ChangeDimensionPacket.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\LE;
use pmmp\encoding\VarInt;
use pocketmine\math\Vector3;
use pocketmine\network\mcpe\protocol\serializer\CommonTypes;
 
class ChangeDimensionPacket extends DataPacket implements ClientboundPacket{
    public const NETWORK_ID = ProtocolInfo::CHANGE_DIMENSION_PACKET;
 
    public int $dimension;
    public Vector3 $position;
    public bool $respawn = false;
    private ?int $loadingScreenId = null;
 
    public static function create(int $dimension, Vector3 $position, bool $respawn, ?int $loadingScreenId) : self{
        $result = new self;
        $result->dimension = $dimension;
        $result->position = $position;
        $result->respawn = $respawn;
        $result->loadingScreenId = $loadingScreenId;
        return $result;
    }
 
    public function getLoadingScreenId() : ?int{ return $this->loadingScreenId; }
 
    protected function decodePayload(ByteBufferReader $in) : void{
        $this->dimension = VarInt::readSignedInt($in);
        $this->position = CommonTypes::getVector3($in);
        $this->respawn = CommonTypes::getBool($in);
        $this->loadingScreenId = CommonTypes::readOptional($in, LE::readUnsignedInt(...));
    }
 
    protected function encodePayload(ByteBufferWriter $out) : void{
        VarInt::writeSignedInt($out, $this->dimension);
        CommonTypes::putVector3($out, $this->position);
        CommonTypes::putBool($out, $this->respawn);
        CommonTypes::writeOptional($out, $this->loadingScreenId, LE::writeUnsignedInt(...));
    }
 
    public function handle(PacketHandlerInterface $handler) : bool{
        return $handler->handleChangeDimension($this);
    }
}