[R] using R interactively
Peter Dalgaard BSA
p.dalgaard at biostat.ku.dk
Mon Jun 28 20:57:46 CEST 1999
"Terry J. Westley" <twestley at buffalo.veridian.com> writes:
> 1) Is it possible to erase data points, legends, and/or text
> from an R plot?
Unfortunately no. R is still pretty much stuck in the old hardcopy
device model. Not that we wouldn't want something smarter, but the
changes would be pretty pervasive.
> 2) What's the best way to find the closest data point to
> what locator() returns?
> 3) Also, has anyone implemented anything like buttons or pull-down
> menus so that I could implement other functions? I'm using
> Tcl/Tk to control this application but I would prefer that, once
> the plot is displayed, the user doesn't have to go back to another
> window to invoke other functions (such as Quit).
Guido Masarotto did a sketchy, but rather neat Tcl/Tk <-> R glue
package at some point. Doesn't work with some linuxen if one uses
international charset, but you probably couldn't care less about
O__ ---- Peter Dalgaard Blegdamsvej 3
c/ /'_ --- Dept. of Biostatistics 2200 Cph. N
(*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk) FAX: (+45) 35327907
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