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List:       kde-devel
Subject:    Re: graph widget (explained)
From:       Matthias Ettrich <ettrich () trolltech ! com>
Date:       2001-11-16 19:48:16
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On Sunday 16 December 2001 10:52, Stephan Stapel wrote:
> > Would the widget used in KChart help you ?
>
> Sorry, I think you misunderstood. I mean, I didn't describe my problem in a
> proper way... :-))=
> What I would like to do is displaying a tree, i.e. nodes which are
> connected by vertices. Each node may have a distinct number of inputs and
> outputs. In SgGraph, you can e.g. set bitmaps for each of these in
> different states (connected, unconnected etc.). It's somehow similar to
> what is being done for Kivio, Kuml etc. but I guess these folks are not
> designing the respective components for common use but rather for proper
> and elegant use within the desired contexts (applications). Am I wrong?!
>
> Is there a project like this?!

Not that I'm aware of, but with QCanvas that's actually quite easy now.

The demo example of Qt  (qt/examples/demp) contains the beginning of a graph 
class (graph.cpp, graph.h), even with a simple animated layout algorithm. Run 
the demo and select the 2D graphics page.

Matthias
 
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