public function __construct(WorldEditArt $main, Space $space, Player $player, array $from, BlockList $to)
 {
     parent::__construct($main, $space, $player);
     $this->from = $from;
     $this->to = $to;
 }
 public function __construct(WorldEditArt $main, Space $space, Player $player, BlockList $blocks)
 {
     parent::__construct($main, $space, $player);
     $this->blocks = $blocks;
 }