private void AddCanvas_AddClick(object sender, RoutedEventArgs e)
{
var text = AddDigit.Text;
if (text.Length != 1)
{
MessageBox.Show(this,
"Введите одну цифру.",
APP_NAME,
MessageBoxButton.OK,
MessageBoxImage.Error);
return;
}
if (text[0] < '0' || text[0] > '9')
{
MessageBox.Show(this,
"Введите цифру.",
APP_NAME,
MessageBoxButton.OK,
MessageBoxImage.Error);
return;
}
var index = text[0] - '0';
var size = new Size(AddCanvas.ActualWidth, AddCanvas.ActualHeight);
// Measure and arrange the surface
// VERY IMPORTANT
AddCanvas.Measure(size);
AddCanvas.Arrange(new Rect(size));
var renderBitmap = new RenderTargetBitmap((int)size.Width, (int)size.Height, 96d, 96d, PixelFormats.Pbgra32);
renderBitmap.Render(AddCanvas);
Images[index].Add(renderBitmap);
AddCanvas_CleanClick(null, null);
}
public void RequestNewCanvas()
{
AddCanvas.Fire(this);
}
