On 9/27/07, Paul Spencer <[EMAIL PROTECTED]> wrote: > Erik, > > since we can publicly show it now, I can send it on the list. The > site is: > > http://sandbox01.dmsolutions.ca/mapmobility/ > > This has a couple of unique features in how we are using OpenLayers. > The map tiles are taken directly from TIFF files produced for printed > maps and cut up using a GDAL shell script into a TMS directory > structure. At the two largest resolutions (most zoomed in), the > printed maps are rotated from true north by varying amounts depending > on location. So we use a pixel coordinate system for every > resolution and 'reproject' real world coordinates into pixel space > including a potential rotation at some resolutions. I had to do an > interesting hack to baseLayer handling to make the transition from > one rotation to another work nicely, which I would be interested in > talking to someone about at some point :) We also 'reproject' all > the point and route stuff on the fly as the rotation changes - what a > pain :)
Very nice map Paul! -- Eric _______________________________________________ Dev mailing list [email protected] http://openlayers.org/mailman/listinfo/dev
