vendor/bacon/bacon-qr-code/src/BaconQrCode/Renderer/Image/Eps.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\Renderer\Image;

use BaconQrCode\Renderer\Color\ColorInterface;
use BaconQrCode\Renderer\Color\Rgb;
use BaconQrCode\Renderer\Color\Cmyk;
use BaconQrCode\Renderer\Color\Gray;

/**
 * EPS backend.
 */
class Eps extends AbstractRenderer
{
    /**
     * EPS string.
     *
     * @var string
     */
    protected $eps;

    /**
     * Colors used for drawing.
     *
     * @var array
     */
    protected $colors = array();

    /**
     * Current color.
     *
     * @var string
     */
    protected $currentColor;

    /**
     * init(): defined by RendererInterface.
     *
     * @see    ImageRendererInterface::init()
     * @return void
     */
    public function init()
    {
        $this->eps = "%!PS-Adobe-3.0 EPSF-3.0\n"
                   . "%%BoundingBox: 0 0 " . $this->finalWidth . " " . $this->finalHeight . "\n"
                   . "/F { rectfill } def\n";
    }

    /**
     * addColor(): defined by RendererInterface.
     *
     * @see    ImageRendererInterface::addColor()
     * @param  string         $id