PHP code example of tecnickcom / tc-lib-pdf-font

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

tecnickcom / tc-lib-pdf-font example snippets

 = new \Com\Tecnick\Pdf\Font\Import('/path/to/font.ttf');
$metrics = $font->getFontMetrics();

var_dump($font->getFontName(), $metrics['type']);

$stack = new \Com\Tecnick\Pdf\Font\Stack(1.0);
$stack->insert($objnum, 'dejavusans', '', 12);

if ($stack->isCurrentGidEncoded()) {
    // 2-byte big-endian glyph indices, and the glyphs are recorded on the font
    $codes = $stack->ordArrToGidStr([0x41, 0x20, 0x1D703]);
} else {
    // CID-0 fonts keep the UTF-16BE encoding expected by their predefined CMap
    $codes = $uniconv->toUTF16BE($str);
}

interface FontSubsetCacheInterface
{
    public function get(string $key): ?string;          // null on cache miss
    public function set(string $key, string $subsetFont): void;
}

$output = new \Com\Tecnick\Pdf\Font\Output(
    $fonts,
    $objectNumber,
    $encrypt,
    $fileHelper,   // or null
    $subsetCache,  // your FontSubsetCacheInterface implementation
);

use Com\Tecnick\Pdf\Font\FontSubsetCacheInterface;
use Psr\SimpleCache\CacheInterface;

final class Psr16SubsetCache implements FontSubsetCacheInterface
{
    public function __construct(private CacheInterface $cache) {}

    public function get(string $key): ?string
    {
        $value = $this->cache->get($this->normalize($key));

        return \is_string($value) ? $value : null;
    }

    public function set(string $key, string $subsetFont): void
    {
        $this->cache->set($this->normalize($key), $subsetFont);
    }

    /**
     * PSR-16 only guarantees keys matching [A-Za-z0-9_.] up to 64 chars and
     * reserves {}()/\@: — the library's raw key uses ':' and '-' and is longer,
     * so hash it into a guaranteed-legal, fixed-length key.
     */
    private function normalize(string $key): string
    {
        return 'tclpf_' . \sha1($key);
    }
}

bash
php util/convert.php --help