[mapserver-users] show only classes in legend within current extent

Lime, Steve D (DNR) Steve.Lime at state.mn.us
Mon Jun 18 07:39:17 PDT 2012


Nope. It's not a very hard problem, but it's computationally expensive. My thought is that we'd have to add class counters to the legendObj and populate them during a map draw. That means for mode=legend you'd also have to draw a map or at least mimic it.

Steve

-----Original Message-----
From: mapserver-users-bounces at lists.osgeo.org [mailto:mapserver-users-bounces at lists.osgeo.org] On Behalf Of Richard Greenwood
Sent: Sunday, June 17, 2012 10:49 PM
To: mapserver
Subject: [mapserver-users] show only classes in legend within current extent

I'm pretty sure the answer to my question is "No" but just in case - is it possible to restrict the classes show in a simple legend (CGI
mode=legend) to only those classes within the current extent?

Thanks,
Rich

--
Richard Greenwood
richard.greenwood at gmail.com
www.greenwoodmap.com
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