2019-07-30 19:14:57 +01:00

133 lines
4.3 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\SlabType;
use pocketmine\item\Item;
use pocketmine\math\AxisAlignedBB;
use pocketmine\math\Facing;
use pocketmine\math\Vector3;
use pocketmine\player\Player;
use pocketmine\world\BlockTransaction;
class Slab extends Transparent{
/** @var BlockIdentifierFlattened */
protected $idInfo;
/** @var SlabType */
protected $slabType;
public function __construct(BlockIdentifierFlattened $idInfo, string $name, BlockBreakInfo $breakInfo){
parent::__construct($idInfo, $name . " Slab", $breakInfo);
$this->slabType = SlabType::BOTTOM();
}
public function getId() : int{
return $this->slabType->equals(SlabType::DOUBLE()) ? $this->idInfo->getSecondId() : parent::getId();
}
protected function writeStateToMeta() : int{
if(!$this->slabType->equals(SlabType::DOUBLE())){
return ($this->slabType->equals(SlabType::TOP()) ? BlockLegacyMetadata::SLAB_FLAG_UPPER : 0);
}
return 0;
}
public function readStateFromData(int $id, int $stateMeta) : void{
if($id === $this->idInfo->getSecondId()){
$this->slabType = SlabType::DOUBLE();
}else{
$this->slabType = ($stateMeta & BlockLegacyMetadata::SLAB_FLAG_UPPER) !== 0 ? SlabType::TOP() : SlabType::BOTTOM();
}
}
public function getStateBitmask() : int{
return 0b1000;
}
public function isTransparent() : bool{
return !$this->slabType->equals(SlabType::DOUBLE());
}
/**
* Returns the type of slab block.
*
* @return SlabType
*/
public function getSlabType() : SlabType{
return $this->slabType;
}
/**
* @param SlabType $slabType
*
* @return $this
*/
public function setSlabType(SlabType $slabType) : self{
$this->slabType = $slabType;
return $this;
}
public function canBePlacedAt(Block $blockReplace, Vector3 $clickVector, int $face, bool $isClickedBlock) : bool{
if(parent::canBePlacedAt($blockReplace, $clickVector, $face, $isClickedBlock)){
return true;
}
if($blockReplace instanceof Slab and !$blockReplace->slabType->equals(SlabType::DOUBLE()) and $blockReplace->isSameType($this)){
if($blockReplace->slabType->equals(SlabType::TOP())){ //Trying to combine with top slab
return $clickVector->y <= 0.5 or (!$isClickedBlock and $face === Facing::UP);
}else{
return $clickVector->y >= 0.5 or (!$isClickedBlock and $face === Facing::DOWN);
}
}
return false;
}
public function place(BlockTransaction $tx, Item $item, Block $blockReplace, Block $blockClicked, int $face, Vector3 $clickVector, ?Player $player = null) : bool{
if($blockReplace instanceof Slab and !$blockReplace->slabType->equals(SlabType::DOUBLE()) and $blockReplace->isSameType($this) and (
($blockReplace->slabType->equals(SlabType::TOP()) and ($clickVector->y <= 0.5 or $face === Facing::UP)) or
($blockReplace->slabType->equals(SlabType::BOTTOM()) and ($clickVector->y >= 0.5 or $face === Facing::DOWN))
)){
//Clicked in empty half of existing slab
$this->slabType = SlabType::DOUBLE();
}else{
$this->slabType = (($face !== Facing::UP && $clickVector->y > 0.5) || $face === Facing::DOWN) ? SlabType::TOP() : SlabType::BOTTOM();
}
return parent::place($tx, $item, $blockReplace, $blockClicked, $face, $clickVector, $player);
}
protected function recalculateBoundingBox() : ?AxisAlignedBB{
if($this->slabType->equals(SlabType::DOUBLE())){
return parent::recalculateBoundingBox();
}
return AxisAlignedBB::one()->trim($this->slabType->equals(SlabType::TOP()) ? Facing::DOWN : Facing::UP, 0.5);
}
public function getDropsForCompatibleTool(Item $item) : array{
return [$this->asItem()->setCount($this->slabType->equals(SlabType::DOUBLE()) ? 2 : 1)];
}
}