font_dump.php

<?php
 
namespace Mpdf;
 
use Mpdf\Fonts\FontCache;
 
/*
 * This script prints out all characters in a TrueType font file to a PDF document.
 *
 * By default this will examine the font directory defined by $mpdf->fontDir
 * By default this will examine the font dejavusanscondensed.
 *
 * You can optionally define an alternative font file to examine by setting
 * the variable below (must be a relative path, or filesystem path):
*/
 
$fontName = 'dejavusanscondensed'; // Use internal mPDF font-name
 
$min = 0x0020; // Minimum Unicode value to show
$max = 0x2FFFF; // Maximum Unicode value to show
 
$showmissing = false; // Show all missing unicode blocks / characters
 
require_once '../vendor/autoload.php';
 
$mpdf = new Mpdf();
$fontCache = new FontCache(new Cache($mpdf->tempDir . '/ttfontdata'));
 
$mpdf->SetDisplayMode('fullpage');
 
$mpdf->useSubstitutions = true;
$mpdf->simpleTables = true;
 
// force fonts to be embedded whole i.e. NOT susbet
$mpdf->percentSubset = 0;
 
// This generates a .mtx.json file if not already generated
$mpdf->WriteHTML('<style>td { border: 0.1mm solid #555555; } body { font-weight: normal; }</style>');
$mpdf->WriteHTML('<h3 style="font-family:' . $fontName . '">' . strtoupper($fontName) . '</h3>'); // Separate Paragraphs	defined by font
$font = $fontCache->jsonLoad($fontName . '.mtx.json');
 
$html = '';
 
$unifile = file(__DIR__ . '/data/UnicodeData.txt');
$unichars = array();
 
foreach ($unifile as $line) {
if (isset($font['smp']) && preg_match('/^(1[0-9A-Za-z]{4});/', $line, $m)) {
$unichars[hexdec($m[1])] = hexdec($m[1]);
} elseif (preg_match('/^([0-9A-Za-z]{4});/', $line, $m)) {
$unichars[hexdec($m[1])] = hexdec($m[1]);
}
}
 
$unicode_ranges = require __DIR__ . '/data/UnicodeRanges.php';
 
$cw = $fontCache->load($fontName . '.cw.dat');
 
if (!$cw) {
die("Error - Must be able to read font metrics file: " . $fontCache->tempFilename($fontName . '.cw.dat'));
}
 
$counter = 0;
 
if (isset($font['smp'])) {
$max = min($max, 131071);
} else {
$max = min($max, 65535);
}
 
$justfinishedblank = false;
$justfinishedblankinvalid = false;
 
foreach ($unicode_ranges as $urk => $ur) {
if (0 >= $ur['startdec'] && 0 <= $ur['enddec']) {
$rangekey = $urk;
$range = $ur['range'];
$rangestart = $ur['starthex'];
$rangeend = $ur['endhex'];
break;
}
}
 
$lastrange = $range;
// create HTML content
$html .= '<table cellpadding="2" cellspacing="0" style="font-family:' . $fontName . ';text-align:center; border-collapse: collapse; ">';
$html .= '<tr><td colspan="18" style="font-family:dejavusanscondensed;font-weight:bold">' . strtoupper($fontName) . '</td></tr>';
$html .= '<tr><td colspan="18" style="font-family:dejavusanscondensed;font-size:8pt;font-weight:bold">' . strtoupper($range) . ' (U+' . $rangestart . '-U+' . $rangeend . ')</td></tr>';
$html .= '<tr><td></td>';
 
$html .= '<td></td>';
for ($i = 0; $i < 16; $i++) {
$html .= '<td><b>-' . sprintf('%X', $i) . '</b></td>';
}
 
// print each character
for ($i = $min; $i <= $max; ++$i) {
if (($i > 0) && (($i % 16) == 0)) {
$notthisline = true;
 
while ($notthisline) {
for ($j = 0; $j < 16; $j++) {
if ($mpdf->_charDefined($cw, ($i + $j))) {
//if (isset($cw[($i+$j)])) {
$notthisline = false;
}
}
if ($notthisline) {
if ($showmissing) {
$range = '';
 
foreach ($unicode_ranges as $urk => $ur) {
if ($i >= $ur['startdec'] && $i <= $ur['enddec']) {
$rangekey = $urk;
$range = $ur['range'];
$rangestart = $ur['starthex'];
$rangeend = $ur['endhex'];
break;
}
}
 
$anyvalid = false;
 
for ($j = 0; $j < 16; $j++) {
if (isset($unichars[$i + $j])) {
$anyvalid = true;
break;
}
}
 
if ($range && $range == $lastrange) {
if (!$anyvalid) {
if (!$justfinishedblankinvalid) {
$html .= '<tr><td colspan="18" style="background-color:#555555; font-size: 4pt;">&nbsp;</td></tr>';
}
$justfinishedblankinvalid = true;
} elseif (!$justfinishedblank) {
$html .= '<tr><td colspan="18" style="background-color:#FFAAAA; font-size: 4pt;">&nbsp;</td></tr>';
$justfinishedblank = true;
}
} elseif ($range) {
$html .= '</tr></table><br />';
$mpdf->WriteHTML($html);
$html = '';
$html .= '<table cellpadding="2" cellspacing="0" style="font-family:' . $fontName . ';text-align:center; border-collapse: collapse; ">';
$html .= '<tr><td colspan="18" style="font-family:dejavusanscondensed;font-size:8pt;font-weight:bold">' . strtoupper($range) . ' (U+' . $rangestart . '-U+' . $rangeend . ')</td></tr>';
$html .= '<tr><td></td>';
$html .= '<td></td>';
 
for ($k = 0; $k < 16; $k++) {
$html .= '<td><b>-' . sprintf('%X', $k) . '</b></td>';
}
 
$justfinishedblank = false;
$justfinishedblankinvalid = false;
}
$lastrange = $range;
}
$i += 16;
if ($i > $max) {
break 2;
}
}
}
 
foreach ($unicode_ranges as $urk => $ur) {
if ($i >= $ur['startdec'] && $i <= $ur['enddec']) {
$rangekey = $urk;
$range = $ur['range'];
$rangestart = $ur['starthex'];
$rangeend = $ur['endhex'];
break;
}
}
 
if ($i > 0 && ($i % 16) == 0 && ($range != $lastrange)) {
$html .= '</tr></table><br />';
$mpdf->WriteHTML($html);
$html = '';
 
$html .= '<table cellpadding="2" cellspacing="0" style="font-family:' . $fontName . ';text-align:center; border-collapse: collapse; ">';
$html .= '<tr><td colspan="18" style="font-family:dejavusanscondensed;font-size:8pt;font-weight:bold">' . strtoupper($range) . ' (U+' . $rangestart . '-U+' . $rangeend . ')</td></tr>';
$html .= '<tr><td></td>';
$html .= '<td></td>';
 
for ($k = 0; $k < 16; $k++) {
$html .= '<td><b>-' . sprintf('%X', $k) . '</b></td>';
}
}
 
$lastrange = $range;
$justfinishedblank = false;
$justfinishedblankinvalid = false;
$html .= '</tr><tr><td><i>' . (floor($i / 16) * 16) . '</i></td>';
$html .= '<td><b>' . sprintf('%03X', floor($i / 16)) . '-</b></td>';
}
 
// Add dotted circle to any character (mark) with width=0
if ($mpdf->_charDefined($cw, $i) && _getCharWidth($cw, $i) == 0) {
$html .= '<td>&#x25cc;&#' . $i . ';</td>';
$counter++;
} else {
if ($mpdf->_charDefined($cw, $i)) {
$html .= '<td>&#' . $i . ';</td>';
$counter++;
} elseif (isset($unichars[$i])) {
$html .= '<td style="background-color: #FFAAAA;"></td>';
} else {
$html .= '<td style="background-color: #555555;"></td>';
}
}
}
 
if (($i % 16) > 0) {
for ($j = ($i % 16); $j < 16; ++$j) {
$html .= '<td style="background-color: #555555;"></td>';
}
}
 
$html .= '</tr></table><br />';
 
function _getCharWidth(&$cw, $u, $isdef = true)
{
if ($u == 0) {
$w = false;
} else {
$w = (ord($cw[$u * 2]) << 8) + ord($cw[$u * 2 + 1]);
}
if ($w == 65535) {
return 0;
} elseif ($w) {
return $w;
} elseif ($isdef) {
return false;
} else {
return 0;
}
}
 
$mpdf->WriteHTML($html);
 
$mpdf->Output();