/var/www/hkosl.com/imusiccircle/webadmin/libraies/phenx/php-font-lib/classes/Adobe_Font_Metrics.php


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<?php
/**
 * @package php-font-lib
 * @link    https://github.com/PhenX/php-font-lib
 * @author  Fabien Ménager <fabien.menager@gmail.com>
 * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
 */

require_once dirname(__FILE__) . "/Encoding_Map.php";

/**
 * Adobe Font Metrics file creation utility class.
 * 
 * @package php-font-lib
 */
class Adobe_Font_Metrics {
  private 
$f;
  
  
/**
   * @var Font_TrueType
   */
  
private $font;
  
  function 
__construct(Font_TrueType $font) {
    
$this->font $font;
  }
  
  function 
write($file$encoding null){
    
$map_data = array();

    if (
$encoding) {
      
$encoding preg_replace("/[^a-z0-9-_]/"""$encoding);
      
$map_file dirname(__FILE__)."/../maps/$encoding.map";
      if (!
file_exists($map_file)) {
        throw new 
Exception("Unkown encoding ($encoding)");
      }
      
      
$map = new Encoding_Map($map_file);
      
$map_data $map->parse();
    }
    
    
$this->fopen($file"w+");
    
    
$font $this->font;
    
    
$this->startSection("FontMetrics"4.1);
    
$this->addPair("Notice""Converted by PHP-font-lib");
    
$this->addPair("Comment""https://github.com/PhenX/php-font-lib");
    
    
$encoding_scheme = ($encoding $encoding "FontSpecific");
    
$this->addPair("EncodingScheme"$encoding_scheme);
    
    
$records $font->getData("name""records");
    foreach(
$records as $id => $record) {
      if (!isset(
Font_Table_name::$nameIdCodes[$id]) || preg_match("/[\r\n]/"$record->string)) {
        continue;
      }
      
      
$this->addPair(Font_Table_name::$nameIdCodes[$id], $record->string);
    }
    
    
$os2 $font->getData("OS/2");
    
$this->addPair("Weight", ($os2["usWeightClass"] > 400 "Bold" "Medium"));
    
    
$post $font->getData("post");
    
$this->addPair("ItalicAngle",        $post["italicAngle"]);
    
$this->addPair("IsFixedPitch",      ($post["isFixedPitch"] ? "true" "false"));
    
$this->addPair("UnderlineThickness"$font->normalizeFUnit($post["underlineThickness"]));
    
$this->addPair("UnderlinePosition",  $font->normalizeFUnit($post["underlinePosition"]));
    
    
$hhea $font->getData("hhea");
    
    if (isset(
$hhea["ascent"])) {
      
$this->addPair("FontHeightOffset",  $font->normalizeFUnit($hhea["lineGap"]));
      
$this->addPair("Ascender",  $font->normalizeFUnit($hhea["ascent"]));
      
$this->addPair("Descender"$font->normalizeFUnit($hhea["descent"]));
    }
    else {
      
$this->addPair("FontHeightOffset",  $font->normalizeFUnit($os2["typoLineGap"]));
      
$this->addPair("Ascender",  $font->normalizeFUnit($os2["typoAscender"]));
      
$this->addPair("Descender", -abs($font->normalizeFUnit($os2["typoDescender"])));
    }
    
    
$head $font->getData("head");
    
$this->addArray("FontBBox", array(
      
$font->normalizeFUnit($head["xMin"]),
      
$font->normalizeFUnit($head["yMin"]),
      
$font->normalizeFUnit($head["xMax"]),
      
$font->normalizeFUnit($head["yMax"]),
    ));
    
    
$glyphIndexArray $font->getUnicodeCharMap();
    
    if (
$glyphIndexArray) {
      
$hmtx $font->getData("hmtx");
      
$names $font->getData("post""names");
      
      
$this->startSection("CharMetrics"count($hmtx));
        
      if (
$encoding)  {
        foreach(
$map_data as $code => $value) {
          list(
$c$name) = $value;
          
          if (!isset(
$glyphIndexArray[$c])) continue;
          
          
$g $glyphIndexArray[$c];
          
          if (!isset(
$hmtx[$g])) {
            
$hmtx[$g] = $hmtx[0];
          }
          
          
$this->addMetric(array(
            
"C"  => ($code 255 ? -$code),
            
"WX" => $font->normalizeFUnit($hmtx[$g][0]),
            
"N"  => $name,
          ));
        }
      }
      else {
        foreach(
$glyphIndexArray as $c => $g) {
          if (!isset(
$hmtx[$g])) {
            
$hmtx[$g] = $hmtx[0];
          }
          
          
$this->addMetric(array(
            
"U" => $c,
            
"WX" => $font->normalizeFUnit($hmtx[$g][0]),
            
"N" => (isset($names[$g]) ? $names[$g] : sprintf("uni%04x"$c)),
            
"G" => $g,
          ));
        }
      }
        
      
$this->endSection("CharMetrics");
    
      
$kern $font->getData("kern""subtable");
      
$tree $kern["tree"];
      
      if (!
$encoding && is_array($tree)) {
        
$this->startSection("KernData");
          
$this->startSection("KernPairs"count($treeCOUNT_RECURSIVE) - count($tree));
            
          foreach(
$tree as $left => $values) {
            if (!
is_array($values)) continue;
            if (!isset(
$glyphIndexArray[$left])) continue;
            
            
$left_gid $glyphIndexArray[$left];
            
            if (!isset(
$names[$left_gid])) continue;
            
            
$left_name $names[$left_gid];
            
            
$this->addLine("");
            
            foreach(
$values as $right => $value) {
              if (!isset(
$glyphIndexArray[$right])) continue;
              
              
$right_gid $glyphIndexArray[$right];
            
              if (!isset(
$names[$right_gid])) continue;
              
              
$right_name $names[$right_gid];
              
$this->addPair("KPX""$left_name $right_name $value");
            }
          }
            
          
$this->endSection("KernPairs");
        
$this->endSection("KernData");
      }
    }
      
    
$this->endSection("FontMetrics");
  }
  
  function 
addLine($line) {
    
fwrite($this->f"$line\n");
  }
  
  function 
addPair($key$value) {
    
$this->addLine("$key $value");
  }
  
  function 
addArray($key$array) {
    
$this->addLine("$key ".implode(" "$array));
  }
  
  function 
addMetric($data) {
    
$array = array();
    foreach(
$data as $key => $value) {
      
$array[] = "$key $value";
    }
    
$this->addLine(implode(" ; "$array));
  }

  function 
startSection($name$value "") {
    
$this->addLine("Start$name $value");
  }
  
  function 
endSection($name) {
    
$this->addLine("End$name");
  }
}