[BioC] Problem with coloring histograms

[J.delasHeras at ed.ac.uk]

Agh, ignore this...

I needed a coffee... it works just fine, it's just that the first bar 
was so tiny it didn't really show at teh scale I was drawing, so the 
bar I was looking at was actually the second. Doh! All is good.

Jose

Quoting J.delasHeras at ed.ac.uk:

>
> Hi,
>
> I am using 'hist' to make a frequency histogram from my
> background-substracted foreground values. I want to highlight the first
> bar in the histogram. That's easily accomplished... unless the first
> bar is of negative values, then teh bar can't get coloured. It's either
> all coloured or nothing.
>
> what I do is something like this:
>
> hist(RG.s$R,col=c("darkblue",rep("white",14)))
>
> this one contains only positive values, and paints the first bar blue,
> and teh rest white.
>
> but if the RG.s$R vector contains some negative values, then the bar at
> the left of the 0 (negative counts) doesn't get coloured.
>
> However, if I do:
>
> hist(RG.s$R,col="darkblue")
>
> it paints all of them blue... so teh first bar can be painted
>
> so... anybody knows how can I get around this?
>
> Jose
>
> --
> Dr. Jose I. de las Heras                      Email: J.delasHeras at ed.ac.uk
> The Wellcome Trust Centre for Cell Biology    Phone: +44 (0)131 6513374
> Institute for Cell & Molecular Biology        Fax:   +44 (0)131 6507360
> Swann Building, Mayfield Road
> University of Edinburgh
> Edinburgh EH9 3JR
> UK
>
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-- 
Dr. Jose I. de las Heras                      Email: J.delasHeras at ed.ac.uk
The Wellcome Trust Centre for Cell Biology    Phone: +44 (0)131 6513374
Institute for Cell & Molecular Biology        Fax:   +44 (0)131 6507360
Swann Building, Mayfield Road
University of Edinburgh
Edinburgh EH9 3JR
UK