gopdf set custom page and use utf8

gistfile1.txt

	var err error
	// set default page sra3
	sra3 := gofpdf.SizeType{450, 320}
	pdf := gofpdf.NewCustom(&gofpdf.InitType{UnitStr: "mm", Size: sra3})

	pdf.SetCompression(false)
	// Margins of page
	pdf.SetMargins(0.0, 0.0, 0.0)
	pdf.SetAutoPageBreak(false, 0.0)

// Cell text internal margin
	//	pdf.SetCellMargin(0.0)
	// Font file is generated with makefont
	//	pdf.AddFont("BebasNeue", "", "BebasNeue.json")
	//	pdf.SetFont("BebasNeue", "", 10)
	// UTF8 uses a .map file to get it right
	/*tr := pdf.UnicodeTranslatorFromDescriptor("iso-8859-16")
	// txt := "test"
	txt := "ăâîșț"
	widthTxtUntranslated := pdf.GetStringWidth(txt)
	txt = tr(txt)
	widthTxt := pdf.GetStringWidth(txt)
	txt = fmt.Sprintf("%s %f %f %f", txt, widthTxtUntranslated, widthTxt, 210*k)
	// pdf.Text(0.0, 5.0, txt)
	// pdf.MultiCell(210*k, 30, txt, "1", "J", false)
	_, h := pdf.GetFontSize()
	pdf.SetLineWidth(0.5)
	pdf.CellFormat(0, h, txt, "B", 1, "", false, 0, "")
	pdf.Ln(h / 2)
	_, h = pdf.GetFontSize()
	lines := []string{}
	i := 1
	for i > 0 {
		pdf.CellFormat(0, h, txt, "B", 1, "", false, 0, "")
		pdf.Ln(h / 2)
		i--
		lines = append(lines, txt)
	}
	if len(lines) > 0 {
		txt := strings.Join(lines, "\n")
		pdf.SetY(30 + 15)
		pdf.MultiCell(0, 1.5*15, txt, "B", "", false)
	}