[OpenLayers-Users] change layer style on zooming

[Gery]

Phil Scadden wrote
> That is done via google api (Google elevation service). 
> OpenLayers.Handler.Hover created on the map, and then a callback added 
> to "pause" which calls the elevation service. Use var lonLat = 
> this.map.getLonLatFromPixel(e.xy); to get an xy location and if 
> necessary, transform it to lat/long.
> 
> I am however also using WMSgetFeatureInfo to retrieve height info from 
> grids (eg subsurface geology) which would be another way to implement it.

cool, I'll check that and see how it goes, thanks.



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