CpDamPercent.java example

Explorer
silentium-master
/*
 * This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that
 * it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If
 * not, see <http://www.gnu.org/licenses/>.
 */
package silentium.scripts.handlers.skill;

import silentium.gameserver.handler.ISkillHandler;
import silentium.gameserver.model.L2ItemInstance;
import silentium.gameserver.model.L2Object;
import silentium.gameserver.model.L2Skill;
import silentium.gameserver.model.actor.L2Character;
import silentium.gameserver.model.actor.L2Npc;
import silentium.gameserver.model.actor.L2Summon;
import silentium.gameserver.model.actor.instance.L2PcInstance;
import silentium.gameserver.network.SystemMessageId;
import silentium.gameserver.network.serverpackets.SystemMessage;
import silentium.gameserver.skills.Env;
import silentium.gameserver.skills.Formulas;
import silentium.gameserver.templates.skills.L2SkillType;

/*
 * Just a quick draft to support Wrath skill. Missing angle based calculation etc.
 */
public class CpDamPercent implements ISkillHandler {
	private static final L2SkillType[] SKILL_IDS = { L2SkillType.CPDAMPERCENT };

	/**
	 * @see silentium.gameserver.handler.ISkillHandler#useSkill(silentium.gameserver.model.actor.L2Character, silentium.gameserver.model.L2Skill,
	 *      silentium.gameserver.model.L2Object[])
	 */
	@Override
	public void useSkill(final L2Character activeChar, final L2Skill skill, final L2Object... targets) {
		if (activeChar.isAlikeDead())
			return;

		boolean ss = false;
		boolean sps = false;
		boolean bss = false;

		final L2ItemInstance weaponInst = activeChar.getActiveWeaponInstance();

		if (weaponInst != null) {
			if (skill.isMagic()) {
				if (weaponInst.getChargedSpiritshot() == L2ItemInstance.CHARGED_BLESSED_SPIRITSHOT)
					bss = true;
				else if (weaponInst.getChargedSpiritshot() == L2ItemInstance.CHARGED_SPIRITSHOT)
					sps = true;
			} else if (weaponInst.getChargedSoulshot() == L2ItemInstance.CHARGED_SOULSHOT)
				ss = true;
		}
		// If there is no weapon equipped, check for an active summon.
		else if (activeChar instanceof L2Summon) {
			final L2Summon activeSummon = (L2Summon) activeChar;

			if (activeSummon.getChargedSpiritShot() == L2ItemInstance.CHARGED_BLESSED_SPIRITSHOT) {
				bss = true;
				activeSummon.setChargedSpiritShot(L2ItemInstance.CHARGED_NONE);
			} else if (activeSummon.getChargedSpiritShot() == L2ItemInstance.CHARGED_SPIRITSHOT) {
				ss = true;
				activeSummon.setChargedSpiritShot(L2ItemInstance.CHARGED_NONE);
			}
		} else if (activeChar instanceof L2Npc) {
			ss = ((L2Npc) activeChar)._soulshotcharged;
			((L2Npc) activeChar)._soulshotcharged = false;
			bss = ((L2Npc) activeChar)._spiritshotcharged;
			((L2Npc) activeChar)._spiritshotcharged = false;
		}

		for (final L2Character target : (L2Character[]) targets) {
			if (activeChar instanceof L2PcInstance && target instanceof L2PcInstance && ((L2PcInstance) target).isFakeDeath())
				target.stopFakeDeath(true);
			else if (target.isDead() || target.isInvul())
				continue;

			final byte shld = Formulas.calcShldUse(activeChar, target, skill);

			final int damage = (int) (target.getCurrentCp() * skill.getPower() / 100);

			// Manage cast break of the target (calculating rate, sending message...)
			Formulas.calcCastBreak(target, damage);

			skill.getEffects(activeChar, target, new Env(shld, ss, sps, bss));
			activeChar.sendDamageMessage(target, damage, false, false, false);
			target.setCurrentCp(target.getCurrentCp() - damage);

			// Custom message to see Wrath damage on target
			target.sendPacket(SystemMessage.getSystemMessage(SystemMessageId.S1_GAVE_YOU_S2_DMG).addCharName(activeChar).addNumber(damage));
		}
	}

	@Override
	public L2SkillType[] getSkillIds() {
		return SKILL_IDS;
	}
}