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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace Phpdftk\Pdf\Core\Multimedia; |
| 6 | |
| 7 | use Phpdftk\Pdf\Core\PdfArray; |
| 8 | use Phpdftk\Pdf\Core\PdfVersion; |
| 9 | use Phpdftk\Pdf\Core\RequiresPdfVersion; |
| 10 | |
| 11 | /** |
| 12 | * Selector rendition (/Type /Rendition /S /SR) — ISO 32000-2 §13.2.3.4. |
| 13 | * |
| 14 | * Wraps an ordered array of candidate renditions; the viewer picks the |
| 15 | * first playable one. |
| 16 | */ |
| 17 | #[RequiresPdfVersion(PdfVersion::V1_5)] |
| 18 | class SelectorRendition extends Rendition |
| 19 | { |
| 20 | public ?PdfArray $r = null; // /R array of Rendition references |
| 21 | |
| 22 | public function getRenditionSubtype(): string |
| 23 | { |
| 24 | return 'SR'; |
| 25 | } |
| 26 | |
| 27 | public function toPdf(): string |
| 28 | { |
| 29 | $dict = $this->baseDictionary(); |
| 30 | if ($this->r !== null) { |
| 31 | $dict->set('R', $this->r); |
| 32 | } |
| 33 | return $dict->toPdf(); |
| 34 | } |
| 35 | } |