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<?php |
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declare(strict_types=1); |
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namespace AlecRabbit\Spinner\Core\Driver; |
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use AlecRabbit\Spinner\Contract\IDeltaTimer; |
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use AlecRabbit\Spinner\Core\Builder\Contract\ISequenceStateBuilder; |
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use AlecRabbit\Spinner\Core\Contract\IRenderer; |
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use AlecRabbit\Spinner\Core\Contract\ISequenceState; |
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use AlecRabbit\Spinner\Core\Contract\ISpinner; |
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use AlecRabbit\Spinner\Core\Output\Contract\ISequenceStateWriter; |
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final class Renderer implements IRenderer |
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{ |
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private ISequenceState $state; |
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public function __construct( |
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private readonly ISequenceStateWriter $stateWriter, |
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private readonly ISequenceStateBuilder $stateBuilder, |
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private readonly IDeltaTimer $deltaTimer, |
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) { |
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$this->state = $this->createState(); |
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} |
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private function createState( |
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string $sequence = '', |
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int $width = 0, |
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int $previousWidth = 0 |
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): ISequenceState { |
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return $this->stateBuilder |
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->withSequence($sequence) |
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->withWidth($width) |
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->withPreviousWidth($previousWidth) |
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->build() |
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; |
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} |
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public function initialize(): void |
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{ |
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$this->stateWriter->initialize(); |
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} |
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public function render(ISpinner $spinner, ?float $dt = null): void |
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{ |
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$frame = |
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$spinner->getFrame( |
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$dt ?? $this->deltaTimer->getDelta() |
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); |
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$this->state = $this->createState( |
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$frame->getSequence(), |
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$frame->getWidth(), |
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$this->state->getWidth(), |
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); |
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$this->stateWriter->write($this->state); |
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} |
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public function finalize(?string $finalMessage = null): void |
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{ |
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$this->stateWriter->finalize($finalMessage); |
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} |
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public function erase(ISpinner $spinner): void |
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{ |
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$this->stateWriter->erase($this->state); |
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} |
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} |
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alecrabbit /
php-console-spinner
