Package megamek.common.weapons

Source Code of megamek.common.weapons.LRMFragHandler

/**
* MegaMek - Copyright (C) 2005 Ben Mazur (bmazur@sev.org)
*
*  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 2 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.
*/
package megamek.common.weapons;

import java.util.Vector;

import megamek.common.BattleArmor;
import megamek.common.Building;
import megamek.common.Coords;
import megamek.common.Entity;
import megamek.common.IGame;
import megamek.common.Infantry;
import megamek.common.Report;
import megamek.common.TargetRoll;
import megamek.common.ToHitData;
import megamek.common.actions.WeaponAttackAction;
import megamek.server.Server;
import megamek.server.Server.DamageType;

/**
* @author Sebastian Brocks
*/
public class LRMFragHandler extends LRMHandler {

    /**
     *
     */
    private static final long serialVersionUID = 2308151080895016663L;

    /**
     * @param t
     * @param w
     * @param g
     * @param s
     */
    public LRMFragHandler(ToHitData t, WeaponAttackAction w, IGame g, Server s) {
        super(t, w, g, s);
        sSalvoType = " fragmentation missile(s) ";
        damageType = DamageType.FRAGMENTATION;
    }

    /**
     * Calculate the damage per hit.
     *
     * @return an <code>int</code> representing the damage dealt per hit.
     */
    protected int calcDamagePerHit() {
        float toReturn = 1;
        // during a swarm, all damage gets applied as one block to one location
        if (ae instanceof BattleArmor
                && weapon.getLocation() == BattleArmor.LOC_SQUAD
                && (ae.getSwarmTargetId() == target.getTargetId())) {
            toReturn *= ((BattleArmor) ae).getShootingStrength();
        }
        // against infantry, we have 1 hit
        if (target instanceof Infantry && !(target instanceof BattleArmor)) {
            toReturn = wtype.getRackSize();
            if (bDirect )
                toReturn += toHit.getMoS()/3;
        }

        if (target instanceof Entity && !(target instanceof Infantry)
                || target instanceof BattleArmor)
            toReturn = 0;

        if (bGlancing) {
            toReturn = (int) Math.floor(toReturn / 2.0);
        }
        return (int) Math.ceil(toReturn);
    }

    /*
     * (non-Javadoc)
     *
     * @see megamek.common.weapons.WeaponHandler#handleClearDamage(java.util.Vector,
     *      megamek.common.Building, int, boolean)
     */
    protected void handleClearDamage(Vector<Report> vPhaseReport,
            Building bldg, int nDamage, boolean bSalvo) {
        if (!bSalvo) {
            // hits!
            r = new Report(2270);
            r.subject = subjectId;
            r.newlines = 0;
            vPhaseReport.addElement(r);
        }
        // report that damage was "applied" to terrain

        // Fragmentation does double damage to woods
        nDamage *= 2;

        r = new Report(3385);
        r.indent();
        r.subject = subjectId;
        r.add(nDamage);
        vPhaseReport.addElement(r);

        // Any clear attempt can result in accidental ignition, even
        // weapons that can't normally start fires. that's weird.
        // Buildings can't be accidentally ignited.
        if (bldg != null
                && server.tryIgniteHex(target.getPosition(), subjectId, false, false,
                        new TargetRoll(wtype.getFireTN(), wtype.getName()), 5, vPhaseReport)) {
            return;
        }

        vPhaseReport.addAll(server.tryClearHex(target.getPosition(), nDamage, subjectId));
        return;
    }

    /*
     * (non-Javadoc)
     *
     * @see megamek.common.weapons.WeaponHandler#handleBuildingDamage(java.util.Vector,
     *      megamek.common.Building, int, boolean, Coords)
     */
    protected void handleBuildingDamage(Vector<Report> vPhaseReport,
            Building bldg, int nDamage, boolean bSalvo, Coords coords) {
        return;
    }
}
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