public function __construct(array $rawData)
{
foreach ($rawData as $y => $data) {
for ($x = 0, $cols = strlen($data); $x < $cols; $x++) {
$this["{$x},{$y}"] = $data[$x];
}
}
$this->neighborFinder = memoize([$this, 'findNeighbors']);
}
/**
* Returns a new function that calls the given function just once and then simply
* returns its result on each subsequent call.
* @param callable function to call just once and then remember the result
*/
public static function memoize($f)
{
return memoize($f);
}
function getGalleryPhotoIndex($gallery, $photo)
{
return memoize($gallery, $photo, 'getGalleryPhotoIndexExec');
}
