我已经使用FPDF类为我的标签创建了一个 pdf。
require_once ABSPATH . '/path/to/fpdf.php';
class PDF_MC_Table extends FPDF{
var $widths;
var $aligns;
function SetWidths($w){
//Set the array of column widths
$this->widths=$w;
}
function SetAligns($a){
//Set the array of column alignments
$this->aligns=$a;
}
function Row($data){
//Calculate the height of the row
$nb=0;
for($i=0;$i<count($data);$i++)
$nb=max($nb,$this->NbLines($this->widths[$i],$data[$i]));
$h = 36;// again trial and error until you fnd the desired height of your label
//Issue a page break first if needed
$this->CheckPageBreak($h);
//Draw the cells of the row
for($i=0;$i<count($data);$i++){
$w=$this->widths[$i];
$a=isset($this->aligns[$i]) ? $this->aligns[$i] : 'L';
//Save the current position
$x=$this->GetX();
$y=$this->GetY();
//Draw the border. reset the parameters of the function below as you desire.
$this->Rect($x,$y,$w,$h);
//Print the text. reset the parameters of the function below as you desire. changing the values will resize the boxs.
$this->MultiCell($w,3,$data[$i],0,$a);
//Put the position to the right of the cell. reset the parameters of the function below as you desire. changing the $x and $y will shift the cells.
$this->SetXY($x+$w,$y);
}
//Go to the next line
$this->Ln($h+3);
}
function CheckPageBreak($h){
//If the height h would cause an overflow, add a new page immediately
if($this->GetY()+$h>$this->PageBreakTrigger)
$this->AddPage($this->CurOrientation);
}
function NbLines($w,$txt){
//Computes the number of lines a MultiCell of width w will take
$cw=&$this->CurrentFont['cw'];
if($w==0)
$w=$this->w-$this->rMargin-$this->x;
$wmax=($w-2*$this->cMargin)*1000/$this->FontSize;
$s=str_replace("\r",'',$txt);
$nb=strlen($s);
if($nb>0 and $s[$nb-1]=="\n")
$nb--;
$sep=-1;
$i=0;
$j=0;
$l=0;
$nl=1;
while($i<$nb){
$c=$s[$i];
if($c=="\n"){
$i++;
$sep=-1;
$j=$i;
$l=0;
$nl++;
continue;
}
if($c==' ')
$sep=$i;
$l+=$cw[$c];
if($l>$wmax){
if($sep==-1){
if($i==$j)
$i++;
}
else
$i=$sep+1;
$sep=-1;
$j=$i;
$l=0;
$nl++;
}
else
$i++;
}
return $nl;
}
}
$pdf=new PDF_MC_Table();
$pdf->SetMargins(4, 2);
$pdf->AddPage();
$pdf->SetFont('Arial','',8);
// displays the empty row in the top
$pdf->SetRightMargin(2);
$pdf->SetLeftMargin(4);
$pdf->Cell(0,10,'',1);
$pdf->Ln(10);
$pdf->SetWidths(array(50,50,50));// these are the widths of your cells. this is a trial and error process. increase the values until you find the suitable ones.
$count = 0;
$lables = array(); // your labels array
$l = array();
$j = 0;
// i used this foreach for breaking my plain array into a 2dimentional array- an array of arrays consisting 3 labels in each.
foreach($lables as $i=>$lbl ){
$l[$j][] = $lbl;
if($i%3==2){$j++;} // $i=0,1,2 > $j=0; $i=3,4,5 > $j=2 etc this will break the main labels array as 2D array.
}
// displays the empty row in the bottom.
$pdf->Ln(1);
$pdf->Cell(0,10,'',1);
$pdf->Output();
有关类和方法的更多信息，请参阅http://www.fpdf.org/充其量您需要了解三种方法 - Multicell()、Cell() 和 Rect() 方法。网站中的示例对这些方法进行了很好的解释。
在这里，我发布了我的解决方案，并根据您的问题更改了一些代码。大多数事情都是不言自明的。如果您需要进一步的帮助，请随时发表评论。谢谢。
