public static async Task<Tsc2046> GetDefaultAsync()
{
if (_DefaultInstance == null)
{
_DefaultInstance = new Tsc2046();
_initTask = _DefaultInstance.InitTSC2046SPI();
}
await _initTask.ConfigureAwait(false);
return _DefaultInstance;
}
public static async Task <Tsc2046> GetDefaultAsync()
{
if (_DefaultInstance == null)
{
_DefaultInstance = new Tsc2046();
_initTask = _DefaultInstance.InitTSC2046SPI();
}
await _initTask.ConfigureAwait(true);
return(_DefaultInstance);
}
private async void InitTouch()
{
tsc2046 = await TouchPanels.Devices.Tsc2046.GetDefaultAsync();
try
{
await tsc2046.LoadCalibrationAsync(CalibrationFilename);
}
catch (System.IO.FileNotFoundException)
{
await CalibrateTouch(); //Initiate calibration if we don't have a calibration on file
}
catch (System.UnauthorizedAccessException)
{
//No access to documents folder
await new Windows.UI.Popups.MessageDialog("Make sure the application manifest specifies access to the documents folder and declares the file type association for the calibration file.", "Configuration Error").ShowAsync();
throw;
}
//Load up the touch processor and listen for touch events
processor = new TouchPanels.TouchProcessor(tsc2046);
processor.PointerDown += Processor_PointerDown;
processor.PointerMoved += Processor_PointerMoved;
processor.PointerUp += Processor_PointerUp;
}
