private async void RealTimeInkPage_Loaded(object sender, RoutedEventArgs e)
{
IDigitalInkDevice device = AppObjects.Instance.Device;
if (device == null)
{
textBlockPrompt.Text = "Device not connected";
return;
}
device.Disconnected += OnDeviceDisconnected;
device.DeviceStatusChanged += OnDeviceStatusChanged;
device.PairingModeEnabledCallback = OnPairingModeEnabledAsync;
IRealTimeInkService service = device.GetService(InkDeviceService.RealTimeInk) as IRealTimeInkService;
service.NewPage += OnNewPage;
service.HoverPointReceived += OnHoverPointReceived;
//service.StrokeStarted += Service_StrokeStarted;
//service.StrokeEnded += Service_StrokeEnded;
//service.StrokeUpdated += Service_StrokeUpdated;
if (service == null)
{
textBlockPrompt.Text = "The Real-time Ink service is not supported on this device";
return;
}
textBlockPrompt.Text = AppObjects.GetStringForDeviceStatus(device.DeviceStatus);
try
{
uint width = (uint)await device.GetPropertyAsync("Width", m_cts.Token);
uint height = (uint)await device.GetPropertyAsync("Height", m_cts.Token);
uint ptSize = (uint)await device.GetPropertyAsync("PointSize", m_cts.Token);
service.Transform = AppObjects.CalculateTransform(width, height, ptSize);
float scaleFactor = ptSize * AppObjects.micrometerToDip;
InkCanvasDocument document = new InkCanvasDocument();
document.Size = new Windows.Foundation.Size(height * scaleFactor, width * scaleFactor);
document.InkCanvasLayers.Add(new InkCanvasLayer());
inkCanvas.InkCanvasDocument = document;
inkCanvas.GesturesManager = new GesturesManager();
inkCanvas.StrokeDataProvider = service;
if (!service.IsStarted)
{
await service.StartAsync(false, m_cts.Token);
}
}
catch (Exception)
{
}
}
private async Task DisplayDevicePropertiesAsync()
{
//buttonScan.IsEnabled = false;
buttonScan.IsEnabled = true;
IDigitalInkDevice device = AppObjects.Instance.Device;
try
{
m_propertiesCollection[0].PropertyValue = (string)await device.GetPropertyAsync(SmartPadProperties.DeviceName, m_cts.Token);
m_propertiesCollection[1].PropertyValue = (string)await device.GetPropertyAsync(SmartPadProperties.SerialNumber, m_cts.Token);
m_propertiesCollection[2].PropertyValue = ((uint)await device.GetPropertyAsync(SmartPadProperties.Width, m_cts.Token)).ToString();
m_propertiesCollection[3].PropertyValue = ((uint)await device.GetPropertyAsync(SmartPadProperties.Height, m_cts.Token)).ToString();
m_propertiesCollection[4].PropertyValue = ((uint)await device.GetPropertyAsync(SmartPadProperties.PointSize, m_cts.Token)).ToString();
m_propertiesCollection[5].PropertyValue = ((uint)await device.GetPropertyAsync(SmartPadProperties.SamplingRate, m_cts.Token)).ToString();
m_propertiesCollection[6].PropertyValue = ((int)await device.GetPropertyAsync(SmartPadProperties.BatteryLevel, m_cts.Token)).ToString() + "%";
}
catch (Exception ex)
{
textBlockStatus.Text = $"Exception: {ex.Message}";
buttonRealTime.IsEnabled = false;
buttonScan.IsEnabled = true;
}
}
private async void RealTimeInkPage_Loaded(object sender, RoutedEventArgs e)
{
IDigitalInkDevice device = AppObjects.Instance.Device;
device.Disconnected += OnDeviceDisconnected;
NavigationService.Navigating += NavigationService_Navigating;
NavigationService.Navigated += NavigationService_Navigated;
IRealTimeInkService service = device.GetService(InkDeviceService.RealTimeInk) as IRealTimeInkService;
service.NewPage += OnNewPage; //Clear page on new page or layer
service.NewLayer += OnNewPage;
m_Canvas.DataContext = this;
try
{
uint width = (uint)await device.GetPropertyAsync("Width", m_cts.Token);
uint height = (uint)await device.GetPropertyAsync("Height", m_cts.Token);
uint ptSize = (uint)await device.GetPropertyAsync("PointSize", m_cts.Token);
m_deviceSize.Width = width;
m_deviceSize.Height = height;
SetCanvasScaling();
service.StrokeStarted += Service_StrokeStarted;
service.StrokeUpdated += Service_StrokeUpdated;
service.StrokeEnded += Service_StrokeEnded;
service.HoverPointReceived += Service_HoverPointReceived;;
if (!service.IsStarted)
{
await service.StartAsync(true, m_cts.Token);
}
}
catch (Exception)
{
}
}
private async void FileTransferPage_Loaded(object sender, RoutedEventArgs e)
{
IDigitalInkDevice device = AppObjects.Instance.Device;
device.Disconnected += OnDeviceDisconnected;
device.DeviceStatusChanged += OnDeviceStatusChanged;
device.PairingModeEnabledCallback = OnPairingModeEnabledAsync;
IFileTransferService service = device.GetService(InkDeviceService.FileTransfer) as IFileTransferService;
if (service == null)
{
textBlockPrompt.Text = "The File Transfer service is not supported on this device";
return;
}
try
{
textBlockPrompt.Text = s_fileTransferPromptMessage;
uint width = (uint)await device.GetPropertyAsync("Width", m_cts.Token);
uint height = (uint)await device.GetPropertyAsync("Height", m_cts.Token);
uint ptSize = (uint)await device.GetPropertyAsync("PointSize", m_cts.Token);
service.Transform = AppObjects.CalculateTransform(width, height, ptSize);
if (!service.IsStarted)
{
await service.StartAsync(StrokesReceivedAsync, false, m_cts.Token);
}
}
catch (Exception)
{
}
}
