private bool _AddLocationAttachment()
{
if (!string.IsNullOrEmpty(App.Current.EntityService.AttachedLatitude) &&
!string.IsNullOrEmpty(App.Current.EntityService.AttachedLongitude))
{
try
{
string uri = String.Format(AppResources.GeolocationMapUriFormatMessage,
App.Current.EntityService.AttachedLatitude.Replace(",", "."),
App.Current.EntityService.AttachedLongitude.Replace(",", "."));
var avm = new AttachmentViewModel(-1, -1, -1, AttachmentType.Location, uri, null, null, null, null);
_model.Add(avm);
string filename = CommonHelper.DoDigest(uri);
var photosToLoad = new List <AvatarLoadItem>();
photosToLoad.Add(new AvatarLoadItem(1, uri, filename));
var service = new AsyncAvatarsLoader();
if (photosToLoad.Any())
{
service.LoadAvatars(photosToLoad.ToList(), id =>
{
Deployment.Current.Dispatcher.BeginInvoke(() =>
{
try
{
ImageCache cache = new ImageCache();
BitmapImage image = cache.GetItem(filename);
if (image != null && image.PixelHeight > 0 && image.PixelWidth > 0)
{
avm.AttachPhoto = image;
}
}
catch (Exception ex)
{
Debug.WriteLine("_AddLocationAttachment failed in AttachmentsPage: " + ex.Message);
}
});
}, null);
}
}
catch (Exception ex)
{
Debug.WriteLine("Load attached location photo failed " + ex.Message);
}
return(true);
}
return(false);
}
private void _LoadPhotos()
{
try
{
var service = new AsyncAvatarsLoader();
// From map of attachment view model and load items get collection of avatar load items...
var photosToLoad = _photosToLoad.Select(x => x.Value);
if (photosToLoad.Any())
{
service.LoadAvatars(photosToLoad.ToList(), _UpdatePhoto, null);
}
}
catch (Exception ex)
{
Debug.WriteLine("LoadPhotos failed " + ex.Message);
}
}