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631 lines
21 KiB
631 lines
21 KiB
<?php |
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//======================================================================= |
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// File: jpgraph_ttf.inc.php |
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// Description: Handling of TTF fonts |
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// Created: 2006-11-19 |
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// Ver: $Id: jpgraph_ttf.inc.php 1858 2009-09-28 14:39:51Z ljp $ |
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// |
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// Copyright (c) Asial Corporation. All rights reserved. |
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//======================================================================== |
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|
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// TTF Font families |
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define("FF_COURIER",10); |
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define("FF_VERDANA",11); |
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define("FF_TIMES",12); |
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define("FF_COMIC",14); |
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define("FF_ARIAL",15); |
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define("FF_GEORGIA",16); |
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define("FF_TREBUCHE",17); |
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|
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// Gnome Vera font |
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// Available from http://www.gnome.org/fonts/ |
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define("FF_VERA",18); |
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define("FF_VERAMONO",19); |
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define("FF_VERASERIF",20); |
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|
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// Chinese font |
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define("FF_SIMSUN",30); |
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define("FF_CHINESE",31); |
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define("FF_BIG5",32); |
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|
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// Japanese font |
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define("FF_MINCHO",40); |
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define("FF_PMINCHO",41); |
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define("FF_GOTHIC",42); |
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define("FF_PGOTHIC",43); |
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|
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// Hebrew fonts |
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define("FF_DAVID",44); |
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define("FF_MIRIAM",45); |
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define("FF_AHRON",46); |
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|
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// Dejavu-fonts http://sourceforge.net/projects/dejavu |
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define("FF_DV_SANSSERIF",47); |
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define("FF_DV_SERIF",48); |
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define("FF_DV_SANSSERIFMONO",49); |
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define("FF_DV_SERIFCOND",50); |
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define("FF_DV_SANSSERIFCOND",51); |
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|
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// Extra fonts |
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// Download fonts from |
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// http://www.webfontlist.com |
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// http://www.webpagepublicity.com/free-fonts.html |
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// http://www.fontonic.com/fonts.asp?width=d&offset=120 |
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// http://www.fontspace.com/category/famous |
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|
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// define("FF_SPEEDO",71); // This font is also known as Bauer (Used for development gauge fascia) |
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define("FF_DIGITAL",72); // Digital readout font |
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define("FF_COMPUTER",73); // The classic computer font |
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define("FF_CALCULATOR",74); // Triad font |
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|
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define("FF_USERFONT",90); |
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define("FF_USERFONT1",90); |
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define("FF_USERFONT2",91); |
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define("FF_USERFONT3",92); |
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|
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// Limits for fonts |
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define("_FIRST_FONT",10); |
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define("_LAST_FONT",99); |
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|
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// TTF Font styles |
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define("FS_NORMAL",9001); |
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define("FS_BOLD",9002); |
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define("FS_ITALIC",9003); |
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define("FS_BOLDIT",9004); |
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define("FS_BOLDITALIC",9004); |
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|
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//Definitions for internal font |
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define("FF_FONT0",1); |
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define("FF_FONT1",2); |
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define("FF_FONT2",4); |
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|
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//------------------------------------------------------------------------ |
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// Defines for font setup |
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//------------------------------------------------------------------------ |
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|
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// Actual name of the TTF file used together with FF_CHINESE aka FF_BIG5 |
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// This is the TTF file being used when the font family is specified as |
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// either FF_CHINESE or FF_BIG5 |
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define('CHINESE_TTF_FONT','bkai00mp.ttf'); |
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|
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// Special unicode greek language support |
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define("LANGUAGE_GREEK",false); |
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|
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// If you are setting this config to true the conversion of greek characters |
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// will assume that the input text is windows 1251 |
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define("GREEK_FROM_WINDOWS",false); |
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|
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// Special unicode cyrillic language support |
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define("LANGUAGE_CYRILLIC",false); |
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|
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// If you are setting this config to true the conversion |
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// will assume that the input text is windows 1251, if |
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// false it will assume koi8-r |
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define("CYRILLIC_FROM_WINDOWS",false); |
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|
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// The following constant is used to auto-detect |
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// whether cyrillic conversion is really necessary |
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// if enabled. Just replace 'windows-1251' with a variable |
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// containing the input character encoding string |
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// of your application calling jpgraph. |
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// A typical such string would be 'UTF-8' or 'utf-8'. |
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// The comparison is case-insensitive. |
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// If this charset is not a 'koi8-r' or 'windows-1251' |
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// derivate then no conversion is done. |
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// |
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// This constant can be very important in multi-user |
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// multi-language environments where a cyrillic conversion |
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// could be needed for some cyrillic people |
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// and resulting in just erraneous conversions |
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// for not-cyrillic language based people. |
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// |
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// Example: In the free project management |
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// software dotproject.net $locale_char_set is dynamically |
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// set by the language environment the user has chosen. |
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// |
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// Usage: define('LANGUAGE_CHARSET', $locale_char_set); |
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// |
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// where $locale_char_set is a GLOBAL (string) variable |
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// from the application including JpGraph. |
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// |
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define('LANGUAGE_CHARSET', null); |
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|
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// Japanese TrueType font used with FF_MINCHO, FF_PMINCHO, FF_GOTHIC, FF_PGOTHIC |
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// Standard fonts from Infomation-technology Promotion Agency (IPA) |
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// See http://mix-mplus-ipa.sourceforge.jp/ |
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define('MINCHO_TTF_FONT','ipam.ttf'); |
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define('PMINCHO_TTF_FONT','ipamp.ttf'); |
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define('GOTHIC_TTF_FONT','ipag.ttf'); |
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define('PGOTHIC_TTF_FONT','ipagp.ttf'); |
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|
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// Assume that Japanese text have been entered in EUC-JP encoding. |
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// If this define is true then conversion from EUC-JP to UTF8 is done |
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// automatically in the library using the mbstring module in PHP. |
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define('ASSUME_EUCJP_ENCODING',false); |
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|
|
|
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// Default font family |
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define('FF_DEFAULT', FF_DV_SANSSERIF); |
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|
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|
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//================================================================= |
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// CLASS LanguageConv |
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// Description: |
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// Converts various character encoding into proper |
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// UTF-8 depending on how the library have been configured and |
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// what font family is being used |
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//================================================================= |
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class LanguageConv { |
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private $g2312 = null ; |
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|
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function Convert($aTxt,$aFF) { |
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if( LANGUAGE_GREEK ) { |
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if( GREEK_FROM_WINDOWS ) { |
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$unistring = LanguageConv::gr_win2uni($aTxt); |
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} else { |
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$unistring = LanguageConv::gr_iso2uni($aTxt); |
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} |
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return $unistring; |
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} elseif( LANGUAGE_CYRILLIC ) { |
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if( CYRILLIC_FROM_WINDOWS && (!defined('LANGUAGE_CHARSET') || stristr(LANGUAGE_CHARSET, 'windows-1251')) ) { |
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$aTxt = convert_cyr_string($aTxt, "w", "k"); |
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} |
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if( !defined('LANGUAGE_CHARSET') || stristr(LANGUAGE_CHARSET, 'koi8-r') || stristr(LANGUAGE_CHARSET, 'windows-1251')) { |
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$isostring = convert_cyr_string($aTxt, "k", "i"); |
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$unistring = LanguageConv::iso2uni($isostring); |
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} |
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else { |
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$unistring = $aTxt; |
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} |
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return $unistring; |
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} |
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elseif( $aFF === FF_SIMSUN ) { |
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// Do Chinese conversion |
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if( $this->g2312 == null ) { |
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include_once 'jpgraph_gb2312.php' ; |
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$this->g2312 = new GB2312toUTF8(); |
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} |
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return $this->g2312->gb2utf8($aTxt); |
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} |
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elseif( $aFF === FF_BIG5 ) { |
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if( !function_exists('iconv') ) { |
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JpGraphError::RaiseL(25006); |
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//('Usage of FF_CHINESE (FF_BIG5) font family requires that your PHP setup has the iconv() function. By default this is not compiled into PHP (needs the "--width-iconv" when configured).'); |
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} |
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return iconv('BIG5','UTF-8',$aTxt); |
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} |
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elseif( ASSUME_EUCJP_ENCODING && |
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($aFF == FF_MINCHO || $aFF == FF_GOTHIC || $aFF == FF_PMINCHO || $aFF == FF_PGOTHIC) ) { |
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if( !function_exists('mb_convert_encoding') ) { |
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JpGraphError::RaiseL(25127); |
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} |
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return mb_convert_encoding($aTxt, 'UTF-8','EUC-JP'); |
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} |
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elseif( $aFF == FF_DAVID || $aFF == FF_MIRIAM || $aFF == FF_AHRON ) { |
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return LanguageConv::heb_iso2uni($aTxt); |
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} |
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else |
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return $aTxt; |
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} |
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|
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// Translate iso encoding to unicode |
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public static function iso2uni ($isoline){ |
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$uniline=''; |
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for ($i=0; $i < strlen($isoline); $i++){ |
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$thischar=substr($isoline,$i,1); |
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$charcode=ord($thischar); |
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$uniline.=($charcode>175) ? "&#" . (1040+($charcode-176)). ";" : $thischar; |
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} |
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return $uniline; |
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} |
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|
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// Translate greek iso encoding to unicode |
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public static function gr_iso2uni ($isoline) { |
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$uniline=''; |
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for ($i=0; $i < strlen($isoline); $i++) { |
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$thischar=substr($isoline,$i,1); |
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$charcode=ord($thischar); |
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$uniline.=($charcode>179 && $charcode!=183 && $charcode!=187 && $charcode!=189) ? "&#" . (900+($charcode-180)). ";" : $thischar; |
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} |
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return $uniline; |
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} |
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|
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// Translate greek win encoding to unicode |
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public static function gr_win2uni ($winline) { |
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$uniline=''; |
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for ($i=0; $i < strlen($winline); $i++) { |
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$thischar=substr($winline,$i,1); |
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$charcode=ord($thischar); |
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if ($charcode==161 || $charcode==162) { |
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$uniline.="&#" . (740+$charcode). ";"; |
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} |
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else { |
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$uniline.=(($charcode>183 && $charcode!=187 && $charcode!=189) || $charcode==180) ? "&#" . (900+($charcode-180)). ";" : $thischar; |
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} |
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} |
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return $uniline; |
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} |
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|
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public static function heb_iso2uni($isoline) { |
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$isoline = hebrev($isoline); |
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$o = ''; |
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|
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$n = strlen($isoline); |
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for($i=0; $i < $n; $i++) { |
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$c=ord( substr($isoline,$i,1) ); |
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$o .= ($c > 223) && ($c < 251) ? '&#'.(1264+$c).';' : chr($c); |
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} |
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return utf8_encode($o); |
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} |
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} |
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|
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//============================================================= |
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// CLASS TTF |
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// Description: Handle TTF font names and mapping and loading of |
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// font files |
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//============================================================= |
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class TTF { |
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private $font_files,$style_names; |
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|
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function __construct() { |
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|
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// String names for font styles to be used in error messages |
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$this->style_names=array( |
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FS_NORMAL =>'normal', |
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FS_BOLD =>'bold', |
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FS_ITALIC =>'italic', |
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FS_BOLDITALIC =>'bolditalic'); |
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|
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// File names for available fonts |
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$this->font_files=array( |
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FF_COURIER => array(FS_NORMAL =>'cour.ttf', |
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FS_BOLD =>'courbd.ttf', |
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FS_ITALIC =>'couri.ttf', |
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FS_BOLDITALIC =>'courbi.ttf' ), |
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FF_GEORGIA => array(FS_NORMAL =>'georgia.ttf', |
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FS_BOLD =>'georgiab.ttf', |
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FS_ITALIC =>'georgiai.ttf', |
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FS_BOLDITALIC =>'' ), |
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FF_TREBUCHE =>array(FS_NORMAL =>'trebuc.ttf', |
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FS_BOLD =>'trebucbd.ttf', |
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FS_ITALIC =>'trebucit.ttf', |
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FS_BOLDITALIC =>'trebucbi.ttf' ), |
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FF_VERDANA => array(FS_NORMAL =>'verdana.ttf', |
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FS_BOLD =>'verdanab.ttf', |
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FS_ITALIC =>'verdanai.ttf', |
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FS_BOLDITALIC =>'' ), |
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FF_TIMES => array(FS_NORMAL =>'times.ttf', |
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FS_BOLD =>'timesbd.ttf', |
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FS_ITALIC =>'timesi.ttf', |
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FS_BOLDITALIC =>'timesbi.ttf' ), |
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FF_COMIC => array(FS_NORMAL =>'comic.ttf', |
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FS_BOLD =>'comicbd.ttf', |
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FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ), |
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FF_ARIAL => array(FS_NORMAL =>'arial.ttf', |
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FS_BOLD =>'arialbd.ttf', |
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FS_ITALIC =>'ariali.ttf', |
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FS_BOLDITALIC =>'arialbi.ttf' ) , |
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FF_VERA => array(FS_NORMAL =>'Vera.ttf', |
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FS_BOLD =>'VeraBd.ttf', |
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FS_ITALIC =>'VeraIt.ttf', |
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FS_BOLDITALIC =>'VeraBI.ttf' ), |
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FF_VERAMONO => array(FS_NORMAL =>'VeraMono.ttf', |
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FS_BOLD =>'VeraMoBd.ttf', |
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FS_ITALIC =>'VeraMoIt.ttf', |
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FS_BOLDITALIC =>'VeraMoBI.ttf' ), |
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FF_VERASERIF=> array(FS_NORMAL =>'VeraSe.ttf', |
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FS_BOLD =>'VeraSeBd.ttf', |
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FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ) , |
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|
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/* Chinese fonts */ |
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FF_SIMSUN => array( |
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FS_NORMAL =>'simsun.ttc', |
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FS_BOLD =>'simhei.ttf', |
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FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ), |
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FF_CHINESE => array( |
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FS_NORMAL =>CHINESE_TTF_FONT, |
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FS_BOLD =>'', |
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FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ), |
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FF_BIG5 => array( |
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FS_NORMAL =>CHINESE_TTF_FONT, |
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FS_BOLD =>'', |
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FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ), |
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|
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/* Japanese fonts */ |
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FF_MINCHO => array( |
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FS_NORMAL =>MINCHO_TTF_FONT, |
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FS_BOLD =>'', |
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FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ), |
|
|
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FF_PMINCHO => array( |
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FS_NORMAL =>PMINCHO_TTF_FONT, |
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FS_BOLD =>'', |
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FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ), |
|
|
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FF_GOTHIC => array( |
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FS_NORMAL =>GOTHIC_TTF_FONT, |
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FS_BOLD =>'', |
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FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ), |
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|
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FF_PGOTHIC => array( |
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FS_NORMAL =>PGOTHIC_TTF_FONT, |
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FS_BOLD =>'', |
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FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ), |
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|
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/* Hebrew fonts */ |
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FF_DAVID => array( |
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FS_NORMAL =>'DAVIDNEW.TTF', |
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FS_BOLD =>'', |
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FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ), |
|
|
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FF_MIRIAM => array( |
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FS_NORMAL =>'MRIAMY.TTF', |
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FS_BOLD =>'', |
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FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ), |
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|
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FF_AHRON => array( |
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FS_NORMAL =>'ahronbd.ttf', |
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FS_BOLD =>'', |
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FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ), |
|
|
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/* Misc fonts */ |
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FF_DIGITAL => array( |
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FS_NORMAL =>'DIGIRU__.TTF', |
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FS_BOLD =>'Digirtu_.ttf', |
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FS_ITALIC =>'Digir___.ttf', |
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FS_BOLDITALIC =>'DIGIRT__.TTF' ), |
|
|
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/* This is an experimental font for the speedometer development |
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FF_SPEEDO => array( |
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FS_NORMAL =>'Speedo.ttf', |
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FS_BOLD =>'', |
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FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ), |
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*/ |
|
|
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FF_COMPUTER => array( |
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FS_NORMAL =>'COMPUTER.TTF', |
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FS_BOLD =>'', |
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FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ), |
|
|
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FF_CALCULATOR => array( |
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FS_NORMAL =>'Triad_xs.ttf', |
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FS_BOLD =>'', |
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FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ), |
|
|
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/* Dejavu fonts */ |
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FF_DV_SANSSERIF => array( |
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FS_NORMAL =>array('DejaVuSans.ttf'), |
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FS_BOLD =>array('DejaVuSans-Bold.ttf','DejaVuSansBold.ttf'), |
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FS_ITALIC =>array('DejaVuSans-Oblique.ttf','DejaVuSansOblique.ttf'), |
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FS_BOLDITALIC =>array('DejaVuSans-BoldOblique.ttf','DejaVuSansBoldOblique.ttf') ), |
|
|
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FF_DV_SANSSERIFMONO => array( |
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FS_NORMAL =>array('DejaVuSansMono.ttf','DejaVuMonoSans.ttf'), |
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FS_BOLD =>array('DejaVuSansMono-Bold.ttf','DejaVuMonoSansBold.ttf'), |
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FS_ITALIC =>array('DejaVuSansMono-Oblique.ttf','DejaVuMonoSansOblique.ttf'), |
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FS_BOLDITALIC =>array('DejaVuSansMono-BoldOblique.ttf','DejaVuMonoSansBoldOblique.ttf') ), |
|
|
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FF_DV_SANSSERIFCOND => array( |
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FS_NORMAL =>array('DejaVuSansCondensed.ttf','DejaVuCondensedSans.ttf'), |
|
FS_BOLD =>array('DejaVuSansCondensed-Bold.ttf','DejaVuCondensedSansBold.ttf'), |
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FS_ITALIC =>array('DejaVuSansCondensed-Oblique.ttf','DejaVuCondensedSansOblique.ttf'), |
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FS_BOLDITALIC =>array('DejaVuSansCondensed-BoldOblique.ttf','DejaVuCondensedSansBoldOblique.ttf') ), |
|
|
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FF_DV_SERIF => array( |
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FS_NORMAL =>array('DejaVuSerif.ttf'), |
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FS_BOLD =>array('DejaVuSerif-Bold.ttf','DejaVuSerifBold.ttf'), |
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FS_ITALIC =>array('DejaVuSerif-Italic.ttf','DejaVuSerifItalic.ttf'), |
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FS_BOLDITALIC =>array('DejaVuSerif-BoldItalic.ttf','DejaVuSerifBoldItalic.ttf') ), |
|
|
|
FF_DV_SERIFCOND => array( |
|
FS_NORMAL =>array('DejaVuSerifCondensed.ttf','DejaVuCondensedSerif.ttf'), |
|
FS_BOLD =>array('DejaVuSerifCondensed-Bold.ttf','DejaVuCondensedSerifBold.ttf'), |
|
FS_ITALIC =>array('DejaVuSerifCondensed-Italic.ttf','DejaVuCondensedSerifItalic.ttf'), |
|
FS_BOLDITALIC =>array('DejaVuSerifCondensed-BoldItalic.ttf','DejaVuCondensedSerifBoldItalic.ttf') ), |
|
|
|
|
|
/* Placeholders for defined fonts */ |
|
FF_USERFONT1 => array( |
|
FS_NORMAL =>'', |
|
FS_BOLD =>'', |
|
FS_ITALIC =>'', |
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FS_BOLDITALIC =>'' ), |
|
|
|
FF_USERFONT2 => array( |
|
FS_NORMAL =>'', |
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FS_BOLD =>'', |
|
FS_ITALIC =>'', |
|
FS_BOLDITALIC =>'' ), |
|
|
|
FF_USERFONT3 => array( |
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FS_NORMAL =>'', |
|
FS_BOLD =>'', |
|
FS_ITALIC =>'', |
|
FS_BOLDITALIC =>'' ), |
|
|
|
); |
|
} |
|
|
|
//--------------- |
|
// PUBLIC METHODS |
|
// Create the TTF file from the font specification |
|
function File($family,$style=FS_NORMAL) { |
|
$fam = @$this->font_files[$family]; |
|
if( !$fam ) { |
|
JpGraphError::RaiseL(25046,$family);//("Specified TTF font family (id=$family) is unknown or does not exist. Please note that TTF fonts are not distributed with JpGraph for copyright reasons. You can find the MS TTF WEB-fonts (arial, courier etc) for download at http://corefonts.sourceforge.net/"); |
|
} |
|
$ff = @$fam[$style]; |
|
|
|
// There are several optional file names. They are tried in order |
|
// and the first one found is used |
|
if( !is_array($ff) ) { |
|
$ff = array($ff); |
|
} |
|
|
|
$jpgraph_font_dir = dirname(__FILE__).'/fonts/'; |
|
|
|
foreach ($ff as $font_file) { |
|
// All font families are guaranteed to have the normal style |
|
|
|
if( $font_file==='' ) |
|
JpGraphError::RaiseL(25047,$this->style_names[$style],$this->font_files[$family][FS_NORMAL]);//('Style "'.$this->style_names[$style].'" is not available for font family '.$this->font_files[$family][FS_NORMAL].'.'); |
|
if( !$font_file ) { |
|
JpGraphError::RaiseL(25048,$fam);//("Unknown font style specification [$fam]."); |
|
} |
|
|
|
// check jpgraph/src/fonts dir |
|
$jpgraph_font_file = $jpgraph_font_dir . $font_file; |
|
if (file_exists($jpgraph_font_file) === true && is_readable($jpgraph_font_file) === true) { |
|
$font_file = $jpgraph_font_file; |
|
break; |
|
} |
|
|
|
// check OS font dir |
|
if ($family >= FF_MINCHO && $family <= FF_PGOTHIC) { |
|
$font_file = MBTTF_DIR.$font_file; |
|
} else { |
|
$font_file = TTF_DIR.$font_file; |
|
} |
|
if (file_exists($font_file) === true && is_readable($font_file) === true) { |
|
break; |
|
} |
|
} |
|
|
|
if( !file_exists($font_file) ) { |
|
JpGraphError::RaiseL(25049,$font_file);//("Font file \"$font_file\" is not readable or does not exist."); |
|
} |
|
|
|
return $font_file; |
|
} |
|
|
|
function SetUserFont($aNormal,$aBold='',$aItalic='',$aBoldIt='') { |
|
$this->font_files[FF_USERFONT] = |
|
array(FS_NORMAL => $aNormal, |
|
FS_BOLD => $aBold, |
|
FS_ITALIC => $aItalic, |
|
FS_BOLDITALIC => $aBoldIt ) ; |
|
} |
|
|
|
function SetUserFont1($aNormal,$aBold='',$aItalic='',$aBoldIt='') { |
|
$this->font_files[FF_USERFONT1] = |
|
array(FS_NORMAL => $aNormal, |
|
FS_BOLD => $aBold, |
|
FS_ITALIC => $aItalic, |
|
FS_BOLDITALIC => $aBoldIt ) ; |
|
} |
|
|
|
function SetUserFont2($aNormal,$aBold='',$aItalic='',$aBoldIt='') { |
|
$this->font_files[FF_USERFONT2] = |
|
array(FS_NORMAL => $aNormal, |
|
FS_BOLD => $aBold, |
|
FS_ITALIC => $aItalic, |
|
FS_BOLDITALIC => $aBoldIt ) ; |
|
} |
|
|
|
function SetUserFont3($aNormal,$aBold='',$aItalic='',$aBoldIt='') { |
|
$this->font_files[FF_USERFONT3] = |
|
array(FS_NORMAL => $aNormal, |
|
FS_BOLD => $aBold, |
|
FS_ITALIC => $aItalic, |
|
FS_BOLDITALIC => $aBoldIt ) ; |
|
} |
|
|
|
} // Class |
|
|
|
|
|
//============================================================================= |
|
// CLASS SymChar |
|
// Description: Code values for some commonly used characters that |
|
// normally isn't available directly on the keyboard, for example |
|
// mathematical and greek symbols. |
|
//============================================================================= |
|
class SymChar { |
|
static function Get($aSymb,$aCapital=FALSE) { |
|
$iSymbols = array( |
|
/* Greek */ |
|
array('alpha','03B1','0391'), |
|
array('beta','03B2','0392'), |
|
array('gamma','03B3','0393'), |
|
array('delta','03B4','0394'), |
|
array('epsilon','03B5','0395'), |
|
array('zeta','03B6','0396'), |
|
array('ny','03B7','0397'), |
|
array('eta','03B8','0398'), |
|
array('theta','03B8','0398'), |
|
array('iota','03B9','0399'), |
|
array('kappa','03BA','039A'), |
|
array('lambda','03BB','039B'), |
|
array('mu','03BC','039C'), |
|
array('nu','03BD','039D'), |
|
array('xi','03BE','039E'), |
|
array('omicron','03BF','039F'), |
|
array('pi','03C0','03A0'), |
|
array('rho','03C1','03A1'), |
|
array('sigma','03C3','03A3'), |
|
array('tau','03C4','03A4'), |
|
array('upsilon','03C5','03A5'), |
|
array('phi','03C6','03A6'), |
|
array('chi','03C7','03A7'), |
|
array('psi','03C8','03A8'), |
|
array('omega','03C9','03A9'), |
|
/* Money */ |
|
array('euro','20AC'), |
|
array('yen','00A5'), |
|
array('pound','20A4'), |
|
/* Math */ |
|
array('approx','2248'), |
|
array('neq','2260'), |
|
array('not','2310'), |
|
array('def','2261'), |
|
array('inf','221E'), |
|
array('sqrt','221A'), |
|
array('int','222B'), |
|
/* Misc */ |
|
array('copy','00A9'), |
|
array('para','00A7'), |
|
array('tm','2122'), /* Trademark symbol */ |
|
array('rtm','00AE'), /* Registered trademark */ |
|
array('degree','00b0'), |
|
array('lte','2264'), /* Less than or equal */ |
|
array('gte','2265'), /* Greater than or equal */ |
|
|
|
); |
|
|
|
$n = count($iSymbols); |
|
$i=0; |
|
$found = false; |
|
$aSymb = strtolower($aSymb); |
|
while( $i < $n && !$found ) { |
|
$found = $aSymb === $iSymbols[$i++][0]; |
|
} |
|
if( $found ) { |
|
$ca = $iSymbols[--$i]; |
|
if( $aCapital && count($ca)==3 ) |
|
$s = $ca[2]; |
|
else |
|
$s = $ca[1]; |
|
return sprintf('&#%04d;',hexdec($s)); |
|
} |
|
else |
|
return ''; |
|
} |
|
} |
|
|
|
|
|
?>
|
|
|