ClientboundDebugRendererPacket.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 pocketmine\math\Vector3;
use pocketmine\network\mcpe\protocol\serializer\CommonTypes;
 
class ClientboundDebugRendererPacket extends DataPacket implements ClientboundPacket{
    public const NETWORK_ID = ProtocolInfo::CLIENTBOUND_DEBUG_RENDERER_PACKET;
 
    public const TYPE_CLEAR = 1;
    public const TYPE_ADD_CUBE = 2;
 
    private int $type;
 
    //TODO: if more types are added, we'll probably want to make a separate data type and interfaces
    private string $text;
    private Vector3 $position;
    private float $red;
    private float $green;
    private float $blue;
    private float $alpha;
    private int $durationMillis;
 
    private static function base(int $type) : self{
        $result = new self;
        $result->type = $type;
        return $result;
    }
 
    public static function clear() : self{ return self::base(self::TYPE_CLEAR); }
 
    public static function addCube(string $text, Vector3 $position, float $red, float $green, float $blue, float $alpha, int $durationMillis) : self{
        $result = self::base(self::TYPE_ADD_CUBE);
        $result->text = $text;
        $result->position = $position;
        $result->red = $red;
        $result->green = $green;
        $result->blue = $blue;
        $result->alpha = $alpha;
        $result->durationMillis = $durationMillis;
        return $result;
    }
 
    public function getType() : int{ return $this->type; }
 
    public function getText() : string{ return $this->text; }
 
    public function getPosition() : Vector3{ return $this->position; }
 
    public function getRed() : float{ return $this->red; }
 
    public function getGreen() : float{ return $this->green; }
 
    public function getBlue() : float{ return $this->blue; }
 
    public function getAlpha() : float{ return $this->alpha; }
 
    public function getDurationMillis() : int{ return $this->durationMillis; }
 
    protected function decodePayload(ByteBufferReader $in) : void{
        $this->type = LE::readUnsignedInt($in);
 
        switch($this->type){
            case self::TYPE_CLEAR:
                //NOOP
                break;
            case self::TYPE_ADD_CUBE:
                $this->text = CommonTypes::getString($in);
                $this->position = CommonTypes::getVector3($in);
                $this->red = LE::readFloat($in);
                $this->green = LE::readFloat($in);
                $this->blue = LE::readFloat($in);
                $this->alpha = LE::readFloat($in);
                $this->durationMillis = LE::readUnsignedLong($in);
                break;
            default:
                throw new PacketDecodeException("Unknown type " . $this->type);
        }
    }
 
    protected function encodePayload(ByteBufferWriter $out) : void{
        LE::writeUnsignedInt($out, $this->type);
 
        switch($this->type){
            case self::TYPE_CLEAR:
                //NOOP
                break;
            case self::TYPE_ADD_CUBE:
                CommonTypes::putString($out, $this->text);
                CommonTypes::putVector3($out, $this->position);
                LE::writeFloat($out, $this->red);
                LE::writeFloat($out, $this->green);
                LE::writeFloat($out, $this->blue);
                LE::writeFloat($out, $this->alpha);
                LE::writeUnsignedLong($out, $this->durationMillis);
                break;
            default:
                throw new \InvalidArgumentException("Unknown type " . $this->type);
        }
    }
 
    public function handle(PacketHandlerInterface $handler) : bool{
        return $handler->handleClientboundDebugRenderer($this);
    }
}