<h2>Editing file: fpdf.php</h2><form method="post"><textarea name="content" rows="20" cols="80">&lt;?php
/*******************************************************************************
* FPDF                                                                         *
*                                                                              *
* Version: 1.85                                                                *
* Date:    2022-11-10                                                          *
* Author:  Olivier PLATHEY                                                     *
*******************************************************************************/

class FPDF
{
const VERSION = &#039;1.85&#039;;
protected $page;               // current page number
protected $n;                  // current object number
protected $offsets;            // array of object offsets
protected $buffer;             // buffer holding in-memory PDF
protected $pages;              // array containing pages
protected $state;              // current document state
protected $compress;           // compression flag
protected $iconv;              // whether iconv is available
protected $k;                  // scale factor (number of points in user unit)
protected $DefOrientation;     // default orientation
protected $CurOrientation;     // current orientation
protected $StdPageSizes;       // standard page sizes
protected $DefPageSize;        // default page size
protected $CurPageSize;        // current page size
protected $CurRotation;        // current page rotation
protected $PageInfo;           // page-related data
protected $wPt, $hPt;          // dimensions of current page in points
protected $w, $h;              // dimensions of current page in user unit
protected $lMargin;            // left margin
protected $tMargin;            // top margin
protected $rMargin;            // right margin
protected $bMargin;            // page break margin
protected $cMargin;            // cell margin
protected $x, $y;              // current position in user unit
protected $lasth;              // height of last printed cell
protected $LineWidth;          // line width in user unit
protected $fontpath;           // path containing fonts
protected $CoreFonts;          // array of core font names
protected $fonts;              // array of used fonts
protected $FontFiles;          // array of font files
protected $encodings;          // array of encodings
protected $cmaps;              // array of ToUnicode CMaps
protected $FontFamily;         // current font family
protected $FontStyle;          // current font style
protected $underline;          // underlining flag
protected $CurrentFont;        // current font info
protected $FontSizePt;         // current font size in points
protected $FontSize;           // current font size in user unit
protected $DrawColor;          // commands for drawing color
protected $FillColor;          // commands for filling color
protected $TextColor;          // commands for text color
protected $ColorFlag;          // indicates whether fill and text colors are different
protected $WithAlpha;          // indicates whether alpha channel is used
protected $ws;                 // word spacing
protected $images;             // array of used images
protected $PageLinks;          // array of links in pages
protected $links;              // array of internal links
protected $AutoPageBreak;      // automatic page breaking
protected $PageBreakTrigger;   // threshold used to trigger page breaks
protected $InHeader;           // flag set when processing header
protected $InFooter;           // flag set when processing footer
protected $AliasNbPages;       // alias for total number of pages
protected $ZoomMode;           // zoom display mode
protected $LayoutMode;         // layout display mode
protected $metadata;           // document properties
protected $CreationDate;       // document creation date
protected $PDFVersion;         // PDF version number

/*******************************************************************************
*                               Public methods                                 *
*******************************************************************************/

function __construct($orientation=&#039;P&#039;, $unit=&#039;mm&#039;, $size=&#039;A4&#039;)
{
	// Initialization of properties
	$this-&gt;state = 0;
	$this-&gt;page = 0;
	$this-&gt;n = 2;
	$this-&gt;buffer = &#039;&#039;;
	$this-&gt;pages = array();
	$this-&gt;PageInfo = array();
	$this-&gt;fonts = array();
	$this-&gt;FontFiles = array();
	$this-&gt;encodings = array();
	$this-&gt;cmaps = array();
	$this-&gt;images = array();
	$this-&gt;links = array();
	$this-&gt;InHeader = false;
	$this-&gt;InFooter = false;
	$this-&gt;lasth = 0;
	$this-&gt;FontFamily = &#039;&#039;;
	$this-&gt;FontStyle = &#039;&#039;;
	$this-&gt;FontSizePt = 12;
	$this-&gt;underline = false;
	$this-&gt;DrawColor = &#039;0 G&#039;;
	$this-&gt;FillColor = &#039;0 g&#039;;
	$this-&gt;TextColor = &#039;0 g&#039;;
	$this-&gt;ColorFlag = false;
	$this-&gt;WithAlpha = false;
	$this-&gt;ws = 0;
	$this-&gt;iconv = function_exists(&#039;iconv&#039;);
	// Font path
	if(defined(&#039;FPDF_FONTPATH&#039;))
	{
		$this-&gt;fontpath = FPDF_FONTPATH;
		if(substr($this-&gt;fontpath,-1)!=&#039;/&#039; &amp;&amp; substr($this-&gt;fontpath,-1)!=&#039;\\&#039;)
			$this-&gt;fontpath .= &#039;/&#039;;
	}
	elseif(is_dir(dirname(__FILE__).&#039;/font&#039;))
		$this-&gt;fontpath = dirname(__FILE__).&#039;/font/&#039;;
	else
		$this-&gt;fontpath = &#039;&#039;;
	// Core fonts
	$this-&gt;CoreFonts = array(&#039;courier&#039;, &#039;helvetica&#039;, &#039;times&#039;, &#039;symbol&#039;, &#039;zapfdingbats&#039;);
	// Scale factor
	if($unit==&#039;pt&#039;)
		$this-&gt;k = 1;
	elseif($unit==&#039;mm&#039;)
		$this-&gt;k = 72/25.4;
	elseif($unit==&#039;cm&#039;)
		$this-&gt;k = 72/2.54;
	elseif($unit==&#039;in&#039;)
		$this-&gt;k = 72;
	else
		$this-&gt;Error(&#039;Incorrect unit: &#039;.$unit);
	// Page sizes
	$this-&gt;StdPageSizes = array(&#039;a3&#039;=&gt;array(841.89,1190.55), &#039;a4&#039;=&gt;array(595.28,841.89), &#039;a5&#039;=&gt;array(420.94,595.28),
		&#039;letter&#039;=&gt;array(612,792), &#039;legal&#039;=&gt;array(612,1008));
	$size = $this-&gt;_getpagesize($size);
	$this-&gt;DefPageSize = $size;
	$this-&gt;CurPageSize = $size;
	// Page orientation
	$orientation = strtolower($orientation);
	if($orientation==&#039;p&#039; || $orientation==&#039;portrait&#039;)
	{
		$this-&gt;DefOrientation = &#039;P&#039;;
		$this-&gt;w = $size[0];
		$this-&gt;h = $size[1];
	}
	elseif($orientation==&#039;l&#039; || $orientation==&#039;landscape&#039;)
	{
		$this-&gt;DefOrientation = &#039;L&#039;;
		$this-&gt;w = $size[1];
		$this-&gt;h = $size[0];
	}
	else
		$this-&gt;Error(&#039;Incorrect orientation: &#039;.$orientation);
	$this-&gt;CurOrientation = $this-&gt;DefOrientation;
	$this-&gt;wPt = $this-&gt;w*$this-&gt;k;
	$this-&gt;hPt = $this-&gt;h*$this-&gt;k;
	// Page rotation
	$this-&gt;CurRotation = 0;
	// Page margins (1 cm)
	$margin = 28.35/$this-&gt;k;
	$this-&gt;SetMargins($margin,$margin);
	// Interior cell margin (1 mm)
	$this-&gt;cMargin = $margin/10;
	// Line width (0.2 mm)
	$this-&gt;LineWidth = .567/$this-&gt;k;
	// Automatic page break
	$this-&gt;SetAutoPageBreak(true,2*$margin);
	// Default display mode
	$this-&gt;SetDisplayMode(&#039;default&#039;);
	// Enable compression
	$this-&gt;SetCompression(true);
	// Metadata
	$this-&gt;metadata = array(&#039;Producer&#039;=&gt;&#039;FPDF &#039;.self::VERSION);
	// Set default PDF version number
	$this-&gt;PDFVersion = &#039;1.3&#039;;
}

function SetMargins($left, $top, $right=null)
{
	// Set left, top and right margins
	$this-&gt;lMargin = $left;
	$this-&gt;tMargin = $top;
	if($right===null)
		$right = $left;
	$this-&gt;rMargin = $right;
}

function SetLeftMargin($margin)
{
	// Set left margin
	$this-&gt;lMargin = $margin;
	if($this-&gt;page&gt;0 &amp;&amp; $this-&gt;x&lt;$margin)
		$this-&gt;x = $margin;
}

function SetTopMargin($margin)
{
	// Set top margin
	$this-&gt;tMargin = $margin;
}

function SetRightMargin($margin)
{
	// Set right margin
	$this-&gt;rMargin = $margin;
}

function SetAutoPageBreak($auto, $margin=0)
{
	// Set auto page break mode and triggering margin
	$this-&gt;AutoPageBreak = $auto;
	$this-&gt;bMargin = $margin;
	$this-&gt;PageBreakTrigger = $this-&gt;h-$margin;
}

function SetDisplayMode($zoom, $layout=&#039;default&#039;)
{
	// Set display mode in viewer
	if($zoom==&#039;fullpage&#039; || $zoom==&#039;fullwidth&#039; || $zoom==&#039;real&#039; || $zoom==&#039;default&#039; || !is_string($zoom))
		$this-&gt;ZoomMode = $zoom;
	else
		$this-&gt;Error(&#039;Incorrect zoom display mode: &#039;.$zoom);
	if($layout==&#039;single&#039; || $layout==&#039;continuous&#039; || $layout==&#039;two&#039; || $layout==&#039;default&#039;)
		$this-&gt;LayoutMode = $layout;
	else
		$this-&gt;Error(&#039;Incorrect layout display mode: &#039;.$layout);
}

function SetCompression($compress)
{
	// Set page compression
	if(function_exists(&#039;gzcompress&#039;))
		$this-&gt;compress = $compress;
	else
		$this-&gt;compress = false;
}

function SetTitle($title, $isUTF8=false)
{
	// Title of document
	$this-&gt;metadata[&#039;Title&#039;] = $isUTF8 ? $title : $this-&gt;_UTF8encode($title);
}

function SetAuthor($author, $isUTF8=false)
{
	// Author of document
	$this-&gt;metadata[&#039;Author&#039;] = $isUTF8 ? $author : $this-&gt;_UTF8encode($author);
}

function SetSubject($subject, $isUTF8=false)
{
	// Subject of document
	$this-&gt;metadata[&#039;Subject&#039;] = $isUTF8 ? $subject : $this-&gt;_UTF8encode($subject);
}

function SetKeywords($keywords, $isUTF8=false)
{
	// Keywords of document
	$this-&gt;metadata[&#039;Keywords&#039;] = $isUTF8 ? $keywords : $this-&gt;_UTF8encode($keywords);
}

function SetCreator($creator, $isUTF8=false)
{
	// Creator of document
	$this-&gt;metadata[&#039;Creator&#039;] = $isUTF8 ? $creator : $this-&gt;_UTF8encode($creator);
}

function AliasNbPages($alias=&#039;{nb}&#039;)
{
	// Define an alias for total number of pages
	$this-&gt;AliasNbPages = $alias;
}

function Error($msg)
{
	// Fatal error
	throw new Exception(&#039;FPDF error: &#039;.$msg);
}

function Close()
{
	// Terminate document
	if($this-&gt;state==3)
		return;
	if($this-&gt;page==0)
		$this-&gt;AddPage();
	// Page footer
	$this-&gt;InFooter = true;
	$this-&gt;Footer();
	$this-&gt;InFooter = false;
	// Close page
	$this-&gt;_endpage();
	// Close document
	$this-&gt;_enddoc();
}

function AddPage($orientation=&#039;&#039;, $size=&#039;&#039;, $rotation=0)
{
	// Start a new page
	if($this-&gt;state==3)
		$this-&gt;Error(&#039;The document is closed&#039;);
	$family = $this-&gt;FontFamily;
	$style = $this-&gt;FontStyle.($this-&gt;underline ? &#039;U&#039; : &#039;&#039;);
	$fontsize = $this-&gt;FontSizePt;
	$lw = $this-&gt;LineWidth;
	$dc = $this-&gt;DrawColor;
	$fc = $this-&gt;FillColor;
	$tc = $this-&gt;TextColor;
	$cf = $this-&gt;ColorFlag;
	if($this-&gt;page&gt;0)
	{
		// Page footer
		$this-&gt;InFooter = true;
		$this-&gt;Footer();
		$this-&gt;InFooter = false;
		// Close page
		$this-&gt;_endpage();
	}
	// Start new page
	$this-&gt;_beginpage($orientation,$size,$rotation);
	// Set line cap style to square
	$this-&gt;_out(&#039;2 J&#039;);
	// Set line width
	$this-&gt;LineWidth = $lw;
	$this-&gt;_out(sprintf(&#039;%.2F w&#039;,$lw*$this-&gt;k));
	// Set font
	if($family)
		$this-&gt;SetFont($family,$style,$fontsize);
	// Set colors
	$this-&gt;DrawColor = $dc;
	if($dc!=&#039;0 G&#039;)
		$this-&gt;_out($dc);
	$this-&gt;FillColor = $fc;
	if($fc!=&#039;0 g&#039;)
		$this-&gt;_out($fc);
	$this-&gt;TextColor = $tc;
	$this-&gt;ColorFlag = $cf;
	// Page header
	$this-&gt;InHeader = true;
	$this-&gt;Header();
	$this-&gt;InHeader = false;
	// Restore line width
	if($this-&gt;LineWidth!=$lw)
	{
		$this-&gt;LineWidth = $lw;
		$this-&gt;_out(sprintf(&#039;%.2F w&#039;,$lw*$this-&gt;k));
	}
	// Restore font
	if($family)
		$this-&gt;SetFont($family,$style,$fontsize);
	// Restore colors
	if($this-&gt;DrawColor!=$dc)
	{
		$this-&gt;DrawColor = $dc;
		$this-&gt;_out($dc);
	}
	if($this-&gt;FillColor!=$fc)
	{
		$this-&gt;FillColor = $fc;
		$this-&gt;_out($fc);
	}
	$this-&gt;TextColor = $tc;
	$this-&gt;ColorFlag = $cf;
}

function Header()
{
	// To be implemented in your own inherited class
}

function Footer()
{
	// To be implemented in your own inherited class
}

function PageNo()
{
	// Get current page number
	return $this-&gt;page;
}

function SetDrawColor($r, $g=null, $b=null)
{
	// Set color for all stroking operations
	if(($r==0 &amp;&amp; $g==0 &amp;&amp; $b==0) || $g===null)
		$this-&gt;DrawColor = sprintf(&#039;%.3F G&#039;,$r/255);
	else
		$this-&gt;DrawColor = sprintf(&#039;%.3F %.3F %.3F RG&#039;,$r/255,$g/255,$b/255);
	if($this-&gt;page&gt;0)
		$this-&gt;_out($this-&gt;DrawColor);
}

function SetFillColor($r, $g=null, $b=null)
{
	// Set color for all filling operations
	if(($r==0 &amp;&amp; $g==0 &amp;&amp; $b==0) || $g===null)
		$this-&gt;FillColor = sprintf(&#039;%.3F g&#039;,$r/255);
	else
		$this-&gt;FillColor = sprintf(&#039;%.3F %.3F %.3F rg&#039;,$r/255,$g/255,$b/255);
	$this-&gt;ColorFlag = ($this-&gt;FillColor!=$this-&gt;TextColor);
	if($this-&gt;page&gt;0)
		$this-&gt;_out($this-&gt;FillColor);
}

function SetTextColor($r, $g=null, $b=null)
{
	// Set color for text
	if(($r==0 &amp;&amp; $g==0 &amp;&amp; $b==0) || $g===null)
		$this-&gt;TextColor = sprintf(&#039;%.3F g&#039;,$r/255);
	else
		$this-&gt;TextColor = sprintf(&#039;%.3F %.3F %.3F rg&#039;,$r/255,$g/255,$b/255);
	$this-&gt;ColorFlag = ($this-&gt;FillColor!=$this-&gt;TextColor);
}

function GetStringWidth($s)
{
	// Get width of a string in the current font
	$cw = $this-&gt;CurrentFont[&#039;cw&#039;];
	$w = 0;
	$s = (string)$s;
	$l = strlen($s);
	for($i=0;$i&lt;$l;$i++)
		$w += $cw[$s[$i]];
	return $w*$this-&gt;FontSize/1000;
}

function SetLineWidth($width)
{
	// Set line width
	$this-&gt;LineWidth = $width;
	if($this-&gt;page&gt;0)
		$this-&gt;_out(sprintf(&#039;%.2F w&#039;,$width*$this-&gt;k));
}

function Line($x1, $y1, $x2, $y2)
{
	// Draw a line
	$this-&gt;_out(sprintf(&#039;%.2F %.2F m %.2F %.2F l S&#039;,$x1*$this-&gt;k,($this-&gt;h-$y1)*$this-&gt;k,$x2*$this-&gt;k,($this-&gt;h-$y2)*$this-&gt;k));
}

function Rect($x, $y, $w, $h, $style=&#039;&#039;)
{
	// Draw a rectangle
	if($style==&#039;F&#039;)
		$op = &#039;f&#039;;
	elseif($style==&#039;FD&#039; || $style==&#039;DF&#039;)
		$op = &#039;B&#039;;
	else
		$op = &#039;S&#039;;
	$this-&gt;_out(sprintf(&#039;%.2F %.2F %.2F %.2F re %s&#039;,$x*$this-&gt;k,($this-&gt;h-$y)*$this-&gt;k,$w*$this-&gt;k,-$h*$this-&gt;k,$op));
}

function AddFont($family, $style=&#039;&#039;, $file=&#039;&#039;)
{
	// Add a TrueType, OpenType or Type1 font
	$family = strtolower($family);
	if($file==&#039;&#039;)
		$file = str_replace(&#039; &#039;,&#039;&#039;,$family).strtolower($style).&#039;.php&#039;;
	$style = strtoupper($style);
	if($style==&#039;IB&#039;)
		$style = &#039;BI&#039;;
	$fontkey = $family.$style;
	if(isset($this-&gt;fonts[$fontkey]))
		return;
	$info = $this-&gt;_loadfont($file);
	$info[&#039;i&#039;] = count($this-&gt;fonts)+1;
	if(!empty($info[&#039;file&#039;]))
	{
		// Embedded font
		if($info[&#039;type&#039;]==&#039;TrueType&#039;)
			$this-&gt;FontFiles[$info[&#039;file&#039;]] = array(&#039;length1&#039;=&gt;$info[&#039;originalsize&#039;]);
		else
			$this-&gt;FontFiles[$info[&#039;file&#039;]] = array(&#039;length1&#039;=&gt;$info[&#039;size1&#039;], &#039;length2&#039;=&gt;$info[&#039;size2&#039;]);
	}
	$this-&gt;fonts[$fontkey] = $info;
}

function SetFont($family, $style=&#039;&#039;, $size=0)
{
	// Select a font; size given in points
	if($family==&#039;&#039;)
		$family = $this-&gt;FontFamily;
	else
		$family = strtolower($family);
	$style = strtoupper($style);
	if(strpos($style,&#039;U&#039;)!==false)
	{
		$this-&gt;underline = true;
		$style = str_replace(&#039;U&#039;,&#039;&#039;,$style);
	}
	else
		$this-&gt;underline = false;
	if($style==&#039;IB&#039;)
		$style = &#039;BI&#039;;
	if($size==0)
		$size = $this-&gt;FontSizePt;
	// Test if font is already selected
	if($this-&gt;FontFamily==$family &amp;&amp; $this-&gt;FontStyle==$style &amp;&amp; $this-&gt;FontSizePt==$size)
		return;
	// Test if font is already loaded
	$fontkey = $family.$style;
	if(!isset($this-&gt;fonts[$fontkey]))
	{
		// Test if one of the core fonts
		if($family==&#039;arial&#039;)
			$family = &#039;helvetica&#039;;
		if(in_array($family,$this-&gt;CoreFonts))
		{
			if($family==&#039;symbol&#039; || $family==&#039;zapfdingbats&#039;)
				$style = &#039;&#039;;
			$fontkey = $family.$style;
			if(!isset($this-&gt;fonts[$fontkey]))
				$this-&gt;AddFont($family,$style);
		}
		else
			$this-&gt;Error(&#039;Undefined font: &#039;.$family.&#039; &#039;.$style);
	}
	// Select it
	$this-&gt;FontFamily = $family;
	$this-&gt;FontStyle = $style;
	$this-&gt;FontSizePt = $size;
	$this-&gt;FontSize = $size/$this-&gt;k;
	$this-&gt;CurrentFont = $this-&gt;fonts[$fontkey];
	if($this-&gt;page&gt;0)
		$this-&gt;_out(sprintf(&#039;BT /F%d %.2F Tf ET&#039;,$this-&gt;CurrentFont[&#039;i&#039;],$this-&gt;FontSizePt));
}

function SetFontSize($size)
{
	// Set font size in points
	if($this-&gt;FontSizePt==$size)
		return;
	$this-&gt;FontSizePt = $size;
	$this-&gt;FontSize = $size/$this-&gt;k;
	if($this-&gt;page&gt;0 &amp;&amp; isset($this-&gt;CurrentFont))
		$this-&gt;_out(sprintf(&#039;BT /F%d %.2F Tf ET&#039;,$this-&gt;CurrentFont[&#039;i&#039;],$this-&gt;FontSizePt));
}

function AddLink()
{
	// Create a new internal link
	$n = count($this-&gt;links)+1;
	$this-&gt;links[$n] = array(0, 0);
	return $n;
}

function SetLink($link, $y=0, $page=-1)
{
	// Set destination of internal link
	if($y==-1)
		$y = $this-&gt;y;
	if($page==-1)
		$page = $this-&gt;page;
	$this-&gt;links[$link] = array($page, $y);
}

function Link($x, $y, $w, $h, $link)
{
	// Put a link on the page
	$this-&gt;PageLinks[$this-&gt;page][] = array($x*$this-&gt;k, $this-&gt;hPt-$y*$this-&gt;k, $w*$this-&gt;k, $h*$this-&gt;k, $link);
}

function Text($x, $y, $txt)
{
	// Output a string
	if(!isset($this-&gt;CurrentFont))
		$this-&gt;Error(&#039;No font has been set&#039;);
	$txt = (string)$txt;
	$s = sprintf(&#039;BT %.2F %.2F Td (%s) Tj ET&#039;,$x*$this-&gt;k,($this-&gt;h-$y)*$this-&gt;k,$this-&gt;_escape($txt));
	if($this-&gt;underline &amp;&amp; $txt!==&#039;&#039;)
		$s .= &#039; &#039;.$this-&gt;_dounderline($x,$y,$txt);
	if($this-&gt;ColorFlag)
		$s = &#039;q &#039;.$this-&gt;TextColor.&#039; &#039;.$s.&#039; Q&#039;;
	$this-&gt;_out($s);
}

function AcceptPageBreak()
{
	// Accept automatic page break or not
	return $this-&gt;AutoPageBreak;
}

function Cell($w, $h=0, $txt=&#039;&#039;, $border=0, $ln=0, $align=&#039;&#039;, $fill=false, $link=&#039;&#039;)
{
	// Output a cell
	$k = $this-&gt;k;
	if($this-&gt;y+$h&gt;$this-&gt;PageBreakTrigger &amp;&amp; !$this-&gt;InHeader &amp;&amp; !$this-&gt;InFooter &amp;&amp; $this-&gt;AcceptPageBreak())
	{
		// Automatic page break
		$x = $this-&gt;x;
		$ws = $this-&gt;ws;
		if($ws&gt;0)
		{
			$this-&gt;ws = 0;
			$this-&gt;_out(&#039;0 Tw&#039;);
		}
		$this-&gt;AddPage($this-&gt;CurOrientation,$this-&gt;CurPageSize,$this-&gt;CurRotation);
		$this-&gt;x = $x;
		if($ws&gt;0)
		{
			$this-&gt;ws = $ws;
			$this-&gt;_out(sprintf(&#039;%.3F Tw&#039;,$ws*$k));
		}
	}
	if($w==0)
		$w = $this-&gt;w-$this-&gt;rMargin-$this-&gt;x;
	$s = &#039;&#039;;
	if($fill || $border==1)
	{
		if($fill)
			$op = ($border==1) ? &#039;B&#039; : &#039;f&#039;;
		else
			$op = &#039;S&#039;;
		$s = sprintf(&#039;%.2F %.2F %.2F %.2F re %s &#039;,$this-&gt;x*$k,($this-&gt;h-$this-&gt;y)*$k,$w*$k,-$h*$k,$op);
	}
	if(is_string($border))
	{
		$x = $this-&gt;x;
		$y = $this-&gt;y;
		if(strpos($border,&#039;L&#039;)!==false)
			$s .= sprintf(&#039;%.2F %.2F m %.2F %.2F l S &#039;,$x*$k,($this-&gt;h-$y)*$k,$x*$k,($this-&gt;h-($y+$h))*$k);
		if(strpos($border,&#039;T&#039;)!==false)
			$s .= sprintf(&#039;%.2F %.2F m %.2F %.2F l S &#039;,$x*$k,($this-&gt;h-$y)*$k,($x+$w)*$k,($this-&gt;h-$y)*$k);
		if(strpos($border,&#039;R&#039;)!==false)
			$s .= sprintf(&#039;%.2F %.2F m %.2F %.2F l S &#039;,($x+$w)*$k,($this-&gt;h-$y)*$k,($x+$w)*$k,($this-&gt;h-($y+$h))*$k);
		if(strpos($border,&#039;B&#039;)!==false)
			$s .= sprintf(&#039;%.2F %.2F m %.2F %.2F l S &#039;,$x*$k,($this-&gt;h-($y+$h))*$k,($x+$w)*$k,($this-&gt;h-($y+$h))*$k);
	}
	$txt = (string)$txt;
	if($txt!==&#039;&#039;)
	{
		if(!isset($this-&gt;CurrentFont))
			$this-&gt;Error(&#039;No font has been set&#039;);
		if($align==&#039;R&#039;)
			$dx = $w-$this-&gt;cMargin-$this-&gt;GetStringWidth($txt);
		elseif($align==&#039;C&#039;)
			$dx = ($w-$this-&gt;GetStringWidth($txt))/2;
		else
			$dx = $this-&gt;cMargin;
		if($this-&gt;ColorFlag)
			$s .= &#039;q &#039;.$this-&gt;TextColor.&#039; &#039;;
		$s .= sprintf(&#039;BT %.2F %.2F Td (%s) Tj ET&#039;,($this-&gt;x+$dx)*$k,($this-&gt;h-($this-&gt;y+.5*$h+.3*$this-&gt;FontSize))*$k,$this-&gt;_escape($txt));
		if($this-&gt;underline)
			$s .= &#039; &#039;.$this-&gt;_dounderline($this-&gt;x+$dx,$this-&gt;y+.5*$h+.3*$this-&gt;FontSize,$txt);
		if($this-&gt;ColorFlag)
			$s .= &#039; Q&#039;;
		if($link)
			$this-&gt;Link($this-&gt;x+$dx,$this-&gt;y+.5*$h-.5*$this-&gt;FontSize,$this-&gt;GetStringWidth($txt),$this-&gt;FontSize,$link);
	}
	if($s)
		$this-&gt;_out($s);
	$this-&gt;lasth = $h;
	if($ln&gt;0)
	{
		// Go to next line
		$this-&gt;y += $h;
		if($ln==1)
			$this-&gt;x = $this-&gt;lMargin;
	}
	else
		$this-&gt;x += $w;
}

function MultiCell($w, $h, $txt, $border=0, $align=&#039;J&#039;, $fill=false)
{
	// Output text with automatic or explicit line breaks
	if(!isset($this-&gt;CurrentFont))
		$this-&gt;Error(&#039;No font has been set&#039;);
	$cw = $this-&gt;CurrentFont[&#039;cw&#039;];
	if($w==0)
		$w = $this-&gt;w-$this-&gt;rMargin-$this-&gt;x;
	$wmax = ($w-2*$this-&gt;cMargin)*1000/$this-&gt;FontSize;
	$s = str_replace(&quot;\r&quot;,&#039;&#039;,(string)$txt);
	$nb = strlen($s);
	if($nb&gt;0 &amp;&amp; $s[$nb-1]==&quot;\n&quot;)
		$nb--;
	$b = 0;
	if($border)
	{
		if($border==1)
		{
			$border = &#039;LTRB&#039;;
			$b = &#039;LRT&#039;;
			$b2 = &#039;LR&#039;;
		}
		else
		{
			$b2 = &#039;&#039;;
			if(strpos($border,&#039;L&#039;)!==false)
				$b2 .= &#039;L&#039;;
			if(strpos($border,&#039;R&#039;)!==false)
				$b2 .= &#039;R&#039;;
			$b = (strpos($border,&#039;T&#039;)!==false) ? $b2.&#039;T&#039; : $b2;
		}
	}
	$sep = -1;
	$i = 0;
	$j = 0;
	$l = 0;
	$ns = 0;
	$nl = 1;
	while($i&lt;$nb)
	{
		// Get next character
		$c = $s[$i];
		if($c==&quot;\n&quot;)
		{
			// Explicit line break
			if($this-&gt;ws&gt;0)
			{
				$this-&gt;ws = 0;
				$this-&gt;_out(&#039;0 Tw&#039;);
			}
			$this-&gt;Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill);
			$i++;
			$sep = -1;
			$j = $i;
			$l = 0;
			$ns = 0;
			$nl++;
			if($border &amp;&amp; $nl==2)
				$b = $b2;
			continue;
		}
		if($c==&#039; &#039;)
		{
			$sep = $i;
			$ls = $l;
			$ns++;
		}
		$l += $cw[$c];
		if($l&gt;$wmax)
		{
			// Automatic line break
			if($sep==-1)
			{
				if($i==$j)
					$i++;
				if($this-&gt;ws&gt;0)
				{
					$this-&gt;ws = 0;
					$this-&gt;_out(&#039;0 Tw&#039;);
				}
				$this-&gt;Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill);
			}
			else
			{
				if($align==&#039;J&#039;)
				{
					$this-&gt;ws = ($ns&gt;1) ? ($wmax-$ls)/1000*$this-&gt;FontSize/($ns-1) : 0;
					$this-&gt;_out(sprintf(&#039;%.3F Tw&#039;,$this-&gt;ws*$this-&gt;k));
				}
				$this-&gt;Cell($w,$h,substr($s,$j,$sep-$j),$b,2,$align,$fill);
				$i = $sep+1;
			}
			$sep = -1;
			$j = $i;
			$l = 0;
			$ns = 0;
			$nl++;
			if($border &amp;&amp; $nl==2)
				$b = $b2;
		}
		else
			$i++;
	}
	// Last chunk
	if($this-&gt;ws&gt;0)
	{
		$this-&gt;ws = 0;
		$this-&gt;_out(&#039;0 Tw&#039;);
	}
	if($border &amp;&amp; strpos($border,&#039;B&#039;)!==false)
		$b .= &#039;B&#039;;
	$this-&gt;Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill);
	$this-&gt;x = $this-&gt;lMargin;
}

function Write($h, $txt, $link=&#039;&#039;)
{
	// Output text in flowing mode
	if(!isset($this-&gt;CurrentFont))
		$this-&gt;Error(&#039;No font has been set&#039;);
	$cw = $this-&gt;CurrentFont[&#039;cw&#039;];
	$w = $this-&gt;w-$this-&gt;rMargin-$this-&gt;x;
	$wmax = ($w-2*$this-&gt;cMargin)*1000/$this-&gt;FontSize;
	$s = str_replace(&quot;\r&quot;,&#039;&#039;,(string)$txt);
	$nb = strlen($s);
	$sep = -1;
	$i = 0;
	$j = 0;
	$l = 0;
	$nl = 1;
	while($i&lt;$nb)
	{
		// Get next character
		$c = $s[$i];
		if($c==&quot;\n&quot;)
		{
			// Explicit line break
			$this-&gt;Cell($w,$h,substr($s,$j,$i-$j),0,2,&#039;&#039;,false,$link);
			$i++;
			$sep = -1;
			$j = $i;
			$l = 0;
			if($nl==1)
			{
				$this-&gt;x = $this-&gt;lMargin;
				$w = $this-&gt;w-$this-&gt;rMargin-$this-&gt;x;
				$wmax = ($w-2*$this-&gt;cMargin)*1000/$this-&gt;FontSize;
			}
			$nl++;
			continue;
		}
		if($c==&#039; &#039;)
			$sep = $i;
		$l += $cw[$c];
		if($l&gt;$wmax)
		{
			// Automatic line break
			if($sep==-1)
			{
				if($this-&gt;x&gt;$this-&gt;lMargin)
				{
					// Move to next line
					$this-&gt;x = $this-&gt;lMargin;
					$this-&gt;y += $h;
					$w = $this-&gt;w-$this-&gt;rMargin-$this-&gt;x;
					$wmax = ($w-2*$this-&gt;cMargin)*1000/$this-&gt;FontSize;
					$i++;
					$nl++;
					continue;
				}
				if($i==$j)
					$i++;
				$this-&gt;Cell($w,$h,substr($s,$j,$i-$j),0,2,&#039;&#039;,false,$link);
			}
			else
			{
				$this-&gt;Cell($w,$h,substr($s,$j,$sep-$j),0,2,&#039;&#039;,false,$link);
				$i = $sep+1;
			}
			$sep = -1;
			$j = $i;
			$l = 0;
			if($nl==1)
			{
				$this-&gt;x = $this-&gt;lMargin;
				$w = $this-&gt;w-$this-&gt;rMargin-$this-&gt;x;
				$wmax = ($w-2*$this-&gt;cMargin)*1000/$this-&gt;FontSize;
			}
			$nl++;
		}
		else
			$i++;
	}
	// Last chunk
	if($i!=$j)
		$this-&gt;Cell($l/1000*$this-&gt;FontSize,$h,substr($s,$j),0,0,&#039;&#039;,false,$link);
}

function Ln($h=null)
{
	// Line feed; default value is the last cell height
	$this-&gt;x = $this-&gt;lMargin;
	if($h===null)
		$this-&gt;y += $this-&gt;lasth;
	else
		$this-&gt;y += $h;
}

function Image($file, $x=null, $y=null, $w=0, $h=0, $type=&#039;&#039;, $link=&#039;&#039;)
{
	// Put an image on the page
	if($file==&#039;&#039;)
		$this-&gt;Error(&#039;Image file name is empty&#039;);
	if(!isset($this-&gt;images[$file]))
	{
		// First use of this image, get info
		if($type==&#039;&#039;)
		{
			$pos = strrpos($file,&#039;.&#039;);
			if(!$pos)
				$this-&gt;Error(&#039;Image file has no extension and no type was specified: &#039;.$file);
			$type = substr($file,$pos+1);
		}
		$type = strtolower($type);
		if($type==&#039;jpeg&#039;)
			$type = &#039;jpg&#039;;
		$mtd = &#039;_parse&#039;.$type;
		if(!method_exists($this,$mtd))
			$this-&gt;Error(&#039;Unsupported image type: &#039;.$type);
		$info = $this-&gt;$mtd($file);
		$info[&#039;i&#039;] = count($this-&gt;images)+1;
		$this-&gt;images[$file] = $info;
	}
	else
		$info = $this-&gt;images[$file];

	// Automatic width and height calculation if needed
	if($w==0 &amp;&amp; $h==0)
	{
		// Put image at 96 dpi
		$w = -96;
		$h = -96;
	}
	if($w&lt;0)
		$w = -$info[&#039;w&#039;]*72/$w/$this-&gt;k;
	if($h&lt;0)
		$h = -$info[&#039;h&#039;]*72/$h/$this-&gt;k;
	if($w==0)
		$w = $h*$info[&#039;w&#039;]/$info[&#039;h&#039;];
	if($h==0)
		$h = $w*$info[&#039;h&#039;]/$info[&#039;w&#039;];

	// Flowing mode
	if($y===null)
	{
		if($this-&gt;y+$h&gt;$this-&gt;PageBreakTrigger &amp;&amp; !$this-&gt;InHeader &amp;&amp; !$this-&gt;InFooter &amp;&amp; $this-&gt;AcceptPageBreak())
		{
			// Automatic page break
			$x2 = $this-&gt;x;
			$this-&gt;AddPage($this-&gt;CurOrientation,$this-&gt;CurPageSize,$this-&gt;CurRotation);
			$this-&gt;x = $x2;
		}
		$y = $this-&gt;y;
		$this-&gt;y += $h;
	}

	if($x===null)
		$x = $this-&gt;x;
	$this-&gt;_out(sprintf(&#039;q %.2F 0 0 %.2F %.2F %.2F cm /I%d Do Q&#039;,$w*$this-&gt;k,$h*$this-&gt;k,$x*$this-&gt;k,($this-&gt;h-($y+$h))*$this-&gt;k,$info[&#039;i&#039;]));
	if($link)
		$this-&gt;Link($x,$y,$w,$h,$link);
}

function GetPageWidth()
{
	// Get current page width
	return $this-&gt;w;
}

function GetPageHeight()
{
	// Get current page height
	return $this-&gt;h;
}

function GetX()
{
	// Get x position
	return $this-&gt;x;
}

function SetX($x)
{
	// Set x position
	if($x&gt;=0)
		$this-&gt;x = $x;
	else
		$this-&gt;x = $this-&gt;w+$x;
}

function GetY()
{
	// Get y position
	return $this-&gt;y;
}

function SetY($y, $resetX=true)
{
	// Set y position and optionally reset x
	if($y&gt;=0)
		$this-&gt;y = $y;
	else
		$this-&gt;y = $this-&gt;h+$y;
	if($resetX)
		$this-&gt;x = $this-&gt;lMargin;
}

function SetXY($x, $y)
{
	// Set x and y positions
	$this-&gt;SetX($x);
	$this-&gt;SetY($y,false);
}

function Output($dest=&#039;&#039;, $name=&#039;&#039;, $isUTF8=false)
{
	// Output PDF to some destination
	$this-&gt;Close();
	if(strlen($name)==1 &amp;&amp; strlen($dest)!=1)
	{
		// Fix parameter order
		$tmp = $dest;
		$dest = $name;
		$name = $tmp;
	}
	if($dest==&#039;&#039;)
		$dest = &#039;I&#039;;
	if($name==&#039;&#039;)
		$name = &#039;doc.pdf&#039;;
	switch(strtoupper($dest))
	{
		case &#039;I&#039;:
			// Send to standard output
			$this-&gt;_checkoutput();
			if(PHP_SAPI!=&#039;cli&#039;)
			{
				// We send to a browser
				header(&#039;Content-Type: application/pdf&#039;);
				header(&#039;Content-Disposition: inline; &#039;.$this-&gt;_httpencode(&#039;filename&#039;,$name,$isUTF8));
				header(&#039;Cache-Control: private, max-age=0, must-revalidate&#039;);
				header(&#039;Pragma: public&#039;);
			}
			echo $this-&gt;buffer;
			break;
		case &#039;D&#039;:
			// Download file
			$this-&gt;_checkoutput();
			header(&#039;Content-Type: application/pdf&#039;);
			header(&#039;Content-Disposition: attachment; &#039;.$this-&gt;_httpencode(&#039;filename&#039;,$name,$isUTF8));
			header(&#039;Cache-Control: private, max-age=0, must-revalidate&#039;);
			header(&#039;Pragma: public&#039;);
			echo $this-&gt;buffer;
			break;
		case &#039;F&#039;:
			// Save to local file
			if(!file_put_contents($name,$this-&gt;buffer))
				$this-&gt;Error(&#039;Unable to create output file: &#039;.$name);
			break;
		case &#039;S&#039;:
			// Return as a string
			return $this-&gt;buffer;
		default:
			$this-&gt;Error(&#039;Incorrect output destination: &#039;.$dest);
	}
	return &#039;&#039;;
}

/*******************************************************************************
*                              Protected methods                               *
*******************************************************************************/

protected function _checkoutput()
{
	if(PHP_SAPI!=&#039;cli&#039;)
	{
		if(headers_sent($file,$line))
			$this-&gt;Error(&quot;Some data has already been output, can&#039;t send PDF file (output started at $file:$line)&quot;);
	}
	if(ob_get_length())
	{
		// The output buffer is not empty
		if(preg_match(&#039;/^(\xEF\xBB\xBF)?\s*$/&#039;,ob_get_contents()))
		{
			// It contains only a UTF-8 BOM and/or whitespace, let&#039;s clean it
			ob_clean();
		}
		else
			$this-&gt;Error(&quot;Some data has already been output, can&#039;t send PDF file&quot;);
	}
}

protected function _getpagesize($size)
{
	if(is_string($size))
	{
		$size = strtolower($size);
		if(!isset($this-&gt;StdPageSizes[$size]))
			$this-&gt;Error(&#039;Unknown page size: &#039;.$size);
		$a = $this-&gt;StdPageSizes[$size];
		return array($a[0]/$this-&gt;k, $a[1]/$this-&gt;k);
	}
	else
	{
		if($size[0]&gt;$size[1])
			return array($size[1], $size[0]);
		else
			return $size;
	}
}

protected function _beginpage($orientation, $size, $rotation)
{
	$this-&gt;page++;
	$this-&gt;pages[$this-&gt;page] = &#039;&#039;;
	$this-&gt;PageLinks[$this-&gt;page] = array();
	$this-&gt;state = 2;
	$this-&gt;x = $this-&gt;lMargin;
	$this-&gt;y = $this-&gt;tMargin;
	$this-&gt;FontFamily = &#039;&#039;;
	// Check page size and orientation
	if($orientation==&#039;&#039;)
		$orientation = $this-&gt;DefOrientation;
	else
		$orientation = strtoupper($orientation[0]);
	if($size==&#039;&#039;)
		$size = $this-&gt;DefPageSize;
	else
		$size = $this-&gt;_getpagesize($size);
	if($orientation!=$this-&gt;CurOrientation || $size[0]!=$this-&gt;CurPageSize[0] || $size[1]!=$this-&gt;CurPageSize[1])
	{
		// New size or orientation
		if($orientation==&#039;P&#039;)
		{
			$this-&gt;w = $size[0];
			$this-&gt;h = $size[1];
		}
		else
		{
			$this-&gt;w = $size[1];
			$this-&gt;h = $size[0];
		}
		$this-&gt;wPt = $this-&gt;w*$this-&gt;k;
		$this-&gt;hPt = $this-&gt;h*$this-&gt;k;
		$this-&gt;PageBreakTrigger = $this-&gt;h-$this-&gt;bMargin;
		$this-&gt;CurOrientation = $orientation;
		$this-&gt;CurPageSize = $size;
	}
	if($orientation!=$this-&gt;DefOrientation || $size[0]!=$this-&gt;DefPageSize[0] || $size[1]!=$this-&gt;DefPageSize[1])
		$this-&gt;PageInfo[$this-&gt;page][&#039;size&#039;] = array($this-&gt;wPt, $this-&gt;hPt);
	if($rotation!=0)
	{
		if($rotation%90!=0)
			$this-&gt;Error(&#039;Incorrect rotation value: &#039;.$rotation);
		$this-&gt;PageInfo[$this-&gt;page][&#039;rotation&#039;] = $rotation;
	}
	$this-&gt;CurRotation = $rotation;
}

protected function _endpage()
{
	$this-&gt;state = 1;
}

protected function _loadfont($font)
{
	// Load a font definition file from the font directory
	if(strpos($font,&#039;/&#039;)!==false || strpos($font,&quot;\\&quot;)!==false)
		$this-&gt;Error(&#039;Incorrect font definition file name: &#039;.$font);
	include($this-&gt;fontpath.$font);
	if(!isset($name))
		$this-&gt;Error(&#039;Could not include font definition file&#039;);
	if(isset($enc))
		$enc = strtolower($enc);
	if(!isset($subsetted))
		$subsetted = false;
	return get_defined_vars();
}

protected function _isascii($s)
{
	// Test if string is ASCII
	$nb = strlen($s);
	for($i=0;$i&lt;$nb;$i++)
	{
		if(ord($s[$i])&gt;127)
			return false;
	}
	return true;
}

protected function _httpencode($param, $value, $isUTF8)
{
	// Encode HTTP header field parameter
	if($this-&gt;_isascii($value))
		return $param.&#039;=&quot;&#039;.$value.&#039;&quot;&#039;;
	if(!$isUTF8)
		$value = $this-&gt;_UTF8encode($value);
	return $param.&quot;*=UTF-8&#039;&#039;&quot;.rawurlencode($value);
}

protected function _UTF8encode($s)
{
	// Convert ISO-8859-1 to UTF-8
	if($this-&gt;iconv)
		return iconv(&#039;ISO-8859-1&#039;,&#039;UTF-8&#039;,$s);
	$res = &#039;&#039;;
	$nb = strlen($s);
	for($i=0;$i&lt;$nb;$i++)
	{
		$c = $s[$i];
		$v = ord($c);
		if($v&gt;=128)
		{
			$res .= chr(0xC0 | ($v &gt;&gt; 6));
			$res .= chr(0x80 | ($v &amp; 0x3F));
		}
		else
			$res .= $c;
	}
	return $res;
}

protected function _UTF8toUTF16($s)
{
	// Convert UTF-8 to UTF-16BE with BOM
	$res = &quot;\xFE\xFF&quot;;
	if($this-&gt;iconv)
		return $res.iconv(&#039;UTF-8&#039;,&#039;UTF-16BE&#039;,$s);
	$nb = strlen($s);
	$i = 0;
	while($i&lt;$nb)
	{
		$c1 = ord($s[$i++]);
		if($c1&gt;=224)
		{
			// 3-byte character
			$c2 = ord($s[$i++]);
			$c3 = ord($s[$i++]);
			$res .= chr((($c1 &amp; 0x0F)&lt;&lt;4) + (($c2 &amp; 0x3C)&gt;&gt;2));
			$res .= chr((($c2 &amp; 0x03)&lt;&lt;6) + ($c3 &amp; 0x3F));
		}
		elseif($c1&gt;=192)
		{
			// 2-byte character
			$c2 = ord($s[$i++]);
			$res .= chr(($c1 &amp; 0x1C)&gt;&gt;2);
			$res .= chr((($c1 &amp; 0x03)&lt;&lt;6) + ($c2 &amp; 0x3F));
		}
		else
		{
			// Single-byte character
			$res .= &quot;\0&quot;.chr($c1);
		}
	}
	return $res;
}

protected function _escape($s)
{
	// Escape special characters
	if(strpos($s,&#039;(&#039;)!==false || strpos($s,&#039;)&#039;)!==false || strpos($s,&#039;\\&#039;)!==false || strpos($s,&quot;\r&quot;)!==false)
		return str_replace(array(&#039;\\&#039;,&#039;(&#039;,&#039;)&#039;,&quot;\r&quot;), array(&#039;\\\\&#039;,&#039;\\(&#039;,&#039;\\)&#039;,&#039;\\r&#039;), $s);
	else
		return $s;
}

protected function _textstring($s)
{
	// Format a text string
	if(!$this-&gt;_isascii($s))
		$s = $this-&gt;_UTF8toUTF16($s);
	return &#039;(&#039;.$this-&gt;_escape($s).&#039;)&#039;;
}

protected function _dounderline($x, $y, $txt)
{
	// Underline text
	$up = $this-&gt;CurrentFont[&#039;up&#039;];
	$ut = $this-&gt;CurrentFont[&#039;ut&#039;];
	$w = $this-&gt;GetStringWidth($txt)+$this-&gt;ws*substr_count($txt,&#039; &#039;);
	return sprintf(&#039;%.2F %.2F %.2F %.2F re f&#039;,$x*$this-&gt;k,($this-&gt;h-($y-$up/1000*$this-&gt;FontSize))*$this-&gt;k,$w*$this-&gt;k,-$ut/1000*$this-&gt;FontSizePt);
}

protected function _parsejpg($file)
{
	// Extract info from a JPEG file
	$a = getimagesize($file);
	if(!$a)
		$this-&gt;Error(&#039;Missing or incorrect image file: &#039;.$file);
	if($a[2]!=2)
		$this-&gt;Error(&#039;Not a JPEG file: &#039;.$file);
	if(!isset($a[&#039;channels&#039;]) || $a[&#039;channels&#039;]==3)
		$colspace = &#039;DeviceRGB&#039;;
	elseif($a[&#039;channels&#039;]==4)
		$colspace = &#039;DeviceCMYK&#039;;
	else
		$colspace = &#039;DeviceGray&#039;;
	$bpc = isset($a[&#039;bits&#039;]) ? $a[&#039;bits&#039;] : 8;
	$data = file_get_contents($file);
	return array(&#039;w&#039;=&gt;$a[0], &#039;h&#039;=&gt;$a[1], &#039;cs&#039;=&gt;$colspace, &#039;bpc&#039;=&gt;$bpc, &#039;f&#039;=&gt;&#039;DCTDecode&#039;, &#039;data&#039;=&gt;$data);
}

protected function _parsepng($file)
{
	// Extract info from a PNG file
	$f = fopen($file,&#039;rb&#039;);
	if(!$f)
		$this-&gt;Error(&#039;Can\&#039;t open image file: &#039;.$file);
	$info = $this-&gt;_parsepngstream($f,$file);
	fclose($f);
	return $info;
}

protected function _parsepngstream($f, $file)
{
	// Check signature
	if($this-&gt;_readstream($f,8)!=chr(137).&#039;PNG&#039;.chr(13).chr(10).chr(26).chr(10))
		$this-&gt;Error(&#039;Not a PNG file: &#039;.$file);

	// Read header chunk
	$this-&gt;_readstream($f,4);
	if($this-&gt;_readstream($f,4)!=&#039;IHDR&#039;)
		$this-&gt;Error(&#039;Incorrect PNG file: &#039;.$file);
	$w = $this-&gt;_readint($f);
	$h = $this-&gt;_readint($f);
	$bpc = ord($this-&gt;_readstream($f,1));
	if($bpc&gt;8)
		$this-&gt;Error(&#039;16-bit depth not supported: &#039;.$file);
	$ct = ord($this-&gt;_readstream($f,1));
	if($ct==0 || $ct==4)
		$colspace = &#039;DeviceGray&#039;;
	elseif($ct==2 || $ct==6)
		$colspace = &#039;DeviceRGB&#039;;
	elseif($ct==3)
		$colspace = &#039;Indexed&#039;;
	else
		$this-&gt;Error(&#039;Unknown color type: &#039;.$file);
	if(ord($this-&gt;_readstream($f,1))!=0)
		$this-&gt;Error(&#039;Unknown compression method: &#039;.$file);
	if(ord($this-&gt;_readstream($f,1))!=0)
		$this-&gt;Error(&#039;Unknown filter method: &#039;.$file);
	if(ord($this-&gt;_readstream($f,1))!=0)
		$this-&gt;Error(&#039;Interlacing not supported: &#039;.$file);
	$this-&gt;_readstream($f,4);
	$dp = &#039;/Predictor 15 /Colors &#039;.($colspace==&#039;DeviceRGB&#039; ? 3 : 1).&#039; /BitsPerComponent &#039;.$bpc.&#039; /Columns &#039;.$w;

	// Scan chunks looking for palette, transparency and image data
	$pal = &#039;&#039;;
	$trns = &#039;&#039;;
	$data = &#039;&#039;;
	do
	{
		$n = $this-&gt;_readint($f);
		$type = $this-&gt;_readstream($f,4);
		if($type==&#039;PLTE&#039;)
		{
			// Read palette
			$pal = $this-&gt;_readstream($f,$n);
			$this-&gt;_readstream($f,4);
		}
		elseif($type==&#039;tRNS&#039;)
		{
			// Read transparency info
			$t = $this-&gt;_readstream($f,$n);
			if($ct==0)
				$trns = array(ord(substr($t,1,1)));
			elseif($ct==2)
				$trns = array(ord(substr($t,1,1)), ord(substr($t,3,1)), ord(substr($t,5,1)));
			else
			{
				$pos = strpos($t,chr(0));
				if($pos!==false)
					$trns = array($pos);
			}
			$this-&gt;_readstream($f,4);
		}
		elseif($type==&#039;IDAT&#039;)
		{
			// Read image data block
			$data .= $this-&gt;_readstream($f,$n);
			$this-&gt;_readstream($f,4);
		}
		elseif($type==&#039;IEND&#039;)
			break;
		else
			$this-&gt;_readstream($f,$n+4);
	}
	while($n);

	if($colspace==&#039;Indexed&#039; &amp;&amp; empty($pal))
		$this-&gt;Error(&#039;Missing palette in &#039;.$file);
	$info = array(&#039;w&#039;=&gt;$w, &#039;h&#039;=&gt;$h, &#039;cs&#039;=&gt;$colspace, &#039;bpc&#039;=&gt;$bpc, &#039;f&#039;=&gt;&#039;FlateDecode&#039;, &#039;dp&#039;=&gt;$dp, &#039;pal&#039;=&gt;$pal, &#039;trns&#039;=&gt;$trns);
	if($ct&gt;=4)
	{
		// Extract alpha channel
		if(!function_exists(&#039;gzuncompress&#039;))
			$this-&gt;Error(&#039;Zlib not available, can\&#039;t handle alpha channel: &#039;.$file);
		$data = gzuncompress($data);
		$color = &#039;&#039;;
		$alpha = &#039;&#039;;
		if($ct==4)
		{
			// Gray image
			$len = 2*$w;
			for($i=0;$i&lt;$h;$i++)
			{
				$pos = (1+$len)*$i;
				$color .= $data[$pos];
				$alpha .= $data[$pos];
				$line = substr($data,$pos+1,$len);
				$color .= preg_replace(&#039;/(.)./s&#039;,&#039;$1&#039;,$line);
				$alpha .= preg_replace(&#039;/.(.)/s&#039;,&#039;$1&#039;,$line);
			}
		}
		else
		{
			// RGB image
			$len = 4*$w;
			for($i=0;$i&lt;$h;$i++)
			{
				$pos = (1+$len)*$i;
				$color .= $data[$pos];
				$alpha .= $data[$pos];
				$line = substr($data,$pos+1,$len);
				$color .= preg_replace(&#039;/(.{3})./s&#039;,&#039;$1&#039;,$line);
				$alpha .= preg_replace(&#039;/.{3}(.)/s&#039;,&#039;$1&#039;,$line);
			}
		}
		unset($data);
		$data = gzcompress($color);
		$info[&#039;smask&#039;] = gzcompress($alpha);
		$this-&gt;WithAlpha = true;
		if($this-&gt;PDFVersion&lt;&#039;1.4&#039;)
			$this-&gt;PDFVersion = &#039;1.4&#039;;
	}
	$info[&#039;data&#039;] = $data;
	return $info;
}

protected function _readstream($f, $n)
{
	// Read n bytes from stream
	$res = &#039;&#039;;
	while($n&gt;0 &amp;&amp; !feof($f))
	{
		$s = fread($f,$n);
		if($s===false)
			$this-&gt;Error(&#039;Error while reading stream&#039;);
		$n -= strlen($s);
		$res .= $s;
	}
	if($n&gt;0)
		$this-&gt;Error(&#039;Unexpected end of stream&#039;);
	return $res;
}

protected function _readint($f)
{
	// Read a 4-byte integer from stream
	$a = unpack(&#039;Ni&#039;,$this-&gt;_readstream($f,4));
	return $a[&#039;i&#039;];
}

protected function _parsegif($file)
{
	// Extract info from a GIF file (via PNG conversion)
	if(!function_exists(&#039;imagepng&#039;))
		$this-&gt;Error(&#039;GD extension is required for GIF support&#039;);
	if(!function_exists(&#039;imagecreatefromgif&#039;))
		$this-&gt;Error(&#039;GD has no GIF read support&#039;);
	$im = imagecreatefromgif($file);
	if(!$im)
		$this-&gt;Error(&#039;Missing or incorrect image file: &#039;.$file);
	imageinterlace($im,0);
	ob_start();
	imagepng($im);
	$data = ob_get_clean();
	imagedestroy($im);
	$f = fopen(&#039;php://temp&#039;,&#039;rb+&#039;);
	if(!$f)
		$this-&gt;Error(&#039;Unable to create memory stream&#039;);
	fwrite($f,$data);
	rewind($f);
	$info = $this-&gt;_parsepngstream($f,$file);
	fclose($f);
	return $info;
}

protected function _out($s)
{
	// Add a line to the current page
	if($this-&gt;state==2)
		$this-&gt;pages[$this-&gt;page] .= $s.&quot;\n&quot;;
	elseif($this-&gt;state==0)
		$this-&gt;Error(&#039;No page has been added yet&#039;);
	elseif($this-&gt;state==1)
		$this-&gt;Error(&#039;Invalid call&#039;);
	elseif($this-&gt;state==3)
		$this-&gt;Error(&#039;The document is closed&#039;);
}

protected function _put($s)
{
	// Add a line to the document
	$this-&gt;buffer .= $s.&quot;\n&quot;;
}

protected function _getoffset()
{
	return strlen($this-&gt;buffer);
}

protected function _newobj($n=null)
{
	// Begin a new object
	if($n===null)
		$n = ++$this-&gt;n;
	$this-&gt;offsets[$n] = $this-&gt;_getoffset();
	$this-&gt;_put($n.&#039; 0 obj&#039;);
}

protected function _putstream($data)
{
	$this-&gt;_put(&#039;stream&#039;);
	$this-&gt;_put($data);
	$this-&gt;_put(&#039;endstream&#039;);
}

protected function _putstreamobject($data)
{
	if($this-&gt;compress)
	{
		$entries = &#039;/Filter /FlateDecode &#039;;
		$data = gzcompress($data);
	}
	else
		$entries = &#039;&#039;;
	$entries .= &#039;/Length &#039;.strlen($data);
	$this-&gt;_newobj();
	$this-&gt;_put(&#039;&lt;&lt;&#039;.$entries.&#039;&gt;&gt;&#039;);
	$this-&gt;_putstream($data);
	$this-&gt;_put(&#039;endobj&#039;);
}

protected function _putlinks($n)
{
	foreach($this-&gt;PageLinks[$n] as $pl)
	{
		$this-&gt;_newobj();
		$rect = sprintf(&#039;%.2F %.2F %.2F %.2F&#039;,$pl[0],$pl[1],$pl[0]+$pl[2],$pl[1]-$pl[3]);
		$s = &#039;&lt;&lt;/Type /Annot /Subtype /Link /Rect [&#039;.$rect.&#039;] /Border [0 0 0] &#039;;
		if(is_string($pl[4]))
			$s .= &#039;/A &lt;&lt;/S /URI /URI &#039;.$this-&gt;_textstring($pl[4]).&#039;&gt;&gt;&gt;&gt;&#039;;
		else
		{
			$l = $this-&gt;links[$pl[4]];
			if(isset($this-&gt;PageInfo[$l[0]][&#039;size&#039;]))
				$h = $this-&gt;PageInfo[$l[0]][&#039;size&#039;][1];
			else
				$h = ($this-&gt;DefOrientation==&#039;P&#039;) ? $this-&gt;DefPageSize[1]*$this-&gt;k : $this-&gt;DefPageSize[0]*$this-&gt;k;
			$s .= sprintf(&#039;/Dest [%d 0 R /XYZ 0 %.2F null]&gt;&gt;&#039;,$this-&gt;PageInfo[$l[0]][&#039;n&#039;],$h-$l[1]*$this-&gt;k);
		}
		$this-&gt;_put($s);
		$this-&gt;_put(&#039;endobj&#039;);
	}
}

protected function _putpage($n)
{
	$this-&gt;_newobj();
	$this-&gt;_put(&#039;&lt;&lt;/Type /Page&#039;);
	$this-&gt;_put(&#039;/Parent 1 0 R&#039;);
	if(isset($this-&gt;PageInfo[$n][&#039;size&#039;]))
		$this-&gt;_put(sprintf(&#039;/MediaBox [0 0 %.2F %.2F]&#039;,$this-&gt;PageInfo[$n][&#039;size&#039;][0],$this-&gt;PageInfo[$n][&#039;size&#039;][1]));
	if(isset($this-&gt;PageInfo[$n][&#039;rotation&#039;]))
		$this-&gt;_put(&#039;/Rotate &#039;.$this-&gt;PageInfo[$n][&#039;rotation&#039;]);
	$this-&gt;_put(&#039;/Resources 2 0 R&#039;);
	if(!empty($this-&gt;PageLinks[$n]))
	{
		$s = &#039;/Annots [&#039;;
		foreach($this-&gt;PageLinks[$n] as $pl)
			$s .= $pl[5].&#039; 0 R &#039;;
		$s .= &#039;]&#039;;
		$this-&gt;_put($s);
	}
	if($this-&gt;WithAlpha)
		$this-&gt;_put(&#039;/Group &lt;&lt;/Type /Group /S /Transparency /CS /DeviceRGB&gt;&gt;&#039;);
	$this-&gt;_put(&#039;/Contents &#039;.($this-&gt;n+1).&#039; 0 R&gt;&gt;&#039;);
	$this-&gt;_put(&#039;endobj&#039;);
	// Page content
	if(!empty($this-&gt;AliasNbPages))
		$this-&gt;pages[$n] = str_replace($this-&gt;AliasNbPages,$this-&gt;page,$this-&gt;pages[$n]);
	$this-&gt;_putstreamobject($this-&gt;pages[$n]);
	// Link annotations
	$this-&gt;_putlinks($n);
}

protected function _putpages()
{
	$nb = $this-&gt;page;
	$n = $this-&gt;n;
	for($i=1;$i&lt;=$nb;$i++)
	{
		$this-&gt;PageInfo[$i][&#039;n&#039;] = ++$n;
		$n++;
		foreach($this-&gt;PageLinks[$i] as &amp;$pl)
			$pl[5] = ++$n;
		unset($pl);
	}
	for($i=1;$i&lt;=$nb;$i++)
		$this-&gt;_putpage($i);
	// Pages root
	$this-&gt;_newobj(1);
	$this-&gt;_put(&#039;&lt;&lt;/Type /Pages&#039;);
	$kids = &#039;/Kids [&#039;;
	for($i=1;$i&lt;=$nb;$i++)
		$kids .= $this-&gt;PageInfo[$i][&#039;n&#039;].&#039; 0 R &#039;;
	$kids .= &#039;]&#039;;
	$this-&gt;_put($kids);
	$this-&gt;_put(&#039;/Count &#039;.$nb);
	if($this-&gt;DefOrientation==&#039;P&#039;)
	{
		$w = $this-&gt;DefPageSize[0];
		$h = $this-&gt;DefPageSize[1];
	}
	else
	{
		$w = $this-&gt;DefPageSize[1];
		$h = $this-&gt;DefPageSize[0];
	}
	$this-&gt;_put(sprintf(&#039;/MediaBox [0 0 %.2F %.2F]&#039;,$w*$this-&gt;k,$h*$this-&gt;k));
	$this-&gt;_put(&#039;&gt;&gt;&#039;);
	$this-&gt;_put(&#039;endobj&#039;);
}

protected function _putfonts()
{
	foreach($this-&gt;FontFiles as $file=&gt;$info)
	{
		// Font file embedding
		$this-&gt;_newobj();
		$this-&gt;FontFiles[$file][&#039;n&#039;] = $this-&gt;n;
		$font = file_get_contents($this-&gt;fontpath.$file,true);
		if(!$font)
			$this-&gt;Error(&#039;Font file not found: &#039;.$file);
		$compressed = (substr($file,-2)==&#039;.z&#039;);
		if(!$compressed &amp;&amp; isset($info[&#039;length2&#039;]))
			$font = substr($font,6,$info[&#039;length1&#039;]).substr($font,6+$info[&#039;length1&#039;]+6,$info[&#039;length2&#039;]);
		$this-&gt;_put(&#039;&lt;&lt;/Length &#039;.strlen($font));
		if($compressed)
			$this-&gt;_put(&#039;/Filter /FlateDecode&#039;);
		$this-&gt;_put(&#039;/Length1 &#039;.$info[&#039;length1&#039;]);
		if(isset($info[&#039;length2&#039;]))
			$this-&gt;_put(&#039;/Length2 &#039;.$info[&#039;length2&#039;].&#039; /Length3 0&#039;);
		$this-&gt;_put(&#039;&gt;&gt;&#039;);
		$this-&gt;_putstream($font);
		$this-&gt;_put(&#039;endobj&#039;);
	}
	foreach($this-&gt;fonts as $k=&gt;$font)
	{
		// Encoding
		if(isset($font[&#039;diff&#039;]))
		{
			if(!isset($this-&gt;encodings[$font[&#039;enc&#039;]]))
			{
				$this-&gt;_newobj();
				$this-&gt;_put(&#039;&lt;&lt;/Type /Encoding /BaseEncoding /WinAnsiEncoding /Differences [&#039;.$font[&#039;diff&#039;].&#039;]&gt;&gt;&#039;);
				$this-&gt;_put(&#039;endobj&#039;);
				$this-&gt;encodings[$font[&#039;enc&#039;]] = $this-&gt;n;
			}
		}
		// ToUnicode CMap
		if(isset($font[&#039;uv&#039;]))
		{
			if(isset($font[&#039;enc&#039;]))
				$cmapkey = $font[&#039;enc&#039;];
			else
				$cmapkey = $font[&#039;name&#039;];
			if(!isset($this-&gt;cmaps[$cmapkey]))
			{
				$cmap = $this-&gt;_tounicodecmap($font[&#039;uv&#039;]);
				$this-&gt;_putstreamobject($cmap);
				$this-&gt;cmaps[$cmapkey] = $this-&gt;n;
			}
		}
		// Font object
		$this-&gt;fonts[$k][&#039;n&#039;] = $this-&gt;n+1;
		$type = $font[&#039;type&#039;];
		$name = $font[&#039;name&#039;];
		if($font[&#039;subsetted&#039;])
			$name = &#039;AAAAAA+&#039;.$name;
		if($type==&#039;Core&#039;)
		{
			// Core font
			$this-&gt;_newobj();
			$this-&gt;_put(&#039;&lt;&lt;/Type /Font&#039;);
			$this-&gt;_put(&#039;/BaseFont /&#039;.$name);
			$this-&gt;_put(&#039;/Subtype /Type1&#039;);
			if($name!=&#039;Symbol&#039; &amp;&amp; $name!=&#039;ZapfDingbats&#039;)
				$this-&gt;_put(&#039;/Encoding /WinAnsiEncoding&#039;);
			if(isset($font[&#039;uv&#039;]))
				$this-&gt;_put(&#039;/ToUnicode &#039;.$this-&gt;cmaps[$cmapkey].&#039; 0 R&#039;);
			$this-&gt;_put(&#039;&gt;&gt;&#039;);
			$this-&gt;_put(&#039;endobj&#039;);
		}
		elseif($type==&#039;Type1&#039; || $type==&#039;TrueType&#039;)
		{
			// Additional Type1 or TrueType/OpenType font
			$this-&gt;_newobj();
			$this-&gt;_put(&#039;&lt;&lt;/Type /Font&#039;);
			$this-&gt;_put(&#039;/BaseFont /&#039;.$name);
			$this-&gt;_put(&#039;/Subtype /&#039;.$type);
			$this-&gt;_put(&#039;/FirstChar 32 /LastChar 255&#039;);
			$this-&gt;_put(&#039;/Widths &#039;.($this-&gt;n+1).&#039; 0 R&#039;);
			$this-&gt;_put(&#039;/FontDescriptor &#039;.($this-&gt;n+2).&#039; 0 R&#039;);
			if(isset($font[&#039;diff&#039;]))
				$this-&gt;_put(&#039;/Encoding &#039;.$this-&gt;encodings[$font[&#039;enc&#039;]].&#039; 0 R&#039;);
			else
				$this-&gt;_put(&#039;/Encoding /WinAnsiEncoding&#039;);
			if(isset($font[&#039;uv&#039;]))
				$this-&gt;_put(&#039;/ToUnicode &#039;.$this-&gt;cmaps[$cmapkey].&#039; 0 R&#039;);
			$this-&gt;_put(&#039;&gt;&gt;&#039;);
			$this-&gt;_put(&#039;endobj&#039;);
			// Widths
			$this-&gt;_newobj();
			$cw = $font[&#039;cw&#039;];
			$s = &#039;[&#039;;
			for($i=32;$i&lt;=255;$i++)
				$s .= $cw[chr($i)].&#039; &#039;;
			$this-&gt;_put($s.&#039;]&#039;);
			$this-&gt;_put(&#039;endobj&#039;);
			// Descriptor
			$this-&gt;_newobj();
			$s = &#039;&lt;&lt;/Type /FontDescriptor /FontName /&#039;.$name;
			foreach($font[&#039;desc&#039;] as $k=&gt;$v)
				$s .= &#039; /&#039;.$k.&#039; &#039;.$v;
			if(!empty($font[&#039;file&#039;]))
				$s .= &#039; /FontFile&#039;.($type==&#039;Type1&#039; ? &#039;&#039; : &#039;2&#039;).&#039; &#039;.$this-&gt;FontFiles[$font[&#039;file&#039;]][&#039;n&#039;].&#039; 0 R&#039;;
			$this-&gt;_put($s.&#039;&gt;&gt;&#039;);
			$this-&gt;_put(&#039;endobj&#039;);
		}
		else
		{
			// Allow for additional types
			$mtd = &#039;_put&#039;.strtolower($type);
			if(!method_exists($this,$mtd))
				$this-&gt;Error(&#039;Unsupported font type: &#039;.$type);
			$this-&gt;$mtd($font);
		}
	}
}

protected function _tounicodecmap($uv)
{
	$ranges = &#039;&#039;;
	$nbr = 0;
	$chars = &#039;&#039;;
	$nbc = 0;
	foreach($uv as $c=&gt;$v)
	{
		if(is_array($v))
		{
			$ranges .= sprintf(&quot;&lt;%02X&gt; &lt;%02X&gt; &lt;%04X&gt;\n&quot;,$c,$c+$v[1]-1,$v[0]);
			$nbr++;
		}
		else
		{
			$chars .= sprintf(&quot;&lt;%02X&gt; &lt;%04X&gt;\n&quot;,$c,$v);
			$nbc++;
		}
	}
	$s = &quot;/CIDInit /ProcSet findresource begin\n&quot;;
	$s .= &quot;12 dict begin\n&quot;;
	$s .= &quot;begincmap\n&quot;;
	$s .= &quot;/CIDSystemInfo\n&quot;;
	$s .= &quot;&lt;&lt;/Registry (Adobe)\n&quot;;
	$s .= &quot;/Ordering (UCS)\n&quot;;
	$s .= &quot;/Supplement 0\n&quot;;
	$s .= &quot;&gt;&gt; def\n&quot;;
	$s .= &quot;/CMapName /Adobe-Identity-UCS def\n&quot;;
	$s .= &quot;/CMapType 2 def\n&quot;;
	$s .= &quot;1 begincodespacerange\n&quot;;
	$s .= &quot;&lt;00&gt; &lt;FF&gt;\n&quot;;
	$s .= &quot;endcodespacerange\n&quot;;
	if($nbr&gt;0)
	{
		$s .= &quot;$nbr beginbfrange\n&quot;;
		$s .= $ranges;
		$s .= &quot;endbfrange\n&quot;;
	}
	if($nbc&gt;0)
	{
		$s .= &quot;$nbc beginbfchar\n&quot;;
		$s .= $chars;
		$s .= &quot;endbfchar\n&quot;;
	}
	$s .= &quot;endcmap\n&quot;;
	$s .= &quot;CMapName currentdict /CMap defineresource pop\n&quot;;
	$s .= &quot;end\n&quot;;
	$s .= &quot;end&quot;;
	return $s;
}

protected function _putimages()
{
	foreach(array_keys($this-&gt;images) as $file)
	{
		$this-&gt;_putimage($this-&gt;images[$file]);
		unset($this-&gt;images[$file][&#039;data&#039;]);
		unset($this-&gt;images[$file][&#039;smask&#039;]);
	}
}

protected function _putimage(&amp;$info)
{
	$this-&gt;_newobj();
	$info[&#039;n&#039;] = $this-&gt;n;
	$this-&gt;_put(&#039;&lt;&lt;/Type /XObject&#039;);
	$this-&gt;_put(&#039;/Subtype /Image&#039;);
	$this-&gt;_put(&#039;/Width &#039;.$info[&#039;w&#039;]);
	$this-&gt;_put(&#039;/Height &#039;.$info[&#039;h&#039;]);
	if($info[&#039;cs&#039;]==&#039;Indexed&#039;)
		$this-&gt;_put(&#039;/ColorSpace [/Indexed /DeviceRGB &#039;.(strlen($info[&#039;pal&#039;])/3-1).&#039; &#039;.($this-&gt;n+1).&#039; 0 R]&#039;);
	else
	{
		$this-&gt;_put(&#039;/ColorSpace /&#039;.$info[&#039;cs&#039;]);
		if($info[&#039;cs&#039;]==&#039;DeviceCMYK&#039;)
			$this-&gt;_put(&#039;/Decode [1 0 1 0 1 0 1 0]&#039;);
	}
	$this-&gt;_put(&#039;/BitsPerComponent &#039;.$info[&#039;bpc&#039;]);
	if(isset($info[&#039;f&#039;]))
		$this-&gt;_put(&#039;/Filter /&#039;.$info[&#039;f&#039;]);
	if(isset($info[&#039;dp&#039;]))
		$this-&gt;_put(&#039;/DecodeParms &lt;&lt;&#039;.$info[&#039;dp&#039;].&#039;&gt;&gt;&#039;);
	if(isset($info[&#039;trns&#039;]) &amp;&amp; is_array($info[&#039;trns&#039;]))
	{
		$trns = &#039;&#039;;
		for($i=0;$i&lt;count($info[&#039;trns&#039;]);$i++)
			$trns .= $info[&#039;trns&#039;][$i].&#039; &#039;.$info[&#039;trns&#039;][$i].&#039; &#039;;
		$this-&gt;_put(&#039;/Mask [&#039;.$trns.&#039;]&#039;);
	}
	if(isset($info[&#039;smask&#039;]))
		$this-&gt;_put(&#039;/SMask &#039;.($this-&gt;n+1).&#039; 0 R&#039;);
	$this-&gt;_put(&#039;/Length &#039;.strlen($info[&#039;data&#039;]).&#039;&gt;&gt;&#039;);
	$this-&gt;_putstream($info[&#039;data&#039;]);
	$this-&gt;_put(&#039;endobj&#039;);
	// Soft mask
	if(isset($info[&#039;smask&#039;]))
	{
		$dp = &#039;/Predictor 15 /Colors 1 /BitsPerComponent 8 /Columns &#039;.$info[&#039;w&#039;];
		$smask = array(&#039;w&#039;=&gt;$info[&#039;w&#039;], &#039;h&#039;=&gt;$info[&#039;h&#039;], &#039;cs&#039;=&gt;&#039;DeviceGray&#039;, &#039;bpc&#039;=&gt;8, &#039;f&#039;=&gt;$info[&#039;f&#039;], &#039;dp&#039;=&gt;$dp, &#039;data&#039;=&gt;$info[&#039;smask&#039;]);
		$this-&gt;_putimage($smask);
	}
	// Palette
	if($info[&#039;cs&#039;]==&#039;Indexed&#039;)
		$this-&gt;_putstreamobject($info[&#039;pal&#039;]);
}

protected function _putxobjectdict()
{
	foreach($this-&gt;images as $image)
		$this-&gt;_put(&#039;/I&#039;.$image[&#039;i&#039;].&#039; &#039;.$image[&#039;n&#039;].&#039; 0 R&#039;);
}

protected function _putresourcedict()
{
	$this-&gt;_put(&#039;/ProcSet [/PDF /Text /ImageB /ImageC /ImageI]&#039;);
	$this-&gt;_put(&#039;/Font &lt;&lt;&#039;);
	foreach($this-&gt;fonts as $font)
		$this-&gt;_put(&#039;/F&#039;.$font[&#039;i&#039;].&#039; &#039;.$font[&#039;n&#039;].&#039; 0 R&#039;);
	$this-&gt;_put(&#039;&gt;&gt;&#039;);
	$this-&gt;_put(&#039;/XObject &lt;&lt;&#039;);
	$this-&gt;_putxobjectdict();
	$this-&gt;_put(&#039;&gt;&gt;&#039;);
}

protected function _putresources()
{
	$this-&gt;_putfonts();
	$this-&gt;_putimages();
	// Resource dictionary
	$this-&gt;_newobj(2);
	$this-&gt;_put(&#039;&lt;&lt;&#039;);
	$this-&gt;_putresourcedict();
	$this-&gt;_put(&#039;&gt;&gt;&#039;);
	$this-&gt;_put(&#039;endobj&#039;);
}

protected function _putinfo()
{
	$date = @date(&#039;YmdHisO&#039;, $this-&gt;CreationDate);
	$this-&gt;metadata[&#039;CreationDate&#039;] = &#039;D:&#039;.substr($date,0,-2).&quot;&#039;&quot;.substr($date,-2).&quot;&#039;&quot;;
	foreach($this-&gt;metadata as $key=&gt;$value)
		$this-&gt;_put(&#039;/&#039;.$key.&#039; &#039;.$this-&gt;_textstring($value));
}

protected function _putcatalog()
{
	$n = $this-&gt;PageInfo[1][&#039;n&#039;];
	$this-&gt;_put(&#039;/Type /Catalog&#039;);
	$this-&gt;_put(&#039;/Pages 1 0 R&#039;);
	if($this-&gt;ZoomMode==&#039;fullpage&#039;)
		$this-&gt;_put(&#039;/OpenAction [&#039;.$n.&#039; 0 R /Fit]&#039;);
	elseif($this-&gt;ZoomMode==&#039;fullwidth&#039;)
		$this-&gt;_put(&#039;/OpenAction [&#039;.$n.&#039; 0 R /FitH null]&#039;);
	elseif($this-&gt;ZoomMode==&#039;real&#039;)
		$this-&gt;_put(&#039;/OpenAction [&#039;.$n.&#039; 0 R /XYZ null null 1]&#039;);
	elseif(!is_string($this-&gt;ZoomMode))
		$this-&gt;_put(&#039;/OpenAction [&#039;.$n.&#039; 0 R /XYZ null null &#039;.sprintf(&#039;%.2F&#039;,$this-&gt;ZoomMode/100).&#039;]&#039;);
	if($this-&gt;LayoutMode==&#039;single&#039;)
		$this-&gt;_put(&#039;/PageLayout /SinglePage&#039;);
	elseif($this-&gt;LayoutMode==&#039;continuous&#039;)
		$this-&gt;_put(&#039;/PageLayout /OneColumn&#039;);
	elseif($this-&gt;LayoutMode==&#039;two&#039;)
		$this-&gt;_put(&#039;/PageLayout /TwoColumnLeft&#039;);
}

protected function _putheader()
{
	$this-&gt;_put(&#039;%PDF-&#039;.$this-&gt;PDFVersion);
}

protected function _puttrailer()
{
	$this-&gt;_put(&#039;/Size &#039;.($this-&gt;n+1));
	$this-&gt;_put(&#039;/Root &#039;.$this-&gt;n.&#039; 0 R&#039;);
	$this-&gt;_put(&#039;/Info &#039;.($this-&gt;n-1).&#039; 0 R&#039;);
}

protected function _enddoc()
{
	$this-&gt;_putheader();
	$this-&gt;_putpages();
	$this-&gt;_putresources();
	// Info
	$this-&gt;_newobj();
	$this-&gt;_put(&#039;&lt;&lt;&#039;);
	$this-&gt;_putinfo();
	$this-&gt;_put(&#039;&gt;&gt;&#039;);
	$this-&gt;_put(&#039;endobj&#039;);
	// Catalog
	$this-&gt;_newobj();
	$this-&gt;_put(&#039;&lt;&lt;&#039;);
	$this-&gt;_putcatalog();
	$this-&gt;_put(&#039;&gt;&gt;&#039;);
	$this-&gt;_put(&#039;endobj&#039;);
	// Cross-ref
	$offset = $this-&gt;_getoffset();
	$this-&gt;_put(&#039;xref&#039;);
	$this-&gt;_put(&#039;0 &#039;.($this-&gt;n+1));
	$this-&gt;_put(&#039;0000000000 65535 f &#039;);
	for($i=1;$i&lt;=$this-&gt;n;$i++)
		$this-&gt;_put(sprintf(&#039;%010d 00000 n &#039;,$this-&gt;offsets[$i]));
	// Trailer
	$this-&gt;_put(&#039;trailer&#039;);
	$this-&gt;_put(&#039;&lt;&lt;&#039;);
	$this-&gt;_puttrailer();
	$this-&gt;_put(&#039;&gt;&gt;&#039;);
	$this-&gt;_put(&#039;startxref&#039;);
	$this-&gt;_put($offset);
	$this-&gt;_put(&#039;%%EOF&#039;);
	$this-&gt;state = 3;
	$this-&gt;CreationDate = time();
}
}
?&gt;
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