[Qgis-developer] SVG as attribute?

2016-07-15 Thread Matthias Ludwig
Hi,    is it possible to store an plain svg in the attribute table for styling or is it just possible to save the path to the svg?   Greetings ___ Qgis-developer mailing list Qgis-developer@lists.osgeo.org List info: http://lists.osgeo.org/mailman/lis

[Qgis-developer] Problem with rendering when units are millimeters

2015-03-04 Thread Matthias Ludwig
Hi,   I tried to do a simple rendering of a few layers. Raster, Polygon and Linelayers always work like expected, just the points will not get rendered. I found an older simlar thread: http://osgeo-org.1560.x6.nabble.com/Problem-with-rendering-iwhen-units-are-millimeters-td5023073.html. If I chan

Re: [Qgis-developer] Software development usig QGis API and Qt

2015-02-03 Thread Matthias Ludwig
I'am have no experiences with writin C++ apps but on the python side you have to set the prefix paths and init qgis at app start. Otherwise you'll get strange errors, like yours.   QgsApplication.prefixPath() --> get your path from a working QGIS python console   QgsApplication.setPrefixPath(,

[Qgis-developer] QGIS with up to date package versions

2014-09-22 Thread Matthias Ludwig
Hi, has someone a ready to use version of QGIS (Windows) with more up to date packages? Or a windows specific description on how to build one? The used versions are very old. For the moment I try to use this description, but compiling on Windows isyesfar from being comfortable... http://ww

[Qgis-developer] Creating fully isolated python environment (virtualenv) on Linux

2014-09-11 Thread Matthias Ludwig
Hi, I'am writing a python standalone application, which should later run on windows (not my choice...). All the development is done on Ubuntu 12.04.   I managed to run the application with a standard QGIS 2.2 Windows installer package. The problem is, that it starts but crashes unexpectedly witho

[Qgis-developer] QGIS standalone app - layer tree, legend and co.

2014-07-02 Thread Matthias Ludwig
Hi,   I'am writing a data viewer as python qgis standalone application. Is it possible to use the QgisInterface and other classes (like QgsLegendInterface) for layer handling (adding, removing, activation, etc.)? Cause I didn't found a way I have written my own layer model based on qts QAbstrac

Re: [Qgis-developer] Access count and center point from QgsPointDisplacementRenderer

2014-06-25 Thread Matthias Ludwig
>> - using the same renderer (single symbol, categorized, graduated, rule >> based) for the cluster point > Not sure what this means...   At the moment you can't use different symbols as center symbol. I like to see this changed and the ability to use categorized or graduated renderer (based on

Re: [Qgis-developer] Access count and center point from QgsPointDisplacementRenderer

2014-06-25 Thread Matthias Ludwig
points in each group - using the same renderer (single symbol, categorized, graduated, rule based) for the cluster point   Gesendet: Dienstag, 24. Juni 2014 um 19:00 Uhr Von: "Martin Dobias" An: "Matthias Ludwig" Cc: qgis-dev Betreff: Re: [Qgis-developer] Access count a

[Qgis-developer] Access count and center point from QgsPointDisplacementRenderer

2014-06-24 Thread Matthias Ludwig
Hi,   for a project (python standalone) I try to display points in "clusters" (like the Leaflet-marker-Cluster http://leaflet.github.io/Leaflet.markercluster/example/marker-clustering-realworld.388.html, or Openlayers, etc. just a simple distance based solution).  As far as I understand the Point

[Qgis-developer] Initial rendering problem with qgis standalone application on Windows and Linux

2014-03-17 Thread Matthias Ludwig
Hi, I'am writing on a standalone application and discovered some strange behaviour with initial map rendering. I set up a github repo so you can test it. (https://github.com/datalyze-solutions/qgis_standalone_test)   The problem: - start the plugin from terminal: python interactive_qgis.py - th

[Qgis-developer] Tile Map Scale Levels Plugin - syntax error installing with plugin manager

2013-02-19 Thread Matthias Ludwig
I created and uploaded the Tile Map Scale Levels Plugin (http://plugins.qgis.org/plugins/TileMapScaleLevels-master/) During the installation the plugin manager just shows the error message: "The plugin is broken: Python said: invalid syntax". But: the plugin is working as intended. Any idea, wh

[Qgis-developer] QGIS, Python and Threads

2013-01-22 Thread Matthias Ludwig
Hello, I try to write a plugin in python. The plugin will be part of a complex plugin and will make a longer running numpy calculation. I want the GUI to be responsive during the calculation. As a basis I used Aaron Racicots(http://svn.reprojected.com/qgisplugins/trunk/threading_demo/) threadi