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/admin/phpMyAdmin/libraries/fpdf/ -> fpdf.php (source)

   1  <?php
   2  /*******************************************************************************
   3  * Software: FPDF                                                               *
   4  * Version:  1.52                                                               *
   5  * Date:     2003-12-30                                                         *
   6  * Author:   Olivier PLATHEY                                                    *
   7  * License:  Freeware                                                           *
   8  *                                                                              *
   9  * You may use, modify and redistribute this software as you wish.              *
  10  *******************************************************************************/
  11  
  12  if(!class_exists('FPDF'))
  13  {
  14  define('FPDF_VERSION','1.52');
  15  
  16  class FPDF
  17  {
  18  //Private properties
  19  var $page;               //current page number
  20  var $n;                  //current object number
  21  var $offsets;            //array of object offsets
  22  var $buffer;             //buffer holding in-memory PDF
  23  var $pages;              //array containing pages
  24  var $state;              //current document state
  25  var $compress;           //compression flag
  26  var $DefOrientation;     //default orientation
  27  var $CurOrientation;     //current orientation
  28  var $OrientationChanges; //array indicating orientation changes
  29  var $k;                  //scale factor (number of points in user unit)
  30  var $fwPt,$fhPt;         //dimensions of page format in points
  31  var $fw,$fh;             //dimensions of page format in user unit
  32  var $wPt,$hPt;           //current dimensions of page in points
  33  var $w,$h;               //current dimensions of page in user unit
  34  var $lMargin;            //left margin
  35  var $tMargin;            //top margin
  36  var $rMargin;            //right margin
  37  var $bMargin;            //page break margin
  38  var $cMargin;            //cell margin
  39  var $x,$y;               //current position in user unit for cell positioning
  40  var $lasth;              //height of last cell printed
  41  var $LineWidth;          //line width in user unit
  42  var $CoreFonts;          //array of standard font names
  43  var $fonts;              //array of used fonts
  44  var $FontFiles;          //array of font files
  45  var $diffs;              //array of encoding differences
  46  var $images;             //array of used images
  47  var $PageLinks;          //array of links in pages
  48  var $links;              //array of internal links
  49  var $FontFamily;         //current font family
  50  var $FontStyle;          //current font style
  51  var $underline;          //underlining flag
  52  var $CurrentFont;        //current font info
  53  var $FontSizePt;         //current font size in points
  54  var $FontSize;           //current font size in user unit
  55  var $DrawColor;          //commands for drawing color
  56  var $FillColor;          //commands for filling color
  57  var $TextColor;          //commands for text color
  58  var $ColorFlag;          //indicates whether fill and text colors are different
  59  var $ws;                 //word spacing
  60  var $AutoPageBreak;      //automatic page breaking
  61  var $PageBreakTrigger;   //threshold used to trigger page breaks
  62  var $InFooter;           //flag set when processing footer
  63  var $ZoomMode;           //zoom display mode
  64  var $LayoutMode;         //layout display mode
  65  var $title;              //title
  66  var $subject;            //subject
  67  var $author;             //author
  68  var $keywords;           //keywords
  69  var $creator;            //creator
  70  var $AliasNbPages;       //alias for total number of pages
  71  
  72  /*******************************************************************************
  73  *                                                                              *
  74  *                               Public methods                                 *
  75  *                                                                              *
  76  *******************************************************************************/
  77  function FPDF($orientation='P',$unit='mm',$format='A4')
  78  {
  79      //Some checks
  80      $this->_dochecks();
  81      //Initialization of properties
  82      $this->page=0;
  83      $this->n=2;
  84      $this->buffer='';
  85      $this->pages=array();
  86      $this->OrientationChanges=array();
  87      $this->state=0;
  88      $this->fonts=array();
  89      $this->FontFiles=array();
  90      $this->diffs=array();
  91      $this->images=array();
  92      $this->links=array();
  93      $this->InFooter=false;
  94      $this->lasth=0;
  95      $this->FontFamily='';
  96      $this->FontStyle='';
  97      $this->FontSizePt=12;
  98      $this->underline=false;
  99      $this->DrawColor='0 G';
 100      $this->FillColor='0 g';
 101      $this->TextColor='0 g';
 102      $this->ColorFlag=false;
 103      $this->ws=0;
 104      //Standard fonts
 105      $this->CoreFonts=array('courier'=>'Courier','courierB'=>'Courier-Bold','courierI'=>'Courier-Oblique','courierBI'=>'Courier-BoldOblique',
 106          'helvetica'=>'Helvetica','helveticaB'=>'Helvetica-Bold','helveticaI'=>'Helvetica-Oblique','helveticaBI'=>'Helvetica-BoldOblique',
 107          'times'=>'Times-Roman','timesB'=>'Times-Bold','timesI'=>'Times-Italic','timesBI'=>'Times-BoldItalic',
 108          'symbol'=>'Symbol','zapfdingbats'=>'ZapfDingbats');
 109      //Scale factor
 110      if($unit=='pt')
 111          $this->k=1;
 112      elseif($unit=='mm')
 113          $this->k=72/25.4;
 114      elseif($unit=='cm')
 115          $this->k=72/2.54;
 116      elseif($unit=='in')
 117          $this->k=72;
 118      else
 119          $this->Error('Incorrect unit: '.$unit);
 120      //Page format
 121      if(is_string($format))
 122      {
 123          $format=strtolower($format);
 124          if($format=='a3')
 125              $format=array(841.89,1190.55);
 126          elseif($format=='a4')
 127              $format=array(595.28,841.89);
 128          elseif($format=='a5')
 129              $format=array(420.94,595.28);
 130          elseif($format=='letter')
 131              $format=array(612,792);
 132          elseif($format=='legal')
 133              $format=array(612,1008);
 134          else
 135              $this->Error('Unknown page format: '.$format);
 136          $this->fwPt=$format[0];
 137          $this->fhPt=$format[1];
 138      }
 139      else
 140      {
 141          $this->fwPt=$format[0]*$this->k;
 142          $this->fhPt=$format[1]*$this->k;
 143      }
 144      $this->fw=$this->fwPt/$this->k;
 145      $this->fh=$this->fhPt/$this->k;
 146      //Page orientation
 147      $orientation=strtolower($orientation);
 148      if($orientation=='p' or $orientation=='portrait')
 149      {
 150          $this->DefOrientation='P';
 151          $this->wPt=$this->fwPt;
 152          $this->hPt=$this->fhPt;
 153      }
 154      elseif($orientation=='l' or $orientation=='landscape')
 155      {
 156          $this->DefOrientation='L';
 157          $this->wPt=$this->fhPt;
 158          $this->hPt=$this->fwPt;
 159      }
 160      else
 161          $this->Error('Incorrect orientation: '.$orientation);
 162      $this->CurOrientation=$this->DefOrientation;
 163      $this->w=$this->wPt/$this->k;
 164      $this->h=$this->hPt/$this->k;
 165      //Page margins (1 cm)
 166      $margin=28.35/$this->k;
 167      $this->SetMargins($margin,$margin);
 168      //Interior cell margin (1 mm)
 169      $this->cMargin=$margin/10;
 170      //Line width (0.2 mm)
 171      $this->LineWidth=.567/$this->k;
 172      //Automatic page break
 173      $this->SetAutoPageBreak(true,2*$margin);
 174      //Full width display mode
 175      $this->SetDisplayMode('fullwidth');
 176      //Compression
 177      $this->SetCompression(true);
 178  }
 179  
 180  function SetMargins($left,$top,$right=-1)
 181  {
 182      //Set left, top and right margins
 183      $this->lMargin=$left;
 184      $this->tMargin=$top;
 185      if($right==-1)
 186          $right=$left;
 187      $this->rMargin=$right;
 188  }
 189  
 190  function SetLeftMargin($margin)
 191  {
 192      //Set left margin
 193      $this->lMargin=$margin;
 194      if($this->page>0 and $this->x<$margin)
 195          $this->x=$margin;
 196  }
 197  
 198  function SetTopMargin($margin)
 199  {
 200      //Set top margin
 201      $this->tMargin=$margin;
 202  }
 203  
 204  function SetRightMargin($margin)
 205  {
 206      //Set right margin
 207      $this->rMargin=$margin;
 208  }
 209  
 210  function SetAutoPageBreak($auto,$margin=0)
 211  {
 212      //Set auto page break mode and triggering margin
 213      $this->AutoPageBreak=$auto;
 214      $this->bMargin=$margin;
 215      $this->PageBreakTrigger=$this->h-$margin;
 216  }
 217  
 218  function SetDisplayMode($zoom,$layout='continuous')
 219  {
 220      //Set display mode in viewer
 221      if($zoom=='fullpage' or $zoom=='fullwidth' or $zoom=='real' or $zoom=='default' or !is_string($zoom))
 222          $this->ZoomMode=$zoom;
 223      else
 224          $this->Error('Incorrect zoom display mode: '.$zoom);
 225      if($layout=='single' or $layout=='continuous' or $layout=='two' or $layout=='default')
 226          $this->LayoutMode=$layout;
 227      else
 228          $this->Error('Incorrect layout display mode: '.$layout);
 229  }
 230  
 231  function SetCompression($compress)
 232  {
 233      //Set page compression
 234      if(function_exists('gzcompress'))
 235          $this->compress=$compress;
 236      else
 237          $this->compress=false;
 238  }
 239  
 240  function SetTitle($title)
 241  {
 242      //Title of document
 243      $this->title=$title;
 244  }
 245  
 246  function SetSubject($subject)
 247  {
 248      //Subject of document
 249      $this->subject=$subject;
 250  }
 251  
 252  function SetAuthor($author)
 253  {
 254      //Author of document
 255      $this->author=$author;
 256  }
 257  
 258  function SetKeywords($keywords)
 259  {
 260      //Keywords of document
 261      $this->keywords=$keywords;
 262  }
 263  
 264  function SetCreator($creator)
 265  {
 266      //Creator of document
 267      $this->creator=$creator;
 268  }
 269  
 270  function AliasNbPages($alias='{nb}')
 271  {
 272      //Define an alias for total number of pages
 273      $this->AliasNbPages=$alias;
 274  }
 275  
 276  function Error($msg)
 277  {
 278      //Fatal error
 279      die('<B>FPDF error: </B>'.$msg);
 280  }
 281  
 282  function Open()
 283  {
 284      //Begin document
 285      if($this->state==0)
 286          $this->_begindoc();
 287  }
 288  
 289  function Close()
 290  {
 291      //Terminate document
 292      if($this->state==3)
 293          return;
 294      if($this->page==0)
 295          $this->AddPage();
 296      //Page footer
 297      $this->InFooter=true;
 298      $this->Footer();
 299      $this->InFooter=false;
 300      //Close page
 301      $this->_endpage();
 302      //Close document
 303      $this->_enddoc();
 304  }
 305  
 306  function AddPage($orientation='')
 307  {
 308      //Start a new page
 309      if($this->state==0)
 310          $this->Open();
 311      $family=$this->FontFamily;
 312      $style=$this->FontStyle.($this->underline ? 'U' : '');
 313      $size=$this->FontSizePt;
 314      $lw=$this->LineWidth;
 315      $dc=$this->DrawColor;
 316      $fc=$this->FillColor;
 317      $tc=$this->TextColor;
 318      $cf=$this->ColorFlag;
 319      if($this->page>0)
 320      {
 321          //Page footer
 322          $this->InFooter=true;
 323          $this->Footer();
 324          $this->InFooter=false;
 325          //Close page
 326          $this->_endpage();
 327      }
 328      //Start new page
 329      $this->_beginpage($orientation);
 330      //Set line cap style to square
 331      $this->_out('2 J');
 332      //Set line width
 333      $this->LineWidth=$lw;
 334      $this->_out(sprintf('%.2f w',$lw*$this->k));
 335      //Set font
 336      if($family)
 337          $this->SetFont($family,$style,$size);
 338      //Set colors
 339      $this->DrawColor=$dc;
 340      if($dc!='0 G')
 341          $this->_out($dc);
 342      $this->FillColor=$fc;
 343      if($fc!='0 g')
 344          $this->_out($fc);
 345      $this->TextColor=$tc;
 346      $this->ColorFlag=$cf;
 347      //Page header
 348      $this->Header();
 349      //Restore line width
 350      if($this->LineWidth!=$lw)
 351      {
 352          $this->LineWidth=$lw;
 353          $this->_out(sprintf('%.2f w',$lw*$this->k));
 354      }
 355      //Restore font
 356      if($family)
 357          $this->SetFont($family,$style,$size);
 358      //Restore colors
 359      if($this->DrawColor!=$dc)
 360      {
 361          $this->DrawColor=$dc;
 362          $this->_out($dc);
 363      }
 364      if($this->FillColor!=$fc)
 365      {
 366          $this->FillColor=$fc;
 367          $this->_out($fc);
 368      }
 369      $this->TextColor=$tc;
 370      $this->ColorFlag=$cf;
 371  }
 372  
 373  function Header()
 374  {
 375      //To be implemented in your own inherited class
 376  }
 377  
 378  function Footer()
 379  {
 380      //To be implemented in your own inherited class
 381  }
 382  
 383  function PageNo()
 384  {
 385      //Get current page number
 386      return $this->page;
 387  }
 388  
 389  function SetDrawColor($r,$g=-1,$b=-1)
 390  {
 391      //Set color for all stroking operations
 392      if(($r==0 and $g==0 and $b==0) or $g==-1)
 393          $this->DrawColor=sprintf('%.3f G',$r/255);
 394      else
 395          $this->DrawColor=sprintf('%.3f %.3f %.3f RG',$r/255,$g/255,$b/255);
 396      if($this->page>0)
 397          $this->_out($this->DrawColor);
 398  }
 399  
 400  function SetFillColor($r,$g=-1,$b=-1)
 401  {
 402      //Set color for all filling operations
 403      if(($r==0 and $g==0 and $b==0) or $g==-1)
 404          $this->FillColor=sprintf('%.3f g',$r/255);
 405      else
 406          $this->FillColor=sprintf('%.3f %.3f %.3f rg',$r/255,$g/255,$b/255);
 407      $this->ColorFlag=($this->FillColor!=$this->TextColor);
 408      if($this->page>0)
 409          $this->_out($this->FillColor);
 410  }
 411  
 412  function SetTextColor($r,$g=-1,$b=-1)
 413  {
 414      //Set color for text
 415      if(($r==0 and $g==0 and $b==0) or $g==-1)
 416          $this->TextColor=sprintf('%.3f g',$r/255);
 417      else
 418          $this->TextColor=sprintf('%.3f %.3f %.3f rg',$r/255,$g/255,$b/255);
 419      $this->ColorFlag=($this->FillColor!=$this->TextColor);
 420  }
 421  
 422  function GetStringWidth($s)
 423  {
 424      //Get width of a string in the current font
 425      $s=(string)$s;
 426      $cw=&$this->CurrentFont['cw'];
 427      $w=0;
 428      $l=strlen($s);
 429      for($i=0;$i<$l;$i++)
 430          $w+=$cw[$s{$i}];
 431      return $w*$this->FontSize/1000;
 432  }
 433  
 434  function SetLineWidth($width)
 435  {
 436      //Set line width
 437      $this->LineWidth=$width;
 438      if($this->page>0)
 439          $this->_out(sprintf('%.2f w',$width*$this->k));
 440  }
 441  
 442  function Line($x1,$y1,$x2,$y2)
 443  {
 444      //Draw a line
 445      $this->_out(sprintf('%.2f %.2f m %.2f %.2f l S',$x1*$this->k,($this->h-$y1)*$this->k,$x2*$this->k,($this->h-$y2)*$this->k));
 446  }
 447  
 448  function Rect($x,$y,$w,$h,$style='')
 449  {
 450      //Draw a rectangle
 451      if($style=='F')
 452          $op='f';
 453      elseif($style=='FD' or $style=='DF')
 454          $op='B';
 455      else
 456          $op='S';
 457      $this->_out(sprintf('%.2f %.2f %.2f %.2f re %s',$x*$this->k,($this->h-$y)*$this->k,$w*$this->k,-$h*$this->k,$op));
 458  }
 459  
 460  function AddFont($family,$style='',$file='')
 461  {
 462      //Add a TrueType or Type1 font
 463      $family=strtolower($family);
 464      if($family=='arial')
 465          $family='helvetica';
 466      $style=strtoupper($style);
 467      if($style=='IB')
 468          $style='BI';
 469      if(isset($this->fonts[$family.$style]))
 470          $this->Error('Font already added: '.$family.' '.$style);
 471      if($file=='')
 472          $file=str_replace(' ','',$family).strtolower($style).'.php';
 473      if(defined('FPDF_FONTPATH'))
 474          $file=FPDF_FONTPATH.$file;
 475      include($file);
 476      if(!isset($name))
 477          $this->Error('Could not include font definition file');
 478      $i=count($this->fonts)+1;
 479      $this->fonts[$family.$style]=array('i'=>$i,'type'=>$type,'name'=>$name,'desc'=>$desc,'up'=>$up,'ut'=>$ut,'cw'=>$cw,'enc'=>$enc,'file'=>$file);
 480      if($diff)
 481      {
 482          //Search existing encodings
 483          $d=0;
 484          $nb=count($this->diffs);
 485          for($i=1;$i<=$nb;$i++)
 486              if($this->diffs[$i]==$diff)
 487              {
 488                  $d=$i;
 489                  break;
 490              }
 491          if($d==0)
 492          {
 493              $d=$nb+1;
 494              $this->diffs[$d]=$diff;
 495          }
 496          $this->fonts[$family.$style]['diff']=$d;
 497      }
 498      if($file)
 499      {
 500          if($type=='TrueType')
 501              $this->FontFiles[$file]=array('length1'=>$originalsize);
 502          else
 503              $this->FontFiles[$file]=array('length1'=>$size1,'length2'=>$size2);
 504      }
 505  }
 506  
 507  function SetFont($family,$style='',$size=0)
 508  {
 509      //Select a font; size given in points
 510      global $fpdf_charwidths;
 511  
 512      $family=strtolower($family);
 513      if($family=='')
 514          $family=$this->FontFamily;
 515      if($family=='arial')
 516          $family='helvetica';
 517      elseif($family=='symbol' or $family=='zapfdingbats')
 518          $style='';
 519      $style=strtoupper($style);
 520      if(is_int(strpos($style,'U')))
 521      {
 522          $this->underline=true;
 523          $style=str_replace('U','',$style);
 524      }
 525      else
 526          $this->underline=false;
 527      if($style=='IB')
 528          $style='BI';
 529      if($size==0)
 530          $size=$this->FontSizePt;
 531      //Test if font is already selected
 532      if($this->FontFamily==$family and $this->FontStyle==$style and $this->FontSizePt==$size)
 533          return;
 534      //Test if used for the first time
 535      $fontkey=$family.$style;
 536      if(!isset($this->fonts[$fontkey]))
 537      {
 538          //Check if one of the standard fonts
 539          if(isset($this->CoreFonts[$fontkey]))
 540          {
 541              if(!isset($fpdf_charwidths[$fontkey]))
 542              {
 543                  //Load metric file
 544                  $file=$family;
 545                  if($family=='times' or $family=='helvetica')
 546                      $file.=strtolower($style);
 547                  $file.='.php';
 548                  if(defined('FPDF_FONTPATH'))
 549                      $file=FPDF_FONTPATH.$file;
 550                  include($file);
 551                  if(!isset($fpdf_charwidths[$fontkey]))
 552                      $this->Error('Could not include font metric file');
 553              }
 554              $i=count($this->fonts)+1;
 555              $this->fonts[$fontkey]=array('i'=>$i,'type'=>'core','name'=>$this->CoreFonts[$fontkey],'up'=>-100,'ut'=>50,'cw'=>$fpdf_charwidths[$fontkey]);
 556          }
 557          else
 558              $this->Error('Undefined font: '.$family.' '.$style);
 559      }
 560      //Select it
 561      $this->FontFamily=$family;
 562      $this->FontStyle=$style;
 563      $this->FontSizePt=$size;
 564      $this->FontSize=$size/$this->k;
 565      $this->CurrentFont=&$this->fonts[$fontkey];
 566      if($this->page>0)
 567          $this->_out(sprintf('BT /F%d %.2f Tf ET',$this->CurrentFont['i'],$this->FontSizePt));
 568  }
 569  
 570  function SetFontSize($size)
 571  {
 572      //Set font size in points
 573      if($this->FontSizePt==$size)
 574          return;
 575      $this->FontSizePt=$size;
 576      $this->FontSize=$size/$this->k;
 577      if($this->page>0)
 578          $this->_out(sprintf('BT /F%d %.2f Tf ET',$this->CurrentFont['i'],$this->FontSizePt));
 579  }
 580  
 581  function AddLink()
 582  {
 583      //Create a new internal link
 584      $n=count($this->links)+1;
 585      $this->links[$n]=array(0,0);
 586      return $n;
 587  }
 588  
 589  function SetLink($link,$y=0,$page=-1)
 590  {
 591      //Set destination of internal link
 592      if($y==-1)
 593          $y=$this->y;
 594      if($page==-1)
 595          $page=$this->page;
 596      $this->links[$link]=array($page,$y);
 597  }
 598  
 599  function Link($x,$y,$w,$h,$link)
 600  {
 601      //Put a link on the page
 602      $this->PageLinks[$this->page][]=array($x*$this->k,$this->hPt-$y*$this->k,$w*$this->k,$h*$this->k,$link);
 603  }
 604  
 605  function Text($x,$y,$txt)
 606  {
 607      //Output a string
 608      $s=sprintf('BT %.2f %.2f Td (%s) Tj ET',$x*$this->k,($this->h-$y)*$this->k,$this->_escape($txt));
 609      if($this->underline and $txt!='')
 610          $s.=' '.$this->_dounderline($x,$y,$txt);
 611      if($this->ColorFlag)
 612          $s='q '.$this->TextColor.' '.$s.' Q';
 613      $this->_out($s);
 614  }
 615  
 616  function AcceptPageBreak()
 617  {
 618      //Accept automatic page break or not
 619      return $this->AutoPageBreak;
 620  }
 621  
 622  function Cell($w,$h=0,$txt='',$border=0,$ln=0,$align='',$fill=0,$link='')
 623  {
 624      //Output a cell
 625      $k=$this->k;
 626      if($this->y+$h>$this->PageBreakTrigger and !$this->InFooter and $this->AcceptPageBreak())
 627      {
 628          //Automatic page break
 629          $x=$this->x;
 630          $ws=$this->ws;
 631          if($ws>0)
 632          {
 633              $this->ws=0;
 634              $this->_out('0 Tw');
 635          }
 636          $this->AddPage($this->CurOrientation);
 637          $this->x=$x;
 638          if($ws>0)
 639          {
 640              $this->ws=$ws;
 641              $this->_out(sprintf('%.3f Tw',$ws*$k));
 642          }
 643      }
 644      if($w==0)
 645          $w=$this->w-$this->rMargin-$this->x;
 646      $s='';
 647      if($fill==1 or $border==1)
 648      {
 649          if($fill==1)
 650              $op=($border==1) ? 'B' : 'f';
 651          else
 652              $op='S';
 653          $s=sprintf('%.2f %.2f %.2f %.2f re %s ',$this->x*$k,($this->h-$this->y)*$k,$w*$k,-$h*$k,$op);
 654      }
 655      if(is_string($border))
 656      {
 657          $x=$this->x;
 658          $y=$this->y;
 659          if(is_int(strpos($border,'L')))
 660              $s.=sprintf('%.2f %.2f m %.2f %.2f l S ',$x*$k,($this->h-$y)*$k,$x*$k,($this->h-($y+$h))*$k);
 661          if(is_int(strpos($border,'T')))
 662              $s.=sprintf('%.2f %.2f m %.2f %.2f l S ',$x*$k,($this->h-$y)*$k,($x+$w)*$k,($this->h-$y)*$k);
 663          if(is_int(strpos($border,'R')))
 664              $s.=sprintf('%.2f %.2f m %.2f %.2f l S ',($x+$w)*$k,($this->h-$y)*$k,($x+$w)*$k,($this->h-($y+$h))*$k);
 665          if(is_int(strpos($border,'B')))
 666              $s.=sprintf('%.2f %.2f m %.2f %.2f l S ',$x*$k,($this->h-($y+$h))*$k,($x+$w)*$k,($this->h-($y+$h))*$k);
 667      }
 668      if($txt!='')
 669      {
 670          if($align=='R')
 671              $dx=$w-$this->cMargin-$this->GetStringWidth($txt);
 672          elseif($align=='C')
 673              $dx=($w-$this->GetStringWidth($txt))/2;
 674          else
 675              $dx=$this->cMargin;
 676          if($this->ColorFlag)
 677              $s.='q '.$this->TextColor.' ';
 678          $txt2=str_replace(')','\\)',str_replace('(','\\(',str_replace('\\','\\\\',$txt)));
 679          $s.=sprintf('BT %.2f %.2f Td (%s) Tj ET',($this->x+$dx)*$k,($this->h-($this->y+.5*$h+.3*$this->FontSize))*$k,$txt2);
 680          if($this->underline)
 681              $s.=' '.$this->_dounderline($this->x+$dx,$this->y+.5*$h+.3*$this->FontSize,$txt);
 682          if($this->ColorFlag)
 683              $s.=' Q';
 684          if($link)
 685              $this->Link($this->x+$dx,$this->y+.5*$h-.5*$this->FontSize,$this->GetStringWidth($txt),$this->FontSize,$link);
 686      }
 687      if($s)
 688          $this->_out($s);
 689      $this->lasth=$h;
 690      if($ln>0)
 691      {
 692          //Go to next line
 693          $this->y+=$h;
 694          if($ln==1)
 695              $this->x=$this->lMargin;
 696      }
 697      else
 698          $this->x+=$w;
 699  }
 700  
 701  function MultiCell($w,$h,$txt,$border=0,$align='J',$fill=0)
 702  {
 703      //Output text with automatic or explicit line breaks
 704      $cw=&$this->CurrentFont['cw'];
 705      if($w==0)
 706          $w=$this->w-$this->rMargin-$this->x;
 707      $wmax=($w-2*$this->cMargin)*1000/$this->FontSize;
 708      $s=str_replace("\r",'',$txt);
 709      $nb=strlen($s);
 710      if($nb>0 and $s[$nb-1]=="\n")
 711          $nb--;
 712      $b=0;
 713      if($border)
 714      {
 715          if($border==1)
 716          {
 717              $border='LTRB';
 718              $b='LRT';
 719              $b2='LR';
 720          }
 721          else
 722          {
 723              $b2='';
 724              if(is_int(strpos($border,'L')))
 725                  $b2.='L';
 726              if(is_int(strpos($border,'R')))
 727                  $b2.='R';
 728              $b=is_int(strpos($border,'T')) ? $b2.'T' : $b2;
 729          }
 730      }
 731      $sep=-1;
 732      $i=0;
 733      $j=0;
 734      $l=0;
 735      $ns=0;
 736      $nl=1;
 737      while($i<$nb)
 738      {
 739          //Get next character
 740          $c=$s{$i};
 741          if($c=="\n")
 742          {
 743              //Explicit line break
 744              if($this->ws>0)
 745              {
 746                  $this->ws=0;
 747                  $this->_out('0 Tw');
 748              }
 749              $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill);
 750              $i++;
 751              $sep=-1;
 752              $j=$i;
 753              $l=0;
 754              $ns=0;
 755              $nl++;
 756              if($border and $nl==2)
 757                  $b=$b2;
 758              continue;
 759          }
 760          if($c==' ')
 761          {
 762              $sep=$i;
 763              $ls=$l;
 764              $ns++;
 765          }
 766          $l+=isset($cw[ord($c)])?$cw[ord($c)]:0;
 767          if($l>$wmax)
 768          {
 769              //Automatic line break
 770              if($sep==-1)
 771              {
 772                  if($i==$j)
 773                      $i++;
 774                  if($this->ws>0)
 775                  {
 776                      $this->ws=0;
 777                      $this->_out('0 Tw');
 778                  }
 779                  $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill);
 780              }
 781              else
 782              {
 783                  if($align=='J')
 784                  {
 785                      $this->ws=($ns>1) ? ($wmax-$ls)/1000*$this->FontSize/($ns-1) : 0;
 786                      $this->_out(sprintf('%.3f Tw',$this->ws*$this->k));
 787                  }
 788                  $this->Cell($w,$h,substr($s,$j,$sep-$j),$b,2,$align,$fill);
 789                  $i=$sep+1;
 790              }
 791              $sep=-1;
 792              $j=$i;
 793              $l=0;
 794              $ns=0;
 795              $nl++;
 796              if($border and $nl==2)
 797                  $b=$b2;
 798          }
 799          else
 800              $i++;
 801      }
 802      //Last chunk
 803      if($this->ws>0)
 804      {
 805          $this->ws=0;
 806          $this->_out('0 Tw');
 807      }
 808      if($border and is_int(strpos($border,'B')))
 809          $b.='B';
 810      $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill);
 811      $this->x=$this->lMargin;
 812  }
 813  
 814  function Write($h,$txt,$link='')
 815  {
 816      //Output text in flowing mode
 817      $cw=&$this->CurrentFont['cw'];
 818      $w=$this->w-$this->rMargin-$this->x;
 819      $wmax=($w-2*$this->cMargin)*1000/$this->FontSize;
 820      $s=str_replace("\r",'',$txt);
 821      $nb=strlen($s);
 822      $sep=-1;
 823      $i=0;
 824      $j=0;
 825      $l=0;
 826      $nl=1;
 827      while($i<$nb)
 828      {
 829          //Get next character
 830          $c=$s{$i};
 831          if($c=="\n")
 832          {
 833              //Explicit line break
 834              $this->Cell($w,$h,substr($s,$j,$i-$j),0,2,'',0,$link);
 835              $i++;
 836              $sep=-1;
 837              $j=$i;
 838              $l=0;
 839              if($nl==1)
 840              {
 841                  $this->x=$this->lMargin;
 842                  $w=$this->w-$this->rMargin-$this->x;
 843                  $wmax=($w-2*$this->cMargin)*1000/$this->FontSize;
 844              }
 845              $nl++;
 846              continue;
 847          }
 848          if($c==' ')
 849              $sep=$i;
 850          $l+=$cw[$c];
 851          if($l>$wmax)
 852          {
 853              //Automatic line break
 854              if($sep==-1)
 855              {
 856                  if($this->x>$this->lMargin)
 857                  {
 858                      //Move to next line
 859                      $this->x=$this->lMargin;
 860                      $this->y+=$h;
 861                      $w=$this->w-$this->rMargin-$this->x;
 862                      $wmax=($w-2*$this->cMargin)*1000/$this->FontSize;
 863                      $i++;
 864                      $nl++;
 865                      continue;
 866                  }
 867                  if($i==$j)
 868                      $i++;
 869                  $this->Cell($w,$h,substr($s,$j,$i-$j),0,2,'',0,$link);
 870              }
 871              else
 872              {
 873                  $this->Cell($w,$h,substr($s,$j,$sep-$j),0,2,'',0,$link);
 874                  $i=$sep+1;
 875              }
 876              $sep=-1;
 877              $j=$i;
 878              $l=0;
 879              if($nl==1)
 880              {
 881                  $this->x=$this->lMargin;
 882                  $w=$this->w-$this->rMargin-$this->x;
 883                  $wmax=($w-2*$this->cMargin)*1000/$this->FontSize;
 884              }
 885              $nl++;
 886          }
 887          else
 888              $i++;
 889      }
 890      //Last chunk
 891      if($i!=$j)
 892          $this->Cell($l/1000*$this->FontSize,$h,substr($s,$j),0,0,'',0,$link);
 893  }
 894  
 895  function Image($file,$x,$y,$w=0,$h=0,$type='',$link='')
 896  {
 897      //Put an image on the page
 898      if(!isset($this->images[$file]))
 899      {
 900          //First use of image, get info
 901          if($type=='')
 902          {
 903              $pos=strrpos($file,'.');
 904              if(!$pos)
 905                  $this->Error('Image file has no extension and no type was specified: '.$file);
 906              $type=substr($file,$pos+1);
 907          }
 908          $type=strtolower($type);
 909          $mqr=get_magic_quotes_runtime();
 910          set_magic_quotes_runtime(0);
 911          if($type=='jpg' or $type=='jpeg')
 912              $info=$this->_parsejpg($file);
 913          elseif($type=='png')
 914              $info=$this->_parsepng($file);
 915          else
 916          {
 917              //Allow for additional formats
 918              $mtd='_parse'.$type;
 919              if(!method_exists($this,$mtd))
 920                  $this->Error('Unsupported image type: '.$type);
 921              $info=$this->$mtd($file);
 922          }
 923          set_magic_quotes_runtime($mqr);
 924          $info['i']=count($this->images)+1;
 925          $this->images[$file]=$info;
 926      }
 927      else
 928          $info=$this->images[$file];
 929      //Automatic width and height calculation if needed
 930      if($w==0 and $h==0)
 931      {
 932          //Put image at 72 dpi
 933          $w=$info['w']/$this->k;
 934          $h=$info['h']/$this->k;
 935      }
 936      if($w==0)
 937          $w=$h*$info['w']/$info['h'];
 938      if($h==0)
 939          $h=$w*$info['h']/$info['w'];
 940      $this->_out(sprintf('q %.2f 0 0 %.2f %.2f %.2f cm /I%d Do Q',$w*$this->k,$h*$this->k,$x*$this->k,($this->h-($y+$h))*$this->k,$info['i']));
 941      if($link)
 942          $this->Link($x,$y,$w,$h,$link);
 943  }
 944  
 945  function Ln($h='')
 946  {
 947      //Line feed; default value is last cell height
 948      $this->x=$this->lMargin;
 949      if(is_string($h))
 950          $this->y+=$this->lasth;
 951      else
 952          $this->y+=$h;
 953  }
 954  
 955  function GetX()
 956  {
 957      //Get x position
 958      return $this->x;
 959  }
 960  
 961  function SetX($x)
 962  {
 963      //Set x position
 964      if($x>=0)
 965          $this->x=$x;
 966      else
 967          $this->x=$this->w+$x;
 968  }
 969  
 970  function GetY()
 971  {
 972      //Get y position
 973      return $this->y;
 974  }
 975  
 976  function SetY($y)
 977  {
 978      //Set y position and reset x
 979      $this->x=$this->lMargin;
 980      if($y>=0)
 981          $this->y=$y;
 982      else
 983          $this->y=$this->h+$y;
 984  }
 985  
 986  function SetXY($x,$y)
 987  {
 988      //Set x and y positions
 989      $this->SetY($y);
 990      $this->SetX($x);
 991  }
 992  
 993  function Output($name='',$dest='')
 994  {
 995      //Output PDF to some destination
 996          // lem9
 997      //global $HTTP_SERVER_VARS;
 998  
 999      //Finish document if necessary
1000      if($this->state<3)
1001          $this->Close();
1002      //Normalize parameters
1003      if(is_bool($dest))
1004          $dest=$dest ? 'D' : 'F';
1005      $dest=strtoupper($dest);
1006      if($dest=='')
1007      {
1008          if($name=='')
1009          {
1010              $name='doc.pdf';
1011              $dest='I';
1012          }
1013          else
1014              $dest='F';
1015      }
1016      switch($dest)
1017      {
1018          case 'I':
1019              //Send to standard output
1020                          // lem9
1021              //if(isset($HTTP_SERVER_VARS['SERVER_NAME']))
1022              if(isset($_SERVER['SERVER_NAME']))
1023              {
1024                  //We send to a browser
1025                  Header('Content-Type: application/pdf');
1026                  if(headers_sent())
1027                      $this->Error('Some data has already been output to browser, can\'t send PDF file');
1028                  Header('Content-Length: '.strlen($this->buffer));
1029                  Header('Content-disposition: inline; filename="'.$name.'"');
1030              }
1031              echo $this->buffer;
1032              break;
1033          case 'D':
1034              //Download file
1035                          // lem9
1036              //if(isset($HTTP_SERVER_VARS['HTTP_USER_AGENT']) and strpos($HTTP_SERVER_VARS['HTTP_USER_AGENT'],'MSIE'))
1037              if(isset($_SERVER['HTTP_USER_AGENT']) and strpos($_SERVER['HTTP_USER_AGENT'],'MSIE'))
1038                  Header('Content-Type: application/force-download');
1039              else
1040                  Header('Content-Type: application/octet-stream');
1041              if(headers_sent())
1042                  $this->Error('Some data has already been output to browser, can\'t send PDF file');
1043              Header('Content-Length: '.strlen($this->buffer));
1044              Header('Content-disposition: attachment; filename="'.$name.'"');
1045              echo $this->buffer;
1046              break;
1047          case 'F':
1048              //Save to local file
1049              $f=fopen($name,'wb');
1050              if(!$f)
1051                  $this->Error('Unable to create output file: '.$name);
1052              fwrite($f,$this->buffer,strlen($this->buffer));
1053              fclose($f);
1054              break;
1055          case 'S':
1056              //Return as a string
1057              return $this->buffer;
1058          default:
1059              $this->Error('Incorrect output destination: '.$dest);
1060      }
1061      return '';
1062  }
1063  
1064  /*******************************************************************************
1065  *                                                                              *
1066  *                              Protected methods                               *
1067  *                                                                              *
1068  *******************************************************************************/
1069  function _dochecks()
1070  {
1071      //Check for locale-related bug
1072      if(1.1==1)
1073          $this->Error('Don\'t alter the locale before including class file');
1074      //Check for decimal separator
1075      if(sprintf('%.1f',1.0)!='1.0')
1076          setlocale(LC_NUMERIC,'C');
1077  }
1078  
1079  function _begindoc()
1080  {
1081      //Start document
1082      $this->state=1;
1083      $this->_out('%PDF-1.3');
1084  }
1085  
1086  function _strreplace($what, $to, $where) {
1087      return str_replace($what, $to, $where);
1088  }
1089  
1090  function _putpages()
1091  {
1092      $nb=$this->page;
1093      if(!empty($this->AliasNbPages))
1094      {
1095          //Replace number of pages
1096          for($n=1;$n<=$nb;$n++)
1097              $this->pages[$n]=$this->_strreplace($this->AliasNbPages,$nb,$this->pages[$n]);
1098      }
1099      if($this->DefOrientation=='P')
1100      {
1101          $wPt=$this->fwPt;
1102          $hPt=$this->fhPt;
1103      }
1104      else
1105      {
1106          $wPt=$this->fhPt;
1107          $hPt=$this->fwPt;
1108      }
1109      $filter=($this->compress) ? '/Filter /FlateDecode ' : '';
1110      for($n=1;$n<=$nb;$n++)
1111      {
1112          //Page
1113          $this->_newobj();
1114          $this->_out('<</Type /Page');
1115          $this->_out('/Parent 1 0 R');
1116          if(isset($this->OrientationChanges[$n]))
1117              $this->_out(sprintf('/MediaBox [0 0 %.2f %.2f]',$hPt,$wPt));
1118          $this->_out('/Resources 2 0 R');
1119          if(isset($this->PageLinks[$n]))
1120          {
1121              //Links
1122              $annots='/Annots [';
1123              foreach($this->PageLinks[$n] as $pl)
1124              {
1125                  $rect=sprintf('%.2f %.2f %.2f %.2f',$pl[0],$pl[1],$pl[0]+$pl[2],$pl[1]-$pl[3]);
1126                  $annots.='<</Type /Annot /Subtype /Link /Rect ['.$rect.'] /Border [0 0 0] ';
1127                  if(is_string($pl[4]))
1128                      $annots.='/A <</S /URI /URI '.$this->_textstring($pl[4]).'>>>>';
1129                  else
1130                  {
1131                      $l=$this->links[$pl[4]];
1132                      $h=isset($this->OrientationChanges[$l[0]]) ? $wPt : $hPt;
1133                      $annots.=sprintf('/Dest [%d 0 R /XYZ 0 %.2f null]>>',1+2*$l[0],$h-$l[1]*$this->k);
1134                  }
1135              }
1136              $this->_out($annots.']');
1137          }
1138          $this->_out('/Contents '.($this->n+1).' 0 R>>');
1139          $this->_out('endobj');
1140          //Page content
1141          $p=($this->compress) ? gzcompress($this->pages[$n]) : $this->pages[$n];
1142          $this->_newobj();
1143          $this->_out('<<'.$filter.'/Length '.strlen($p).'>>');
1144          $this->_putstream($p);
1145          $this->_out('endobj');
1146      }
1147      //Pages root
1148      $this->offsets[1]=strlen($this->buffer);
1149      $this->_out('1 0 obj');
1150      $this->_out('<</Type /Pages');
1151      $kids='/Kids [';
1152      for($i=0;$i<$nb;$i++)
1153          $kids.=(3+2*$i).' 0 R ';
1154      $this->_out($kids.']');
1155      $this->_out('/Count '.$nb);
1156      $this->_out(sprintf('/MediaBox [0 0 %.2f %.2f]',$wPt,$hPt));
1157      $this->_out('>>');
1158      $this->_out('endobj');
1159  }
1160  
1161  function _putfonts()
1162  {
1163      $nf=$this->n;
1164      foreach($this->diffs as $diff)
1165      {
1166          //Encodings
1167          $this->_newobj();
1168          $this->_out('<</Type /Encoding /BaseEncoding /WinAnsiEncoding /Differences ['.$diff.']>>');
1169          $this->_out('endobj');
1170      }
1171      $mqr=get_magic_quotes_runtime();
1172      set_magic_quotes_runtime(0);
1173      foreach($this->FontFiles as $file=>$info)
1174      {
1175          //Font file embedding
1176          $this->_newobj();
1177          $this->FontFiles[$file]['n']=$this->n;
1178          if(defined('FPDF_FONTPATH'))
1179              $file=FPDF_FONTPATH.$file;
1180          $size=filesize($file);
1181          if(!$size)
1182              $this->Error('Font file not found');
1183          $this->_out('<</Length '.$size);
1184          if(substr($file,-2)=='.z')
1185              $this->_out('/Filter /FlateDecode');
1186          $this->_out('/Length1 '.$info['length1']);
1187          if(isset($info['length2']))
1188              $this->_out('/Length2 '.$info['length2'].' /Length3 0');
1189          $this->_out('>>');
1190          $f=fopen($file,'rb');
1191          $this->_putstream(fread($f,$size));
1192          fclose($f);
1193          $this->_out('endobj');
1194      }
1195      set_magic_quotes_runtime($mqr);
1196      foreach($this->fonts as $k=>$font)
1197      {
1198          //Font objects
1199          $this->fonts[$k]['n']=$this->n+1;
1200          $type=$font['type'];
1201          $name=$font['name'];
1202          if($type=='core')
1203          {
1204              //Standard font
1205              $this->_newobj();
1206              $this->_out('<</Type /Font');
1207              $this->_out('/BaseFont /'.$name);
1208              $this->_out('/Subtype /Type1');
1209              if($name!='Symbol' and $name!='ZapfDingbats')
1210                  $this->_out('/Encoding /WinAnsiEncoding');
1211              $this->_out('>>');
1212              $this->_out('endobj');
1213          }
1214          elseif($type=='Type1' or $type=='TrueType')
1215          {
1216              //Additional Type1 or TrueType font
1217              $this->_newobj();
1218              $this->_out('<</Type /Font');
1219              $this->_out('/BaseFont /'.$name);
1220              $this->_out('/Subtype /'.$type);
1221              $this->_out('/FirstChar 32 /LastChar 255');
1222              $this->_out('/Widths '.($this->n+1).' 0 R');
1223              $this->_out('/FontDescriptor '.($this->n+2).' 0 R');
1224              if($font['enc'])
1225              {
1226                  if(isset($font['diff']))
1227                      $this->_out('/Encoding '.($nf+$font['diff']).' 0 R');
1228                  else
1229                      $this->_out('/Encoding /WinAnsiEncoding');
1230              }
1231              $this->_out('>>');
1232              $this->_out('endobj');
1233              //Widths
1234              $this->_newobj();
1235              $cw=&$font['cw'];
1236              $s='[';
1237              for($i=32;$i<=255;$i++)
1238                  $s.=$cw[chr($i)].' ';
1239              $this->_out($s.']');
1240              $this->_out('endobj');
1241              //Descriptor
1242              $this->_newobj();
1243              $s='<</Type /FontDescriptor /FontName /'.$name;
1244              foreach($font['desc'] as $k=>$v)
1245                  $s.=' /'.$k.' '.$v;
1246              $file=$font['file'];
1247              if($file)
1248                  $s.=' /FontFile'.($type=='Type1' ? '' : '2').' '.$this->FontFiles[$file]['n'].' 0 R';
1249              $this->_out($s.'>>');
1250              $this->_out('endobj');
1251          }
1252          else
1253          {
1254              //Allow for additional types
1255              $mtd='_put'.strtolower($type);
1256              if(!method_exists($this,$mtd))
1257                  $this->Error('Unsupported font type: '.$type);
1258              $this->$mtd($font);
1259          }
1260      }
1261  }
1262  
1263  function _putimages()
1264  {
1265      $filter=($this->compress) ? '/Filter /FlateDecode ' : '';
1266      reset($this->images);
1267      while(list($file,$info)=each($this->images))
1268      {
1269          $this->_newobj();
1270          $this->images[$file]['n']=$this->n;
1271          $this->_out('<</Type /XObject');
1272          $this->_out('/Subtype /Image');
1273          $this->_out('/Width '.$info['w']);
1274          $this->_out('/Height '.$info['h']);
1275          if($info['cs']=='Indexed')
1276              $this->_out('/ColorSpace [/Indexed /DeviceRGB '.(strlen($info['pal'])/3-1).' '.($this->n+1).' 0 R]');
1277          else
1278          {
1279              $this->_out('/ColorSpace /'.$info['cs']);
1280              if($info['cs']=='DeviceCMYK')
1281                  $this->_out('/Decode [1 0 1 0 1 0 1 0]');
1282          }
1283          $this->_out('/BitsPerComponent '.$info['bpc']);
1284          $this->_out('/Filter /'.$info['f']);
1285          if(isset($info['parms']))
1286              $this->_out($info['parms']);
1287          if(isset($info['trns']) and is_array($info['trns']))
1288          {
1289              $trns='';
1290              for($i=0;$i<count($info['trns']);$i++)
1291                  $trns.=$info['trns'][$i].' '.$info['trns'][$i].' ';
1292              $this->_out('/Mask ['.$trns.']');
1293          }
1294          $this->_out('/Length '.strlen($info['data']).'>>');
1295          $this->_putstream($info['data']);
1296          unset($this->images[$file]['data']);
1297          $this->_out('endobj');
1298          //Palette
1299          if($info['cs']=='Indexed')
1300          {
1301              $this->_newobj();
1302              $pal=($this->compress) ? gzcompress($info['pal']) : $info['pal'];
1303              $this->_out('<<'.$filter.'/Length '.strlen($pal).'>>');
1304              $this->_putstream($pal);
1305              $this->_out('endobj');
1306          }
1307      }
1308  }
1309  
1310  function _putresources()
1311  {
1312      $this->_putfonts();
1313      $this->_putimages();
1314      //Resource dictionary
1315      $this->offsets[2]=strlen($this->buffer);
1316      $this->_out('2 0 obj');
1317      $this->_out('<</ProcSet [/PDF /Text /ImageB /ImageC /ImageI]');
1318      $this->_out('/Font <<');
1319      foreach($this->fonts as $font)
1320          $this->_out('/F'.$font['i'].' '.$font['n'].' 0 R');
1321      $this->_out('>>');
1322      if(count($this->images))
1323      {
1324          $this->_out('/XObject <<');
1325          foreach($this->images as $image)
1326              $this->_out('/I'.$image['i'].' '.$image['n'].' 0 R');
1327          $this->_out('>>');
1328      }
1329      $this->_out('>>');
1330      $this->_out('endobj');
1331  }
1332  
1333  function _putinfo()
1334  {
1335      $this->_out('/Producer '.$this->_textstring('FPDF '.FPDF_VERSION));
1336      if(!empty($this->title))
1337          $this->_out('/Title '.$this->_textstring($this->title));
1338      if(!empty($this->subject))
1339          $this->_out('/Subject '.$this->_textstring($this->subject));
1340      if(!empty($this->author))
1341          $this->_out('/Author '.$this->_textstring($this->author));
1342      if(!empty($this->keywords))
1343          $this->_out('/Keywords '.$this->_textstring($this->keywords));
1344      if(!empty($this->creator))
1345          $this->_out('/Creator '.$this->_textstring($this->creator));
1346      $this->_out('/CreationDate '.$this->_textstring('D:'.date('YmdHis')));
1347  }
1348  
1349  function _putcatalog()
1350  {
1351      $this->_out('/Type /Catalog');
1352      $this->_out('/Pages 1 0 R');
1353      if($this->ZoomMode=='fullpage')
1354          $this->_out('/OpenAction [3 0 R /Fit]');
1355      elseif($this->ZoomMode=='fullwidth')
1356          $this->_out('/OpenAction [3 0 R /FitH null]');
1357      elseif($this->ZoomMode=='real')
1358          $this->_out('/OpenAction [3 0 R /XYZ null null 1]');
1359      elseif(!is_string($this->ZoomMode))
1360          $this->_out('/OpenAction [3 0 R /XYZ null null '.($this->ZoomMode/100).']');
1361      if($this->LayoutMode=='single')
1362          $this->_out('/PageLayout /SinglePage');
1363      elseif($this->LayoutMode=='continuous')
1364          $this->_out('/PageLayout /OneColumn');
1365      elseif($this->LayoutMode=='two')
1366          $this->_out('/PageLayout /TwoColumnLeft');
1367  }
1368  
1369  function _puttrailer()
1370  {
1371      $this->_out('/Size '.($this->n+1));
1372      $this->_out('/Root '.$this->n.' 0 R');
1373      $this->_out('/Info '.($this->n-1).' 0 R');
1374  }
1375  
1376  function _enddoc()
1377  {
1378      $this->_putpages();
1379      $this->_putresources();
1380      //Info
1381      $this->_newobj();
1382      $this->_out('<<');
1383      $this->_putinfo();
1384      $this->_out('>>');
1385      $this->_out('endobj');
1386      //Catalog
1387      $this->_newobj();
1388      $this->_out('<<');
1389      $this->_putcatalog();
1390      $this->_out('>>');
1391      $this->_out('endobj');
1392      //Cross-ref
1393      $o=strlen($this->buffer);
1394      $this->_out('xref');
1395      $this->_out('0 '.($this->n+1));
1396      $this->_out('0000000000 65535 f ');
1397      for($i=1;$i<=$this->n;$i++)
1398          $this->_out(sprintf('%010d 00000 n ',$this->offsets[$i]));
1399      //Trailer
1400      $this->_out('trailer');
1401      $this->_out('<<');
1402      $this->_puttrailer();
1403      $this->_out('>>');
1404      $this->_out('startxref');
1405      $this->_out($o);
1406      $this->_out('%%EOF');
1407      $this->state=3;
1408  }
1409  
1410  function _beginpage($orientation)
1411  {
1412      $this->page++;
1413      $this->pages[$this->page]='';
1414      $this->state=2;
1415      $this->x=$this->lMargin;
1416      $this->y=$this->tMargin;
1417      $this->FontFamily='';
1418      //Page orientation
1419      if(!$orientation)
1420          $orientation=$this->DefOrientation;
1421      else
1422      {
1423          $orientation=strtoupper($orientation{0});
1424          if($orientation!=$this->DefOrientation)
1425              $this->OrientationChanges[$this->page]=true;
1426      }
1427      if($orientation!=$this->CurOrientation)
1428      {
1429          //Change orientation
1430          if($orientation=='P')
1431          {
1432              $this->wPt=$this->fwPt;
1433              $this->hPt=$this->fhPt;
1434              $this->w=$this->fw;
1435              $this->h=$this->fh;
1436          }
1437          else
1438          {
1439              $this->wPt=$this->fhPt;
1440              $this->hPt=$this->fwPt;
1441              $this->w=$this->fh;
1442              $this->h=$this->fw;
1443          }
1444          $this->PageBreakTrigger=$this->h-$this->bMargin;
1445          $this->CurOrientation=$orientation;
1446      }
1447  }
1448  
1449  function _endpage()
1450  {
1451      //End of page contents
1452      $this->state=1;
1453  }
1454  
1455  function _newobj()
1456  {
1457      //Begin a new object
1458      $this->n++;
1459      $this->offsets[$this->n]=strlen($this->buffer);
1460      $this->_out($this->n.' 0 obj');
1461  }
1462  
1463  function _dounderline($x,$y,$txt)
1464  {
1465      //Underline text
1466      $up=$this->CurrentFont['up'];
1467      $ut=$this->CurrentFont['ut'];
1468      $w=$this->GetStringWidth($txt)+$this->ws*substr_count($txt,' ');
1469      return sprintf('%.2f %.2f %.2f %.2f re f',$x*$this->k,($this->h-($y-$up/1000*$this->FontSize))*$this->k,$w*$this->k,-$ut/1000*$this->FontSizePt);
1470  }
1471  
1472  function _parsejpg($file)
1473  {
1474      //Extract info from a JPEG file
1475      $a=GetImageSize($file);
1476      if(!$a)
1477          $this->Error('Missing or incorrect image file: '.$file);
1478      if($a[2]!=2)
1479          $this->Error('Not a JPEG file: '.$file);
1480      if(!isset($a['channels']) or $a['channels']==3)
1481          $colspace='DeviceRGB';
1482      elseif($a['channels']==4)
1483          $colspace='DeviceCMYK';
1484      else
1485          $colspace='DeviceGray';
1486      $bpc=isset($a['bits']) ? $a['bits'] : 8;
1487      //Read whole file
1488      $f=fopen($file,'rb');
1489      $data='';
1490      while(!feof($f))
1491          $data.=fread($f,4096);
1492      fclose($f);
1493      return array('w'=>$a[0],'h'=>$a[1],'cs'=>$colspace,'bpc'=>$bpc,'f'=>'DCTDecode','data'=>$data);
1494  }
1495  
1496  function _parsepng($file)
1497  {
1498      //Extract info from a PNG file
1499      $f=fopen($file,'rb');
1500      if(!$f)
1501          $this->Error('Can\'t open image file: '.$file);
1502      //Check signature
1503      if(fread($f,8)!=chr(137).'PNG'.chr(13).chr(10).chr(26).chr(10))
1504          $this->Error('Not a PNG file: '.$file);
1505      //Read header chunk
1506      fread($f,4);
1507      if(fread($f,4)!='IHDR')
1508          $this->Error('Incorrect PNG file: '.$file);
1509      $w=$this->_freadint($f);
1510      $h=$this->_freadint($f);
1511      $bpc=ord(fread($f,1));
1512      if($bpc>8)
1513          $this->Error('16-bit depth not supported: '.$file);
1514      $ct=ord(fread($f,1));
1515      if($ct==0)
1516          $colspace='DeviceGray';
1517      elseif($ct==2)
1518          $colspace='DeviceRGB';
1519      elseif($ct==3)
1520          $colspace='Indexed';
1521      else
1522          $this->Error('Alpha channel not supported: '.$file);
1523      if(ord(fread($f,1))!=0)
1524          $this->Error('Unknown compression method: '.$file);
1525      if(ord(fread($f,1))!=0)
1526          $this->Error('Unknown filter method: '.$file);
1527      if(ord(fread($f,1))!=0)
1528          $this->Error('Interlacing not supported: '.$file);
1529      fread($f,4);
1530      $parms='/DecodeParms <</Predictor 15 /Colors '.($ct==2 ? 3 : 1).' /BitsPerComponent '.$bpc.' /Columns '.$w.'>>';
1531      //Scan chunks looking for palette, transparency and image data
1532      $pal='';
1533      $trns='';
1534      $data='';
1535      do
1536      {
1537          $n=$this->_freadint($f);
1538          $type=fread($f,4);
1539          if($type=='PLTE')
1540          {
1541              //Read palette
1542              $pal=fread($f,$n);
1543              fread($f,4);
1544          }
1545          elseif($type=='tRNS')
1546          {
1547              //Read transparency info
1548              $t=fread($f,$n);
1549              if($ct==0)
1550                  $trns=array(ord(substr($t,1,1)));
1551              elseif($ct==2)
1552                  $trns=array(ord(substr($t,1,1)),ord(substr($t,3,1)),ord(substr($t,5,1)));
1553              else
1554              {
1555                  $pos=strpos($t,chr(0));
1556                  if(is_int($pos))
1557                      $trns=array($pos);
1558              }
1559              fread($f,4);
1560          }
1561          elseif($type=='IDAT')
1562          {
1563              //Read image data block
1564              $data.=fread($f,$n);
1565              fread($f,4);
1566          }
1567          elseif($type=='IEND')
1568              break;
1569          else
1570              fread($f,$n+4);
1571      }
1572      while($n);
1573      if($colspace=='Indexed' and empty($pal))
1574          $this->Error('Missing palette in '.$file);
1575      fclose($f);
1576      return array('w'=>$w,'h'=>$h,'cs'=>$colspace,'bpc'=>$bpc,'f'=>'FlateDecode','parms'=>$parms,'pal'=>$pal,'trns'=>$trns,'data'=>$data);
1577  }
1578  
1579  function _freadint($f)
1580  {
1581      //Read a 4-byte integer from file
1582      $i=ord(fread($f,1))<<24;
1583      $i+=ord(fread($f,1))<<16;
1584      $i+=ord(fread($f,1))<<8;
1585      $i+=ord(fread($f,1));
1586      return $i;
1587  }
1588  
1589  function _textstring($s)
1590  {
1591      //Format a text string
1592      return '('.$this->_escape($s).')';
1593  }
1594  
1595  function _escape($s)
1596  {
1597      //Add \ before \, ( and )
1598      return str_replace(')','\\)',str_replace('(','\\(',str_replace('\\','\\\\',$s)));
1599  }
1600  
1601  function _putstream($s)
1602  {
1603      $this->_out('stream');
1604      $this->_out($s);
1605      $this->_out('endstream');
1606  }
1607  
1608  function _out($s)
1609  {
1610      //Add a line to the document
1611      if($this->state==2)
1612          $this->pages[$this->page].=$s."\n";
1613      else
1614          $this->buffer.=$s."\n";
1615  }
1616  //End of class
1617  }
1618  
1619  //Handle special IE contype request
1620  // lem9
1621  //if(isset($HTTP_SERVER_VARS['HTTP_USER_AGENT']) and $HTTP_SERVER_VARS['HTTP_USER_AGENT']=='contype')
1622  if(isset($_SERVER['HTTP_USER_AGENT']) and $_SERVER['HTTP_USER_AGENT']=='contype')
1623  {
1624      Header('Content-Type: application/pdf');
1625      exit;
1626  }
1627  
1628  }
1629  ?>


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