[R] Wrapping long labels in barplot(2)

[Jan P. Smit]

Dear Tom,

Many thanks. I think this gets me in the right direction, but 
concatenates all levels into one long level. Any further thoughts?

Best regards,

Jan


Mulholland, Tom wrote:
> This may not be the best way but in the past I think I have done something like
> 
> levels(x) <- paste(strwrap(levels(x),20,prefix = ""),collapse = "\n")
> 
> Tom
> 
> 
>>-----Original Message-----
>>From: Jan P. Smit [mailto:janpsmit at gmail.com]
>>Sent: Thursday, 14 April 2005 11:48 AM
>>To: r-help at stat.math.ethz.ch
>>Subject: [R] Wrapping long labels in barplot(2)
>>
>>
>>I am using barplot, and barplot2 in the gregmisc bundle, in the 
>>following way:
>>
>>barplot2(sort(xtabs(expend / 1000 ~ theme)),
>>     col = c(mdg7, mdg8, mdg3, mdg1), horiz = T, las = 1,
>>     xlab = "$ '000", plot.grid = T)
>>
>>The problem is that the values of 'theme', which is a factor, are in 
>>some cases rather long, so that I would like to wrap/split them at a 
>>space once they exceed, say, 20 characters. What I'm doing now is 
>>specifying names.arg manually with '\n' where I want the 
>>breaks, but I 
>>would like to automate the process.
>>
>>I've looked for a solution using 'strwrap', but am not sure 
>>how to apply 
>>it in this situation.
>>
>>Jan Smit
>>
>>Consultant
>>Economic and Social Commission for Asia and the Pacific
>>
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> 
> 
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