private async Task focus(object sender, Point position)
{
var memStream = new InMemoryRandomAccessStream();
var encoder = await BitmapEncoder.CreateForTranscodingAsync(memStream, decoder);
// flush content in bounds into memStream
await encoder.FlushAsync();
Frame root = Window.Current.Content as Frame;
RecognizingPopup popUp = new RecognizingPopup();
try
{
var realX = (position.X / imgView.RenderSize.Width) * decoder.PixelWidth;
var realY = (position.Y / imgView.RenderSize.Height) * decoder.PixelHeight;
Debug.WriteLine("holding: " + realX + ", " + realY);
// animation
outmostGridView.Opacity = backgroundOpacity;
popUp.Show();
var memo = await NetHelper.ResolveImage(memStream, realX, realY);
// finish animation
popUp.Dispose();
root.Navigate(typeof(MemoModifyPage), memo);
}
catch (COMException ex)
{
popUp.Dispose();
await handleNetException(root);
}
}
private async void OnOK(object sender, RoutedEventArgs e)
{
if (recognizing)
{
return;
}
else
{
recognizing = true;
}
var memStream = await Capture();
Frame root = Window.Current.Content as Frame;
RecognizingPopup popUp = new RecognizingPopup();
try
{
// animation
outmostGridView.Opacity = backgroundOpacity;
popUp.Show();
var memo = await NetHelper.ResolveImage(memStream);
// finish animation
popUp.Dispose();
root.Navigate(typeof(MemoModifyPage), memo);
}
catch (COMException)
{
popUp.Dispose();
await handleNetException(root);
}
}