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Set extent to undefined when it is undefined

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This commit is contained in:
Tom Payne
2012-07-15 12:32:09 +02:00
parent 26aa704a4d
commit af7dfc60aa
1 changed files with 10 additions and 7 deletions
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17
src/ol/map.js
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@@ -400,14 +400,17 @@ ol.Map.prototype.recalculateExtent_ = function() {
var center = this.getCenter();
var resolution = this.getResolution();
if (!goog.isDef(size) || !goog.isDef(center) || !goog.isDef(resolution)) {
return;
if (goog.isDef(this.getExtent())) {
this.set(ol.MapProperty.EXTENT, undefined);
}
} else {
var left = center.x - resolution * size.width / 2;
var right = center.x + resolution * size.width / 2;
var bottom = center.y - resolution * size.height / 2;
var top = center.y + resolution * size.height / 2;
var extent = new ol.Extent(top, right, bottom, left);
this.set(ol.MapProperty.EXTENT, extent);
}
var left = center.x - resolution * size.width / 2;
var right = center.x + resolution * size.width / 2;
var bottom = center.y - resolution * size.height / 2;
var top = center.y + resolution * size.height / 2;
var extent = new ol.Extent(top, right, bottom, left);
this.set(ol.MapProperty.EXTENT, extent);
};