[geotk] painting radar range lines

[Thys Meintjes]

This is excellent, thanks.

On Sat, Jul 2, 2011 at 2:41 PM, sorel johann <johann.sorel at geomatys.fr>wrote:

> Hello,
>
> The best place to start with is the Demo module in geotoolkit pending.
>
> http://hg.geotoolkit.org/**geotoolkit-pending/file/**
> 6b48111b47d5/demos/geotk-demo-**samples/src/main/java/org/**
> geotoolkit/pending/demo<http://hg.geotoolkit.org/geotoolkit-pending/file/6b48111b47d5/demos/geotk-demo-samples/src/main/java/org/geotoolkit/pending/demo>
>
> You will find there a large set of code samples many of them documented to
> show how to manipulate datas, rendering engine, clients, processes,
> symbology ...
> For your objective the closest demos are those in the
> rendering/customgraphic and rendering/customgraphicbuilder package but I
> suggest you explore all demos since they will give you a good view of what
> geotoolkit can do.
> (still there are plenty of others things that can be done which are not in
> the demos)
>
>
> johann
>
>
>
> Le 02/07/2011 11:35, Thys Meintjes a écrit :
>
>> Hi all,
>>
>> I need some general guidance on best practices and technical matters. I'm
>> very new to GIS in general so please pardon my  ignorance.
>>
>> I want to paint a set of radar range rings centered on a position. A radar
>> sector scan is pained on top of the range rings and is continually updated
>> as the radar scans, like a rotating pie slice - I'm sure you've seen this
>> before...
>> Targets are painted as the scan sector passes over them and then fades
>> out... Like a normal radar would.
>>
>> I would like to do this on top of a JMap2D within the geotk/puzzle-gis
>> framework (The application will be Netbeans platform based) to get all the
>> benefits of a real GIS framework.
>>
>> My experiments up till now has many of these in place on a home-brew
>> canvas where I do my own painting. I guess I can re-state the question
>> as how do I integrate my own custom painting with JMap2D without running
>> into performance and threading issues ? And what of the GeoAPI's "features"
>> data types can be used to represent the targets as GIS objects ?
>>
>> Thanks and regards.
>>
>> --
>> Thys Meintjes
>>
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>>
>
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-- 
Thys Meintjes
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