Software plugins that add functionality to the QGIS package

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2
votes
2answers
188 views

spectral profile for multilayer/time series

I am missing a spectral profile in QGIS which enables me to see the values for all bands of a given pixel. (absolutely necessary for multispectral and multitemporal/time series work) It seems, there ...
3
votes
1answer
34 views

Errror using the Simplipy QGIS plugin: 'QgsRasterLayer' object has no attribute 'selectedFeatureCount'

I am adding a raster in QGIS 2.14.1 and get this new error: AttributeError: 'QgsRasterLayer' object has no attribute 'selectedFeatureCount' I am not programming, just using a QGIS menu. I am using ...
1
vote
0answers
34 views

How to incorporate QGIS custom widgets into plugin? [duplicate]

Developing a plugin with Qt Designer for QGIS 2.14.1-Essen on Windows 7 and having trouble inserting the QgsCollapsibleGroupBox widget. I receive the following error: ImportError: No module named ...
2
votes
1answer
30 views

Create different print composers from different layers added to QGIS

I'm using QGIS 2.8.3 with windows 10. I want to know if it's possible and how to create, using python code, from each layer (in the table of content) a print composer to each one of them. Any ...
0
votes
1answer
34 views

Exporting Raster from SAGA and importing it to QGIS - error CRS was unidentified

I make raster files from LiDAR las files in SAGA - CRS of .las is Slovenian national Grid. Then i export it as GeoTiff (Import/Export - GDAL/OGR - Export GeoTiff). When i import it into Qgis (Project ...
1
vote
0answers
19 views

How do I change the pixel values of raster data from QGIS python plugin

I have been trying my hand at a QGIS plugin. The plug in reads raster layer data into an array, pipes the data to a C++ program, does processing over there, and pipes my results back. After a couple ...
0
votes
3answers
624 views

Georeferencing window won't open QGIS 2.4

I had the georeferencer window open in QGIS 2.4 while project was running, I accidentally closed the Qgs document with the georeferencing window open (worked absolutely fine till then). When I opened ...
1
vote
1answer
19 views

QuickMapServices It is not for ubuntu?

I'm new using QGis. I read somewhere that QMS was better and more stable than the OpenLayers complement to use Google Maps. My problem is that it does not appear when I search with the plugins ...
0
votes
1answer
179 views

Is it possible to show 3d models using QGIS?

I can show vector layers from PostGIS using QGsMapCanvas and QGsVectorLayer in my standalone application. But now I need to show 3d models, for example 3dmax or sketchup, of some buildings over vector ...
1
vote
1answer
913 views

Opening *.pmf file using QGIS?

I have spatial data that has been put together with ArcGIS for Desktop and exported to me as a .pmf file. How can I use the .pmf file in QGIS? There are about 1000 points and I don't want to have ...
2
votes
0answers
56 views

Problem using processing.runandload() [closed]

I'm writing a QGIS plugin using PyQGIS and I have a weird problem. When executing following line of code: processing.runandload("qgis:createpointsalonglines", r"Clipped", 1, 1, 0, r"memory:nodes") ...
1
vote
1answer
25 views

How to request features in a QGIS plugin?

How does one go about requesting a feature to a certain plug-in? The plug-in author is no longer active but he said I could request/implement the feature to someone who maintains plug-ins for QGIS. ...
2
votes
3answers
264 views

Is it possible to set up a local QGIS Plugin repository?

I've developed a couple of custom QGIS Plugins for use by our office. I can't post them to the official QGIS Plugins repository as they reference/utilize sensitive data on our own servers. For ...
0
votes
2answers
46 views

How to connect push button in dock widget form?

Following this tutorial as a guide, I created a plugin using the Plugin Builder with the dock widget form. I am now trying to connect a pushButton to a function. The following is a snippet of code: ...
2
votes
1answer
1k views

How to get value and store it in a variable from a line edit or text edit in pyQT?

How to get value and store it in a variable (in main python plugin) from a line edit or text edit box that were created in QT designer ?
4
votes
2answers
822 views

How to get the file paths of the loaded layers in a QGIS plugin?

I am very new to GIS, QGIS and Python so please bear with me. I am using QGIS 2.0 and I would like to develop a QGIS plugin that would display the raster layers of the main window in order to allow ...
2
votes
1answer
326 views

How to deactivate my custom tool by pressing the Escape key using PyQGIS?

I'm developing a QGIS plugin and I have created a custom tool. Once the process is over, if the user presses the ESCAPE key, I want my custom tool not to trigger mouse events on the map anymore. How ...
2
votes
0answers
79 views

Plugins incorrectly being disabled due to “causing QGIS crash”

I have QGIS 2.14.0 installed on my machine (W7 x64, AMD FX-8150 3.6GHz, 8GB RAM, SSD) and I'm having issues with plugins not opening by default when I open QGIS. The message I get (for each plugin ...
2
votes
2answers
42 views

Sum line lengths by category

Is there any chance to calculate line lengths by category. To be precise, I have 4 road categories (state, county, local and uncategorized) and want to calculate them all within one poligone. So ...
1
vote
0answers
65 views

Adding to signature list from ROI list does not work?

I'm trying out QGIS with SCP, but I've run into some problems First of all, my setup is as follows: QGIS version 2.10.1-Pisa on Mac OSX Yosemite 10.10.5 compiled and running against qt 4.8.6 ...
3
votes
1answer
50 views

How can I work with time in QGIS

I would like to make a map displaying how several building uses have changed during the last decades. For example, this building was built in the year 1483 as a monastery, in 1880 it turned into a ...
2
votes
1answer
220 views

QGIS export to OpenLayers Python Error

I am trying to export a map with several Shapefiles from QGIS to an OpenLayers webmap. For that I tryed the "Export to Open Layers" and the "qgis2web" (Version 0.23.0) Plugin. I tried it before (one ...
1
vote
0answers
30 views

Eclipse PyDev has quit recognizing QGIS objects

I followed the instructions for setting up Eclipse with PyDev to start creating QGIS plug ins found here: http://docs.qgis.org/testing/en/docs/pyqgis_developer_cookbook/ide_debugging.html after doing ...
18
votes
1answer
224 views

Displaying numbers of single band raster layer in QGIS without additional vector layer?

I wonder if there is a raster symbolizer in QGIS with a label option, that renders the cell values as labels of single band raster layer, a scalar field. The standard raster symbolizer dialog in ...
2
votes
1answer
1k views

Fetch Python Plugins missing

I'm running QGis master v1.9.0 on xubuntu and the 'fetch python plugins' option is absent. This guy had this problem with vanilla 1.7.5 but fixed it by upgrading to 1.9.0 master. Nishant had this ...
0
votes
1answer
178 views

How to suppress advanced digitizing tool window

I'm using QGis for years but suddenly I stuck with something that I'm sure it's an easy fix. Every time I start to create a new feature, the Advanced Digitizing tool window pops up. Do you know how to ...
1
vote
1answer
18 views

Why does a Landsat 8 band not load into QGIS SCP plugin?

A 2015 Landsat 8 band 2 does not load into QGIS' Semi-automatic Classification Plugin window when wanting to clip multiple raster bands. Bands are loaded from Table of Contents (TOC) as displayed ...
2
votes
2answers
303 views

Why is SAGA from the Processing Plugin not recognised?

Similar to this post: SAGA algorithms don't work in QGIS 2.8 except the fact that SAGA does not appear at all in the Processing Toolbox: As a check, I used the Python Console with the following ...
1
vote
1answer
52 views

Installing and using ArcGIS REST API Connector plug-in?

I downloaded this plug-in http://plugins.qgis.org/plugins/connector/ from the plugins link at QGIS.org and it unzipped into a folder entitled "connector" in my "downloads" folder (running Mac ...
1
vote
0answers
17 views

QGIS plugin 'Module' object has no attribute 'classFactory'

I am trying to learn how to make QGIS plugins and have been trying to follow tutorials such as this one; https://anitagraser.com/2014/04/26/getting-started-writing-qgis-2-x-plugins/ but I keep ...
1
vote
1answer
177 views

QuickFinder QGIS plugin generates python errors

I have had no success setting up the QuickFinder plugin in QGIS to search project layers. Once I select the checkbox "Search in project layers" in the settings and create a new QuickFinder file, it ...
2
votes
1answer
30 views

using PyQGIS to subsample a region of a raster layer's pixel data

I am having trouble sampling multiple pixels from a raster layer at oe time. If I want to sample pixel data from a layer at a particular coordinate I can write. ident = ...
1
vote
2answers
159 views

Installing raster resampling module in QGIS 1.8

On the website of Sourcepole, I have recently come across the case of resampling images in Quantum GIS. Because I am rather a beginner in GIS software I would like to ask you for information about how ...
0
votes
1answer
17 views

Getting the DB name of the spatialite table loaded inside QGIS using PyQGIS

I have a table loaded in QGIS from spatialite DB. When i see the layer properties it is dbname='/home/farook/Spatialite/Cities.sqlite' table="cities" sql=. Now i want the dbname alone (i.e) the entire ...
3
votes
1answer
44 views

Qgis2threejs installation problem

I have just downloaded Qgis2threejs plugin from: Plugins/Manage and install plugins but the tool doesn't appear in the toolbar. Does anyone know what is wrong? I'm using QGIS 2.14.1 Essen.
1
vote
2answers
74 views

How to add dynamic text feedback for QGIS plugin?

I am building a plugin using Qt Designer which will initially allow users to select features for a chosen polygon layer and then when a feature is selected on the canvas, the area is printed out in ...
2
votes
1answer
40 views

QGis QDir remove directory problem

I am currently developing a QGis plugin and I need to create and remove directories and I use PyQt. I don't know if my problem comes from PyQt or QGis. So my program creates folders, that works all ...
0
votes
1answer
52 views

Plugin with QT Creator and Python [closed]

I would like to develop a selection-plugin in qgis. It doesnt run because there is a Problem with the python script. I can select the layer. However, I dont know how can i choose between "ZD", ...
1
vote
3answers
420 views

Georeferencer plugin will not load in QGIS

I have downloaded and installed QGIS. I would like to georeference an image using the core georeference plugin. When loading it no toolbar appears and the 'update', 'reinstall' etc boxes in plugin ...
4
votes
2answers
137 views

How to find disconnected islands in a road network layer, using QGIS

I have a road network layer that can't route from one side of the layer to the other. Topologically, there is no connectivity between the start and end nodes, probably due to missing links. This ...
2
votes
1answer
20 views

QGIS CPP multi-platform plugin deployment

We're starting to look at porting some of our plugins over from ArcMap to QGIS and we're pretty excited about it. Currently everything we have is written in C++ so it would be nice to use that on ...
4
votes
1answer
49 views

Connecting to a spatialite DB, querying, writing the queried result to a spatialite table using PyQGIS

I am developing a plugin that connects to a spatialite DB , do some queries and outputs the results to a spatialite table. I had tried with the below code to connect to the DB and print the queried ...
2
votes
0answers
59 views

How to add plugin icon to status bar using PyQGIS?

I would like add my plugin icon to the status bar at the bottom of the screen. How would I do that? (QGIS API documentation on statusBar() seems to be leading to the QT docs and that site is down ...
4
votes
2answers
318 views

What is the fastest way to iterate through a list of features?

I have written a QGIS plugin and it iterates through all features in a layer using provider.select() and compares geometry. The problem, the plugin is very slow. If there are 114 features in a ...
0
votes
0answers
32 views

Debugging QGIS plugins using Eclipse IDE in Ubuntu?

I am using QGIS 2.14.1 in Ubuntu 15.04. I am developing QGIS plugin using Eclipse 3.8 IDE installed. I would like to configure pyqgis and debug the code using eclipse. Is there any documentation for ...
1
vote
1answer
465 views

Running and debugging PyQGIS scripts in PyCharm Community Edition?

I am working with creating plugins for QGIS 2.4.0 (Chugiak). I am curious to know how I can write the codes, and debug them in the environment I am comfortable in, i.e. PyCharm Community Edition ...
1
vote
0answers
78 views

ECW support Mac OS X 10.11

I'm not seeing any support for the ECW format in Mac OS X 10.11. Nothing recent in searches here and the latest on kyngchaos is for 10.9 and doesn't do anything for QGIS 2.12.
3
votes
3answers
133 views

Plugin causes QGIS to crash on startup

I get the message "the plugin will be disabled because it crashed QGIS during last startup." Which plugin? None is identified. I'm a bit of a rookie so not sure where to look to solve this. Running on ...
2
votes
1answer
33 views

Hook for deinstallation of a QGIS plugin

I have a plugin that creates a lot of settings in the Options | Advanced dialog. I'd like to clean up a little on plugin install. Is there a hook I could use ? unload() is run on any QGIS shutdown ...
0
votes
1answer
29 views

minidump error message With A lots of layer (shp file)

I'm newbie in GIS or QGIS. I want to create mapweb, Map has a lot of layers (shp files) about 40 layers. I used QGIS2web to create map web. When I add some layers, it was no problem, but when I tried ...