CameraShakePacket.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 pmmp\encoding\LE;
 
class CameraShakePacket extends DataPacket implements ClientboundPacket{
    public const NETWORK_ID = ProtocolInfo::CAMERA_SHAKE_PACKET;
 
    public const TYPE_POSITIONAL = 0;
    public const TYPE_ROTATIONAL = 1;
 
    public const ACTION_ADD = 0;
    public const ACTION_STOP = 1;
 
    private float $intensity;
    private float $duration;
    private int $shakeType;
    private int $shakeAction;
 
    public static function create(float $intensity, float $duration, int $shakeType, int $shakeAction) : self{
        $result = new self;
        $result->intensity = $intensity;
        $result->duration = $duration;
        $result->shakeType = $shakeType;
        $result->shakeAction = $shakeAction;
        return $result;
    }
 
    public function getIntensity() : float{ return $this->intensity; }
 
    public function getDuration() : float{ return $this->duration; }
 
    public function getShakeType() : int{ return $this->shakeType; }
 
    public function getShakeAction() : int{ return $this->shakeAction; }
 
    protected function decodePayload(ByteBufferReader $in) : void{
        $this->intensity = LE::readFloat($in);
        $this->duration = LE::readFloat($in);
        $this->shakeType = Byte::readUnsigned($in);
        $this->shakeAction = Byte::readUnsigned($in);
    }
 
    protected function encodePayload(ByteBufferWriter $out) : void{
        LE::writeFloat($out, $this->intensity);
        LE::writeFloat($out, $this->duration);
        Byte::writeUnsigned($out, $this->shakeType);
        Byte::writeUnsigned($out, $this->shakeAction);
    }
 
    public function handle(PacketHandlerInterface $handler) : bool{
        return $handler->handleCameraShake($this);
    }
}