public void DrawLine(Pen pen, Point startPoint, Point endPoint)
{
graphics.DrawLine(pen.ToPlatform(), startPoint.ToDrawing(), endPoint.ToDrawing());
}
public void DrawText(FormattedText formattedText, Point point, Rect?clipRegion = null)
{
var font = new Font(new FontFamily(formattedText.FontName), formattedText.FontSize);
graphics.DrawString(formattedText.Text, font, formattedText.Brush.ToPlatform(), point.ToDrawing());
}