protected override Size MeasureOverride(Size constraint)
{
var contentDesiredSize = base.MeasureOverride(constraint);
if (contentDesiredSize.Width == 0 || double.IsInfinity(contentDesiredSize.Width)
|| contentDesiredSize.Height == 0 || double.IsInfinity(contentDesiredSize.Height))
return contentDesiredSize;
_pathGeometry = CreateGeometry(contentDesiredSize);
Clip = _pathGeometry;
return _pathGeometry.GetRenderBounds(new Pen(PenBrush, 1)
{
EndLineCap = PenLineCap.Flat,
MiterLimit = 1
}).Size;
}
