[OpenLayers-Users] change of baselayer changes mapExtent

[Andreas Hocevar]

Hi,

make sure that all your base layers have the same maxExtent, maxResolution, projection and units, or set them as options on the map instance.

Andreas.

On Mar 24, 2011, at 11:52 , Sven Burbeck wrote:

> Hi list,
> I have the following problem.
> My baselayer is of type "OpenLayers.Layer.Google".  MapProjection =
> "EPSG: 3857" (same as 900913).
> So far everything works well.
> Now I would like to add a second Baselayer of type
> "OpenLayers.Layer.WMS".  (Fist I tried using this layer as overlay-layer
> and everything worked well)
> However, when adding it as baselayer and changing the baselayer by
> radiobutton apparently the mapExtent changes and I can't display the new
> baselayer (WMS) anymore.
> 
> Is there anything, that I have to take into account when adding a layer
> as baselayer rather than as overlay?
> 
> cheers,
> Sven
> 
> -- 
> Sven Burbeck
> Bundesamt für Strahlenschutz (BfS)
> SW 2.1
> Rosastr. 9
> D-79098 Freiburg
> phone:	++49 (0)3018 333 6741
> fax:	++49 (0)3018 10 333 6741
> 
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-- 
Andreas Hocevar
OpenGeo - http://opengeo.org/
Expert service straight from the developers.