iTextSharp.text.pdf.ColumnText.FindLimitsTwoLines C# (CSharp) Метод

    protected float[] FindLimitsTwoLines() {
        bool repeat = false;
        for (;;) {
            if (repeat && currentLeading == 0)
                return null;
            repeat = true;
            float[] x1 = FindLimitsOneLine();
            if (lineStatus == LINE_STATUS_OFFLIMITS)
                return null;
            yLine -= currentLeading;
            if (lineStatus == LINE_STATUS_NOLINE) {
                continue;
            }
            float[] x2 = FindLimitsOneLine();
            if (lineStatus == LINE_STATUS_OFFLIMITS)
                return null;
            if (lineStatus == LINE_STATUS_NOLINE) {
                yLine -= currentLeading;
                continue;
            }
            if (x1[0] >= x2[1] || x2[0] >= x1[1])
                continue;
            return new float[]{x1[0], x1[1], x2[0], x2[1]};
        }
    }