Are you having problems with the conversion from lat/lng to Pixel X,Y and Tile X,Y? If so let me know and I can offer some help.
On Wed, Oct 13, 2010 at 4:20 PM, spyro.boy <[email protected]> wrote: > alright so, since posting I've tried my hand at this and the code > seems different. I'll just re-establish things in a clearer way. > > I've generated a set of 256x256 tiles from a very large image (approx. > 7000x3000) . the file naming convention is tile-ZOOM-X-Y.png. getting > the google maps api to display these tiles as a base map wasn't > difficult. > > the things I'm trying to accomplish now is figuring out how to center > the map based on a pixel coordinate of the original image (i.e. the > 7000x3000 unsplit image) mapped to the tiled google map. > > a second thing I'd like to figure out is how to stop the map from > going into areas that tiles don't exist. if this has to be controlled > by a constant, that's fine. i.e. if I have 50 tiles width-wise, I > don't want it to move past the 50th tile, or past the 0th tile. same > with the vertical. > > I've put a conditional in the getTileUrl that just checks if coord.x > (or y) is less than 0, but internally the google map still thinks it's > in the negative range. I can't imagine moving back into the the > positives will do any good with that conditional in place. > > I've read the API reference and the tutorials and none of it seems > very clear to me. > > -- > You received this message because you are subscribed to the Google Groups > "Google Maps JavaScript API v3" group. > To post to this group, send email to > [email protected]. > To unsubscribe from this group, send email to > [email protected]<google-maps-js-api-v3%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/google-maps-js-api-v3?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Google Maps JavaScript API v3" 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-js-api-v3?hl=en.
