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<?php
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/**
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 * This file is part of FPDI
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 *
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 * @package   setasign\Fpdi
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 * @copyright Copyright (c) 2023 Setasign GmbH & Co. KG (https://www.setasign.com)
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 * @license   http://opensource.org/licenses/mit-license The MIT License
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 */
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namespace setasign\Fpdi\PdfParser\CrossReference;
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use setasign\Fpdi\PdfParser\Type\PdfDictionary;
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/**
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 * ReaderInterface for cross-reference readers.
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 */
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interface ReaderInterface
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{
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    /**
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     * Get an offset by an object number.
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     *
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     * @param int $objectNumber
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     * @return int|bool False if the offset was not found.
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     */
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    public function getOffsetFor($objectNumber);
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    /**
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     * Get the trailer related to this cross reference.
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     *
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     * @return PdfDictionary
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     */
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    public function getTrailer();
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}