for a multi-panel plot. On an even more general note, you
**> > will keep getting in trouble when using lattice if you (1) try to
**> > follow the "incremental addition" approach of standard graphics or (2)
**> > use the par() system in any way.
**> >
**> > Deepayan
**> >
**> > > On 9/29/06, McGehee, Robert <Robert.McGehee@geodecapital.com> wrote:
**> > > > Hello,
**> > > > I've decided to take the leap and try my hand at the lattice package,
**> > > > though I am getting stuck at what one might consider a trivial problem,
**> > > > plotting text at a point in a graph. Apologies in advance if (that) I'm
**> > > > missing something extremely basic.
**> > > >
**> > > > Consider in base graphics:
**> > > > > plot(1:10)
**> > > > > text(2, 4, "Text")
**> > > > In the above you will see text centered at the point (2, 4) on the
**> > > > graph.
**> > > >
**> > > > Now I would like to try to do the same thing using the lattice package:
**> > > >
**> > > > > xyplot(x ~ x, data = data.frame(x = 1:10))
**> > > > > ltext(x=2, y=4, labels="Text")
**> > > > > panel.text(x=2, y=4, labels="Text")
**> > > > > grid.text(label="Text", x=2, y=4)
**> > > > > grid.text(label="Text", x=unit(2, "native"), y=unit(4, "native"))
**> > > >
**> > > > None of the above four commands puts the "Text" at the (2, 4) point on
**> > > > the graph. Any help with this would be appreciated! Also, if I have more
**> > > > than one panel and would like to place text at different points on
**> > > > different panels how would I do this?
**> > > >
**> > > > Also, note that I'm hoping to use text to label interesting points in a
**> > > > levelplot, but am using the above xyplot as an example.
**> > > >
**> > > > Thanks,
**> > > > Robert
**> > > >
**> > > >
**> > > > Robert McGehee
**> > > > Quantitative Analyst
**> > > > Geode Capital Management, LLC
**> > > > 53 State Street, 5th Floor | Boston, MA | 02109
**> > > > Tel: 617/392-8396 Fax:617/476-6389
**> > > > mailto:robert.mcgehee@geodecapital.com
**> > > >
**> > > >
**> > > >
**> > > > This e-mail, and any attachments hereto, are intended for us...{{dropped}}
**> > > >
**> > > > ______________________________________________
**> > > > 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
**> > > > and provide commented, minimal, self-contained, reproducible code.
**> > > >
**> > >
**> > > ______________________________________________
**> > > 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
**> > > and provide commented, minimal, self-contained, reproducible code.
**> > >
**> >
**> >
**> > --
**> > http://www.stat.wisc.edu/~deepayan/
**> >
**> > ______________________________________________
**> > 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
**> > and provide commented, minimal, self-contained, reproducible code.
**> >
**>
**>
**> --
**> Ritwik Sinha
**> Graduate Student
**> Epidemiology and Biostatistics
**> Case Western Reserve University
**> ritwik.sinha_at_gmail.com | +12163682366 | http://darwin.cwru.edu/~rsinha
**>
**> ______________________________________________
**> 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
**> and provide commented, minimal, self-contained, reproducible code.
**>
*

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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 and provide commented, minimal, self-contained, reproducible code. Received on Fri Oct 06 01:18:21 2006

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