[OpenLayers-Users] Clustering and addFeatures method

Eric Lemoine eric.c2c at gmail.com
Thu Oct 16 11:31:19 EDT 2008


Hi Yves. I don't see anything wrong with what you're doing. So you're
saying you are adding two features (far from each other), and
nevertheless see only one of the two on the map, right? Could you cook
up a small example so that we can reproduce the problem. Eric

2008/10/16, Jacolin Yves <yjacolin at free.fr>:
> Hello,
>
> I am trying to set up a cluster strategy for one of my vector layer. I add
> this code to my existing code:
>   var vector = new OpenLayers.Layer.Vector(name,
>                   {
>                      strategies: [
>                         new OpenLayers.Strategy.Cluster({distance:20})
>                       ]
>                   }
>                 );
> Before this, the code was " var vector = new OpenLayers.Layer.Vector(name);"
>
> I fill my vectorLayers later, reading a postgis result with:
>
> var feature = wktParser.read(_tmp[1]);
> [..]
> vectorLayer.addFeatures([ feature ]);
>
> I get only one feature (instead of 2) for all the zoom level. I tried to
> change the distance option above, but nothing append. If I check the DOM,
> nothing show me that there are more than 1 feature in this layer.
>
> Where am I wrong?
>
> Y.
> PS : the code is much more longer than here and is split in several
> functions
> so I can't show you all in once, I tried to put the most readable as
> possible.
> --
> Yves Jacolin
> ---
> http://softlibre.gloobe.org
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