PocketMine-MP/src/block/RedstoneComparator.php

124 lines
3.8 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\tile\Comparator;
use pocketmine\block\utils\AnalogRedstoneSignalEmitterTrait;
use pocketmine\block\utils\HorizontalFacingTrait;
use pocketmine\block\utils\PoweredByRedstoneTrait;
use pocketmine\block\utils\SupportType;
use pocketmine\data\runtime\block\BlockDataReader;
use pocketmine\data\runtime\block\BlockDataWriter;
use pocketmine\item\Item;
use pocketmine\math\AxisAlignedBB;
use pocketmine\math\Facing;
use pocketmine\math\Vector3;
use pocketmine\player\Player;
use pocketmine\world\BlockTransaction;
use function assert;
class RedstoneComparator extends Flowable{
use HorizontalFacingTrait;
use AnalogRedstoneSignalEmitterTrait;
use PoweredByRedstoneTrait;
protected bool $isSubtractMode = false;
public function getRequiredStateDataBits() : int{ return 4; }
protected function decodeState(BlockDataReader $r) : void{
$this->facing = $r->readHorizontalFacing();
$this->isSubtractMode = $r->readBool();
$this->powered = $r->readBool();
//TODO: this doesn't call the decoder from AnalogRedstoneSignalEmitter
}
protected function encodeState(BlockDataWriter $w) : void{
$w->writeHorizontalFacing($this->facing);
$w->writeBool($this->isSubtractMode);
$w->writeBool($this->powered);
}
public function readStateFromWorld() : void{
parent::readStateFromWorld();
$tile = $this->position->getWorld()->getTile($this->position);
if($tile instanceof Comparator){
$this->signalStrength = $tile->getSignalStrength();
}
}
public function writeStateToWorld() : void{
parent::writeStateToWorld();
$tile = $this->position->getWorld()->getTile($this->position);
assert($tile instanceof Comparator);
$tile->setSignalStrength($this->signalStrength);
}
public function isSubtractMode() : bool{
return $this->isSubtractMode;
}
/** @return $this */
public function setSubtractMode(bool $isSubtractMode) : self{
$this->isSubtractMode = $isSubtractMode;
return $this;
}
/**
* @return AxisAlignedBB[]
*/
protected function recalculateCollisionBoxes() : array{
return [AxisAlignedBB::one()->trim(Facing::UP, 7 / 8)];
}
public function place(BlockTransaction $tx, Item $item, Block $blockReplace, Block $blockClicked, int $face, Vector3 $clickVector, ?Player $player = null) : bool{
if($this->canBeSupportedBy($blockReplace->getSide(Facing::DOWN))){
if($player !== null){
$this->facing = Facing::opposite($player->getHorizontalFacing());
}
return parent::place($tx, $item, $blockReplace, $blockClicked, $face, $clickVector, $player);
}
return false;
}
public function onInteract(Item $item, int $face, Vector3 $clickVector, ?Player $player = null) : bool{
$this->isSubtractMode = !$this->isSubtractMode;
$this->position->getWorld()->setBlock($this->position, $this);
return true;
}
public function onNearbyBlockChange() : void{
if(!$this->canBeSupportedBy($this->getSide(Facing::DOWN))){
$this->position->getWorld()->useBreakOn($this->position);
}
}
private function canBeSupportedBy(Block $block) : bool{
return !$block->getSupportType(Facing::UP)->equals(SupportType::NONE());
}
//TODO: redstone functionality
}