[Qgis-developer] Tool to pick up linear referencing measure from mouse

[Luigi Pirelli]

alessandro Pasotti has a pull request that probably is what you are looking
for

https://github.com/qgis/QGIS/pull/2498

Regards

On Tuesday, 24 November 2015, Régis Haubourg <
regis.haubourg at eau-adour-garonne.fr> wrote:

> Well, thanks Nyall, Radim and Pierre for your lights !
>
>
> Nyall Dawson wrote
> >> I think that now (>=2.8), when QGIS geometry supports M (measure), the
> >> measure calculated for the nearest point on the identified line
> >> could/should be added to derived attributes in standard identify
> >> results.
> >
> > And as of 2 days ago, it does: ;)
> >
> >
> https://github.com/qgis/QGIS/commit/1f0d24a0c7a6555ced117ecfc08a73afb1f31b46
> >
> > Nyall
>
> I suppose that means that in 2.14, I'll be able to make my own tool calling
> identify classes to get vertex measure. So good!
>
> Radim, do you have plans to extend LRS in 2016? If you have sponsors
> looking
> for co-funders, I would be interested in having it work with existing
> M-geometries, and have tools to generate events by picking locations on the
> map.
>
> Last question now :)
>
> I need to make an edit form, with inline with some attributes (measure, or
> x
> / y) that user shall use to go picking those data from the canvas. Behind
> the button, I need to code some behaviour, like target layer, snapping
> options, fields or geometry information to catch, and of course destination
> field.
> Is this possible with a python init script, without any plugin?
>
> If so, that allows me to distribute project + ui file + .py and have it
> work
> with no plugin install or additional configuration.
> Any snippet to point me in the right direction?  (When done, I will submit
> it to pyqgis cookbook, this would be great to share).
> All the best
> Régis
>
>
>
> --
> View this message in context:
> http://osgeo-org.1560.x6.nabble.com/Tool-to-pick-up-linear-referencing-measure-from-mouse-tp5238110p5238358.html
> Sent from the Quantum GIS - Developer mailing list archive at Nabble.com.
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-- 
Luigi Pirelli

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