[R] Odp: locator function and connecting segment

[Petr PIKAL]

Hi

r-help-bounces at r-project.org napsal dne 29.07.2010 18:50:20:

> Dear R People:
> 
> I'm using the locator() function on a chart and I select two values.
> 
> Is there a way already in place to connect the two values with a line
> segment, please?

I did this some time ago and put it to simple function

cara<-function(col=1,lty=1,lwd=1)

{body<-locator(2)
segments(body$x[1],body$y[1],body$x[2],body$y[2],col=col,lty=lty,lwd=lwd)}

regards
Petr



> 
> Just thought I'd check before I started coding.
> 
> Thanks in advance,
> Sincerely,
> Erin
> 
> 
> -- 
> Erin Hodgess
> Associate Professor
> Department of Computer and Mathematical Sciences
> University of Houston - Downtown
> mailto: erinm.hodgess at gmail.com
> 
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