[Qgis-developer] Problems with Atlas and Map dimensions on composer using Python

[Vincent Picavet]

Hello James,

Could you open a ticket for that problem on QGIS bugtracker, and attach your 
files there ?
Thanks,
Vincent

Le lundi 24 juin 2013 16:44:37, Stott James a écrit :
> Hi all,
> 
> Is anyone else having problems with using atlas with python?
> 
> I am writing some python code that uses the Atlas functionality in master
> to create a PDF / jpg for each of my 5000 records.
> 
> I can produce a jpg/pdf for each feature, however the composerMap object
> does not stay the same size.
> 
> I found this bug report which describes the issue. This report is listed as
> fixed:
> 
> http://hub.qgis.org/issues/6956
> 
> I have set the following two lines in my code:
> 
> myAtlas.setFixedScale( False )
> myAtlas.setMargin(0.1)
> 
> If I set this up from within QGIS, it works perfectly. It is only through
> Python I have problems.
> 
> Here are the example exported jpgs:
> 
> Generated inside QGIS GUI
> 
> https://docs.google.com/file/d/0B6r5nAOdEBZrbFk0UUdxOVdTRVk/edit?usp=sharin
> g
> 
> Generated from python
> 
> https://docs.google.com/file/d/0B6r5nAOdEBZrZVJmWlpBb1c4Q2M/edit?usp=sharin
> g
> 
> I have also included a stripped down version of my code, along with a
> sample shapefile (this isn't the data I am planning to use it with, but it
> doesn't work with either the sample or the real data).
> 
> https://docs.google.com/file/d/0B6r5nAOdEBZrRUpzZm81cU1pUkk/edit?usp=sharin
> g
> 
> Using master, updated today from OsGeo4W.
> 
> Many thanks,
> 
> James Stott