lib/font/chinese.php

   1 <?php // -*-php-*-
   2 // $Id: chinese.php 7956 2011-03-03 17:08:31Z vargenau $
   3
   4 // PDF functions taken from FPDF http://www.fpdf.org
   5
   6 require('lib/pdf.php');
   7
   8 $Big5_widths=array(' '=>250,'!'=>250,'"'=>408,'#'=>668,'$'=>490,'%'=>875,'&'=>698,'\''=>250,
   9     '('=>240,')'=>240,'*'=>417,'+'=>667,','=>250,'-'=>313,'.'=>250,'/'=>520,'0'=>500,'1'=>500,
  10     '2'=>500,'3'=>500,'4'=>500,'5'=>500,'6'=>500,'7'=>500,'8'=>500,'9'=>500,':'=>250,';'=>250,
  11     '<'=>667,'='=>667,'>'=>667,'?'=>396,'@'=>921,'A'=>677,'B'=>615,'C'=>719,'D'=>760,'E'=>625,
  12     'F'=>552,'G'=>771,'H'=>802,'I'=>354,'J'=>354,'K'=>781,'L'=>604,'M'=>927,'N'=>750,'O'=>823,
  13     'P'=>563,'Q'=>823,'R'=>729,'S'=>542,'T'=>698,'U'=>771,'V'=>729,'W'=>948,'X'=>771,'Y'=>677,
  14     'Z'=>635,'['=>344,'\\'=>520,']'=>344,'^'=>469,'_'=>500,'`'=>250,'a'=>469,'b'=>521,'c'=>427,
  15     'd'=>521,'e'=>438,'f'=>271,'g'=>469,'h'=>531,'i'=>250,'j'=>250,'k'=>458,'l'=>240,'m'=>802,
  16     'n'=>531,'o'=>500,'p'=>521,'q'=>521,'r'=>365,'s'=>333,'t'=>292,'u'=>521,'v'=>458,'w'=>677,
  17     'x'=>479,'y'=>458,'z'=>427,'{'=>480,'|'=>496,'}'=>480,'~'=>667);
  18
  19 $GB_widths=array(' '=>207,'!'=>270,'"'=>342,'#'=>467,'$'=>462,'%'=>797,'&'=>710,'\''=>239,
  20     '('=>374,')'=>374,'*'=>423,'+'=>605,','=>238,'-'=>375,'.'=>238,'/'=>334,'0'=>462,'1'=>462,
  21     '2'=>462,'3'=>462,'4'=>462,'5'=>462,'6'=>462,'7'=>462,'8'=>462,'9'=>462,':'=>238,';'=>238,
  22     '<'=>605,'='=>605,'>'=>605,'?'=>344,'@'=>748,'A'=>684,'B'=>560,'C'=>695,'D'=>739,'E'=>563,
  23     'F'=>511,'G'=>729,'H'=>793,'I'=>318,'J'=>312,'K'=>666,'L'=>526,'M'=>896,'N'=>758,'O'=>772,
  24     'P'=>544,'Q'=>772,'R'=>628,'S'=>465,'T'=>607,'U'=>753,'V'=>711,'W'=>972,'X'=>647,'Y'=>620,
  25     'Z'=>607,'['=>374,'\\'=>333,']'=>374,'^'=>606,'_'=>500,'`'=>239,'a'=>417,'b'=>503,'c'=>427,
  26     'd'=>529,'e'=>415,'f'=>264,'g'=>444,'h'=>518,'i'=>241,'j'=>230,'k'=>495,'l'=>228,'m'=>793,
  27     'n'=>527,'o'=>524,'p'=>524,'q'=>504,'r'=>338,'s'=>336,'t'=>277,'u'=>517,'v'=>450,'w'=>652,
  28     'x'=>466,'y'=>452,'z'=>407,'{'=>370,'|'=>258,'}'=>370,'~'=>605);
  29
  30 class PDF_Chinese extends PDF
  31 {
  32     function AddCIDFont($family,$style,$name,$cw,$CMap,$registry)
  33     {
  34     $fontkey=strtolower($family).strtoupper($style);
  35     if(isset($this->fonts[$fontkey]))
  36         $this->Error("Font already added: $family $style");
  37     $i=count($this->fonts)+1;
  38     $name=str_replace(' ','',$name);
  39     $this->fonts[$fontkey]=array('i'=>$i,'type'=>'Type0','name'=>$name,'up'=>-130,'ut'=>40,'cw'=>$cw,'CMap'=>$CMap,'registry'=>$registry);
  40     }
  41
  42     function AddCIDFonts($family,$name,$cw,$CMap,$registry)
  43     {
  44     $this->AddCIDFont($family,'',$name,$cw,$CMap,$registry);
  45     $this->AddCIDFont($family,'B',$name.',Bold',$cw,$CMap,$registry);
  46     $this->AddCIDFont($family,'I',$name.',Italic',$cw,$CMap,$registry);
  47     $this->AddCIDFont($family,'BI',$name.',BoldItalic',$cw,$CMap,$registry);
  48     }
  49
  50     function AddBig5Font($family='Big5',$name='MSungStd-Light-Acro')
  51     {
  52     //Add Big5 font with proportional Latin
  53     $cw=$GLOBALS['Big5_widths'];
  54     $CMap='ETenms-B5-H';
  55     $registry=array('ordering'=>'CNS1','supplement'=>0);
  56     $this->AddCIDFonts($family,$name,$cw,$CMap,$registry);
  57     }
  58
  59     function AddBig5hwFont($family='Big5-hw',$name='MSungStd-Light-Acro')
  60     {
  61     //Add Big5 font with half-witdh Latin
  62     for($i=32;$i<=126;$i++)
  63         $cw[chr($i)]=500;
  64     $CMap='ETen-B5-H';
  65     $registry=array('ordering'=>'CNS1','supplement'=>0);
  66     $this->AddCIDFonts($family,$name,$cw,$CMap,$registry);
  67     }
  68
  69     function AddGBFont($family='GB',$name='STSongStd-Light-Acro')
  70     {
  71     //Add GB font with proportional Latin
  72     $cw=$GLOBALS['GB_widths'];
  73     $CMap='GBKp-EUC-H';
  74     $registry=array('ordering'=>'GB1','supplement'=>2);
  75     $this->AddCIDFonts($family,$name,$cw,$CMap,$registry);
  76     }
  77
  78     function AddGBhwFont($family='GB-hw',$name='STSongStd-Light-Acro')
  79     {
  80     //Add GB font with half-width Latin
  81     for($i=32;$i<=126;$i++)
  82         $cw[chr($i)]=500;
  83     $CMap='GBK-EUC-H';
  84     $registry=array('ordering'=>'GB1','supplement'=>2);
  85     $this->AddCIDFonts($family,$name,$cw,$CMap,$registry);
  86     }
  87
  88     function GetStringWidth($s)
  89     {
  90     if ($this->CurrentFont['type']=='Type0')
  91         return $this->GetMBStringWidth($s);
  92     else
  93         return parent::GetStringWidth($s);
  94     }
  95
  96     function GetMBStringWidth($s)
  97     {
  98     //Multi-byte version of GetStringWidth()
  99     $l=0;
 100     $cw=&$this->CurrentFont['cw'];
 101     $nb=strlen($s);
 102     $i=0;
 103     while($i<$nb)
 104     {
 105         $c=$s[$i];
 106         if(ord($c)<128)
 107         {
 108             $l+=$cw[$c];
 109             $i++;
 110         }
 111         else
 112         {
 113             $l+=1000;
 114             $i+=2;
 115         }
 116     }
 117     return $l*$this->FontSize/1000;
 118     }
 119
 120     function MultiCell($w,$h,$txt,$border=0,$align='L',$fill=0)
 121     {
 122     if($this->CurrentFont['type']=='Type0')
 123         $this->MBMultiCell($w,$h,$txt,$border,$align,$fill);
 124     else
 125         parent::MultiCell($w,$h,$txt,$border,$align,$fill);
 126     }
 127
 128     function MBMultiCell($w,$h,$txt,$border=0,$align='L',$fill=0)
 129     {
 130     //Multi-byte version of MultiCell()
 131     $cw=&$this->CurrentFont['cw'];
 132     if($w==0)
 133         $w=$this->w-$this->rMargin-$this->x;
 134     $wmax=($w-2*$this->cMargin)*1000/$this->FontSize;
 135     $s=str_replace("\r",'',$txt);
 136     $nb=strlen($s);
 137     if($nb>0 and $s[$nb-1]=="\n")
 138         $nb--;
 139     $b=0;
 140     if($border)
 141     {
 142         if($border==1)
 143         {
 144             $border='LTRB';
 145             $b='LRT';
 146             $b2='LR';
 147         }
 148         else
 149         {
 150             $b2='';
 151             if(is_int(strpos($border,'L')))
 152                 $b2.='L';
 153             if(is_int(strpos($border,'R')))
 154                 $b2.='R';
 155             $b=is_int(strpos($border,'T')) ? $b2.'T' : $b2;
 156         }
 157     }
 158     $sep=-1;
 159     $i=0;
 160     $j=0;
 161     $l=0;
 162     $nl=1;
 163     while($i<$nb)
 164     {
 165         //Get next character
 166         $c=$s[$i];
 167         //Check if ASCII or MB
 168         $ascii=(ord($c)<128);
 169         if($c=="\n")
 170         {
 171             //Explicit line break
 172             $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill);
 173             $i++;
 174             $sep=-1;
 175             $j=$i;
 176             $l=0;
 177             $nl++;
 178             if($border and $nl==2)
 179                 $b=$b2;
 180             continue;
 181         }
 182         if(!$ascii)
 183         {
 184             $sep=$i;
 185             $ls=$l;
 186         }
 187         elseif($c==' ')
 188         {
 189             $sep=$i;
 190             $ls=$l;
 191         }
 192         $l+=$ascii ? $cw[$c] : 1000;
 193         if($l>$wmax)
 194         {
 195             //Automatic line break
 196             if($sep==-1 or $i==$j)
 197             {
 198                 if($i==$j)
 199                     $i+=$ascii ? 1 : 2;
 200                 $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill);
 201             }
 202             else
 203             {
 204                 $this->Cell($w,$h,substr($s,$j,$sep-$j),$b,2,$align,$fill);
 205                 $i=($s[$sep]==' ') ? $sep+1 : $sep;
 206             }
 207             $sep=-1;
 208             $j=$i;
 209             $l=0;
 210             $nl++;
 211             if($border and $nl==2)
 212                 $b=$b2;
 213         }
 214         else
 215             $i+=$ascii ? 1 : 2;
 216     }
 217     //Last chunk
 218     if($border and is_int(strpos($border,'B')))
 219         $b.='B';
 220     $this->Cell($w,$h,substr($s,$j,$i-$j),$b,2,$align,$fill);
 221     $this->x=$this->lMargin;
 222     }
 223
 224     function Write($h,$txt,$link='')
 225     {
 226     if($this->CurrentFont['type']=='Type0')
 227         $this->MBWrite($h,$txt,$link);
 228     else
 229         parent::Write($h,$txt,$link);
 230     }
 231
 232     function MBWrite($h,$txt,$link)
 233     {
 234     //Multi-byte version of Write()
 235     $cw=&$this->CurrentFont['cw'];
 236     $w=$this->w-$this->rMargin-$this->x;
 237     $wmax=($w-2*$this->cMargin)*1000/$this->FontSize;
 238     $s=str_replace("\r",'',$txt);
 239     $nb=strlen($s);
 240     $sep=-1;
 241     $i=0;
 242     $j=0;
 243     $l=0;
 244     $nl=1;
 245     while($i<$nb)
 246     {
 247         //Get next character
 248         $c=$s[$i];
 249         //Check if ASCII or MB
 250         $ascii=(ord($c)<128);
 251         if($c=="\n")
 252         {
 253             //Explicit line break
 254             $this->Cell($w,$h,substr($s,$j,$i-$j),0,2,'',0,$link);
 255             $i++;
 256             $sep=-1;
 257             $j=$i;
 258             $l=0;
 259             if($nl==1)
 260             {
 261                 $this->x=$this->lMargin;
 262                 $w=$this->w-$this->rMargin-$this->x;
 263                 $wmax=($w-2*$this->cMargin)*1000/$this->FontSize;
 264             }
 265             $nl++;
 266             continue;
 267         }
 268         if(!$ascii or $c==' ')
 269             $sep=$i;
 270         $l+=$ascii ? $cw[$c] : 1000;
 271         if($l>$wmax)
 272         {
 273             //Automatic line break
 274             if($sep==-1 or $i==$j)
 275             {
 276                 if($this->x>$this->lMargin)
 277                 {
 278                     //Move to next line
 279                     $this->x=$this->lMargin;
 280                     $this->y+=$h;
 281                     $w=$this->w-$this->rMargin-$this->x;
 282                     $wmax=($w-2*$this->cMargin)*1000/$this->FontSize;
 283                     $i++;
 284                     $nl++;
 285                     continue;
 286                 }
 287                 if($i==$j)
 288                     $i+=$ascii ? 1 : 2;
 289                 $this->Cell($w,$h,substr($s,$j,$i-$j),0,2,'',0,$link);
 290             }
 291             else
 292             {
 293                 $this->Cell($w,$h,substr($s,$j,$sep-$j),0,2,'',0,$link);
 294                 $i=($s[$sep]==' ') ? $sep+1 : $sep;
 295             }
 296             $sep=-1;
 297             $j=$i;
 298             $l=0;
 299             if($nl==1)
 300             {
 301                 $this->x=$this->lMargin;
 302                 $w=$this->w-$this->rMargin-$this->x;
 303                 $wmax=($w-2*$this->cMargin)*1000/$this->FontSize;
 304             }
 305             $nl++;
 306         }
 307         else
 308             $i+=$ascii ? 1 : 2;
 309     }
 310     //Last chunk
 311     if($i!=$j)
 312         $this->Cell($l/1000*$this->FontSize,$h,substr($s,$j,$i-$j),0,0,'',0,$link);
 313     }
 314
 315     function _putfonts()
 316     {
 317     $nf=$this->n;
 318     foreach($this->diffs as $diff)
 319     {
 320         //Encodings
 321         $this->_newobj();
 322         $this->_out('<</Type /Encoding /BaseEncoding /WinAnsiEncoding /Differences ['.$diff.']>>');
 323         $this->_out('endobj');
 324     }
 325
 326     if (!check_php_version(5,3)) {
 327         $mqr=get_magic_quotes_runtime();
 328         set_magic_quotes_runtime(0);
 329     }
 330     foreach($this->FontFiles as $file=>$info)
 331     {
 332         //Font file embedding
 333         $this->_newobj();
 334         $this->FontFiles[$file]['n']=$this->n;
 335         if(defined('FPDF_FONTPATH'))
 336             $file=FPDF_FONTPATH.$file;
 337         $size=filesize($file);
 338         if(!$size)
 339             $this->Error('Font file not found');
 340         $this->_out('<</Length '.$size);
 341         if(substr($file,-2)=='.z')
 342             $this->_out('/Filter /FlateDecode');
 343         $this->_out('/Length1 '.$info['length1']);
 344         if(isset($info['length2']))
 345             $this->_out('/Length2 '.$info['length2'].' /Length3 0');
 346         $this->_out('>>');
 347         $f=fopen($file,'rb');
 348         $this->_putstream(fread($f,$size));
 349         fclose($f);
 350         $this->_out('endobj');
 351     }
 352     if (!check_php_version(5,3)) {
 353         set_magic_quotes_runtime($mqr);
 354     }
 355     foreach($this->fonts as $k=>$font)
 356     {
 357         //Font objects
 358         $this->_newobj();
 359         $this->fonts[$k]['n']=$this->n;
 360         $this->_out('<</Type /Font');
 361         if($font['type']=='Type0')
 362             $this->_putType0($font);
 363         else
 364         {
 365             $name=$font['name'];
 366             $this->_out('/BaseFont /'.$name);
 367             if($font['type']=='core')
 368             {
 369                 //Standard font
 370                 $this->_out('/Subtype /Type1');
 371                 if($name!='Symbol' and $name!='ZapfDingbats')
 372                     $this->_out('/Encoding /WinAnsiEncoding');
 373             }
 374             else
 375             {
 376                 //Additional font
 377                 $this->_out('/Subtype /'.$font['type']);
 378                 $this->_out('/FirstChar 32');
 379                 $this->_out('/LastChar 255');
 380                 $this->_out('/Widths '.($this->n+1).' 0 R');
 381                 $this->_out('/FontDescriptor '.($this->n+2).' 0 R');
 382                 if($font['enc'])
 383                 {
 384                     if(isset($font['diff']))
 385                         $this->_out('/Encoding '.($nf+$font['diff']).' 0 R');
 386                     else
 387                         $this->_out('/Encoding /WinAnsiEncoding');
 388                 }
 389             }
 390             $this->_out('>>');
 391             $this->_out('endobj');
 392             if($font['type']!='core')
 393             {
 394                 //Widths
 395                 $this->_newobj();
 396                 $cw=&$font['cw'];
 397                 $s='[';
 398                 for($i=32;$i<=255;$i++)
 399                     $s.=$cw[chr($i)].' ';
 400                 $this->_out($s.']');
 401                 $this->_out('endobj');
 402                 //Descriptor
 403                 $this->_newobj();
 404                 $s='<</Type /FontDescriptor /FontName /'.$name;
 405                 foreach($font['desc'] as $k=>$v)
 406                     $s.=' /'.$k.' '.$v;
 407                 $file=$font['file'];
 408                 if($file)
 409                     $s.=' /FontFile'.($font['type']=='Type1' ? '' : '2').' '.$this->FontFiles[$file]['n'].' 0 R';
 410                 $this->_out($s.'>>');
 411                 $this->_out('endobj');
 412             }
 413         }
 414     }
 415     }
 416
 417     function _putType0($font)
 418     {
 419     //Type0
 420     $this->_out('/Subtype /Type0');
 421     $this->_out('/BaseFont /'.$font['name'].'-'.$font['CMap']);
 422     $this->_out('/Encoding /'.$font['CMap']);
 423     $this->_out('/DescendantFonts ['.($this->n+1).' 0 R]');
 424     $this->_out('>>');
 425     $this->_out('endobj');
 426     //CIDFont
 427     $this->_newobj();
 428     $this->_out('<</Type /Font');
 429     $this->_out('/Subtype /CIDFontType0');
 430     $this->_out('/BaseFont /'.$font['name']);
 431     $this->_out('/CIDSystemInfo <</Registry '.$this->_textstring('Adobe').' /Ordering '.$this->_textstring($font['registry']['ordering']).' /Supplement '.$font['registry']['supplement'].'>>');
 432     $this->_out('/FontDescriptor '.($this->n+1).' 0 R');
 433     if($font['CMap']=='ETen-B5-H')
 434         $W='13648 13742 500';
 435     elseif($font['CMap']=='GBK-EUC-H')
 436         $W='814 907 500 7716 [500]';
 437     else
 438         $W='1 ['.implode(' ',$font['cw']).']';
 439     $this->_out('/W ['.$W.']>>');
 440     $this->_out('endobj');
 441     //Font descriptor
 442     $this->_newobj();
 443     $this->_out('<</Type /FontDescriptor');
 444     $this->_out('/FontName /'.$font['name']);
 445     $this->_out('/Flags 6');
 446     $this->_out('/FontBBox [0 -200 1000 900]');
 447     $this->_out('/ItalicAngle 0');
 448     $this->_out('/Ascent 800');
 449     $this->_out('/Descent -200');
 450     $this->_out('/CapHeight 800');
 451     $this->_out('/StemV 50');
 452     $this->_out('>>');
 453     $this->_out('endobj');
 454     }
 455 }
 456
 457 // Local Variables:
 458 // mode: php
 459 // tab-width: 8
 460 // c-basic-offset: 4
 461 // c-hanging-comment-ender-p: nil
 462 // indent-tabs-mode: nil
 463 // End:
 464 ?>