Files
PocketMine-MP/src/block/FrostedIce.php
2021-04-18 20:33:49 +01:00

123 lines
3.2 KiB
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\block;
use pocketmine\block\utils\BlockDataSerializer;
use function mt_rand;
class FrostedIce extends Ice{
/** @var int */
protected $age = 0;
public function __construct(BlockIdentifier $idInfo, string $name, ?BlockBreakInfo $breakInfo = null){
parent::__construct($idInfo, $name, $breakInfo ?? new BlockBreakInfo(2.5, BlockToolType::PICKAXE));
}
public function readStateFromData(int $id, int $stateMeta) : void{
$this->age = BlockDataSerializer::readBoundedInt("age", $stateMeta, 0, 3);
}
protected function writeStateToMeta() : int{
return $this->age;
}
public function getStateBitmask() : int{
return 0b11;
}
public function getAge() : int{ return $this->age; }
/** @return $this */
public function setAge(int $age) : self{
if($age < 0 || $age > 3){
throw new \InvalidArgumentException("Age must be in range 0-3");
}
$this->age = $age;
return $this;
}
public function onNearbyBlockChange() : void{
if(!$this->checkAdjacentBlocks(2)){
$this->pos->getWorld()->useBreakOn($this->pos);
}else{
$this->pos->getWorld()->scheduleDelayedBlockUpdate($this->pos, mt_rand(20, 40));
}
}
public function onRandomTick() : void{
if((!$this->checkAdjacentBlocks(4) or mt_rand(0, 2) === 0) and
$this->pos->getWorld()->getHighestAdjacentFullLightAt($this->pos->x, $this->pos->y, $this->pos->z) >= 12 - $this->age){
if($this->tryMelt()){
foreach($this->getAllSides() as $block){
if($block instanceof FrostedIce){
$block->tryMelt();
}
}
}
}else{
$this->pos->getWorld()->scheduleDelayedBlockUpdate($this->pos, mt_rand(20, 40));
}
}
public function onScheduledUpdate() : void{
$this->onRandomTick();
}
private function checkAdjacentBlocks(int $requirement) : bool{
$found = 0;
for($x = -1; $x <= 1; ++$x){
for($z = -1; $z <= 1; ++$z){
if($x === 0 and $z === 0){
continue;
}
if(
$this->pos->getWorld()->getBlockAt($this->pos->x + $x, $this->pos->y, $this->pos->z + $z) instanceof FrostedIce and
++$found >= $requirement
){
return true;
}
}
}
return false;
}
/**
* Updates the age of the ice, destroying it if appropriate.
*
* @return bool Whether the ice was destroyed.
*/
private function tryMelt() : bool{
if($this->age >= 3){
$this->pos->getWorld()->useBreakOn($this->pos);
return true;
}
$this->age++;
$this->pos->getWorld()->setBlock($this->pos, $this);
$this->pos->getWorld()->scheduleDelayedBlockUpdate($this->pos, mt_rand(20, 40));
return false;
}
}