Very good results. I will try to reproduce it. This means that Canada map overlaps USA map since region just north of border comes from NRCAN.
I wonder what it would give for zoom levels of 10 or less. A very good progress from the first version. This discussion whas very interesting and helpfull. Pierre On 15 sep, 14:53, Papa Bear <[email protected]> wrote: > On Sep 15, 12:41 pm, Papa Bear wrote: > ,,, > > > > > One last general question: is there a way to set the background to be > > transparent? If I could do that, I could overlay these maps on top of > > the USGS topos and get native topographic maps on both sides of the > > border. In other words, the NRCan maps would cover the USGS topos in > > Canada, but not in the US where NRCan produces no layers (at least for > > zoom >= 11). > > I figures it out. Combining USGS and NRCan maps: > > 1) set the "transparent" URL parameter for both USGS topos and NRCan > Vector (CanVec): &transparent=true > > 2) set the "format" URL parameter for CanVec: &format=image/png > > 3) set the "format" URL parameter for USGS topo: &format=image/jpeg > > 4) add this line to WMCreateMap() > if (name=='Topo') tileLayers.push(C_NRCAN_VECTOR.getTileLayers()[0]); > > 5) create the CanVec map type first > > 6) create the USGS map type after > > Bingo!http://picasaweb.google.com/lh/photo/mvR4Ji08zBbRZNNUHp-pdg?feat=dire... > > Now it's time to take a break from this stuff! --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
