[R] dotchart - problem with gcolor

[John Kane]

Excellent, it does exactly what I wanted.. I had never
encountered "unname" before.  

Thanks very much.  

--- Gabor Grothendieck <ggrothendieck at gmail.com>
wrote:

> Try this:
> 
> aa <- c(a = 1, b = 2, c = 3)
> dotchart(unname(aa), col = 1:3)
> axis(side = 2, seq_along(aa), names(aa))
> 
> 
> 
> On Jan 19, 2008 5:01 PM, John Kane
> <jrkrideau at yahoo.ca> wrote:
> >
> > --- Gabor Grothendieck <ggrothendieck at gmail.com>
> > wrote:
> >
> > > Use col= for that.
> >
> > Well yes, but I was trying to get the points on
> the
> > graph coloured and the value labels uncoloured
> (that
> > is black).
> >
> > Thanks
> >
> >
> >
> >
> > >
> > > On Jan 19, 2008 4:31 PM, John Kane
> > > <jrkrideau at yahoo.ca> wrote:
> > > > Thank you Gabor.  The examples are excellent.
> > > >
> > > > I was misreading the intend of gcolor.  I had
> > > thought
> > > > that it would allow me to colour all of the
> value
> > > > labels .
> > > >
> > > >
> > > > --- Gabor Grothendieck
> <ggrothendieck at gmail.com>
> > > >
> > > > wrote:
> > > >
> > > > > Or even one group if its named:
> > > > >
> > > > > dotchart(cbind(a = aa), gcolor = "red")
> > > > >
> > > > > On Jan 19, 2008 3:18 PM, Gabor Grothendieck
> > > > > <ggrothendieck at gmail.com> wrote:
> > > > > > You only have one group.  Try it with two
> > > groups:
> > > > > >
> > > > > > dotchart(cbind(a = aa, b = aa), gcolor =
> > > "red")
> > > > > >
> > > > > >
> > > > > >
> > > > > > On Jan 19, 2008 2:48 PM, John Kane
> > > > > <jrkrideau at yahoo.ca> wrote:
> > > > > > > It a trivial point but can anyone tell
> me
> > > why
> > > > > gcolor
> > > > > > > is not working here? I thought that I
> should
> > > be
> > > > > > > getting the letters in red.  lcolor
> seems to
> > > > > work just
> > > > > > > fine.
> > > > > > >
> > > > > > > aa <- c(3,6,3,5,8)
> > > > > > > lbs <- LETTERS[1:5]
> > > > > > >
> > > > > > > dotchart(rev(aa), pch=16,
> labels=(rev(lbs)),
> > > > > > > lcolor="blue", gcolor="red")
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
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