Hi Thanks for your replies
Egil Hjelmeland wrote: > I assume you are referring to the OpenLayers based slippy map at > openstreetmap.org? The Openlayers 2.8 ScaleLine class has the the > problem that it does not handle that the map-scale is not constant > accoss the map. The slippy map uses mercators projection, where the > scale increases with 1/cos(lattiude). So the scaleline is correct at > equator, but a over factor 2 off where I am at 62 north. > Excuse my ignorance, are you saying that it's 2x inaccurate at all zoom levels? > But it is trivial to make a mercator-specific variant of ScaleLine. I > have made one here: > http://www.egil-hjelmeland.no/kart/mercatorScaleLine.js. Anyone are free > to use it. View it in action at my playground: > http://www.egil-hjelmeland.no/kart/ . > So one of the mapnik guys could implement it quite easily then? Cheers Dave F. _______________________________________________ talk mailing list [email protected] http://lists.openstreetmap.org/listinfo/talk
