[Qgis-user] Multiple Symbolization Rules per Layer

Agustin Lobo alobolistas at gmail.com
Wed Apr 22 06:31:31 PDT 2009


Understood, added as #32 in 
http://sites.google.com/site/eospansite/myqgiswishlist
(who knows, some dev might read it at some point)
Agus

Andreas Neumann wrote:
> Hi Agus,
>
> while I agree that your suggestion makes sense and would help for many
> purposes, in my case it wouldn't help.
>
> What I wanted to do is to style line elements according to three different
> attributes. In my case I have to handle the waste-water network.
>
> * Attribute Utility should define the line-color
> * Attribute accuracy should define stroke-dashing
> * Attribute hierarchical_function should define stroke-width
>
> You cannot solve this problem through multiple loading of the same layer.
> The only current way is by concatenating the three attributes into a
> single attribute and than style all the combinations. Of course this can
> be quite a lot of work and not very elegant if you have a lot of
> combinations. If you have three distinct values for every attribute, you
> already have 27 different cases to handle.
>
> Andreas
>   



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