iTextSharp.text.pdf.PdfPRow.WriteBorderAndBackground C# (CSharp) Метод

        public void WriteBorderAndBackground(float xPos, float yPos, float currentMaxHeight, PdfPCell cell, PdfContentByte[] canvases)
        {
            BaseColor background = cell.BackgroundColor;
            if (background != null || cell.HasBorders()) {
                // Add xPos resp. yPos to the cell's coordinates for absolute coordinates
                float right = cell.Right + xPos;
                float top = cell.Top + yPos;
                float left = cell.Left + xPos;
                float bottom = top - currentMaxHeight;

                if (background != null) {
                    PdfContentByte backgr = canvases[PdfPTable.BACKGROUNDCANVAS];
                    backgr.SetColorFill(background);
                    backgr.Rectangle(left, bottom, right - left, top - bottom);
                    backgr.Fill();
                }
                if (cell.HasBorders()) {
                    Rectangle newRect = new Rectangle(left, bottom, right, top);
                    // Clone non-position parameters except for the background color
                    newRect.CloneNonPositionParameters(cell);
                    newRect.BackgroundColor = null;
                    // Write the borders on the line canvas
                    PdfContentByte lineCanvas = canvases[PdfPTable.LINECANVAS];
                    lineCanvas.Rectangle(newRect);
                }
            }
        }