[Qgis-developer] how to know if QPainter comes from a print job ?

[A Huarte]

Hi Marco, thank you very much for your reply, 
I will try it!




>________________________________
> De: Marco Hugentobler <marco.hugentobler at sourcepole.ch>
>Para: qgis-developer at lists.osgeo.org 
>Enviado: Lunes 4 de noviembre de 2013 11:37
>Asunto: Re: [Qgis-developer] how to know if QPainter comes from a print job ?
> 
>
>
>Hi 
>
>You cannot get that information from the painter itself (a print
      composition can be printed into QImage, pdf, QPrinter, etc...).
      The safest guess is probably to look at the QgsRenderContext. If
      the parameter 'scaleFactor' is very close to 1.0, it is most
      likely the rendering comes from a print composition.
>
>Regards,
>Marco
>
>On 04.11.2013 11:28, A Huarte wrote:
>
>Hi!
>>
>>
>>Within of qgis_core I need know if a QgsRenderContext comes from a print job (from composer) in order to disable one functionality.
>>
>>
>>I get that information from QPainter, QPaintDevice, QPaintEngine::Type ?
>>
>>
>>
>>Thank your very much!
>>
>>
>>
>>
>>_______________________________________________
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>
>
>-- 
Dr. Marco Hugentobler
Sourcepole -  Linux & Open Source Solutions
Weberstrasse 5, CH-8004 Zürich, Switzerland marco.hugentobler at sourcepole.ch http://www.sourcepole.ch Technical Advisor QGIS Project Steering Committee 
>
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