A small software application that extends the functionality of a Web browser.

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5
votes
3answers
422 views

QGIS Gazetteer query without adding data to canvas

I have a PostGIS database with 30 million gazetteer points, each have an X Y coordinate. I want to query this and then zoom map to location. However, I dont want to add the data to the project because ...
1
vote
0answers
92 views

mapCanvas.saveAsImage not functioning as expected in QGIS 1.8

I have a plugin for exporting maps as PNG images. I believe this code was working correctly within 1.6 (but I cannot guarantee I haven't made another change that would have broken it there, too). ...
2
votes
1answer
320 views

GIS software with Bayesian Network capabilities

I am looking for any GIS software that has Bayesian Network capabilities. Ideally I'd be able to define grid layers as discrete or continuous inputs in to the network and then be able to produce ...
1
vote
0answers
58 views

How do I prevent Arcmap from verifying SQL expressions when using a plugin dataset?

I've written a plugin workspace for ArcGIS. I'm able to compose a where clause containing syntax that my implementation of IPluginDatasetHelper understands, assign it to IQueryFilter.Whereclause, and ...
8
votes
2answers
2k views

How to correctly install QGIS with plugins and GRASS-integration from source?

I'm running a Sabayon GNU/Linux (based on Gentoo) at my home desktop system and I want to install Quantum-GIS. I'm currently using the qgis-1.7.0-package from the repositories. But this is somehow ...
3
votes
1answer
241 views

How do I draw multiple copies of a rectangle in QGIS?

I am trying to create a map of our parish cemetery. I almost have a file with the centre point of each headstone plotted and now want to add a rectangle to each point to lay out the grave positions of ...
3
votes
0answers
99 views

How to digitize 90 degree angles? [duplicate]

Possible Duplicate: How to create polygons with straight lines and right angles in QGIS? In QGIS 1.8 is there a way to digitize buildings etc. with perfect 90-degree angles, Or, edit a ...
5
votes
3answers
1k views

Where is the Heatmap Plugin

I have read the questions about creating heatmaps but I cannot find the Heatmap Plugin in any of the repositories or using the fetch python plugins, it simply is not there. Could someone please tell ...
3
votes
1answer
746 views

Is it possible to change the plugin folder location?

Sorry for the vague header but i found no better one. This is the situation: I am teaching a GIS course in a local collage using QGIS (qgis4w). The way our lab pc's work is that they delete all added ...
0
votes
1answer
309 views

python calling def __init__(self, uri=None): method

I am working on python plugins for QGIS. I have my QueryBuilder.py and postgis.py files. I connected it to database using Connection class and under def __init__(self, uri=None) in postgis.py file. I ...
0
votes
1answer
247 views

Edit multiple tables with the same structure at the same time?

does anyone know how to edit multiple tables at the same time? I have multiple .tab files and I want to change the order of the fields. Is there any way to do this for all of them at once. They all ...
1
vote
1answer
181 views

what raster format for r.los in qgis

What raster format should I use to create viewsheds in QGIS using the grass r.los plugin? I am using the Ordnance Survey Opendata DTM (tried both ascii and shapefile formats) and srtm geotiffs but ...
2
votes
2answers
471 views

QGIS 1.7.3 and pyqt4 version mismatch

I installed QGIS 1.7.3 using OSGeo4W installer.I have python 2.7 and pyqt4-py2.7 installed on my system.My system paths are: ...
5
votes
3answers
1k views

Add 3rd party repositories button not in version 1.8.0 Lisboa

The available manuals and other help sources all refer to the 'Add 3rd Party Repositories button' in Plugins>Fetch Python Plugins and then the Repositories Tab. My problem is that the installation of ...
2
votes
1answer
169 views

QGis - Plugin libraries

I need to develop a couple of qgis-plugins. I made some promising first steps and completed a few easy plugins. Now its time to move to more complex plugins which need to import several tool-classes I ...
2
votes
1answer
238 views

How can i include program form (created in Designer ) to my QGIS plugin?

How can I include a form created in Designer in my QGIS plugin? And how to get controls values (textbox,label,etc)?
3
votes
1answer
1k views

How can I add button to the QGIS toolbox or create my own toolbox?

I want to create a button and add it to the QGIS toolbox or alternatively create my own toolbox and add the button here. A plugin should be started when the user clicks the button.
7
votes
4answers
2k views

How to close watermarks window in QGIS Openlayers plugin?

I'm using Quantum GIS Ver. 1.7.4. I have upgraded openlayers plugin 0.7 to 0.9. However when I open google satellite, a watermarks/copyright dialog box "Data Peta@2012 ..." appear in the middle of the ...
2
votes
1answer
835 views

How to use SQLite db with QGIS plugin?

Hi I would like to use SQLite for storing some information in my plugin for QGIS. I have a problem: if I put the db let say test.db among the resources as file, after compilied the resorce.qrc file, ...
2
votes
2answers
651 views

How to set up a plugin repository for QGIS?

I am working with python plugins for QGIS.I developed my plugin and created .zip file including my .ui,.py and resources files.In order to incooperate this plugin into QGIS i created .xml file ...
1
vote
0answers
80 views

Is there a plugin that collects and allows you to just “turn on” open layers?

I'm thinking on a similar approach as gapminder.org, only that this plugin would contain GIS-data, not only statistics. I'm specifically interested in if there is a plugin like this for QGIS. If ...
3
votes
1answer
174 views

Why is the plugin list so short?

i have installed QGIS with GRASS and QDAL complete... I followed the instructions for additional QDAL configuration (adding usr/bin to the QDAL path). When i try to "fetch plugins" my list is short ...
1
vote
2answers
535 views

How to install Sourcepole zonal statistics

I am trying to install the zonal statistics tool created/supplied by sourcepole from http://www.sourcepole.com/2010/12/16/zonal-statistics-plugin-for-qgis. The instructions area as follows: **To ...
2
votes
0answers
136 views

How to change the QGIS help dialog?

I am working with python plugins for QGIS. I am done with my one of my .py file using python 2.5 and pyqt4. It is just help file for QGIS, which i changed. I wanted to incorporate the same in QGIS. I ...
1
vote
1answer
7k views

Python :ImportError: DLL load failed: The specified module could not be found

I am working on Python plugins for QGIS. I set my variables as PATH :=C:\OSGeo4W\apps\qgis;%PATH% PYTHONPATH:=C:\OSGeo4W\apps\qgis\python But when I try to run my .py file in IDLE I get an error ...
2
votes
1answer
629 views

QGIS 1.7.1 and PyQT4 conflict: what am I doing wrong?

I've just started playing with QGIS with a view to eventually developing a few simple plugins in Python. I downloaded QGIS 1.7.1 for Windows and started working through these workshop notes. If I've ...