UpdateClientOptionsPacket.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\Byte;
use pmmp\encoding\ByteBufferReader;
use pmmp\encoding\ByteBufferWriter;
use pocketmine\network\mcpe\protocol\serializer\CommonTypes;
use pocketmine\network\mcpe\protocol\types\GraphicsMode;
 
class UpdateClientOptionsPacket extends DataPacket implements ServerboundPacket{
    public const NETWORK_ID = ProtocolInfo::UPDATE_CLIENT_OPTIONS_PACKET;
 
    private ?GraphicsMode $graphicsMode;
 
    public static function create(?GraphicsMode $graphicsMode) : self{
        $result = new self;
        $result->graphicsMode = $graphicsMode;
        return $result;
    }
 
    public function getGraphicsMode() : ?GraphicsMode{ return $this->graphicsMode; }
 
    protected function decodePayload(ByteBufferReader $in) : void{
        $this->graphicsMode = CommonTypes::readOptional($in, fn() => GraphicsMode::fromPacket(Byte::readUnsigned($in)));
    }
 
    protected function encodePayload(ByteBufferWriter $out) : void{
        CommonTypes::writeOptional($out, $this->graphicsMode, fn(ByteBufferWriter $out, GraphicsMode $v) => Byte::writeUnsigned($out, $v->value));
    }
 
    public function handle(PacketHandlerInterface $handler) : bool{
        return $handler->handleUpdateClientOptions($this);
    }
}