[OSM-talk] Vector rendering on the client?

[Stephan Schildberg]

I would suggest to inform yourself about http://openlayers.org/ , which
solve some of your demands, although not with SVG.

regards, Stephan.
>  
>
> I think I'm on safe ground with my presumption that maps are recorded and 
> stored in vector format. I observe that whan I try to _use_ the map (on 
> Firefox 3 on SuSE 10.3/Linux) it takes a looooong time to render and does so 
> in a bitmap format. 
>
> Since my browser is able to render SVG natively (albeit a subset of the full 
> SVG spec), is there a way to offload some of the processing burden from the 
> server and retrieve maps in vector format. 
>
> It strikes me that there should be some considerable advantages to doing this 
> (if it's not already available :o)   ) Not least would be resolution 
> independence. quicker zooming and, of particular interest to me, the ability 
> to show/hide/make-translucent chosen features by category/name/layer/type/&c.
>
> Clearly there are some technical issues, such as how much of the detail to 
> download at each zoomed level (Don't need to specify the pavement widths or 
> even the existence of their host roads on a view of a continent) but I 
> presume AJAXy technology can incrementally add/remove detail into/from the 
> SVG DOM, on the zoom request
>
> <excuse>I guess I'm being a bit lazy and putting in a feature request without 
> the prior research</excuse> but <hope>I'm sure you'll be kind and let me know 
> in a kind and considerate way </hope>
>
> Cheers
>
> Greg
> (UK)
>
>
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>   


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