[R] controlling colour in Trellis histogram

[John Fox]

Dear bill,

Try opening the Trellis graphics device with trellis.device(color=FALSE).

I hope this helps,
 John

> -----Original Message-----
> From: r-help-bounces at stat.math.ethz.ch 
> [mailto:r-help-bounces at stat.math.ethz.ch] On Behalf Of Bill Shipley
> Sent: Friday, October 01, 2004 9:17 AM
> To: R help list
> Subject: [R] controlling colour in Trellis histogram
> 
> Hello.  I am sorry for posting a (seemingly) simple question, 
> but I have just spent 2 hours trying to find the answer, 
> without success.  I want to make a histogram with 
> conditioning on a factor, using Trellis graphics.  However, I 
> do not want any colours (only black and white) either in the 
> histograms or in the strip.  There must be some simple 
> argument but I canÂ’t find it.  Here is my code so far:
> 
>  
> 
> > histogram(~GRC.SLA|as.factor(species.type),data=group.means,
> 
> + strip=function(...)
> 
> +
> strip.default(...,style=1,factor.levels=c("Conifers","Trees","
Herbs","Mo
> nocots")))
> 
>  
> 
> As a default, this produces the bars in a pale blue and the 
> strip in orange-yellow.
> 
>  
> 
> Thanks.
> 
>  
> 
> Bill Shipley
> 
> Subject Matter Editor, Ecology
> 
> North American Editor, Annals of Botany
> 
> Département de biologie, Université de Sherbrooke,
> 
> Sherbrooke (Québec) J1K 2R1 CANADA
> 
> Bill.Shipley at USherbrooke.ca
> 
>  <http://callisto.si.usherb.ca:8080/bshipley/>
> http://callisto.si.usherb.ca:8080/bshipley/
> 
>  
> 
> 
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> 
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