gtext.php

apache windows下的一款好

<?php
// +----------------------------------------------------------------------+
// | PHP version 4.0                                                      |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997, 1998, 1999, 2000, 2001 The PHP Group             |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.0 of the PHP license,       |
// | that is bundled with this package in the file LICENSE, and is        |
// | available at through the world-wide-web at                           |
// | http://www.php.net/license/2_02.txt.                                 |
// | If you did not receive a copy of the PHP license and are unable to   |
// | obtain it through the world-wide-web, please send a note to          |
// | [e-mail] so we can mail you a copy immediately.               |
// +----------------------------------------------------------------------+
// | Authors: Ulf Wendel <[e-mail]>                           |
// +----------------------------------------------------------------------+

require_once "Experimental/Image/color_helper.php";

/**
* Creates graphical texts. 
*
* FIXME - Usage example missing - FIXME
* 
* @author   Ulf Wendel <[e-mail]>
* @version  $Id: gtext.php,v 1.3 2001/04/23 20:46:43 uw Exp $
*/
class gtext extends ColorHelper {

    /**
    * Characters with descenders. 
    *
    * ImageTTFBox() gives you the correct width of a text but not the correct height.
    * It does not return the body size but the size from the baseline to the ascender.
    * For correct vertical alignment of texts that contain characters which have
    * descenders (font dependend) you must perform an extra test to get the correct
    * height. 
    *
    * The string is used as a regular expression. Make sure, that you escaped all
    * special characters.
    * 
    * @var      string  All characters with descenders in the font you use. 
    *                   Default should work with Arial.
    * @access   public
    */
    var $descenders = "fgjpq遹GJY祙