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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 */
namespace FontLib\WOFF;
use FontLib\Table\DirectoryEntry;
/** * WOFF font file. * * @package php-font-lib * * @property TableDirectoryEntry[] $directory */ class File extends \FontLib\TrueType\File { function parseHeader() { if (!empty($this->header)) { return; }
$this->header = new Header($this); $this->header->parse(); }
public function load($file) { parent::load($file);
$this->parseTableEntries(); $dataOffset = $this->pos() + count($this->directory) * 20;
$fw = $this->getTempFile(false); $fr = $this->f;
$this->f = $fw; $offset = $this->header->encode();
foreach ($this->directory as $entry) { // Read ... $this->f = $fr; $this->seek($entry->offset); $data = $this->read($entry->length);
if ($entry->length < $entry->origLength) { $data = gzuncompress($data); }
// Prepare data ... $length = strlen($data); $entry->length = $entry->origLength = $length; $entry->offset = $dataOffset;
// Write ... $this->f = $fw;
// Woff Entry $this->seek($offset); $offset += $this->write($entry->tag, 4); // tag $offset += $this->writeUInt32($dataOffset); // offset $offset += $this->writeUInt32($length); // length $offset += $this->writeUInt32($length); // origLength $offset += $this->writeUInt32(DirectoryEntry::computeChecksum($data)); // checksum
// Data $this->seek($dataOffset); $dataOffset += $this->write($data, $length); }
$this->f = $fw; $this->seek(0);
// Need to re-parse this, don't know why $this->header = null; $this->directory = array(); $this->parseTableEntries(); } }
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