[R] arrowhead styles

John Fox jfox at mcmaster.ca
Sat Mar 17 21:58:41 CET 2007

Dear Hendrik,

Arrows() is the first entry turned up by RSiteSearch("arrows",
restrict="functions"), so its effort to hide isn't very successful.


John Fox
Department of Sociology
McMaster University
Hamilton, Ontario
Canada L8S 4M4

> -----Original Message-----
> From: r-help-bounces at stat.math.ethz.ch 
> [mailto:r-help-bounces at stat.math.ethz.ch] On Behalf Of Hendrik Fuss
> Sent: Saturday, March 17, 2007 4:17 PM
> To: RHelp
> Subject: Re: [R] arrowhead styles
> Mikkel Grum:
> >> I've been using the arrows() function in plots a lot, but I'm not 
> >> happy with the appearance of the arrow heads. I understand that 
> >> arrows
> >> () doesn't offer more sophisticated arrowhead shapes like e.g. a 
> >> filled triangle, possibly with choice of angle at the point. Does 
> >> anyone know an easy way to achieve this?
> > There's also an Arrows() function in the package IDPMisc.
> The IDPMisc Arrows() are actually looking very good, and work 
> as drop- in replacement. Pity they're hiding in a library, in 
> which I wouldn't have looked for arrows.
> many thanks
> Hendrik
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