<?php

/**
 * E013_pdfx4.php
 */

// NOTE: local file reads (images, fonts, attachments) are restricted to an allowlist of
// trusted paths that covers this package tree, so run the examples in place. To read assets
// from other locations, list them in the 'allowedPaths' entry of the fileOptions constructor
// parameter (see E047_remote_resources_security.php).

require __DIR__ . '/../vendor/autoload.php';

\define('K_PATH_FONTS', \realpath(__DIR__ . '/../vendor/tecnickcom/tc-lib-pdf-font/target/fonts'));

$pdf = new \Com\Tecnick\Pdf\Tcpdf(
    unit: \Com\Tecnick\Pdf\Page\Unit::Millimeter,
    isunicode: true,
    subsetfont: false,
    compress: true,
    mode: \Com\Tecnick\Pdf\PdfConformance::Pdfx4,
);

$pdf->setCreator('tc-lib-pdf');
$pdf->setAuthor('Nicola Asuni');
$pdf->setSubject('tc-lib-pdf example: 013');
$pdf->setTitle('PDF/X-4 Example');
$pdf->setKeywords('TCPDF tc-lib-pdf example pdfx4');
$pdf->setPDFFilename('013_pdfx4.pdf');

$font = $pdf->font->insert($pdf->pon, 'helvetica', '', 12);
$pdf->addPage();
$pdf->page->addContent($font['out']);

$html =
    '<h1>PDF/X-4</h1>'
    . '<p>Mode: pdfx4</p>'
    . '<p>PDF/X-4 modernizes print exchange by allowing live transparency in a color-managed workflow.</p>'
    . '<p>Highlights: minimum PDF 1.6 output, PDF/X-4 identification metadata, transparency retained, '
    . 'encryption disabled, and interactive actions still suppressed for print conformance.</p>';

$pdf->addHTMLCell(html: $html, posx: 15, posy: 20, width: 180);

$rawpdf = $pdf->getOutPDFString();
$pdf->renderPDF(rawpdf: $rawpdf);
