private void PenPainterPanel_Paint(object sender, PaintEventArgs e)
{
Pen pen = line.GetPen();
if (orient == Orientation.Horizontal)
{
int y = ClientSize.Height / 2;
e.Graphics.DrawLine(pen, 0, y, ClientSize.Width - 1, y);
}
else
{
int x = ClientSize.Width / 2;
e.Graphics.DrawLine(pen, x, 0, x, ClientSize.Height - 1);
}
}
