Mike, do I need any trick to use encoded polylines on NASA maps? Thanks in advance for your help
On Sep 26, 10:43 am, frankie <[EMAIL PROTECTED]> wrote: > once again THANK YOU VERY MUCH for you help Mike! > > On Sep 25, 12:47 pm, Mike Williams <[EMAIL PROTECTED]> wrote: > > > Wasn't it frankie who wrote: > > > >This happened because I tried to insert thousands of tracks. I've > > >removed them and now only 2 tracks are present to test the > > >visualization. > > >Now I've a NEW PROBLEM > > >When I choose polar projection, tracks are drawn out of the map. I > > >would be able to draw only the part within the map. > > >any idea on how to do it? > > > If you're using the NASA projections, then you have to break all your > > polylines at the point where they cross the equator. Keep a note of > > which halves of the broken polylines are in each hemisphere. Call > > poly.hide() on all the polygons and markers that are in the opposite > > hemisphere. > > > With the NASA polar projections, anything in the opposite hemisphere is > > displayed in a region for which there is no imagery. > > > See:http://econym.org.uk/gmap/example_nasa.htm > > The outer polyline circle on that page is the equator. Any marker or > > polyline that is South of the equator gets plotted outside that ring. > > > If you're using your gmap_polar.js projections, then the further > > hemisphere all gets mapped onto the equator, rather than outside it. So > > that shouldn't be as much of a problem. > > > [Extra free hint for your gmap_polar.js code. The API now holds the > > GLatLng() information internally as radians, so it would be neater and a > > little more efficient to use l.latradians(), rather than (Math.PI/180) * > > l.lat()] > > > --http://econym.org.uk/gmap > > The Blackpool Community Church Javascript Team --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Maps API" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/Google-Maps-API?hl=en -~----------~----~----~----~------~----~------~--~---
