Ahh, thanks!

-Steve D

On Mon, Feb 8, 2010 at 6:09 PM, Chad Killingsworth <
chadkillingswo...@missouristate.edu> wrote:

> That's because there isn't one in the ImageMapType object. You'll have
> to use a custom overlay such as
> http://search.missouristate.edu/map/mobile/examples/tileoverlay.js
>
> Chad Killingsworth
>
> On Feb 8, 6:36 pm, Steve D <bigd...@gmail.com> wrote:
> > I'm in the process of learning my way around javascript and the google
> > maps API.  Decided to go the route of using the V3 since it appears to
> > have everything I need, while being much more readable.
> >
> > The only thing I *think* I'm missing now is being able to set the
> > opacity of my tile layers.
> >
> > My test case code is basically from this example:
> http://code.google.com/apis/maps/documentation/v3/examples/maptype-tr...
> >
> > Modified to work with the png tiles I've created.  They show up and
> > all, and it looks quite nice, except that I can't set the opacity of
> > the tiles, as unlike the roads in the example code, my tiles cover
> > large blobs of area and it really would be beneficial if I could see
> > the detail through them.
> >
> > As I don't have the data on web server, here's the relevant code:
> >
> > var coverage = new google.maps.ImageMapType({
> >     getTileUrl: function(coord, zoom) {
> >       return "Z" + zoom + "/" + coord.y + "/" + coord.x + ".png";
> >     },
> >     tileSize: new google.maps.Size(256, 256),
> >     isPng: true
> >   });
> >
> >   var map;
> >   function initialize() {
> >     map = new google.maps.Map(document.getElementById("map_canvas"));
> >     map.setCenter(new google.maps.LatLng(54.1296766, -120.9375000));
> >     map.setZoom(6);
> >     map.setMapTypeId('satellite');
> >     map.overlayMapTypes.insertAt(0, coverage);
> >   }
> >
> > My example from v2 would have something like
> > testlayer.getOpacity = function () {return 0.39;};   //of the non
> > transparent part
> >
> > I can't seem to find the equivalent function in v3 in the reference.
> >
> > Thanks in advance,
> >
> > -Steve D
>
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