public void GotoPosition(TextPosition position)
{
this.textPosition.Row = position.Row;
this.textPosition.Column = position.Column;
}
public void ScrollWindow(TextPosition upperLeft, TextPosition lowerRight, byte attrib)
{
this.ScrollText(upperLeft, lowerRight, 1, attrib);
upperLeft.Row = lowerRight.Row;
this.GotoPosition(upperLeft);
}