The CRS lab is a little bit friendly (swing app) and shows how to do  
this. It shows a preview; and allows you to export a transformed file.
You may wish to extend it since it is just a tutorial right now.
Jody
On 27/10/2009, at 5:47 AM, Sunburned Surveyor wrote:

> I know that GeoTools has a great CRS module. I'd like to know if there
> has been any effort to package the functionality of this module in a
> user friendly executable program. I was thinking of a some code that
> would show a simple Swing GUI that would allow the user to input the
> following data and then perform a CRS transformation:
>
> [1] Source data file.
> [2] Destination data file.
> [3] Source CRS EPSG code or WKT CRS definition.
> [4] Destination CRS EPSG code or WKT CRS definition.
>
> Has anyone coded a simple tool like this, using the GeoTools CRS
> module? I know UDig has some reprojection support, but I've been
> having trouble with it. I think it would be great to have a simple
> tool to do reprojection of GIS data using GeoTools, and I think this
> tool could see some heavy use.
>
> If we don't have an existing tool, I'd like to think about coding one
> for my own use. Would this have a home in Geotools? Could we include
> it with the CRS module? Would you guys have suggestions on the
> implementation of this tool?
>
> If I tried to code this tool, I'd get it working with just Shapefiles
> at first. Then I might be able to add other common GIS formats
> supported in GeoTools.
>
> Thanks,
>
> Landon
>
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