LocationLayerPlugin.java 文件源码

/**
 * Required to place inside your activities {@code onStart} method. You'll also most likely want
 * to check that this Location Layer plugin instance inside your activity is null or not.
 *
 * @since 0.1.0
 */
@RequiresPermission(anyOf = {ACCESS_FINE_LOCATION, ACCESS_COARSE_LOCATION})
@OnLifecycleEvent(Lifecycle.Event.ON_START)
public void onStart() {
  if (locationLayerMode != LocationLayerMode.NONE) {
    setLocationLayerEnabled(locationLayerMode);
  }

  if (!compassManager.getCompassListeners().isEmpty()
    || (locationLayerMode == LocationLayerMode.COMPASS && compassManager.isSensorAvailable())) {
    compassManager.onStart();
  }
  if (mapboxMap != null) {
    mapboxMap.addOnCameraMoveListener(this);
  }
}