You will get a feature collection of all the features where the user
clicked; you can go through the feature collection if you like and
copy them into a feature collection.
Jody
On Tue, Oct 6, 2009 at 12:18 AM, dadar (via Nabble)
<[email protected]> wrote:
> so with that source I can access the data?
> how I put the data into array if there is 2 or more data in where I clicked
> the area?
>
> Darmawan
>
> Jody Garnett-2 wrote:
> A bounding box query (matching the area the person clicked) will do.
>
> There is an example in the user guide
> http://docs.codehaus.org/display/GEOTDOC/Filter+Examples
>
> Under "What did I click on":
>
> ReferencedEnvelope pixels = new ReferencedEnvelope( x-1,y-1, x+1, y+1,
> screenCRS );
> MathTransform screen2world= CRS.findMathTransform(screenCRS, dataCRS);
>
> ReferencedEnvelope selected = JTS.transform( pixels, null,
> screen2world, 10 );
>
> FilterFactory2 ff = CommonFactoryFinder.getFilterFactory2
> ( GeoTools.getDefaultHints );
> Filter filter = ff.bbox( ff.property("THE_GEOM" ), ff.literal
> ( selected ) );
>
>
> Jody
>
> On 05/10/2009, at 4:15 PM, dadar wrote:
>
>>
>> I need to gain data from an area in my shapefile when i clicked it
>> does anybody know which function and how can I get the data??
>> and how can I get the center point (x,y) from a polygon??
>>
>> Darmawan
>> --
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>>
>>
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