<?php
/*******************************************************************************
* FPDF *
* *
* Version: 1.81 *
* Date: 2015-12-20 *
* Author: Olivier PLATHEY *
*******************************************************************************/
define('FPDF_VERSION','1.81');
class FPDF
{
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 $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 $PDFVersion; // PDF version number
/*******************************************************************************
* Public methods *
*******************************************************************************/
function __construct($orientation='P', $unit='mm', $size='A4')
{
// Some checks
$this->_dochecks();
// 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;
// Font path
if(defined('FPDF_FONTPATH'))
{
$this->fontpath = FPDF_FONTPATH;
if(substr($this->fontpath,-1)!='/' && substr($this->fontpath,-1)!='\\')
$this->fontpath .= '/';
}
elseif(is_dir(dirname(__FILE__).'/font'))
$this->fontpath = dirname(__FILE__).'/font/';
else
$this->fontpath = '';
// 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);
// 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 ? $title : utf8_encode($title);
}
function SetAuthor($author, $isUTF8=false)
{
// Author of document
$this->metadata['Author'] = $isUTF8 ? $author : utf8_encode($author);
}
function SetSubject($subject, $isUTF8=false)
{
// Subject of document
$this->metadata['Subject'] = $isUTF8 ? $subject : utf8_encode($subject);
}
function SetKeywords($keywords, $isUTF8=false)
{
// Keywords of document
$this->metadata['Keywords'] = $isUTF8 ? $keywords : utf8_encode($keywords);
}
function SetCreator($creator, $isUTF8=false)
{
// Creator of document
$this->metadata['Creator'] = $isUTF8 ? $creator : utf8_encode($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
$s = (string)$s;
$cw = &$this->CurrentFont['cw'];
$w = 0;
$l = strlen($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='')
{
// 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;
$info = $this->_loadfont($file);
$info['i'] = count($this->fonts)+1;
if(!empty($info['file']))
{
// Embedded font
if($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)
$this->_out(sprintf('BT /F%d %.2F Tf ET',$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');
$s = sprintf('BT %.2F %.2F Td (%s) Tj ET',$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);
}
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;
$s = str_replace("\r",'',$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;
$s = str_replace("\r",'',$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
$this->_checkoutput();
header('Content-Type: application/x-download');
header('Content-Disposition: attachment; '.$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 _dochecks()
{
// Check mbstring overloading
if(ini_get('mbstring.func_overload') & 2)
$this->Error('mbstring overloading must be disabled');
// Ensure runtime magic quotes are disabled
if(get_magic_quotes_runtime())
@set_magic_quotes_runtime(0);
}
protected function _checkoutput()
{
if(PHP_SAPI!='cli')
{
if(headers_sent($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->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->CurRotation = $rotation;
$this->PageInfo[$this->page]['rotation'] = $rotation;
}
}
protected function _endpage()
{
$this->state = 1;
}
protected function _loadfont($font)
{
// Load a font definition file from the font directory
if(strpos($font,'/')!==false || strpos($font,"\\")!==false)
$this->Error('Incorrect font definition file name: '.$font);
include($this->fontpath.$font);
if(!isset($name))
$this->Error('Could not include font definition file');
if(isset($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)
$value = utf8_encode($value);
if(strpos($_SERVER['HTTP_USER_AGENT'],'MSIE')!==false)
return $param.'="'.rawurlencode($value).'"';
else
return $param."*=UTF-8''".rawurlencode($value);
}
protected function _UTF8toUTF16($s)
{
// Convert UTF-8 to UTF-16BE with BOM
$res = "\xFE\xFF";
$nb = strlen($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 document
if($this->state==2)
$this->pages[$this->page] .= $s."\n";
elseif($this->state==1)
$this->_put($s);
elseif($this->state==0)
$this->Error('No page has been added yet');
elseif($this->state==3)
$this->Error('The document is closed');
}
protected function _put($s)
{
$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);
$this->_put('endobj');
}
protected function _putpage($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']);
$this->_put('/Resources 2 0 R');
if(isset($this->PageLinks[$n]))
{
// Links
$annots = '/Annots [';
foreach($this->PageLinks[$n] as $pl)
{
$rect = sprintf('%.2F %.2F %.2F %.2F',$pl[0],$pl[1],$pl[0]+$pl[2],$pl[1]-$pl[3]);
$annots .= '<</Type /Annot /Subtype /Link /Rect ['.$rect.'] /Border [0 0 0] ';
if(is_string($pl[4]))
$annots .= '/A <</S /URI /URI '.$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;
$annots .= sprintf('/Dest [%d 0 R /XYZ 0 %.2F null]>>',$this->PageInfo[$l[0]]['n'],$h-$l[1]*$this->k);
}
}
$this->_put($annots.']');
}
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]);
}
protected function _putpages()
{
$nb = $this->page;
for($n=1;$n<=$nb;$n++)
$this->PageInfo[$n]['n'] = $this->n+1+2*($n-1);
for($n=1;$n<=$nb;$n++)
$this->_putpage($n);
// Pages root
$this->_newobj(1);
$this->_put('<</Type /Pages');
$kids = '/Kids [';
for($n=1;$n<=$nb;$n++)
$kids .= $this->PageInfo[$n]['n'].' 0 R ';
$this->_put($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;
$font = file_get_contents($this->fontpath.$file,true);
if(!$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()
{
$this->metadata['Producer'] = 'FPDF '.FPDF_VERSION;
$this->metadata['CreationDate'] = 'D:'.@date('YmdHis');
foreach($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->_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;
}
}
?>
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