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Re-use ol.Extent objects

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This commit is contained in:
Tom Payne
2013-04-09 17:30:46 +02:00
parent ee8e565be2
commit fe03ebe99c
6 changed files with 20 additions and 12 deletions
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3
src/ol/source/xyzsource.js
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@@ -61,6 +61,7 @@ ol.source.XYZ = function(options) {
var extent = options.extent;
if (goog.isDefAndNotNull(extent)) {
var tmpExtent = new ol.Extent(0, 0, 0, 0);
var tmpTileCoord = new ol.TileCoord(0, 0, 0);
tileUrlFunction = ol.TileUrlFunction.withTileCoordTransform(
function(tileCoord) {
@@ -76,7 +77,7 @@ ol.source.XYZ = function(options) {
tmpTileCoord.z = tileCoord.z;
tmpTileCoord.x = x;
tmpTileCoord.y = tileCoord.y;
var tileExtent = tileGrid.getTileCoordExtent(tmpTileCoord);
var tileExtent = tileGrid.getTileCoordExtent(tmpTileCoord, tmpExtent);
// FIXME we shouldn't need a typecast here
if (!tileExtent.intersects(/** @type {ol.Extent} */ (extent))) {
return null;