Added PlayerExperienceChangeEvent

src/pocketmine/event/player/PlayerExperienceChangeEvent.php

@@ -0,0 +1,96 @@
+<?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\event\player;
+
+use pocketmine\entity\Human;
+use pocketmine\event\Cancellable;
+use pocketmine\event\entity\EntityEvent;
+
+/**
+ * Called when a player gains or loses XP levels and/or progress.
+ */
+class PlayerExperienceChangeEvent extends EntityEvent implements Cancellable{
+	public static $handlerList = null;
+	/** @var Human */
+	protected $entity;
+	/** @var int */
+	private $oldLevel;
+	/** @var float */
+	private $oldProgress;
+	/** @var int|null */
+	private $newLevel;
+	/** @var float|null */
+	private $newProgress;
+
+	public function __construct(Human $player, int $oldLevel, float $oldProgress, ?int $newLevel, ?float $newProgress){
+		$this->entity = $player;
+
+		$this->oldLevel = $oldLevel;
+		$this->oldProgress = $oldProgress;
+		$this->newLevel = $newLevel;
+		$this->newProgress = $newProgress;
+	}
+
+	/**
+	 * @return int
+	 */
+	public function getOldLevel() : int{
+		return $this->oldLevel;
+	}
+
+	/**
+	 * @return float
+	 */
+	public function getOldProgress() : float{
+		return $this->oldProgress;
+	}
+
+	/**
+	 * @return int|null null indicates no change
+	 */
+	public function getNewLevel() : ?int{
+		return $this->newLevel;
+	}
+
+	/**
+	 * @return float|null null indicates no change
+	 */
+	public function getNewProgress() : ?float{
+		return $this->newProgress;
+	}
+
+	/**
+	 * @param int|null $newLevel
+	 */
+	public function setNewLevel(?int $newLevel) : void{
+		$this->newLevel = $newLevel;
+	}
+
+	/**
+	 * @param float|null $newProgress
+	 */
+	public function setNewProgress(?float $newProgress) : void{
+		$this->newProgress = $newProgress;
+	}
+}