Re: issues with GraphPlot
- To: mathgroup at smc.vnet.net
- Subject: [mg99081] Re: issues with GraphPlot
- From: "Sjoerd C. de Vries" <sjoerd.c.devries at gmail.com>
- Date: Sun, 26 Apr 2009 01:39:45 -0400 (EDT)
- References: <gsuisc$drq$1@smc.vnet.net>
For the label: this is something hat the EdgeRenderingFunction should
do. Insert something like Inset[Text[#3], Mean[#1]] in what you
already have.
Cheers -- Sjoerd
On Apr 25, 10:50 am, sean_inc... at yahoo.com wrote:
> Hello group,
>
> A few things that I just can't figure out.
>
> 1. EdgeRenderingFunction ignores edge labels.
>
> GraphPlot[{{"B" -> "A" , "+"}, {"A" -> "B", "+"}},
> DirectedEdges -> True, VertexLabeling -> True,
> VertexRenderingFunction -> ({White, EdgeForm[Black], Disk[#, .05],
> Black, Text[#2, #1]} &), EdgeLabeling -> True,
> EdgeRenderingFunction -> ({ Arrowheads[Medium],
> Arrow[#1 , 0.07]} &), PlotStyle -> Thickness[0.005]]
>
> 2. As it is, above code produces a graph that is stretched
> horizontally a bit too much. About the half the horizontal width works
> better for me. How do I accomplish that? AspectRatio-> 1/GoldenRatio
> doesn't work since disk gets stretch also.
>
> 3. For node A to appear on the left, "B"-> "A" has to be defined
> first. If I reverse it, then the node B will appear on the left. What
> is the reason for this?
>
> Thanks in advance for any info.
>
> Sean