[Qgis-user] Adding topological vertices

[Bernhard Ströbl]

Hi Jan,
sorry I cannot reproduce the behaviour you describe in QGIS 3.4.10. Be 
sure to read about the new vertex tool (and its changed behaviour 
compared to 2.*) in the manual [1]

Bernhard

[1] 
https://docs.qgis.org/3.4/en/docs/user_manual/working_with_vector/editing_geometry_attributes.html#vertex-tool

Am 09.08.2019 um 14:35 schrieb Jan Hartmann:
> Hi all,
> 
> In QGIS 2 I could add a vertex on a segment shared by two polygons just 
> by double-clicking on that segment. When topological editing was 
> enabled, a new vertex was added to both polygons, and I could move them 
> both just by dragging.
> 
> In QGIS 3, when topological editing is enabled, moving a shared vertex 
> is a bit more complex. I cannot just click on that vertex and then click 
> on the destination location, for then only one of the shared vertices is 
> moved. I have to shift-drag around the vertex, then click on the 
> selected vertices, and only then all shared vertices are moved. No 
> problem with that, by the way.
> 
> The real problem is when I want to add a vertex on a shared segment. 
> When I double-click on that segment, a new vertex appears, but only on 
> one of the segments. I can move that vertex, but only one segment is 
> moved. The underlying segments remain in place. To move them too, I have 
> to create vertices on all of them, and move them all to the new 
> location. This *is* a problem.
> 
> Is there a solution for this? Do I overlook something?
> 
> Regards,
> 
> Jan Hartmann
> Amsterdam
> 
> 
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