[Qgis-developer] Digitizing behavior

[Salvatore Larosa]

Hi Jürgen

2013/8/20 Jürgen E. <jef at norbit.de>

> Hi Salvatore,
>
> On Mon, 19. Aug 2013 at 23:48:16 +0200, Salvatore Larosa wrote:
> >    I'm noticing that while digitizing a new feature which overlaps
> another,
> >    the latter is at the top although I expect to see it at the bottom,
> so the
> >    new feature should overlap to the existent one.
>
> IMHO the render order should be considered arbitrary. The provider doesn't
> return the features in a particular order later anyway.
>
> Currently (w/o Matthias patch) while the layer is edited feature with
> changed
> geometries are rendered first (ie. bottom), then added features and then
> features from the provider (- those that are going to be deleted).
>
> I don't think that this must be changed.  If a layer can have overlapping
> features, it probably should be configured to show them transparently
> already.
>
>
Yes, you're right and this is a particular case and we can use transparency
if there are overlapping features,
mine was only a reflection on how other software behaved with such a
similar thing.

Nevertheless my vote is for apply Matthias's patch!

Thanks,

-SL





> Jürgen
>
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> Jürgen E. Fischer         norBIT GmbH               Tel. +49-4931-918175-31
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-- 
Salvatore Larosa
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