Vector opacity (Re: Raster layer opacity)

[Bernhard Herzog]

Bernhard Reiter <bernhard at intevation.de> writes:

> I also think that vectors can have opacity, the question is if this
> will be per vector layer or per drawing style per class.

Both would be useful.

> And it we have that drawing style option, do we want another layer
> wide option?

Yes.

> Both seems to be nice features with the per style opacity being more
> general, but the per layer one might be consistant and easier to add.

You can use them simultaneously.  See for instance how opacity of groups
is handled in SVG.
http://www.w3.org/TR/SVG11/masking.html#ObjectAndGroupOpacityProperties

   Bernhard

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