[Lazarus] TAChart

[Mattias Gaertner]

On Tue, 29 Jan 2013 07:34:22 +1100
Alexander Klenin <klenin at gmail.com> wrote:

> On Tue, Jan 29, 2013 at 7:11 AM, Mattias Gaertner
> <nc-gaertnma at netcologne.de> wrote:
> > Hi Alexander,
> If you do not mind, I would prefer public discussion of TAChart-related topics.

No problem.
Maybe someone knows a nice graph visualization control.

 
> > Does TAChart has something like this:
> > http://bost.ocks.org/mike/uberdata/
> 
> No. This is quite interestiong diagram type, which I would like to add.
> However, it requires graph data as input, completely different from usual
> linear data used for all other diargam types, so is not easy.
> 
> > or some force layout like this:
> > http://bost.ocks.org/mike/fisheye/
> 
> Do you mean points-and-lines graph representation or fisheye distortion?

I meant force layouted graph with fisheye distortion.
I need to show strong connected components of a graph.

> If first, then yes, you can use one point series and one line series
> to draw such diargam.
> If second -- the no, currently only single-axis transformations are supported.
> However, "Cartesian" distortion depicted lower on this page is possible --
> see "axistransf" demo for similar example.

Mattias