[BioC] Question about Rgraphviz

Florian Hahne fhahne at fhcrc.org
Fri Apr 3 19:37:54 CEST 2009

Hi David,
please see the Vignette "A New Interface to Plot Graphs Using  
Rgraphviz" of the devel version of Rgraphviz. Section 5.2 deals with  
edge arrow shapes, and tee is one that is supported. You can also  
create custom shapes by providing a function.
I forwarded this to the bioc mailing list in order for others to  

On 03.04.2009, at 07:46, Jitao (David) Zhang wrote:

> Hi Florian,
>   I have a question about the Rgraphviz visualiazation: so far is  
> there a way to draw the arrow in 'tee' instead of 'normal' style?  
> That is, '--|' instead of '-->'. The former one is widely used to  
> represent inhibitory effect however I could not find how to draw it  
> with Rgraphviz.
>   Thanks!
> -- 
> Cheers,
> David

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