[R] ggplot2: Changing colour scheme for bar plot filling?

[baptiste auguie]

not with the theme, as far as I know, but you can do:

set_default_scale("fill", "discrete","grey")

baptiste

On 10 March 2010 10:31, Johannes Graumann <johannes_graumann at web.de> wrote:
> Indeed. Thank you. Is there a global switch analogous to
> "theme_set(theme_bw())"?
>
> thanks for your help, Joh
>
> On Wednesday 10 March 2010 10:29:05 baptiste auguie wrote:
>> Hi,
>>
>> last_plot() + scale_fill_grey()
>>
>> should do it
>>
>> HTH,
>>
>> baptiste
>>
>> On 10 March 2010 09:46, Johannes Graumann <johannes_graumann at web.de> wrote:
>> > Hello,
>> >
>> > I'd like to sitch to a monochrome/bw color-palette for the filling of
>> > geom_bar-bars (produced via "qplot" as in the example below). Hours of
>> > googling didn't yield anything useful, so I thought, I'd just ask ...
>> >
>> > Thanks, Joh
>> >
>> > library(ggplot2)
>> > qplot(factor(cyl), data=mtcars, geom="bar", fill=factor(cyl))
>> >
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>>
>