Re: [Geotools-gt2-users] calculate distance between two multipolygons

[sunish <sun...@gm...>]

Have you tried the GeodeticCalculator?

http://docs.geotools.org/latest/userguide/library/referencing/calculator.html


On Thu, Aug 28, 2014 at 12:32 AM, Serega Sheypak <ser...@gm...>
wrote:

> I know it :)
> All Geometry objects have coordinates in degrees (longitude, latitude),
> since it's a WSG_84 shape file. You can't use distance method because it
> works only for "planar" objects, correctly projected on 2D sufrace.
>
>
> 2014-08-27 20:26 GMT+04:00 sunish <sun...@gm...>:
>
> SimpleFeatureIterator it = features.features();
>>
>>  while (it.hasNext()) {
>>         SimpleFeature f = it.next();
>>         Geometry geom = f.getDefaultGeometry();
>>  }
>> it.close();
>>
>> Geometry has function distance(Geometry geom2);
>>
>>
>> http://www.vividsolutions.com/jts/javadoc/com/vividsolutions/jts/geom/Geometry.html
>>
>>
>> http://www.vividsolutions.com/jts/javadoc/com/vividsolutions/jts/geom/Geometry.html#distance%28com.vividsolutions.jts.geom.Geometry%29
>>
>>
>>
>> On Wed, Aug 27, 2014 at 3:45 PM, Serega Sheypak <ser...@gm...
>> > wrote:
>>
>>> Hi, I have a several multiplogons loaded from shp file
>>> I'm usng import org.geotools.data.DataStore to load multipolygons and
>>> SimpleFeatureCollection features = featureSource.features to iterate
>>> over loaded geometries.
>>> My geometries have longitude, latitude coordinates.
>>>
>>> I want to calculate distance between my multipolygons and get result in
>>> meters. If multipolygons intersects, distance should be 0.0 meters.
>>>
>>> I have a mess in my head, I've tried to use
>>> http://docs.geotools.org/latest/tutorials/geometry/geometrycrs.html
>>>
>>> but it uses deprecated classes.. Can you give me some link to read how
>>> to do it in Java?
>>>
>>>
>>>
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>>>
>>
>>
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>