Pop\Color\Space\Hex::__construct PHP Метод

    public function __construct($hex)
    {
        $hex = substr($hex, 0, 1) == '#' ? substr($hex, 1) : $hex;
        if (strlen($hex) == 3) {
            $this->hex = str_repeat(substr($hex, 0, 1), 2) . str_repeat(substr($hex, 1, 1), 2) . str_repeat(substr($hex, 2, 1), 2);
            $this->shorthand = $hex;
        } else {
            $this->hex = $hex;
        }
        $this->red = substr($this->hex, 0, 2);
        $this->green = substr($this->hex, 2, 2);
        $this->blue = substr($this->hex, 4, 2);
        $dR = base_convert($this->red, 16, 10);
        $dG = base_convert($this->green, 16, 10);
        $dB = base_convert($this->blue, 16, 10);
        $max = max($dR, $dG, $dB);
        $min = min($dR, $dG, $dB);
        if (!$this->isValid()) {
            throw new Exception('One or more of the color values is out of range.');
        }
        // Calculate hex shorthand if possible
        $r = null;
        $g = null;
        $b = null;
        if (substr($this->hex, 0, 1) == substr($this->hex, 1, 1)) {
            $r = substr($this->hex, 0, 1);
        }
        if (substr($this->hex, 2, 1) == substr($this->hex, 3, 1)) {
            $g = substr($this->hex, 2, 1);
        }
        if (substr($this->hex, 4, 1) == substr($this->hex, 5, 1)) {
            $b = substr($this->hex, 4, 1);
        }
        if (null !== $r && null !== $g && null !== $b) {
            $this->shorthand = $r . $g . $b;
        } else {
            $this->shorthand = null;
        }
    }