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var fms_tile_base = [ [ '', 'a-', 'b-', 'c-' ], '//{S}tilma.mysociety.org/sv' ];
function set_map_config(perm) {
_set_map_config();
if (fixmystreet.map_type) {
fms_tile_base = fixmystreet.map_type;
}
fixmystreet.map_type = OpenLayers.Layer.BingUK;
}
OpenLayers.Layer.BingUK = OpenLayers.Class(OpenLayers.Layer.Bing, {
uk_bounds: [
new OpenLayers.Bounds(-6.6, 49.8, 1.102680, 51),
new OpenLayers.Bounds(-5.4, 51, 2.28, 54.94),
new OpenLayers.Bounds(-5.85, 54.94, -1.15, 55.33),
new OpenLayers.Bounds(-9.35, 55.33, -0.7, 60.98)
],
in_uk: function(c) {
c = c.clone();
c.transform(
fixmystreet.map.getProjectionObject(),
new OpenLayers.Projection("EPSG:4326")
);
if ( this.uk_bounds[0].contains(c.lon, c.lat) || this.uk_bounds[1].contains(c.lon, c.lat) || this.uk_bounds[2].contains(c.lon, c.lat) || this.uk_bounds[3].contains(c.lon, c.lat) ) {
return true;
}
return false;
},
setMap: function() {
OpenLayers.Layer.Bing.prototype.setMap.apply(this, arguments);
this.map.events.register("moveend", this, this.updateAttribution);
},
updateAttribution: function() {
var z = this.map.getZoom() + this.zoomOffset;
var copyrights;
var logo = '';
var c = this.map.getCenter();
var in_uk = c ? this.in_uk(c) : true;
if (z >= 16 && in_uk) {
copyrights = 'Contains Ordnance Survey data © Crown copyright and database right 2014';
} else {
logo = '<a href="https://www.bing.com/maps/"><img border=0 src="//dev.virtualearth.net/Branding/logo_powered_by.png"></a>';
copyrights = '© 2011 <a href="https://www.bing.com/maps/">Microsoft</a>. © AND, Navteq, Ordnance Survey';
}
this._updateAttribution(copyrights, logo);
},
get_urls: function(bounds, z) {
var urls;
var in_uk = this.in_uk(bounds.getCenterLonLat());
if (z >= 16 && in_uk) {
urls = [];
for (var i=0; i< fms_tile_base[0].length; i++) {
urls.push( fms_tile_base[1].replace('{S}', fms_tile_base[0][i]) + "/${z}/${x}/${y}.png" );
}
} else {
var type = '';
if (z > 10 && in_uk) { type = '&productSet=mmOS'; }
urls = [
"//ecn.t0.tiles.virtualearth.net/tiles/r${id}.png?g=3293" + type,
"//ecn.t1.tiles.virtualearth.net/tiles/r${id}.png?g=3293" + type,
"//ecn.t2.tiles.virtualearth.net/tiles/r${id}.png?g=3293" + type,
"//ecn.t3.tiles.virtualearth.net/tiles/r${id}.png?g=3293" + type
];
}
return urls;
},
CLASS_NAME: "OpenLayers.Layer.BingUK"
});
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