[R] Save generic plot to file (before rendering to device)

[Hadley Wickham]

>> Thank you, this is very helpful. One final question regarding this method:
>> suppose a function prints multiple plots, i.e. multiple pages to a PDF. Is
>> it possible to record all of these plots at once? The code below only
>> records the final plot. I would like to record all of them, without
>> modifying myfn:
>
> You cannot, since this takes a snapshot from the current device. You will
> have to recordPlot() after each plot, actually.

It should be possible to do this with a before.plot.new hook, right?

Hadley

-- 
Assistant Professor / Dobelman Family Junior Chair
Department of Statistics / Rice University
http://had.co.nz/