On Wed, Mar 26, 2008 at 6:01 AM, Tribo Laboy <[EMAIL PROTECTED]> wrote:
> Apologies! I though that the Orange dataset comes with R, but it is in
> fact in the package "datasets".
>
> So here's another "Orange2" dataset for the example:
>
> Tree_v = rep(c(1:5),each = 5)
> age_v = rep(seq(1,25, by = 5),5) + 10*runif(25)
> circumference_v <- rep(seq(21,45, by = 5), 5)*Tree_v + 25*runif(25)
> Orange2 <- data.frame(Tree = as.factor(Tree_v), age = age_v,
> circumference = circumference_v)
>
>
> This works fine:
>
> ggplot(data = Orange2, aes(x = age, y = circumference, color = Tree))
> + geom_line()
>
> These generate errors (included):
>
> > ggplot(data = Orange2, aes(x = age, y = circumference, color = Tree,
> linetype = Tree)) + geom_line()
> Error in get("check_domain", env = ., inherits = TRUE)(., ...) :
> Too many values in domain (5 > 4)
>
>
> > ggplot(data = Orange2, aes(x = age, y = circumference, color = Tree)) +
> geom_line() + scale_linetype_manual(value = c(1:5))
> Error in unit(values, units, data = data) :
> 'x' and 'units' must have length > 0
>
>
> What am I doing wrong?
It works fine for me, which implies that it's a bug that I've fixed in
the development version. I should be releasing a new version soon
(just as soon as I've handed in my thesis on Monday) so your best bet
is to wait for that.
Hadley
--
http://had.co.nz/
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