Method setZeroLinePen

3rdparty/qcustomplot/qcustomplot.cpp:7925–7928

! Sets the pen with which zero lines are drawn. Zero lines are lines at value coordinate 0 which may be drawn with a different pen than other grid lines. To disable zero lines and just draw normal grid lines at zero, set \a pen to Qt::NoPen. */

  lines. To disable zero lines and just draw normal grid lines at zero, set \a pen to Qt::NoPen.
*/
void QCPGrid::setZeroLinePen(const QPen &pen)
{
  mZeroLinePen = pen;
}

/*! \internal