Re: [igraph] Question on layout.drl .... What are the colors?

[Gábor Csárdi]

On Tue, Apr 10, 2012 at 5:38 PM, Peter Flom
<address@hidden> wrote:
> Hello again
>
> Sorry to be asking so many questions!
>
> I have a connected component that I am trying to graph. When I run
>
> plot(component1, layout = layout.drl, vertex.size = 1, vertex.label = NA,
> edge.arrow.size = .1)
>
> some of the links and nodes are blue, some are black. I didn't see anything
> about this on the documentation for .drl, and the example they give there
> shows up in all black.  Eventually, I will want to change the colors of the
> nodes, but I am curious as to what is going on

Most probably your graph has a vertex attribute called 'color' and
this is automatically used for plotting.
If you don't want it, you can say plot(...., vertex.color="black", ...).

See
summary(component1)
?igraph.plotting

G.

> Thanks!
>
> Peter
>
>
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-- 
Gabor Csardi <address@hidden>     MTA KFKI RMKI