iTextSharp.text.pdf.VerticalText.WriteLine C# (CSharp) Метод

        internal void WriteLine(PdfLine line, PdfContentByte text, PdfContentByte graphics)
        {
            PdfFont currentFont = null;
            foreach(PdfChunk chunk in line) {
                if (chunk.Font.CompareTo(currentFont) != 0) {
                    currentFont = chunk.Font;
                    text.SetFontAndSize(currentFont.Font, currentFont.Size);
                }
                Object[] textRender = (Object[])chunk.GetAttribute(Chunk.TEXTRENDERMODE);
                int tr = 0;
                float strokeWidth = 1;
                BaseColor color = chunk.Color;
                BaseColor strokeColor = null;
                if (textRender != null) {
                    tr = (int)textRender[0] & 3;
                    if (tr != PdfContentByte.TEXT_RENDER_MODE_FILL)
                        text.SetTextRenderingMode(tr);
                    if (tr == PdfContentByte.TEXT_RENDER_MODE_STROKE || tr == PdfContentByte.TEXT_RENDER_MODE_FILL_STROKE) {
                        strokeWidth = (float)textRender[1];
                        if (strokeWidth != 1)
                            text.SetLineWidth(strokeWidth);
                        strokeColor = (BaseColor)textRender[2];
                        if (strokeColor == null)
                            strokeColor = color;
                        if (strokeColor != null)
                            text.SetColorStroke(strokeColor);
                    }
                }

                object charSpace = chunk.GetAttribute(Chunk.CHAR_SPACING);
                // no char space setting means "leave it as is".
                if (charSpace != null && !curCharSpace.Equals(charSpace)) {
                    curCharSpace = (float)charSpace;
                    text.SetCharacterSpacing(curCharSpace);
                }
                if (color != null)
                    text.SetColorFill(color);
                text.ShowText(chunk.ToString());
                if (color != null)
                    text.ResetRGBColorFill();
                if (tr != PdfContentByte.TEXT_RENDER_MODE_FILL)
                    text.SetTextRenderingMode(PdfContentByte.TEXT_RENDER_MODE_FILL);
                if (strokeColor != null)
                    text.ResetRGBColorStroke();
                if (strokeWidth != 1)
                    text.SetLineWidth(1);
            }
        }