From: David Afshartous <dafshartous_at_med.miami.edu>

Date: Tue, 04 Mar 2008 14:02:01 -0500

>> Okay, I see that default.units is set to "npc" and hence the behavior I

*>> mentioned. Looking at ?unit, I see the description of various units but it
*

*>> isn't clear which one I need to select to achieve the result I specified
*

*>> earlier. Maybe I'm missing something very basic, but I assume there must be
*

*>> a simple way to add text to an xyplot() at a specified (x,y) coordinate in
*

*>> the units of the plotted points?
*

*>>
*

*>>
*

*>>
*

*>>
*

*>>
*

*>> On 3/4/08 12:18 PM, "hadley wickham" <h.wickham_at_gmail.com> wrote:
*

*>>
*

*>>
*

*>> ______________________________________________
*

*>> R-help_at_r-project.org 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_at_r-project.org 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 Tue 04 Mar 2008 - 18:58:56 GMT

Date: Tue, 04 Mar 2008 14:02:01 -0500

Thanks, yes "native" is the right one. The code below now works as desired:

trellis.focus("panel", 1, 1)

grid.text("put text here", x = 1, y = 1.5, default.units = "native")

On 3/4/08 1:44 PM, "Erik Iverson" <iverson_at_biostat.wisc.edu> wrote:

> You want "native" coordinates. But since you are using lattice (built > 'on top' of grid), you probably need some additional info, like the name > of the viewport you want to write to I assume(?), but I can't help you > with that part. > > > David Afshartous wrote:

>> Okay, I see that default.units is set to "npc" and hence the behavior I

>>>> When using grid.text it seems my supplied (x,y) coordinates are being >>>> plotted only in npc (normalized parent coordinates) where (.5,.5) is the >>>> center of the graph. How do I allow (x,y) to be coordinates corresponding >>>> to the (x,y) values in the graph? The examples in ?grid.text seem to do >>>> this. (I think the problem lies in how x and y are defined with respect >>>> to >>>> unit ). Any help much appreciated. Sample code below. >>> Have you read the documentation for grid.text? You need to read the >>> description of the default.units argument and then read ?unit. >>> >>> Hadley

>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html

>> and provide commented, minimal, self-contained, reproducible code.

R-help_at_r-project.org 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 Tue 04 Mar 2008 - 18:58:56 GMT

Archive maintained by Robert King, hosted by
the discipline of
statistics at the
University of Newcastle,
Australia.

Archive generated by hypermail 2.2.0, at Tue 04 Mar 2008 - 19:30:19 GMT.

*
Mailing list information is available at https://stat.ethz.ch/mailman/listinfo/r-help.
Please read the posting
guide before posting to the list.
*