Dear Andrea,
Thank you for looking into this. Your work around works nicely, thanks. I have
opened a bug report here: https://osgeo-org.atlassian.net/browse/GEOS-8481
<https://osgeo-org.atlassian.net/browse/GEOS-8481>
Thank you and best regards,
Michel
> On 7. Dec 2017, at 19:48, Andrea Aime <andrea.a...@geo-solutions.it> wrote:
>
> Hi Michael,
> I've checked and indeed it does not seem to be possible. For sure the syntax
> you used cannot work
> as CQL is not unit aware, but I was hoping something like this would:
>
> stroke-width: [0.001 * PERSONS]m;
>
> but it fails to parse. Could you open a bug report about it
>
> In the meantime you can use this work around:
>
> /* @title red line */
> * {
> stroke: #ff3300;
> stroke-width: [Concatenate(0.001 * PERSONS, 'm')];
> }
>
> Tested against topp:states seems to work:
>
> <image.png>
>
> Cheers
> Andrea
>
>
> On Fri, Dec 1, 2017 at 12:47 PM, Michel Wortmann <wortm...@pik-potsdam.de
> <mailto:wortm...@pik-potsdam.de>> wrote:
> Dear list,
>
> I have a problem styling a line vector according to an attribute value
> (ac_average). I'm trying to set the stroke-width like this:
>
> /* @title red line */
> * {
> stroke: #ff3300;
> stroke-width: [ 0.00001m * ac_average];
> }
> However the m for meter seems to cause problems, as it works without the m
> and just 1000m (no expression) also works. What am I missing? The
> documentation
> (http://docs.geoserver.org/stable/en/user/styling/css/valuetypes.html
> <http://docs.geoserver.org/stable/en/user/styling/css/valuetypes.html>)
> explains that this should work: "When using expressions in place of numeric
> values, the first unit listed for the type of measure is assumed."
>
> A related question, is it possible to use power (** or ^) in these
> expressions? I was unable to find a reference as to what is possible here or
> not.
>
> Working with the stable Geoserver version (2.12.1).
>
> Thanks a lot,
>
> Michel
>
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