Project import generated by Copybara.
GitOrigin-RevId: 63746295f1a5ab5a619056791995793d65529e62
diff --git a/src/lib/fpdf/fpdf.php b/src/lib/fpdf/fpdf.php
new file mode 100644
index 0000000..ebee958
--- /dev/null
+++ b/src/lib/fpdf/fpdf.php
@@ -0,0 +1,1934 @@
+<?php
+/*******************************************************************************
+* FPDF *
+* *
+* Version: 1.86 *
+* Date: 2023-06-25 *
+* Author: Olivier PLATHEY *
+*******************************************************************************/
+
+class FPDF
+{
+const VERSION = '1.86';
+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; // directory 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='P', $unit='mm', $size='A4')
+{
+ // Initialization of properties
+ $this->state = 0;
+ $this->page = 0;
+ $this->n = 2;
+ $this->buffer = '';
+ $this->pages = array();
+ $this->PageInfo = array();
+ $this->fonts = array();
+ $this->FontFiles = array();
+ $this->encodings = array();
+ $this->cmaps = array();
+ $this->images = array();
+ $this->links = array();
+ $this->InHeader = false;
+ $this->InFooter = false;
+ $this->lasth = 0;
+ $this->FontFamily = '';
+ $this->FontStyle = '';
+ $this->FontSizePt = 12;
+ $this->underline = false;
+ $this->DrawColor = '0 G';
+ $this->FillColor = '0 g';
+ $this->TextColor = '0 g';
+ $this->ColorFlag = false;
+ $this->WithAlpha = false;
+ $this->ws = 0;
+ $this->iconv = function_exists('iconv');
+ // Font path
+ if(defined('FPDF_FONTPATH'))
+ $this->fontpath = FPDF_FONTPATH;
+ else
+ $this->fontpath = dirname(__FILE__).'/font/';
+ // Core fonts
+ $this->CoreFonts = array('courier', 'helvetica', 'times', 'symbol', 'zapfdingbats');
+ // Scale factor
+ if($unit=='pt')
+ $this->k = 1;
+ elseif($unit=='mm')
+ $this->k = 72/25.4;
+ elseif($unit=='cm')
+ $this->k = 72/2.54;
+ elseif($unit=='in')
+ $this->k = 72;
+ else
+ $this->Error('Incorrect unit: '.$unit);
+ // Page sizes
+ $this->StdPageSizes = array('a3'=>array(841.89,1190.55), 'a4'=>array(595.28,841.89), 'a5'=>array(420.94,595.28),
+ 'letter'=>array(612,792), 'legal'=>array(612,1008));
+ $size = $this->_getpagesize($size);
+ $this->DefPageSize = $size;
+ $this->CurPageSize = $size;
+ // Page orientation
+ $orientation = strtolower($orientation);
+ if($orientation=='p' || $orientation=='portrait')
+ {
+ $this->DefOrientation = 'P';
+ $this->w = $size[0];
+ $this->h = $size[1];
+ }
+ elseif($orientation=='l' || $orientation=='landscape')
+ {
+ $this->DefOrientation = 'L';
+ $this->w = $size[1];
+ $this->h = $size[0];
+ }
+ else
+ $this->Error('Incorrect orientation: '.$orientation);
+ $this->CurOrientation = $this->DefOrientation;
+ $this->wPt = $this->w*$this->k;
+ $this->hPt = $this->h*$this->k;
+ // Page rotation
+ $this->CurRotation = 0;
+ // Page margins (1 cm)
+ $margin = 28.35/$this->k;
+ $this->SetMargins($margin,$margin);
+ // Interior cell margin (1 mm)
+ $this->cMargin = $margin/10;
+ // Line width (0.2 mm)
+ $this->LineWidth = .567/$this->k;
+ // Automatic page break
+ $this->SetAutoPageBreak(true,2*$margin);
+ // Default display mode
+ $this->SetDisplayMode('default');
+ // Enable compression
+ $this->SetCompression(true);
+ // Metadata
+ $this->metadata = array('Producer'=>'FPDF '.self::VERSION);
+ // Set default PDF version number
+ $this->PDFVersion = '1.3';
+}
+
+function SetMargins($left, $top, $right=null)
+{
+ // Set left, top and right margins
+ $this->lMargin = $left;
+ $this->tMargin = $top;
+ if($right===null)
+ $right = $left;
+ $this->rMargin = $right;
+}
+
+function SetLeftMargin($margin)
+{
+ // Set left margin
+ $this->lMargin = $margin;
+ if($this->page>0 && $this->x<$margin)
+ $this->x = $margin;
+}
+
+function SetTopMargin($margin)
+{
+ // Set top margin
+ $this->tMargin = $margin;
+}
+
+function SetRightMargin($margin)
+{
+ // Set right margin
+ $this->rMargin = $margin;
+}
+
+function SetAutoPageBreak($auto, $margin=0)
+{
+ // Set auto page break mode and triggering margin
+ $this->AutoPageBreak = $auto;
+ $this->bMargin = $margin;
+ $this->PageBreakTrigger = $this->h-$margin;
+}
+
+function SetDisplayMode($zoom, $layout='default')
+{
+ // Set display mode in viewer
+ if($zoom=='fullpage' || $zoom=='fullwidth' || $zoom=='real' || $zoom=='default' || !is_string($zoom))
+ $this->ZoomMode = $zoom;
+ else
+ $this->Error('Incorrect zoom display mode: '.$zoom);
+ if($layout=='single' || $layout=='continuous' || $layout=='two' || $layout=='default')
+ $this->LayoutMode = $layout;
+ else
+ $this->Error('Incorrect layout display mode: '.$layout);
+}
+
+function SetCompression($compress)
+{
+ // Set page compression
+ if(function_exists('gzcompress'))
+ $this->compress = $compress;
+ else
+ $this->compress = false;
+}
+
+function SetTitle($title, $isUTF8=false)
+{
+ // Title of document
+ $this->metadata['Title'] = $isUTF8 ? $title : $this->_UTF8encode($title);
+}
+
+function SetAuthor($author, $isUTF8=false)
+{
+ // Author of document
+ $this->metadata['Author'] = $isUTF8 ? $author : $this->_UTF8encode($author);
+}
+
+function SetSubject($subject, $isUTF8=false)
+{
+ // Subject of document
+ $this->metadata['Subject'] = $isUTF8 ? $subject : $this->_UTF8encode($subject);
+}
+
+function SetKeywords($keywords, $isUTF8=false)
+{
+ // Keywords of document
+ $this->metadata['Keywords'] = $isUTF8 ? $keywords : $this->_UTF8encode($keywords);
+}
+
+function SetCreator($creator, $isUTF8=false)
+{
+ // Creator of document
+ $this->metadata['Creator'] = $isUTF8 ? $creator : $this->_UTF8encode($creator);
+}
+
+function AliasNbPages($alias='{nb}')
+{
+ // Define an alias for total number of pages
+ $this->AliasNbPages = $alias;
+}
+
+function Error($msg)
+{
+ // Fatal error
+ throw new Exception('FPDF error: '.$msg);
+}
+
+function Close()
+{
+ // Terminate document
+ if($this->state==3)
+ return;
+ if($this->page==0)
+ $this->AddPage();
+ // Page footer
+ $this->InFooter = true;
+ $this->Footer();
+ $this->InFooter = false;
+ // Close page
+ $this->_endpage();
+ // Close document
+ $this->_enddoc();
+}
+
+function AddPage($orientation='', $size='', $rotation=0)
+{
+ // Start a new page
+ if($this->state==3)
+ $this->Error('The document is closed');
+ $family = $this->FontFamily;
+ $style = $this->FontStyle.($this->underline ? 'U' : '');
+ $fontsize = $this->FontSizePt;
+ $lw = $this->LineWidth;
+ $dc = $this->DrawColor;
+ $fc = $this->FillColor;
+ $tc = $this->TextColor;
+ $cf = $this->ColorFlag;
+ if($this->page>0)
+ {
+ // Page footer
+ $this->InFooter = true;
+ $this->Footer();
+ $this->InFooter = false;
+ // Close page
+ $this->_endpage();
+ }
+ // Start new page
+ $this->_beginpage($orientation,$size,$rotation);
+ // Set line cap style to square
+ $this->_out('2 J');
+ // Set line width
+ $this->LineWidth = $lw;
+ $this->_out(sprintf('%.2F w',$lw*$this->k));
+ // Set font
+ if($family)
+ $this->SetFont($family,$style,$fontsize);
+ // Set colors
+ $this->DrawColor = $dc;
+ if($dc!='0 G')
+ $this->_out($dc);
+ $this->FillColor = $fc;
+ if($fc!='0 g')
+ $this->_out($fc);
+ $this->TextColor = $tc;
+ $this->ColorFlag = $cf;
+ // Page header
+ $this->InHeader = true;
+ $this->Header();
+ $this->InHeader = false;
+ // Restore line width
+ if($this->LineWidth!=$lw)
+ {
+ $this->LineWidth = $lw;
+ $this->_out(sprintf('%.2F w',$lw*$this->k));
+ }
+ // Restore font
+ if($family)
+ $this->SetFont($family,$style,$fontsize);
+ // Restore colors
+ if($this->DrawColor!=$dc)
+ {
+ $this->DrawColor = $dc;
+ $this->_out($dc);
+ }
+ if($this->FillColor!=$fc)
+ {
+ $this->FillColor = $fc;
+ $this->_out($fc);
+ }
+ $this->TextColor = $tc;
+ $this->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 $this->page;
+}
+
+function SetDrawColor($r, $g=null, $b=null)
+{
+ // Set color for all stroking operations
+ if(($r==0 && $g==0 && $b==0) || $g===null)
+ $this->DrawColor = sprintf('%.3F G',$r/255);
+ else
+ $this->DrawColor = sprintf('%.3F %.3F %.3F RG',$r/255,$g/255,$b/255);
+ if($this->page>0)
+ $this->_out($this->DrawColor);
+}
+
+function SetFillColor($r, $g=null, $b=null)
+{
+ // Set color for all filling operations
+ if(($r==0 && $g==0 && $b==0) || $g===null)
+ $this->FillColor = sprintf('%.3F g',$r/255);
+ else
+ $this->FillColor = sprintf('%.3F %.3F %.3F rg',$r/255,$g/255,$b/255);
+ $this->ColorFlag = ($this->FillColor!=$this->TextColor);
+ if($this->page>0)
+ $this->_out($this->FillColor);
+}
+
+function SetTextColor($r, $g=null, $b=null)
+{
+ // Set color for text
+ if(($r==0 && $g==0 && $b==0) || $g===null)
+ $this->TextColor = sprintf('%.3F g',$r/255);
+ else
+ $this->TextColor = sprintf('%.3F %.3F %.3F rg',$r/255,$g/255,$b/255);
+ $this->ColorFlag = ($this->FillColor!=$this->TextColor);
+}
+
+function GetStringWidth($s)
+{
+ // Get width of a string in the current font
+ $cw = $this->CurrentFont['cw'];
+ $w = 0;
+ $s = (string)$s;
+ $l = strlen($s);
+ for($i=0;$i<$l;$i++)
+ $w += $cw[$s[$i]];
+ return $w*$this->FontSize/1000;
+}
+
+function SetLineWidth($width)
+{
+ // Set line width
+ $this->LineWidth = $width;
+ if($this->page>0)
+ $this->_out(sprintf('%.2F w',$width*$this->k));
+}
+
+function Line($x1, $y1, $x2, $y2)
+{
+ // Draw a line
+ $this->_out(sprintf('%.2F %.2F m %.2F %.2F l S',$x1*$this->k,($this->h-$y1)*$this->k,$x2*$this->k,($this->h-$y2)*$this->k));
+}
+
+function Rect($x, $y, $w, $h, $style='')
+{
+ // Draw a rectangle
+ if($style=='F')
+ $op = 'f';
+ elseif($style=='FD' || $style=='DF')
+ $op = 'B';
+ else
+ $op = 'S';
+ $this->_out(sprintf('%.2F %.2F %.2F %.2F re %s',$x*$this->k,($this->h-$y)*$this->k,$w*$this->k,-$h*$this->k,$op));
+}
+
+function AddFont($family, $style='', $file='', $dir='')
+{
+ // Add a TrueType, OpenType or Type1 font
+ $family = strtolower($family);
+ if($file=='')
+ $file = str_replace(' ','',$family).strtolower($style).'.php';
+ $style = strtoupper($style);
+ if($style=='IB')
+ $style = 'BI';
+ $fontkey = $family.$style;
+ if(isset($this->fonts[$fontkey]))
+ return;
+ if(strpos($file,'/')!==false || strpos($file,"\\")!==false)
+ $this->Error('Incorrect font definition file name: '.$file);
+ if($dir=='')
+ $dir = $this->fontpath;
+ if(substr($dir,-1)!='/' && substr($dir,-1)!='\\')
+ $dir .= '/';
+ $info = $this->_loadfont($dir.$file);
+ $info['i'] = count($this->fonts)+1;
+ if(!empty($info['file']))
+ {
+ // Embedded font
+ $info['file'] = $dir.$info['file'];
+ if($info['type']=='TrueType')
+ $this->FontFiles[$info['file']] = array('length1'=>$info['originalsize']);
+ else
+ $this->FontFiles[$info['file']] = array('length1'=>$info['size1'], 'length2'=>$info['size2']);
+ }
+ $this->fonts[$fontkey] = $info;
+}
+
+function SetFont($family, $style='', $size=0)
+{
+ // Select a font; size given in points
+ if($family=='')
+ $family = $this->FontFamily;
+ else
+ $family = strtolower($family);
+ $style = strtoupper($style);
+ if(strpos($style,'U')!==false)
+ {
+ $this->underline = true;
+ $style = str_replace('U','',$style);
+ }
+ else
+ $this->underline = false;
+ if($style=='IB')
+ $style = 'BI';
+ if($size==0)
+ $size = $this->FontSizePt;
+ // Test if font is already selected
+ if($this->FontFamily==$family && $this->FontStyle==$style && $this->FontSizePt==$size)
+ return;
+ // Test if font is already loaded
+ $fontkey = $family.$style;
+ if(!isset($this->fonts[$fontkey]))
+ {
+ // Test if one of the core fonts
+ if($family=='arial')
+ $family = 'helvetica';
+ if(in_array($family,$this->CoreFonts))
+ {
+ if($family=='symbol' || $family=='zapfdingbats')
+ $style = '';
+ $fontkey = $family.$style;
+ if(!isset($this->fonts[$fontkey]))
+ $this->AddFont($family,$style);
+ }
+ else
+ $this->Error('Undefined font: '.$family.' '.$style);
+ }
+ // Select it
+ $this->FontFamily = $family;
+ $this->FontStyle = $style;
+ $this->FontSizePt = $size;
+ $this->FontSize = $size/$this->k;
+ $this->CurrentFont = $this->fonts[$fontkey];
+ if($this->page>0)
+ $this->_out(sprintf('BT /F%d %.2F Tf ET',$this->CurrentFont['i'],$this->FontSizePt));
+}
+
+function SetFontSize($size)
+{
+ // Set font size in points
+ if($this->FontSizePt==$size)
+ return;
+ $this->FontSizePt = $size;
+ $this->FontSize = $size/$this->k;
+ if($this->page>0 && isset($this->CurrentFont))
+ $this->_out(sprintf('BT /F%d %.2F Tf ET',$this->CurrentFont['i'],$this->FontSizePt));
+}
+
+function AddLink()
+{
+ // Create a new internal link
+ $n = count($this->links)+1;
+ $this->links[$n] = array(0, 0);
+ return $n;
+}
+
+function SetLink($link, $y=0, $page=-1)
+{
+ // Set destination of internal link
+ if($y==-1)
+ $y = $this->y;
+ if($page==-1)
+ $page = $this->page;
+ $this->links[$link] = array($page, $y);
+}
+
+function Link($x, $y, $w, $h, $link)
+{
+ // Put a link on the page
+ $this->PageLinks[$this->page][] = array($x*$this->k, $this->hPt-$y*$this->k, $w*$this->k, $h*$this->k, $link);
+}
+
+function Text($x, $y, $txt)
+{
+ // Output a string
+ if(!isset($this->CurrentFont))
+ $this->Error('No font has been set');
+ $txt = (string)$txt;
+ $s = sprintf('BT %.2F %.2F Td (%s) Tj ET',$x*$this->k,($this->h-$y)*$this->k,$this->_escape($txt));
+ if($this->underline && $txt!=='')
+ $s .= ' '.$this->_dounderline($x,$y,$txt);
+ if($this->ColorFlag)
+ $s = 'q '.$this->TextColor.' '.$s.' Q';
+ $this->_out($s);
+}
+
+function AcceptPageBreak()
+{
+ // Accept automatic page break or not
+ return $this->AutoPageBreak;
+}
+
+function Cell($w, $h=0, $txt='', $border=0, $ln=0, $align='', $fill=false, $link='')
+{
+ // Output a cell
+ $k = $this->k;
+ if($this->y+$h>$this->PageBreakTrigger && !$this->InHeader && !$this->InFooter && $this->AcceptPageBreak())
+ {
+ // Automatic page break
+ $x = $this->x;
+ $ws = $this->ws;
+ if($ws>0)
+ {
+ $this->ws = 0;
+ $this->_out('0 Tw');
+ }
+ $this->AddPage($this->CurOrientation,$this->CurPageSize,$this->CurRotation);
+ $this->x = $x;
+ if($ws>0)
+ {
+ $this->ws = $ws;
+ $this->_out(sprintf('%.3F Tw',$ws*$k));
+ }
+ }
+ if($w==0)
+ $w = $this->w-$this->rMargin-$this->x;
+ $s = '';
+ if($fill || $border==1)
+ {
+ if($fill)
+ $op = ($border==1) ? 'B' : 'f';
+ else
+ $op = 'S';
+ $s = sprintf('%.2F %.2F %.2F %.2F re %s ',$this->x*$k,($this->h-$this->y)*$k,$w*$k,-$h*$k,$op);
+ }
+ if(is_string($border))
+ {
+ $x = $this->x;
+ $y = $this->y;
+ if(strpos($border,'L')!==false)
+ $s .= sprintf('%.2F %.2F m %.2F %.2F l S ',$x*$k,($this->h-$y)*$k,$x*$k,($this->h-($y+$h))*$k);
+ if(strpos($border,'T')!==false)
+ $s .= sprintf('%.2F %.2F m %.2F %.2F l S ',$x*$k,($this->h-$y)*$k,($x+$w)*$k,($this->h-$y)*$k);
+ if(strpos($border,'R')!==false)
+ $s .= sprintf('%.2F %.2F m %.2F %.2F l S ',($x+$w)*$k,($this->h-$y)*$k,($x+$w)*$k,($this->h-($y+$h))*$k);
+ if(strpos($border,'B')!==false)
+ $s .= sprintf('%.2F %.2F m %.2F %.2F l S ',$x*$k,($this->h-($y+$h))*$k,($x+$w)*$k,($this->h-($y+$h))*$k);
+ }
+ $txt = (string)$txt;
+ if($txt!=='')
+ {
+ if(!isset($this->CurrentFont))
+ $this->Error('No font has been set');
+ if($align=='R')
+ $dx = $w-$this->cMargin-$this->GetStringWidth($txt);
+ elseif($align=='C')
+ $dx = ($w-$this->GetStringWidth($txt))/2;
+ else
+ $dx = $this->cMargin;
+ if($this->ColorFlag)
+ $s .= 'q '.$this->TextColor.' ';
+ $s .= sprintf('BT %.2F %.2F Td (%s) Tj ET',($this->x+$dx)*$k,($this->h-($this->y+.5*$h+.3*$this->FontSize))*$k,$this->_escape($txt));
+ if($this->underline)
+ $s .= ' '.$this->_dounderline($this->x+$dx,$this->y+.5*$h+.3*$this->FontSize,$txt);
+ if($this->ColorFlag)
+ $s .= ' Q';
+ if($link)
+ $this->Link($this->x+$dx,$this->y+.5*$h-.5*$this->FontSize,$this->GetStringWidth($txt),$this->FontSize,$link);
+ }
+ if($s)
+ $this->_out($s);
+ $this->lasth = $h;
+ if($ln>0)
+ {
+ // Go to next line
+ $this->y += $h;
+ if($ln==1)
+ $this->x = $this->lMargin;
+ }
+ else
+ $this->x += $w;
+}
+
+function MultiCell($w, $h, $txt, $border=0, $align='J', $fill=false)
+{
+ // Output text with automatic or explicit line breaks
+ if(!isset($this->CurrentFont))
+ $this->Error('No font has been set');
+ $cw = $this->CurrentFont['cw'];
+ if($w==0)
+ $w = $this->w-$this->rMargin-$this->x;
+ $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize;
+ $s = str_replace("\r",'',(string)$txt);
+ $nb = strlen($s);
+ if($nb>0 && $s[$nb-1]=="\n")
+ $nb--;
+ $b = 0;
+ if($border)
+ {
+ if($border==1)
+ {
+ $border = 'LTRB';
+ $b = 'LRT';
+ $b2 = 'LR';
+ }
+ else
+ {
+ $b2 = '';
+ if(strpos($border,'L')!==false)
+ $b2 .= 'L';
+ if(strpos($border,'R')!==false)
+ $b2 .= 'R';
+ $b = (strpos($border,'T')!==false) ? $b2.'T' : $b2;
+ }
+ }
+ $sep = -1;
+ $i = 0;
+ $j = 0;
+ $l = 0;
+ $ns = 0;
+ $nl = 1;
+ while($i<$nb)
+ {
+ // Get next character
+ $c = $s[$i];
+ if($c=="\n")
+ {
+ // Explicit line break
+ if($this->ws>0)
+ {
+ $this->ws = 0;
+ $this->_out('0 Tw');
+ }
+ $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill);
+ $i++;
+ $sep = -1;
+ $j = $i;
+ $l = 0;
+ $ns = 0;
+ $nl++;
+ if($border && $nl==2)
+ $b = $b2;
+ continue;
+ }
+ if($c==' ')
+ {
+ $sep = $i;
+ $ls = $l;
+ $ns++;
+ }
+ $l += $cw[$c];
+ if($l>$wmax)
+ {
+ // Automatic line break
+ if($sep==-1)
+ {
+ if($i==$j)
+ $i++;
+ if($this->ws>0)
+ {
+ $this->ws = 0;
+ $this->_out('0 Tw');
+ }
+ $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill);
+ }
+ else
+ {
+ if($align=='J')
+ {
+ $this->ws = ($ns>1) ? ($wmax-$ls)/1000*$this->FontSize/($ns-1) : 0;
+ $this->_out(sprintf('%.3F Tw',$this->ws*$this->k));
+ }
+ $this->Cell($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 && $nl==2)
+ $b = $b2;
+ }
+ else
+ $i++;
+ }
+ // Last chunk
+ if($this->ws>0)
+ {
+ $this->ws = 0;
+ $this->_out('0 Tw');
+ }
+ if($border && strpos($border,'B')!==false)
+ $b .= 'B';
+ $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill);
+ $this->x = $this->lMargin;
+}
+
+function Write($h, $txt, $link='')
+{
+ // Output text in flowing mode
+ if(!isset($this->CurrentFont))
+ $this->Error('No font has been set');
+ $cw = $this->CurrentFont['cw'];
+ $w = $this->w-$this->rMargin-$this->x;
+ $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize;
+ $s = str_replace("\r",'',(string)$txt);
+ $nb = strlen($s);
+ $sep = -1;
+ $i = 0;
+ $j = 0;
+ $l = 0;
+ $nl = 1;
+ while($i<$nb)
+ {
+ // Get next character
+ $c = $s[$i];
+ if($c=="\n")
+ {
+ // Explicit line break
+ $this->Cell($w,$h,substr($s,$j,$i-$j),0,2,'',false,$link);
+ $i++;
+ $sep = -1;
+ $j = $i;
+ $l = 0;
+ if($nl==1)
+ {
+ $this->x = $this->lMargin;
+ $w = $this->w-$this->rMargin-$this->x;
+ $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize;
+ }
+ $nl++;
+ continue;
+ }
+ if($c==' ')
+ $sep = $i;
+ $l += $cw[$c];
+ if($l>$wmax)
+ {
+ // Automatic line break
+ if($sep==-1)
+ {
+ if($this->x>$this->lMargin)
+ {
+ // Move to next line
+ $this->x = $this->lMargin;
+ $this->y += $h;
+ $w = $this->w-$this->rMargin-$this->x;
+ $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize;
+ $i++;
+ $nl++;
+ continue;
+ }
+ if($i==$j)
+ $i++;
+ $this->Cell($w,$h,substr($s,$j,$i-$j),0,2,'',false,$link);
+ }
+ else
+ {
+ $this->Cell($w,$h,substr($s,$j,$sep-$j),0,2,'',false,$link);
+ $i = $sep+1;
+ }
+ $sep = -1;
+ $j = $i;
+ $l = 0;
+ if($nl==1)
+ {
+ $this->x = $this->lMargin;
+ $w = $this->w-$this->rMargin-$this->x;
+ $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize;
+ }
+ $nl++;
+ }
+ else
+ $i++;
+ }
+ // Last chunk
+ if($i!=$j)
+ $this->Cell($l/1000*$this->FontSize,$h,substr($s,$j),0,0,'',false,$link);
+}
+
+function Ln($h=null)
+{
+ // Line feed; default value is the last cell height
+ $this->x = $this->lMargin;
+ if($h===null)
+ $this->y += $this->lasth;
+ else
+ $this->y += $h;
+}
+
+function Image($file, $x=null, $y=null, $w=0, $h=0, $type='', $link='')
+{
+ // Put an image on the page
+ if($file=='')
+ $this->Error('Image file name is empty');
+ if(!isset($this->images[$file]))
+ {
+ // First use of this image, get info
+ if($type=='')
+ {
+ $pos = strrpos($file,'.');
+ if(!$pos)
+ $this->Error('Image file has no extension and no type was specified: '.$file);
+ $type = substr($file,$pos+1);
+ }
+ $type = strtolower($type);
+ if($type=='jpeg')
+ $type = 'jpg';
+ $mtd = '_parse'.$type;
+ if(!method_exists($this,$mtd))
+ $this->Error('Unsupported image type: '.$type);
+ $info = $this->$mtd($file);
+ $info['i'] = count($this->images)+1;
+ $this->images[$file] = $info;
+ }
+ else
+ $info = $this->images[$file];
+
+ // Automatic width and height calculation if needed
+ if($w==0 && $h==0)
+ {
+ // Put image at 96 dpi
+ $w = -96;
+ $h = -96;
+ }
+ if($w<0)
+ $w = -$info['w']*72/$w/$this->k;
+ if($h<0)
+ $h = -$info['h']*72/$h/$this->k;
+ if($w==0)
+ $w = $h*$info['w']/$info['h'];
+ if($h==0)
+ $h = $w*$info['h']/$info['w'];
+
+ // Flowing mode
+ if($y===null)
+ {
+ if($this->y+$h>$this->PageBreakTrigger && !$this->InHeader && !$this->InFooter && $this->AcceptPageBreak())
+ {
+ // Automatic page break
+ $x2 = $this->x;
+ $this->AddPage($this->CurOrientation,$this->CurPageSize,$this->CurRotation);
+ $this->x = $x2;
+ }
+ $y = $this->y;
+ $this->y += $h;
+ }
+
+ if($x===null)
+ $x = $this->x;
+ $this->_out(sprintf('q %.2F 0 0 %.2F %.2F %.2F cm /I%d Do Q',$w*$this->k,$h*$this->k,$x*$this->k,($this->h-($y+$h))*$this->k,$info['i']));
+ if($link)
+ $this->Link($x,$y,$w,$h,$link);
+}
+
+function GetPageWidth()
+{
+ // Get current page width
+ return $this->w;
+}
+
+function GetPageHeight()
+{
+ // Get current page height
+ return $this->h;
+}
+
+function GetX()
+{
+ // Get x position
+ return $this->x;
+}
+
+function SetX($x)
+{
+ // Set x position
+ if($x>=0)
+ $this->x = $x;
+ else
+ $this->x = $this->w+$x;
+}
+
+function GetY()
+{
+ // Get y position
+ return $this->y;
+}
+
+function SetY($y, $resetX=true)
+{
+ // Set y position and optionally reset x
+ if($y>=0)
+ $this->y = $y;
+ else
+ $this->y = $this->h+$y;
+ if($resetX)
+ $this->x = $this->lMargin;
+}
+
+function SetXY($x, $y)
+{
+ // Set x and y positions
+ $this->SetX($x);
+ $this->SetY($y,false);
+}
+
+function Output($dest='', $name='', $isUTF8=false)
+{
+ // Output PDF to some destination
+ $this->Close();
+ if(strlen($name)==1 && strlen($dest)!=1)
+ {
+ // Fix parameter order
+ $tmp = $dest;
+ $dest = $name;
+ $name = $tmp;
+ }
+ if($dest=='')
+ $dest = 'I';
+ if($name=='')
+ $name = 'doc.pdf';
+ switch(strtoupper($dest))
+ {
+ case 'I':
+ // Send to standard output
+ $this->_checkoutput();
+ if(PHP_SAPI!='cli')
+ {
+ // We send to a browser
+ header('Content-Type: application/pdf');
+ header('Content-Disposition: inline; '.$this->_httpencode('filename',$name,$isUTF8));
+ header('Cache-Control: private, max-age=0, must-revalidate');
+ header('Pragma: public');
+ }
+ echo $this->buffer;
+ break;
+ case 'D':
+ // Download file
+ $this->_checkoutput();
+ header('Content-Type: application/pdf');
+ header('Content-Disposition: attachment; '.$this->_httpencode('filename',$name,$isUTF8));
+ header('Cache-Control: private, max-age=0, must-revalidate');
+ header('Pragma: public');
+ echo $this->buffer;
+ break;
+ case 'F':
+ // Save to local file
+ if(!file_put_contents($name,$this->buffer))
+ $this->Error('Unable to create output file: '.$name);
+ break;
+ case 'S':
+ // Return as a string
+ return $this->buffer;
+ default:
+ $this->Error('Incorrect output destination: '.$dest);
+ }
+ return '';
+}
+
+/*******************************************************************************
+* Protected methods *
+*******************************************************************************/
+
+protected function _checkoutput()
+{
+ if(PHP_SAPI!='cli')
+ {
+ if(headers_sent($file,$line))
+ $this->Error("Some data has already been output, can't send PDF file (output started at $file:$line)");
+ }
+ if(ob_get_length())
+ {
+ // The output buffer is not empty
+ if(preg_match('/^(\xEF\xBB\xBF)?\s*$/',ob_get_contents()))
+ {
+ // It contains only a UTF-8 BOM and/or whitespace, let's clean it
+ ob_clean();
+ }
+ else
+ $this->Error("Some data has already been output, can't send PDF file");
+ }
+}
+
+protected function _getpagesize($size)
+{
+ if(is_string($size))
+ {
+ $size = strtolower($size);
+ if(!isset($this->StdPageSizes[$size]))
+ $this->Error('Unknown page size: '.$size);
+ $a = $this->StdPageSizes[$size];
+ return array($a[0]/$this->k, $a[1]/$this->k);
+ }
+ else
+ {
+ if($size[0]>$size[1])
+ return array($size[1], $size[0]);
+ else
+ return $size;
+ }
+}
+
+protected function _beginpage($orientation, $size, $rotation)
+{
+ $this->page++;
+ $this->pages[$this->page] = '';
+ $this->PageLinks[$this->page] = array();
+ $this->state = 2;
+ $this->x = $this->lMargin;
+ $this->y = $this->tMargin;
+ $this->FontFamily = '';
+ // Check page size and orientation
+ if($orientation=='')
+ $orientation = $this->DefOrientation;
+ else
+ $orientation = strtoupper($orientation[0]);
+ if($size=='')
+ $size = $this->DefPageSize;
+ else
+ $size = $this->_getpagesize($size);
+ if($orientation!=$this->CurOrientation || $size[0]!=$this->CurPageSize[0] || $size[1]!=$this->CurPageSize[1])
+ {
+ // New size or orientation
+ if($orientation=='P')
+ {
+ $this->w = $size[0];
+ $this->h = $size[1];
+ }
+ else
+ {
+ $this->w = $size[1];
+ $this->h = $size[0];
+ }
+ $this->wPt = $this->w*$this->k;
+ $this->hPt = $this->h*$this->k;
+ $this->PageBreakTrigger = $this->h-$this->bMargin;
+ $this->CurOrientation = $orientation;
+ $this->CurPageSize = $size;
+ }
+ if($orientation!=$this->DefOrientation || $size[0]!=$this->DefPageSize[0] || $size[1]!=$this->DefPageSize[1])
+ $this->PageInfo[$this->page]['size'] = array($this->wPt, $this->hPt);
+ if($rotation!=0)
+ {
+ if($rotation%90!=0)
+ $this->Error('Incorrect rotation value: '.$rotation);
+ $this->PageInfo[$this->page]['rotation'] = $rotation;
+ }
+ $this->CurRotation = $rotation;
+}
+
+protected function _endpage()
+{
+ $this->state = 1;
+}
+
+protected function _loadfont($path)
+{
+ // Load a font definition file
+ include($path);
+ if(!isset($name))
+ $this->Error('Could not include font definition file: '.$path);
+ 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<$nb;$i++)
+ {
+ if(ord($s[$i])>127)
+ return false;
+ }
+ return true;
+}
+
+protected function _httpencode($param, $value, $isUTF8)
+{
+ // Encode HTTP header field parameter
+ if($this->_isascii($value))
+ return $param.'="'.$value.'"';
+ if(!$isUTF8)
+ $value = $this->_UTF8encode($value);
+ return $param."*=UTF-8''".rawurlencode($value);
+}
+
+protected function _UTF8encode($s)
+{
+ // Convert ISO-8859-1 to UTF-8
+ if($this->iconv)
+ return iconv('ISO-8859-1','UTF-8',$s);
+ $res = '';
+ $nb = strlen($s);
+ for($i=0;$i<$nb;$i++)
+ {
+ $c = $s[$i];
+ $v = ord($c);
+ if($v>=128)
+ {
+ $res .= chr(0xC0 | ($v >> 6));
+ $res .= chr(0x80 | ($v & 0x3F));
+ }
+ else
+ $res .= $c;
+ }
+ return $res;
+}
+
+protected function _UTF8toUTF16($s)
+{
+ // Convert UTF-8 to UTF-16BE with BOM
+ $res = "\xFE\xFF";
+ if($this->iconv)
+ return $res.iconv('UTF-8','UTF-16BE',$s);
+ $nb = strlen($s);
+ $i = 0;
+ while($i<$nb)
+ {
+ $c1 = ord($s[$i++]);
+ if($c1>=224)
+ {
+ // 3-byte character
+ $c2 = ord($s[$i++]);
+ $c3 = ord($s[$i++]);
+ $res .= chr((($c1 & 0x0F)<<4) + (($c2 & 0x3C)>>2));
+ $res .= chr((($c2 & 0x03)<<6) + ($c3 & 0x3F));
+ }
+ elseif($c1>=192)
+ {
+ // 2-byte character
+ $c2 = ord($s[$i++]);
+ $res .= chr(($c1 & 0x1C)>>2);
+ $res .= chr((($c1 & 0x03)<<6) + ($c2 & 0x3F));
+ }
+ else
+ {
+ // Single-byte character
+ $res .= "\0".chr($c1);
+ }
+ }
+ return $res;
+}
+
+protected function _escape($s)
+{
+ // Escape special characters
+ if(strpos($s,'(')!==false || strpos($s,')')!==false || strpos($s,'\\')!==false || strpos($s,"\r")!==false)
+ return str_replace(array('\\','(',')',"\r"), array('\\\\','\\(','\\)','\\r'), $s);
+ else
+ return $s;
+}
+
+protected function _textstring($s)
+{
+ // Format a text string
+ if(!$this->_isascii($s))
+ $s = $this->_UTF8toUTF16($s);
+ return '('.$this->_escape($s).')';
+}
+
+protected function _dounderline($x, $y, $txt)
+{
+ // Underline text
+ $up = $this->CurrentFont['up'];
+ $ut = $this->CurrentFont['ut'];
+ $w = $this->GetStringWidth($txt)+$this->ws*substr_count($txt,' ');
+ return sprintf('%.2F %.2F %.2F %.2F re f',$x*$this->k,($this->h-($y-$up/1000*$this->FontSize))*$this->k,$w*$this->k,-$ut/1000*$this->FontSizePt);
+}
+
+protected function _parsejpg($file)
+{
+ // Extract info from a JPEG file
+ $a = getimagesize($file);
+ if(!$a)
+ $this->Error('Missing or incorrect image file: '.$file);
+ if($a[2]!=2)
+ $this->Error('Not a JPEG file: '.$file);
+ if(!isset($a['channels']) || $a['channels']==3)
+ $colspace = 'DeviceRGB';
+ elseif($a['channels']==4)
+ $colspace = 'DeviceCMYK';
+ else
+ $colspace = 'DeviceGray';
+ $bpc = isset($a['bits']) ? $a['bits'] : 8;
+ $data = file_get_contents($file);
+ return array('w'=>$a[0], 'h'=>$a[1], 'cs'=>$colspace, 'bpc'=>$bpc, 'f'=>'DCTDecode', 'data'=>$data);
+}
+
+protected function _parsepng($file)
+{
+ // Extract info from a PNG file
+ $f = fopen($file,'rb');
+ if(!$f)
+ $this->Error('Can\'t open image file: '.$file);
+ $info = $this->_parsepngstream($f,$file);
+ fclose($f);
+ return $info;
+}
+
+protected function _parsepngstream($f, $file)
+{
+ // Check signature
+ if($this->_readstream($f,8)!=chr(137).'PNG'.chr(13).chr(10).chr(26).chr(10))
+ $this->Error('Not a PNG file: '.$file);
+
+ // Read header chunk
+ $this->_readstream($f,4);
+ if($this->_readstream($f,4)!='IHDR')
+ $this->Error('Incorrect PNG file: '.$file);
+ $w = $this->_readint($f);
+ $h = $this->_readint($f);
+ $bpc = ord($this->_readstream($f,1));
+ if($bpc>8)
+ $this->Error('16-bit depth not supported: '.$file);
+ $ct = ord($this->_readstream($f,1));
+ if($ct==0 || $ct==4)
+ $colspace = 'DeviceGray';
+ elseif($ct==2 || $ct==6)
+ $colspace = 'DeviceRGB';
+ elseif($ct==3)
+ $colspace = 'Indexed';
+ else
+ $this->Error('Unknown color type: '.$file);
+ if(ord($this->_readstream($f,1))!=0)
+ $this->Error('Unknown compression method: '.$file);
+ if(ord($this->_readstream($f,1))!=0)
+ $this->Error('Unknown filter method: '.$file);
+ if(ord($this->_readstream($f,1))!=0)
+ $this->Error('Interlacing not supported: '.$file);
+ $this->_readstream($f,4);
+ $dp = '/Predictor 15 /Colors '.($colspace=='DeviceRGB' ? 3 : 1).' /BitsPerComponent '.$bpc.' /Columns '.$w;
+
+ // Scan chunks looking for palette, transparency and image data
+ $pal = '';
+ $trns = '';
+ $data = '';
+ do
+ {
+ $n = $this->_readint($f);
+ $type = $this->_readstream($f,4);
+ if($type=='PLTE')
+ {
+ // Read palette
+ $pal = $this->_readstream($f,$n);
+ $this->_readstream($f,4);
+ }
+ elseif($type=='tRNS')
+ {
+ // Read transparency info
+ $t = $this->_readstream($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);
+ }
+ $this->_readstream($f,4);
+ }
+ elseif($type=='IDAT')
+ {
+ // Read image data block
+ $data .= $this->_readstream($f,$n);
+ $this->_readstream($f,4);
+ }
+ elseif($type=='IEND')
+ break;
+ else
+ $this->_readstream($f,$n+4);
+ }
+ while($n);
+
+ if($colspace=='Indexed' && empty($pal))
+ $this->Error('Missing palette in '.$file);
+ $info = array('w'=>$w, 'h'=>$h, 'cs'=>$colspace, 'bpc'=>$bpc, 'f'=>'FlateDecode', 'dp'=>$dp, 'pal'=>$pal, 'trns'=>$trns);
+ if($ct>=4)
+ {
+ // Extract alpha channel
+ if(!function_exists('gzuncompress'))
+ $this->Error('Zlib not available, can\'t handle alpha channel: '.$file);
+ $data = gzuncompress($data);
+ $color = '';
+ $alpha = '';
+ if($ct==4)
+ {
+ // Gray image
+ $len = 2*$w;
+ for($i=0;$i<$h;$i++)
+ {
+ $pos = (1+$len)*$i;
+ $color .= $data[$pos];
+ $alpha .= $data[$pos];
+ $line = substr($data,$pos+1,$len);
+ $color .= preg_replace('/(.)./s','$1',$line);
+ $alpha .= preg_replace('/.(.)/s','$1',$line);
+ }
+ }
+ else
+ {
+ // RGB image
+ $len = 4*$w;
+ for($i=0;$i<$h;$i++)
+ {
+ $pos = (1+$len)*$i;
+ $color .= $data[$pos];
+ $alpha .= $data[$pos];
+ $line = substr($data,$pos+1,$len);
+ $color .= preg_replace('/(.{3})./s','$1',$line);
+ $alpha .= preg_replace('/.{3}(.)/s','$1',$line);
+ }
+ }
+ unset($data);
+ $data = gzcompress($color);
+ $info['smask'] = gzcompress($alpha);
+ $this->WithAlpha = true;
+ if($this->PDFVersion<'1.4')
+ $this->PDFVersion = '1.4';
+ }
+ $info['data'] = $data;
+ return $info;
+}
+
+protected function _readstream($f, $n)
+{
+ // Read n bytes from stream
+ $res = '';
+ while($n>0 && !feof($f))
+ {
+ $s = fread($f,$n);
+ if($s===false)
+ $this->Error('Error while reading stream');
+ $n -= strlen($s);
+ $res .= $s;
+ }
+ if($n>0)
+ $this->Error('Unexpected end of stream');
+ return $res;
+}
+
+protected function _readint($f)
+{
+ // Read a 4-byte integer from stream
+ $a = unpack('Ni',$this->_readstream($f,4));
+ return $a['i'];
+}
+
+protected function _parsegif($file)
+{
+ // Extract info from a GIF file (via PNG conversion)
+ if(!function_exists('imagepng'))
+ $this->Error('GD extension is required for GIF support');
+ if(!function_exists('imagecreatefromgif'))
+ $this->Error('GD has no GIF read support');
+ $im = imagecreatefromgif($file);
+ if(!$im)
+ $this->Error('Missing or incorrect image file: '.$file);
+ imageinterlace($im,0);
+ ob_start();
+ imagepng($im);
+ $data = ob_get_clean();
+ imagedestroy($im);
+ $f = fopen('php://temp','rb+');
+ if(!$f)
+ $this->Error('Unable to create memory stream');
+ fwrite($f,$data);
+ rewind($f);
+ $info = $this->_parsepngstream($f,$file);
+ fclose($f);
+ return $info;
+}
+
+protected function _out($s)
+{
+ // Add a line to the current page
+ if($this->state==2)
+ $this->pages[$this->page] .= $s."\n";
+ elseif($this->state==0)
+ $this->Error('No page has been added yet');
+ elseif($this->state==1)
+ $this->Error('Invalid call');
+ elseif($this->state==3)
+ $this->Error('The document is closed');
+}
+
+protected function _put($s)
+{
+ // Add a line to the document
+ $this->buffer .= $s."\n";
+}
+
+protected function _getoffset()
+{
+ return strlen($this->buffer);
+}
+
+protected function _newobj($n=null)
+{
+ // Begin a new object
+ if($n===null)
+ $n = ++$this->n;
+ $this->offsets[$n] = $this->_getoffset();
+ $this->_put($n.' 0 obj');
+}
+
+protected function _putstream($data)
+{
+ $this->_put('stream');
+ $this->_put($data);
+ $this->_put('endstream');
+}
+
+protected function _putstreamobject($data)
+{
+ if($this->compress)
+ {
+ $entries = '/Filter /FlateDecode ';
+ $data = gzcompress($data);
+ }
+ else
+ $entries = '';
+ $entries .= '/Length '.strlen($data);
+ $this->_newobj();
+ $this->_put('<<'.$entries.'>>');
+ $this->_putstream($data);
+ $this->_put('endobj');
+}
+
+protected function _putlinks($n)
+{
+ foreach($this->PageLinks[$n] as $pl)
+ {
+ $this->_newobj();
+ $rect = sprintf('%.2F %.2F %.2F %.2F',$pl[0],$pl[1],$pl[0]+$pl[2],$pl[1]-$pl[3]);
+ $s = '<</Type /Annot /Subtype /Link /Rect ['.$rect.'] /Border [0 0 0] ';
+ if(is_string($pl[4]))
+ $s .= '/A <</S /URI /URI '.$this->_textstring($pl[4]).'>>>>';
+ else
+ {
+ $l = $this->links[$pl[4]];
+ if(isset($this->PageInfo[$l[0]]['size']))
+ $h = $this->PageInfo[$l[0]]['size'][1];
+ else
+ $h = ($this->DefOrientation=='P') ? $this->DefPageSize[1]*$this->k : $this->DefPageSize[0]*$this->k;
+ $s .= sprintf('/Dest [%d 0 R /XYZ 0 %.2F null]>>',$this->PageInfo[$l[0]]['n'],$h-$l[1]*$this->k);
+ }
+ $this->_put($s);
+ $this->_put('endobj');
+ }
+}
+
+protected function _putpage($n)
+{
+ $this->_newobj();
+ $this->_put('<</Type /Page');
+ $this->_put('/Parent 1 0 R');
+ if(isset($this->PageInfo[$n]['size']))
+ $this->_put(sprintf('/MediaBox [0 0 %.2F %.2F]',$this->PageInfo[$n]['size'][0],$this->PageInfo[$n]['size'][1]));
+ if(isset($this->PageInfo[$n]['rotation']))
+ $this->_put('/Rotate '.$this->PageInfo[$n]['rotation']);
+ $this->_put('/Resources 2 0 R');
+ if(!empty($this->PageLinks[$n]))
+ {
+ $s = '/Annots [';
+ foreach($this->PageLinks[$n] as $pl)
+ $s .= $pl[5].' 0 R ';
+ $s .= ']';
+ $this->_put($s);
+ }
+ if($this->WithAlpha)
+ $this->_put('/Group <</Type /Group /S /Transparency /CS /DeviceRGB>>');
+ $this->_put('/Contents '.($this->n+1).' 0 R>>');
+ $this->_put('endobj');
+ // Page content
+ if(!empty($this->AliasNbPages))
+ $this->pages[$n] = str_replace($this->AliasNbPages,$this->page,$this->pages[$n]);
+ $this->_putstreamobject($this->pages[$n]);
+ // Link annotations
+ $this->_putlinks($n);
+}
+
+protected function _putpages()
+{
+ $nb = $this->page;
+ $n = $this->n;
+ for($i=1;$i<=$nb;$i++)
+ {
+ $this->PageInfo[$i]['n'] = ++$n;
+ $n++;
+ foreach($this->PageLinks[$i] as &$pl)
+ $pl[5] = ++$n;
+ unset($pl);
+ }
+ for($i=1;$i<=$nb;$i++)
+ $this->_putpage($i);
+ // Pages root
+ $this->_newobj(1);
+ $this->_put('<</Type /Pages');
+ $kids = '/Kids [';
+ for($i=1;$i<=$nb;$i++)
+ $kids .= $this->PageInfo[$i]['n'].' 0 R ';
+ $kids .= ']';
+ $this->_put($kids);
+ $this->_put('/Count '.$nb);
+ if($this->DefOrientation=='P')
+ {
+ $w = $this->DefPageSize[0];
+ $h = $this->DefPageSize[1];
+ }
+ else
+ {
+ $w = $this->DefPageSize[1];
+ $h = $this->DefPageSize[0];
+ }
+ $this->_put(sprintf('/MediaBox [0 0 %.2F %.2F]',$w*$this->k,$h*$this->k));
+ $this->_put('>>');
+ $this->_put('endobj');
+}
+
+protected function _putfonts()
+{
+ foreach($this->FontFiles as $file=>$info)
+ {
+ // Font file embedding
+ $this->_newobj();
+ $this->FontFiles[$file]['n'] = $this->n;
+ $font = file_get_contents($file);
+ if(!$font)
+ $this->Error('Font file not found: '.$file);
+ $compressed = (substr($file,-2)=='.z');
+ if(!$compressed && isset($info['length2']))
+ $font = substr($font,6,$info['length1']).substr($font,6+$info['length1']+6,$info['length2']);
+ $this->_put('<</Length '.strlen($font));
+ if($compressed)
+ $this->_put('/Filter /FlateDecode');
+ $this->_put('/Length1 '.$info['length1']);
+ if(isset($info['length2']))
+ $this->_put('/Length2 '.$info['length2'].' /Length3 0');
+ $this->_put('>>');
+ $this->_putstream($font);
+ $this->_put('endobj');
+ }
+ foreach($this->fonts as $k=>$font)
+ {
+ // Encoding
+ if(isset($font['diff']))
+ {
+ if(!isset($this->encodings[$font['enc']]))
+ {
+ $this->_newobj();
+ $this->_put('<</Type /Encoding /BaseEncoding /WinAnsiEncoding /Differences ['.$font['diff'].']>>');
+ $this->_put('endobj');
+ $this->encodings[$font['enc']] = $this->n;
+ }
+ }
+ // ToUnicode CMap
+ if(isset($font['uv']))
+ {
+ if(isset($font['enc']))
+ $cmapkey = $font['enc'];
+ else
+ $cmapkey = $font['name'];
+ if(!isset($this->cmaps[$cmapkey]))
+ {
+ $cmap = $this->_tounicodecmap($font['uv']);
+ $this->_putstreamobject($cmap);
+ $this->cmaps[$cmapkey] = $this->n;
+ }
+ }
+ // Font object
+ $this->fonts[$k]['n'] = $this->n+1;
+ $type = $font['type'];
+ $name = $font['name'];
+ if($font['subsetted'])
+ $name = 'AAAAAA+'.$name;
+ if($type=='Core')
+ {
+ // Core font
+ $this->_newobj();
+ $this->_put('<</Type /Font');
+ $this->_put('/BaseFont /'.$name);
+ $this->_put('/Subtype /Type1');
+ if($name!='Symbol' && $name!='ZapfDingbats')
+ $this->_put('/Encoding /WinAnsiEncoding');
+ if(isset($font['uv']))
+ $this->_put('/ToUnicode '.$this->cmaps[$cmapkey].' 0 R');
+ $this->_put('>>');
+ $this->_put('endobj');
+ }
+ elseif($type=='Type1' || $type=='TrueType')
+ {
+ // Additional Type1 or TrueType/OpenType font
+ $this->_newobj();
+ $this->_put('<</Type /Font');
+ $this->_put('/BaseFont /'.$name);
+ $this->_put('/Subtype /'.$type);
+ $this->_put('/FirstChar 32 /LastChar 255');
+ $this->_put('/Widths '.($this->n+1).' 0 R');
+ $this->_put('/FontDescriptor '.($this->n+2).' 0 R');
+ if(isset($font['diff']))
+ $this->_put('/Encoding '.$this->encodings[$font['enc']].' 0 R');
+ else
+ $this->_put('/Encoding /WinAnsiEncoding');
+ if(isset($font['uv']))
+ $this->_put('/ToUnicode '.$this->cmaps[$cmapkey].' 0 R');
+ $this->_put('>>');
+ $this->_put('endobj');
+ // Widths
+ $this->_newobj();
+ $cw = $font['cw'];
+ $s = '[';
+ for($i=32;$i<=255;$i++)
+ $s .= $cw[chr($i)].' ';
+ $this->_put($s.']');
+ $this->_put('endobj');
+ // Descriptor
+ $this->_newobj();
+ $s = '<</Type /FontDescriptor /FontName /'.$name;
+ foreach($font['desc'] as $k=>$v)
+ $s .= ' /'.$k.' '.$v;
+ if(!empty($font['file']))
+ $s .= ' /FontFile'.($type=='Type1' ? '' : '2').' '.$this->FontFiles[$font['file']]['n'].' 0 R';
+ $this->_put($s.'>>');
+ $this->_put('endobj');
+ }
+ else
+ {
+ // Allow for additional types
+ $mtd = '_put'.strtolower($type);
+ if(!method_exists($this,$mtd))
+ $this->Error('Unsupported font type: '.$type);
+ $this->$mtd($font);
+ }
+ }
+}
+
+protected function _tounicodecmap($uv)
+{
+ $ranges = '';
+ $nbr = 0;
+ $chars = '';
+ $nbc = 0;
+ foreach($uv as $c=>$v)
+ {
+ if(is_array($v))
+ {
+ $ranges .= sprintf("<%02X> <%02X> <%04X>\n",$c,$c+$v[1]-1,$v[0]);
+ $nbr++;
+ }
+ else
+ {
+ $chars .= sprintf("<%02X> <%04X>\n",$c,$v);
+ $nbc++;
+ }
+ }
+ $s = "/CIDInit /ProcSet findresource begin\n";
+ $s .= "12 dict begin\n";
+ $s .= "begincmap\n";
+ $s .= "/CIDSystemInfo\n";
+ $s .= "<</Registry (Adobe)\n";
+ $s .= "/Ordering (UCS)\n";
+ $s .= "/Supplement 0\n";
+ $s .= ">> def\n";
+ $s .= "/CMapName /Adobe-Identity-UCS def\n";
+ $s .= "/CMapType 2 def\n";
+ $s .= "1 begincodespacerange\n";
+ $s .= "<00> <FF>\n";
+ $s .= "endcodespacerange\n";
+ if($nbr>0)
+ {
+ $s .= "$nbr beginbfrange\n";
+ $s .= $ranges;
+ $s .= "endbfrange\n";
+ }
+ if($nbc>0)
+ {
+ $s .= "$nbc beginbfchar\n";
+ $s .= $chars;
+ $s .= "endbfchar\n";
+ }
+ $s .= "endcmap\n";
+ $s .= "CMapName currentdict /CMap defineresource pop\n";
+ $s .= "end\n";
+ $s .= "end";
+ return $s;
+}
+
+protected function _putimages()
+{
+ foreach(array_keys($this->images) as $file)
+ {
+ $this->_putimage($this->images[$file]);
+ unset($this->images[$file]['data']);
+ unset($this->images[$file]['smask']);
+ }
+}
+
+protected function _putimage(&$info)
+{
+ $this->_newobj();
+ $info['n'] = $this->n;
+ $this->_put('<</Type /XObject');
+ $this->_put('/Subtype /Image');
+ $this->_put('/Width '.$info['w']);
+ $this->_put('/Height '.$info['h']);
+ if($info['cs']=='Indexed')
+ $this->_put('/ColorSpace [/Indexed /DeviceRGB '.(strlen($info['pal'])/3-1).' '.($this->n+1).' 0 R]');
+ else
+ {
+ $this->_put('/ColorSpace /'.$info['cs']);
+ if($info['cs']=='DeviceCMYK')
+ $this->_put('/Decode [1 0 1 0 1 0 1 0]');
+ }
+ $this->_put('/BitsPerComponent '.$info['bpc']);
+ if(isset($info['f']))
+ $this->_put('/Filter /'.$info['f']);
+ if(isset($info['dp']))
+ $this->_put('/DecodeParms <<'.$info['dp'].'>>');
+ if(isset($info['trns']) && is_array($info['trns']))
+ {
+ $trns = '';
+ for($i=0;$i<count($info['trns']);$i++)
+ $trns .= $info['trns'][$i].' '.$info['trns'][$i].' ';
+ $this->_put('/Mask ['.$trns.']');
+ }
+ if(isset($info['smask']))
+ $this->_put('/SMask '.($this->n+1).' 0 R');
+ $this->_put('/Length '.strlen($info['data']).'>>');
+ $this->_putstream($info['data']);
+ $this->_put('endobj');
+ // Soft mask
+ if(isset($info['smask']))
+ {
+ $dp = '/Predictor 15 /Colors 1 /BitsPerComponent 8 /Columns '.$info['w'];
+ $smask = array('w'=>$info['w'], 'h'=>$info['h'], 'cs'=>'DeviceGray', 'bpc'=>8, 'f'=>$info['f'], 'dp'=>$dp, 'data'=>$info['smask']);
+ $this->_putimage($smask);
+ }
+ // Palette
+ if($info['cs']=='Indexed')
+ $this->_putstreamobject($info['pal']);
+}
+
+protected function _putxobjectdict()
+{
+ foreach($this->images as $image)
+ $this->_put('/I'.$image['i'].' '.$image['n'].' 0 R');
+}
+
+protected function _putresourcedict()
+{
+ $this->_put('/ProcSet [/PDF /Text /ImageB /ImageC /ImageI]');
+ $this->_put('/Font <<');
+ foreach($this->fonts as $font)
+ $this->_put('/F'.$font['i'].' '.$font['n'].' 0 R');
+ $this->_put('>>');
+ $this->_put('/XObject <<');
+ $this->_putxobjectdict();
+ $this->_put('>>');
+}
+
+protected function _putresources()
+{
+ $this->_putfonts();
+ $this->_putimages();
+ // Resource dictionary
+ $this->_newobj(2);
+ $this->_put('<<');
+ $this->_putresourcedict();
+ $this->_put('>>');
+ $this->_put('endobj');
+}
+
+protected function _putinfo()
+{
+ $date = @date('YmdHisO',$this->CreationDate);
+ $this->metadata['CreationDate'] = 'D:'.substr($date,0,-2)."'".substr($date,-2)."'";
+ foreach($this->metadata as $key=>$value)
+ $this->_put('/'.$key.' '.$this->_textstring($value));
+}
+
+protected function _putcatalog()
+{
+ $n = $this->PageInfo[1]['n'];
+ $this->_put('/Type /Catalog');
+ $this->_put('/Pages 1 0 R');
+ if($this->ZoomMode=='fullpage')
+ $this->_put('/OpenAction ['.$n.' 0 R /Fit]');
+ elseif($this->ZoomMode=='fullwidth')
+ $this->_put('/OpenAction ['.$n.' 0 R /FitH null]');
+ elseif($this->ZoomMode=='real')
+ $this->_put('/OpenAction ['.$n.' 0 R /XYZ null null 1]');
+ elseif(!is_string($this->ZoomMode))
+ $this->_put('/OpenAction ['.$n.' 0 R /XYZ null null '.sprintf('%.2F',$this->ZoomMode/100).']');
+ if($this->LayoutMode=='single')
+ $this->_put('/PageLayout /SinglePage');
+ elseif($this->LayoutMode=='continuous')
+ $this->_put('/PageLayout /OneColumn');
+ elseif($this->LayoutMode=='two')
+ $this->_put('/PageLayout /TwoColumnLeft');
+}
+
+protected function _putheader()
+{
+ $this->_put('%PDF-'.$this->PDFVersion);
+}
+
+protected function _puttrailer()
+{
+ $this->_put('/Size '.($this->n+1));
+ $this->_put('/Root '.$this->n.' 0 R');
+ $this->_put('/Info '.($this->n-1).' 0 R');
+}
+
+protected function _enddoc()
+{
+ $this->CreationDate = time();
+ $this->_putheader();
+ $this->_putpages();
+ $this->_putresources();
+ // Info
+ $this->_newobj();
+ $this->_put('<<');
+ $this->_putinfo();
+ $this->_put('>>');
+ $this->_put('endobj');
+ // Catalog
+ $this->_newobj();
+ $this->_put('<<');
+ $this->_putcatalog();
+ $this->_put('>>');
+ $this->_put('endobj');
+ // Cross-ref
+ $offset = $this->_getoffset();
+ $this->_put('xref');
+ $this->_put('0 '.($this->n+1));
+ $this->_put('0000000000 65535 f ');
+ for($i=1;$i<=$this->n;$i++)
+ $this->_put(sprintf('%010d 00000 n ',$this->offsets[$i]));
+ // Trailer
+ $this->_put('trailer');
+ $this->_put('<<');
+ $this->_puttrailer();
+ $this->_put('>>');
+ $this->_put('startxref');
+ $this->_put($offset);
+ $this->_put('%%EOF');
+ $this->state = 3;
+}
+}
+?>