Improvement for legend symbols ?

Dylan Beaudette dylan.beaudette at GMAIL.COM
Wed Feb 1 13:20:46 EST 2006


On Monday 30 January 2006 10:53 am, Steve Lime wrote:
> The fix really isn't that bad, we'd just need to track visibility as
> features are rendered. Visibility would initially be set to false for each
> class and set to true if a feature of a certain class is rendered. Then a
> flag would be added to the legend object to take advantage of the class
> visibility. This feature is not real high on my todo list at the moment
> although if enough folks are interested then it could be.

For some soil maps that we are planning on using, having the ability to 
describe the few visible classes, out of perhaps 30 total, based on 
visibility would be a great feature.

Cheers,

Dylan


> Steve
>
> >>> Troppenhagen, Horst-Günter <Troppenhagen at BGR.DE> 01/30/06 10:09 AM >>>
>
> Hi list,
>
> currently I am working on a PHP-Mapscript to display a legend for a
> geological map. In general it's nothing to speak of, but geological maps
> often have plenty of classes in a layer (the one I'm working on has 182)
> and a legend containing all of them would be really huge. It is my
> intention to have the legend only show the classes resp. legend items
> currently visible inside the actual map extend but I found no way to manage
> it without MapScript. Only at one place I found a hint to that feature: Bug
> # 750. I can imagine the needs for such MapServer feature is growing. Does
> anyone have an idea if this will be implemented in the near future ?
>
> Best regards
>
> Horst
>
>
> Federal Institute for Geosciences and Natural Resources
> Stilleweg 2
> 30655 Hannover
> Germany
> Tel.: (+49) 511 / 643-3327
> Fax:  (+49) 511 / 643-3782
> mailto:troppenhagen at bgr.de
> http://www.bgr.bund.de

-- 
Dylan Beaudette
Soils and Biogeochemistry Graduate Group
University of California at Davis
530.754.7341



More information about the mapserver-users mailing list