<?php

/*
 * This file is part of SwiftMailer.
 * (c) 2004-2009 Chris Corbyn
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */


/**
 * Interface for all Encoder schemes.
 * @package Swift
 * @subpackage Encoder
 * @author Chris Corbyn
 */
interface Swift_Encoder extends Swift_Mime_CharsetObserver
{
  
  /**
   * Encode a given string to produce an encoded string.
   * @param string $string
   * @param int $firstLineOffset if first line needs to be shorter
   * @param int $maxLineLength - 0 indicates the default length for this encoding
   * @return string
   */
  public function encodeString($string, $firstLineOffset = 0,
    $maxLineLength = 0);
  
}
