removed deprecated TileLayer.Bing
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DennisSchiefer
parent
e8eb342434
commit
b792d44b4e
@ -1,145 +0,0 @@
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/*
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Copyright (c) 2011-2012, Pavel Shramov
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification, are
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permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this list of
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conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice, this list
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of conditions and the following disclaimer in the documentation and/or other materials
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provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
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TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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// TileLayer using BingMaps
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// [modified to support multiple cultures]
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L.BingLayer = L.TileLayer.extend({
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options: {
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subdomains: [0, 1, 2, 3],
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type: 'Aerial', // supported: 'Road', 'Aerial', 'AerialWithLabels'
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attribution: 'Bing',
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culture: 'en-US'
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},
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initialize: function(key, options) {
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L.Util.setOptions(this, options);
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this._key = key;
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this._url = null;
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this.meta = {};
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this.loadMetadata();
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},
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tile2quad: function(x, y, z) {
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var quad = '';
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for (var i = z; i > 0; i--) {
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var digit = 0;
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var mask = 1 << (i - 1);
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if ((x & mask) != 0) digit += 1;
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if ((y & mask) != 0) digit += 2;
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quad = quad + digit;
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}
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return quad;
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},
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getTileUrl: function(p, z) {
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var z = this._getZoomForUrl();
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var subdomains = this.options.subdomains,
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s = this.options.subdomains[(p.x + p.y) % subdomains.length];
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return this._url.replace('{subdomain}', s)
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.replace('{quadkey}', this.tile2quad(p.x, p.y, z))
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.replace('{culture}', this.options.culture);
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},
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loadMetadata: function() {
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var _this = this;
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var cbid = '_bing_metadata_' + L.Util.stamp(this);
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window[cbid] = function (meta) {
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_this.meta = meta;
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window[cbid] = undefined;
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var e = document.getElementById(cbid);
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e.parentNode.removeChild(e);
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if (meta.errorDetails) {
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alert("Got metadata" + meta.errorDetails);
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return;
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}
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_this.initMetadata();
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};
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var url = "http://dev.virtualearth.net/REST/v1/Imagery/Metadata/" + this.options.type + "?include=ImageryProviders&jsonp=" + cbid + "&key=" + this._key;
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var script = document.createElement("script");
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script.type = "text/javascript";
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script.src = url;
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script.id = cbid;
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document.getElementsByTagName("head")[0].appendChild(script);
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},
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initMetadata: function() {
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var r = this.meta.resourceSets[0].resources[0];
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this.options.subdomains = r.imageUrlSubdomains;
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this._url = r.imageUrl;
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this._providers = [];
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for (var i = 0; i < r.imageryProviders.length; i++) {
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var p = r.imageryProviders[i];
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for (var j = 0; j < p.coverageAreas.length; j++) {
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var c = p.coverageAreas[j];
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var coverage = {zoomMin: c.zoomMin, zoomMax: c.zoomMax, active: false};
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var bounds = new L.LatLngBounds(
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new L.LatLng(c.bbox[0]+0.01, c.bbox[1]+0.01),
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new L.LatLng(c.bbox[2]-0.01, c.bbox[3]-0.01)
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);
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coverage.bounds = bounds;
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coverage.attrib = p.attribution;
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this._providers.push(coverage);
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}
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}
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this._update();
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},
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_update: function() {
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if (this._url == null || !this._map) return;
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this._update_attribution();
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L.TileLayer.prototype._update.apply(this, []);
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},
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_update_attribution: function() {
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var bounds = this._map.getBounds();
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var zoom = this._map.getZoom();
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for (var i = 0; i < this._providers.length; i++) {
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var p = this._providers[i];
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if ((zoom <= p.zoomMax && zoom >= p.zoomMin) &&
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bounds.intersects(p.bounds)) {
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if (!p.active)
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this._map.attributionControl.addAttribution(p.attrib);
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p.active = true;
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} else {
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if (p.active)
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this._map.attributionControl.removeAttribution(p.attrib);
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p.active = false;
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}
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}
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},
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onRemove: function(map) {
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for (var i = 0; i < this._providers.length; i++) {
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var p = this._providers[i];
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if (p.active) {
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this._map.attributionControl.removeAttribution(p.attrib);
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p.active = false;
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}
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}
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L.TileLayer.prototype.onRemove.apply(this, [map]);
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}
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});
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