1805 lines
46 KiB
PHP
1805 lines
46 KiB
PHP
<?php
|
|
/*******************************************************************************
|
|
* FPDF *
|
|
* *
|
|
* Version: 1.7 *
|
|
* Date: 2011-06-18 *
|
|
* Author: Olivier PLATHEY *
|
|
*******************************************************************************/
|
|
|
|
define('FPDF_VERSION','1.7');
|
|
|
|
class FPDF
|
|
{
|
|
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 $k; // scale factor (number of points in user unit)
|
|
var $DefOrientation; // default orientation
|
|
var $CurOrientation; // current orientation
|
|
var $StdPageSizes; // standard page sizes
|
|
var $DefPageSize; // default page size
|
|
var $CurPageSize; // current page size
|
|
var $PageSizes; // used for pages with non default sizes or orientations
|
|
var $wPt, $hPt; // dimensions of current page in points
|
|
var $w, $h; // dimensions of current 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
|
|
var $lasth; // height of last printed cell
|
|
var $LineWidth; // line width in user unit
|
|
var $fontpath; // path containing fonts
|
|
var $CoreFonts; // array of core font names
|
|
var $fonts; // array of used fonts
|
|
var $FontFiles; // array of font files
|
|
var $diffs; // array of encoding differences
|
|
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 $images; // array of used images
|
|
var $PageLinks; // array of links in pages
|
|
var $links; // array of internal links
|
|
var $AutoPageBreak; // automatic page breaking
|
|
var $PageBreakTrigger; // threshold used to trigger page breaks
|
|
var $InHeader; // flag set when processing header
|
|
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
|
|
var $PDFVersion; // PDF version number
|
|
|
|
/*******************************************************************************
|
|
* *
|
|
* Public methods *
|
|
* *
|
|
*******************************************************************************/
|
|
function FPDF($orientation='P', $unit='mm', $size='A4')
|
|
{
|
|
// Some checks
|
|
$this->_dochecks();
|
|
// Initialization of properties
|
|
$this->page = 0;
|
|
$this->n = 2;
|
|
$this->buffer = '';
|
|
$this->pages = array();
|
|
$this->PageSizes = array();
|
|
$this->state = 0;
|
|
$this->fonts = array();
|
|
$this->FontFiles = array();
|
|
$this->diffs = 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->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 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, $isUTF8=false)
|
|
{
|
|
// Title of document
|
|
if($isUTF8)
|
|
$title = $this->_UTF8toUTF16($title);
|
|
$this->title = $title;
|
|
}
|
|
|
|
function SetSubject($subject, $isUTF8=false)
|
|
{
|
|
// Subject of document
|
|
if($isUTF8)
|
|
$subject = $this->_UTF8toUTF16($subject);
|
|
$this->subject = $subject;
|
|
}
|
|
|
|
function SetAuthor($author, $isUTF8=false)
|
|
{
|
|
// Author of document
|
|
if($isUTF8)
|
|
$author = $this->_UTF8toUTF16($author);
|
|
$this->author = $author;
|
|
}
|
|
|
|
function SetKeywords($keywords, $isUTF8=false)
|
|
{
|
|
// Keywords of document
|
|
if($isUTF8)
|
|
$keywords = $this->_UTF8toUTF16($keywords);
|
|
$this->keywords = $keywords;
|
|
}
|
|
|
|
function SetCreator($creator, $isUTF8=false)
|
|
{
|
|
// Creator of document
|
|
if($isUTF8)
|
|
$creator = $this->_UTF8toUTF16($creator);
|
|
$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
|
|
$this->state = 1;
|
|
}
|
|
|
|
function Close()
|
|
{
|
|
// Terminate document
|
|
if($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='', $size='')
|
|
{
|
|
// Start a new page
|
|
if($this->state==0)
|
|
$this->Open();
|
|
$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);
|
|
// 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['diff']))
|
|
{
|
|
// Search existing encodings
|
|
$n = array_search($info['diff'],$this->diffs);
|
|
if(!$n)
|
|
{
|
|
$n = count($this->diffs)+1;
|
|
$this->diffs[$n] = $info['diff'];
|
|
}
|
|
$info['diffn'] = $n;
|
|
}
|
|
if(!empty($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
|
|
$s = sprintf('BT %.2F %.2F Td (%s) Tj ET',$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->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($txt!=='')
|
|
{
|
|
if($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=false)
|
|
{
|
|
// 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 && $s[$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
|
|
$cw = &$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,$link);
|
|
}
|
|
|
|
function Ln($h=null)
|
|
{
|
|
// Line feed; default value is 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='', $link='')
|
|
{
|
|
// Put an image on the page
|
|
if(!isset($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->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 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='', $dest='')
|
|
{
|
|
// Output PDF to some destination
|
|
if($this->state<3)
|
|
$this->Close();
|
|
$dest = strtoupper($dest);
|
|
if($dest=='')
|
|
{
|
|
if($name=='')
|
|
{
|
|
$name = 'doc.pdf';
|
|
$dest = 'I';
|
|
}
|
|
else
|
|
$dest = 'F';
|
|
}
|
|
switch($dest)
|
|
{
|
|
case 'I':
|
|
// Send to standard output
|
|
$this->_checkoutput();
|
|
if(PHP_SAPI!='cli')
|
|
{
|
|
// We send to a browser
|
|
header('Content-Type: application/pdf');
|
|
header('Content-Disposition: inline; filename="'.$name.'"');
|
|
header('Cache-Control: private, max-age=0, must-revalidate');
|
|
header('Pragma: public');
|
|
}
|
|
echo $this->buffer;
|
|
break;
|
|
case 'D':
|
|
// Download file
|
|
$this->_checkoutput();
|
|
header('Content-Type: application/x-download');
|
|
header('Content-Disposition: attachment; filename="'.$name.'"');
|
|
header('Cache-Control: private, max-age=0, must-revalidate');
|
|
header('Pragma: public');
|
|
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 availability of %F
|
|
if(sprintf('%.1F',1.0)!='1.0')
|
|
$this->Error('This version of PHP is not supported');
|
|
// Check mbstring overloading
|
|
if(ini_get('mbstring.func_overload') & 2)
|
|
$this->Error('mbstring overloading must be disabled');
|
|
// Ensure runtime magic quotes are disabled
|
|
if(get_magic_quotes_runtime())
|
|
@set_magic_quotes_runtime(0);
|
|
}
|
|
|
|
function _checkoutput()
|
|
{
|
|
if(PHP_SAPI!='cli')
|
|
{
|
|
if(headers_sent($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
|
|
$this->Error("Some data has already been output, can't send PDF file");
|
|
}
|
|
}
|
|
|
|
function _getpagesize($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 $size;
|
|
}
|
|
}
|
|
|
|
function _beginpage($orientation, $size)
|
|
{
|
|
$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])
|
|
$this->PageSizes[$this->page] = array($this->wPt, $this->hPt);
|
|
}
|
|
|
|
function _endpage()
|
|
{
|
|
$this->state = 1;
|
|
}
|
|
|
|
function _loadfont($font)
|
|
{
|
|
// Load a font definition file from the font directory
|
|
include($this->fontpath.$font);
|
|
$a = get_defined_vars();
|
|
if(!isset($a['name']))
|
|
$this->Error('Could not include font definition file');
|
|
return $a;
|
|
}
|
|
|
|
function _escape($s)
|
|
{
|
|
// Escape special characters in strings
|
|
$s = str_replace('\\','\\\\',$s);
|
|
$s = str_replace('(','\\(',$s);
|
|
$s = str_replace(')','\\)',$s);
|
|
$s = str_replace("\r",'\\r',$s);
|
|
return $s;
|
|
}
|
|
|
|
function _textstring($s)
|
|
{
|
|
// Format a text string
|
|
return '('.$this->_escape($s).')';
|
|
}
|
|
|
|
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 $res;
|
|
}
|
|
|
|
function _dounderline($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']) || $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'=>$data);
|
|
}
|
|
|
|
function _parsepng($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 $info;
|
|
}
|
|
|
|
function _parsepngstream($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);
|
|
if($this->PDFVersion<'1.4')
|
|
$this->PDFVersion = '1.4';
|
|
}
|
|
$info['data'] = $data;
|
|
return $info;
|
|
}
|
|
|
|
function _readstream($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 $res;
|
|
}
|
|
|
|
function _readint($f)
|
|
{
|
|
// Read a 4-byte integer from stream
|
|
$a = unpack('Ni',$this->_readstream($f,4));
|
|
return $a['i'];
|
|
}
|
|
|
|
function _parsegif($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);
|
|
$f = @fopen('php://temp','rb+');
|
|
if($f)
|
|
{
|
|
// Perform conversion in memory
|
|
ob_start();
|
|
imagepng($im);
|
|
$data = ob_get_clean();
|
|
imagedestroy($im);
|
|
fwrite($f,$data);
|
|
rewind($f);
|
|
$info = $this->_parsepngstream($f,$file);
|
|
fclose($f);
|
|
}
|
|
else
|
|
{
|
|
// Use temporary file
|
|
$tmp = tempnam('.','gif');
|
|
if(!$tmp)
|
|
$this->Error('Unable to create a temporary file');
|
|
if(!imagepng($im,$tmp))
|
|
$this->Error('Error while saving to temporary file');
|
|
imagedestroy($im);
|
|
$info = $this->_parsepng($tmp);
|
|
unlink($tmp);
|
|
}
|
|
return $info;
|
|
}
|
|
|
|
function _newobj()
|
|
{
|
|
// Begin a new object
|
|
$this->n++;
|
|
$this->offsets[$this->n] = strlen($this->buffer);
|
|
$this->_out($this->n.' 0 obj');
|
|
}
|
|
|
|
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";
|
|
}
|
|
|
|
function _putpages()
|
|
{
|
|
$nb = $this->page;
|
|
if(!empty($this->AliasNbPages))
|
|
{
|
|
// Replace number of pages
|
|
for($n=1;$n<=$nb;$n++)
|
|
$this->pages[$n] = str_replace($this->AliasNbPages,$nb,$this->pages[$n]);
|
|
}
|
|
if($this->DefOrientation=='P')
|
|
{
|
|
$wPt = $this->DefPageSize[0]*$this->k;
|
|
$hPt = $this->DefPageSize[1]*$this->k;
|
|
}
|
|
else
|
|
{
|
|
$wPt = $this->DefPageSize[1]*$this->k;
|
|
$hPt = $this->DefPageSize[0]*$this->k;
|
|
}
|
|
$filter = ($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->PageSizes[$n]))
|
|
$this->_out(sprintf('/MediaBox [0 0 %.2F %.2F]',$this->PageSizes[$n][0],$this->PageSizes[$n][1]));
|
|
$this->_out('/Resources 2 0 R');
|
|
if(isset($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->PageSizes[$l[0]]) ? $this->PageSizes[$l[0]][1] : $hPt;
|
|
$annots .= sprintf('/Dest [%d 0 R /XYZ 0 %.2F null]>>',1+2*$l[0],$h-$l[1]*$this->k);
|
|
}
|
|
}
|
|
$this->_out($annots.']');
|
|
}
|
|
if($this->PDFVersion>'1.3')
|
|
$this->_out('/Group <</Type /Group /S /Transparency /CS /DeviceRGB>>');
|
|
$this->_out('/Contents '.($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.']>>');
|
|
$this->_out('endobj');
|
|
}
|
|
foreach($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']);
|
|
$this->_out('<</Length '.strlen($font));
|
|
if($compressed)
|
|
$this->_out('/Filter /FlateDecode');
|
|
$this->_out('/Length1 '.$info['length1']);
|
|
if(isset($info['length2']))
|
|
$this->_out('/Length2 '.$info['length2'].' /Length3 0');
|
|
$this->_out('>>');
|
|
$this->_putstream($font);
|
|
$this->_out('endobj');
|
|
}
|
|
foreach($this->fonts as $k=>$font)
|
|
{
|
|
// Font objects
|
|
$this->fonts[$k]['n'] = $this->n+1;
|
|
$type = $font['type'];
|
|
$name = $font['name'];
|
|
if($type=='Core')
|
|
{
|
|
// Core font
|
|
$this->_newobj();
|
|
$this->_out('<</Type /Font');
|
|
$this->_out('/BaseFont /'.$name);
|
|
$this->_out('/Subtype /Type1');
|
|
if($name!='Symbol' && $name!='ZapfDingbats')
|
|
$this->_out('/Encoding /WinAnsiEncoding');
|
|
$this->_out('>>');
|
|
$this->_out('endobj');
|
|
}
|
|
elseif($type=='Type1' || $type=='TrueType')
|
|
{
|
|
// Additional Type1 or TrueType/OpenType 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(isset($font['diffn']))
|
|
$this->_out('/Encoding '.($nf+$font['diffn']).' 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.' '.$v;
|
|
if(!empty($font['file']))
|
|
$s .= ' /FontFile'.($type=='Type1' ? '' : '2').' '.$this->FontFiles[$font['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($font);
|
|
}
|
|
}
|
|
}
|
|
|
|
function _putimages()
|
|
{
|
|
foreach(array_keys($this->images) as $file)
|
|
{
|
|
$this->_putimage($this->images[$file]);
|
|
unset($this->images[$file]['data']);
|
|
unset($this->images[$file]['smask']);
|
|
}
|
|
}
|
|
|
|
function _putimage(&$info)
|
|
{
|
|
$this->_newobj();
|
|
$info['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']);
|
|
if(isset($info['f']))
|
|
$this->_out('/Filter /'.$info['f']);
|
|
if(isset($info['dp']))
|
|
$this->_out('/DecodeParms <<'.$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].' ';
|
|
$this->_out('/Mask ['.$trns.']');
|
|
}
|
|
if(isset($info['smask']))
|
|
$this->_out('/SMask '.($this->n+1).' 0 R');
|
|
$this->_out('/Length '.strlen($info['data']).'>>');
|
|
$this->_putstream($info['data']);
|
|
$this->_out('endobj');
|
|
// Soft mask
|
|
if(isset($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')
|
|
{
|
|
$filter = ($this->compress) ? '/Filter /FlateDecode ' : '';
|
|
$pal = ($this->compress) ? gzcompress($info['pal']) : $info['pal'];
|
|
$this->_newobj();
|
|
$this->_out('<<'.$filter.'/Length '.strlen($pal).'>>');
|
|
$this->_putstream($pal);
|
|
$this->_out('endobj');
|
|
}
|
|
}
|
|
|
|
function _putxobjectdict()
|
|
{
|
|
foreach($this->images as $image)
|
|
$this->_out('/I'.$image['i'].' '.$image['n'].' 0 R');
|
|
}
|
|
|
|
function _putresourcedict()
|
|
{
|
|
$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('>>');
|
|
$this->_out('/XObject <<');
|
|
$this->_putxobjectdict();
|
|
$this->_out('>>');
|
|
}
|
|
|
|
function _putresources()
|
|
{
|
|
$this->_putfonts();
|
|
$this->_putimages();
|
|
// Resource dictionary
|
|
$this->offsets[2] = strlen($this->buffer);
|
|
$this->_out('2 0 obj');
|
|
$this->_out('<<');
|
|
$this->_putresourcedict();
|
|
$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))
|
|
$this->_out('/OpenAction [3 0 R /XYZ null null '.sprintf('%.2F',$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 _putheader()
|
|
{
|
|
$this->_out('%PDF-'.$this->PDFVersion);
|
|
}
|
|
|
|
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->_putheader();
|
|
$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');
|
|
$this->state = 3;
|
|
}
|
|
// End of class
|
|
}
|
|
|
|
// Handle special IE contype request
|
|
if(isset($_SERVER['HTTP_USER_AGENT']) && $_SERVER['HTTP_USER_AGENT']=='contype')
|
|
{
|
|
header('Content-Type: application/pdf');
|
|
exit;
|
|
}
|
|
|
|
?>
|