It seems tho that the tiles are loaded even when the layer is hidden. Sure
its fast when you click, but it might slow down other donwloads
2010/2/21 Marcelo <marcelo...@hotmail.com>
> On Feb 12, 2:53 am, Steve D <bigd...@gmail.com> wrote:
> > I realized I needed to deal with missing tiles. (I'm guessing
> > your cgi script is doing that for you) Anyway, this seemed to get rid of
> > the little red x's that were showing up all over my map:
> >
> > tile.onerror = function(){this.onerror=null; this.src='./none.png';};
>
> Steve,
>
> Yes, my CGI script serves a blank tile when the requested tile is not
> found on disk.
> However, I like your client side solution, as it would allow the
> single blank tile to be cached and reused by the browser.
>
> --
> Marcelo - http://maps.forum.nu
> --
>
>
>
>
>
>
> >
> > -Steve D
> >
> >
> >
> > On Thu, Feb 11, 2010 at 12:41 AM, Marcelo <marcelo...@hotmail.com>
> wrote:
> > > On Feb 10, 5:43 pm, Steve D <bigd...@gmail.com> wrote:
> > > > Doesn't currently work in Opera 10.10, though it does look nice
> Firefox
> > > > 3.5.7. I'm thinking I might just go back to v2 though.
> >
> > > It now works on Opera 10.10 as well. I'd be interested to hear from
> > > anyone using Safari on a Mac.
> > >http://maps.forum.nu/v3/gm_customTiles.html
> >
> > > --
> > > Marcelo -http://maps.forum.nu
> > > --
> >
> > > > -Steve D
> >
> > > > On Wed, Feb 10, 2010 at 4:34 AM, Marcelo <marcelo...@hotmail.com>
> wrote:
> > > > > Custom overlays with opacity here:
> > > > >http://maps.forum.nu/v3/gm_customTiles.html
> >
> > > > > Only tested in Chrome 3, FF 3.011 and IE7 so far.
> >
> > > > > --
> > > > > Marcelo -http://maps.forum.nu
> > > > > --
> >
> > > > > On Feb 9, 4:43 am, Steve D <bigd...@gmail.com> wrote:
> > > > > > 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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Bjorn Brala
----------------
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