// GeoTag the given file
private async void GeoTagImageFile(IStorageFile image)
{
if (_geo != null)
{
await GeotagHelper.SetGeotagFromGeolocatorAsync(image, _geo);
}
}
private async void SetGeotagFromGeolocatorButton_Click()
{
// Call RequestAccessAsync from the UI thread to get user permission on location usage.
// Otherwise SetGeotagFromGeolocator will fail.
GeolocationAccessStatus status = await Geolocator.RequestAccessAsync();
if (status != GeolocationAccessStatus.Allowed)
{
rootPage.NotifyUser("Location access is not allowed", NotifyType.ErrorMessage);
return;
}
Geolocator geolocator = new Geolocator();
geolocator.DesiredAccuracy = PositionAccuracy.High;
try
{
await GeotagHelper.SetGeotagFromGeolocatorAsync(file, geolocator);
rootPage.NotifyUser("Geolocation set to current location", NotifyType.StatusMessage);
}
catch (Exception ex)
{
// File I/O errors are reported as exceptions.
// AccessDeniedExcetion can be raised if the user revoked location access
// after RequestAccessAsync completed.
rootPage.NotifyUser("Exception: " + ex.Message, NotifyType.ErrorMessage);
}
}
private async void SetGeoDataFromGeolocator(StorageFile imageFile)
{
// <SnippetSetGeoDataFromGeolocator>
var locator = new Geolocator();
// Shows the user consent UI if needed
var accessStatus = await Geolocator.RequestAccessAsync();
if (accessStatus == GeolocationAccessStatus.Allowed)
{
await GeotagHelper.SetGeotagFromGeolocatorAsync(imageFile, locator);
}
// </SnippetSetGeoDataFromGeolocator>
}
private async Task SetGeotagFromGeolocatorAsync()
{
try
{
StorageFile file = await KnownFolders.PicturesLibrary.GetFileAsync(filename.Text);
Geolocator geolocator = new Geolocator();
geolocator.DesiredAccuracy = PositionAccuracy.High;
await GeotagHelper.SetGeotagFromGeolocatorAsync(file, geolocator);
LogStatus("SetGeotagFromGeolocatorAsync complete");
}
catch (Exception e)
{
LogError("Exception: " + e.Message);
}
}