54 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			54 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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declare(strict_types = 1);
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namespace BaconQrCode\Renderer\Eye;
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use BaconQrCode\Renderer\Path\Path;
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/**
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 * Renders the eyes in their default square shape.
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 */
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final class SquareEye implements EyeInterface
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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 getExternalPath() : Path
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    {
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        return (new Path())
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            ->move(-3.5, -3.5)
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            ->line(3.5, -3.5)
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            ->line(3.5, 3.5)
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            ->line(-3.5, 3.5)
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            ->close()
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            ->move(-2.5, -2.5)
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            ->line(-2.5, 2.5)
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            ->line(2.5, 2.5)
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            ->line(2.5, -2.5)
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            ->close()
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        ;
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    }
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    public function getInternalPath() : Path
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    {
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        return (new Path())
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            ->move(-1.5, -1.5)
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            ->line(1.5, -1.5)
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            ->line(1.5, 1.5)
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            ->line(-1.5, 1.5)
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            ->close()
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        ;
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    }
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}
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