[R] change confidence interval line length in barplot2 (plotrix package)
batholdy at googlemail.com
Tue Jan 22 21:41:52 CET 2013
Ok, I have to apologize,
I confused the packages.
It's the function barplot2 from the gplots package!
> It calls itself an extenstion of barplot2 and has a ci.lwd argument. Might save you the time of doing what I thought might be needed, hacking te code.
Unfortunately ci.lwd controls the thickness of the line but not the horizontal width.
On Jan 22, 2013, at 21:24 , David Winsemius <dwinsemius at comcast.net> wrote:
> On Jan 22, 2013, at 10:28 AM, Martin Batholdy wrote:
>> is there any way to change the width of the horizontal line of confidence intervals
>> in the barplot2 function in the plotrix package (independent of the width of the bars)?
>> example code:
>> # Example with confidence intervals and grid
>> hh <- t(VADeaths)[, 1]
>> mybarcol <- "gray20"
>> ci.l <- hh * 0.85
>> ci.u <- hh * 1.15
>> mp <- barplot2(hh, beside = TRUE,
>> col = c("lightblue", "mistyrose",
>> "lightcyan", "lavender"),
>> legend = colnames(VADeaths), ylim = c(0, 20),
>> main = "Death Rates in Virginia", font.main = 4,
>> sub = "Faked 95 percent error bars", col.sub = mybarcol,
>> cex.names = 1.5, plot.ci = TRUE, ci.l = ci.l, ci.u = ci.u)
> When I did an sos::findFn("barplot2") search to locate the "real" `barplot2` O alos noted in the same package (gplots) a function named `ooplot`. It calls itself an extenstion of barplot2 and has a ci.lwd argument. Might save you the time of doing what I thought might be needed, hacking te code.
> David Winsemius
> Alameda, CA, USA
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