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var tile_base = [ [ '', 'a.', 'b.', 'c.' ], 'http://{S}tilma.mysociety.org/sv' ];
function set_map_config(perm) {
var permalink_id;
if ($('#map_permalink').length) {
permalink_id = 'map_permalink';
}
var nav_opts = { zoomWheelEnabled: false };
if (fixmystreet.page == 'around' && $('html').hasClass('mobile')) {
nav_opts = {};
}
fixmystreet.nav_control = new OpenLayers.Control.Navigation(nav_opts);
fixmystreet.controls = [
new OpenLayers.Control.Attribution(),
new OpenLayers.Control.ArgParser(),
fixmystreet.nav_control,
new OpenLayers.Control.Permalink(permalink_id),
new OpenLayers.Control.PanZoomFMS({id: 'fms_pan_zoom' })
];
if (fixmystreet.map_type) {
tile_base = fixmystreet.map_type;
}
fixmystreet.map_type = OpenLayers.Layer.Bing;
}
OpenLayers.Layer.Bing = OpenLayers.Class(OpenLayers.Layer.XYZ, {
attributionTemplate: '${logo}${copyrights}',
setMap: function() {
OpenLayers.Layer.XYZ.prototype.setMap.apply(this, arguments);
this.updateAttribution();
this.map.events.register("moveend", this, this.updateAttribution);
},
updateAttribution: function() {
var z = this.map.getZoom() + this.zoomOffset;
var copyrights;
var logo = '';
if (z >= 16) {
copyrights = 'Contains Ordnance Survey data © Crown copyright and database right 2010';
} else {
logo = '<a href="http://www.bing.com/maps/"><img border=0 src="//dev.virtualearth.net/Branding/logo_powered_by.png"></a>';
copyrights = '© 2011 <a href="http://www.bing.com/maps/">Microsoft</a>. © AND, Navteq, Ordnance Survey';
}
this.attribution = OpenLayers.String.format(this.attributionTemplate, {
logo: logo,
copyrights: copyrights
});
if (this.map) {
this.map.events.triggerEvent("changelayer", {
layer: this,
property: "attribution"
});
}
},
initialize: function(name, options) {
var url = [];
options = OpenLayers.Util.extend({
/* Below line added to OSM's file in order to allow minimum zoom level */
maxResolution: 156543.0339/Math.pow(2, options.zoomOffset || 0),
numZoomLevels: 18,
transitionEffect: "resize",
sphericalMercator: true,
buffer: 0
//attribution: "© Microsoft / OS 2010"
}, options);
var newArguments = [name, url, options];
OpenLayers.Layer.XYZ.prototype.initialize.apply(this, newArguments);
},
get_quadkey: function(x, y, level) {
var key = '';
for (var i = level; i > 0; i--) {
var digit = 0;
var mask = 1 << (i - 1);
if ((x & mask) !== 0) {
digit++;
}
if ((y & mask) !== 0) {
digit += 2;
}
key += digit;
}
return key;
},
getURL: function (bounds) {
var res = this.map.getResolution();
var x = Math.round((bounds.left - this.maxExtent.left) /
(res * this.tileSize.w));
var y = Math.round((this.maxExtent.top - bounds.top) /
(res * this.tileSize.h));
var z = this.serverResolutions !== null ?
OpenLayers.Util.indexOf(this.serverResolutions, res) :
this.map.getZoom() + this.zoomOffset;
var url;
if (z >= 16) {
url = [];
for (var i=0; i< tile_base[0].length; i++) {
url.push( tile_base[1].replace('{S}', tile_base[0][i]) + "/${z}/${x}/${y}.png" );
}
} else {
var type = '';
if (z > 10) { type = '&productSet=mmOS'; }
url = [
"//ecn.t0.tiles.virtualearth.net/tiles/r${id}.png?g=701" + type,
"//ecn.t1.tiles.virtualearth.net/tiles/r${id}.png?g=701" + type,
"//ecn.t2.tiles.virtualearth.net/tiles/r${id}.png?g=701" + type,
"//ecn.t3.tiles.virtualearth.net/tiles/r${id}.png?g=701" + type
];
}
var s = '' + x + y + z;
url = this.selectUrl(s, url);
var id = this.get_quadkey(x, y, z);
var path = OpenLayers.String.format(url, {'id': id, 'x': x, 'y': y, 'z': z});
return path;
},
CLASS_NAME: "OpenLayers.Layer.Bing"
});
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