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fixmystreet.maps.tile_base = '//{S}tilma.mysociety.org/oml';
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;
var year = (new Date()).getFullYear();
if (z >= 16 && in_uk) {
copyrights = 'Contains Highways England and Ordnance Survey data © Crown copyright and database right ' + year;
} else {
logo = '<a href="https://www.bing.com/maps/"><img border=0 src="//dev.virtualearth.net/Branding/logo_powered_by.png"></a>';
if (in_uk) {
copyrights = '© ' + year + ' <a href="https://www.bing.com/maps/">Microsoft</a>, HERE, Highways England, Ordnance Survey';
} else {
copyrights = '© ' + year + ' <a href="https://www.bing.com/maps/">Microsoft</a>, HERE, Ordnance Survey';
}
}
this._updateAttribution(copyrights, logo);
},
tile_prefix: [ '', 'a-', 'b-', 'c-' ],
get_urls: function(bounds, z) {
var urls = [], i;
var in_uk = this.in_uk(bounds.getCenterLonLat());
if (z >= 16 && in_uk) {
urls = [];
for (i=0; i< this.tile_prefix.length; i++) {
urls.push( fixmystreet.maps.tile_base.replace('{S}', this.tile_prefix[i]) + "/${z}/${x}/${y}.png" );
}
} else if (z > 11 && in_uk) {
var type = 'g=8702&lbl=l1&productSet=mmOS&key=' + fixmystreet.key;
var tile_base = "//ecn.t{S}.tiles.virtualearth.net/tiles/r${id}?" + type;
for (i=0; i<4; i++) {
urls.push(tile_base.replace('{S}', i));
}
} else {
for (i=0; i<4; i++) {
urls.push(this.tile_base.replace('{S}', i));
}
}
return urls;
},
CLASS_NAME: "OpenLayers.Layer.BingUK"
});
fixmystreet.layer_options = [
{ map_type: OpenLayers.Layer.BingUK },
{ map_type: OpenLayers.Layer.BingAerial }
];
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