PHP : ออกรายงาน เป็น ???????? ใน pdf มีวิธีแก้อย่างไร?

require ('fpdf17/fpdf.php');
define('FPDF_FONTPATH','fpdf17/font/');

class PDF extends FPDF
{
//Load data
function LoadData($file)
{
	$pdf->AddFont('THSarabunNew','','THSarabunNew.php');
	$pdf->SetFont('THSarabunNew','',16);
	//Read file lines
	$lines=file($file);
	$data=array();
	foreach($lines as $line)
		$data[]=explode(';',chop($line));
	return $data;
}

//Simple table
function BasicTable($header,$data)
{
	//Header
	$w=array(15,55,20,20,25,30,25);
	//Header
	for($i=0;$i<count($header);$i++)
		$this->Cell($w[$i],7,$header[$i],1,0,'C');
	$this->Ln();
	//Data
	foreach ($data as $eachResult) 
	{
		if($eachResult["oder_type"]=='1'){$eachResult["oder_type"]='ร้อน';}
		elseif($eachResult["oder_type"]=='2'){$eachResult["oder_type"]='เย็น';}
		elseif($eachResult["oder_type"]=='3'){$eachResult["oder_type"]='อาหาร';}
		elseif($eachResult["oder_type"]=='4'){$eachResult["oder_type"]='ขนม';}
		if($eachResult["oder_status"]=='1'){$eachResult["oder_status"]='ค้างชำระ';}
		elseif($eachResult["oder_status"]=='2'){$eachResult["oder_status"]='ชำระแล้ว';}
		$this->Cell(15,6,iconv('UTF-8','TIS-620',$eachResult["oder_id"]),1,0,'C');
		$this->Cell(55,6,iconv('UTF-8','TIS-620',$eachResult["oder_detail"]),1,0,'C');//ออกรายงานโดยผ่านตัวแปรนะครับ
		$this->Cell(20,6,iconv('UTF-8','TIS-620',$eachResult["oder_type"]),1,0,'C');
		$this->Cell(20,6,iconv('UTF-8','TIS-620',$eachResult["oder_value"]),1,0,'C');
		$this->Cell(25,6,iconv('UTF-8','TIS-620',$eachResult["oder_price"]),1,0,'C');
		$this->Cell(30,6,iconv('UTF-8','TIS-620',$eachResult["oder_user"]),1,0,'C');
		$this->Cell(25,6,iconv('UTF-8','TIS-620',$eachResult["oder_status"]),1,0,'C');
		$this->Ln();
	}
}
}

$pdf=new PDF();
//Column titles
$header=array('No.','Order List','Type','Amount','Price','Username','Status');

//Data loading

//*** Load MySQL Data ***//
$objConnect = mysql_connect("$hostname_myconn","$username_myconn","$password_myconn") or die("Error Connect to Database");
$objDB = mysql_select_db("$database_myconn");
$strSQL = "SELECT * FROM `order`";
$objQuery = mysql_query($strSQL) or die(mysql_error());
$mysqlnum = mysql_num_rows($objQuery);
$resultData = array();
for ($i=0;$i<$mysqlnum;$i++) {
	$result = mysql_fetch_array($objQuery);
	array_push($resultData,$result);
}
//************************//
$pdf->AddPage();
$pdf->AddFont('THSarabunNew','','THSarabunNew.php');
$pdf->SetFont('THSarabunNew','',16);
//*** Table 1 ***//
$pdf->Image('C:\AppServ\www\coffee2\images\coffee-icon.png',93,8,33);
$pdf->Ln(35);
$pdf->BasicTable($header,$resultData);
$pdf->Output("MyPDF/MyPDF.pdf","F");
?>