/**
* Returns an appropiate foreground color based on the brightness.
*
* @param Color|string $backgroundColor Color object or hex string. May include a leading '#'.
*
* @return string
*/
public function textColorForBackground($backgroundColor)
{
if (!$backgroundColor instanceof Color) {
$backgroundColor = Color::fromHex($backgroundColor);
}
if ($backgroundColor->getBrightness() < 0.65) {
return new Color(255, 255, 255);
}
return new Color(0, 0, 0);
}
/**
* @param string $path
* @param float $score
*
* @return string
*/
public function getScoreColor($path, $score)
{
$white = new Color(255, 255, 255);
if ($score <= 3) {
$green = Color::fromHex('71EF71');
return $green->blendTo($white, ($score - 1) / 2);
}
if ($score <= 6) {
return $white;
}
// Score after 6 to highest fades from white to red.
$worst = $this->bounds->max($path) / $this->bounds->min($path);
$red = Color::fromHex('FB4E4E');
return $white->blendTo($red, $score / $worst);
}