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Fix IE8 - missing indexOf(), if you can believe that.... fix is per

Browse Source 
https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/IndexOf
This commit is contained in:
Mike Primm 2011-08-10 18:07:59 -05:00
parent f5f9c3bb31
commit a5e3f36d97
1 changed files with 34 additions and 0 deletions
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34
web/js/dynmaputils.js
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@ -10,6 +10,40 @@ var DynmapProjection = L.Class.extend({
}
});
if (!Array.prototype.indexOf) {
Array.prototype.indexOf = function (searchElement /*, fromIndex */ ) {
"use strict";
if (this === void 0 || this === null) {
throw new TypeError();
}
var t = Object(this);
var len = t.length >>> 0;
if (len === 0) {
return -1;
}
var n = 0;
if (arguments.length > 0) {
n = Number(arguments[1]);
if (n !== n) { // shortcut for verifying if it's NaN
n = 0;
} else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) {
n = (n > 0 || -1) * Math.floor(Math.abs(n));
}
}
if (n >= len) {
return -1;
}
var k = n >= 0 ? n : Math.max(len - Math.abs(n), 0);
for (; k < len; k++) {
if (k in t && t[k] === searchElement) {
return k;
}
}
return -1;
}
}
var DynmapTileLayer = L.TileLayer.extend({
_currentzoom: undefined,
getProjection: function() {