[OpenLayers-Users] Dynamic load GeoRSS or GeoJSON

Tyler Durden tylersticky at gmail.com
Fri Mar 13 13:39:20 EDT 2009


On Fri, Mar 13, 2009 at 3:54 PM, Christopher Schmidt
<crschmidt at metacarta.com> wrote:
> On Fri, Mar 13, 2009 at 03:07:05PM +0000, Tyler Durden wrote:
>> I want to load dynamically Points with GeoRSS or GeoJSON and show it
>> on the map as markers with popups.
>> Dynamically because is 6000 points and the technique that I'm using is
>> a buffer around the bounding box and load new data when the user moves
>> the map and by sending the new bounding box to the server. This server
>> with return the points based on the current bounding box and deleting
>> the old ones. This only applies to the last 2 zooms.
>> OpenLayers. Layer. GeoRSS doesn't not allow to reload data.
>> Any idea for this?
>
>  * Layer.Vector
>  * Protocol.HTTP
>  * Format.GeoJSON
>  * Strategy.BBOX

Awesome!
http://trac.openlayers.org/browser/trunk/openlayers/examples/strategy-bbox.html
Thanks, Chirstopher



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