/// <summary>
/// 从笔转化为系统笔;
/// </summary>
/// <param name="pen"></param>
/// <returns></returns>
public static SystemMedia.Pen ConverterToSystemPen(Pen pen)
{
if (pen == null)
{
throw new ArgumentNullException(nameof(pen));
}
if (_frozenPenDict.TryGetValue(pen, out var sysPen))
{
return(sysPen);
}
sysPen = new SystemMedia.Pen(BrushAdapter.ConvertToSystemBrush(pen.Brush), pen.Thickness);
if (pen.DashStyle != null)
{
sysPen.DashStyle = DashStyleAdapter.ConvertToSystemDashStyle(pen.DashStyle);
}
if (pen.IsFrozen)
{
sysPen.Freeze();
_frozenPenDict.Add(pen, sysPen);
}
return(sysPen);
}
public static SystemMedia.FormattedText ConvertToSystemFormattedText(FormattedText formattedText)
{
if (formattedText == null)
{
throw new ArgumentNullException(nameof(formattedText));
}
var brush = BrushAdapter.ConvertToSystemBrush(formattedText.ForegroundBlocks.FirstOrDefault()?.Brush);
var ft = new SystemMedia.FormattedText(
formattedText.Text,
CultureInfo.CurrentCulture,
FlowDirection.LeftToRight,
_typeFace,
formattedText.FontSize,
brush
);
if (formattedText.ForegroundBlocks != null)
{
foreach (var item in formattedText.ForegroundBlocks)
{
ft.SetForegroundBrush(BrushAdapter.ConvertToSystemBrush(item.Brush), item.Start, item.Length);
}
}
return(ft);
}