[Qgis-user] Double line Feature

[Giovanni Manghi]

When doing the buffer check the "dissolve results" option.





On Tue, 2011-10-25 at 20:48 +0200, Matej Mailing wrote:
> This is almost it! :-)
> 
> Now we get a lot of polygons - is it possible to combine all the
> polygons into one object (so that there are no "borders" inside it)?
> 
> Thanks,
> Matej
> 
> 2011/10/25 Albin Blaschka <albin.blaschka at standortsanalyse.net>
>         
>         
>         Am 25.10.2011 13:52, schrieb Matej Mailing:
>         
>                 Basically we need this to define some sort of
>                 "protected area" (for
>                 example, 30 cm in both sides from the cable) along
>                 some
>                 telecommunication network cables (mainly optical) and
>                 therefore I don't
>                 think only the representation would be sufficient.
>                 Probably some plugin
>                 that would create polygon with a centralized line that
>                 we are "snapping
>                 to" and with defined area (width) would be even better
>                 than just two
>                 lines, because this way we could define some color of
>                 fill of that
>                 closed "part" around cable in our projects for
>                 example. Hopefully I
>                 explained it enough clearly, if you need more
>                 information, please let me
>                 know :-)
>         
>         
>         Hello!
>         
>         That sounds like you need a buffer :-)
>         In QGIS, you find this functionality under Vector (fTools
>         plugin) -> Geoprocessing (or similar, I have just the german
>         version at hand at the moment...)
>         
>         Albin
>         
>         
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>