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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace pvc\struct\tree\node; |
| 6 | |
| 7 | use IteratorIterator; |
| 8 | use pvc\interfaces\struct\collection\CollectionInterface; |
| 9 | use pvc\interfaces\struct\tree\node\TreenodeCollectionInterface; |
| 10 | use pvc\interfaces\struct\tree\node\TreenodeInterface; |
| 11 | |
| 12 | /** |
| 13 | * @template PayloadType |
| 14 | * @extends IteratorIterator<non-negative-int, TreenodeInterface<PayloadType>, CollectionInterface<TreenodeInterface<PayloadType>>> |
| 15 | * @implements TreenodeCollectionInterface<PayloadType> |
| 16 | */ |
| 17 | class TreenodeCollection extends IteratorIterator implements TreenodeCollectionInterface |
| 18 | { |
| 19 | /** |
| 20 | * @param CollectionInterface<TreenodeInterface<PayloadType>> $collection |
| 21 | */ |
| 22 | public function __construct(protected CollectionInterface $collection) |
| 23 | { |
| 24 | parent::__construct($this->collection); |
| 25 | } |
| 26 | |
| 27 | /** |
| 28 | * @return int |
| 29 | */ |
| 30 | public function count(): int |
| 31 | { |
| 32 | return $this->collection->count(); |
| 33 | } |
| 34 | |
| 35 | /** |
| 36 | * @param non-negative-int $key |
| 37 | * @param TreenodeInterface<PayloadType> $treeNode |
| 38 | * @return void |
| 39 | */ |
| 40 | public function add(int $key, TreenodeInterface $treeNode): void |
| 41 | { |
| 42 | $this->collection->add($key, $treeNode); |
| 43 | } |
| 44 | |
| 45 | /** |
| 46 | * @param non-negative-int $key |
| 47 | * @return void |
| 48 | */ |
| 49 | public function delete(int $key): void |
| 50 | { |
| 51 | $this->collection->delete($key); |
| 52 | } |
| 53 | |
| 54 | /** |
| 55 | * @param TreenodeInterface<PayloadType> $node |
| 56 | * @return non-negative-int|false |
| 57 | */ |
| 58 | public function getKey(mixed $node): int|false |
| 59 | { |
| 60 | return $this->collection->getKey($node); |
| 61 | } |
| 62 | |
| 63 | public function isEmpty(): bool |
| 64 | { |
| 65 | return $this->collection->isEmpty(); |
| 66 | } |
| 67 | |
| 68 | /** |
| 69 | * @return array<TreenodeInterface<PayloadType>> |
| 70 | */ |
| 71 | public function getElements(): array |
| 72 | { |
| 73 | return $this->collection->getElements(); |
| 74 | } |
| 75 | |
| 76 | public function getIndex(int $key): int |
| 77 | { |
| 78 | return $this->collection->getIndex($key); |
| 79 | } |
| 80 | |
| 81 | public function setIndex(int $key, int $index): void |
| 82 | { |
| 83 | $this->collection->setIndex($key, $index); |
| 84 | } |
| 85 | } |