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<?php |
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/** |
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* This file is part of PhpAidc LabelPrinter package. |
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* |
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* © Appwilio (https://appwilio.com) |
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* © JhaoDa (https://github.com/jhaoda) |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace PhpAidc\LabelPrinter\Language; |
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use PhpAidc\LabelPrinter\Command\Raw; |
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use PhpAidc\LabelPrinter\Command\Clear; |
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use PhpAidc\LabelPrinter\Command\Bitmap; |
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use PhpAidc\LabelPrinter\Command\Barcode; |
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use PhpAidc\LabelPrinter\Command\TextLine; |
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use PhpAidc\LabelPrinter\Command\TextBlock; |
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use PhpAidc\LabelPrinter\Command\ExternalImage; |
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use PhpAidc\LabelPrinter\Command\InternalImage; |
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use PhpAidc\LabelPrinter\Contract\Label; |
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use PhpAidc\LabelPrinter\Contract\Command; |
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use PhpAidc\LabelPrinter\Contract\Language; |
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use PhpAidc\LabelPrinter\Enum\Unit; |
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use PhpAidc\LabelPrinter\Enum\Charset; |
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use PhpAidc\LabelPrinter\Language\Fingerprint as Handlers; |
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final class Fingerprint implements Language |
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{ |
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public const DEFAULT_ANCHOR = 1; |
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public const DEFAULT_DIRECTION = 1; |
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public const DEFAULT_BARCODE_HEIGHT = 100; |
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public const DEFAULT_BARCODE_MAGNIFICATION = 2; |
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private const EOC = "\n"; |
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private const HANDLERS = [ |
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Raw::class => Handlers\FingerprintRaw::class, |
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Clear::class => Handlers\FingerprintClear::class, |
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Bitmap::class => Handlers\FingerprintBitmap::class, |
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Barcode::class => Handlers\FingerprintBarcode::class, |
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TextLine::class => Handlers\FingerprintTextLine::class, |
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TextBlock::class => Handlers\FingerprintTextBlock::class, |
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ExternalImage::class => Handlers\FingerprintExternalImage::class, |
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InternalImage::class => Handlers\FingerprintInternalImage::class, |
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]; |
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/** @var float */ |
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private $density; |
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public function __construct(float $density) |
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{ |
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$this->density = $density; |
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} |
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public function compileDeclaration(Label $label): iterable |
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{ |
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yield from $this->translateMedia($label->getMedia()); |
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yield from $this->translateCharset($label->getCharset()); |
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} |
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public function isSupport(Command $command): bool |
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{ |
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return isset(self::HANDLERS[\get_class($command)]); |
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} |
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public function compileCommand(Command $command): iterable |
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{ |
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if ($this->isSupport($command)) { |
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$class = self::HANDLERS[\get_class($command)]; |
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$handler = new $class(); |
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foreach ((new $handler)->translate($command) as $instruction) { |
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yield $instruction.self::EOC; |
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} |
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} else { |
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// throw exception |
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yield null; |
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} |
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} |
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public function compilePrint(int $copies): iterable |
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{ |
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if ($copies <= 0) { |
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throw new \InvalidArgumentException('Number of copies must be greather than 0.'); |
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} |
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yield "PF {$copies}".self::EOC; |
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} |
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private function translateCharset(?Charset $charset): iterable |
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{ |
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if ($charset) { |
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yield \sprintf('NASC "%s"', $charset->getValue()).self::EOC; |
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} |
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} |
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private function translateMedia(array $media): iterable |
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{ |
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['unit' => $unit, 'width' => $width, 'height' => $height] = $media; |
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if ($width) { |
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yield \sprintf('SETUP "MEDIA,MEDIA SIZE,WIDTH,%d'.self::EOC, $this->valueToDots($width, $unit)); |
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} |
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if ($height) { |
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yield \sprintf('SETUP "MEDIA,MEDIA SIZE,HEIGHT,%d'.self::EOC, $this->valueToDots($height, $unit)); |
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} |
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} |
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private function valueToDots(float $value, Unit $unit): int |
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{ |
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if ($unit->equals(Unit::DOT())) { |
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return (int) $value; |
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} |
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if ($unit->equals(Unit::IN())) { |
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return (int) \round($this->density * $value); |
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} |
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return (int) \round(($this->density / 2.54 / 10) * $value); |
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} |
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} |
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php-aidc /
label-printer
