b25ced63cc
git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@64268 2327b42d-5241-43d6-9e2a-de5ac946f064
616 lines
16 KiB
PHP
616 lines
16 KiB
PHP
<?php
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//============================================================+
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// File name : makefont.php
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// Begin : 2004-12-31
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// Last Update : 2010-08-08
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// Version : 1.2.006
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// License : GNU LGPL (http://www.gnu.org/copyleft/lesser.html)
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// ----------------------------------------------------------------------------
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// Copyright (C) 2008-2010 Nicola Asuni - Tecnick.com S.r.l.
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//
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// This file is part of TCPDF software library.
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//
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// TCPDF is free software: you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// TCPDF is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with TCPDF. If not, see <http://www.gnu.org/licenses/>.
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//
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// See LICENSE.TXT file for more information.
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// ----------------------------------------------------------------------------
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//
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// Description : Utility to generate font definition files fot TCPDF
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//
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// Authors: Nicola Asuni, Olivier Plathey, Steven Wittens
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//
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// (c) Copyright:
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// Nicola Asuni
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// Tecnick.com S.r.l.
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// Via della Pace, 11
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// 09044 Quartucciu (CA)
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// ITALY
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// www.tecnick.com
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// info@tecnick.com
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//============================================================+
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/**
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* Utility to generate font definition files fot TCPDF.
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* @author Nicola Asuni, Olivier Plathey, Steven Wittens
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* @copyright 2004-2008 Nicola Asuni - Tecnick.com S.r.l (www.tecnick.com) Via Della Pace, 11 - 09044 - Quartucciu (CA) - ITALY - www.tecnick.com - info@tecnick.com
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* @package com.tecnick.tcpdf
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* @link http://www.tcpdf.org
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* @license http://www.gnu.org/copyleft/lesser.html LGPL
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*/
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/**
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*
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* @param string $fontfile path to font file (TTF, OTF or PFB).
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* @param string $fmfile font metrics file (UFM or AFM).
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* @param boolean $embedded Set to false to not embed the font, true otherwise (default).
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* @param string $enc Name of the encoding table to use. Omit this parameter for TrueType Unicode, OpenType Unicode and symbolic fonts like Symbol or ZapfDingBats.
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* @param array $patch Optional modification of the encoding
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*/
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function MakeFont($fontfile, $fmfile, $embedded=true, $enc='cp1252', $patch=array()) {
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//Generate a font definition file
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set_magic_quotes_runtime(0);
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ini_set('auto_detect_line_endings', '1');
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if (!file_exists($fontfile)) {
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die('Error: file not found: '.$fontfile);
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}
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if (!file_exists($fmfile)) {
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die('Error: file not found: '.$fmfile);
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}
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$cidtogidmap = '';
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$map = array();
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$diff = '';
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$dw = 0; // default width
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$ffext = strtolower(substr($fontfile, -3));
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$fmext = strtolower(substr($fmfile, -3));
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if ($fmext == 'afm') {
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if (($ffext == 'ttf') OR ($ffext == 'otf')) {
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$type = 'TrueType';
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} elseif ($ffext == 'pfb') {
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$type = 'Type1';
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} else {
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die('Error: unrecognized font file extension: '.$ffext);
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}
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if ($enc) {
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$map = ReadMap($enc);
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foreach ($patch as $cc => $gn) {
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$map[$cc] = $gn;
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}
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}
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$fm = ReadAFM($fmfile, $map);
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if (isset($widths['.notdef'])) {
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$dw = $widths['.notdef'];
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}
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if ($enc) {
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$diff = MakeFontEncoding($map);
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}
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$fd = MakeFontDescriptor($fm, empty($map));
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} elseif ($fmext == 'ufm') {
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$enc = '';
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if (($ffext == 'ttf') OR ($ffext == 'otf')) {
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$type = 'TrueTypeUnicode';
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} else {
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die('Error: not a TrueType font: '.$ffext);
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}
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$fm = ReadUFM($fmfile, $cidtogidmap);
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$dw = $fm['MissingWidth'];
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$fd = MakeFontDescriptor($fm, false);
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}
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//Start generation
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$s = '<?php'."\n";
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$s .= '$type=\''.$type."';\n";
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$s .= '$name=\''.$fm['FontName']."';\n";
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$s .= '$desc='.$fd.";\n";
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if (!isset($fm['UnderlinePosition'])) {
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$fm['UnderlinePosition'] = -100;
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}
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if (!isset($fm['UnderlineThickness'])) {
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$fm['UnderlineThickness'] = 50;
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}
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$s .= '$up='.$fm['UnderlinePosition'].";\n";
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$s .= '$ut='.$fm['UnderlineThickness'].";\n";
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if ($dw <= 0) {
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if (isset($fm['Widths'][32]) AND ($fm['Widths'][32] > 0)) {
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// assign default space width
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$dw = $fm['Widths'][32];
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} else {
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$dw = 600;
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}
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}
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$s .= '$dw='.$dw.";\n";
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$w = MakeWidthArray($fm);
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$s .= '$cw='.$w.";\n";
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$s .= '$enc=\''.$enc."';\n";
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$s .= '$diff=\''.$diff."';\n";
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$basename = substr(basename($fmfile), 0, -4);
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if ($embedded) {
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//Embedded font
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if (($type == 'TrueType') OR ($type == 'TrueTypeUnicode')) {
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CheckTTF($fontfile);
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}
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$f = fopen($fontfile,'rb');
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if (!$f) {
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die('Error: Unable to open '.$fontfile);
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}
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$file = fread($f, filesize($fontfile));
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fclose($f);
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if ($type == 'Type1') {
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//Find first two sections and discard third one
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$header = (ord($file{0}) == 128);
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if ($header) {
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//Strip first binary header
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$file = substr($file, 6);
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}
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$pos = strpos($file, 'eexec');
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if (!$pos) {
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die('Error: font file does not seem to be valid Type1');
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}
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$size1 = $pos + 6;
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if ($header AND (ord($file{$size1}) == 128)) {
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//Strip second binary header
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$file = substr($file, 0, $size1).substr($file, $size1+6);
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}
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$pos = strpos($file, '00000000');
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if (!$pos) {
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die('Error: font file does not seem to be valid Type1');
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}
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$size2 = $pos - $size1;
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$file = substr($file, 0, ($size1 + $size2));
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}
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$basename = strtolower($basename);
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if (function_exists('gzcompress')) {
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$cmp = $basename.'.z';
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SaveToFile($cmp, gzcompress($file, 9), 'b');
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$s .= '$file=\''.$cmp."';\n";
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print "Font file compressed (".$cmp.")\n";
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if (!empty($cidtogidmap)) {
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$cmp = $basename.'.ctg.z';
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SaveToFile($cmp, gzcompress($cidtogidmap, 9), 'b');
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print "CIDToGIDMap created and compressed (".$cmp.")\n";
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$s .= '$ctg=\''.$cmp."';\n";
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}
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} else {
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$s .= '$file=\''.basename($fontfile)."';\n";
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print "Notice: font file could not be compressed (zlib extension not available)\n";
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if (!empty($cidtogidmap)) {
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$cmp = $basename.'.ctg';
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$f = fopen($cmp, 'wb');
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fwrite($f, $cidtogidmap);
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fclose($f);
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print "CIDToGIDMap created (".$cmp.")\n";
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$s .= '$ctg=\''.$cmp."';\n";
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}
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}
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if($type == 'Type1') {
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$s .= '$size1='.$size1.";\n";
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$s .= '$size2='.$size2.";\n";
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} else {
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$s.='$originalsize='.filesize($fontfile).";\n";
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}
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} else {
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//Not embedded font
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$s .= '$file='."'';\n";
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}
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$s .= '// --- EOF ---';
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SaveToFile($basename.'.php',$s);
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print "Font definition file generated (".$basename.".php)\n";
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}
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/**
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* Read the specified encoding map.
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* @param string $enc map name (see /enc/ folder for valid names).
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*/
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function ReadMap($enc) {
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//Read a map file
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$file = dirname(__FILE__).'/enc/'.strtolower($enc).'.map';
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$a = file($file);
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if (empty($a)) {
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die('Error: encoding not found: '.$enc);
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}
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$cc2gn = array();
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foreach ($a as $l) {
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if ($l{0} == '!') {
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$e = preg_split('/[ \\t]+/',rtrim($l));
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$cc = hexdec(substr($e[0],1));
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$gn = $e[2];
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$cc2gn[$cc] = $gn;
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}
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}
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for($i = 0; $i <= 255; $i++) {
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if(!isset($cc2gn[$i])) {
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$cc2gn[$i] = '.notdef';
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}
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}
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return $cc2gn;
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}
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/**
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* Read UFM file
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*/
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function ReadUFM($file, &$cidtogidmap) {
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//Prepare empty CIDToGIDMap
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$cidtogidmap = str_pad('', (256 * 256 * 2), "\x00");
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//Read a font metric file
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$a = file($file);
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if (empty($a)) {
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die('File not found');
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}
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$widths = array();
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$fm = array();
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foreach($a as $l) {
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$e = explode(' ',chop($l));
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if(count($e) < 2) {
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continue;
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}
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$code = $e[0];
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$param = $e[1];
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if($code == 'U') {
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// U 827 ; WX 0 ; N squaresubnosp ; G 675 ;
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//Character metrics
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$cc = (int)$e[1];
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if ($cc != -1) {
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$gn = $e[7];
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$w = $e[4];
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$glyph = $e[10];
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$widths[$cc] = $w;
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if($cc == ord('X')) {
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$fm['CapXHeight'] = $e[13];
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}
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// Set GID
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if (($cc >= 0) AND ($cc < 0xFFFF) AND $glyph) {
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$cidtogidmap{($cc * 2)} = chr($glyph >> 8);
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$cidtogidmap{(($cc * 2) + 1)} = chr($glyph & 0xFF);
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}
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}
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if((isset($gn) AND ($gn == '.notdef')) AND (!isset($fm['MissingWidth']))) {
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$fm['MissingWidth'] = $w;
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}
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} elseif($code == 'FontName') {
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$fm['FontName'] = $param;
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} elseif($code == 'Weight') {
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$fm['Weight'] = $param;
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} elseif($code == 'ItalicAngle') {
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$fm['ItalicAngle'] = (double)$param;
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} elseif($code == 'Ascender') {
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$fm['Ascender'] = (int)$param;
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} elseif($code == 'Descender') {
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$fm['Descender'] = (int)$param;
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} elseif($code == 'UnderlineThickness') {
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$fm['UnderlineThickness'] = (int)$param;
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} elseif($code == 'UnderlinePosition') {
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$fm['UnderlinePosition'] = (int)$param;
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} elseif($code == 'IsFixedPitch') {
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$fm['IsFixedPitch'] = ($param == 'true');
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} elseif($code == 'FontBBox') {
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$fm['FontBBox'] = array($e[1], $e[2], $e[3], $e[4]);
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} elseif($code == 'CapHeight') {
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$fm['CapHeight'] = (int)$param;
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} elseif($code == 'StdVW') {
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$fm['StdVW'] = (int)$param;
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}
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}
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if(!isset($fm['MissingWidth'])) {
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$fm['MissingWidth'] = 600;
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}
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if(!isset($fm['FontName'])) {
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die('FontName not found');
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}
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$fm['Widths'] = $widths;
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return $fm;
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}
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/**
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* Read AFM file
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*/
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function ReadAFM($file,&$map) {
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//Read a font metric file
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$a = file($file);
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if(empty($a)) {
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die('File not found');
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}
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$widths = array();
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$fm = array();
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$fix = array(
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'Edot'=>'Edotaccent',
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'edot'=>'edotaccent',
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'Idot'=>'Idotaccent',
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'Zdot'=>'Zdotaccent',
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'zdot'=>'zdotaccent',
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'Odblacute' => 'Ohungarumlaut',
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'odblacute' => 'ohungarumlaut',
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'Udblacute'=>'Uhungarumlaut',
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'udblacute'=>'uhungarumlaut',
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'Gcedilla'=>'Gcommaaccent'
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,'gcedilla'=>'gcommaaccent',
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'Kcedilla'=>'Kcommaaccent',
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'kcedilla'=>'kcommaaccent',
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'Lcedilla'=>'Lcommaaccent',
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'lcedilla'=>'lcommaaccent',
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'Ncedilla'=>'Ncommaaccent',
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'ncedilla'=>'ncommaaccent',
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'Rcedilla'=>'Rcommaaccent',
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'rcedilla'=>'rcommaaccent',
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'Scedilla'=>'Scommaaccent',
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'scedilla'=>'scommaaccent',
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'Tcedilla'=>'Tcommaaccent',
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'tcedilla'=>'tcommaaccent',
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'Dslash'=>'Dcroat',
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'dslash'=>'dcroat',
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'Dmacron'=>'Dcroat',
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'dmacron'=>'dcroat',
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'combininggraveaccent'=>'gravecomb',
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'combininghookabove'=>'hookabovecomb',
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'combiningtildeaccent'=>'tildecomb',
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'combiningacuteaccent'=>'acutecomb',
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'combiningdotbelow'=>'dotbelowcomb',
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'dongsign'=>'dong'
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);
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foreach($a as $l) {
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$e = explode(' ', rtrim($l));
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if (count($e) < 2) {
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continue;
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}
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$code = $e[0];
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$param = $e[1];
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if ($code == 'C') {
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//Character metrics
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$cc = (int)$e[1];
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$w = $e[4];
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$gn = $e[7];
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if (substr($gn, -4) == '20AC') {
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$gn = 'Euro';
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}
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if (isset($fix[$gn])) {
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//Fix incorrect glyph name
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foreach ($map as $c => $n) {
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if ($n == $fix[$gn]) {
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$map[$c] = $gn;
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}
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}
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}
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if (empty($map)) {
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//Symbolic font: use built-in encoding
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$widths[$cc] = $w;
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} else {
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$widths[$gn] = $w;
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if($gn == 'X') {
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$fm['CapXHeight'] = $e[13];
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}
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}
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if($gn == '.notdef') {
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$fm['MissingWidth'] = $w;
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}
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} elseif($code == 'FontName') {
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$fm['FontName'] = $param;
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} elseif($code == 'Weight') {
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$fm['Weight'] = $param;
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} elseif($code == 'ItalicAngle') {
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$fm['ItalicAngle'] = (double)$param;
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} elseif($code == 'Ascender') {
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$fm['Ascender'] = (int)$param;
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} elseif($code == 'Descender') {
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$fm['Descender'] = (int)$param;
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} elseif($code == 'UnderlineThickness') {
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$fm['UnderlineThickness'] = (int)$param;
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} elseif($code == 'UnderlinePosition') {
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$fm['UnderlinePosition'] = (int)$param;
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} elseif($code == 'IsFixedPitch') {
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$fm['IsFixedPitch'] = ($param == 'true');
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} elseif($code == 'FontBBox') {
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$fm['FontBBox'] = array($e[1], $e[2], $e[3], $e[4]);
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} elseif($code == 'CapHeight') {
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$fm['CapHeight'] = (int)$param;
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} elseif($code == 'StdVW') {
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$fm['StdVW'] = (int)$param;
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}
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}
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if (!isset($fm['FontName'])) {
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die('FontName not found');
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}
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if (!empty($map)) {
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if (!isset($widths['.notdef'])) {
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$widths['.notdef'] = 600;
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}
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if (!isset($widths['Delta']) AND isset($widths['increment'])) {
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$widths['Delta'] = $widths['increment'];
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}
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//Order widths according to map
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for ($i = 0; $i <= 255; $i++) {
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if (!isset($widths[$map[$i]])) {
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print "Warning: character ".$map[$i]." is missing\n";
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$widths[$i] = $widths['.notdef'];
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} else {
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$widths[$i] = $widths[$map[$i]];
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}
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}
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}
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$fm['Widths'] = $widths;
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return $fm;
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}
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function MakeFontDescriptor($fm, $symbolic=false) {
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//Ascent
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$asc = (isset($fm['Ascender']) ? $fm['Ascender'] : 1000);
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$fd = "array('Ascent'=>".$asc;
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//Descent
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$desc = (isset($fm['Descender']) ? $fm['Descender'] : -200);
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$fd .= ",'Descent'=>".$desc;
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//CapHeight
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if (isset($fm['CapHeight'])) {
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$ch = $fm['CapHeight'];
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} elseif (isset($fm['CapXHeight'])) {
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$ch = $fm['CapXHeight'];
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} else {
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$ch = $asc;
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}
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$fd .= ",'CapHeight'=>".$ch;
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//Flags
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$flags = 0;
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if (isset($fm['IsFixedPitch']) AND $fm['IsFixedPitch']) {
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$flags += 1<<0;
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}
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if ($symbolic) {
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$flags += 1<<2;
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} else {
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$flags += 1<<5;
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}
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if (isset($fm['ItalicAngle']) AND ($fm['ItalicAngle'] != 0)) {
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$flags += 1<<6;
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}
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$fd .= ",'Flags'=>".$flags;
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//FontBBox
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if (isset($fm['FontBBox'])) {
|
|
$fbb = $fm['FontBBox'];
|
|
} else {
|
|
$fbb = array(0, ($desc - 100), 1000, ($asc + 100));
|
|
}
|
|
$fd .= ",'FontBBox'=>'[".$fbb[0].' '.$fbb[1].' '.$fbb[2].' '.$fbb[3]."]'";
|
|
//ItalicAngle
|
|
$ia = (isset($fm['ItalicAngle']) ? $fm['ItalicAngle'] : 0);
|
|
$fd .= ",'ItalicAngle'=>".$ia;
|
|
//StemV
|
|
if (isset($fm['StdVW'])) {
|
|
$stemv = $fm['StdVW'];
|
|
} elseif (isset($fm['Weight']) AND preg_match('/(bold|black)/i', $fm['Weight'])) {
|
|
$stemv = 120;
|
|
} else {
|
|
$stemv = 70;
|
|
}
|
|
$fd .= ",'StemV'=>".$stemv;
|
|
//MissingWidth
|
|
if(isset($fm['MissingWidth'])) {
|
|
$fd .= ",'MissingWidth'=>".$fm['MissingWidth'];
|
|
}
|
|
$fd .= ')';
|
|
return $fd;
|
|
}
|
|
|
|
function MakeWidthArray($fm) {
|
|
//Make character width array
|
|
$s = 'array(';
|
|
$cw = $fm['Widths'];
|
|
$els = array();
|
|
$c = 0;
|
|
foreach ($cw as $i => $w) {
|
|
if (is_numeric($i)) {
|
|
$els[] = (((($c++)%10) == 0) ? "\n" : '').$i.'=>'.$w;
|
|
}
|
|
}
|
|
$s .= implode(',', $els);
|
|
$s .= ')';
|
|
return $s;
|
|
}
|
|
|
|
function MakeFontEncoding($map) {
|
|
//Build differences from reference encoding
|
|
$ref = ReadMap('cp1252');
|
|
$s = '';
|
|
$last = 0;
|
|
for ($i = 32; $i <= 255; $i++) {
|
|
if ($map[$i] != $ref[$i]) {
|
|
if ($i != $last+1) {
|
|
$s .= $i.' ';
|
|
}
|
|
$last = $i;
|
|
$s .= '/'.$map[$i].' ';
|
|
}
|
|
}
|
|
return rtrim($s);
|
|
}
|
|
|
|
function SaveToFile($file, $s, $mode='t') {
|
|
$f = fopen($file, 'w'.$mode);
|
|
if(!$f) {
|
|
die('Can\'t write to file '.$file);
|
|
}
|
|
fwrite($f, $s, strlen($s));
|
|
fclose($f);
|
|
}
|
|
|
|
function ReadShort($f) {
|
|
$a = unpack('n1n', fread($f, 2));
|
|
return $a['n'];
|
|
}
|
|
|
|
function ReadLong($f) {
|
|
$a = unpack('N1N', fread($f, 4));
|
|
return $a['N'];
|
|
}
|
|
|
|
function CheckTTF($file) {
|
|
//Check if font license allows embedding
|
|
$f = fopen($file, 'rb');
|
|
if (!$f) {
|
|
die('Error: unable to open '.$file);
|
|
}
|
|
//Extract number of tables
|
|
fseek($f, 4, SEEK_CUR);
|
|
$nb = ReadShort($f);
|
|
fseek($f, 6, SEEK_CUR);
|
|
//Seek OS/2 table
|
|
$found = false;
|
|
for ($i = 0; $i < $nb; $i++) {
|
|
if (fread($f, 4) == 'OS/2') {
|
|
$found = true;
|
|
break;
|
|
}
|
|
fseek($f, 12, SEEK_CUR);
|
|
}
|
|
if (!$found) {
|
|
fclose($f);
|
|
return;
|
|
}
|
|
fseek($f, 4, SEEK_CUR);
|
|
$offset = ReadLong($f);
|
|
fseek($f, $offset, SEEK_SET);
|
|
//Extract fsType flags
|
|
fseek($f, 8, SEEK_CUR);
|
|
$fsType = ReadShort($f);
|
|
$rl = ($fsType & 0x02) != 0;
|
|
$pp = ($fsType & 0x04) != 0;
|
|
$e = ($fsType & 0x08) != 0;
|
|
fclose($f);
|
|
if($rl AND (!$pp) AND (!$e)) {
|
|
print "Warning: font license does not allow embedding\n";
|
|
}
|
|
}
|
|
|
|
$arg = $GLOBALS['argv'];
|
|
if (count($arg) >= 3) {
|
|
ob_start();
|
|
array_shift($arg);
|
|
if (sizeof($arg) == 3) {
|
|
$arg[3] = $arg[2];
|
|
$arg[2] = true;
|
|
} else {
|
|
if (!isset($arg[2])) {
|
|
$arg[2] = true;
|
|
}
|
|
if (!isset($arg[3])) {
|
|
$arg[3] = 'cp1252';
|
|
}
|
|
}
|
|
if (!isset($arg[4])) {
|
|
$arg[4] = array();
|
|
}
|
|
MakeFont($arg[0], $arg[1], $arg[2], $arg[3], $arg[4]);
|
|
$t = ob_get_clean();
|
|
print preg_replace('!<BR( /)?>!i', "\n", $t);
|
|
} else {
|
|
print "Usage: makefont.php <ttf/otf/pfb file> <afm/ufm file> <encoding> <patch>\n";
|
|
}
|
|
|
|
//============================================================+
|
|
// END OF FILE
|
|
//============================================================+
|