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Improve type checking in ol.renderer.Layer

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This commit is contained in:
Tom Payne
2013-04-30 21:31:26 +02:00
parent 070c286c54
commit 2690410cbe
1 changed files with 11 additions and 4 deletions
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15
src/ol/renderer/layerrenderer.js
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@@ -266,10 +266,17 @@ ol.renderer.Layer.prototype.updateUsedTiles =
*/
ol.renderer.Layer.prototype.createGetTileIfLoadedFunction =
function(isLoadedFunction, tileSource, projection) {
return function(z, x, y) {
var tile = tileSource.getTile(z, x, y, projection);
return isLoadedFunction(tile) ? tile : null;
};
return (
/**
* @param {number} z Z.
* @param {number} x X.
* @param {number} y Y.
* @return {ol.Tile} Tile.
*/
function(z, x, y) {
var tile = tileSource.getTile(z, x, y, projection);
return isLoadedFunction(tile) ? tile : null;
});
};