Software plugins that add functionality to the QGIS package

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Amending existing plugins to match Qgis 2.16+ fTools removal

Part-time development started about a year ago to create an add-on for Qgis. Many of this plugins capabilities are written with fTools commands. I am wondering if there is a recommended document to ...
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19 views

Is it possible to create a standalone dbf table with pyqgis

I have written plugin that grabs tabular data via soap requests. As of now the results are written to a csv file. I would rather the results go into a dbf to retain numeric values for a variety of ...
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1answer
20 views

Setting up rulebased labelling programmatically in QGIS?

In my plugin I do some labelling a vector layer with QgsPalLayerSettings. This works fine for me with QgsMapRenderer::setLabelingEngine. But now I also want to implement the rulebased labelling. In ...
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6 views

get path from where QGIS is loading the plugin dll

In my QGIS plugin I want to get the path of my plugin. As yet I done this so: QDir appDir=QDir(QCoreApplication::applicationDirPath()); appDir.cdUp(); QString sPluginFile=appDir.path()+"/apps/qgis/...
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1answer
23 views

How to set paint effects programmaticaly

In my plugin I want to set up a 'halo'-effect like this: So far I tried this: setting up the paint effect: QgsPaintEffect * p_mPaintEffect(0); p_mPaintEffect= new QgsOuterGlowEffect(); ...
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1answer
58 views

Keep up to date a cpp-plugin(windows) for QGIS with less effort

We have two c++-plugins for QGIS and thought with the LTR release we are bit saver against the fast version-changes. Today I updated my QGis from 2.14.0 to 2.14.4 and had to recognise, that the ...
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15 views

calculate new point given distance, bearing, lat and lon Right lat result but wrong lon

I have been trying to get this program to work right, but somehow, although my formular seems right, my calculation for the longitude is off. I want to make a plugin for qgis with this code, or find ...
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11 views

QGIS Plugin -> QgsVertexMarker points missing: Anyway to find out which points are not visible?

I am trying to plot live feed of three GPSs running at 10 hz using my own QGIS plugin. I was using QgsRubberband initially which worked fine. I recently added QgsVertexMarker to plot every data points ...
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18 views

plugin processing

Plugin processing: The plugin will be disabled because it crashed QGIS during last startup. Please report an issue and re-enable the plugin when the problem has been solved. I have this problem in my ...
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49 views

Globe plugin missing - QGIS 2.17.0 master

It seems that the 'Globe' plugin is missing in QGIS 2.17.0 master. Is this a bug or is there something I'm doing wrong:
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14 views

Click to copy Co-ordinates From QGIS

I have a created some point data using CRS ESPG:4326 and added Google basemap from Open-layers plugin. While adding the Google maps imagery i have changed CRS to ESPG:3857 in project properties. ...
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18 views

QGIS 2.14.4 attribute table fields not visible in Statist plugin

I had one point shapefile to which I joined new numerical attributes by a csv text file. I saved it by right clicking and everything works fine, I use it for calculations etc. But when I use the "...
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1answer
16 views

PyQgis show SVG Symbol on differnet value of specific attribute

I am working on a QGIS plugin. Main feature of this plugin will be changing the icons on a specific layer partly based on a specific attribute (it will be more exciting but you have to start somewhere)...
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27 views

Making perfect rectangle in QGIS [duplicate]

I want to be able to set the height and width of my rectangles, as well as the angles. I have been trying the Rectangles Ovals Digitizing plugin, but I can't seem to make it do anything (besides turn ...
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1answer
46 views

How to overwrite SHP layer

I'm modifying the Arrows plugin by Gregoire Piffault. It writes the output to a shape file, but if the shapefile already exists it fails. He tries to remove the file using QgsMapLayerRegistry.instance(...
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18 views

Why PyQt http request works in QGIS console, but not in a plugin?

I want to send http request in a QGIS plugin using PyQt. I found in this post working syntaxes to do so, but something odd occurs. The script given in the question works both in the console and in my ...
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23 views

How to interpolate a set of waypoints?

I am trying to interpolate a Vector Layer in order to have as many waypoints as possible. I am doing it with the Interpolation Plugin, but I don't know what to do with the Raster Layer generated (I ...
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2answers
70 views

How to Continue a Line Feature in QGIS?

I'm looking for a way to continue a line feature in QGIS. I have checked the Digitizing Tools plugin (both regular and advanced) for a Prolong Line tool, but I haven't had luck. In ArcGIS there's a ...
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41 views

Load a specific spatial data from a postGIS table

A single postGIS table contains multiple type of spatial data(example: Linestring,Polygon,etc.,). How to load a specific spatial data from PostGIS table into QGIS by using pyqgis?
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19 views

How to replace QGIS featureAtId() with getfeatures()?

I'm trying to upgrade a script made for QGIS 1.8 to work at version 2.14 One of the problems I face is that the featureAtId function at 2.14 is now obsolete. Original codes looks like this. ...
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2answers
124 views

Bulk file convertor QGIS plugin/program

Similar questions have been asked but without I think non "script" solutions Is there a easier to use for non technical users for QGIS plugin/program to bulk export files? Say shp files to .kml files?...
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1answer
39 views

QGIS Oracle-Spatial-GeoRaster-Plugin not working

I am having trouble with Oracle-Spatial-GeoRaster-Plugin in QGIS (running on Windows 7 Professional N 64bit). The connection to my database on an external Oracle-Server obviously works as it shows the ...
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32 views

How to capture the event whenever the items inside the listview is enabled or disabled and get the number of enabled checkboxes inside the listview

I have a function "openBrowse" which will allow the user to select SQL files from a local path and display the file names as with dynamic checkboxes created based on the number of files selected ...
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1answer
80 views

How can I change the origin (top left corner) coordinates of a raster using PyQGIS?

I am developing a python plugin for QGIS. The purpose of the plugin is to properly open an HDF5 dataset as a raster. Opening and displaying the raster can be done without the need for a plugin, ...
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48 views

QGIS with GRASS on ubuntu 16.04

Following the advice on How to correctly install QGIS 2.8.3 with GRASS plugin on Ubuntu 14.04?... I've installed qgis, qgis-plugin-grass, python-qgis, grass-core=6.4.3-3, grass=6.4.3-3, grass-doc=6.4....
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26 views

How to customize DB Manager default parameters

I'm using QGIS 2.10 and DB Manager plugin. I regularly use this plugin to display tables from a PostgreSQL - PostGIS database. I particularly use the integrated SQL Window to filter a table's content ...
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26 views

Importing submodule with python for QGIS?

So I am probably missing something really obvious here, but for some reason, I can't import submodules in my python plugin. This is the general structure of my plugin: ├── __init__.py ├── metadata....
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1answer
70 views

Dynamically move map canvas and main window using PyQGIS

I am trying to create plugin that will open new window with some layer, Dynamically "pan" my window, when main window is pan. So boundingbox coordinates should be the same in both windows. I need new ...
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1answer
46 views

How to connect QtDesigner with python console on QGIS

I've created a script with python console on QGIS and an interface for my plugin with Qt Designer with QGIS 2.14.0 custom widgets. I would like to connect my sript with the interface but I can't find ...
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1answer
104 views

How to use Qt3 Support widgets in QGIS plugin?

Similar to this post: My plugins crashes with “No module named qgsprojectionselectionwidget” in Windows. Except I would like to also use Qt3 Support widgets (in particular, a Q3ButtonGroup). However, ...
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20 views

Qgis open street layer google street layer not open [duplicate]

When the google map street layer plugin starts I see the error in the image below. How can I make this plugin work?
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1answer
37 views

Fixing python error in QGIS Freehand raster georeferencer plugin?

I am using QGIS 2.8.9 stable release in the 32bit form on a Windows 7 64 bit compatible PC. I want to use the Freehand raster georeferencer plugin. It installs without difficulty but when I try to ...
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17 views

QGIS Eclipse + PyDev tool autocomplete

I set up my QGIS plugin development environment in Eclipse with PyDev using the instructions. I've got the autocomplete working for qgis and qt4 objects: but I can't figure out how to get the code ...
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1answer
33 views

AddRaster using pyqgis

I am able to attach a raster by using python console using the command shown below. qgis.utils.iface.addRasterLayer('D:/Work/dt0017810q.tif') But, when the same image/raster path is read from a ...
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2answers
37 views

Access actions of ToolbarMenu/PanelMenu using PyQGIS

For a python plugin I need to remove/disable some UI elements so that they can't be accessed by the user. Thus, I removed the respective actions, toolbars and menus from the interface. However, in ...
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1answer
67 views

How can I trigger a QGIS plugin Event from map refresh?

I have a combobox in my plugin (python Qt dockable widget) that needs to contain the currently open rasters. How do I trigger an update of the plugin when something new gets added to the map?
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1answer
28 views

Rapideye 3A Dark Object Subtraction in QGIS?

Is there a method to do Dark Object Subtraction (DOS) with the Semi automatic classification plug-in of QGIS on Rapideye 3A imagery?
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1answer
65 views

Visualizing interpolation result with three js in QGis

I used topographic map to trace the contours in QGIS. For each line, I added an attribute value (ex. 565, 564, 563 etc). After that, I used the IDW and TIN interpolation methods to create a couple of ...
2
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1answer
51 views

Plugin for fast export selected features from multiple layers

Is there any tool or plugin providing export of selected features from more than one layer on one click? I need to create multiple exports from three layers. Feature from layer one, then feature from ...
3
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1answer
85 views

QGIS 2.14 Debian Sid - Couldn't load plugin 'processing'

The processing plugin can't load because python import error for QtWebKit.QWebView. QGIS is installed from Debian official repositories. The plugin worked fine until 2.14.1. The error message at ...
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1answer
44 views

Road Graph plugin routing on a virtual numeric field does not work

I'm trying to calculate the shortest/fastest path based on a 'dynamic' virtual field with the road graph plugin. The speedvalues are based on a combination of other ppvalues: eg field GFBscore. But ...
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18 views

MrSID PlugIn for QGIS for Mac

I have copied the lib files to the correct folder in the directory. /library/Application Support/GDAL/1.11/Libraries I am missing the gdal_MrSID.dylib file from the PlugIns folder /...
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1answer
13 views

using Lastool QGIS and I cant find the “LAStool”I need

I am trying to make a DEM from a las file. I have installed the Lastool directory and have the plugin I am wanting to use the Lasview algorithm but I cant see it in the standard toolbox I ...
2
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0answers
21 views

Unable to compile using make test(windows)

While trying to compile my test plugin I encounter this error. At the moment i can't figure out why it isn't working. I m using a windows and try to execute the command in OSGeo Shell. I typed in ...
2
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1answer
33 views

plugin builder problem with compiling(probaly)

I m trying to make a new plugin with the use of plugin builder. But i stumbeled across a problem when following this tutorial. I get stuck on the point that i have to compile the plugin. With the ...
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1answer
67 views

Sending a https request from a QGIS plugin using urllib2

I'm developing a QGIS plugin that needs to send https request to an API. I have to use urllib2 (see below if you want to know why I don't just use the requests package) The first request I need to ...
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12 views

QGIS - snapping points onto lines [duplicate]

I have two layers, one is point layer and other one is a line layer. I want the point features to snap on to the lines, but the points are away from the lines. Is there any way to move the points onto ...
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36 views

Zoom to a subfile/ calc the extent of a section of a VRT in QGIS

I want to write a plugin in QGIS, which first creates a VRT from TIFs in a directory with gdalbuildvrt . Later my plugin will get a parameter, a name of a subfile of this vrt. Now I wonder how to ...
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1answer
63 views

Plugin not available : point sampling tool

I installed the QGIS Standalone Installer Version 2.14 (64bit). I created a map in the program called QGIS Desktop 2.14.3 with GRASS 7.0.4. I need one tool from Plugin : Point sampling tool. The ...
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29 views

How to write plugin to QGIS Composer?

I would like to write a plugin that will (hopefully) improve the QGIS Composer export to SVG (to begin with - to keep layers' names). I didn't find any QGIS Composer, and i wonder if it even possible....