Viewing file:  MetricsGenerator.php (3.39 KB) -rw-r--r--
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<?php
namespace Mpdf\Fonts;
use Mpdf\TTFontFile;
class MetricsGenerator
{
private $fontCache;
private $fontDescriptor;
public function __construct(FontCache $fontCache, $fontDescriptor)
{
$this->fontCache = $fontCache;
$this->fontDescriptor = $fontDescriptor;
}
public function generateMetrics($ttffile, $ttfstat, $fontkey, $TTCfontID, $debugfonts, $BMPonly, $useOTL, $fontUseOTL)
{
$ttf = new TTFontFile($this->fontCache, $this->fontDescriptor);
$ttf->getMetrics($ttffile, $fontkey, $TTCfontID, $debugfonts, $BMPonly, $useOTL); // mPDF 5.7.1
$font = [
'name' => $this->getFontName($ttf->fullName),
'type' => 'TTF',
'desc' => [
'CapHeight' => round($ttf->capHeight),
'XHeight' => round($ttf->xHeight),
'FontBBox' => '[' . round($ttf->bbox[0]) . " " . round($ttf->bbox[1]) . " " . round($ttf->bbox[2]) . " " . round($ttf->bbox[3]) . ']',
/* FontBBox from head table */
/* 'MaxWidth' => round($ttf->advanceWidthMax), // AdvanceWidthMax from hhea table NB ArialUnicode MS = 31990 ! */
'Flags' => $ttf->flags,
'Ascent' => round($ttf->ascent),
'Descent' => round($ttf->descent),
'Leading' => round($ttf->lineGap),
'ItalicAngle' => $ttf->italicAngle,
'StemV' => round($ttf->stemV),
'MissingWidth' => round($ttf->defaultWidth)
],
'unitsPerEm' => round($ttf->unitsPerEm),
'up' => round($ttf->underlinePosition),
'ut' => round($ttf->underlineThickness),
'strp' => round($ttf->strikeoutPosition),
'strs' => round($ttf->strikeoutSize),
'ttffile' => $ttffile,
'TTCfontID' => $TTCfontID,
'originalsize' => $ttfstat['size'] + 0, /* cast ? */
'sip' => ($ttf->sipset) ? true : false,
'smp' => ($ttf->smpset) ? true : false,
'BMPselected' => ($BMPonly) ? true : false,
'fontkey' => $fontkey,
'panose' => $this->getPanose($ttf),
'haskerninfo' => ($ttf->kerninfo) ? true : false,
'haskernGPOS' => ($ttf->haskernGPOS) ? true : false,
'hassmallcapsGSUB' => ($ttf->hassmallcapsGSUB) ? true : false,
'fontmetrics' => $this->fontDescriptor,
'useOTL' => ($fontUseOTL) ? $fontUseOTL : 0,
'rtlPUAstr' => $ttf->rtlPUAstr,
'GSUBScriptLang' => $ttf->GSUBScriptLang,
'GSUBFeatures' => $ttf->GSUBFeatures,
'GSUBLookups' => $ttf->GSUBLookups,
'GPOSScriptLang' => $ttf->GPOSScriptLang,
'GPOSFeatures' => $ttf->GPOSFeatures,
'GPOSLookups' => $ttf->GPOSLookups,
'kerninfo' => $ttf->kerninfo,
];
$this->fontCache->jsonWrite($fontkey . '.mtx.json', $font);
$this->fontCache->binaryWrite($fontkey . '.cw.dat', $ttf->charWidths);
$this->fontCache->binaryWrite($fontkey . '.gid.dat', $ttf->glyphIDtoUni);
if ($this->fontCache->has($fontkey . '.cgm')) {
$this->fontCache->remove($fontkey . '.cgm');
}
if ($this->fontCache->has($fontkey . '.z')) {
$this->fontCache->remove($fontkey . '.z');
}
if ($this->fontCache->jsonHas($fontkey . '.cw127.json')) {
$this->fontCache->jsonRemove($fontkey . '.cw127.json');
}
if ($this->fontCache->has($fontkey . '.cw')) {
$this->fontCache->remove($fontkey . '.cw');
}
unset($ttf);
}
protected function getFontName($fullName)
{
return preg_replace('/[ ()]/', '', $fullName);
}
protected function getPanose($ttf)
{
$panose = '';
if (count($ttf->panose)) {
$panoseArray = array_merge([$ttf->sFamilyClass, $ttf->sFamilySubClass], $ttf->panose);
foreach ($panoseArray as $value) {
$panose .= ' ' . dechex($value);
}
}
return $panose;
}
}
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