[795] | 1 | <?php |
---|
| 2 | /******************************************************************************* |
---|
| 3 | * Utility to generate font definition files * |
---|
| 4 | * Version: 1.13 * |
---|
| 5 | * Date: 2004-12-31 * |
---|
| 6 | *******************************************************************************/ |
---|
| 7 | |
---|
| 8 | function ReadMap($enc) |
---|
| 9 | { |
---|
| 10 | //Read a map file |
---|
| 11 | $file=dirname(__FILE__).'/'.strtolower($enc).'.map'; |
---|
| 12 | $a=file($file); |
---|
| 13 | if(empty($a)) |
---|
| 14 | die('<B>Error:</B> encoding not found: '.$enc); |
---|
| 15 | $cc2gn=array(); |
---|
| 16 | foreach($a as $l) |
---|
| 17 | { |
---|
| 18 | if($l{0}=='!') |
---|
| 19 | { |
---|
| 20 | $e=preg_split('/[ \\t]+/',rtrim($l)); |
---|
| 21 | $cc=hexdec(substr($e[0],1)); |
---|
| 22 | $gn=$e[2]; |
---|
| 23 | $cc2gn[$cc]=$gn; |
---|
| 24 | } |
---|
| 25 | } |
---|
[7655] | 26 | for($i=0;$i<=255;++$i) |
---|
[795] | 27 | { |
---|
| 28 | if(!isset($cc2gn[$i])) |
---|
| 29 | $cc2gn[$i]='.notdef'; |
---|
| 30 | } |
---|
| 31 | return $cc2gn; |
---|
| 32 | } |
---|
| 33 | |
---|
| 34 | function ReadAFM($file,&$map) |
---|
| 35 | { |
---|
| 36 | //Read a font metric file |
---|
| 37 | $a=file($file); |
---|
| 38 | if(empty($a)) |
---|
| 39 | die('File not found'); |
---|
| 40 | $widths=array(); |
---|
| 41 | $fm=array(); |
---|
| 42 | $fix=array('Edot'=>'Edotaccent','edot'=>'edotaccent','Idot'=>'Idotaccent','Zdot'=>'Zdotaccent','zdot'=>'zdotaccent', |
---|
| 43 | 'Odblacute'=>'Ohungarumlaut','odblacute'=>'ohungarumlaut','Udblacute'=>'Uhungarumlaut','udblacute'=>'uhungarumlaut', |
---|
| 44 | 'Gcedilla'=>'Gcommaaccent','gcedilla'=>'gcommaaccent','Kcedilla'=>'Kcommaaccent','kcedilla'=>'kcommaaccent', |
---|
| 45 | 'Lcedilla'=>'Lcommaaccent','lcedilla'=>'lcommaaccent','Ncedilla'=>'Ncommaaccent','ncedilla'=>'ncommaaccent', |
---|
| 46 | 'Rcedilla'=>'Rcommaaccent','rcedilla'=>'rcommaaccent','Scedilla'=>'Scommaaccent','scedilla'=>'scommaaccent', |
---|
| 47 | 'Tcedilla'=>'Tcommaaccent','tcedilla'=>'tcommaaccent','Dslash'=>'Dcroat','dslash'=>'dcroat','Dmacron'=>'Dcroat','dmacron'=>'dcroat', |
---|
| 48 | 'combininggraveaccent'=>'gravecomb','combininghookabove'=>'hookabovecomb','combiningtildeaccent'=>'tildecomb', |
---|
| 49 | 'combiningacuteaccent'=>'acutecomb','combiningdotbelow'=>'dotbelowcomb','dongsign'=>'dong'); |
---|
| 50 | foreach($a as $l) |
---|
| 51 | { |
---|
| 52 | $e=explode(' ',rtrim($l)); |
---|
| 53 | if(count($e)<2) |
---|
| 54 | continue; |
---|
| 55 | $code=$e[0]; |
---|
| 56 | $param=$e[1]; |
---|
| 57 | if($code=='C') |
---|
| 58 | { |
---|
| 59 | //Character metrics |
---|
| 60 | $cc=(int)$e[1]; |
---|
| 61 | $w=$e[4]; |
---|
| 62 | $gn=$e[7]; |
---|
| 63 | if(substr($gn,-4)=='20AC') |
---|
| 64 | $gn='Euro'; |
---|
| 65 | if(isset($fix[$gn])) |
---|
| 66 | { |
---|
| 67 | //Fix incorrect glyph name |
---|
| 68 | foreach($map as $c=>$n) |
---|
| 69 | { |
---|
| 70 | if($n==$fix[$gn]) |
---|
| 71 | $map[$c]=$gn; |
---|
| 72 | } |
---|
| 73 | } |
---|
| 74 | if(empty($map)) |
---|
| 75 | { |
---|
| 76 | //Symbolic font: use built-in encoding |
---|
| 77 | $widths[$cc]=$w; |
---|
| 78 | } |
---|
| 79 | else |
---|
| 80 | { |
---|
| 81 | $widths[$gn]=$w; |
---|
| 82 | if($gn=='X') |
---|
| 83 | $fm['CapXHeight']=$e[13]; |
---|
| 84 | } |
---|
| 85 | if($gn=='.notdef') |
---|
| 86 | $fm['MissingWidth']=$w; |
---|
| 87 | } |
---|
| 88 | elseif($code=='FontName') |
---|
| 89 | $fm['FontName']=$param; |
---|
| 90 | elseif($code=='Weight') |
---|
| 91 | $fm['Weight']=$param; |
---|
| 92 | elseif($code=='ItalicAngle') |
---|
| 93 | $fm['ItalicAngle']=(double)$param; |
---|
| 94 | elseif($code=='Ascender') |
---|
| 95 | $fm['Ascender']=(int)$param; |
---|
| 96 | elseif($code=='Descender') |
---|
| 97 | $fm['Descender']=(int)$param; |
---|
| 98 | elseif($code=='UnderlineThickness') |
---|
| 99 | $fm['UnderlineThickness']=(int)$param; |
---|
| 100 | elseif($code=='UnderlinePosition') |
---|
| 101 | $fm['UnderlinePosition']=(int)$param; |
---|
| 102 | elseif($code=='IsFixedPitch') |
---|
| 103 | $fm['IsFixedPitch']=($param=='true'); |
---|
| 104 | elseif($code=='FontBBox') |
---|
| 105 | $fm['FontBBox']=array($e[1],$e[2],$e[3],$e[4]); |
---|
| 106 | elseif($code=='CapHeight') |
---|
| 107 | $fm['CapHeight']=(int)$param; |
---|
| 108 | elseif($code=='StdVW') |
---|
| 109 | $fm['StdVW']=(int)$param; |
---|
| 110 | } |
---|
| 111 | if(!isset($fm['FontName'])) |
---|
| 112 | die('FontName not found'); |
---|
| 113 | if(!empty($map)) |
---|
| 114 | { |
---|
| 115 | if(!isset($widths['.notdef'])) |
---|
| 116 | $widths['.notdef']=600; |
---|
| 117 | if(!isset($widths['Delta']) and isset($widths['increment'])) |
---|
| 118 | $widths['Delta']=$widths['increment']; |
---|
| 119 | //Order widths according to map |
---|
[7655] | 120 | for($i=0;$i<=255;++$i) |
---|
[795] | 121 | { |
---|
| 122 | if(!isset($widths[$map[$i]])) |
---|
| 123 | { |
---|
| 124 | echo '<B>Warning:</B> character '.$map[$i].' is missing<BR>'; |
---|
| 125 | $widths[$i]=$widths['.notdef']; |
---|
| 126 | } |
---|
| 127 | else |
---|
| 128 | $widths[$i]=$widths[$map[$i]]; |
---|
| 129 | } |
---|
| 130 | } |
---|
| 131 | $fm['Widths']=$widths; |
---|
| 132 | return $fm; |
---|
| 133 | } |
---|
| 134 | |
---|
| 135 | function MakeFontDescriptor($fm,$symbolic) |
---|
| 136 | { |
---|
| 137 | //Ascent |
---|
| 138 | $asc=(isset($fm['Ascender']) ? $fm['Ascender'] : 1000); |
---|
| 139 | $fd="array('Ascent'=>".$asc; |
---|
| 140 | //Descent |
---|
| 141 | $desc=(isset($fm['Descender']) ? $fm['Descender'] : -200); |
---|
| 142 | $fd.=",'Descent'=>".$desc; |
---|
| 143 | //CapHeight |
---|
| 144 | if(isset($fm['CapHeight'])) |
---|
| 145 | $ch=$fm['CapHeight']; |
---|
| 146 | elseif(isset($fm['CapXHeight'])) |
---|
| 147 | $ch=$fm['CapXHeight']; |
---|
| 148 | else |
---|
| 149 | $ch=$asc; |
---|
| 150 | $fd.=",'CapHeight'=>".$ch; |
---|
| 151 | //Flags |
---|
| 152 | $flags=0; |
---|
| 153 | if(isset($fm['IsFixedPitch']) and $fm['IsFixedPitch']) |
---|
| 154 | $flags+=1<<0; |
---|
| 155 | if($symbolic) |
---|
| 156 | $flags+=1<<2; |
---|
| 157 | if(!$symbolic) |
---|
| 158 | $flags+=1<<5; |
---|
| 159 | if(isset($fm['ItalicAngle']) and $fm['ItalicAngle']!=0) |
---|
| 160 | $flags+=1<<6; |
---|
| 161 | $fd.=",'Flags'=>".$flags; |
---|
| 162 | //FontBBox |
---|
| 163 | if(isset($fm['FontBBox'])) |
---|
| 164 | $fbb=$fm['FontBBox']; |
---|
| 165 | else |
---|
| 166 | $fbb=array(0,$des-100,1000,$asc+100); |
---|
| 167 | $fd.=",'FontBBox'=>'[".$fbb[0].' '.$fbb[1].' '.$fbb[2].' '.$fbb[3]."]'"; |
---|
| 168 | //ItalicAngle |
---|
| 169 | $ia=(isset($fm['ItalicAngle']) ? $fm['ItalicAngle'] : 0); |
---|
| 170 | $fd.=",'ItalicAngle'=>".$ia; |
---|
| 171 | //StemV |
---|
| 172 | if(isset($fm['StdVW'])) |
---|
| 173 | $stemv=$fm['StdVW']; |
---|
[5928] | 174 | elseif(isset($fm['Weight']) and preg_match('/(bold|black)/i',$fm['Weight'])) |
---|
[795] | 175 | $stemv=120; |
---|
| 176 | else |
---|
| 177 | $stemv=70; |
---|
| 178 | $fd.=",'StemV'=>".$stemv; |
---|
| 179 | //MissingWidth |
---|
| 180 | if(isset($fm['MissingWidth'])) |
---|
| 181 | $fd.=",'MissingWidth'=>".$fm['MissingWidth']; |
---|
| 182 | $fd.=')'; |
---|
| 183 | return $fd; |
---|
| 184 | } |
---|
| 185 | |
---|
| 186 | function MakeWidthArray($fm) |
---|
| 187 | { |
---|
| 188 | //Make character width array |
---|
| 189 | $s="array(\n\t"; |
---|
| 190 | $cw=$fm['Widths']; |
---|
[7655] | 191 | for($i=0;$i<=255;++$i) |
---|
[795] | 192 | { |
---|
| 193 | if(chr($i)=="'") |
---|
| 194 | $s.="'\\''"; |
---|
| 195 | elseif(chr($i)=="\\") |
---|
| 196 | $s.="'\\\\'"; |
---|
| 197 | elseif($i>=32 and $i<=126) |
---|
| 198 | $s.="'".chr($i)."'"; |
---|
| 199 | else |
---|
| 200 | $s.="chr($i)"; |
---|
| 201 | $s.='=>'.$fm['Widths'][$i]; |
---|
| 202 | if($i<255) |
---|
| 203 | $s.=','; |
---|
| 204 | if(($i+1)%22==0) |
---|
| 205 | $s.="\n\t"; |
---|
| 206 | } |
---|
| 207 | $s.=')'; |
---|
| 208 | return $s; |
---|
| 209 | } |
---|
| 210 | |
---|
| 211 | function MakeFontEncoding($map) |
---|
| 212 | { |
---|
| 213 | //Build differences from reference encoding |
---|
| 214 | $ref=ReadMap('cp1252'); |
---|
| 215 | $s=''; |
---|
| 216 | $last=0; |
---|
[7655] | 217 | for($i=32;$i<=255;++$i) |
---|
[795] | 218 | { |
---|
| 219 | if($map[$i]!=$ref[$i]) |
---|
| 220 | { |
---|
| 221 | if($i!=$last+1) |
---|
| 222 | $s.=$i.' '; |
---|
| 223 | $last=$i; |
---|
| 224 | $s.='/'.$map[$i].' '; |
---|
| 225 | } |
---|
| 226 | } |
---|
| 227 | return rtrim($s); |
---|
| 228 | } |
---|
| 229 | |
---|
| 230 | function SaveToFile($file,$s,$mode='t') |
---|
| 231 | { |
---|
| 232 | $f=fopen($file,'w'.$mode); |
---|
| 233 | if(!$f) |
---|
| 234 | die('Can\'t write to file '.$file); |
---|
| 235 | fwrite($f,$s,strlen($s)); |
---|
| 236 | fclose($f); |
---|
| 237 | } |
---|
| 238 | |
---|
| 239 | function ReadShort($f) |
---|
| 240 | { |
---|
| 241 | $a=unpack('n1n',fread($f,2)); |
---|
| 242 | return $a['n']; |
---|
| 243 | } |
---|
| 244 | |
---|
| 245 | function ReadLong($f) |
---|
| 246 | { |
---|
| 247 | $a=unpack('N1N',fread($f,4)); |
---|
| 248 | return $a['N']; |
---|
| 249 | } |
---|
| 250 | |
---|
| 251 | function CheckTTF($file) |
---|
| 252 | { |
---|
| 253 | //Check if font license allows embedding |
---|
| 254 | $f=fopen($file,'rb'); |
---|
| 255 | if(!$f) |
---|
| 256 | die('<B>Error:</B> Can\'t open '.$file); |
---|
| 257 | //Extract number of tables |
---|
| 258 | fseek($f,4,SEEK_CUR); |
---|
| 259 | $nb=ReadShort($f); |
---|
| 260 | fseek($f,6,SEEK_CUR); |
---|
| 261 | //Seek OS/2 table |
---|
| 262 | $found=false; |
---|
[7655] | 263 | for($i=0;$i<$nb;++$i) |
---|
[795] | 264 | { |
---|
| 265 | if(fread($f,4)=='OS/2') |
---|
| 266 | { |
---|
| 267 | $found=true; |
---|
| 268 | break; |
---|
| 269 | } |
---|
| 270 | fseek($f,12,SEEK_CUR); |
---|
| 271 | } |
---|
| 272 | if(!$found) |
---|
| 273 | { |
---|
| 274 | fclose($f); |
---|
| 275 | return; |
---|
| 276 | } |
---|
| 277 | fseek($f,4,SEEK_CUR); |
---|
| 278 | $offset=ReadLong($f); |
---|
| 279 | fseek($f,$offset,SEEK_SET); |
---|
| 280 | //Extract fsType flags |
---|
| 281 | fseek($f,8,SEEK_CUR); |
---|
| 282 | $fsType=ReadShort($f); |
---|
| 283 | $rl=($fsType & 0x02)!=0; |
---|
| 284 | $pp=($fsType & 0x04)!=0; |
---|
| 285 | $e=($fsType & 0x08)!=0; |
---|
| 286 | fclose($f); |
---|
| 287 | if($rl and !$pp and !$e) |
---|
| 288 | echo '<B>Warning:</B> font license does not allow embedding'; |
---|
| 289 | } |
---|
| 290 | |
---|
| 291 | /******************************************************************************* |
---|
| 292 | * $fontfile : chemin du fichier TTF (ou chaîne vide si pas d'incorporation) * |
---|
| 293 | * $afmfile : chemin du fichier AFM * |
---|
| 294 | * $enc : encodage (ou chaîne vide si la police est symbolique) * |
---|
| 295 | * $patch : patch optionnel pour l'encodage * |
---|
| 296 | * $type : type de la police si $fontfile est vide * |
---|
| 297 | *******************************************************************************/ |
---|
| 298 | function MakeFont($fontfile,$afmfile,$enc='cp1252',$patch=array(),$type='TrueType') |
---|
| 299 | { |
---|
| 300 | //Generate a font definition file |
---|
| 301 | set_magic_quotes_runtime(0); |
---|
| 302 | ini_set('auto_detect_line_endings','1'); |
---|
| 303 | if($enc) |
---|
| 304 | { |
---|
| 305 | $map=ReadMap($enc); |
---|
| 306 | foreach($patch as $cc=>$gn) |
---|
| 307 | $map[$cc]=$gn; |
---|
| 308 | } |
---|
| 309 | else |
---|
| 310 | $map=array(); |
---|
| 311 | if(!file_exists($afmfile)) |
---|
| 312 | die('<B>Error:</B> AFM file not found: '.$afmfile); |
---|
| 313 | $fm=ReadAFM($afmfile,$map); |
---|
| 314 | if($enc) |
---|
| 315 | $diff=MakeFontEncoding($map); |
---|
| 316 | else |
---|
| 317 | $diff=''; |
---|
| 318 | $fd=MakeFontDescriptor($fm,empty($map)); |
---|
| 319 | //Find font type |
---|
| 320 | if($fontfile) |
---|
| 321 | { |
---|
| 322 | $ext=strtolower(substr($fontfile,-3)); |
---|
| 323 | if($ext=='ttf') |
---|
| 324 | $type='TrueType'; |
---|
| 325 | elseif($ext=='pfb') |
---|
| 326 | $type='Type1'; |
---|
| 327 | else |
---|
| 328 | die('<B>Error:</B> unrecognized font file extension: '.$ext); |
---|
| 329 | } |
---|
| 330 | else |
---|
| 331 | { |
---|
| 332 | if($type!='TrueType' and $type!='Type1') |
---|
| 333 | die('<B>Error:</B> incorrect font type: '.$type); |
---|
| 334 | } |
---|
| 335 | //Start generation |
---|
| 336 | $s='<?php'."\n"; |
---|
| 337 | $s.='$type=\''.$type."';\n"; |
---|
| 338 | $s.='$name=\''.$fm['FontName']."';\n"; |
---|
| 339 | $s.='$desc='.$fd.";\n"; |
---|
| 340 | if(!isset($fm['UnderlinePosition'])) |
---|
| 341 | $fm['UnderlinePosition']=-100; |
---|
| 342 | if(!isset($fm['UnderlineThickness'])) |
---|
| 343 | $fm['UnderlineThickness']=50; |
---|
| 344 | $s.='$up='.$fm['UnderlinePosition'].";\n"; |
---|
| 345 | $s.='$ut='.$fm['UnderlineThickness'].";\n"; |
---|
| 346 | $w=MakeWidthArray($fm); |
---|
| 347 | $s.='$cw='.$w.";\n"; |
---|
| 348 | $s.='$enc=\''.$enc."';\n"; |
---|
| 349 | $s.='$diff=\''.$diff."';\n"; |
---|
| 350 | $basename=substr(basename($afmfile),0,-4); |
---|
| 351 | if($fontfile) |
---|
| 352 | { |
---|
| 353 | //Embedded font |
---|
| 354 | if(!file_exists($fontfile)) |
---|
| 355 | die('<B>Error:</B> font file not found: '.$fontfile); |
---|
| 356 | if($type=='TrueType') |
---|
| 357 | CheckTTF($fontfile); |
---|
| 358 | $f=fopen($fontfile,'rb'); |
---|
| 359 | if(!$f) |
---|
| 360 | die('<B>Error:</B> Can\'t open '.$fontfile); |
---|
| 361 | $file=fread($f,filesize($fontfile)); |
---|
| 362 | fclose($f); |
---|
| 363 | if($type=='Type1') |
---|
| 364 | { |
---|
| 365 | //Find first two sections and discard third one |
---|
| 366 | $header=(ord($file{0})==128); |
---|
| 367 | if($header) |
---|
| 368 | { |
---|
| 369 | //Strip first binary header |
---|
| 370 | $file=substr($file,6); |
---|
| 371 | } |
---|
| 372 | $pos=strpos($file,'eexec'); |
---|
| 373 | if(!$pos) |
---|
| 374 | die('<B>Error:</B> font file does not seem to be valid Type1'); |
---|
| 375 | $size1=$pos+6; |
---|
| 376 | if($header and ord($file{$size1})==128) |
---|
| 377 | { |
---|
| 378 | //Strip second binary header |
---|
| 379 | $file=substr($file,0,$size1).substr($file,$size1+6); |
---|
| 380 | } |
---|
| 381 | $pos=strpos($file,'00000000'); |
---|
| 382 | if(!$pos) |
---|
| 383 | die('<B>Error:</B> font file does not seem to be valid Type1'); |
---|
| 384 | $size2=$pos-$size1; |
---|
| 385 | $file=substr($file,0,$size1+$size2); |
---|
| 386 | } |
---|
| 387 | if(function_exists('gzcompress')) |
---|
| 388 | { |
---|
| 389 | $cmp=$basename.'.z'; |
---|
| 390 | SaveToFile($cmp,gzcompress($file),'b'); |
---|
| 391 | $s.='$file=\''.$cmp."';\n"; |
---|
| 392 | echo 'Font file compressed ('.$cmp.')<BR>'; |
---|
| 393 | } |
---|
| 394 | else |
---|
| 395 | { |
---|
| 396 | $s.='$file=\''.basename($fontfile)."';\n"; |
---|
| 397 | echo '<B>Notice:</B> font file could not be compressed (zlib extension not available)<BR>'; |
---|
| 398 | } |
---|
| 399 | if($type=='Type1') |
---|
| 400 | { |
---|
| 401 | $s.='$size1='.$size1.";\n"; |
---|
| 402 | $s.='$size2='.$size2.";\n"; |
---|
| 403 | } |
---|
| 404 | else |
---|
| 405 | $s.='$originalsize='.filesize($fontfile).";\n"; |
---|
| 406 | } |
---|
| 407 | else |
---|
| 408 | { |
---|
| 409 | //Not embedded font |
---|
| 410 | $s.='$file='."'';\n"; |
---|
| 411 | } |
---|
| 412 | $s.="?>\n"; |
---|
| 413 | SaveToFile($basename.'.php',$s); |
---|
| 414 | echo 'Font definition file generated ('.$basename.'.php'.')<BR>'; |
---|
| 415 | } |
---|
| 416 | ?> |
---|