FireworkStar.php

<?php
 
/*
 *
 *  ____            _        _   __  __ _                  __  __ ____
 * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
 * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
 * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
 * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
 *
 * This program 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.
 *
 * @author PocketMine Team
 * @link http://www.pocketmine.net/
 *
 *
 */
 
declare(strict_types=1);
 
namespace pocketmine\item;
 
use pocketmine\block\utils\DyeColor;
use pocketmine\color\Color;
use pocketmine\data\SavedDataLoadingException;
use pocketmine\nbt\tag\CompoundTag;
use pocketmine\utils\Binary;
 
class FireworkStar extends Item{
 
    protected const TAG_EXPLOSION = "FireworksItem"; //TAG_Compound
    protected const TAG_CUSTOM_COLOR = "customColor"; //TAG_Int
 
    protected FireworkRocketExplosion $explosion;
 
    protected ?Color $customColor = null;
 
    public function __construct(ItemIdentifier $identifier, string $name){
        parent::__construct($identifier, $name);
 
        $this->explosion = new FireworkRocketExplosion(
            FireworkRocketType::SMALL_BALL,
            colors: [DyeColor::BLACK],
            fadeColors: [],
            twinkle: false,
            trail: false
        );
    }
 
    public function getExplosion() : FireworkRocketExplosion{
        return $this->explosion;
    }
 
    public function setExplosion(FireworkRocketExplosion $explosion) : self{
        $this->explosion = $explosion;
        return $this;
    }
 
    public function getColor() : Color{
        return $this->customColor ?? $this->explosion->getColorMix();
    }
 
    public function getCustomColor() : ?Color{
        return $this->customColor;
    }
 
    public function setCustomColor(?Color $color) : self{
        $this->customColor = $color;
        return $this;
    }
 
    protected function deserializeCompoundTag(CompoundTag $tag) : void{
        parent::deserializeCompoundTag($tag);
 
        $explosionTag = $tag->getTag(self::TAG_EXPLOSION);
        if(!$explosionTag instanceof CompoundTag){
            throw new SavedDataLoadingException("Missing explosion data");
        }
        $this->explosion = FireworkRocketExplosion::fromCompoundTag($explosionTag);
 
        $customColor = Color::fromARGB(Binary::unsignInt($tag->getInt(self::TAG_CUSTOM_COLOR)));
        $color = $this->explosion->getColorMix();
        if(!$customColor->equals($color)){ //check that $customColor is actually custom.
            $this->customColor = $customColor;
        }
    }
 
    protected function serializeCompoundTag(CompoundTag $tag) : void{
        parent::serializeCompoundTag($tag);
 
        $tag->setTag(self::TAG_EXPLOSION, $this->explosion->toCompoundTag());
        $tag->setInt(self::TAG_CUSTOM_COLOR, Binary::signInt($this->getColor()->toARGB()));
    }
}