PocketMine-MP/src/block/utils/FallableTrait.php
2022-12-18 19:33:50 +00:00

71 lines
1.9 KiB
PHP

<?php
/*
*
* ____ _ _ __ __ _ __ __ ____
* | _ \ ___ ___| | _____| |_| \/ (_)_ __ ___ | \/ | _ \
* | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
* | __/ (_) | (__| < __/ |_| | | | | | | | __/_____| | | | __/
* |_| \___/ \___|_|\_\___|\__|_| |_|_|_| |_|\___| |_| |_|_|
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* @author PocketMine Team
* @link http://www.pocketmine.net/
*
*
*/
declare(strict_types=1);
namespace pocketmine\block\utils;
use pocketmine\block\Block;
use pocketmine\block\VanillaBlocks;
use pocketmine\entity\Location;
use pocketmine\entity\object\FallingBlock;
use pocketmine\math\Facing;
use pocketmine\utils\AssumptionFailedError;
use pocketmine\world\Position;
use pocketmine\world\sound\Sound;
/**
* This trait handles falling behaviour for blocks that need them.
* TODO: convert this into a dynamic component
* @see Fallable
*/
trait FallableTrait{
abstract protected function getPosition() : Position;
public function onNearbyBlockChange() : void{
$pos = $this->getPosition();
$world = $pos->getWorld();
$down = $world->getBlock($pos->getSide(Facing::DOWN));
if($down->canBeReplaced()){
$world->setBlock($pos, VanillaBlocks::AIR());
$block = $this;
if(!($block instanceof Block)) throw new AssumptionFailedError(__TRAIT__ . " should only be used by Blocks");
$fall = new FallingBlock(Location::fromObject($pos->add(0.5, 0, 0.5), $world), $block);
$fall->spawnToAll();
}
}
public function tickFalling() : ?Block{
return null;
}
public function onHitGround(FallingBlock $blockEntity) : bool{
return true;
}
public function getLandSound() : ?Sound{
return null;
}
}