[R] is it possible to get the coordinate of mtext()?

[David McPearson]

On Mon, 17 Mar 2014 15:18:50 -0700 Jinsong Zhao <jszhao at yeah.net> wrote

> Hi there,
> 
> I hope to rotate the Y label of axis(4) with -90 degree. I can typeset 
> the Y label using text() with srt = -90. However, I cannot get the 
> coordinate of the position that mtext() used.
> 
<...cut...>

locator(1)   # Works for me...
?locator



Cheers,
D.

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