[QGIS-Developer] Labelling misplaced

[Régis Haubourg]

Hi Luis, can you share your geometry generator expression please?
regards
Régis

Le lun. 11 nov. 2019 à 09:04, Luís Miguel Royo Pérez
<luis.miguel.royo at gmail.com> a écrit :
>
> Hello everyone,
>
> I'm developing a QGIS plugin along with PostGIS and I'm facing some problems with labeling. This plugin creates several layers and tables. Some of these layers are views  (labeling layers), so if I edit the one fo the source layer the view changes and then the label. I explain more detailed:
>
> I have the following:
>
> One layer. Let's call it layer1.
> One none spatial table. Let's call it table1.
> One spatial view from these other two layers layer1 and table1 meant for labeling. Let's call it labelView1.
>
> The point is this, when I edit table1 adding a new element linked by a foreign key with layer1. The label position in labelView1 changes into a messy thing. The Style of labelView1 is the following:
>
> Symbol is a geometry generator. Since I want to create callouts from label to the geometry, wich is a point.
> The position of the label is saved on project. In the qgd file.
>
> I have seen this behaviour in Windows10 and in Ubuntu. The QGIS version is 3.4, but I tried to move to the new 3.10 version of QGIS, with the callouts new feature, but is the same result.
>
> As well I tried to reproduce it in a much simple way, but without succed, that's why I want to share a link with a GIF file showing this issue:
>
> https://gifyu.com/image/vMY7
>
> I've done the same but without fixed position,and the labels don't move, but the geometry_generator does.
>
> Is this a bug? Is there any way to prevent it?
>
> Thanks.
> --
> Luís Miguel Royo Pérez.
> Analista-Programador GIS
> C/ Antic Regne de Valencia nº 4. Manises (Valencia)
> Teléfono:+34  679846103
> webs:
> inisig.com
> geofibra.com
>
>
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