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Added tile queueing.

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This commit is contained in:
FrozenCow 2011-08-10 22:38:46 +02:00
parent 0a60c35be0
commit 91b9b456b5
1 changed files with 31 additions and 0 deletions
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31
web/js/dynmaputils.js
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@ -97,6 +97,35 @@ var DynmapTileLayer = L.TileLayer.extend({
this._container.appendChild(tile);
},
_loadTile: function(tile, tilePoint, zoom) {
var me = this;
tile._layer = this;
function done() {
me._loadingTiles.splice(me._loadingTiles.indexOf(tile), 1);
me._nextLoadTile();
}
tile.onload = function(e) {
me._tileOnLoad.apply(this, [e]);
done();
}
tile.onerror = function() {
me._tileOnError.apply(this);
done();
}
tile.loadSrc = function() {
me._loadingTiles.push(tile);
tile.src = me.getTileUrl(tilePoint, zoom);
};
this._loadQueue.push(tile);
this._nextLoadTile();
},
_nextLoadTile: function() {
if (this._loadingTiles.length > 4) { return; }
var next = this._loadQueue.pop();
if (!next) { return; }
next.loadSrc();
},
_removeOtherTiles: function(bounds) {
var kArr, x, y, key;
@ -134,6 +163,8 @@ var DynmapTileLayer = L.TileLayer.extend({
this._updateTileSize();
this._tiles = {};
this._namedTiles = {};
this._loadQueue = [];
this._loadingTiles = [];
this._cachedTileUrls = {};
this._initContainer();
this._container.innerHTML = '';