public override void TouchesEnded(NSSet touches, UIEvent evt)
{
base.TouchesEnded(touches, evt);
var loc = (touches.AnyObject as UITouch).LocationInView(this);
CurrentStroke.Points.Add(new Point(loc.X, loc.Y));
CurrentPathView.AddLineTo(loc);
Strokes.Add(CurrentStroke);
drawPath();
CurrentPathView.Clear();
SetNeedsDisplay();
}
public void Clear()
{
Strokes.Clear();
CurrentPathView.Clear();
drawPath();
}