Re: [Geotools-gt2-users] Empty map layer causes map rendering issues

[Jody G. <jod...@gm...>]

Can you not just mark the layer as not visible?

-- 
Jody Garnett

On Saturday, 12 February 2011 at 6:54 AM, Richard Marshall wrote: 
> 
> Hi
> 
> I am creating a simple map layer that I am using as a highlight layer. 
> Basically it contains a circular 'halo' (external graphic) feature that is
> positioned over a circle point feature to emphasize the current point
> feature. The layer is created when it is first needed and then cleared when
> no longer required. As well as the highlight layer I also have a shapefile
> layer and a layer to display the point features. When I clear the highlight
> layer the map is redrawn as a tiny image in the top left corner and I see
> the following warning in the console:
> 
> Possible use of "Transverse_Mercator (Inverse transform)" projection outside
> its valid area.
> Latitude 597°15.2'N is out of range (±90°).
> 
> This is code I'm using to clear the layer:
> 
>  FeatureSource<SimpleFeatureType, SimpleFeature> featureSource =
> getFeatureSource();
>  CollectionDataStore dataStore =
> (CollectionDataStore)featureSource.getDataStore();
>  FeatureCollection<SimpleFeatureType, SimpleFeature> featureCollection =
> dataStore.getCollection();
>  featureCollection.clear();
> 
> I'm using GeoTools v2.6.3 and a JMapPane.
> 
> The workaround is to delete the layer and remove it from the map context
> when it is not required and recreate it from scratch each time it is needed
> but I was hoping to not have to do this.
> 
> Any help or pointers would be gratefully appreciated.
> 
> Richard
> -- 
> View this message in context: http://osgeo-org.1803224.n2.nabble.com/Empty-map-layer-causes-map-rendering-issues-tp6017156p6017156.html
> Sent from the geotools-gt2-users mailing list archive at Nabble.com.
> 
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