[Qgis-user] pyqgis: setting transparent color (alpha channel) to a polygon layer

[Tim Sutton]

Hi

On Wed, Jul 11, 2012 at 5:11 PM, PIERRE Sylvain <sylvain.pierre at cg67.fr> wrote:
> Hi,
>
>
>
> What’s the best way to set transparent color (alpha channel) to a polygon
> layer ?
>
>
>
> I did some test using code like :
>
>
>
> rendererV2.symbol().setColor(QColor(0,128,128,2)), color is ok but layer is
> not transparent at all…
>

See here for an example:

https://github.com/timlinux/VectorTransparency/blob/master/vectortransparencydialog.py#L62

Regards

Tim

>
>
> Thanks
>
>
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>



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