[OSM-dev] Osmarender: Produce SVG maps for mobile phones (SVG TINY/BASIC)

80n 80n80n at gmail.com
Thu May 10 10:12:26 BST 2007


What features in the current SVG files created by Osmarender are not part of
the SVG Tiny specification?

On 5/10/07, George Sgouros <sgouros at anro.gr> wrote:
>
> ----- Original Message -----
> From: "Frederik Ramm" <frederik at remote.org>
> To: "George Sgouros" <sgouros at anro.gr>
> Cc: "80n" <80n80n at gmail.com>; <dev at openstreetmap.org>
> Sent: Wednesday, May 09, 2007 5:37 PM
> Subject: Re: [OSM-dev] Osmarender: Produce SVG maps for mobile phones (SVG
> TINY/BASIC)
>
>
> >George,
>
> >> I don't think it is such a good idea to steer Osmarender away from SVG
> >> features that are not supported by SVG mobile. This could
> >> signigificantly reduce the features offered by the full
> SVG  created  by
> >> Osmarenderer since SVG tiny lacks a lot of SVG Full features.
>
> >But on 29th January, on this list, you wrote:
>
> > Using Illustrator, I converted one of the OSM maps from SVG to SVG  Tiny
> .
> > The resulting map was identical as far as I can figure. The only  thing
> > which
> > differs from the full blown SVG map is that the navigation keys on  the
> > left
> > are not working. This happens because according to the  specification
> the
> > SVG
> > Tiny platform does not support events (which is not such a major
> > restriction, since this map will be used on mobile phones anyway).
> > So, I belive that SVG Tiny is powerful enough to visualise OSM maps
> > without
> > any problems.
>
> >At that time it sounded as if we could use SVG tiny without loss of
> >quality?
>
> Yes, it actually did but only in the context of mobile devices. Moreover,
> quality is one thing and features is another.
>
> What I tried to answer with my first post is the following question:
>
> If we use SVG Tiny to display an OSM map to a mobile phone, will the
> quality
> be the same (or almost the same)?
>
> IMHO the answer is still yes. However, I suppose that the extra features
> of
> SVG Full should not be sacrificed just to produce maps which are
> compatible
> with mobile devices as well.
>
> Correct me if I am wrong but it just hit me that some are considering the
> option of totally changing osmarender in order to produce SVGTiny-only
> maps.
> Is SVG-FULL under negotiation?? It didn't even cross my mind!
>
> If this is true, my old post might have mislead some of you for which I am
> sorry.
>
> George
>
> >Bye
> >Frederik
>
> >--
> >Frederik Ramm  ##  eMail frederik at remote.org  ##  N49°00.09' E008°23.33'
>
>
>
>
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