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<?php
/*******************************************************************************
* Software: FPDF *
* Version: 1.52 *
* Date: 2003-12-30 *
* Author: Olivier PLATHEY *
* License: Freeware *
* *
* You may use, modify and redistribute this software as you wish. *
*******************************************************************************/
if(!class_exists('FPDF'))
{
define('FPDF_VERSION','1.52');
class FPDF
{
//Private properties
var $page; //current page number
var $n; //current object number
var $offsets; //array of object offsets
var $buffer; //buffer holding in-memory PDF
var $pages; //array containing pages
var $state; //current document state
var $compress; //compression flag
var $DefOrientation; //default orientation
var $CurOrientation; //current orientation
var $OrientationChanges; //array indicating orientation changes
var $k; //scale factor (number of points in user unit)
var $fwPt,$fhPt; //dimensions of page format in points
var $fw,$fh; //dimensions of page format in user unit
var $wPt,$hPt; //current dimensions of page in points
var $w,$h; //current dimensions of page in user unit
var $lMargin; //left margin
var $tMargin; //top margin
var $rMargin; //right margin
var $bMargin; //page break margin
var $cMargin; //cell margin
var $x,$y; //current position in user unit for cell positioning
var $lasth; //height of last cell printed
var $LineWidth; //line width in user unit
var $CoreFonts; //array of standard font names
var $fonts; //array of used fonts
var $FontFiles; //array of font files
var $diffs; //array of encoding differences
var $images; //array of used images
var $PageLinks; //array of links in pages
var $links; //array of internal links
var $FontFamily; //current font family
var $FontStyle; //current font style
var $underline; //underlining flag
var $CurrentFont; //current font info
var $FontSizePt; //current font size in points
var $FontSize; //current font size in user unit
var $DrawColor; //commands for drawing color
var $FillColor; //commands for filling color
var $TextColor; //commands for text color
var $ColorFlag; //indicates whether fill and text colors are different
var $ws; //word spacing
var $AutoPageBreak; //automatic page breaking
var $PageBreakTrigger; //threshold used to trigger page breaks
var $InFooter; //flag set when processing footer
var $ZoomMode; //zoom display mode
var $LayoutMode; //layout display mode
var $title; //title
var $subject; //subject
var $author; //author
var $keywords; //keywords
var $creator; //creator
var $AliasNbPages; //alias for total number of pages
/*******************************************************************************
* *
* Public methods *
* *
*******************************************************************************/
function FPDF($orientation='P',$unit='mm',$format='A4')
{
//Some checks
$this->_dochecks();
//Initialization of properties
$this->page=0;
$this->n=2;
$this->buffer='';
$this->pages=array();
$this->OrientationChanges=array();
$this->state=0;
$this->fonts=array();
$this->FontFiles=array();
$this->diffs=array();
$this->images=array();
$this->links=array();
$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->ws=0;
//Standard fonts
$this->CoreFonts=array('courier'=>'Courier','courierB'=>'Courier-Bold','courierI'=>'Courier-Oblique','courierBI'=>'Courier-BoldOblique',
'helvetica'=>'Helvetica','helveticaB'=>'Helvetica-Bold','helveticaI'=>'Helvetica-Oblique','helveticaBI'=>'Helvetica-BoldOblique',
'times'=>'Times-Roman','timesB'=>'Times-Bold','timesI'=>'Times-Italic','timesBI'=>'Times-BoldItalic',
'symbol'=>'Symbol','zapfdingbats'=>'ZapfDingbats');
//Scale factor
if($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 format
if(is_string($format))
{
$format=strtolower($format);
if($format=='a3')
$format=array(841.89,1190.55);
elseif($format=='a4')
$format=array(595.28,841.89);
elseif($format=='a5')
$format=array(420.94,595.28);
elseif($format=='letter')
$format=array(612,792);
elseif($format=='legal')
$format=array(612,1008);
else
$this->Error('Unknown page format: '.$format);
$this->fwPt=$format[0];
$this->fhPt=$format[1];
}
else
{
$this->fwPt=$format[0]*$this->k;
$this->fhPt=$format[1]*$this->k;
}
$this->fw=$this->fwPt/$this->k;
$this->fh=$this->fhPt/$this->k;
//Page orientation
$orientation=strtolower($orientation);
if($orientation=='p' or $orientation=='portrait')
{
$this->DefOrientation='P';
$this->wPt=$this->fwPt;
$this->hPt=$this->fhPt;
}
elseif($orientation=='l' or $orientation=='landscape')
{
$this->DefOrientation='L';
$this->wPt=$this->fhPt;
$this->hPt=$this->fwPt;
}
else
$this->Error('Incorrect orientation: '.$orientation);
$this->CurOrientation=$this->DefOrientation;
$this->w=$this->wPt/$this->k;
$this->h=$this->hPt/$this->k;
//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);
//Full width display mode
$this->SetDisplayMode('fullwidth');
//Compression
$this->SetCompression(true);
}
function SetMargins($left,$top,$right=-1)
{
//Set left, top and right margins
$this->lMargin=$left;
$this->tMargin=$top;
if($right==-1)
$right=$left;
$this->rMargin=$right;
}
function SetLeftMargin($margin)
{
//Set left margin
$this->lMargin=$margin;
if($this->page>0 and $this->x<$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,$layout='continuous')
{
//Set display mode in viewer
if($zoom=='fullpage' or $zoom=='fullwidth' or $zoom=='real' or $zoom=='default' or !is_string($zoom))
$this->ZoomMode=$zoom;
else
$this->Error('Incorrect zoom display mode: '.$zoom);
if($layout=='single' or $layout=='continuous' or $layout=='two' or $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)
{
//Title of document
$this->title=$title;
}
function SetSubject($subject)
{
//Subject of document
$this->subject=$subject;
}
function SetAuthor($author)
{
//Author of document
$this->author=$author;
}
function SetKeywords($keywords)
{
//Keywords of document
$this->keywords=$keywords;
}
function SetCreator($creator)
{
//Creator of document
$this->creator=$creator;
}
function AliasNbPages($alias='{nb}')
{
//Define an alias for total number of pages
$this->AliasNbPages=$alias;
}
function Error($msg)
{
//Fatal error
die('<B>FPDF error: </B>'.$msg);
}
function Open()
{
//Begin document
if($this->state==0)
$this->_begindoc();
}
function Close()
{
//Terminate document
if($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='')
{
//Start a new page
if($this->state==0)
$this->Open();
$family=$this->FontFamily;
$style=$this->FontStyle.($this->underline ? 'U' : '');
$size=$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);
//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,$style,$size);
//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
$this->Header();
//Restore line width
if($this->LineWidth!=$lw)
{
$this->LineWidth=$lw;
$this->_out(sprintf('%.2f w',$lw*$this->k));
}
//Restore font
if($family)
$this->SetFont($family,$style,$size);
//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,$g=-1,$b=-1)
{
//Set color for all stroking operations
if(($r==0 and $g==0 and $b==0) or $g==-1)
$this->DrawColor=sprintf('%.3f G',$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=-1,$b=-1)
{
//Set color for all filling operations
if(($r==0 and $g==0 and $b==0) or $g==-1)
$this->FillColor=sprintf('%.3f g',$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=-1,$b=-1)
{
//Set color for text
if(($r==0 and $g==0 and $b==0) or $g==-1)
$this->TextColor=sprintf('%.3f g',$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' or $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 or Type1 font
$family=strtolower($family);
if($family=='arial')
$family='helvetica';
$style=strtoupper($style);
if($style=='IB')
$style='BI';
if(isset($this->fonts[$family.$style]))
$this->Error('Font already added: '.$family.' '.$style);
if($file=='')
$file=str_replace(' ','',$family).strtolower($style).'.php';
if(defined('FPDF_FONTPATH'))
$file=FPDF_FONTPATH.$file;
include($file);
if(!isset($name))
$this->Error('Could not include font definition file');
$i=count($this->fonts)+1;
$this->fonts[$family.$style]=array('i'=>$i,'type'=>$type,'name'=>$name,'desc'=>$desc,'up'=>$up,'ut'=>$ut,'cw'=>$cw,'enc'=>$enc,'file'=>$file);
if($diff)
{
//Search existing encodings
$d=0;
$nb=count($this->diffs);
for($i=1;$i<=$nb;$i++)
if($this->diffs[$i]==$diff)
{
$d=$i;
break;
}
if($d==0)
{
$d=$nb+1;
$this->diffs[$d]=$diff;
}
$this->fonts[$family.$style]['diff']=$d;
}
if($file)
{
if($type=='TrueType')
$this->FontFiles[$file]=array('length1'=>$originalsize);
else
$this->FontFiles[$file]=array('length1'=>$size1,'length2'=>$size2);
}
}
function SetFont($family,$style='',$size=0)
{
//Select a font; size given in points
global $fpdf_charwidths;
$family=strtolower($family);
if($family=='')
$family=$this->FontFamily;
if($family=='arial')
$family='helvetica';
elseif($family=='symbol' or $family=='zapfdingbats')
$style='';
$style=strtoupper($style);
if(is_int(strpos($style,'U')))
{
$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 and $this->FontStyle==$style and $this->FontSizePt==$size)
return;
//Test if used for the first time
$fontkey=$family.$style;
if(!isset($this->fonts[$fontkey]))
{
//Check if one of the standard fonts
if(isset($this->CoreFonts[$fontkey]))
{
if(!isset($fpdf_charwidths[$fontkey]))
{
//Load metric file
$file=$family;
if($family=='times' or $family=='helvetica')
$file.=strtolower($style);
$file.='.php';
if(defined('FPDF_FONTPATH'))
$file=FPDF_FONTPATH.$file;
include($file);
if(!isset($fpdf_charwidths[$fontkey]))
$this->Error('Could not include font metric file');
}
$i=count($this->fonts)+1;
$this->fonts[$fontkey]=array('i'=>$i,'type'=>'core','name'=>$this->CoreFonts[$fontkey],'up'=>-100,'ut'=>50,'cw'=>$fpdf_charwidths[$fontkey]);
}
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
$s=sprintf('BT %.2f %.2f Td (%s) Tj ET',$x*$this->k,($this->h-$y)*$this->k,$this->_escape($txt));
if($this->underline and $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=0,$link='')
{
//Output a cell
$k=$this->k;
if($this->y+$h>$this->PageBreakTrigger and !$this->InFooter and $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);
$this->x=$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==1 or $border==1)
{
if($fill==1)
$op=($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(is_int(strpos($border,'L')))
$s.=sprintf('%.2f %.2f m %.2f %.2f l S ',$x*$k,($this->h-$y)*$k,$x*$k,($this->h-($y+$h))*$k);
if(is_int(strpos($border,'T')))
$s.=sprintf('%.2f %.2f m %.2f %.2f l S ',$x*$k,($this->h-$y)*$k,($x+$w)*$k,($this->h-$y)*$k);
if(is_int(strpos($border,'R')))
$s.=sprintf('%.2f %.2f m %.2f %.2f l S ',($x+$w)*$k,($this->h-$y)*$k,($x+$w)*$k,($this->h-($y+$h))*$k);
if(is_int(strpos($border,'B')))
$s.=sprintf('%.2f %.2f m %.2f %.2f l S ',$x*$k,($this->h-($y+$h))*$k,($x+$w)*$k,($this->h-($y+$h))*$k);
}
if($txt!='')
{
if($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.' ';
$txt2=str_replace(')','\\)',str_replace('(','\\(',str_replace('\\','\\\\',$txt)));
$s.=sprintf('BT %.2f %.2f Td (%s) Tj ET',($this->x+$dx)*$k,($this->h-($this->y+.5*$h+.3*$this->FontSize))*$k,$txt2);
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=0)
{
//Output text with automatic or explicit line breaks
$cw=&$this->CurrentFont['cw'];
if($w==0)
$w=$this->w-$this->rMargin-$this->x;
$wmax=($w-2*$this->cMargin)*1000/$this->FontSize;
$s=str_replace("\r",'',$txt);
$nb=strlen($s);
if($nb>0 and $s[$nb-1]=="\n")
$nb--;
$b=0;
if($border)
{
if($border==1)
{
$border='LTRB';
$b='LRT';
$b2='LR';
}
else
{
$b2='';
if(is_int(strpos($border,'L')))
$b2.='L';
if(is_int(strpos($border,'R')))
$b2.='R';
$b=is_int(strpos($border,'T')) ? $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 and $nl==2)
$b=$b2;
continue;
}
if($c==' ')
{
$sep=$i;
$ls=$l;
$ns++;
}
$l+=isset($cw[ord($c)])?$cw[ord($c)]:0;
if($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 and $nl==2)
$b=$b2;
}
else
$i++;
}
//Last chunk
if($this->ws>0)
{
$this->ws=0;
$this->_out('0 Tw');
}
if($border and is_int(strpos($border,'B')))
$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
$cw=&$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-$j),0,2,'',0,$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-$j),0,2,'',0,$link);
}
else
{
$this->Cell($w,$h,substr($s,$j,$sep-$j),0,2,'',0,$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,'',0,$link);
}
function Image($file,$x,$y,$w=0,$h=0,$type='',$link='')
{
//Put an image on the page
if(!isset($this->images[$file]))
{
//First use of 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);
$mqr=get_magic_quotes_runtime();
set_magic_quotes_runtime(0);
if($type=='jpg' or $type=='jpeg')
$info=$this->_parsejpg($file);
elseif($type=='png')
$info=$this->_parsepng($file);
else
{
//Allow for additional formats
$mtd='_parse'.$type;
if(!method_exists($this,$mtd))
$this->Error('Unsupported image type: '.$type);
$info=$this->$mtd($file);
}
set_magic_quotes_runtime($mqr);
$info['i']=count($this->images)+1;
$this->images[$file]=$info;
}
else
$info=$this->images[$file];
//Automatic width and height calculation if needed
if($w==0 and $h==0)
{
//Put image at 72 dpi
$w=$info['w']/$this->k;
$h=$info['h']/$this->k;
}
if($w==0)
$w=$h*$info['w']/$info['h'];
if($h==0)
$h=$w*$info['h']/$info['w'];
$this->_out(sprintf('q %.2f 0 0 %.2f %.2f %.2f cm /I%d Do Q',$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 Ln($h='')
{
//Line feed; default value is last cell height
$this->x=$this->lMargin;
if(is_string($h))
$this->y+=$this->lasth;
else
$this->y+=$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)
{
//Set y position and reset x
$this->x=$this->lMargin;
if($y>=0)
$this->y=$y;
else
$this->y=$this->h+$y;
}
function SetXY($x,$y)
{
//Set x and y positions
$this->SetY($y);
$this->SetX($x);
}
function Output($name='',$dest='')
{
//Output PDF to some destination
// lem9
//global $HTTP_SERVER_VARS;
//Finish document if necessary
if($this->state<3)
$this->Close();
//Normalize parameters
if(is_bool($dest))
$dest=$dest ? 'D' : 'F';
$dest=strtoupper($dest);
if($dest=='')
{
if($name=='')
{
$name='doc.pdf';
$dest='I';
}
else
$dest='F';
}
switch($dest)
{
case 'I':
//Send to standard output
// lem9
//if(isset($HTTP_SERVER_VARS['SERVER_NAME']))
if(PMA_getenv('SERVER_NAME'))
{
//We send to a browser
Header('Content-Type: application/pdf');
if(headers_sent())
$this->Error('Some data has already been output to browser, can\'t send PDF file');
Header('Content-Length: '.strlen($this->buffer));
Header('Content-disposition: inline; filename="'.$name.'"');
}
echo $this->buffer;
break;
case 'D':
//Download file
// lem9
//if(isset($HTTP_SERVER_VARS['HTTP_USER_AGENT']) and strpos($HTTP_SERVER_VARS['HTTP_USER_AGENT'],'MSIE'))
if(PMA_getenv('HTTP_USER_AGENT') and strpos(PMA_getenv('HTTP_USER_AGENT'), 'MSIE'))
Header('Content-Type: application/force-download');
else
Header('Content-Type: application/octet-stream');
if(headers_sent())
$this->Error('Some data has already been output to browser, can\'t send PDF file');
Header('Content-Length: '.strlen($this->buffer));
Header('Content-disposition: attachment; filename="'.$name.'"');
echo $this->buffer;
break;
case 'F':
//Save to local file
$f=fopen($name,'wb');
if(!$f)
$this->Error('Unable to create output file: '.$name);
fwrite($f,$this->buffer,strlen($this->buffer));
fclose($f);
break;
case 'S':
//Return as a string
return $this->buffer;
default:
$this->Error('Incorrect output destination: '.$dest);
}
return '';
}
/*******************************************************************************
* *
* Protected methods *
* *
*******************************************************************************/
function _dochecks()
{
//Check for locale-related bug
if(1.1==1)
$this->Error('Don\'t alter the locale before including class file');
//Check for decimal separator
if(sprintf('%.1f',1.0)!='1.0')
setlocale(LC_NUMERIC,'C');
}
function _begindoc()
{
//Start document
$this->state=1;
$this->_out('%PDF-1.3');
}
function _strreplace($what, $to, $where) {
return str_replace($what, $to, $where);
}
function _putpages()
{
$nb=$this->page;
if(!empty($this->AliasNbPages))
{
//Replace number of pages
for($n=1;$n<=$nb;$n++)
$this->pages[$n]=$this->_strreplace($this->AliasNbPages,$nb,$this->pages[$n]);
}
if($this->DefOrientation=='P')
{
$wPt=$this->fwPt;
$hPt=$this->fhPt;
}
else
{
$wPt=$this->fhPt;
$hPt=$this->fwPt;
}
$filter=($this->compress) ? '/Filter /FlateDecode ' : '';
for($n=1;$n<=$nb;$n++)
{
//Page
$this->_newobj();
$this->_out('<</Type /Page');
$this->_out('/Parent 1 0 R');
if(isset($this->OrientationChanges[$n]))
$this->_out(sprintf('/MediaBox [0 0 %.2f %.2f]',$hPt,$wPt));
$this->_out('/Resources 2 0 R');
if(isset($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]];
$h=isset($this->OrientationChanges[$l[0]]) ? $wPt : $hPt;
$annots.=sprintf('/Dest [%d 0 R /XYZ 0 %.2f null]>>',1+2*$l[0],$h-$l[1]*$this->k);
}
}
$this->_out($annots.']');
}
$this->_out('/Contents '.($this->n+1).' 0 R>>');
$this->_out('endobj');
//Page content
$p=($this->compress) ? gzcompress($this->pages[$n]) : $this->pages[$n];
$this->_newobj();
$this->_out('<<'.$filter.'/Length '.strlen($p).'>>');
$this->_putstream($p);
$this->_out('endobj');
}
//Pages root
$this->offsets[1]=strlen($this->buffer);
$this->_out('1 0 obj');
$this->_out('<</Type /Pages');
$kids='/Kids [';
for($i=0;$i<$nb;$i++)
$kids.=(3+2*$i).' 0 R ';
$this->_out($kids.']');
$this->_out('/Count '.$nb);
$this->_out(sprintf('/MediaBox [0 0 %.2f %.2f]',$wPt,$hPt));
$this->_out('>>');
$this->_out('endobj');
}
function _putfonts()
{
$nf=$this->n;
foreach($this->diffs as $diff)
{
//Encodings
$this->_newobj();
$this->_out('<</Type /Encoding /BaseEncoding /WinAnsiEncoding /Differences ['.$diff.']>>');
$this->_out('endobj');
}
$mqr=get_magic_quotes_runtime();
set_magic_quotes_runtime(0);
foreach($this->FontFiles as $file=>$info)
{
//Font file embedding
$this->_newobj();
$this->FontFiles[$file]['n']=$this->n;
if(defined('FPDF_FONTPATH'))
$file=FPDF_FONTPATH.$file;
$size=filesize($file);
if(!$size)
$this->Error('Font file not found');
$this->_out('<</Length '.$size);
if(substr($file,-2)=='.z')
$this->_out('/Filter /FlateDecode');
$this->_out('/Length1 '.$info['length1']);
if(isset($info['length2']))
$this->_out('/Length2 '.$info['length2'].' /Length3 0');
$this->_out('>>');
$f=fopen($file,'rb');
$this->_putstream(fread($f,$size));
fclose($f);
$this->_out('endobj');
}
set_magic_quotes_runtime($mqr);
foreach($this->fonts as $k=>$font)
{
//Font objects
$this->fonts[$k]['n']=$this->n+1;
$type=$font['type'];
$name=$font['name'];
if($type=='core')
{
//Standard font
$this->_newobj();
$this->_out('<</Type /Font');
$this->_out('/BaseFont /'.$name);
$this->_out('/Subtype /Type1');
if($name!='Symbol' and $name!='ZapfDingbats')
$this->_out('/Encoding /WinAnsiEncoding');
$this->_out('>>');
$this->_out('endobj');
}
elseif($type=='Type1' or $type=='TrueType')
{
//Additional Type1 or TrueType font
$this->_newobj();
$this->_out('<</Type /Font');
$this->_out('/BaseFont /'.$name);
$this->_out('/Subtype /'.$type);
$this->_out('/FirstChar 32 /LastChar 255');
$this->_out('/Widths '.($this->n+1).' 0 R');
$this->_out('/FontDescriptor '.($this->n+2).' 0 R');
if($font['enc'])
{
if(isset($font['diff']))
$this->_out('/Encoding '.($nf+$font['diff']).' 0 R');
else
$this->_out('/Encoding /WinAnsiEncoding');
}
$this->_out('>>');
$this->_out('endobj');
//Widths
$this->_newobj();
$cw=&$font['cw'];
$s='[';
for($i=32;$i<=255;$i++)
$s.=$cw[chr($i)].' ';
$this->_out($s.']');
$this->_out('endobj');
//Descriptor
$this->_newobj();
$s='<</Type /FontDescriptor /FontName /'.$name;
foreach($font['desc'] as $k=>$v)
$s.=' /'.$k.' '.$v;
$file=$font['file'];
if($file)
$s.=' /FontFile'.($type=='Type1' ? '' : '2').' '.$this->FontFiles[$file]['n'].' 0 R';
$this->_out($s.'>>');
$this->_out('endobj');
}
else
{
//Allow for additional types
$mtd='_put'.strtolower($type);
if(!method_exists($this,$mtd))
$this->Error('Unsupported font type: '.$type);
$this->$mtd($font);
}
}
}
function _putimages()
{
$filter=($this->compress) ? '/Filter /FlateDecode ' : '';
reset($this->images);
while(list($file,$info)=each($this->images))
{
$this->_newobj();
$this->images[$file]['n']=$this->n;
$this->_out('<</Type /XObject');
$this->_out('/Subtype /Image');
$this->_out('/Width '.$info['w']);
$this->_out('/Height '.$info['h']);
if($info['cs']=='Indexed')
$this->_out('/ColorSpace [/Indexed /DeviceRGB '.(strlen($info['pal'])/3-1).' '.($this->n+1).' 0 R]');
else
{
$this->_out('/ColorSpace /'.$info['cs']);
if($info['cs']=='DeviceCMYK')
$this->_out('/Decode [1 0 1 0 1 0 1 0]');
}
$this->_out('/BitsPerComponent '.$info['bpc']);
$this->_out('/Filter /'.$info['f']);
if(isset($info['parms']))
$this->_out($info['parms']);
if(isset($info['trns']) and is_array($info['trns']))
{
$trns='';
for($i=0;$i<count($info['trns']);$i++)
$trns.=$info['trns'][$i].' '.$info['trns'][$i].' ';
$this->_out('/Mask ['.$trns.']');
}
$this->_out('/Length '.strlen($info['data']).'>>');
$this->_putstream($info['data']);
unset($this->images[$file]['data']);
$this->_out('endobj');
//Palette
if($info['cs']=='Indexed')
{
$this->_newobj();
$pal=($this->compress) ? gzcompress($info['pal']) : $info['pal'];
$this->_out('<<'.$filter.'/Length '.strlen($pal).'>>');
$this->_putstream($pal);
$this->_out('endobj');
}
}
}
function _putresources()
{
$this->_putfonts();
$this->_putimages();
//Resource dictionary
$this->offsets[2]=strlen($this->buffer);
$this->_out('2 0 obj');
$this->_out('<</ProcSet [/PDF /Text /ImageB /ImageC /ImageI]');
$this->_out('/Font <<');
foreach($this->fonts as $font)
$this->_out('/F'.$font['i'].' '.$font['n'].' 0 R');
$this->_out('>>');
if(count($this->images))
{
$this->_out('/XObject <<');
foreach($this->images as $image)
$this->_out('/I'.$image['i'].' '.$image['n'].' 0 R');
$this->_out('>>');
}
$this->_out('>>');
$this->_out('endobj');
}
function _putinfo()
{
$this->_out('/Producer '.$this->_textstring('FPDF '.FPDF_VERSION));
if(!empty($this->title))
$this->_out('/Title '.$this->_textstring($this->title));
if(!empty($this->subject))
$this->_out('/Subject '.$this->_textstring($this->subject));
if(!empty($this->author))
$this->_out('/Author '.$this->_textstring($this->author));
if(!empty($this->keywords))
$this->_out('/Keywords '.$this->_textstring($this->keywords));
if(!empty($this->creator))
$this->_out('/Creator '.$this->_textstring($this->creator));
$this->_out('/CreationDate '.$this->_textstring('D:'.date('YmdHis')));
}
function _putcatalog()
{
$this->_out('/Type /Catalog');
$this->_out('/Pages 1 0 R');
if($this->ZoomMode=='fullpage')
$this->_out('/OpenAction [3 0 R /Fit]');
elseif($this->ZoomMode=='fullwidth')
$this->_out('/OpenAction [3 0 R /FitH null]');
elseif($this->ZoomMode=='real')
$this->_out('/OpenAction [3 0 R /XYZ null null 1]');
elseif(!is_string($this->ZoomMode))
$this->_out('/OpenAction [3 0 R /XYZ null null '.($this->ZoomMode/100).']');
if($this->LayoutMode=='single')
$this->_out('/PageLayout /SinglePage');
elseif($this->LayoutMode=='continuous')
$this->_out('/PageLayout /OneColumn');
elseif($this->LayoutMode=='two')
$this->_out('/PageLayout /TwoColumnLeft');
}
function _puttrailer()
{
$this->_out('/Size '.($this->n+1));
$this->_out('/Root '.$this->n.' 0 R');
$this->_out('/Info '.($this->n-1).' 0 R');
}
function _enddoc()
{
$this->_putpages();
$this->_putresources();
//Info
$this->_newobj();
$this->_out('<<');
$this->_putinfo();
$this->_out('>>');
$this->_out('endobj');
//Catalog
$this->_newobj();
$this->_out('<<');
$this->_putcatalog();
$this->_out('>>');
$this->_out('endobj');
//Cross-ref
$o=strlen($this->buffer);
$this->_out('xref');
$this->_out('0 '.($this->n+1));
$this->_out('0000000000 65535 f ');
for($i=1;$i<=$this->n;$i++)
$this->_out(sprintf('%010d 00000 n ',$this->offsets[$i]));
//Trailer
$this->_out('trailer');
$this->_out('<<');
$this->_puttrailer();
$this->_out('>>');
$this->_out('startxref');
$this->_out($o);
$this->_out('%%EOF');
$this->state=3;
}
function _beginpage($orientation)
{
$this->page++;
$this->pages[$this->page]='';
$this->state=2;
$this->x=$this->lMargin;
$this->y=$this->tMargin;
$this->FontFamily='';
//Page orientation
if(!$orientation)
$orientation=$this->DefOrientation;
else
{
$orientation=strtoupper($orientation{0});
if($orientation!=$this->DefOrientation)
$this->OrientationChanges[$this->page]=true;
}
if($orientation!=$this->CurOrientation)
{
//Change orientation
if($orientation=='P')
{
$this->wPt=$this->fwPt;
$this->hPt=$this->fhPt;
$this->w=$this->fw;
$this->h=$this->fh;
}
else
{
$this->wPt=$this->fhPt;
$this->hPt=$this->fwPt;
$this->w=$this->fh;
$this->h=$this->fw;
}
$this->PageBreakTrigger=$this->h-$this->bMargin;
$this->CurOrientation=$orientation;
}
}
function _endpage()
{
//End of page contents
$this->state=1;
}
function _newobj()
{
//Begin a new object
$this->n++;
$this->offsets[$this->n]=strlen($this->buffer);
$this->_out($this->n.' 0 obj');
}
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);
}
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']) or $a['channels']==3)
$colspace='DeviceRGB';
elseif($a['channels']==4)
$colspace='DeviceCMYK';
else
$colspace='DeviceGray';
$bpc=isset($a['bits']) ? $a['bits'] : 8;
//Read whole file
$f=fopen($file,'rb');
$data='';
while(!feof($f))
$data.=fread($f,4096);
fclose($f);
return array('w'=>$a[0],'h'=>$a[1],'cs'=>$colspace,'bpc'=>$bpc,'f'=>'DCTDecode','data'=>$data);
}
function _parsepng($file)
{
//Extract info from a PNG file
$f=fopen($file,'rb');
if(!$f)
$this->Error('Can\'t open image file: '.$file);
//Check signature
if(fread($f,8)!=chr(137).'PNG'.chr(13).chr(10).chr(26).chr(10))
$this->Error('Not a PNG file: '.$file);
//Read header chunk
fread($f,4);
if(fread($f,4)!='IHDR')
$this->Error('Incorrect PNG file: '.$file);
$w=$this->_freadint($f);
$h=$this->_freadint($f);
$bpc=ord(fread($f,1));
if($bpc>8)
$this->Error('16-bit depth not supported: '.$file);
$ct=ord(fread($f,1));
if($ct==0)
$colspace='DeviceGray';
elseif($ct==2)
$colspace='DeviceRGB';
elseif($ct==3)
$colspace='Indexed';
else
$this->Error('Alpha channel not supported: '.$file);
if(ord(fread($f,1))!=0)
$this->Error('Unknown compression method: '.$file);
if(ord(fread($f,1))!=0)
$this->Error('Unknown filter method: '.$file);
if(ord(fread($f,1))!=0)
$this->Error('Interlacing not supported: '.$file);
fread($f,4);
$parms='/DecodeParms <</Predictor 15 /Colors '.($ct==2 ? 3 : 1).' /BitsPerComponent '.$bpc.' /Columns '.$w.'>>';
//Scan chunks looking for palette, transparency and image data
$pal='';
$trns='';
$data='';
do
{
$n=$this->_freadint($f);
$type=fread($f,4);
if($type=='PLTE')
{
//Read palette
$pal=fread($f,$n);
fread($f,4);
}
elseif($type=='tRNS')
{
//Read transparency info
$t=fread($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(is_int($pos))
$trns=array($pos);
}
fread($f,4);
}
elseif($type=='IDAT')
{
//Read image data block
$data.=fread($f,$n);
fread($f,4);
}
elseif($type=='IEND')
break;
else
fread($f,$n+4);
}
while($n);
if($colspace=='Indexed' and empty($pal))
$this->Error('Missing palette in '.$file);
fclose($f);
return array('w'=>$w,'h'=>$h,'cs'=>$colspace,'bpc'=>$bpc,'f'=>'FlateDecode','parms'=>$parms,'pal'=>$pal,'trns'=>$trns,'data'=>$data);
}
function _freadint($f)
{
//Read a 4-byte integer from file
$i=ord(fread($f,1))<<24;
$i+=ord(fread($f,1))<<16;
$i+=ord(fread($f,1))<<8;
$i+=ord(fread($f,1));
return $i;
}
function _textstring($s)
{
//Format a text string
return '('.$this->_escape($s).')';
}
function _escape($s)
{
//Add \ before \, ( and )
return str_replace(')','\\)',str_replace('(','\\(',str_replace('\\','\\\\',$s)));
}
function _putstream($s)
{
$this->_out('stream');
$this->_out($s);
$this->_out('endstream');
}
function _out($s)
{
//Add a line to the document
if($this->state==2)
$this->pages[$this->page].=$s."\n";
else
$this->buffer.=$s."\n";
}
//End of class
}
//Handle special IE contype request
// lem9
//if(isset($HTTP_SERVER_VARS['HTTP_USER_AGENT']) and $HTTP_SERVER_VARS['HTTP_USER_AGENT']=='contype')
if(PMA_getenv('HTTP_USER_AGENT') == 'contype')
{
Header('Content-Type: application/pdf');
exit;
}
}
?>
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