Re: libchamplain displaying GIS files.

[Guillemin <guillemin bafferon gmail com>]

Hi,

Thanks for your answers. I have now a much clearer idea about what
libchamplain do and how.

Guillemin.

Le jeudi 16 septembre 2010 à 20:06 +0200, Jiří Techet a écrit :
> On Wed, Sep 15, 2010 at 22:11, Guillemin <guillemin bafferon gmail com> wrote:
> > Hi,
> >
> > I'm a geography student who use mostly gnome and feel that there is a
> > real lack of free cartography and GIS program using nice GTK+ frontend.
> >
> > As far as I know, libchamplain focus on displaying nicely tiles from
> > raster maps. Is there any plan or possibility to see it evolve to
> > display standard GIS vector files (such as shape files or KML) ?
> >
> > Thank you for your answers and for your work on libchamplain.
> >
> 
> Hi Guillemin,
> 
> libchamplain has a fairly flexible system of map sources and renderers
> now. What a renderer does is that based on coordinates it renders a
> bitmap tile which is then displayed by libchamplain. We already have
> one renderer that renders tiles from vector data - it's a renderer
> based on the libmemphis library
> (https://trac.openstreetmap.ch/trac/memphis/wiki/LibMemphis) which
> renders tiles from OpenStreetMap vector files (in OSM format). I would
> expect that there already exist similar libraries for SHP and KML (do
> they?). So if there is a library that creates bitmaps from the shape
> or kml files, it should be fairly easy to integrate it into
> libchamplain.
> 
> In the next release I'd like to concentrate on the frontend side of
> libchamplain so this is not my top priority now but of course I will
> gladly accept any patches if someone wishes to work on that.
> 
> Jiri
> 
> (P.S. Please subscribe to the mailing list if you want to make a post,
> otherwise I have to manually approve your postings.)
> 
> 
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