public static GTReader Instance()
{
if (_instance == null)
{
_instance = new GTReader();
}
return(_instance);
}
private async void GeotagRead_Click(object sender, RoutedEventArgs e)
{
if (Utilities.directoryHasFiles(mInputPath))
{
reader = GTReader.Instance();
startTimers();
BrowseInputRead.IsEnabled = false;
BrowseOutputRead.IsEnabled = false;
GeotagRead.IsEnabled = false;
TabItemWrite.IsEnabled = false;
manager = null;
bool format = Utilities.isFileValid(mOutputPath);
if (format)
{
var source = new CancellationTokenSource();
CancellationToken token = source.Token;
Task worker = Task.Factory.StartNew(() =>
{
showProgressBar();
progressIndeterminate(true);
reader.photoReader(mInputPath, false);
progressIndeterminate(false);
TaskStatus result = reader.readGeotag().Result;
if (result == TaskStatus.RanToCompletion)
{
}
});
await Task.WhenAll(worker);
ConcurrentQueue <Record> queue = reader.Queue;
List <Record> list = queue.ToList();
Writer writer = new Writer(list);
writer.WriteCSV(mOutputPath);
}
else
{
string message = "The output file path is not valid";
string caption = "Error in output path";
MessageBoxButtons buttons = MessageBoxButtons.OK;
// Displays the MessageBox.
System.Windows.Forms.MessageBox.Show(message, caption, buttons);
}
}
}
/// <summary>
/// Fired when user clicks geotag button. Starts geotagger writer
/// </summary>
/// <param name="sender">object - the geotag button</param>
/// <param name="e">click event</param>
private async void Geotag_Click(object sender, RoutedEventArgs e)
{
if (Utilities.directoryHasFiles(mInputPath) || mInputPath != null)
{
manager = GTWriter.Instance(50);
manager.Initialise();
startTimers();
BrowseDB.IsEnabled = false;
BrowseInput.IsEnabled = false;
BrowseOutput.IsEnabled = false;
Geotag.IsEnabled = false;
TabItemRead.IsEnabled = false;
Upload.IsEnabled = false;
reader = null;
var source = new CancellationTokenSource();
CancellationToken token = source.Token;
Task worker = Task.Factory.StartNew(() =>
{
showProgressBar();
progressIndeterminate(true);
manager.photoReader(mInputPath, false);
progressIndeterminate(false);
TaskStatus result = manager.readDatabase(mDBPath, "").Result;
Console.WriteLine(result);
if (result == TaskStatus.RanToCompletion)
{
if (manager.updateDuplicateCount == 0)
{
TaskStatus consumerStatus = manager.writeGeotag(mOutputPath).Result;
if (consumerStatus == TaskStatus.RanToCompletion)
{
Dispatcher.Invoke((Action)(() =>
{
refreshUI();
}));
}
else
{
Console.WriteLine(consumerStatus);
}
}
else
{
MessageBoxResult msgResult = System.Windows.MessageBox.Show("Duplicates detected in the record database",
"Operation will be cancelled",
MessageBoxButton.OK,
MessageBoxImage.Error);
source.Cancel();
}
if (token.IsCancellationRequested)
{
timer = false;
token.ThrowIfCancellationRequested();
}
}
else
{
Console.WriteLine(result);
}
}, token);
try
{
await Task.WhenAll(worker);
Dispatcher.Invoke((Action)(() =>
{
refreshUI();
SpeedLabel.Content = "Items/sec: 0";
}));
BrowseDB.IsEnabled = true;
BrowseInput.IsEnabled = true;
BrowseOutput.IsEnabled = true;
Geotag.IsEnabled = true;
Upload.IsEnabled = true;
TabItemRead.IsEnabled = true;
dispatcherTimer.Stop();
timer = false;
TimeSpan ts = stopwatch.Elapsed;
string elapsedTime = String.Format("{0:00}:{1:00}:{2:00}.{3:00}",
ts.Hours, ts.Minutes, ts.Seconds, ts.Milliseconds / 10);
LogWriter log = new LogWriter(manager);
log.Write(mDBPath, elapsedTime);
}
catch (OperationCanceledException ex)
{
manager.updateProgessMessage = "Cancelled";
refreshUI();
}
}
}