May be I misunderstood something, but the requirement of "style the clusters a different colour depending on the calculation of that expression" requires only one class per expression condition.
Tamas 2013/3/22 thomas bonfort <[email protected]> > Unless the cluster introduced some new codepaths in the rendering > chain, I do not think this is the case. Only a *single* class gets > used per rendered feature (the first one matching all expression and > min/maxscale constraints) > > -- > thomas > > On 22 March 2013 14:59, Tamas Szekeres <[email protected]> wrote: > > I think adding multiple classes to the clustered layer (with multiple > > expressions regarding to the intervals) should do the job. > > > > Best regards, > > > > Tamas > > > > > > > > 2013/3/22 Mark Davidson <[email protected]> > >> > >> That works great thanks Tamas. I'm now trying to use that expression as > a > >> condition on a class. > >> > >> I'm trying to style the clusters a different colour depending on the > >> calculation of that expression. Can multiple styles be applied to a > single > >> cluster point? > >> > >> CLASS > >> NAME "Clustered Point" > >> EXPRESSION ("[Cluster:FeatureCount]" != "1") > >> STYLE > >> SIZE 22 > >> SYMBOL "circle" > >> COLOR 255 0 0 > >> END > >> LABEL > >> TEXT ([Sum:lowesttemperature]/[Count:lowesttemperature]) > >> FONT "arial" > >> TYPE truetype > >> SIZE 8 > >> COLOR 255 255 255 > >> END > >> END > >> > >> CLASS > >> EXPRESSION (([Sum:lowesttemperature]/[Count:lowesttemperature]) > > 1) > >> STYLE > >> SYMBOL "circle" > >> COLOR 0 255 0 > >> END > >> END > >> > >> > >> > >> On 22 March 2013 13:15, Tamas Szekeres <[email protected]> wrote: > >>> > >>> Mark, > >>> > >>> I think LABEL level expressions would work in this case. Something > like: > >>> > >>> LABEL > >>> TEXT ([Sum:itemname]/[Count:itemname]) > >>> TYPE TRUETYPE > >>> ... > >>> END > >>> > >>> Best regards, > >>> > >>> Tamas > >>> > >>> > >>> > >>> 2013/3/22 Mark Davidson <[email protected]> > >>>> > >>>> Hi All, > >>>> > >>>> I'm new to using mapserver and have been implementing a WMS overlay > >>>> using the CLUSTER funcionality got pretty much everything I need > working, > >>>> but I can't seem to get an average value of a cluster to use as part > of the > >>>> styling and labelling. > >>>> I've tried everything I can think of to try and get it working but am > >>>> having no luck. I thought that since you can do [Max:itemname] and > >>>> [Count:itemname] I would be able to do an equation to work out the > average, > >>>> but I just get syntax errors with everything I try and haven't been > able to > >>>> find any examples of doing this. > >>>> > >>>> Could anyone tell me if its possible to do this? And if so provide an > >>>> example? > >>>> > >>>> Any input would be very much appreciated, > >>>> > >>>> Thanks, > >>>> > >>>> Mark Davidson > >>>> > >>>> _______________________________________________ > >>>> mapserver-users mailing list > >>>> [email protected] > >>>> http://lists.osgeo.org/mailman/listinfo/mapserver-users > >>>> > >>> > >> > > > > > > _______________________________________________ > > mapserver-users mailing list > > [email protected] > > http://lists.osgeo.org/mailman/listinfo/mapserver-users > > >
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