You would need to trigger your own event or just move all of your
logic into the onAdd method of your OverlayView object. Something
like:
MyOverlay.prototype.onAdd = function() {
var projection = this.getProjection();
//projection logic here.
}
Chad Killingsworth
On Mar 11, 5:22 pm, midimid <[email protected]> wrote:
> Being an actionscript guru, that makes perfect sense. What event do I
> need to listen for and form which object? It doesn't look like the
> Overview class sends any events.
>
> On Mar 11, 5:32 pm, Chad Killingsworth
>
> <[email protected]> wrote:
> > Projections are not available until the onAdd method of the overlay
> > has been called. Since you are calling getProjection() immediately, it
> > isn't available yet.
>
> > Chad Killingsworth
>
> > On Mar 11, 3:05 pm, midimid <[email protected]> wrote:
>
> > > For example - just tried this code, and while the variable overview is
> > > correct, the variable projection is undefined:
>
> > > var mapCenter = new google.maps.LatLng(38.43, -98.17);
> > > var myOptions = {
> > > zoom: 5,
> > > center: mapCenter,
> > > mapTypeId: google.maps.MapTypeId.ROADMAP};
>
> > > map = new google.maps.Map(document.getElementById("map_canvas"),
> > > myOptions);
> > > var overlay = new MyOverlay(map);
> > > var projection = overlay.getProjection();
>
> > > -----------------------------------
> > > MyOverlay.js:
> > > MyOverlay.prototype = new google.maps.OverlayView();
> > > MyOverlay.prototype.onAdd = function() { }
> > > MyOverlay.prototype.onRemove = function() { }
> > > MyOverlay.prototype.draw = function() { }
> > > function MyOverlay(map) { this.setMap(map); }
> > > -----------------------------------
>
> > > On Mar 11, 3:28 pm, midimid <[email protected]> wrote:
>
> > > > What I'm particularly not understanding as I rewrite this is how to
> > > > use the fromLatLngToPixel() method. How do I get the projection object
> > > > from my map so that I can use that function? My testing around using
> > > > the MercatorProjection example on the v3 docs was an epic fail (no
> > > > zoom input?) and I'm seeing alot of posts on the groups making me go
> > > > in circles with the OverlayView class, but no real solid answer on how
> > > > to get access to the Projection object.
>
> > > > On Mar 11, 12:27 pm, Brak <[email protected]> wrote:
>
> > > > > The following pages should have everything you'll need to convert or
> > > > > update the existing code to v3.
>
> > > > >http://code.google.com/apis/maps/documentation/v3/basics.htmlhttp://c...
>
> > > > > The main difference I've noticed is things are more heirarchic and
> > > > > object like now. So instead of GPoint and GLatLng as standalone
> > > > > functions, they are now methods of google.maps. So they'd be
> > > > > represented like google.maps.Point() and google.maps.LatLng(). It
> > > > > should be fairly straightforward.
>
> > > > > Of course if you have any specific questions about stuff that's giving
> > > > > trouble or doesn't makes sense, you can ask in this group. Be sure to
> > > > > include links and/or examples too.
>
> > > > > On Mar 11, 12:19 pm, midimid <[email protected]> wrote:
>
> > > > > > Unfortunately I'm a bit new to this and it uses some functionality
> > > > > > that I haven't even learned in the v3 API.
>
> > > > > > On Mar 11, 2:24 am, String <[email protected]> wrote:
>
> > > > > > > On Mar 9, 10:47 pm, midimid <[email protected]> wrote:
>
> > > > > > > > Was looking to use this, but it uses the v2 API. Anyone have
> > > > > > > > something
> > > > > > > > similar for v3?
>
> > > > > > > Bill gives the source code right from that page, and on a cursory
> > > > > > > inspection I don't see anything there that wouldn't be doable in
> > > > > > > v3.
> > > > > > > So I'd say go ahead and translate it.
>
> > > > > > > String
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