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Posted by Luuk on 01/19/08 18:08
"itschy" <google@00l.de> schreef in bericht
news:58f6331e-c13b-4226-a64c-9f7bc1ea8726@v67g2000hse.googlegroups.com...
> On 18 Jan., 23:31, Jensen Somers <jensen.som...@gmail.com> wrote:
>> PHP has support to create images, so my guess is - if I understand the
>> problem correctly - you'll just need to find a way to draw dots and
>> lines, making them thicker depending on the weight they have.
>
> Not quite.
> You missed the part, where I mentiond that I do not have any
> coordinates of the nodes. Thus I'cant just draw them, cause I don't
> know where. :)
> What I seek is some solution, which finds a representation according
> to the information I have about the edges (that is, connected or not,
> and if, what weight/line length do they have).
>
> E.g.:
> I have three nodes A,B,C and 3 connections a(A,B,3), b(B,C,4), c(A,C,
> 5) (each with infos about from_node, to_node and weight/length.
> In this szenario, there are only two possible ways to draw that
> network correctly:
> 5
> A-----C B
> 3\ /4 3/ \4
> B A-----C
> 5
>
> And their rotations.
> I try to find some tool/algorithm which is able to do this (and draw
> it) in php.
> Tough luck I guess... :(
>
> itschy
aaah, you mean something like:
http://www.graphviz.org/Gallery/directed/hello.html
this is a sample with nodes 'hello' and 'world'
but this sollution does not give you weight...
(see also: http://www.graphviz.org/webdot/basic.html )
and, of course, this is not a PHP solution...
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