WriterInterface.php

<?php

/*
 * © 2016 IRSTEA
 * Guillaume Perréal <guillaume.perreal@irstea.fr>
 * Tous droits réservés.
 */

namespace Irstea\PlantUmlBundle\Writer;

/**
 *
 * @author Guillaume Perréal <guillaume.perreal@irstea.fr>
 */
interface WriterInterface
{
    /**
     * @param int $n
     * @return self
     */
    public function indent($n = 1);

    /**
     * @param int $n
     * @return self
     */
    public function dedent($n = 1);

    /**
     * @param string $data
     * @return self
     */
    public function write($data);

    /**
     * @param string $fmt
     * @param mixed ...
     * @return self
     */
    public function writeFormatted($fmt);
}