Sebastian Luque a ?crit :
> Hi,
>
> I have a 3 panel xyplot with different variables in the y axis. I'm
trying
> to insert a newline after "Width (cm)," in the ylab argument as
in the
> example below. My goal is to have the y axis label broken into two lines,
> split after the string just mentioned.
>
> plotfun <- function() {
> fakedf <- data.frame(A = sample(1:100, 50),
> B = rnorm(50),
> C = rnorm(50),
> D = rnorm(50))
> myplot <- xyplot(B + C + D ~ A, data = fakedf,
> outer = TRUE, allow.multiple = TRUE, layout = c(1,3),
> ylab = list(expression(paste(
> "VarB (cm" ^2, "), VarC (cm),\n or
VarD (cm)"))),
> xlab = list("VarA (d)"))
> postscript("testfig.eps")
> print(myplot)
> dev.off()
> }
>
> As you can see, this is not producing the desired result, which is
> probably associated with 3 warnings:
>
> Warning messages:
> 1: font metrics unknown for character 10
> 2: font metrics unknown for character 10
> 3: font metrics unknown for character 10
>
> Any help defining the ylab argument in this case is greatly appreciated.
>
> Thanks in advance,
library(lattice)
plotfun <- function() {
fakedf <- data.frame(A = sample(1:100, 50),
B = rnorm(50),
C = rnorm(50),
D = rnorm(50))
myplot <- xyplot(B + C + D ~ A, data = fakedf,
outer = TRUE, allow.multiple = TRUE, layout = c(1,3),
ylab = expression(atop(paste("VarB (", cm^2, "), VarC
(cm)"),
"VarD (cm)")),
xlab = "VarA (d)")
postscript("testfig.eps")
print(myplot)
dev.off()
}
plotfun()
Best,
Renaud
--
Dr Renaud Lancelot, v?t?rinaire
C/0 Ambassade de France - SCAC
BP 834 Antananarivo 101 - Madagascar
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