Helper to align tables based on its content using the gofpdf library

helper.go

func wrappedTable(document *gofpdf.Fpdf, encodingFunc report.EncodingFunc,
	rows [][]string, cols []float64, marginCell float64, border bool) []position {

	var (
		padding = 10.0
		paddingCell = 2. // padding of top/bottom of cell
		rowsPositions []position
	)

	_, pageh := document.GetPageSize()
	mleft, _, _, mbottom := document.GetMargins()

	for rowIndex, row := range rows {
		height := 0.
		_, lineHt := document.GetFontSize()

		for i, txt := range row {
			lines := document.SplitLines([]byte(txt), cols[i])
			h := float64(len(lines))*lineHt + paddingCell*float64(len(lines))
			if h > height {
				height = h
			}
		}
		// add a new page if the height of the row doesn't fit on the page
		if document.GetY()+height > pageh-mbottom {
			document.AddPage()
			document.SetX(mleft)
		}

		curx, y := document.GetXY()
		x := curx
		for i, txt := range row {
			width := cols[i]
			if border {
				document.Rect(x, y, width, height, "")
			}

			encodedTxt := encodingFunc(txt)
			document.MultiCell(width, lineHt+paddingCell, encodedTxt, "", "L", false)
			x += width
			document.SetXY(x, y)
		}

		rowsPositions = append(rowsPositions, position{
			row:  rowIndex,
			posX: docWidth - curx + padding, // position next to the last column
			posY: y,
		})

		cury := y + height + marginCell
		document.SetXY(curx, cury)
	}

	return rowsPositions
}