Here's another way.  You would have some challenges with data tips, but
nothing that can't be handled.  Hope that this gives you some ideas:

Multi-Clustered Column Chart Sample
<http://www.timothyhoff.com/projects/MultiClusteredColumnChartSample/Mul\
tiClusteredColumnChartSample.html>

-TH

--- In flexcoders@yahoogroups.com, "EddieBerman" <eddieberman2...@...>
wrote:
>
>
> While I haven't yet attempted that layout, here are my thoughts on one
> potential path:
>
> You'll need 5 series, with the first one (series 0) being the
composite
> (as the series are drawn from 0 to n, and if the composite column was
> the last one it would draw over the previous columns).
>
> You'll need to adjust the individual series columnWidthRatios and
> offsets so that series 0 and series 1 start at the same x position,
and
> (obviously) series 1-4 take up the space of 5 series columns.
>
> You'll need to have an itemRenderer for series 0. Override
> updateDisplayList() and set the unscaledWidth to be wide enough to
span
> series 1-4.
>
> Here are some potentially helpful links:
> 1) demonstrates tampering with columnWidthRatio and offsets:
>
http://www.stretchmedia.ca/code_examples/offset_calculator/SeriesOffsetC\
\
> alculator.html
>
<http://www.stretchmedia.ca/code_examples/offset_calculator/SeriesOffset\
\
> Calculator.html>
>
> 2) QuietlyScheming shows an example of complex stacking which you'll
> need since series 0 is a composite:
> http://demo.quietlyscheming.com/ChartSampler/app.html
> <http://demo.quietlyscheming.com/ChartSampler/app.html>
>
> That's only a start as you'll still need to also create a custom
legend
> and deal with the challenge of having the first 4 clusters blue-ish
and
> the next 4 orange-y. Having custom itemRenderers should help with that
> coloring issue.
>
> Good luck!
> -Eddie B.
>
>
> --- In flexcoders@yahoogroups.com, "gmoniey22" gmoniey22@ wrote:
> >
> > I haven't been able to find an example of this, or any indication in
> the docs of how to do this, but I would imagine it is possible.
> >
> > I want to chart some data that is hierarchical. Essentially each
> parent has a few children. I want the children to be clustered columns
> inside a big column which indicates the parent (which is the sum of
all
> the children)
> >
> > I found this example image which kinda shows what I am thinking of:
> > http://peltiertech.com/images/2009-02/MariBar_OverlapColumns.png
> >
> > Thanks!
> >
>


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