AttributeLayer.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\types;
 
use pmmp\encoding\ByteBufferReader;
use pmmp\encoding\ByteBufferWriter;
use pmmp\encoding\VarInt;
use pocketmine\network\mcpe\protocol\serializer\CommonTypes;
use function count;
 
final class AttributeLayer{
 
    public function __construct(
        private string $name,
        private int $dimension,
        private AttributeLayerSettings $settings,
        private array $attributes,
    ){}
 
    public function getName() : string{ return $this->name; }
 
    public function getDimension() : int{ return $this->dimension; }
 
    public function getSettings() : AttributeLayerSettings{ return $this->settings; }
 
    public function getAttributes() : array{ return $this->attributes; }
 
    public static function read(ByteBufferReader $in) : self{
        $name = CommonTypes::getString($in);
        $dimension = VarInt::readUnsignedInt($in);
        $settings = AttributeLayerSettings::read($in);
 
        $attributes = [];
        for($i = 0, $len = VarInt::readUnsignedInt($in); $i < $len; ++$i){
            $attributes[] = AttributeEnvironment::read($in);
        }
 
        return new self(
            $name,
            $dimension,
            $settings,
            $attributes,
        );
    }
 
    public function write(ByteBufferWriter $out) : void{
        CommonTypes::putString($out, $this->name);
        VarInt::writeUnsignedInt($out, $this->dimension);
        $this->settings->write($out);
 
        VarInt::writeUnsignedInt($out, count($this->attributes));
        foreach($this->attributes as $attribute){
            $attribute->write($out);
        }
    }
}