vendor/bacon/bacon-qr-code/src/BaconQrCode/Encoder/QrCode.php

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<?php
/**
 * BaconQrCode
 *
 * @link      http://github.com/Bacon/BaconQrCode For the canonical source repository
 * @copyright 2013 Ben 'DASPRiD' Scholzen
 * @license   http://opensource.org/licenses/BSD-2-Clause Simplified BSD License
 */

namespace BaconQrCode\Encoder;

use BaconQrCode\Common\ErrorCorrectionLevel;
use BaconQrCode\Common\Mode;
use BaconQrCode\Common\Version;

/**
 * QR code.
 */
class QrCode
{
    /**
     * Number of possible mask patterns.
     */
    const NUM_MASK_PATTERNS = 8;

    /**
     * Mode of the QR code.
     *
     * @var Mode
     */
    protected $mode;

    /**
     * EC level of the QR code.
     *
     * @var ErrorCorrectionLevel
     */
    protected $errorCorrectionLevel;

    /**
     * Version of the QR code.
     *
     * @var Version
     */
    protected $version;

    /**
     * Mask pattern of the QR code.
     *
     * @var integer
     */
    protected $maskPattern = -1;

    /**
     * Matrix of the QR code.
     *
     * @var ByteMatrix
     */
    protected $matrix;