Lining up tiles and styling

Stephen Woodbridge woodbri at SWOODBRIDGE.COM
Tue Feb 21 14:28:59 EST 2006


Ed,

Have you looked at http://ka-map.maptools.org/

This is a google like AJAX client that uses php and mapserver on the 
backend to generate tiles. Even if you do not want to use the whole 
thing, you might look at tile.php to see how they resolve these issues.

-Steve W.

Ed Dowding wrote:
> I'm tiling mapserver tile requests to form a map. On those tiles are lines
> styled with a thickness. The lines also have rounded ends.
> 
> Which means that when a line goes off the edge of a tile, they're
> "rounding-off" making it impossible to tile from separate requests.
> 
> Quite difficult to explain, so here's a picture..
> http://citysafe.org/temp/mapRounding.png
> 
> One approach would be to get mapserver to draw the line beyond the extent of
> its tile... but this is, I think, hypothetical, since I cant see that it's
> possible from the docs.
> 
> 
> Does anyone have any experience of this?
> 
> Thanks in advance,
> 
> Ed
> 



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