public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
{
if (value is Color)
{
var color = (Color)value;
return(DicomColor.FromArgb(color.A, color.R, color.G, color.B));
}
return(null);
}
public void Render(DicomPanelModel model, IRenderContext context)
{
var s = model.Camera.ConvertWorldToScreenCoords(Position);
var r1 = new Point3d(Position.X - 2 / model.Camera.Scale, Position.Y - 2 / model.Camera.Scale, Position.Z);
var r2 = new Point3d(Position.X, Position.Y, Position.Z);
r2 += model.Camera.ColDir * 48 / model.Camera.Scale;
r2 += model.Camera.RowDir * 16 / model.Camera.Scale;
var sr1 = model.Camera.ConvertWorldToScreenCoords(r1);
var sr2 = model.Camera.ConvertWorldToScreenCoords(r2);
context.DrawString(Text, s.X, s.Y, 12, DicomColor.FromArgb((int)(255 * Opacity), 0, 255, 255));
}
public void DrawString(string text, double x, double y, double size, DicomColor color)
{
TextBlock tb = new TextBlock();
var dse = new DropShadowEffect();
dse.BlurRadius = 1;
dse.ShadowDepth = 4;
dse.Direction = 0;
tb.FontSize = size;
tb.Foreground = new SolidColorBrush(DicomColorConverter.FromDicomColor(color));
tb.Text = text;
Canvas.SetLeft(tb, x * Canvas.ActualWidth);
Canvas.SetTop(tb, y * Canvas.ActualHeight);
FormattedText fm = new FormattedText(tb.Text, System.Globalization.CultureInfo.CurrentCulture, System.Windows.FlowDirection.LeftToRight, new Typeface(tb.FontFamily, tb.FontStyle, tb.FontWeight, tb.FontStretch), tb.FontSize, tb.Foreground);
FillRect(x, y, x + fm.Width / Canvas.ActualWidth, y + fm.Height / Canvas.ActualHeight, DicomColor.FromArgb(128, 0, 0, 0), DicomColor.FromArgb(0, 0, 0, 0));
Canvas?.Children.Add(tb);
}