nrenner

// Load data tiles from an AJAX data source
L.TileLayer.Ajax = L.TileLayer.extend({
    _requests: [],
    _addTile: function (tilePoint) {
        var tile = { datum: null, processed: false };
        this._tiles[tilePoint.x + ':' + tilePoint.y] = tile;
        this._loadTile(tile, tilePoint);
    },
    // XMLHttpRequest handler; closure over the XHR object, the layer, and the tile
    _xhrHandler: function (req, layer, tile, tilePoint) {