From p.murrell at auckland.ac.nz  Thu Dec  6 19:30:47 2007
From: p.murrell at auckland.ac.nz (Paul Murrell)
Date: Fri, 07 Dec 2007 07:30:47 +1300
Subject: [Rd] Defaults for postscript()
In-Reply-To: <Pine.LNX.4.64.0712060752060.17952@gannet.stats.ox.ac.uk>
References: <Pine.LNX.4.64.0712060752060.17952@gannet.stats.ox.ac.uk>
Message-ID: <47583FD7.4000705@stat.auckland.ac.nz>

Hi


Prof Brian Ripley wrote:
> The defaults for postscript()
> 
> paper = "default"
> onefile = TRUE
> horizontal = TRUE
> 
> (it seems) date from the days when people used to used this to send plots 
> directly to a postscript printer via print.it=TRUE.  I haven't done that 
> for years, and it seems that our current generation of students don't even 
> know the concept.  It seems 'horizontal = TRUE' is particularly difficult 
> to grasp.
> 
> Given that I suspect almost all uses of postscript() are to produce plots 
> to be viewed on-screen or incorporated into another document, a more 
> appropriate set of defaults would be
> 
> width = 7, height = 7


Wouldn't that be better as width = 6, height = 6 to match pdf() ?

Paul


> paper = "special"
> onefile = FALSE
> horizontal = FALSE
> 
> which would have the advantage of using the same default aspect ratio for 
> plots as all (?) other R graphics devices.
> 
> Does anyone see a reason not to change the defaults?
> 

-- 
Dr Paul Murrell
Department of Statistics
The University of Auckland
Private Bag 92019
Auckland
New Zealand
64 9 3737599 x85392
paul at stat.auckland.ac.nz
http://www.stat.auckland.ac.nz/~paul/



[Rd] Defaults for postscript()
Paul Murrell