[Qgis-developer] Multiple geometry columns per layer
matthias.kuhn at gmx.ch
Fri Nov 30 08:49:29 PST 2012
> So right now we have QgsFeature that contains ID, attributes and a
> geometry. I think we should keep that as-is because this is what is
> usually expected from a layer.
And the users would be forced to deal with yet another pretty strong API
change besides the API changes you plan to commit.
> In order to support multiple geometries per feature, we could possibly
> allow QgsGeometry class as another attribute type (next to int, double
> and QString). So providers like postgis that support multiple geometry
> columns could return additional geometries wrapped as attributes in
> QVariant. Would that work for you?
This would work perfectly well. I'm wondering how much work it would
mean to get this.
More information about the Qgis-developer