[R] Using metric units in plots

Philip Rhoades phil at pricom.com.au
Fri Jun 20 12:41:15 CEST 2008

Prof Brian Ripley,

Prof Brian Ripley wrote:
> On Fri, 20 Jun 2008, Philip Rhoades wrote:
>> People,
>> It appears that one has to use Imperial measurements in plot 
>> parameters?  I can't find any info on using metric units . .
> In package grid you can use several different units.

When I search the R site for "grid" I get:

"Package ‘grid’ was removed from the CRAN repository"

> In base graphics there are a very few par()s that use inches (and I am 
> pretty sure that comes from the US unit as used in S, not the 'Imperial' 
> one -- see e.g. Wikipedia).  But those are rarely used.

This is a bit confusing - as far as I can see, ALL the pars use inches? 
I understand the US effect but shouldn't Metric units be supported directly?

> Also most graphics devices are dimensioned in inches with resolutions in 
> dpi.
> Function cm() might help you.


Philip Rhoades

Pricom Pty Limited  (ACN 003 252 275  ABN 91 003 252 275)
GPO Box 3411
Sydney NSW	2001
E-mail:  phil at pricom.com.au

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