Removed pocketmine subdirectory, map PSR-4 style

src/block/Hopper.php

@@ -0,0 +1,93 @@
+<?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\Hopper as TileHopper;
+use pocketmine\block\utils\BlockDataSerializer;
+use pocketmine\block\utils\InvalidBlockStateException;
+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 Hopper extends Transparent{
+
+	/** @var int */
+	private $facing = Facing::DOWN;
+	/** @var bool */
+	private $powered = false;
+
+	public function readStateFromData(int $id, int $stateMeta) : void{
+		$facing = BlockDataSerializer::readFacing($stateMeta & 0x07);
+		if($facing === Facing::UP){
+			throw new InvalidBlockStateException("Hopper may not face upward");
+		}
+		$this->facing = $facing;
+		$this->powered = ($stateMeta & BlockLegacyMetadata::HOPPER_FLAG_POWERED) !== 0;
+	}
+
+	protected function writeStateToMeta() : int{
+		return BlockDataSerializer::writeFacing($this->facing) | ($this->powered ? BlockLegacyMetadata::HOPPER_FLAG_POWERED : 0);
+	}
+
+	public function getStateBitmask() : int{
+		return 0b1111;
+	}
+
+	protected function recalculateCollisionBoxes() : array{
+		$result = [
+			AxisAlignedBB::one()->trim(Facing::UP, 6 / 16) //the empty area around the bottom is currently considered solid
+		];
+
+		foreach(Facing::HORIZONTAL as $f){ //add the frame parts around the bowl
+			$result[] = AxisAlignedBB::one()->trim($f, 14 / 16);
+		}
+		return $result;
+	}
+
+	public function place(BlockTransaction $tx, Item $item, Block $blockReplace, Block $blockClicked, int $face, Vector3 $clickVector, ?Player $player = null) : bool{
+		$this->facing = $face === Facing::DOWN ? Facing::DOWN : Facing::opposite($face);
+
+		return parent::place($tx, $item, $blockReplace, $blockClicked, $face, $clickVector, $player);
+	}
+
+	public function onInteract(Item $item, int $face, Vector3 $clickVector, ?Player $player = null) : bool{
+		if($player !== null){
+			$tile = $this->world->getTile($this);
+			if($tile instanceof TileHopper){ //TODO: find a way to have inventories open on click without this boilerplate in every block
+				$player->setCurrentWindow($tile->getInventory());
+			}
+			return true;
+		}
+		return false;
+	}
+
+	public function onScheduledUpdate() : void{
+		//TODO
+	}
+
+	//TODO: redstone logic, sucking logic
+}