Dear Pete,
If I understood correctly your statements, you need to make exactly
one color transparent, right?
If my undertanding is correct I'll try to guide you through using the
ImageWorker class.

Simone.
-------------------------------------------------------
Ing. Simone Giannecchini
GeoSolutions S.A.S.
Owner - Software Engineer
Via Carignoni 51
55041  Camaiore (LU)
Italy

phone: +39 0584983027
fax:      +39 0584983027
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http://www.geo-solutions.it
http://simboss.blogspot.com/
http://www.linkedin.com/in/simonegiannecchini

-------------------------------------------------------



On Sat, Mar 21, 2009 at 3:56 PM, Pete Ballack
<[email protected]> wrote:
> Hi everybody,
>
> I have an Gridcoverage (grayscale) and I'm am displaying it over some
> other images. I successfully applied an alpha, but it covers more than
> just one value. What i need is too hide just one specific color index.
>
> Example:
> My grayscale image has values from [0,255] and when i display it I
> only want values from [1,255] to be shown.
>
>
> Does anybody have an idea how to accomplish that task?
>
> Thanks
>
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Apps built with the Adobe(R) Flex(R) framework and Flex Builder(TM) are
powering Web 2.0 with engaging, cross-platform capabilities. Quickly and
easily build your RIAs with Flex Builder, the Eclipse(TM)based development
software that enables intelligent coding and step-through debugging.
Download the free 60 day trial. http://p.sf.net/sfu/www-adobe-com
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