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Questions tagged [qgis-plugins]

Software plugins that add functionality to the QGIS package

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81 views

Arrows plugin returning Python error

I'm trying to run the Arrows plugin on QGIS 2.10 (Win 8.1), but I'm getting an error message: Traceback (most recent call last): File "C:/.../.qgis2/python/plugins\arrows\arrows.py", line 79, ...
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393 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? ...
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156 views

Error in my buffer plugin

In my buffer plugin, i tried the following code # Get buffer distance and selected city dist = float( myLineEdit.text() ) city = myComboBo.currentText() # Get the feature corresponding to the ...
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122 views

how to add different data frames in QGIS? [duplicate]

![enter image description here][1]how can i add different data frames in QGIS and show all data frames in single map like we add different data frames in ARCGIS and in single map we show these data ...
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58 views

How to extract road centreline from delaunay triangulation using open source QGIS? [duplicate]

From some months I have been solving a problem but I cannot finish. My question is, "How can I extract a road centreline from delaunay triangulation using open-source QGIS?" Actually, I am using ...
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122 views

compile QGIS-plugin for Windows: problem with gdal_i.lib version

While compiling my plugin for QGIS 2.2 there are no errors, but it ist still not loading in QGIS because of an dll error. (function not found) I think the problem is at the gdal version. The QGIS-...
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51 views

Couldn't load PyQGIS in QGIS 2.2 on Ubuntu 14.04 [duplicate]

This issue appears to be occurring with some frequency to folks in some shape or form. I upgraded from ubuntu 12.04 to 14.04, with loss of python functionality. My QGIS version is 2.2 from the ...
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1answer
203 views

Errors uploading plugin to QGIS python plugin repository

I'm trying to upload my first plugin to: http://plugins.qgis.org/plugins/add/ I keep getting the following error: There were errors reading plugin package (please check also your plugin's ...
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1answer
3k views

Replacement of QVariant and setAttributeMap in PyQGIS

I am updating a plugin for QGIS 1.8 to QGIS 2.x. I have the code below. The setAttributeMap does not exist anymore. I have replaced it with fet.setAttributes and it seems to work. When using fet....
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1answer
405 views

Changing CRS for basemap from OpenLayers plugin

I'm working on plotting data from NYC (Queens, specifically) and I would like to overlay my heatmap on a basemap from the OpenLayers plugin to show the location of streets, parks, etc. Because I'm ...
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735 views

Why does my QGIS plugin MainWindow start with some widgets not drawn?

I have a QGIS plugin written in Python which uses a MainWindow to hold a few other widgets. When the window first gets shown, some widgets are drawn and some are not. When I resize or minimise/restore ...
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2k views

QGIS 2.0 Plug Repository Connection Failed

I'm trying to connect to the QGIS Official Plugin Repository but the status within the Plugin Manager window is always"unavailable" for the URL - http://plugins.qgis.org/plugins/plugins.xml. I'm ...
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137 views

How to perform Visibility Analysis using QGIS? [duplicate]

How can I calculate Visibility using QGIS? I have not found any suitable plugins for QGIS to do this.
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0answers
306 views

Finding out why QGIS plugin is rejected

I have a selection of python plugins (one rather large one) that I have developed under Qgis 1.8 and that I am migrating to qgis 2.0. The error that the Plugin Manager gives me when I load these ...
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1answer
177 views

Install plugins for qgis in centos

I followed the instructions here: How to install QGIS on Centos 6? If I run: QgsVectorLayer * vpoly = new QgsVectorLayer("Polygon", "pointbuffer", "memory"); QgsVectorDataProvider * provider = ...
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305 views

QGis 2.0.1 cpp-plugin for Windows

my plugin, developed in VS2008 for Windows runs in my testenvironment, the startimage of QGIS shows the developermeeting in Essen with the version number 2.1 alpha. On a other system I have installed ...
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288 views

Why are my combo boxes not filled with a list of layers?

I am developing a Qgis plugin (layer_gui) and I am having a problem with populating the list of layers. When I first run the plugin my combo boxes are not filled with a list of layers, I have to ...
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313 views

Problem using addVectorLayer() in QGIS

I am confused a bit, using addVectorLayer() in QGIS plugin. I want to add and display a vector layer, directly when QGIS opens. Hence I am using addVectorLayer() in ____init____() function of my ...
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114 views

Set buffer radius in metric units in qGIS [duplicate]

Possible Duplicate: What is up with QGIS buffer tool units? A similar question to this one has already been asked How to change the unit of measure from degrees to meters in QGIS?, but none of ...
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0answers
107 views

How to turn off Google map data copyrighted window in Google Street layer (Qgis - Openlayers Plugin)? [duplicate]

Possible Duplicate: How to close watermarks in openlayers plugin After a few weeks not using Qgis, this morning I opened it up, accepted a request to update Openlayers Plugin. Right now, I found ...
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1answer
187 views

Prepare a QGIS plugin installation package (for windows)

I'm developing a plugin for QGIS that depends on python libs that are not default installed, hence could easily be installed by the network installation. When the plugin is a little bit more mature I ...
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2answers
476 views

Rendering polygons with Qgis2threejs?

I have a polygon shapefile cotegorised according to a specific field. I want to present that 3D with the help of Qgis2three.js (sth like that). I have installed the plugin and have chosen the polygon ...
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1answer
397 views

Qgis crash with maptool plugin

I have a qgis plugin (c++) that adds a map tool inherits from QgsMapTool. My tool does nothing, juste I can activate my tool by triggering. I test my plugin in Qgis 2.4; when I activate my tool the I ...
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2answers
622 views

Delete Rows in Qgis using Field Calculator [closed]

I tried to delete all rows where Field "Width" has value 2?
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1answer
69 views

Error in QGIS with Raster Tool in plugin [closed]

When I open QGIS I get the following error: Couldn't load plugin 'rastertool' due to an error when calling its classFactory() method and the following command: ModuleNotFoundError: No module named '...
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1answer
2k views

Global name canvas is not defined

I am just trying to print the layer name using python in my QGIS plugin by following code. allLayers = canvas.layers() for i in allLayers: print i.name() It is saying an error: Global name canvas ...
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1answer
691 views

why Semi-Automatic Classification plugin installation failled repeatedly?

I successfully downloaded Semi-Automatic Classification plugin installer OSGEO from http://download.osgeo.org/osgeo4w/osgeo4w-setup.exe. But it respond that it couldn't the installation. Again I ...
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1answer
35 views

EasyCustomLabeling-2.0 plugin installation

I've downloaded EasyCustomLabeling-2.0 but I don't know how to activate the plugin or where files should be placed.
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1answer
55 views

What do you use your QGIS plugins for? [duplicate]

I would like to know about QGIS plugins from a user point of view, because some plugin lack some user case, and one doesn't know what to do with it. I guess a lot of great plugin are under-used ...
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1answer
450 views

Qgis2threejs error after changes in qgis-ltr-bin

I have installed QGIS 2.8.9 in C:\OSGeo4W folder and change qgis-ltr-bin.bat last line with start "QGIS" /B "%OSGEO4W_ROOT%"\bin\surveykshak.exe --configpath "%OSGEO4W_ROOT%"\qgisini%*. I changed ...
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1answer
393 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 [closed]

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
426 views

The reason why dataset does not create layer

I have a plugin written in Python, and two versions of the QGIS, assembly there are differences, but the main suspect, that the version of GDAL==2.0.0dev (1) another 1.11.3 (2) for first >>>...
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1answer
58 views

List printing same values as a buffer output instead printing unique values

I have a list of features selected in the mapcanvas and for those selected features I am doing a buffer and printing the feature names that are inside the buffer. While printing, all values in the ...
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2answers
778 views

How can I project a power line net in QGIS?

I am working with power lines net using the software QGIS. I would like to know which plugins or tools do I need to be able drawing (projecting) them.
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2answers
246 views

Is it possible to intall the opengeostack and QGIS nightly?

Did someone managed to get the opengeostack running alongside qgis so the plugin suite-qgis-plugin can be used? I am trying it on ubuntu1304, installing opengeostack works ok, but then when installing ...
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1answer
151 views

OSM route in QGIS 2.16 can not activate

I tried to install the OSM route plugin with QGIS version 2.16.3 for 64-bit Windows, through Manage and Install Plugins but I get an error Plugin installation failed. What could be going wrong?
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1answer
1k views

How to show the zip code boundaries in QGIS?

I want to know how to show the ZIP code boundaries in QGIS. For example when I type the zip code the screen need to be zoomed to that zip code area with boundaries, just like its working in google ...
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1answer
101 views

point feature duplicate in Qgis

please how can I duplicate point feature in qgis.I have done copy and paste as directed by Qgis tips but it does not work.
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3answers
2k views

Traffic Simulation in QGIS

I have several line layers in QGIS 2.8.3. I want to simulate traffic flow in this. Is there a plugin or any possibilty to run a traffic simulation on it.
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1answer
246 views

Warning message needed when there is no specific layer instead of python error

In my plugin, when I click a button it will call the findTheCityNames function which is attached below and get features if there is a particular layer. What I want is if there is no specific layer in ...
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2answers
1k views

QGIS 1.8 python refresh maps

i have developed this plugin .. everything works fine but the map wont get refreshed . here is the code: vectorCount =0 mpointCount=0 mlineCount=0 mpolygonCount=0 mrasterCount=0 mlegnd = self....
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2answers
169 views

QGIS python QgsApplication.pluginPath() return wrong path in Debian [closed]

plugin_path = QgsApplication.pluginPath() return wrong path in Debian /usr/lib/qgis/plugins corect path is : /home/web/.qgis2/python/plugins/ in windows the returned path it's ok.