	Dear All,

	Earlier I posted a message to r-help reporting a strange behaviour  
when rotating viewports in grid. As it turns out, this only happens  
when running the mac GUI, from the terminal it does not happen.  
Please see the details in my earlier messages below.
	Best,
	r.

Begin forwarded message:

> From: Rafael Najmanovich <rafael.najmanovich@ebi.ac.uk>
> Date: 12 June 2006 15:04:34 BDT
> To: r-help@stat.math.ethz.ch
> Subject: Re: strange behaviour with rotated viewports in grid
>
> 	Dear All,
>
> 	The issue I reported earlier seems to be restricted at least to  
> Mac OSX GUI using 2.3.1. It does not occur in the Terminal in Mac  
> OSX (R version 2.3.1) or in Linux (R version 2.2.1). I will  
> separately send this to r-sig-mac.
> 	Best,
>
> On 12 Jun 2006, at 11:26, Rafael Najmanovich wrote:
>
>> 	Dear all,
>>
>> 	I am having a problem using grid when rotating a viewport. It  
>> seems to plot everything on a grey background colour which I am  
>> not able to get rid of. Even book examples such as that that plot  
>> figure 5.10 in P. Murrell's R Graphics book show the same behaviour.
>> 	The following example illustrates this issue. I would appreciate  
>> if anyone has a way to solve this.
>> 	Best regards,
>>
>> 	r.
>>
>> pushViewport(viewport(width=0.9,height=0.9,name="vp1"))
>> grid.rect()
>> pushViewport(viewport(width=0.3,height=0.9,angle=0,name="vp2"))
>> grid.rect()
>> upViewport()
>> pushViewport(viewport(width=0.3,height=0.9,angle=10,name="vp3"))
>> grid.rect()
>>
>>
>> Dr. Rafael Najmanovich
>> European Bioinformatics Institute
>> Wellcome Trust Genome Campus
>> Cambridge CB10 1SD
>> United Kingdom
>>
>> rafael.najmanovich@ebi.ac.uk - www.ebi.ac.uk/~rafi
>> +44-1223-492599 (voice) +44-7786-968257(mobile) +44-1223-494468 (fax)
>>
>>
>
> Dr. Rafael Najmanovich
> European Bioinformatics Institute
> Wellcome Trust Genome Campus
> Cambridge CB10 1SD
> United Kingdom
>
> rafael.najmanovich@ebi.ac.uk - www.ebi.ac.uk/~rafi
> +44-1223-492599 (voice) +44-7786-968257(mobile) +44-1223-494468 (fax)
>
>

Dr. Rafael Najmanovich
European Bioinformatics Institute
Wellcome Trust Genome Campus
Cambridge CB10 1SD
United Kingdom

rafael.najmanovich@ebi.ac.uk - www.ebi.ac.uk/~rafi
+44-1223-492599 (voice) +44-7786-968257(mobile) +44-1223-494468 (fax)



	[[alternative HTML version deleted]]

