[mapserver-users] dynamic labeling

Lowell.Filak lfilak at medinaco.org
Tue Apr 23 16:39:37 EDT 2002


This link should help:
http://mapserver.gis.umn.edu/wilma/mapserver-users/0101/threads.html#00085
Lowell F.

On Tue, 23 Apr 2002, Alexander   Shostko wrote:

> Dear Mapserver Users!
>
> 1. Thanks in advance for help and suggestions. I need to
> dynamically turn labels on/off the map when
> certain events happen (attributes are changed in dbf file).
> I set the colors dynamically already (I introduced an extra
> field in dbf file
> and use expression statement to change the color )
>
> Can I use the same EXPRESSION statements to turn the labels
> on/off based on certain dbf fields values?
>
> Do the labels scale in size when the map is scaled ? Do I need
> php/mapscript or I can use straight CGI module ?
>
>
>  Any pointers to examples are appreciated.
>
>
> 2. Also any chance to prezoom the image when displaying it the
> first time (appear too small and
> changing the extent parameters does not do much )
>
>
> Thanks again
> Alexander Shostko
> shostko at ureach.com
>




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