private async void SetImage(byte[] ImageData)
{
MedicalCanvas.Children.Clear();
if (ImageData == null)
{
MedcialInkManager = new InkManager();
return;
}
InkManager inkMgr = MedcialInkManager;
renderer = new XamlInkRenderer(MedicalCanvas);
using (var stream = new InMemoryRandomAccessStream())
{
await stream.WriteAsync(ImageData.AsBuffer());
await stream.FlushAsync();
stream.Seek(0);
await inkMgr.LoadAsync(stream);
var iskList = inkMgr.GetStrokes();
int iskCount = iskList.Count;
renderer.Clear();
renderer.AddInk(iskList);
}
}
public InkPage()
{
InitializeComponent();
thisView = ApplicationView.GetForCurrentView();
if (thisView != null)
{
thisView.VisibleBoundsChanged += thisView_VisibleBoundsChanged;
}
navigationHelper = new NavigationHelper(this);
drawingAttributes = new InkDrawingAttributes();
drawingAttributes.Color = coffeeColor;
double penSize = 3.0;
drawingAttributes.Size = new Size(penSize, penSize);
drawingAttributes.IgnorePressure = true;
drawingAttributes.FitToCurve = true;
try
{
inkManager = new InkManager();
inkManager.SetDefaultDrawingAttributes(drawingAttributes);
renderer = new XamlInkRenderer(inkCanvas);
renderer.Clear();
}
catch (Exception ex)
{
App.ShowMessage(ex.ToString(), true);
if (Frame != null && Frame.CanGoBack)
{
Frame.GoBack();
}
}
inkCanvas.PointerPressed += new PointerEventHandler(InkCanvas_PointerPressed);
inkCanvas.PointerMoved += new PointerEventHandler(InkCanvas_PointerMoved);
inkCanvas.PointerReleased += new PointerEventHandler(InkCanvas_PointerReleased);
inkCanvas.PointerExited += new PointerEventHandler(InkCanvas_PointerReleased);
}