/// <summary>
/// // Reversible drawing method
/// / Calling this method the first time draws the rubberband.
/// Calling it a second time with the same rect erases the rubberband
/// Reversible drawing method
/// </summary>
protected void Draw()
{
Rectangle rect2 = new Rectangle(rect.Left + parent.AutoScrollPosition.X, rect.Top + parent.AutoScrollPosition.Y, rect.Width, rect.Height);
Rectangle r = parent.RectangleToScreen(rect2);
ControlPaint.DrawReversibleFrame(r, Color.White, FrameStyle.Dashed);
}
