LevelEventPacket.php

<?php
 
/*
 * This file is part of BedrockProtocol.
 * Copyright (C) 2014-2022 PocketMine Team <https://github.com/pmmp/BedrockProtocol>
 *
 * BedrockProtocol 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.
 */
 
declare(strict_types=1);
 
namespace pocketmine\network\mcpe\protocol;
 
use pmmp\encoding\ByteBufferReader;
use pmmp\encoding\ByteBufferWriter;
use pmmp\encoding\VarInt;
use pocketmine\math\Vector3;
use pocketmine\network\mcpe\protocol\serializer\CommonTypes;
use pocketmine\network\mcpe\protocol\types\LevelEvent;
 
class LevelEventPacket extends DataPacket implements ClientboundPacket{
    public const NETWORK_ID = ProtocolInfo::LEVEL_EVENT_PACKET;
 
    public int $eventId;
    public int $eventData;
    public ?Vector3 $position = null;
 
    public static function create(int $eventId, int $eventData, ?Vector3 $position) : self{
        $result = new self;
        $result->eventId = $eventId;
        $result->eventData = $eventData;
        $result->position = $position;
        return $result;
    }
 
    public static function standardParticle(int $particleId, int $data, Vector3 $position) : self{
        return self::create(LevelEvent::ADD_PARTICLE_MASK | $particleId, $data, $position);
    }
 
    protected function decodePayload(ByteBufferReader $in) : void{
        $this->eventId = VarInt::readSignedInt($in);
        $this->position = CommonTypes::getVector3($in);
        $this->eventData = VarInt::readSignedInt($in);
    }
 
    protected function encodePayload(ByteBufferWriter $out) : void{
        VarInt::writeSignedInt($out, $this->eventId);
        CommonTypes::putVector3Nullable($out, $this->position);
        VarInt::writeSignedInt($out, $this->eventData);
    }
 
    public function handle(PacketHandlerInterface $handler) : bool{
        return $handler->handleLevelEvent($this);
    }
}