YetiForceCompany/YetiForcePDF

<?php

declare(strict_types=1);
/**
 * GraphicState class.
 *
 * @package   YetiForcePDF\Objects
 *
 * @copyright YetiForce Sp. z o.o
 * @license   MIT
 * @author    Rafal Pospiech <r.pospiech@yetiforce.com>
 */

namespace YetiForcePDF\Objects;

/**
 * Class GraphicState.
 */
class GraphicState extends \YetiForcePDF\Objects\Resource
{
    /**
     * Which type of dictionary (Page, Catalog, Font etc...).
     *
     * @var string
     */
    protected $resourceType = 'ExtGState';
    /**
     * Object name.
     *
     * @var string
     */
    protected $name = 'ExtGState';
    /**
     * Graphic state number.
     *
     * @var string
     */
    protected $number = 'GS1';

    /**
     * {@inheritdoc}
     */
    public function init()
    {
        parent::init();
        $this->number = 'GS' . $this->document->getActualGraphicStateId();
        $this->document->getCurrentPage()->addResource($this->resourceType, $this->number, $this);
        $this->addValue('Type', '/ExtGState');
        $this->addValue('SA', 'true');
        return $this;
    }

    /**
     * Get number.
     *
     * @return string
     */
    public function getNumber()
    {
        return $this->number;
    }
}