48 Zeilen
1.0 KiB
PHP
48 Zeilen
1.0 KiB
PHP
<?php
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declare(strict_types = 1);
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namespace BaconQrCode\Renderer\Module;
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use BaconQrCode\Encoder\ByteMatrix;
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use BaconQrCode\Renderer\Module\EdgeIterator\EdgeIterator;
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use BaconQrCode\Renderer\Path\Path;
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/**
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* Groups modules together to a single path.
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*/
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final class SquareModule implements ModuleInterface
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{
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/**
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* @var self|null
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*/
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private static $instance;
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private function __construct()
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{
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}
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public static function instance() : self
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{
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return self::$instance ?: self::$instance = new self();
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}
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public function createPath(ByteMatrix $matrix) : Path
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{
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$path = new Path();
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foreach (new EdgeIterator($matrix) as $edge) {
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$points = $edge->getSimplifiedPoints();
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$length = count($points);
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$path = $path->move($points[0][0], $points[0][1]);
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for ($i = 1; $i < $length; ++$i) {
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$path = $path->line($points[$i][0], $points[$i][1]);
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}
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$path = $path->close();
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}
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return $path;
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}
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}
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