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<?php
/**
* @package php-font-lib
* @link https://github.com/dompdf/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\Table;
use FontLib\TrueType\File;
use FontLib\Font;
use FontLib\BinaryStream;
/**
* Generic font table.
*
* @package php-font-lib
*/
class Table extends BinaryStream {
/**
* @var DirectoryEntry
*/
protected $entry;
protected $def = array();
public $data;
final public function __construct(DirectoryEntry $entry) {
$this->entry = $entry;
$entry->setTable($this);
}
/**
* @return File
*/
public function getFont() {
return $this->entry->getFont();
}
protected function _encode() {
if (empty($this->data)) {
Font::d(" >> Table is empty");
return 0;
}
return $this->getFont()->pack($this->def, $this->data);
}
protected function _parse() {
$this->data = $this->getFont()->unpack($this->def);
}
protected function _parseRaw() {
$this->data = $this->getFont()->read($this->entry->length);
}
protected function _encodeRaw() {
return $this->getFont()->write($this->data, $this->entry->length);
}
public function toHTML() {
return "<pre>" . var_export($this->data, true) . "</pre>";
}
final public function encode() {
$this->entry->startWrite();
if (false && empty($this->def)) {
$length = $this->_encodeRaw();
}
else {
$length = $this->_encode();
}
$this->entry->endWrite();
return $length;
}
final public function parse() {
$this->entry->startRead();
if (false && empty($this->def)) {
$this->_parseRaw();
}
else {
$this->_parse();
}
$this->entry->endRead();
}
}
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