Re: [OpenMap Users] Re: [OpenLayers-Users] layer on top of google maps stretched

From: Tore Halset <halset_at_pvv.ntnu.no>
Date: Fri, 12 Jan 2007 19:36:36 +0100

Hello.

Sorry for sending this to the wrong list. I got confused by all the
projects starting with "open"..

  - Tore.

Den Jan 12, 2007 kl. 16:05 skrev Tore Halset:

> Thanks for the answer!
>
> Currently, it is two projections, google for the base map and EPSG:
> 4326 for the overlay. I was just thinking of implementing the
> google projection in my wms-service to prevent openlayers from
> stretching the image and thereby reducing the number of projections
> to one.
>
> It is not that important, I am very pleased by the current
> functionality. Thanks a lot for openlayers!
>
> - Tore.
>
> On Jan 11, 2007, at 13:30 , Christopher Schmidt wrote:
>
>> On Thu, Jan 11, 2007 at 01:24:02PM +0100, Tore Halset wrote:
>>> Hello.
>>>
>>> I am drawing a wms (transparent png) on top of google maps in
>>> openlayers. Openlayers use EPSG:4326 in the WMS request and stretch
>>> the returned image to fit pretty well. Circles in the WMS layer are
>>> stretched more and more as I navigate to the North of equator.
>>>
>>> Is it possible to specify a projection for the WMS-layer that will
>>> reduce the stretching?
>>
>> OpenLayers does not currently have the capability you are looking
>> for.
>> (Essentially, this would require having a map in two different
>> projections, which is both difficult technically and more complex
>> than
>> just making it work for Google.)
>>
>> This functionality is something that I would like to see at some
>> point,
>> but it's non-trivial implementation, and implementing it in a way
>> that
>> is:
>> * Generally useful
>> * Doens't hurt the general case
>>
>> is kind of hard.
>>
>> Regards,
>> --
>> Christopher Schmidt
>> MetaCarta
>
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Received on Fri Jan 12 2007 - 13:37:26 EST

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