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dompdf/lib/php-font-lib/src/FontLib/Glyph/Outline.php 2.39 KB
670b6d6f8   tuan   2016/09/22 - Copy...
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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
   * @version $Id: Font_Table_glyf.php 46 2012-04-02 20:22:38Z fabien.menager $
   */
  namespace FontLib\Glyph;
  
  use FontLib\Table\Type\glyf;
  use FontLib\TrueType\File;
  use FontLib\BinaryStream;
  
  /**
   * `glyf` font table.
   *
   * @package php-font-lib
   */
  class Outline extends BinaryStream
  {
      /**
       * @var \FontLib\Table\Type\glyf
       */
      protected $table;
  
      protected $offset;
      protected $size;
  
      // Data
      public $numberOfContours;
      public $xMin;
      public $yMin;
      public $xMax;
      public $yMax;
  
      public $raw;
  
      /**
       * @param glyf $table
       * @param                 $offset
       * @param                 $size
       *
       * @return Outline
       */
      static function init(glyf $table, $offset, $size, BinaryStream $font)
      {
          $font->seek($offset);
  
          if ($font->readInt16() > -1) {
              /** @var OutlineSimple $glyph */
              $glyph = new OutlineSimple($table, $offset, $size);
          } else {
              /** @var OutlineComposite $glyph */
              $glyph = new OutlineComposite($table, $offset, $size);
          }
  
          $glyph->parse($font);
  
          return $glyph;
      }
  
      /**
       * @return File
       */
      function getFont()
      {
          return $this->table->getFont();
      }
  
      function __construct(glyf $table, $offset = null, $size = null)
      {
          $this->table = $table;
          $this->offset = $offset;
          $this->size = $size;
      }
  
      function parse(BinaryStream $font)
      {
          $font->seek($this->offset);
  
          if (!$this->size) {
              return;
          }
  
          $this->raw = $font->read($this->size);
      }
  
      function parseData()
      {
          $font = $this->getFont();
          $font->seek($this->offset);
  
          $this->numberOfContours = $font->readInt16();
          $this->xMin = $font->readFWord();
          $this->yMin = $font->readFWord();
          $this->xMax = $font->readFWord();
          $this->yMax = $font->readFWord();
      }
  
      function encode()
      {
          $font = $this->getFont();
  
          return $font->write($this->raw, strlen($this->raw));
      }
  
      function getSVGContours()
      {
          // Inherit
      }
  
      function getGlyphIDs()
      {
          return array();
      }
  }