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Check if the Geolocation API is supported

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This commit is contained in:
Frederic Junod
2013-02-07 16:20:15 +01:00
parent 44a5eca437
commit a36145fc1f
1 changed files with 15 additions and 12 deletions
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27
src/ol/geolocation.js
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@@ -1,4 +1,5 @@
// FIXME: handle errors ?
// FIXME handle geolocation not supported
// FIXME handle geolocation errors
goog.provide('ol.Geolocation');
goog.provide('ol.GeolocationProperty');
@@ -36,18 +37,20 @@ ol.Geolocation = function(opt_positionOptions) {
*/
this.position_ = null;
goog.events.listen(
this, ol.Object.getChangedEventType(ol.GeolocationProperty.PROJECTION),
this.handleProjectionChanged_, false, this);
if (ol.Geolocation.isSupported) {
goog.events.listen(
this, ol.Object.getChangedEventType(ol.GeolocationProperty.PROJECTION),
this.handleProjectionChanged_, false, this);
/**
* @private
* @type {number}
*/
this.watchId_ = navigator.geolocation.watchPosition(
goog.bind(this.positionChange_, this),
goog.bind(this.positionError_, this),
opt_positionOptions);
/**
* @private
* @type {number}
*/
this.watchId_ = navigator.geolocation.watchPosition(
goog.bind(this.positionChange_, this),
goog.bind(this.positionError_, this),
opt_positionOptions);
}
};
goog.inherits(ol.Geolocation, ol.Object);