David I use the upgis_lineshift function from http://trac.osgeo.org/postgis/wiki/UsersWikiplpgsqlfunctions
for this sort of thing. The trick is to be able to tell what to shift, and use a different distance between the lines based on zoom level. hth charles On Feb 8, 2012, at 4:07 PM, David R Robison wrote: > We are trying to draw interstate roadways that have lines for each > direction of travel. When zoomed in you can see the individual travel > directions (e.g. east and west bound lanes). However, when zoomed out > the directional roads are drawn on top of each other. What we want to do > is to draw the road ways with a minimal separation between then even > when zoomed out. Kind of like what Google maps does when showing traffic > colors. When zoomed out you still see the different roadways for the > different travel directions. Any thoughts on how to do this with > geoserver? David ------------------------------------------------------------------------------ Keep Your Developer Skills Current with LearnDevNow! The most comprehensive online learning library for Microsoft developers is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, Metro Style Apps, more. Free future releases when you subscribe now! http://p.sf.net/sfu/learndevnow-d2d _______________________________________________ Geoserver-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/geoserver-users
