[OSM-talk] Halcyon/MapCSS question

Martin Koppenhoefer dieterdreist at gmail.com
Thu Dec 3 17:10:41 GMT 2009


2009/12/2 Richard Fairhurst <richard at systemed.net>

>
> You shouldn't need to add :area for it to render. :area just means
> "only use this rule if the way is closed" (i.e. start and end points
> are the same).
>
> So you might do:
>
>    way [highway] [!junction] :area { fill-color: grey; }
>
> which would mean "fill it in grey if it's a highway area, unless the
> junction tag is set". (Because you don't want roundabouts to be filled!)
>

AFAIK all highways require the area=yes-Tag to be set in order to be defined
as an area, because there are other circular ways that are not roundabouts
or junctions but still aren't areas. I wouldn't want those to be split just
because otherwise they would be recognized as areas.

cheers,
Martin
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