Hi Mike and Mapmaker.

Thanks for your answers. I will chew on them and see if my stomach can turn 
your knowledge into something useful :)

There is something I don't understand though, and I hope you can enlighten me 
on this matter:

1. I would think that the 'map' object would have a projection assigned and 
this projection would describe how the user sees the data. 

You described that Geoserver do projections on the fly - great :) But also that 
the base layers should all be in the same projection (sad).

2. If I know in what projection a (base) layer is in, I would tell OpenLayers 
in the layer configuration. Then there might be a difference between the 
projection of the layer and the map, but as I see OpenLayers, it is used as a 
top-down-looking (orthogonal-view) framework for displaying geo-data, and the 
difference thus could be described by a 2D translation in screen space? Of 
course this needs to be determined, but this must be relatively simple.
** The reasoning is that no matter what projection is used, it would still 
result in an image (or set of tiles) on the computer screen - the question is 
'just' where.

I hope you have the patience to help me understand why it isn't that simple :)

Regards, Casper

-----Oprindelig meddelelse-----
Fra: users-boun...@openlayers.org [mailto:users-boun...@openlayers.org] På 
vegne af Mapmaker
Sendt: 26. marts 2010 14:45
Til: users@openlayers.org
Emne: Re: [OpenLayers-Users] OpenLayers, Geoserver and Projections.


Ahhhh yes!  I forgot about that...  I'm used to people always wanting the
display coordinates in EPSG:4326- so that totally slipped my mind.  Thanks
for the clarification =)
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