121 lines
2.6 KiB
PHP
121 lines
2.6 KiB
PHP
<?php
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/* PEL: PHP Exif Library. A library with support for reading and
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* writing all Exif headers in JPEG and TIFF images using PHP.
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*
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* Copyright (C) 2005 Martin Geisler.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program in the file COPYING; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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/* $Id: PelJpegComment.php 397 2005-10-23 22:40:26Z mgeisler $ */
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/**
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* Class for dealing with JPEG comments.
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*
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* @author Martin Geisler <mgeisler@users.sourceforge.net>
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* @version $Revision: 397 $
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* @date $Date: 2005-10-24 00:40:26 +0200 (Mon, 24 Oct 2005) $
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* @license http://www.gnu.org/licenses/gpl.html GNU General Public
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* License (GPL)
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* @package PEL
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*/
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/**#@+ Required class definitions. */
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require_once('PelJpegContent.php');
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/**#@-*/
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/**
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* Class representing JPEG comments.
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*
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* @author Martin Geisler <mgeisler@users.sourceforge.net>
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* @package PEL
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*/
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class PelJpegComment extends PelJpegContent {
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/**
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* The comment.
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*
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* @var string
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*/
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private $comment = '';
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/**
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* Construct a new JPEG comment.
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*
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* The new comment will contain the string given.
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*/
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function __construct($comment = '') {
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$this->comment = $comment;
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}
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/**
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* Load and parse data.
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*
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* This will load the comment from the data window passed.
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*/
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function load(PelDataWindow $d) {
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$this->comment = $d->getBytes();
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}
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/**
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* Update the value with a new comment.
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*
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* Any old comment will be overwritten.
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*
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* @param string the new comment.
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*/
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function setValue($comment) {
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$this->comment = $comment;
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}
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/**
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* Get the comment.
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*
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* @return string the comment.
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*/
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function getValue() {
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return $this->comment;
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}
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/**
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* Turn this comment into bytes.
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*
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* @return string bytes representing this comment.
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*/
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function getBytes() {
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$this->comment;
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}
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/**
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* Return a string representation of this object.
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*
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* @return string the same as {@link getValue()}.
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*/
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function __toString() {
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return $this->getValue();
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}
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}
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?>
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