[OpenLayers-Users] Grouping Features into "one" feature using Styles or other means

[Christopher Schmidt]

On Tue, Oct 06, 2009 at 09:22:47AM -0500, David Fawcett wrote:
> Also, if you don't need the vector feature funcionality (and you are
> using a server product capable of serving a WMS), you might think
> about using a WMS layer and dealing with the scale-dependent rendering
> on the server side.

I'm not aware of any map rendering products that do clustering-style
displays easily, though? Maybe this is an option in some of them
that I'm not aware of?

-- Chris

> David.
> 
> On Tue, Oct 6, 2009 at 1:27 AM, Christopher Schmidt
> <crschmidt at metacarta.com> wrote:
> > On Mon, Oct 05, 2009 at 04:07:27PM -0800, Jonathan Sawyer wrote:
> >> Hi everyone,
> >>
> >> I have a feature class of points that displays a breadcrumb trail of GPS
> >> points for a target. When zoomed out to the full extent of the map,
> >> OpenLayers renders 1000+ points in a tiny little area, thus reducing
> >> performance of my application. Is there a way I can tell OpenLayers to
> >> render just one point for a bunch of points within a given radius of the
> >> point? For example, when zoomed out to the full extent, I would rather have
> >> 1 to 3 points rendered rather than 1000+, but then be able to see every
> >> point applicable when zoomed in.
> >
> > Clustering.
> >
> > http://openlayers.org/dev/examples/strategy-cluster.html
> >
> >> Thanks in advance for any help.
> >>
> >> Jon
> >
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-- 
Christopher Schmidt
MetaCarta