actual freya branch
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/*
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* This program is free software: you can redistribute it and/or modify it under
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* the terms of the GNU General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later
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* version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.l2jserver.gameserver.model;
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import java.util.Arrays;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import com.l2jserver.gameserver.templates.StatsSet;
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import com.l2jserver.util.Rnd;
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/**
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* @author kombat
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*/
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public final class ChanceCondition
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{
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protected static final Logger _log = Logger.getLogger(ChanceCondition.class.getName());
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public static final int EVT_HIT = 1;
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public static final int EVT_CRIT = 2;
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public static final int EVT_CAST = 4;
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public static final int EVT_PHYSICAL = 8;
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public static final int EVT_MAGIC = 16;
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public static final int EVT_MAGIC_GOOD = 32;
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public static final int EVT_MAGIC_OFFENSIVE = 64;
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public static final int EVT_ATTACKED = 128;
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public static final int EVT_ATTACKED_HIT = 256;
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public static final int EVT_ATTACKED_CRIT = 512;
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public static final int EVT_HIT_BY_SKILL = 1024;
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public static final int EVT_HIT_BY_OFFENSIVE_SKILL = 2048;
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public static final int EVT_HIT_BY_GOOD_MAGIC = 4096;
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public static final int EVT_EVADED_HIT = 8192;
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public static final int EVT_ON_START = 16384;
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public static final int EVT_ON_ACTION_TIME = 32768;
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public static final int EVT_ON_EXIT = 65536;
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public static enum TriggerType
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{
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// You hit an enemy
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ON_HIT(1),
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// You hit an enemy - was crit
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ON_CRIT(2),
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// You cast a skill
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ON_CAST(4),
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// You cast a skill - it was a physical one
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ON_PHYSICAL(8),
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// You cast a skill - it was a magic one
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ON_MAGIC(16),
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// You cast a skill - it was a magic one - good magic
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ON_MAGIC_GOOD(32),
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// You cast a skill - it was a magic one - offensive magic
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ON_MAGIC_OFFENSIVE(64),
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// You are attacked by enemy
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ON_ATTACKED(128),
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// You are attacked by enemy - by hit
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ON_ATTACKED_HIT(256),
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// You are attacked by enemy - by hit - was crit
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ON_ATTACKED_CRIT(512),
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// A skill was casted on you
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ON_HIT_BY_SKILL(1024),
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// An evil skill was casted on you
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ON_HIT_BY_OFFENSIVE_SKILL(2048),
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// A good skill was casted on you
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ON_HIT_BY_GOOD_MAGIC(4096),
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// Evading melee attack
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ON_EVADED_HIT(8192),
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// Effect only - on start
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ON_START(16384),
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// Effect only - each second
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ON_ACTION_TIME(32768),
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// Effect only - on exit
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ON_EXIT(65536);
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private final int _mask;
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private TriggerType(int mask)
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{
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_mask = mask;
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}
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public final boolean check(int event)
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{
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return (_mask & event) != 0; // Trigger (sub-)type contains event (sub-)type
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}
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}
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private final TriggerType _triggerType;
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private final int _chance;
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private final int _mindmg;
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private final byte[] _elements;
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private final int[] _activationSkills;
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private final boolean _pvpOnly;
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private ChanceCondition(TriggerType trigger, int chance, int mindmg, byte[] elements, int[] activationSkills, boolean pvpOnly)
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{
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_triggerType = trigger;
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_chance = chance;
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_mindmg = mindmg;
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_elements = elements;
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_pvpOnly = pvpOnly;
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_activationSkills = activationSkills;
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}
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public static ChanceCondition parse(StatsSet set)
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{
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try
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{
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TriggerType trigger = set.getEnum("chanceType", TriggerType.class, null);
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int chance = set.getInteger("activationChance", -1);
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int mindmg = set.getInteger("activationMinDamage", -1);
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String elements = set.getString("activationElements", null);
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String activationSkills = set.getString("activationSkills", null);
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boolean pvpOnly = set.getBool("pvpChanceOnly", false);
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if (trigger != null)
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{
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return new ChanceCondition(trigger, chance, mindmg, parseElements(elements), parseActivationSkills(activationSkills), pvpOnly);
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}
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}
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catch (Exception e)
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{
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_log.log(Level.WARNING, "", e);
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}
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return null;
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}
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public static ChanceCondition parse(String chanceType, int chance, int mindmg, String elements, String activationSkills, boolean pvpOnly)
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{
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try
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{
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if (chanceType == null)
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{
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return null;
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}
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TriggerType trigger = Enum.valueOf(TriggerType.class, chanceType);
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if (trigger != null)
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{
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return new ChanceCondition(trigger, chance, mindmg, parseElements(elements), parseActivationSkills(activationSkills), pvpOnly);
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}
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}
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catch (Exception e)
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{
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_log.log(Level.WARNING, "", e);
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}
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return null;
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}
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public static final byte[] parseElements(String list)
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{
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if (list == null)
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{
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return null;
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}
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String[] valuesSplit = list.split(",");
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byte[] elements = new byte[valuesSplit.length];
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for (int i = 0; i < valuesSplit.length; i++)
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{
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elements[i] = Byte.parseByte(valuesSplit[i]);
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}
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Arrays.sort(elements);
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return elements;
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}
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public static final int[] parseActivationSkills(String list)
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{
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if (list == null)
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{
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return null;
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}
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String[] valuesSplit = list.split(",");
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int[] skillIds = new int[valuesSplit.length];
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for (int i = 0; i < valuesSplit.length; i++)
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{
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skillIds[i] = Integer.parseInt(valuesSplit[i]);
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}
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return skillIds;
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}
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public boolean trigger(int event, int damage, byte element, boolean playable, L2Skill skill)
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{
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if (_pvpOnly && !playable)
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{
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return false;
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}
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if ((_elements != null) && (Arrays.binarySearch(_elements, element) < 0))
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{
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return false;
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}
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if ((_activationSkills != null) && (skill != null) && (Arrays.binarySearch(_activationSkills, skill.getId()) < 0))
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{
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return false;
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}
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// if the skill has "activationMinDamage" setted to higher than -1(default)
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// and if "activationMinDamage" is still higher than the recieved damage, the skill wont trigger
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if ((_mindmg > -1) && (_mindmg > damage))
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{
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return false;
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}
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return _triggerType.check(event) && ((_chance < 0) || (Rnd.get(100) < _chance));
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}
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@Override
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public String toString()
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{
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return "Trigger[" + _chance + ";" + _triggerType.toString() + "]";
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}
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}
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