fpdf.php (50202B)
1 <?php 2 /******************************************************************************* 3 * FPDF * 4 * * 5 * Version: 1.84 * 6 * Date: 2021-08-28 * 7 * Author: Olivier PLATHEY * 8 *******************************************************************************/ 9 10 define('FPDF_VERSION','1.84'); 11 12 class FPDF 13 { 14 protected $page; // current page number 15 protected $n; // current object number 16 protected $offsets; // array of object offsets 17 protected $buffer; // buffer holding in-memory PDF 18 protected $pages; // array containing pages 19 protected $state; // current document state 20 protected $compress; // compression flag 21 protected $k; // scale factor (number of points in user unit) 22 protected $DefOrientation; // default orientation 23 protected $CurOrientation; // current orientation 24 protected $StdPageSizes; // standard page sizes 25 protected $DefPageSize; // default page size 26 protected $CurPageSize; // current page size 27 protected $CurRotation; // current page rotation 28 protected $PageInfo; // page-related data 29 protected $wPt, $hPt; // dimensions of current page in points 30 protected $w, $h; // dimensions of current page in user unit 31 protected $lMargin; // left margin 32 protected $tMargin; // top margin 33 protected $rMargin; // right margin 34 protected $bMargin; // page break margin 35 protected $cMargin; // cell margin 36 protected $x, $y; // current position in user unit 37 protected $lasth; // height of last printed cell 38 protected $LineWidth; // line width in user unit 39 protected $fontpath; // path containing fonts 40 protected $CoreFonts; // array of core font names 41 protected $fonts; // array of used fonts 42 protected $FontFiles; // array of font files 43 protected $encodings; // array of encodings 44 protected $cmaps; // array of ToUnicode CMaps 45 protected $FontFamily; // current font family 46 protected $FontStyle; // current font style 47 protected $underline; // underlining flag 48 protected $CurrentFont; // current font info 49 protected $FontSizePt; // current font size in points 50 protected $FontSize; // current font size in user unit 51 protected $DrawColor; // commands for drawing color 52 protected $FillColor; // commands for filling color 53 protected $TextColor; // commands for text color 54 protected $ColorFlag; // indicates whether fill and text colors are different 55 protected $WithAlpha; // indicates whether alpha channel is used 56 protected $ws; // word spacing 57 protected $images; // array of used images 58 protected $PageLinks; // array of links in pages 59 protected $links; // array of internal links 60 protected $AutoPageBreak; // automatic page breaking 61 protected $PageBreakTrigger; // threshold used to trigger page breaks 62 protected $InHeader; // flag set when processing header 63 protected $InFooter; // flag set when processing footer 64 protected $AliasNbPages; // alias for total number of pages 65 protected $ZoomMode; // zoom display mode 66 protected $LayoutMode; // layout display mode 67 protected $metadata; // document properties 68 protected $PDFVersion; // PDF version number 69 70 /******************************************************************************* 71 * Public methods * 72 *******************************************************************************/ 73 74 function __construct($orientation='P', $unit='mm', $size='A4') 75 { 76 // Some checks 77 $this->_dochecks(); 78 // Initialization of properties 79 $this->state = 0; 80 $this->page = 0; 81 $this->n = 2; 82 $this->buffer = ''; 83 $this->pages = array(); 84 $this->PageInfo = array(); 85 $this->fonts = array(); 86 $this->FontFiles = array(); 87 $this->encodings = array(); 88 $this->cmaps = array(); 89 $this->images = array(); 90 $this->links = array(); 91 $this->InHeader = false; 92 $this->InFooter = false; 93 $this->lasth = 0; 94 $this->FontFamily = ''; 95 $this->FontStyle = ''; 96 $this->FontSizePt = 12; 97 $this->underline = false; 98 $this->DrawColor = '0 G'; 99 $this->FillColor = '0 g'; 100 $this->TextColor = '0 g'; 101 $this->ColorFlag = false; 102 $this->WithAlpha = false; 103 $this->ws = 0; 104 // Font path 105 if(defined('FPDF_FONTPATH')) 106 { 107 $this->fontpath = FPDF_FONTPATH; 108 if(substr($this->fontpath,-1)!='/' && substr($this->fontpath,-1)!='\\') 109 $this->fontpath .= '/'; 110 } 111 elseif(is_dir(dirname(__FILE__).'/font')) 112 $this->fontpath = dirname(__FILE__).'/font/'; 113 else 114 $this->fontpath = ''; 115 // Core fonts 116 $this->CoreFonts = array('courier', 'helvetica', 'times', 'symbol', 'zapfdingbats'); 117 // Scale factor 118 if($unit=='pt') 119 $this->k = 1; 120 elseif($unit=='mm') 121 $this->k = 72/25.4; 122 elseif($unit=='cm') 123 $this->k = 72/2.54; 124 elseif($unit=='in') 125 $this->k = 72; 126 else 127 $this->Error('Incorrect unit: '.$unit); 128 // Page sizes 129 $this->StdPageSizes = array('a3'=>array(841.89,1190.55), 'a4'=>array(595.28,841.89), 'a5'=>array(420.94,595.28), 130 'letter'=>array(612,792), 'legal'=>array(612,1008)); 131 $size = $this->_getpagesize($size); 132 $this->DefPageSize = $size; 133 $this->CurPageSize = $size; 134 // Page orientation 135 $orientation = strtolower($orientation); 136 if($orientation=='p' || $orientation=='portrait') 137 { 138 $this->DefOrientation = 'P'; 139 $this->w = $size[0]; 140 $this->h = $size[1]; 141 } 142 elseif($orientation=='l' || $orientation=='landscape') 143 { 144 $this->DefOrientation = 'L'; 145 $this->w = $size[1]; 146 $this->h = $size[0]; 147 } 148 else 149 $this->Error('Incorrect orientation: '.$orientation); 150 $this->CurOrientation = $this->DefOrientation; 151 $this->wPt = $this->w*$this->k; 152 $this->hPt = $this->h*$this->k; 153 // Page rotation 154 $this->CurRotation = 0; 155 // Page margins (1 cm) 156 $margin = 28.35/$this->k; 157 $this->SetMargins($margin,$margin); 158 // Interior cell margin (1 mm) 159 $this->cMargin = $margin/10; 160 // Line width (0.2 mm) 161 $this->LineWidth = .567/$this->k; 162 // Automatic page break 163 $this->SetAutoPageBreak(true,2*$margin); 164 // Default display mode 165 $this->SetDisplayMode('default'); 166 // Enable compression 167 $this->SetCompression(true); 168 // Set default PDF version number 169 $this->PDFVersion = '1.3'; 170 } 171 172 function SetMargins($left, $top, $right=null) 173 { 174 // Set left, top and right margins 175 $this->lMargin = $left; 176 $this->tMargin = $top; 177 if($right===null) 178 $right = $left; 179 $this->rMargin = $right; 180 } 181 182 function SetLeftMargin($margin) 183 { 184 // Set left margin 185 $this->lMargin = $margin; 186 if($this->page>0 && $this->x<$margin) 187 $this->x = $margin; 188 } 189 190 function SetTopMargin($margin) 191 { 192 // Set top margin 193 $this->tMargin = $margin; 194 } 195 196 function SetRightMargin($margin) 197 { 198 // Set right margin 199 $this->rMargin = $margin; 200 } 201 202 function SetAutoPageBreak($auto, $margin=0) 203 { 204 // Set auto page break mode and triggering margin 205 $this->AutoPageBreak = $auto; 206 $this->bMargin = $margin; 207 $this->PageBreakTrigger = $this->h-$margin; 208 } 209 210 function SetDisplayMode($zoom, $layout='default') 211 { 212 // Set display mode in viewer 213 if($zoom=='fullpage' || $zoom=='fullwidth' || $zoom=='real' || $zoom=='default' || !is_string($zoom)) 214 $this->ZoomMode = $zoom; 215 else 216 $this->Error('Incorrect zoom display mode: '.$zoom); 217 if($layout=='single' || $layout=='continuous' || $layout=='two' || $layout=='default') 218 $this->LayoutMode = $layout; 219 else 220 $this->Error('Incorrect layout display mode: '.$layout); 221 } 222 223 function SetCompression($compress) 224 { 225 // Set page compression 226 if(function_exists('gzcompress')) 227 $this->compress = $compress; 228 else 229 $this->compress = false; 230 } 231 232 function SetTitle($title, $isUTF8=false) 233 { 234 // Title of document 235 $this->metadata['Title'] = $isUTF8 ? $title : utf8_encode($title); 236 } 237 238 function SetAuthor($author, $isUTF8=false) 239 { 240 // Author of document 241 $this->metadata['Author'] = $isUTF8 ? $author : utf8_encode($author); 242 } 243 244 function SetSubject($subject, $isUTF8=false) 245 { 246 // Subject of document 247 $this->metadata['Subject'] = $isUTF8 ? $subject : utf8_encode($subject); 248 } 249 250 function SetKeywords($keywords, $isUTF8=false) 251 { 252 // Keywords of document 253 $this->metadata['Keywords'] = $isUTF8 ? $keywords : utf8_encode($keywords); 254 } 255 256 function SetCreator($creator, $isUTF8=false) 257 { 258 // Creator of document 259 $this->metadata['Creator'] = $isUTF8 ? $creator : utf8_encode($creator); 260 } 261 262 function AliasNbPages($alias='{nb}') 263 { 264 // Define an alias for total number of pages 265 $this->AliasNbPages = $alias; 266 } 267 268 function Error($msg) 269 { 270 // Fatal error 271 throw new Exception('FPDF error: '.$msg); 272 } 273 274 function Close() 275 { 276 // Terminate document 277 if($this->state==3) 278 return; 279 if($this->page==0) 280 $this->AddPage(); 281 // Page footer 282 $this->InFooter = true; 283 $this->Footer(); 284 $this->InFooter = false; 285 // Close page 286 $this->_endpage(); 287 // Close document 288 $this->_enddoc(); 289 } 290 291 function AddPage($orientation='', $size='', $rotation=0) 292 { 293 // Start a new page 294 if($this->state==3) 295 $this->Error('The document is closed'); 296 $family = $this->FontFamily; 297 $style = $this->FontStyle.($this->underline ? 'U' : ''); 298 $fontsize = $this->FontSizePt; 299 $lw = $this->LineWidth; 300 $dc = $this->DrawColor; 301 $fc = $this->FillColor; 302 $tc = $this->TextColor; 303 $cf = $this->ColorFlag; 304 if($this->page>0) 305 { 306 // Page footer 307 $this->InFooter = true; 308 $this->Footer(); 309 $this->InFooter = false; 310 // Close page 311 $this->_endpage(); 312 } 313 // Start new page 314 $this->_beginpage($orientation,$size,$rotation); 315 // Set line cap style to square 316 $this->_out('2 J'); 317 // Set line width 318 $this->LineWidth = $lw; 319 $this->_out(sprintf('%.2F w',$lw*$this->k)); 320 // Set font 321 if($family) 322 $this->SetFont($family,$style,$fontsize); 323 // Set colors 324 $this->DrawColor = $dc; 325 if($dc!='0 G') 326 $this->_out($dc); 327 $this->FillColor = $fc; 328 if($fc!='0 g') 329 $this->_out($fc); 330 $this->TextColor = $tc; 331 $this->ColorFlag = $cf; 332 // Page header 333 $this->InHeader = true; 334 $this->Header(); 335 $this->InHeader = false; 336 // Restore line width 337 if($this->LineWidth!=$lw) 338 { 339 $this->LineWidth = $lw; 340 $this->_out(sprintf('%.2F w',$lw*$this->k)); 341 } 342 // Restore font 343 if($family) 344 $this->SetFont($family,$style,$fontsize); 345 // Restore colors 346 if($this->DrawColor!=$dc) 347 { 348 $this->DrawColor = $dc; 349 $this->_out($dc); 350 } 351 if($this->FillColor!=$fc) 352 { 353 $this->FillColor = $fc; 354 $this->_out($fc); 355 } 356 $this->TextColor = $tc; 357 $this->ColorFlag = $cf; 358 } 359 360 function Header() 361 { 362 // To be implemented in your own inherited class 363 } 364 365 function Footer() 366 { 367 // To be implemented in your own inherited class 368 } 369 370 function PageNo() 371 { 372 // Get current page number 373 return $this->page; 374 } 375 376 function SetDrawColor($r, $g=null, $b=null) 377 { 378 // Set color for all stroking operations 379 if(($r==0 && $g==0 && $b==0) || $g===null) 380 $this->DrawColor = sprintf('%.3F G',$r/255); 381 else 382 $this->DrawColor = sprintf('%.3F %.3F %.3F RG',$r/255,$g/255,$b/255); 383 if($this->page>0) 384 $this->_out($this->DrawColor); 385 } 386 387 function SetFillColor($r, $g=null, $b=null) 388 { 389 // Set color for all filling operations 390 if(($r==0 && $g==0 && $b==0) || $g===null) 391 $this->FillColor = sprintf('%.3F g',$r/255); 392 else 393 $this->FillColor = sprintf('%.3F %.3F %.3F rg',$r/255,$g/255,$b/255); 394 $this->ColorFlag = ($this->FillColor!=$this->TextColor); 395 if($this->page>0) 396 $this->_out($this->FillColor); 397 } 398 399 function SetTextColor($r, $g=null, $b=null) 400 { 401 // Set color for text 402 if(($r==0 && $g==0 && $b==0) || $g===null) 403 $this->TextColor = sprintf('%.3F g',$r/255); 404 else 405 $this->TextColor = sprintf('%.3F %.3F %.3F rg',$r/255,$g/255,$b/255); 406 $this->ColorFlag = ($this->FillColor!=$this->TextColor); 407 } 408 409 function GetStringWidth($s) 410 { 411 // Get width of a string in the current font 412 $s = (string)$s; 413 $cw = &$this->CurrentFont['cw']; 414 $w = 0; 415 $l = strlen($s); 416 for($i=0;$i<$l;$i++) 417 $w += $cw[$s[$i]]; 418 return $w*$this->FontSize/1000; 419 } 420 421 function SetLineWidth($width) 422 { 423 // Set line width 424 $this->LineWidth = $width; 425 if($this->page>0) 426 $this->_out(sprintf('%.2F w',$width*$this->k)); 427 } 428 429 function Line($x1, $y1, $x2, $y2) 430 { 431 // Draw a line 432 $this->_out(sprintf('%.2F %.2F m %.2F %.2F l S',$x1*$this->k,($this->h-$y1)*$this->k,$x2*$this->k,($this->h-$y2)*$this->k)); 433 } 434 435 function Rect($x, $y, $w, $h, $style='') 436 { 437 // Draw a rectangle 438 if($style=='F') 439 $op = 'f'; 440 elseif($style=='FD' || $style=='DF') 441 $op = 'B'; 442 else 443 $op = 'S'; 444 $this->_out(sprintf('%.2F %.2F %.2F %.2F re %s',$x*$this->k,($this->h-$y)*$this->k,$w*$this->k,-$h*$this->k,$op)); 445 } 446 447 function AddFont($family, $style='', $file='') 448 { 449 // Add a TrueType, OpenType or Type1 font 450 $family = strtolower($family); 451 if($file=='') 452 $file = str_replace(' ','',$family).strtolower($style).'.php'; 453 $style = strtoupper($style); 454 if($style=='IB') 455 $style = 'BI'; 456 $fontkey = $family.$style; 457 if(isset($this->fonts[$fontkey])) 458 return; 459 $info = $this->_loadfont($file); 460 $info['i'] = count($this->fonts)+1; 461 if(!empty($info['file'])) 462 { 463 // Embedded font 464 if($info['type']=='TrueType') 465 $this->FontFiles[$info['file']] = array('length1'=>$info['originalsize']); 466 else 467 $this->FontFiles[$info['file']] = array('length1'=>$info['size1'], 'length2'=>$info['size2']); 468 } 469 $this->fonts[$fontkey] = $info; 470 } 471 472 function SetFont($family, $style='', $size=0) 473 { 474 // Select a font; size given in points 475 if($family=='') 476 $family = $this->FontFamily; 477 else 478 $family = strtolower($family); 479 $style = strtoupper($style); 480 if(strpos($style,'U')!==false) 481 { 482 $this->underline = true; 483 $style = str_replace('U','',$style); 484 } 485 else 486 $this->underline = false; 487 if($style=='IB') 488 $style = 'BI'; 489 if($size==0) 490 $size = $this->FontSizePt; 491 // Test if font is already selected 492 if($this->FontFamily==$family && $this->FontStyle==$style && $this->FontSizePt==$size) 493 return; 494 // Test if font is already loaded 495 $fontkey = $family.$style; 496 if(!isset($this->fonts[$fontkey])) 497 { 498 // Test if one of the core fonts 499 if($family=='arial') 500 $family = 'helvetica'; 501 if(in_array($family,$this->CoreFonts)) 502 { 503 if($family=='symbol' || $family=='zapfdingbats') 504 $style = ''; 505 $fontkey = $family.$style; 506 if(!isset($this->fonts[$fontkey])) 507 $this->AddFont($family,$style); 508 } 509 else 510 $this->Error('Undefined font: '.$family.' '.$style); 511 } 512 // Select it 513 $this->FontFamily = $family; 514 $this->FontStyle = $style; 515 $this->FontSizePt = $size; 516 $this->FontSize = $size/$this->k; 517 $this->CurrentFont = &$this->fonts[$fontkey]; 518 if($this->page>0) 519 $this->_out(sprintf('BT /F%d %.2F Tf ET',$this->CurrentFont['i'],$this->FontSizePt)); 520 } 521 522 function SetFontSize($size) 523 { 524 // Set font size in points 525 if($this->FontSizePt==$size) 526 return; 527 $this->FontSizePt = $size; 528 $this->FontSize = $size/$this->k; 529 if($this->page>0) 530 $this->_out(sprintf('BT /F%d %.2F Tf ET',$this->CurrentFont['i'],$this->FontSizePt)); 531 } 532 533 function AddLink() 534 { 535 // Create a new internal link 536 $n = count($this->links)+1; 537 $this->links[$n] = array(0, 0); 538 return $n; 539 } 540 541 function SetLink($link, $y=0, $page=-1) 542 { 543 // Set destination of internal link 544 if($y==-1) 545 $y = $this->y; 546 if($page==-1) 547 $page = $this->page; 548 $this->links[$link] = array($page, $y); 549 } 550 551 function Link($x, $y, $w, $h, $link) 552 { 553 // Put a link on the page 554 $this->PageLinks[$this->page][] = array($x*$this->k, $this->hPt-$y*$this->k, $w*$this->k, $h*$this->k, $link); 555 } 556 557 function Text($x, $y, $txt) 558 { 559 // Output a string 560 if(!isset($this->CurrentFont)) 561 $this->Error('No font has been set'); 562 $s = sprintf('BT %.2F %.2F Td (%s) Tj ET',$x*$this->k,($this->h-$y)*$this->k,$this->_escape($txt)); 563 if($this->underline && $txt!='') 564 $s .= ' '.$this->_dounderline($x,$y,$txt); 565 if($this->ColorFlag) 566 $s = 'q '.$this->TextColor.' '.$s.' Q'; 567 $this->_out($s); 568 } 569 570 function AcceptPageBreak() 571 { 572 // Accept automatic page break or not 573 return $this->AutoPageBreak; 574 } 575 576 function Cell($w, $h=0, $txt='', $border=0, $ln=0, $align='', $fill=false, $link='') 577 { 578 // Output a cell 579 $k = $this->k; 580 if($this->y+$h>$this->PageBreakTrigger && !$this->InHeader && !$this->InFooter && $this->AcceptPageBreak()) 581 { 582 // Automatic page break 583 $x = $this->x; 584 $ws = $this->ws; 585 if($ws>0) 586 { 587 $this->ws = 0; 588 $this->_out('0 Tw'); 589 } 590 $this->AddPage($this->CurOrientation,$this->CurPageSize,$this->CurRotation); 591 $this->x = $x; 592 if($ws>0) 593 { 594 $this->ws = $ws; 595 $this->_out(sprintf('%.3F Tw',$ws*$k)); 596 } 597 } 598 if($w==0) 599 $w = $this->w-$this->rMargin-$this->x; 600 $s = ''; 601 if($fill || $border==1) 602 { 603 if($fill) 604 $op = ($border==1) ? 'B' : 'f'; 605 else 606 $op = 'S'; 607 $s = sprintf('%.2F %.2F %.2F %.2F re %s ',$this->x*$k,($this->h-$this->y)*$k,$w*$k,-$h*$k,$op); 608 } 609 if(is_string($border)) 610 { 611 $x = $this->x; 612 $y = $this->y; 613 if(strpos($border,'L')!==false) 614 $s .= sprintf('%.2F %.2F m %.2F %.2F l S ',$x*$k,($this->h-$y)*$k,$x*$k,($this->h-($y+$h))*$k); 615 if(strpos($border,'T')!==false) 616 $s .= sprintf('%.2F %.2F m %.2F %.2F l S ',$x*$k,($this->h-$y)*$k,($x+$w)*$k,($this->h-$y)*$k); 617 if(strpos($border,'R')!==false) 618 $s .= sprintf('%.2F %.2F m %.2F %.2F l S ',($x+$w)*$k,($this->h-$y)*$k,($x+$w)*$k,($this->h-($y+$h))*$k); 619 if(strpos($border,'B')!==false) 620 $s .= sprintf('%.2F %.2F m %.2F %.2F l S ',$x*$k,($this->h-($y+$h))*$k,($x+$w)*$k,($this->h-($y+$h))*$k); 621 } 622 if($txt!=='') 623 { 624 if(!isset($this->CurrentFont)) 625 $this->Error('No font has been set'); 626 if($align=='R') 627 $dx = $w-$this->cMargin-$this->GetStringWidth($txt); 628 elseif($align=='C') 629 $dx = ($w-$this->GetStringWidth($txt))/2; 630 else 631 $dx = $this->cMargin; 632 if($this->ColorFlag) 633 $s .= 'q '.$this->TextColor.' '; 634 $s .= sprintf('BT %.2F %.2F Td (%s) Tj ET',($this->x+$dx)*$k,($this->h-($this->y+.5*$h+.3*$this->FontSize))*$k,$this->_escape($txt)); 635 if($this->underline) 636 $s .= ' '.$this->_dounderline($this->x+$dx,$this->y+.5*$h+.3*$this->FontSize,$txt); 637 if($this->ColorFlag) 638 $s .= ' Q'; 639 if($link) 640 $this->Link($this->x+$dx,$this->y+.5*$h-.5*$this->FontSize,$this->GetStringWidth($txt),$this->FontSize,$link); 641 } 642 if($s) 643 $this->_out($s); 644 $this->lasth = $h; 645 if($ln>0) 646 { 647 // Go to next line 648 $this->y += $h; 649 if($ln==1) 650 $this->x = $this->lMargin; 651 } 652 else 653 $this->x += $w; 654 } 655 656 function MultiCell($w, $h, $txt, $border=0, $align='J', $fill=false) 657 { 658 // Output text with automatic or explicit line breaks 659 if(!isset($this->CurrentFont)) 660 $this->Error('No font has been set'); 661 $cw = &$this->CurrentFont['cw']; 662 if($w==0) 663 $w = $this->w-$this->rMargin-$this->x; 664 $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize; 665 $s = str_replace("\r",'',$txt); 666 $nb = strlen($s); 667 if($nb>0 && $s[$nb-1]=="\n") 668 $nb--; 669 $b = 0; 670 if($border) 671 { 672 if($border==1) 673 { 674 $border = 'LTRB'; 675 $b = 'LRT'; 676 $b2 = 'LR'; 677 } 678 else 679 { 680 $b2 = ''; 681 if(strpos($border,'L')!==false) 682 $b2 .= 'L'; 683 if(strpos($border,'R')!==false) 684 $b2 .= 'R'; 685 $b = (strpos($border,'T')!==false) ? $b2.'T' : $b2; 686 } 687 } 688 $sep = -1; 689 $i = 0; 690 $j = 0; 691 $l = 0; 692 $ns = 0; 693 $nl = 1; 694 while($i<$nb) 695 { 696 // Get next character 697 $c = $s[$i]; 698 if($c=="\n") 699 { 700 // Explicit line break 701 if($this->ws>0) 702 { 703 $this->ws = 0; 704 $this->_out('0 Tw'); 705 } 706 $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill); 707 $i++; 708 $sep = -1; 709 $j = $i; 710 $l = 0; 711 $ns = 0; 712 $nl++; 713 if($border && $nl==2) 714 $b = $b2; 715 continue; 716 } 717 if($c==' ') 718 { 719 $sep = $i; 720 $ls = $l; 721 $ns++; 722 } 723 $l += $cw[$c]; 724 if($l>$wmax) 725 { 726 // Automatic line break 727 if($sep==-1) 728 { 729 if($i==$j) 730 $i++; 731 if($this->ws>0) 732 { 733 $this->ws = 0; 734 $this->_out('0 Tw'); 735 } 736 $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill); 737 } 738 else 739 { 740 if($align=='J') 741 { 742 $this->ws = ($ns>1) ? ($wmax-$ls)/1000*$this->FontSize/($ns-1) : 0; 743 $this->_out(sprintf('%.3F Tw',$this->ws*$this->k)); 744 } 745 $this->Cell($w,$h,substr($s,$j,$sep-$j),$b,2,$align,$fill); 746 $i = $sep+1; 747 } 748 $sep = -1; 749 $j = $i; 750 $l = 0; 751 $ns = 0; 752 $nl++; 753 if($border && $nl==2) 754 $b = $b2; 755 } 756 else 757 $i++; 758 } 759 // Last chunk 760 if($this->ws>0) 761 { 762 $this->ws = 0; 763 $this->_out('0 Tw'); 764 } 765 if($border && strpos($border,'B')!==false) 766 $b .= 'B'; 767 $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill); 768 $this->x = $this->lMargin; 769 } 770 771 function Write($h, $txt, $link='') 772 { 773 // Output text in flowing mode 774 if(!isset($this->CurrentFont)) 775 $this->Error('No font has been set'); 776 $cw = &$this->CurrentFont['cw']; 777 $w = $this->w-$this->rMargin-$this->x; 778 $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize; 779 $s = str_replace("\r",'',$txt); 780 $nb = strlen($s); 781 $sep = -1; 782 $i = 0; 783 $j = 0; 784 $l = 0; 785 $nl = 1; 786 while($i<$nb) 787 { 788 // Get next character 789 $c = $s[$i]; 790 if($c=="\n") 791 { 792 // Explicit line break 793 $this->Cell($w,$h,substr($s,$j,$i-$j),0,2,'',false,$link); 794 $i++; 795 $sep = -1; 796 $j = $i; 797 $l = 0; 798 if($nl==1) 799 { 800 $this->x = $this->lMargin; 801 $w = $this->w-$this->rMargin-$this->x; 802 $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize; 803 } 804 $nl++; 805 continue; 806 } 807 if($c==' ') 808 $sep = $i; 809 $l += $cw[$c]; 810 if($l>$wmax) 811 { 812 // Automatic line break 813 if($sep==-1) 814 { 815 if($this->x>$this->lMargin) 816 { 817 // Move to next line 818 $this->x = $this->lMargin; 819 $this->y += $h; 820 $w = $this->w-$this->rMargin-$this->x; 821 $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize; 822 $i++; 823 $nl++; 824 continue; 825 } 826 if($i==$j) 827 $i++; 828 $this->Cell($w,$h,substr($s,$j,$i-$j),0,2,'',false,$link); 829 } 830 else 831 { 832 $this->Cell($w,$h,substr($s,$j,$sep-$j),0,2,'',false,$link); 833 $i = $sep+1; 834 } 835 $sep = -1; 836 $j = $i; 837 $l = 0; 838 if($nl==1) 839 { 840 $this->x = $this->lMargin; 841 $w = $this->w-$this->rMargin-$this->x; 842 $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize; 843 } 844 $nl++; 845 } 846 else 847 $i++; 848 } 849 // Last chunk 850 if($i!=$j) 851 $this->Cell($l/1000*$this->FontSize,$h,substr($s,$j),0,0,'',false,$link); 852 } 853 854 function Ln($h=null) 855 { 856 // Line feed; default value is the last cell height 857 $this->x = $this->lMargin; 858 if($h===null) 859 $this->y += $this->lasth; 860 else 861 $this->y += $h; 862 } 863 864 function Image($file, $x=null, $y=null, $w=0, $h=0, $type='', $link='') 865 { 866 // Put an image on the page 867 if($file=='') 868 $this->Error('Image file name is empty'); 869 if(!isset($this->images[$file])) 870 { 871 // First use of this image, get info 872 if($type=='') 873 { 874 $pos = strrpos($file,'.'); 875 if(!$pos) 876 $this->Error('Image file has no extension and no type was specified: '.$file); 877 $type = substr($file,$pos+1); 878 } 879 $type = strtolower($type); 880 if($type=='jpeg') 881 $type = 'jpg'; 882 $mtd = '_parse'.$type; 883 if(!method_exists($this,$mtd)) 884 $this->Error('Unsupported image type: '.$type); 885 $info = $this->$mtd($file); 886 $info['i'] = count($this->images)+1; 887 $this->images[$file] = $info; 888 } 889 else 890 $info = $this->images[$file]; 891 892 // Automatic width and height calculation if needed 893 if($w==0 && $h==0) 894 { 895 // Put image at 96 dpi 896 $w = -96; 897 $h = -96; 898 } 899 if($w<0) 900 $w = -$info['w']*72/$w/$this->k; 901 if($h<0) 902 $h = -$info['h']*72/$h/$this->k; 903 if($w==0) 904 $w = $h*$info['w']/$info['h']; 905 if($h==0) 906 $h = $w*$info['h']/$info['w']; 907 908 // Flowing mode 909 if($y===null) 910 { 911 if($this->y+$h>$this->PageBreakTrigger && !$this->InHeader && !$this->InFooter && $this->AcceptPageBreak()) 912 { 913 // Automatic page break 914 $x2 = $this->x; 915 $this->AddPage($this->CurOrientation,$this->CurPageSize,$this->CurRotation); 916 $this->x = $x2; 917 } 918 $y = $this->y; 919 $this->y += $h; 920 } 921 922 if($x===null) 923 $x = $this->x; 924 $this->_out(sprintf('q %.2F 0 0 %.2F %.2F %.2F cm /I%d Do Q',$w*$this->k,$h*$this->k,$x*$this->k,($this->h-($y+$h))*$this->k,$info['i'])); 925 if($link) 926 $this->Link($x,$y,$w,$h,$link); 927 } 928 929 function GetPageWidth() 930 { 931 // Get current page width 932 return $this->w; 933 } 934 935 function GetPageHeight() 936 { 937 // Get current page height 938 return $this->h; 939 } 940 941 function GetX() 942 { 943 // Get x position 944 return $this->x; 945 } 946 947 function SetX($x) 948 { 949 // Set x position 950 if($x>=0) 951 $this->x = $x; 952 else 953 $this->x = $this->w+$x; 954 } 955 956 function GetY() 957 { 958 // Get y position 959 return $this->y; 960 } 961 962 function SetY($y, $resetX=true) 963 { 964 // Set y position and optionally reset x 965 if($y>=0) 966 $this->y = $y; 967 else 968 $this->y = $this->h+$y; 969 if($resetX) 970 $this->x = $this->lMargin; 971 } 972 973 function SetXY($x, $y) 974 { 975 // Set x and y positions 976 $this->SetX($x); 977 $this->SetY($y,false); 978 } 979 980 function Output($dest='', $name='', $isUTF8=false) 981 { 982 // Output PDF to some destination 983 $this->Close(); 984 if(strlen($name)==1 && strlen($dest)!=1) 985 { 986 // Fix parameter order 987 $tmp = $dest; 988 $dest = $name; 989 $name = $tmp; 990 } 991 if($dest=='') 992 $dest = 'I'; 993 if($name=='') 994 $name = 'doc.pdf'; 995 switch(strtoupper($dest)) 996 { 997 case 'I': 998 // Send to standard output 999 $this->_checkoutput(); 1000 if(PHP_SAPI!='cli') 1001 { 1002 // We send to a browser 1003 header('Content-Type: application/pdf'); 1004 header('Content-Disposition: inline; '.$this->_httpencode('filename',$name,$isUTF8)); 1005 header('Cache-Control: private, max-age=0, must-revalidate'); 1006 header('Pragma: public'); 1007 } 1008 echo $this->buffer; 1009 break; 1010 case 'D': 1011 // Download file 1012 $this->_checkoutput(); 1013 header('Content-Type: application/x-download'); 1014 header('Content-Disposition: attachment; '.$this->_httpencode('filename',$name,$isUTF8)); 1015 header('Cache-Control: private, max-age=0, must-revalidate'); 1016 header('Pragma: public'); 1017 echo $this->buffer; 1018 break; 1019 case 'F': 1020 // Save to local file 1021 if(!file_put_contents($name,$this->buffer)) 1022 $this->Error('Unable to create output file: '.$name); 1023 break; 1024 case 'S': 1025 // Return as a string 1026 return $this->buffer; 1027 default: 1028 $this->Error('Incorrect output destination: '.$dest); 1029 } 1030 return ''; 1031 } 1032 1033 /******************************************************************************* 1034 * Protected methods * 1035 *******************************************************************************/ 1036 1037 protected function _dochecks() 1038 { 1039 // Check mbstring overloading 1040 if(ini_get('mbstring.func_overload') & 2) 1041 $this->Error('mbstring overloading must be disabled'); 1042 } 1043 1044 protected function _checkoutput() 1045 { 1046 if(PHP_SAPI!='cli') 1047 { 1048 if(headers_sent($file,$line)) 1049 $this->Error("Some data has already been output, can't send PDF file (output started at $file:$line)"); 1050 } 1051 if(ob_get_length()) 1052 { 1053 // The output buffer is not empty 1054 if(preg_match('/^(\xEF\xBB\xBF)?\s*$/',ob_get_contents())) 1055 { 1056 // It contains only a UTF-8 BOM and/or whitespace, let's clean it 1057 ob_clean(); 1058 } 1059 else 1060 $this->Error("Some data has already been output, can't send PDF file"); 1061 } 1062 } 1063 1064 protected function _getpagesize($size) 1065 { 1066 if(is_string($size)) 1067 { 1068 $size = strtolower($size); 1069 if(!isset($this->StdPageSizes[$size])) 1070 $this->Error('Unknown page size: '.$size); 1071 $a = $this->StdPageSizes[$size]; 1072 return array($a[0]/$this->k, $a[1]/$this->k); 1073 } 1074 else 1075 { 1076 if($size[0]>$size[1]) 1077 return array($size[1], $size[0]); 1078 else 1079 return $size; 1080 } 1081 } 1082 1083 protected function _beginpage($orientation, $size, $rotation) 1084 { 1085 $this->page++; 1086 $this->pages[$this->page] = ''; 1087 $this->PageLinks[$this->page] = array(); 1088 $this->state = 2; 1089 $this->x = $this->lMargin; 1090 $this->y = $this->tMargin; 1091 $this->FontFamily = ''; 1092 // Check page size and orientation 1093 if($orientation=='') 1094 $orientation = $this->DefOrientation; 1095 else 1096 $orientation = strtoupper($orientation[0]); 1097 if($size=='') 1098 $size = $this->DefPageSize; 1099 else 1100 $size = $this->_getpagesize($size); 1101 if($orientation!=$this->CurOrientation || $size[0]!=$this->CurPageSize[0] || $size[1]!=$this->CurPageSize[1]) 1102 { 1103 // New size or orientation 1104 if($orientation=='P') 1105 { 1106 $this->w = $size[0]; 1107 $this->h = $size[1]; 1108 } 1109 else 1110 { 1111 $this->w = $size[1]; 1112 $this->h = $size[0]; 1113 } 1114 $this->wPt = $this->w*$this->k; 1115 $this->hPt = $this->h*$this->k; 1116 $this->PageBreakTrigger = $this->h-$this->bMargin; 1117 $this->CurOrientation = $orientation; 1118 $this->CurPageSize = $size; 1119 } 1120 if($orientation!=$this->DefOrientation || $size[0]!=$this->DefPageSize[0] || $size[1]!=$this->DefPageSize[1]) 1121 $this->PageInfo[$this->page]['size'] = array($this->wPt, $this->hPt); 1122 if($rotation!=0) 1123 { 1124 if($rotation%90!=0) 1125 $this->Error('Incorrect rotation value: '.$rotation); 1126 $this->CurRotation = $rotation; 1127 $this->PageInfo[$this->page]['rotation'] = $rotation; 1128 } 1129 } 1130 1131 protected function _endpage() 1132 { 1133 $this->state = 1; 1134 } 1135 1136 protected function _loadfont($font) 1137 { 1138 // Load a font definition file from the font directory 1139 if(strpos($font,'/')!==false || strpos($font,"\\")!==false) 1140 $this->Error('Incorrect font definition file name: '.$font); 1141 include($this->fontpath.$font); 1142 if(!isset($name)) 1143 $this->Error('Could not include font definition file'); 1144 if(isset($enc)) 1145 $enc = strtolower($enc); 1146 if(!isset($subsetted)) 1147 $subsetted = false; 1148 return get_defined_vars(); 1149 } 1150 1151 protected function _isascii($s) 1152 { 1153 // Test if string is ASCII 1154 $nb = strlen($s); 1155 for($i=0;$i<$nb;$i++) 1156 { 1157 if(ord($s[$i])>127) 1158 return false; 1159 } 1160 return true; 1161 } 1162 1163 protected function _httpencode($param, $value, $isUTF8) 1164 { 1165 // Encode HTTP header field parameter 1166 if($this->_isascii($value)) 1167 return $param.'="'.$value.'"'; 1168 if(!$isUTF8) 1169 $value = utf8_encode($value); 1170 if(strpos($_SERVER['HTTP_USER_AGENT'],'MSIE')!==false) 1171 return $param.'="'.rawurlencode($value).'"'; 1172 else 1173 return $param."*=UTF-8''".rawurlencode($value); 1174 } 1175 1176 protected function _UTF8toUTF16($s) 1177 { 1178 // Convert UTF-8 to UTF-16BE with BOM 1179 $res = "\xFE\xFF"; 1180 $nb = strlen($s); 1181 $i = 0; 1182 while($i<$nb) 1183 { 1184 $c1 = ord($s[$i++]); 1185 if($c1>=224) 1186 { 1187 // 3-byte character 1188 $c2 = ord($s[$i++]); 1189 $c3 = ord($s[$i++]); 1190 $res .= chr((($c1 & 0x0F)<<4) + (($c2 & 0x3C)>>2)); 1191 $res .= chr((($c2 & 0x03)<<6) + ($c3 & 0x3F)); 1192 } 1193 elseif($c1>=192) 1194 { 1195 // 2-byte character 1196 $c2 = ord($s[$i++]); 1197 $res .= chr(($c1 & 0x1C)>>2); 1198 $res .= chr((($c1 & 0x03)<<6) + ($c2 & 0x3F)); 1199 } 1200 else 1201 { 1202 // Single-byte character 1203 $res .= "\0".chr($c1); 1204 } 1205 } 1206 return $res; 1207 } 1208 1209 protected function _escape($s) 1210 { 1211 // Escape special characters 1212 if(strpos($s,'(')!==false || strpos($s,')')!==false || strpos($s,'\\')!==false || strpos($s,"\r")!==false) 1213 return str_replace(array('\\','(',')',"\r"), array('\\\\','\\(','\\)','\\r'), $s); 1214 else 1215 return $s; 1216 } 1217 1218 protected function _textstring($s) 1219 { 1220 // Format a text string 1221 if(!$this->_isascii($s)) 1222 $s = $this->_UTF8toUTF16($s); 1223 return '('.$this->_escape($s).')'; 1224 } 1225 1226 protected function _dounderline($x, $y, $txt) 1227 { 1228 // Underline text 1229 $up = $this->CurrentFont['up']; 1230 $ut = $this->CurrentFont['ut']; 1231 $w = $this->GetStringWidth($txt)+$this->ws*substr_count($txt,' '); 1232 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*$this->FontSizePt); 1233 } 1234 1235 protected function _parsejpg($file) 1236 { 1237 // Extract info from a JPEG file 1238 $a = getimagesize($file); 1239 if(!$a) 1240 $this->Error('Missing or incorrect image file: '.$file); 1241 if($a[2]!=2) 1242 $this->Error('Not a JPEG file: '.$file); 1243 if(!isset($a['channels']) || $a['channels']==3) 1244 $colspace = 'DeviceRGB'; 1245 elseif($a['channels']==4) 1246 $colspace = 'DeviceCMYK'; 1247 else 1248 $colspace = 'DeviceGray'; 1249 $bpc = isset($a['bits']) ? $a['bits'] : 8; 1250 $data = file_get_contents($file); 1251 return array('w'=>$a[0], 'h'=>$a[1], 'cs'=>$colspace, 'bpc'=>$bpc, 'f'=>'DCTDecode', 'data'=>$data); 1252 } 1253 1254 protected function _parsepng($file) 1255 { 1256 // Extract info from a PNG file 1257 $f = fopen($file,'rb'); 1258 if(!$f) 1259 $this->Error('Can\'t open image file: '.$file); 1260 $info = $this->_parsepngstream($f,$file); 1261 fclose($f); 1262 return $info; 1263 } 1264 1265 protected function _parsepngstream($f, $file) 1266 { 1267 // Check signature 1268 if($this->_readstream($f,8)!=chr(137).'PNG'.chr(13).chr(10).chr(26).chr(10)) 1269 $this->Error('Not a PNG file: '.$file); 1270 1271 // Read header chunk 1272 $this->_readstream($f,4); 1273 if($this->_readstream($f,4)!='IHDR') 1274 $this->Error('Incorrect PNG file: '.$file); 1275 $w = $this->_readint($f); 1276 $h = $this->_readint($f); 1277 $bpc = ord($this->_readstream($f,1)); 1278 if($bpc>8) 1279 $this->Error('16-bit depth not supported: '.$file); 1280 $ct = ord($this->_readstream($f,1)); 1281 if($ct==0 || $ct==4) 1282 $colspace = 'DeviceGray'; 1283 elseif($ct==2 || $ct==6) 1284 $colspace = 'DeviceRGB'; 1285 elseif($ct==3) 1286 $colspace = 'Indexed'; 1287 else 1288 $this->Error('Unknown color type: '.$file); 1289 if(ord($this->_readstream($f,1))!=0) 1290 $this->Error('Unknown compression method: '.$file); 1291 if(ord($this->_readstream($f,1))!=0) 1292 $this->Error('Unknown filter method: '.$file); 1293 if(ord($this->_readstream($f,1))!=0) 1294 $this->Error('Interlacing not supported: '.$file); 1295 $this->_readstream($f,4); 1296 $dp = '/Predictor 15 /Colors '.($colspace=='DeviceRGB' ? 3 : 1).' /BitsPerComponent '.$bpc.' /Columns '.$w; 1297 1298 // Scan chunks looking for palette, transparency and image data 1299 $pal = ''; 1300 $trns = ''; 1301 $data = ''; 1302 do 1303 { 1304 $n = $this->_readint($f); 1305 $type = $this->_readstream($f,4); 1306 if($type=='PLTE') 1307 { 1308 // Read palette 1309 $pal = $this->_readstream($f,$n); 1310 $this->_readstream($f,4); 1311 } 1312 elseif($type=='tRNS') 1313 { 1314 // Read transparency info 1315 $t = $this->_readstream($f,$n); 1316 if($ct==0) 1317 $trns = array(ord(substr($t,1,1))); 1318 elseif($ct==2) 1319 $trns = array(ord(substr($t,1,1)), ord(substr($t,3,1)), ord(substr($t,5,1))); 1320 else 1321 { 1322 $pos = strpos($t,chr(0)); 1323 if($pos!==false) 1324 $trns = array($pos); 1325 } 1326 $this->_readstream($f,4); 1327 } 1328 elseif($type=='IDAT') 1329 { 1330 // Read image data block 1331 $data .= $this->_readstream($f,$n); 1332 $this->_readstream($f,4); 1333 } 1334 elseif($type=='IEND') 1335 break; 1336 else 1337 $this->_readstream($f,$n+4); 1338 } 1339 while($n); 1340 1341 if($colspace=='Indexed' && empty($pal)) 1342 $this->Error('Missing palette in '.$file); 1343 $info = array('w'=>$w, 'h'=>$h, 'cs'=>$colspace, 'bpc'=>$bpc, 'f'=>'FlateDecode', 'dp'=>$dp, 'pal'=>$pal, 'trns'=>$trns); 1344 if($ct>=4) 1345 { 1346 // Extract alpha channel 1347 if(!function_exists('gzuncompress')) 1348 $this->Error('Zlib not available, can\'t handle alpha channel: '.$file); 1349 $data = gzuncompress($data); 1350 $color = ''; 1351 $alpha = ''; 1352 if($ct==4) 1353 { 1354 // Gray image 1355 $len = 2*$w; 1356 for($i=0;$i<$h;$i++) 1357 { 1358 $pos = (1+$len)*$i; 1359 $color .= $data[$pos]; 1360 $alpha .= $data[$pos]; 1361 $line = substr($data,$pos+1,$len); 1362 $color .= preg_replace('/(.)./s','$1',$line); 1363 $alpha .= preg_replace('/.(.)/s','$1',$line); 1364 } 1365 } 1366 else 1367 { 1368 // RGB image 1369 $len = 4*$w; 1370 for($i=0;$i<$h;$i++) 1371 { 1372 $pos = (1+$len)*$i; 1373 $color .= $data[$pos]; 1374 $alpha .= $data[$pos]; 1375 $line = substr($data,$pos+1,$len); 1376 $color .= preg_replace('/(.{3})./s','$1',$line); 1377 $alpha .= preg_replace('/.{3}(.)/s','$1',$line); 1378 } 1379 } 1380 unset($data); 1381 $data = gzcompress($color); 1382 $info['smask'] = gzcompress($alpha); 1383 $this->WithAlpha = true; 1384 if($this->PDFVersion<'1.4') 1385 $this->PDFVersion = '1.4'; 1386 } 1387 $info['data'] = $data; 1388 return $info; 1389 } 1390 1391 protected function _readstream($f, $n) 1392 { 1393 // Read n bytes from stream 1394 $res = ''; 1395 while($n>0 && !feof($f)) 1396 { 1397 $s = fread($f,$n); 1398 if($s===false) 1399 $this->Error('Error while reading stream'); 1400 $n -= strlen($s); 1401 $res .= $s; 1402 } 1403 if($n>0) 1404 $this->Error('Unexpected end of stream'); 1405 return $res; 1406 } 1407 1408 protected function _readint($f) 1409 { 1410 // Read a 4-byte integer from stream 1411 $a = unpack('Ni',$this->_readstream($f,4)); 1412 return $a['i']; 1413 } 1414 1415 protected function _parsegif($file) 1416 { 1417 // Extract info from a GIF file (via PNG conversion) 1418 if(!function_exists('imagepng')) 1419 $this->Error('GD extension is required for GIF support'); 1420 if(!function_exists('imagecreatefromgif')) 1421 $this->Error('GD has no GIF read support'); 1422 $im = imagecreatefromgif($file); 1423 if(!$im) 1424 $this->Error('Missing or incorrect image file: '.$file); 1425 imageinterlace($im,0); 1426 ob_start(); 1427 imagepng($im); 1428 $data = ob_get_clean(); 1429 imagedestroy($im); 1430 $f = fopen('php://temp','rb+'); 1431 if(!$f) 1432 $this->Error('Unable to create memory stream'); 1433 fwrite($f,$data); 1434 rewind($f); 1435 $info = $this->_parsepngstream($f,$file); 1436 fclose($f); 1437 return $info; 1438 } 1439 1440 protected function _out($s) 1441 { 1442 // Add a line to the document 1443 if($this->state==2) 1444 $this->pages[$this->page] .= $s."\n"; 1445 elseif($this->state==1) 1446 $this->_put($s); 1447 elseif($this->state==0) 1448 $this->Error('No page has been added yet'); 1449 elseif($this->state==3) 1450 $this->Error('The document is closed'); 1451 } 1452 1453 protected function _put($s) 1454 { 1455 $this->buffer .= $s."\n"; 1456 } 1457 1458 protected function _getoffset() 1459 { 1460 return strlen($this->buffer); 1461 } 1462 1463 protected function _newobj($n=null) 1464 { 1465 // Begin a new object 1466 if($n===null) 1467 $n = ++$this->n; 1468 $this->offsets[$n] = $this->_getoffset(); 1469 $this->_put($n.' 0 obj'); 1470 } 1471 1472 protected function _putstream($data) 1473 { 1474 $this->_put('stream'); 1475 $this->_put($data); 1476 $this->_put('endstream'); 1477 } 1478 1479 protected function _putstreamobject($data) 1480 { 1481 if($this->compress) 1482 { 1483 $entries = '/Filter /FlateDecode '; 1484 $data = gzcompress($data); 1485 } 1486 else 1487 $entries = ''; 1488 $entries .= '/Length '.strlen($data); 1489 $this->_newobj(); 1490 $this->_put('<<'.$entries.'>>'); 1491 $this->_putstream($data); 1492 $this->_put('endobj'); 1493 } 1494 1495 protected function _putpage($n) 1496 { 1497 $this->_newobj(); 1498 $this->_put('<</Type /Page'); 1499 $this->_put('/Parent 1 0 R'); 1500 if(isset($this->PageInfo[$n]['size'])) 1501 $this->_put(sprintf('/MediaBox [0 0 %.2F %.2F]',$this->PageInfo[$n]['size'][0],$this->PageInfo[$n]['size'][1])); 1502 if(isset($this->PageInfo[$n]['rotation'])) 1503 $this->_put('/Rotate '.$this->PageInfo[$n]['rotation']); 1504 $this->_put('/Resources 2 0 R'); 1505 if(!empty($this->PageLinks[$n])) 1506 { 1507 $s = '/Annots ['; 1508 foreach($this->PageLinks[$n] as $pl) 1509 $s .= $pl[5].' 0 R '; 1510 $s .= ']'; 1511 $this->_put($s); 1512 } 1513 if($this->WithAlpha) 1514 $this->_put('/Group <</Type /Group /S /Transparency /CS /DeviceRGB>>'); 1515 $this->_put('/Contents '.($this->n+1).' 0 R>>'); 1516 $this->_put('endobj'); 1517 // Page content 1518 if(!empty($this->AliasNbPages)) 1519 $this->pages[$n] = str_replace($this->AliasNbPages,$this->page,$this->pages[$n]); 1520 $this->_putstreamobject($this->pages[$n]); 1521 // Annotations 1522 foreach($this->PageLinks[$n] as $pl) 1523 { 1524 $this->_newobj(); 1525 $rect = sprintf('%.2F %.2F %.2F %.2F',$pl[0],$pl[1],$pl[0]+$pl[2],$pl[1]-$pl[3]); 1526 $s = '<</Type /Annot /Subtype /Link /Rect ['.$rect.'] /Border [0 0 0] '; 1527 if(is_string($pl[4])) 1528 $s .= '/A <</S /URI /URI '.$this->_textstring($pl[4]).'>>>>'; 1529 else 1530 { 1531 $l = $this->links[$pl[4]]; 1532 if(isset($this->PageInfo[$l[0]]['size'])) 1533 $h = $this->PageInfo[$l[0]]['size'][1]; 1534 else 1535 $h = ($this->DefOrientation=='P') ? $this->DefPageSize[1]*$this->k : $this->DefPageSize[0]*$this->k; 1536 $s .= sprintf('/Dest [%d 0 R /XYZ 0 %.2F null]>>',$this->PageInfo[$l[0]]['n'],$h-$l[1]*$this->k); 1537 } 1538 $this->_put($s); 1539 $this->_put('endobj'); 1540 } 1541 } 1542 1543 protected function _putpages() 1544 { 1545 $nb = $this->page; 1546 $n = $this->n; 1547 for($i=1;$i<=$nb;$i++) 1548 { 1549 $this->PageInfo[$i]['n'] = ++$n; 1550 $n++; 1551 foreach($this->PageLinks[$i] as &$pl) 1552 $pl[5] = ++$n; 1553 unset($pl); 1554 } 1555 for($i=1;$i<=$nb;$i++) 1556 $this->_putpage($i); 1557 // Pages root 1558 $this->_newobj(1); 1559 $this->_put('<</Type /Pages'); 1560 $kids = '/Kids ['; 1561 for($i=1;$i<=$nb;$i++) 1562 $kids .= $this->PageInfo[$i]['n'].' 0 R '; 1563 $kids .= ']'; 1564 $this->_put($kids); 1565 $this->_put('/Count '.$nb); 1566 if($this->DefOrientation=='P') 1567 { 1568 $w = $this->DefPageSize[0]; 1569 $h = $this->DefPageSize[1]; 1570 } 1571 else 1572 { 1573 $w = $this->DefPageSize[1]; 1574 $h = $this->DefPageSize[0]; 1575 } 1576 $this->_put(sprintf('/MediaBox [0 0 %.2F %.2F]',$w*$this->k,$h*$this->k)); 1577 $this->_put('>>'); 1578 $this->_put('endobj'); 1579 } 1580 1581 protected function _putfonts() 1582 { 1583 foreach($this->FontFiles as $file=>$info) 1584 { 1585 // Font file embedding 1586 $this->_newobj(); 1587 $this->FontFiles[$file]['n'] = $this->n; 1588 $font = file_get_contents($this->fontpath.$file,true); 1589 if(!$font) 1590 $this->Error('Font file not found: '.$file); 1591 $compressed = (substr($file,-2)=='.z'); 1592 if(!$compressed && isset($info['length2'])) 1593 $font = substr($font,6,$info['length1']).substr($font,6+$info['length1']+6,$info['length2']); 1594 $this->_put('<</Length '.strlen($font)); 1595 if($compressed) 1596 $this->_put('/Filter /FlateDecode'); 1597 $this->_put('/Length1 '.$info['length1']); 1598 if(isset($info['length2'])) 1599 $this->_put('/Length2 '.$info['length2'].' /Length3 0'); 1600 $this->_put('>>'); 1601 $this->_putstream($font); 1602 $this->_put('endobj'); 1603 } 1604 foreach($this->fonts as $k=>$font) 1605 { 1606 // Encoding 1607 if(isset($font['diff'])) 1608 { 1609 if(!isset($this->encodings[$font['enc']])) 1610 { 1611 $this->_newobj(); 1612 $this->_put('<</Type /Encoding /BaseEncoding /WinAnsiEncoding /Differences ['.$font['diff'].']>>'); 1613 $this->_put('endobj'); 1614 $this->encodings[$font['enc']] = $this->n; 1615 } 1616 } 1617 // ToUnicode CMap 1618 if(isset($font['uv'])) 1619 { 1620 if(isset($font['enc'])) 1621 $cmapkey = $font['enc']; 1622 else 1623 $cmapkey = $font['name']; 1624 if(!isset($this->cmaps[$cmapkey])) 1625 { 1626 $cmap = $this->_tounicodecmap($font['uv']); 1627 $this->_putstreamobject($cmap); 1628 $this->cmaps[$cmapkey] = $this->n; 1629 } 1630 } 1631 // Font object 1632 $this->fonts[$k]['n'] = $this->n+1; 1633 $type = $font['type']; 1634 $name = $font['name']; 1635 if($font['subsetted']) 1636 $name = 'AAAAAA+'.$name; 1637 if($type=='Core') 1638 { 1639 // Core font 1640 $this->_newobj(); 1641 $this->_put('<</Type /Font'); 1642 $this->_put('/BaseFont /'.$name); 1643 $this->_put('/Subtype /Type1'); 1644 if($name!='Symbol' && $name!='ZapfDingbats') 1645 $this->_put('/Encoding /WinAnsiEncoding'); 1646 if(isset($font['uv'])) 1647 $this->_put('/ToUnicode '.$this->cmaps[$cmapkey].' 0 R'); 1648 $this->_put('>>'); 1649 $this->_put('endobj'); 1650 } 1651 elseif($type=='Type1' || $type=='TrueType') 1652 { 1653 // Additional Type1 or TrueType/OpenType font 1654 $this->_newobj(); 1655 $this->_put('<</Type /Font'); 1656 $this->_put('/BaseFont /'.$name); 1657 $this->_put('/Subtype /'.$type); 1658 $this->_put('/FirstChar 32 /LastChar 255'); 1659 $this->_put('/Widths '.($this->n+1).' 0 R'); 1660 $this->_put('/FontDescriptor '.($this->n+2).' 0 R'); 1661 if(isset($font['diff'])) 1662 $this->_put('/Encoding '.$this->encodings[$font['enc']].' 0 R'); 1663 else 1664 $this->_put('/Encoding /WinAnsiEncoding'); 1665 if(isset($font['uv'])) 1666 $this->_put('/ToUnicode '.$this->cmaps[$cmapkey].' 0 R'); 1667 $this->_put('>>'); 1668 $this->_put('endobj'); 1669 // Widths 1670 $this->_newobj(); 1671 $cw = &$font['cw']; 1672 $s = '['; 1673 for($i=32;$i<=255;$i++) 1674 $s .= $cw[chr($i)].' '; 1675 $this->_put($s.']'); 1676 $this->_put('endobj'); 1677 // Descriptor 1678 $this->_newobj(); 1679 $s = '<</Type /FontDescriptor /FontName /'.$name; 1680 foreach($font['desc'] as $k=>$v) 1681 $s .= ' /'.$k.' '.$v; 1682 if(!empty($font['file'])) 1683 $s .= ' /FontFile'.($type=='Type1' ? '' : '2').' '.$this->FontFiles[$font['file']]['n'].' 0 R'; 1684 $this->_put($s.'>>'); 1685 $this->_put('endobj'); 1686 } 1687 else 1688 { 1689 // Allow for additional types 1690 $mtd = '_put'.strtolower($type); 1691 if(!method_exists($this,$mtd)) 1692 $this->Error('Unsupported font type: '.$type); 1693 $this->$mtd($font); 1694 } 1695 } 1696 } 1697 1698 protected function _tounicodecmap($uv) 1699 { 1700 $ranges = ''; 1701 $nbr = 0; 1702 $chars = ''; 1703 $nbc = 0; 1704 foreach($uv as $c=>$v) 1705 { 1706 if(is_array($v)) 1707 { 1708 $ranges .= sprintf("<%02X> <%02X> <%04X>\n",$c,$c+$v[1]-1,$v[0]); 1709 $nbr++; 1710 } 1711 else 1712 { 1713 $chars .= sprintf("<%02X> <%04X>\n",$c,$v); 1714 $nbc++; 1715 } 1716 } 1717 $s = "/CIDInit /ProcSet findresource begin\n"; 1718 $s .= "12 dict begin\n"; 1719 $s .= "begincmap\n"; 1720 $s .= "/CIDSystemInfo\n"; 1721 $s .= "<</Registry (Adobe)\n"; 1722 $s .= "/Ordering (UCS)\n"; 1723 $s .= "/Supplement 0\n"; 1724 $s .= ">> def\n"; 1725 $s .= "/CMapName /Adobe-Identity-UCS def\n"; 1726 $s .= "/CMapType 2 def\n"; 1727 $s .= "1 begincodespacerange\n"; 1728 $s .= "<00> <FF>\n"; 1729 $s .= "endcodespacerange\n"; 1730 if($nbr>0) 1731 { 1732 $s .= "$nbr beginbfrange\n"; 1733 $s .= $ranges; 1734 $s .= "endbfrange\n"; 1735 } 1736 if($nbc>0) 1737 { 1738 $s .= "$nbc beginbfchar\n"; 1739 $s .= $chars; 1740 $s .= "endbfchar\n"; 1741 } 1742 $s .= "endcmap\n"; 1743 $s .= "CMapName currentdict /CMap defineresource pop\n"; 1744 $s .= "end\n"; 1745 $s .= "end"; 1746 return $s; 1747 } 1748 1749 protected function _putimages() 1750 { 1751 foreach(array_keys($this->images) as $file) 1752 { 1753 $this->_putimage($this->images[$file]); 1754 unset($this->images[$file]['data']); 1755 unset($this->images[$file]['smask']); 1756 } 1757 } 1758 1759 protected function _putimage(&$info) 1760 { 1761 $this->_newobj(); 1762 $info['n'] = $this->n; 1763 $this->_put('<</Type /XObject'); 1764 $this->_put('/Subtype /Image'); 1765 $this->_put('/Width '.$info['w']); 1766 $this->_put('/Height '.$info['h']); 1767 if($info['cs']=='Indexed') 1768 $this->_put('/ColorSpace [/Indexed /DeviceRGB '.(strlen($info['pal'])/3-1).' '.($this->n+1).' 0 R]'); 1769 else 1770 { 1771 $this->_put('/ColorSpace /'.$info['cs']); 1772 if($info['cs']=='DeviceCMYK') 1773 $this->_put('/Decode [1 0 1 0 1 0 1 0]'); 1774 } 1775 $this->_put('/BitsPerComponent '.$info['bpc']); 1776 if(isset($info['f'])) 1777 $this->_put('/Filter /'.$info['f']); 1778 if(isset($info['dp'])) 1779 $this->_put('/DecodeParms <<'.$info['dp'].'>>'); 1780 if(isset($info['trns']) && is_array($info['trns'])) 1781 { 1782 $trns = ''; 1783 for($i=0;$i<count($info['trns']);$i++) 1784 $trns .= $info['trns'][$i].' '.$info['trns'][$i].' '; 1785 $this->_put('/Mask ['.$trns.']'); 1786 } 1787 if(isset($info['smask'])) 1788 $this->_put('/SMask '.($this->n+1).' 0 R'); 1789 $this->_put('/Length '.strlen($info['data']).'>>'); 1790 $this->_putstream($info['data']); 1791 $this->_put('endobj'); 1792 // Soft mask 1793 if(isset($info['smask'])) 1794 { 1795 $dp = '/Predictor 15 /Colors 1 /BitsPerComponent 8 /Columns '.$info['w']; 1796 $smask = array('w'=>$info['w'], 'h'=>$info['h'], 'cs'=>'DeviceGray', 'bpc'=>8, 'f'=>$info['f'], 'dp'=>$dp, 'data'=>$info['smask']); 1797 $this->_putimage($smask); 1798 } 1799 // Palette 1800 if($info['cs']=='Indexed') 1801 $this->_putstreamobject($info['pal']); 1802 } 1803 1804 protected function _putxobjectdict() 1805 { 1806 foreach($this->images as $image) 1807 $this->_put('/I'.$image['i'].' '.$image['n'].' 0 R'); 1808 } 1809 1810 protected function _putresourcedict() 1811 { 1812 $this->_put('/ProcSet [/PDF /Text /ImageB /ImageC /ImageI]'); 1813 $this->_put('/Font <<'); 1814 foreach($this->fonts as $font) 1815 $this->_put('/F'.$font['i'].' '.$font['n'].' 0 R'); 1816 $this->_put('>>'); 1817 $this->_put('/XObject <<'); 1818 $this->_putxobjectdict(); 1819 $this->_put('>>'); 1820 } 1821 1822 protected function _putresources() 1823 { 1824 $this->_putfonts(); 1825 $this->_putimages(); 1826 // Resource dictionary 1827 $this->_newobj(2); 1828 $this->_put('<<'); 1829 $this->_putresourcedict(); 1830 $this->_put('>>'); 1831 $this->_put('endobj'); 1832 } 1833 1834 protected function _putinfo() 1835 { 1836 $this->metadata['Producer'] = 'FPDF '.FPDF_VERSION; 1837 $this->metadata['CreationDate'] = 'D:'.@date('YmdHis'); 1838 foreach($this->metadata as $key=>$value) 1839 $this->_put('/'.$key.' '.$this->_textstring($value)); 1840 } 1841 1842 protected function _putcatalog() 1843 { 1844 $n = $this->PageInfo[1]['n']; 1845 $this->_put('/Type /Catalog'); 1846 $this->_put('/Pages 1 0 R'); 1847 if($this->ZoomMode=='fullpage') 1848 $this->_put('/OpenAction ['.$n.' 0 R /Fit]'); 1849 elseif($this->ZoomMode=='fullwidth') 1850 $this->_put('/OpenAction ['.$n.' 0 R /FitH null]'); 1851 elseif($this->ZoomMode=='real') 1852 $this->_put('/OpenAction ['.$n.' 0 R /XYZ null null 1]'); 1853 elseif(!is_string($this->ZoomMode)) 1854 $this->_put('/OpenAction ['.$n.' 0 R /XYZ null null '.sprintf('%.2F',$this->ZoomMode/100).']'); 1855 if($this->LayoutMode=='single') 1856 $this->_put('/PageLayout /SinglePage'); 1857 elseif($this->LayoutMode=='continuous') 1858 $this->_put('/PageLayout /OneColumn'); 1859 elseif($this->LayoutMode=='two') 1860 $this->_put('/PageLayout /TwoColumnLeft'); 1861 } 1862 1863 protected function _putheader() 1864 { 1865 $this->_put('%PDF-'.$this->PDFVersion); 1866 } 1867 1868 protected function _puttrailer() 1869 { 1870 $this->_put('/Size '.($this->n+1)); 1871 $this->_put('/Root '.$this->n.' 0 R'); 1872 $this->_put('/Info '.($this->n-1).' 0 R'); 1873 } 1874 1875 protected function _enddoc() 1876 { 1877 $this->_putheader(); 1878 $this->_putpages(); 1879 $this->_putresources(); 1880 // Info 1881 $this->_newobj(); 1882 $this->_put('<<'); 1883 $this->_putinfo(); 1884 $this->_put('>>'); 1885 $this->_put('endobj'); 1886 // Catalog 1887 $this->_newobj(); 1888 $this->_put('<<'); 1889 $this->_putcatalog(); 1890 $this->_put('>>'); 1891 $this->_put('endobj'); 1892 // Cross-ref 1893 $offset = $this->_getoffset(); 1894 $this->_put('xref'); 1895 $this->_put('0 '.($this->n+1)); 1896 $this->_put('0000000000 65535 f '); 1897 for($i=1;$i<=$this->n;$i++) 1898 $this->_put(sprintf('%010d 00000 n ',$this->offsets[$i])); 1899 // Trailer 1900 $this->_put('trailer'); 1901 $this->_put('<<'); 1902 $this->_puttrailer(); 1903 $this->_put('>>'); 1904 $this->_put('startxref'); 1905 $this->_put($offset); 1906 $this->_put('%%EOF'); 1907 $this->state = 3; 1908 } 1909 } 1910 ?>