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); }