class.assAnswerBinaryStateImage.php

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<?php

declare(strict_types=1);

class ASS_AnswerBinaryStateImage extends ASS_AnswerBinaryState
{
    protected ?string $image = null;

    public function __construct($answertext = "", $points = 0.0, $order = 0, $state = false, ?string $a_image = null, int $id = -1)
    {
        parent::__construct($answertext, (float) $points, $order, $state, $id);
        $this->setImage($a_image);
    }

    public function getImage(): ?string
    {
        return $this->image;
    }

    public function setImage(?string $image = null): void
    {
        if ($image === '') {
            throw new \Exception('imagename must not be empty');
        }
        $this->image = $image;
    }

    public function hasImage(): bool
    {
        return $this->image !== null;
    }
}