Software plugins that add functionality to the QGIS package

learn more… | top users | synonyms

1
vote
1answer
64 views

Plugin Red layer can not active in QGIS ver.2.8.1

I am trying to use the new plugin Red Layer, I have installed it in QGIS ver. 2.81. I can open the menu but it is not active. How do I enable it?
0
votes
1answer
38 views

Debug QGIS crash on Windows 7 - how?

I'm developing a QGIS plugin, and under certain circumstances, it causes QGIS itself to crash. How can I debug this, given that I am on Windows 7? I've tried using the QGIS nightly dev build (which ...
2
votes
1answer
46 views

Unable to compile using make test in Linux

While trying to compile my test plugin I encounter this error, for the moment I can't figure out why, last week I had some issues on windows but eventually solved them via OSGeo Shell but this time ...
3
votes
2answers
918 views

How to debug 'Layer is not valid error' from Python plugin?

I'm trying to understand what goes wrong with a QGIS python plugin. Basically I'm trying to render a series of POINT. The query works fine, at least giving it by hand from inside PostGIS DB: "SELECT ...
2
votes
1answer
102 views

Load buffer by percentage plugin python error

I couldn't install the buffer by percentage plugin on the QGIS 2.6 (I have Windows 8.1 on my pc), and gives a error message - the plugin is broken. Then when I start the QGIS it gives the following ...
1
vote
1answer
63 views

Advanced Digitizing Tools Crashing in QGIS 2.8.1 x64 on Ubuntu 14.04

I'm hoping someone here can tell me what I'm doing wrong... Whenever I use the Advanced Digitizing tools in QGIS, I crash after about 5 clicks. I'm even doing it without OTF transformations on. Any ...
2
votes
2answers
681 views

Installing LASTools to QGIS on a Mac (or other LAS processing plugins)

I recently saw this link how to install LAStools toolbox to QGIS. The problem is that the instructions are only for Windows users. Now I wonder if it's possible to install LAStools on a Mac with QGIS ...
0
votes
0answers
39 views

How to split polygon with multiple points in QGIS?

I am working on spliting a polygon which includes multiple points. I tried it manually but due to the large dataset it is very time consuming. Are there any automated tools or plugins to do that? ...
1
vote
2answers
98 views

Can't compile plugin builder plugin in QGIS 2.4 (Windows)

I'm trying to build a basic plugin using plugin builder but I can't even compile it. I tried following a few tutorials and just trying to compile whatever but that always results in the same problem. ...
2
votes
3answers
67 views

How to create a point between two other points in QGIS?

We are capturing sample points from survey maps. In between two points we have to introduce another point (as in fig), like - if the sample points are 42 and 42.5 we have to introduce another point ...
1
vote
1answer
42 views

How to detect that QGIS is shutting down in a plugin?

I built a plugin in QGIS and needs to stop it when user wants to exit to remove signals and close properly. How can I get an event when QGIS is exiting ?
1
vote
1answer
79 views

QGIS Numerical Vertex Edit - anyone else finding it doesn't work?

The QGIS Numerical Vertex Edit plug-in used to work fine, but stopped working for me around about QGIS 2.6. I now use QGIS 2.8.1 Windows 64 bit. The plug-in no longer seems able to see points or ...
5
votes
1answer
81 views

Contacting developer of QGIS plugin?

I want to give feedback to the developer of a non-core QGIS plugin. (Numerical Vertex Edit by Cedric Moeri, who seems to have no webpage for his plugins) I joined OSGeo Wiki but hardly know my way ...
1
vote
0answers
30 views

QGIS GEarthView plugin ReactorAlreadyInstalledError

I've been battling to get this really handy plugin working for some time. When I try installing it from plugin manager, I get the following error: "This plugin is broken 'module' object has no ...
0
votes
0answers
41 views

qgis2threejs - rendered surface edges “bleed”

I am using qgis2threejs on some raster datasets representing different potentiometric surfaces of aquifers. The rendered 3D images from qgis2threejs have the edges of the surfaces "bleeding" down to ...
4
votes
1answer
383 views

Converting models from QGIS to Python scripts?

I want to automate some tools for QGIS 2.0.2 using Python. Previously I have used ArcMap for automating tools and now i want to use QGIS. In ArcMap I used the ModelBuilder, and more specifically the ...
1
vote
0answers
34 views

Create a checkbox per loaded layer in a QGIS plugin

I want to create check boxes inside a listview in my plugin dynamically based on the number of layers loaded in QGIS. I would like to know is there any similar existing plugin in QGIS so that I may ...
4
votes
1answer
689 views

How to Install QGIS 2.6 plugins offline

"Due to various IT policies at my workplace, QGIS is installed on a machine (Window 7, 64bits and QGIS 2.6) that is not connected to the internet. I wish to install a couple of QGIS plugins on this ...
2
votes
1answer
64 views

QGIS plugin problem, can't reach objects in a Qt-based Stacked Widget

I am creating a plugin for QGIS but am having trouble with the Qt components. I have used Plugin Builder and Qt designer to create all necessary files for the plugin. I want to use a QStackedWidget ...
2
votes
1answer
306 views

How can i use python QGis network analysis library to calculate short path based on speed and distance?

I want to calculate and show short path from starting point to an end point in a qgis python plugin. in my research i stopped by an article about QGis network analysis library; ...
1
vote
1answer
78 views

PyQgis, styling vector layers in different canvas

I'm developing a QGIS plugin and I need some help with styling layers in different canvas objects. In my dialog window I've got two QgsMapCanvas objects canvas1 and canvas2. Layers from registry are ...
1
vote
3answers
2k views

Where is the QGIS Parallel Line Plugin?

Somehow I believe to recall there does exist some ind of "draw paralel line" plugin for QGIS. Could anyone please point me to - I cant find it :-/
1
vote
0answers
43 views

Displaying symbology outside map canvas window extent?

Say we have equally distributed x,y mesh vector file. Each coordinate has a map-unit based diameter circle symbology. If we zoom into a region of the map canvas far enough, some centroids exist ...
0
votes
2answers
58 views

How does QGIS Identify Features plugin work i.e. what is logic behind it?

I'm new to QGIS and python as well. I need attributes and their values of a selected vector layer, in the similar manner as Identify Feature works only difference is I don't wish to show them in a ...
1
vote
1answer
124 views

qgis refresh button for attributeactions

QgsVectorLayer* vLyr=static_cast<QgsVectorLayer*>(aktLayer->qgsLayer); vLyr->actions()->addAction(QgsAction::ActionType::OpenUrl, "Link im Webbrowser öffnen", "[% "+sAttribute+" %]" , ...
2
votes
1answer
73 views

Tool Bar visibility in PyQGIS

I am creating a plugin for Qgis 2.6 and when my plugin loads up i want to disable the visibility of some of the tool bar. I was able to set the visibility for various tool bars like ...
3
votes
1answer
67 views

QGIS Select overlapped feature

I have points that are not equal but the distance between them is so small that it can't be seen even at scale 200k:1. I calculated the distance between these points and add it as attribute. Now I ...
1
vote
1answer
85 views

QGIS 2.6 Diagram Overlay plugin

I'm not able to find the "Diagram Overlay" plugin in QGIS 2.6 (OS X) from the Manage plugin list. Could anyone help me to download it?
1
vote
1answer
69 views

How to make a Standalone QGIS application run as an exe file

I had made a simple standalone application and that works fine. But the user have to execute a batch file(inside in which I had set the QGISHOME path, Python path and call my main python file) to run ...
1
vote
1answer
20 views

How to make the toolbar icon visible in the target machine without changing the path

I had done a simple standalone application that loads a shape file and does some basic actions like zoom in, zoom out, pan etc in the viewer. In my python file, I had set the icon path for all these ...
1
vote
0answers
74 views

QGIS Plugin Import Error on QGIS start

I have been getting a bit of an odd error when starting QGIS concerning the loading of one of my own plugins Traceback (most recent call last): File "G:/OSGEO4~1/apps/qgis/./python\qgis\utils.py", ...
2
votes
1answer
61 views

Viewer not displaying the data in my standalone PyQGIS Application

I tried creating a standalone external application of QGIS using python and I followed the tutorial mentioned in the link ...
1
vote
1answer
53 views

How to export georeferenced Raster layer using QGIS2Leaf Plugin?

I got excellent results while exporting vector layer with styling through qgis2leaf plugin. Whereas when I try to do the same with a geo-referenced raster file (geotiff) which has a projection of ...
1
vote
0answers
43 views

PyQgis: Load qlr files

I have a plugin that loads a Raster image and selects the correct base maps to use. The Raster image load with no problem, but my base maps will not load. I have create a qlr, which has 5 references. ...
0
votes
1answer
78 views

Standalone External QGIS Application using python [closed]

I am creating a standalone external Application of QGIS using python and i am following the tutorial mentioned in the link ...
1
vote
1answer
107 views

QGIS Azimuth and Distance plugin length issue

Relative newbie to QGIS and trying to figure out exactly what I'm doing wrong. A couple days ago I had azimuth and distance working perfectly. I was using it in a different project with different ...
2
votes
2answers
68 views

What exactly to write inside legend_exp column so that color Legend is seen in Qgis2Leaf?

I am new to qgis2leaf. I am getting the through qgis2leaf plugin. But as one can see i am not getting a color legend. I need to get the colors of bldg_use so that the map becomes readable. I needed ...
1
vote
1answer
199 views

Easy Custom Labeling plugin - Cannot find leader lines/arrow button

I have installed the Easy Custom Labeling plugin but the toolbar is nowhere to be found. I have checked the box "Activate experimental plugins" in the Plugins' "Settings" menu. Does anyone know what I ...
3
votes
1answer
154 views

How to prevent users from removing QGIS layers?

I need to prevent users from removing layers. In my plugin code I use the following to achieve that: QgsMapLayerRegistry.instance().layersWillBeRemoved.connect(self.dontremovefunc) def ...
5
votes
3answers
1k views

Error when creating a new mapset with GRASS in QGIS

When I try to create a New Mapset with the GRASS plugin in QGIS I get an error or the program crashes. QGIS 2.6.1 (32-bit install, Win7). QGIS crashes completely when clicking "Finish" in the New ...
1
vote
0answers
105 views

Buffer Csv gets repeated when more than one feature is selected in mapcanvas in PYQGIS

I have a function which will allow the user to select a feature or more features in map canvas and performs buffer for the selected feature(s) and writes the output to a csv file. I dont have any ...
1
vote
1answer
90 views

How can I get features that satisfy a QgsExpression using PyQGIS?

I have two fields say "State" and "name" which would be get from the two comboboxes. After which, based on the current text in the combo box, I want to make QgsExpression and feature that satisfies ...
1
vote
0answers
33 views

QGis plugin to django. (APP to webAPP)

My question is what is the best aproach to make a qgis plugin using qt(python) and use that same app and integrate with a django project so it could be possible to put that app on the web with the ...
0
votes
0answers
59 views

Is PyQt4 'drag and drop' functionality available in Qgis Plugins?

In Qgis 2.8, is it possible to use the PyQt4 drag and drop classes (dragEnterEvent, dropEvent) to interact with items from a qtreeview, in a Python Plugin? Is it possible to hook into the ...
1
vote
0answers
91 views

Unable to start modules in QGIS GRASS plugin (GNU/Linux Debian)

Recently, the Toolbox of QGIS GRASS plugin can't find modules in my GNU/Linux Debian. When I click on any module, the toolbox reports the message: Cannot find module x.xxx and, after, I have the ...
1
vote
0answers
17 views

QGIS WPS plugin misses one parameter

I set up a Web Processing Service with 52°North and GRASS (using the wps-grass-bridge). All went smooth and I get a proper DescribeProcess for i.cluster. As you can see, I need to give the parameter ...
1
vote
2answers
185 views

How to manage the CRS of Open-Layers plugin in QGIS?

I am working with OpenLayers plugin in QGIS 1.8 but I am not sure on how should I manage thc CRS. The defaul CRS for Googles/Bing layers is WGS84/Pseudo Mercator (EPGS:3857) but I am not sure on the ...
0
votes
0answers
26 views

Georeferencer does not open when clicked

Since a week my raster georeferencer is not opening when I click it. I have made sure it is checked in the plugins collection and have tried re-installing the newest version of QGIS, yet also in this ...
0
votes
3answers
655 views

Calculating MCP in QGIS

QGIS 1.8.0. Scipy installed. Statsmodels installed. Using Sextante to try to calculate MCP. When I run the MCP calculation from the Toolbox, a layer is added to the file, but the layer doesn't ...
2
votes
1answer
52 views

View feature space for multi-band files

I am trying to plot a feature space (scatter plot) for some SPOT images in QGIS 2.8.1. I know a histogram is available in the file properties, but I want to plot eg. Band 1 vs Band 2 to see the ...