Re: [Qgis-user] Tweaking an Atlas

2022-05-10 Thread Alexis R.L. via Qgis-user
You could use the Data-defined variables to move elements in and out of the page layout depending on the atlas page name/number. Alex Le mar. 10 mai 2022 à 13:58, Nicolas Cadieux via Qgis-user < qgis-user@lists.osgeo.org> a écrit : > Hi, > > I have a series of map that could work well this an A

Re: [Qgis-user] Center line of an elongated BASIN

2022-02-10 Thread Alexis R.L.
As far as I know v.voronoi.skeleton in gdal is the closest thing we have that can do this in base QGIS. I hope this helps, Alex Le mer. 9 févr. 2022 à 17:57, Allan López a écrit : > Dear All, I need to calculate and display the center line of an elongated > river basin ( not the center of the

Re: [Qgis-user] Batch Aerial Imagery GeoReferencing

2021-11-05 Thread Alexis R.L.
Greetings, I'm sure there is a way to use the available flight data to generate approximate points for each images based on the flight paths and then just use that to georeference them. It would require some scripting but I don't see what would prevent any of it if the metadata is reliable. And o

Re: [Qgis-user] How to identify UTM zone

2021-05-24 Thread Alexis R.L.
https://lmgtfy.app/?q=convert+utm+to+lat+long Alex Le lun. 24 mai 2021 à 08:31, jean Lukusa a écrit : > Hi all. > Someone(a non-scientist ) has sent me a point coordinates in UTM > So I want to know how to identify its UTM zone. > > X 551000 > Y 8733000 > > Jean Lukusa > B.Sc. Geology > Trained

Re: [Qgis-user] Symbol lines every km, moving when changing scale or moving map

2021-02-18 Thread Alexis R.L.
A more 'permanent' workaround would be to densify the lines and then place a symbol on every vertex, including or not the ones at the extremities. Alex Le jeu. 18 févr. 2021 à 12:07, Raymond Nijssen a écrit : > Yes, I recognize that behaviour. I think QGIS cuts the line at the map > canvas bor

Re: [Qgis-user] GRASS and UK LIDAR

2021-02-08 Thread Alexis R.L.
PROj might have changed and your file projection is unsupported anymore. Transfer your layer to something less specific. Alex Le lun. 8 févr. 2021 à 14:57, Dave Marshall <43carn...@gmail.com> a écrit : > Hello, > > I use QGIS 3.4 to visualise LIDAR tiles from the UK which use EPSG:27700 > as th

Re: [Qgis-user] Georeferencing a DXF file

2021-02-04 Thread Alexis R.L.
Hi Andreas, I already got a prototype underway with minimal code modification. I'm working on it in my free time along with some other QGIS projects but its progressing. ;) Alex Le jeu. 4 févr. 2021 à 03:23, Andreas Neumann a écrit : > Hi all, > > If I may chime in: > > this is a long-standi

Re: [Qgis-user] Georeferencing a DXF file

2021-02-03 Thread Alexis R.L.
Greetings, I suggest you take a look at https://github.com/qgis/QGIS/issues/41300 as there are some suggestions regarding for a short term solution. Hope this helps. Alex Le mer. 3 févr. 2021 à 15:23, a écrit : > Hi Walt, > > I would load the dxf file with the modified building in QCAD and >

Re: [Qgis-user] Reduce the size in proportion

2021-01-06 Thread Alexis R.L.
For the moment you can use v.transform, eventually the scale tool once it is merged. Alex Le mer. 6 janv. 2021 à 14:52, krishna Ayyala a écrit : > I have a rectangle labeled A. Is there a tool in QGIS that can > proportionally reduce the size similar to rectangle B? > > Regards. > [image: ima

Re: [Qgis-user] Fwd: Georeferencer Plugin Help - QGIS

2020-11-02 Thread Alexis R.L.
Greetings, The relevant code is located here https://github.com/qgis/QGIS/blob/master/src/app/georeferencer/qgsleastsquares.cpp Hope this helps. Alex Le lun. 2 nov. 2020 à 16:18, Randal Hale a écrit : > Good afternoon QGIS People > > I received a question on RMSE errors in georeferencer and

Re: [Qgis-user] R: How to expose an algorithm in SAGA provider

2020-05-14 Thread Alexis R.L.
Greetings, You must activate the saga next gen plugin, install or unzip saga in a folder and provide said folder to the provider settings. Hope this helps Alex Le jeu. 14 mai 2020 à 14:03, Niccolò Marchi a écrit : > Hi Nicolas, > > yes, I know, but I find QGIS definitely more user-friendly t

Re: [Qgis-user] Display recent projects at startup

2020-04-15 Thread Alexis R.L.
Greetings, On newer installs the NEWS and Template panel tend to overlap the Recent Project panel. If you check left of NEWS on the main page you should be able to move that panel and uncover the underlying Recent Project panel. Alex Le mar. 14 avr. 2020 à 22:38, Phil Wyatt a écrit : > Hi Pat

[Qgis-user] Aggregation in layout legend

2020-03-11 Thread Alexis R.L.
Greetings everyone, I would like to know if some of you would benefit from fully functional aggregate expression in the legend. What does this mean? Let's say you have a layer with x symbols representing distinct type of housing units, if you want to know the median income, average population ,et

[Qgis-user] Pyqgis3.0 issues

2018-05-18 Thread Alexis R.L.
Greetings, I made a script to automate some gis tasks using qgis. I tested the script in the python window in qgis3.0 and I can import it and use it properly. The issue is that I'm having trouble using it outside of qgis I can't seem to get python3 to work properly. For the python3.exe in app/pyt

[Qgis-user] Legend groups

2018-04-24 Thread Alexis R.L.
Greetings, I am using QGIS 3.0.0 and I'm trying to edit my legend. I'm pretty sure it was possible to add a name indicating the nature of the symbols when using classes or gradual symbol, something like the name of the columns. But I can't seem to recall what it was. I have attempted to group all

[Qgis-user] Modeler variables

2018-03-05 Thread Alexis R.L.
Greetings, I'm wondering if it is possible to set up and use variables in the modeler to automate the workflow. What I mean by that is by scripting things to fetch and write the proper output by changing a variable and having it effect the whole workflow. I know this could easily be done in pytho