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Store maxZoom in ol.tilegrid.XYZ

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This commit is contained in:
Tom Payne
2013-04-08 21:18:54 +02:00
parent 1b7ee36680
commit c5748f1fd7
1 changed files with 8 additions and 2 deletions
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src/ol/tilegrid/xyztilegrid.js
+8 -2
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@@ -15,10 +15,16 @@ goog.require('ol.tilegrid.TileGrid');
*/ */
ol.tilegrid.XYZ = function(options) { ol.tilegrid.XYZ = function(options) {
var resolutions = new Array(options.maxZoom + 1); /**
* @private
* @type {number}
*/
this.maxZoom_ = options.maxZoom;
var resolutions = new Array(this.maxZoom_ + 1);
var z; var z;
var size = 2 * ol.projection.EPSG3857.HALF_SIZE / ol.DEFAULT_TILE_SIZE; var size = 2 * ol.projection.EPSG3857.HALF_SIZE / ol.DEFAULT_TILE_SIZE;
for (z = 0; z <= options.maxZoom; ++z) { for (z = 0; z <= this.maxZoom_; ++z) {
resolutions[z] = size / Math.pow(2, z); resolutions[z] = size / Math.pow(2, z);
} }