vendor/phenx/php-font-lib/src/FontLib/Glyph/Outline.php

   1 <?php
   2 /**
   3  * @package php-font-lib
   4  * @link    https://github.com/PhenX/php-font-lib
   5  * @author  Fabien Ménager <fabien.menager@gmail.com>
   6  * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
   7  * @version $Id: Font_Table_glyf.php 46 2012-04-02 20:22:38Z fabien.menager $
   8  */
   9 namespace FontLib\Glyph;
  10
  11 use FontLib\Table\Type\glyf;
  12 use FontLib\TrueType\File;
  13 use FontLib\BinaryStream;
  14
  15 /**
  16  * `glyf` font table.
  17  *
  18  * @package php-font-lib
  19  */
  20 class Outline extends BinaryStream {
  21   /**
  22    * @var \FontLib\Table\Type\glyf
  23    */
  24   protected $table;
  25
  26   protected $offset;
  27   protected $size;
  28
  29   // Data
  30   public $numberOfContours;
  31   public $xMin;
  32   public $yMin;
  33   public $xMax;
  34   public $yMax;
  35
  36   public $raw;
  37
  38   /**
  39    * @param glyf $table
  40    * @param                 $offset
  41    * @param                 $size
  42    *
  43    * @return Outline
  44    */
  45   static function init(glyf $table, $offset, $size, BinaryStream $font) {
  46     $font->seek($offset);
  47
  48     if ($font->readInt16() > -1) {
  49       /** @var OutlineSimple $glyph */
  50       $glyph = new OutlineSimple($table, $offset, $size);
  51     }
  52     else {
  53       /** @var OutlineComposite $glyph */
  54       $glyph = new OutlineComposite($table, $offset, $size);
  55     }
  56
  57     $glyph->parse($font);
  58
  59     return $glyph;
  60   }
  61
  62   /**
  63    * @return File
  64    */
  65   function getFont() {
  66     return $this->table->getFont();
  67   }
  68
  69   function __construct(glyf $table, $offset = null, $size = null) {
  70     $this->table  = $table;
  71     $this->offset = $offset;
  72     $this->size   = $size;
  73   }
  74
  75   function parse(BinaryStream $font) {
  76     $font->seek($this->offset);
  77
  78     if (!$this->size) {
  79       return;
  80     }
  81
  82     $this->raw = $font->read($this->size);
  83   }
  84
  85   function parseData() {
  86     $font = $this->getFont();
  87     $font->seek($this->offset);
  88
  89     $this->numberOfContours = $font->readInt16();
  90     $this->xMin             = $font->readFWord();
  91     $this->yMin             = $font->readFWord();
  92     $this->xMax             = $font->readFWord();
  93     $this->yMax             = $font->readFWord();
  94   }
  95
  96   function encode() {
  97     $font = $this->getFont();
  98
  99     return $font->write($this->raw, strlen($this->raw));
 100   }
 101
 102   function getSVGContours() {
 103     // Inherit
 104   }
 105
 106   function getGlyphIDs() {
 107     return array();
 108   }
 109 }
 110