Glyph
This demo shows you how to extract glyphs using the glyph strategy.
This strategy is used internally to order glyphs before creating text or words from them.
PHP
<?php
use setasign\SetaPDF2\Core\Document;
use setasign\SetaPDF2\Extractor\Extractor;
use setasign\SetaPDF2\Extractor\Result\Glyph;
use setasign\SetaPDF2\Extractor\Strategy\GlyphStrategy;
// load and register the autoload function
require_once __DIR__ . '/../../../../../bootstrap.php';
$files = [
$assetsDirectory . '/pdfs/camtown/Terms-and-Conditions.pdf',
$assetsDirectory . '/pdfs/etown/Laboratory-Report.pdf',
$assetsDirectory . '/pdfs/lenstown/Fact-Sheet.pdf',
$assetsDirectory . '/pdfs/Brand-Guide.pdf',
];
$path = displayFiles($files);
$document = Document::loadByFilename($path);
$extractor = new Extractor($document);
$strategy = new GlyphStrategy();
$extractor->setStrategy($strategy);
$pageCount = $document->getCatalog()->getPages()->count();
for ($pageNo = 1; $pageNo <= $pageCount; $pageNo++) {
$glyphs = $extractor->getResultByPageNumber($pageNo);
echo '<b>There are ' . count($glyphs) . ' glyphs found on Page #' . $pageNo . ':</b><br/>';
echo '<table border="1" width="100%">';
echo '<tr><th>Glyph</th><th>llx</th><th>lly</th><th>urx</th><th>ury</th><th>Font Name</th></tr>';
/** @var Glyph $glyph */
foreach ($glyphs as $glyph) {
$bounds = $glyph->getBounds()[0];
printf(
'<tr><td>"%s"</td><td>%.3F</td><td>%.3F</td><td>%.3F</td><td>%.3F</td><td>%s</td></tr>',
htmlspecialchars($glyph->getString()),
$bounds->getLl()->getX(),
$bounds->getLl()->getY(),
$bounds->getUr()->getX(),
$bounds->getUr()->getY(),
htmlspecialchars($glyph->getTextItem()->getFont()->getFontName())
);
}
echo '</table><br/><br/>';
}