PocketMine-MP/src/item/ProjectileItem.php

61 lines
1.8 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\item;
use pocketmine\entity\Location;
use pocketmine\entity\projectile\Throwable;
use pocketmine\event\entity\ProjectileLaunchEvent;
use pocketmine\math\Vector3;
use pocketmine\player\Player;
use pocketmine\world\sound\ThrowSound;
abstract class ProjectileItem extends Item{
abstract public function getThrowForce() : float;
abstract protected function createEntity(Location $location, Player $thrower) : Throwable;
public function onClickAir(Player $player, Vector3 $directionVector, array &$returnedItems) : ItemUseResult{
$location = $player->getLocation();
$projectile = $this->createEntity(Location::fromObject($player->getEyePos(), $player->getWorld(), $location->yaw, $location->pitch), $player);
$projectile->setMotion($directionVector->multiply($this->getThrowForce()));
$projectileEv = new ProjectileLaunchEvent($projectile);
$projectileEv->call();
if($projectileEv->isCancelled()){
$projectile->flagForDespawn();
return ItemUseResult::FAIL;
}
$projectile->spawnToAll();
$location->getWorld()->addSound($location, new ThrowSound());
$this->pop();
return ItemUseResult::SUCCESS;
}
}