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Questions tagged [qgis-plugins]

Software plugins that add functionality to the QGIS package

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7 views

pygis zoom to selected layer

I selected the layer I want to zoom in and I can actually zoom in using the python console that Qgis provides using iface.zoomToActiveLayer() but if I do the same in my code, is like that line is ...
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0answers
22 views

How to Enable the QGIS Official Plugin Repository in the 3.4.1 Version?

I am using the 3.4.1 QGIS version. Recently, I cannot install new plugin. I have looked in the plugin setting, it seems that the link is blocked. The address is "https://plugins.qgis.org/plugins/...
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2answers
39 views

QGIS plugin development environment variables?

I want to develop a plugin gor QGIS3. I downloaded Osgeo4w network installer 64Bit. I created a bat file as following for set my environment variables; @echo off call "%~dp0\o4w_env.bat" call ...
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1answer
13 views

Edit exporter.py file in plugin qgis2web?

I wanna change a small piece (a string) of "exporter.py" code in qgis2web Plugin, but when I change and save the .py file on "C:\Users...\python\plugins\qgis2web", changes doesn't apply. I also tried ...
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1answer
27 views

Name of qgis2web export folders?

When I export to webmap with qgis2web, it creates a new folder with a default name (for example "qgis2web_2018_11_14-17_24_47_123987") that relays on the precise time when it is created, but I need to ...
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1answer
38 views

Automatically refresh mapCanvas

In very simple beginners terms... is it possible to automatically refresh the QGIS map canvas in the background? I have a .geojson file with the data. This data changes (in case of a simulation) but ...
2
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1answer
34 views

QGIS ShapeTools XY to line empty output

I have a shapefile with 2 points. I am using the XY to Line tool in the ShapeTools plugin to create a Geodesic, Great Circle, and Simple Line. However, in each case, the tool is running successfully, ...
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11 views

molusce in qgis

I have a problem once I am going to pass another part. would anybody help me with this problem? I have checked everything in classification, but it keeps showing this error yet. Regards
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0answers
19 views

Plugin for MongoDB in QGIS

I'm developing an application for a client based on Vue and NodeJS. Earlier MS Access database was used and I have migrated it to MongoDB and also to PostgreSQL in case I don't find any plugin for ...
1
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1answer
36 views

Downloading and saving plugins for QGIS 3.4

I have downloaded a plugin from QGIS website, and save it on me desktop as a ZIP file. Then, I uploaded it with the Plugin "Install from ZIP" function. Then, I uploaded it with the Plugin "Install ...
1
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1answer
30 views

QGIS 3 - Change location of profile folder [duplicate]

My Windows user profile at work is stored on a network drive, which causes all kinds of trouble with QGIS. So I want to place it somewhere on my C:\ drive. I found out about --configpath, but that ...
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1answer
46 views

Georeference plugin Qgis 3.x not working

I cannot open the Georeferencer in both Qgis 3.0.2 Girona and 3.2.3 Bonn. The plugin worked fine in both 3.x versions until today. It still work in version 2.18.24. It doesn't seem to open any ...
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0answers
24 views

QGIS Export Webmap with QGIS2Web only using Python Console?

I want to automatically export my QGIS map to Webmap using only pyQGIS commands. By now I just know how to run the plugin with commands on python console: import qgis.utils qgis2web = qgis.utils....
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0answers
6 views

zonal statistics- Query does not work

I have a problem with the zonal statistics. I have two layers: Vector layer- Governates of the country Raster data- Drought duration(unit: days) In order to calculate the average drought duration ...
0
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1answer
30 views

Having problem with MOLUSCE plugin

I want to simulate urban growth through MOLUSCE plugin in QGIS. I prepared my rasters for two years, and a variable map by using vector format of roads and distance to road map by Euclidean ...
1
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1answer
21 views

Saving parameters for custom python form?

I'm using QGIS 2.14.0. I have a custom python script that shows a form and then creates some layers from supplied parameters, but I want to save them on running/closing the form, but cannot figure it ...
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1answer
43 views

Create 2nd UI Window for Qgis 3.0 Plugin

I have built a Qgis 3.0 Plugin which was created by QGIS Plugin Builder. The Plugin has two separate options which work perfectly (see Figure). However, I want to attach two completely separate UIs ...
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0answers
21 views

QGIS: Batch processing interface won't separate input files into distinct rows

I'm trying to analyze a folder-full of las files using functions in Whitebox Tools. I have no problem analyzing individual files; the issue has to deal with batch processing. When I right click the ...
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0answers
34 views

Software/Plugin for .mpr/.mph ( German Topo Maps, not ILWIS!)

I am looking for an alternative to GlobalMapper, regarding reading .mpr/.mph-raster ( German topo maps, not ILWIS). As far as I know, only Global Mapper can read this raster-data properly. Ideally I ...
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0answers
29 views

Issue with installing libraries for HotSpot Analysis with QGIS 3.4.

I am looking to use the Hotspot Analysis Plugin in QGIS 3.4. I have QGIS 3.4 installed and understand that in order for the plugin to work some dependencies are needed which can be installed through ...
0
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1answer
23 views

Chainage plugin (Qchainage) not starting at the beginning of line

Chainage points not beginning at the start of each line - using QGIS 2.18.2 and Qchain plugin I select the lines layer I'm working with, adjust chainage to every 10m and select "show label". Can ...
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0answers
36 views

Using Qwidget with QGIS?

The plugin builder for QGIS only allows me to create qdialog and dockwidget. Is it possible to create a Qwidget, in which I ask for a password and then allow me to open the main form for access to ...
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0answers
19 views

Is there a workaround to the version limitation for QGIS resource sharing?

I am using Qgis version 3.0.2. After downloading the QGIS Resource sharing plugin (by akbargumbira) I noticed it's only supported for the versions 2.4-2.99. Is there a workaround to use it on 3.0.2 (...
1
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1answer
20 views

Draw rectangles with Shape Digitizing Toolbar and using a snapping function in QGIS 3

I draw rectangles with the Shape Digitizing Toolbar. In QGIS 3 there is a Snapping Toolbar which provides a snapping function. But unfortunately it is not possible to use both together. So whenever I ...
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0answers
23 views

Redrawing raster layer after file changed in QGIS?

I'm trying to find a way to redraw a raster layer after the original source file has been changed in QGIS 3.2+. However, it redraws only sometimes (~10%), which means there is some deep caching that I ...
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0answers
14 views

CadTools not supported in new versions

cadtools won't install under this version of QGIS 3.4.0, what spline tools will be available in QGIS, or do we just uninstall?
1
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1answer
64 views

Checking SAGA version from a python plugin in QGIS 3.4.0

I use QGIS 3.4.0 on Windows and I want to verify SAGA version with processing.algs.saga.SagaUtils.getSagaInstalledVersion(). But I get an error: module 'processing' has no attribute 'algs' This was ...
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0answers
43 views

How to download the Autotrace plugin in QGIS 3.4? [duplicate]

In QGIS-3.4 Autotrace is no longer shown in the plugins bank. I tried to download it using the previous zip from QGIS 2 but it is not compatible with the new version. Can anyone help?
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2answers
44 views

“Relief” function from the Raster Terrain Analysis plugin in QGIS 3.0

I am using QGIS 3.0, where I can't find the Raster Terrain Analysis plugin. I am under the impression that the plugin was embedded into the QGIS 3.0 version, as under "Raster --> Analysis" there ...
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0answers
17 views

Easy AHP plugin and

I'm trying to use Easy AHP plugin for QGIS to perform some AHP analisys from raster data. However, in step 3 I get a error message saying "Make sure that Processing Toolbox's SAGA provider is ...
4
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1answer
47 views

QGIS plugin, GeoSearch: Doesn't Search

I am trying to use the QGIS plugin GeoSearch. Every time I type in an address and hit search, nothing happens. When I first installed it a few months back, it worked like a charm, I dont know why one ...
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0answers
21 views

Read Qgis project entry without reading whole project

I'm trying to read only specific entries from qgis project in my qgis server plugin but the problem is that, the projects i'm reading from are usually big, with data from various different sources, ...
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0answers
31 views

Running an external QGIS Python Plugin with a Processing Script

I am working on a python script in the processing environment of QGIS 2.18. My goal is to run few tools one after another in an automated chain. One of these tools is the external Plugin 'Join ...
1
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1answer
64 views

Unable to install FUSION in QGIS 3.2?

I'm unable to install FUSION in QGIS 3.2 on Ubuntu 16.04. Andre Silva on Creating DEM from LAS file without using LAStools? says to use the same procedure as LAStools (up to QGIS 2.18 version). I've ...
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0answers
29 views

do not run file script from button!

I have a button where I execute the command Formdlgtool3Dialog() in the following way: def runtool3(self): Formdlgtool3Dialog() the program calls the command execfile() def ...
2
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1answer
50 views

Using MMQGIS to create accurate buffers?

I have read in several places that the best way to create a buffer around a vector point is using the MMQGIS plugin. I want to create buffers in London locations within a few metres of each other ...
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1answer
33 views

To remove Green cross errors in QGIS

I am using QGIS 2.8.3.After dissolving a shapefile i will check for geometry validity there it shows many green cross errors( two nodes overlap at a time which results in that green crosses) i got ...
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0answers
26 views

QGIS GPS information do not show elevation and other data

A little disappointed not to find an application that works for me. I give myself the task of developing it myself. I find the problem that QGIS does not show me some data, and the elevation is what ...
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0answers
64 views

Dissolve with stats plugin does not appear in QGIS 3.0

So far we have tried to: find it in the plugin repository from QGIS, with no luck. install the plugin downloading it from the web QGIS Python Plugins Repository: https://plugins.qgis.org/plugins/...
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1answer
25 views

Required python libraries for the QGIS official plugins

Is there a list of required python modules for the official plugins of the LTR version?
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0answers
31 views

QGIS 3 - Save processing output to memory and turn into numpy array?

I'm currently developing a python plugin for QGIS 3. In short, the code conducts among others a viewshed algorithm, turns the output in a numpy array and calculates some spatial metrics the user can ...
2
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0answers
10 views

Sending data between QGIS and other programs in real time

I would like to be able to grab information about QGIS users' interactions and send things like cursor position and button events to a separate program running concurrently in MacOS. With GRASS tools ...
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0answers
33 views

Display and aggregate time series based on map selection

My data is geospatial and consists in records of concentrations that are measured every day on fixed locations. I would like to display the time series of these records when I select one point of the ...
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0answers
9 views

QGis Python featurerequest with lists

I want to select some features and do some actions to this selected features. Something like if attribute in field a is = abc than do something. But the selection will not fit. As written in https://...
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2answers
37 views

Remove official repository from QGIS

I would like to remove the official repository from several QGIS installations. Removing the Repository from the Settings works so far with: from qgis.PyQt.QtCore import QSettings settings=QSettings(...
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0answers
17 views

Displaying picture in QGIS 3.X custom form (QT designer)

I have a problem with a function that worked well with QGIS 2.X but not with QGIS 3.X I want to display an image in a form made with QT designer. I followed this: In QtDesigner Add a new QWidget ...
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0answers
38 views

Adding Points to line at certain distance using QGIS?

USING QGIS 2.18 This question seems to have been asked a ton with lots of options.i just need to add some points/nodes/vertex to a line at a recurring distance along that line. There are some ...
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0answers
22 views

Is there an open source stereoscopic interface for QGIS, like PurVIEW or DAT/EM, or stereo Analyst?

I have a lot of imagery processing that I do at the local college, and most of the imagery is stereo imagery. Is there an open source piece of software that could be used to view the imagery and ...
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1answer
37 views

Applying custom plugins using PyQGIS script

I've downloaded the select within plugin to select features inside polygons objects. I've imported the plugin as import SelectWithin as sw in the console but QGIS does not suggest any of its ...
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0answers
8 views

How to disable all actions to digitize in pyQGis?

I'm trying to make a layer can not be edited, I already made a script that makes me disable my digitizing toolbar, but when I right click on the layer you can still make the editing commutation. How ...