Matthias,
Thanks for emphasising that the spaceAround vendor option applies to
textsymbolizers only.
Cheers,
Edward
> To: [email protected]
> From: [email protected]
> Date: Wed, 19 Jun 2013 11:33:10 +0200
> CC: [email protected]; [email protected]
> Subject: Re: [Geoserver-users] css styling questions
>
> Hi Lottie & Edward,
>
> regarding question 2:
> I'm pretty sure that the 'spaceAround' vendor option is only available
> for TextSymbolizers and not PointSymbolizers.
>
> However, with a small workaround you can also use it for symbols.
> Just specify a TextSymbolizer with an empty label and add the
> symbol/icon as a shield.
>
> In CSS, this can be achieved like so:
>
> * {
> label: ['.']; /* must have content otherwise ignored */
> font-family: "Arial";
> font-size: 0; /* do not display label */
> -gt-label-padding: 5; /* = spaceAround option */
>
> shield: url("youricon.png"); /* or use predefined symbol altern. */
> shield-mime: "image/png";
> shield-size: 10;
> }
>
>
> This works perfectly fine for me, however, if someone knows a cleaner
> version I'd be interested in it, too.
>
> Cheers,
> Matthias
>
>
>
> Am 19.06.2013 11:07, schrieb Edward Mac Gillavry:
> > Hi lottie,
> >
> > For random colours, I suggest to compute this in advance and store as an
> > attribute with the object. This also ensures colours are consistentent
> > across zoom levels.
> >
> > To prevent overlapping symbols, use the 'spaceAround' vendor option
> > together with the 'Priority' vendor option. The first option will make
> > sure there'll always be a specified void between symbols. The second
> > option will allow you to influence the decision which symbol to retain
> > or dismiss based on their relative priority. Not too familiar with the
> > css styling, so someone else has to confirm these vendor options are
> > available in the css styling or only in the default SLD styling.
> >
> > Regards,
> >
> > Edward
> >
> > ------------------------------------------------------------------------
> > Date: Wed, 19 Jun 2013 16:39:19 +1000
> > From: [email protected]
> > To: [email protected]
> > Subject: [Geoserver-users] css styling questions
> >
> > 1. Is it possible with css to add random colors, which don't change
> > while zooming, based on different labels, but I don't know how many
> > different colors I would need?
> >
> > 2. Is it possible to add a space around a point or symbol so that in a
> > zoom out not all of the points/symbols are shown?
> >
> > Cheers
> >
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