[R] dev.print and X11(canvas =
Gabor Grothendieck
ggrothendieck at myway.com
Tue Mar 2 16:53:44 CET 2004
Try this:
dev.control(displaylist="enable")
plot(1:4)
identify(1:4)
# perform some interactions which label points
myplot <- recordPlot()
plot(1:10) # overwrite first plot
myplot
# at this point the original plot is back with your annotations
---
Date: Tue, 02 Mar 2004 10:17:39 -0500
From: Jeffrey J. Hallman <m1jjh00 at frb.gov>
To: Prof Brian Ripley <ripley at stats.ox.ac.uk>
Cc: <jhallman at frb.gov>, <r-help at stat.math.ethz.ch>
Subject: Re: [R] dev.print and X11(canvas = "black")
[...]
I know that R is internally maintaining a display list. Is there a way
to access that without dropping into C? And what's in it, anyway?
Jeff
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