| public setLuminance ( integer | string $luminance ) : self | ||
| $luminance | integer | string | Luminance |
| return | self | |
public function setLuminance($luminance) : self
{
$luminance = $this->toInt($luminance);
$this->red = $luminance;
$this->green = $luminance;
$this->blue = $luminance;
return $this;
}