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https://github.com/pmmp/PocketMine-MP.git
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77 lines
2.4 KiB
PHP
77 lines
2.4 KiB
PHP
<?php
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/*
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*
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* ____ _ _ __ __ _ __ __ ____
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* | _ \ ___ ___| | _____| |_| \/ (_)_ __ ___ | \/ | _ \
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* | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
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* | __/ (_) | (__| < __/ |_| | | | | | | | __/_____| | | | __/
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* |_| \___/ \___|_|\_\___|\__|_| |_|_|_| |_|\___| |_| |_|_|
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* @author PocketMine Team
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* @link http://www.pocketmine.net/
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*
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*
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*/
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declare(strict_types=1);
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namespace pocketmine\event\entity;
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use pocketmine\entity\effect\VanillaEffects;
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use pocketmine\entity\Entity;
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use pocketmine\entity\Living;
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/**
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* Called when an entity takes damage from another entity.
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*/
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class EntityDamageByEntityEvent extends EntityDamageEvent{
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/** @var int */
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private $damagerEntityId;
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/** @var float */
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private $knockBack;
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/**
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* @param float[] $modifiers
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*/
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public function __construct(Entity $damager, Entity $entity, int $cause, float $damage, array $modifiers = [], float $knockBack = 0.4){
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$this->damagerEntityId = $damager->getId();
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$this->knockBack = $knockBack;
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parent::__construct($entity, $cause, $damage, $modifiers);
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$this->addAttackerModifiers($damager);
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}
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protected function addAttackerModifiers(Entity $damager) : void{
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if($damager instanceof Living){ //TODO: move this to entity classes
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$effects = $damager->getEffects();
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if(($strength = $effects->get(VanillaEffects::STRENGTH())) !== null){
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$this->setModifier($this->getBaseDamage() * 0.3 * $strength->getEffectLevel(), self::MODIFIER_STRENGTH);
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}
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if(($weakness = $effects->get(VanillaEffects::WEAKNESS())) !== null){
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$this->setModifier(-($this->getBaseDamage() * 0.2 * $weakness->getEffectLevel()), self::MODIFIER_WEAKNESS);
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}
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}
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}
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/**
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* Returns the attacking entity, or null if the attacker has been killed or closed.
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*/
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public function getDamager() : ?Entity{
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return $this->getEntity()->getWorld()->getServer()->getWorldManager()->findEntity($this->damagerEntityId);
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}
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public function getKnockBack() : float{
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return $this->knockBack;
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}
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public function setKnockBack(float $knockBack) : void{
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$this->knockBack = $knockBack;
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}
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}
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