[Qgis-developer] QGIS 2.0 layertree: decoupling logical grouping and the drawing order

[Sandro Santilli]

On Wed, Nov 09, 2011 at 05:26:42PM +0100, Andreas Neumann wrote:
> Hi,
> 
> Next to being a QGIS user, we are also Autodesk users. One feature I
> like in Autodesk which doesn't exist in QGIS is the decoupling of
> the logical grouping (our existing nested hierarchies) from the
> actual drawing order.
> 
> In Autodesk you have two tabs in the layer tree. One tab is for the
> logical grouping, in the other tab you get a flat list of the
> drawing order.
> 
> Use case: you want to logically group layers from different media
> (say all gaz layers, all water layers, all waste-water layers), but
> in the drawing order you first want to draw the polygon features,
> then the line features, then the point features.
> 
> Something to discuss in the Zurich meeting?
> 
> Attached is also the relevant part of the GUI in Autodesk. It is
> german. The "Gruppen" tab means "Groups", the
> "Zeichnungsreihenfolge" tab means "drawing order".
> 
> Do you also think that this decoupling would be useful for upcoming
> QGIS versions?

I'll like it !
I want my layers to be grouped by topologies, but the actual things
drawn should be in an order which depends on geometry type, not
logical group appartenence.

--strk;

  ()   Free GIS & Flash consultant/developer
  /\   http://strk.keybit.net/services.html