<?php
/*
 * PHP QR Code encoder
 *
 * Reed-Solomon error correction support
 *
 * Copyright (C) 2002, 2003, 2004, 2006 Phil Karn, KA9Q
 * (libfec is released under the GNU Lesser General Public License.)
 *
 * Based on libqrencode C library distributed under LGPL 2.1
 * Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net>
 *
 * PHP QR Code is distributed under LGPL 3
 * Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 */

class weixin_qrcode_QRrs {

    public static $items = array();

    //----------------------------------------------------------------------
    public static function init_rs($symsize, $gfpoly, $fcr, $prim, $nroots, $pad)
    {
        foreach(self::$items as $rs) {
            if($rs->pad != $pad)       continue;
            if($rs->nroots != $nroots) continue;
            if($rs->mm != $symsize)    continue;
            if($rs->gfpoly != $gfpoly) continue;
            if($rs->fcr != $fcr)       continue;
            if($rs->prim != $prim)     continue;

            return $rs;
        }

        $rs = weixin_qrcode_QRrsItem::init_rs_char($symsize, $gfpoly, $fcr, $prim, $nroots, $pad);
        array_unshift(self::$items, $rs);

        return $rs;
    }
}