php map software

[Robin Laing]

Michael A. Peters wrote:
> I'm curious as to whether or not anyone is aware of existing php code to 
> plot data on a map.
> 
> Specifically - I'd like to divide the county I live in into hexagons, 
> feed various GPS coordinates to the php script, and the hexagon 
> containing the long/lat coordinated gets filled in (entire hexagon).
> 
> Purpose is to make a range map within my county of confirmed wild 
> reptiles/amphibians by species without providing the precise coordinates 
> for where the specimen was found.
> 
> I'm hoping there is already some existing php code I can adapt for this 
> kind of thing (hexagons are better than squares for this type of thing, 
> but I'm guessing a little more complex in the math to figure out which 
> hexagon a coordinate belongs to).
> 
> Any pointers appreciated.
> 

I think you are looking at GIS data processing.  I have looked at this 
just in passing for another project but it may be useful.


http://opensourcegis.org/

http://www.qgis.org/

This is an OOo macro that may help you as well.

http://nothickmanuals.info/doku.php/articles:ooohg

-- 
Robin Laing