Map Width/Height defined as a percentage in OWS Context

Cameron Shorter cameron.shorter at gmail.com
Wed Dec 6 17:05:08 EST 2006


Width would be set to 100% of the size of the <DIV> (in line with HTML 
convensions). The will often be 100% of the browser window width.

Kralidis,Tom [Burlington] wrote:
>  
> 
> 
>>-----Original Message-----
>>From: Cameron Shorter [mailto:cameron.shorter at gmail.com] 
>>Sent: 06 December, 2006 4:32 PM
>>To: 'ows-4-geodss at opengeospatial.org'; 
>>webmap-discuss at mail.osgeo.org; Kralidis,Tom [Burlington]
>>Subject: Map Width/Height defined as a percentage in OWS Context
>>
>>Tom,
>>Am I right in understanding that WMC and OWS Context always 
>>specify Map Size in fixed coordinates. Eg:
>>
>>     <Window width="600" height="300"/>
>>
> 
> Correct.  This was originally from the WMC days.
> 
> 
>>With modern webmapping clients these days, maps are set to 
>>fit within the HTML <DIV> element that encloses them.
>>So what would work better for the context is to set window size as:
>>
>>     <Window width="100%" height="100%"/>
>>
>>The Area of Interest would then need to be calculated to fit 
>>the specified BoundingBox. (We need to make the assumption 
>>that users don't want to stretch images).
>>
> 
> 
> 100% of what?  This is assuming that a client has a width/height in
> place when loading a context.  What if my client purely derived from
> what a WMC/OWSContext provided in Window/@width and Window/@height ?
> 
> Similarly, we encountered this when working on WMC 1.0.0 (i.e. honouring
> bbox vs. window size).  It was decided that it would be up to the client
> on whether to recalculate the bbox or adjust the window width/height
> (i.e. when aspect ratio is off).
> 
> I would see this same behavious (i.e. letting the client decide) as can
> be applied to modern webmapping clients also.
> 
> Does this make sense?
> 
> 
>>Could you please add this to your OWS Context issues to 
>>address/discuss.
>>
> 
> 
> For sure.  Thanks.
> 
> 
>>--
>>Cameron Shorter
>>http://cameron.shorter.net
>>
>>
> 
> 


-- 
Cameron Shorter
http://cameron.shorter.net




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