Edit File: ColorInterface.php
<?php declare(strict_types = 1); namespace BaconQrCode\Renderer\Color; interface ColorInterface { /** * Converts the color to RGB. */ public function toRgb() : Rgb; /** * Converts the color to CMYK. */ public function toCmyk() : Cmyk; /** * Converts the color to gray. */ public function toGray() : Gray; }