TorporOrb.java example

Explorer
mage-master
/*
 *  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without modification, are
 *  permitted provided that the following conditions are met:
 *
 *     1. Redistributions of source code must retain the above copyright notice, this list of
 *        conditions and the following disclaimer.
 *
 *     2. Redistributions in binary form must reproduce the above copyright notice, this list
 *        of conditions and the following disclaimer in the documentation and/or other materials
 *        provided with the distribution.
 *
 *  THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
 *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 *  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
 *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 *  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 *  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 *  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *  The views and conclusions contained in the software and documentation are those of the
 *  authors and should not be interpreted as representing official policies, either expressed
 *  or implied, of BetaSteward_at_googlemail.com.
 */
package mage.cards.t;

import java.util.UUID;
import mage.MageObject;
import mage.abilities.Ability;
import mage.abilities.common.SimpleStaticAbility;
import mage.abilities.effects.ContinuousRuleModifyingEffectImpl;
import mage.cards.CardImpl;
import mage.cards.CardSetInfo;
import mage.constants.AbilityType;
import mage.constants.CardType;
import mage.constants.Duration;
import mage.constants.Outcome;
import mage.constants.Zone;
import mage.game.Game;
import mage.game.events.EntersTheBattlefieldEvent;
import mage.game.events.GameEvent;
import mage.game.permanent.Permanent;

/**
 *
 * @author BetaSteward
 */
public class TorporOrb extends CardImpl {

    public TorporOrb(UUID ownerId, CardSetInfo setInfo) {
        super(ownerId,setInfo,new CardType[]{CardType.ARTIFACT},"{2}");

        // Creatures entering the battlefield don't cause abilities to trigger.
        this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new TorporOrbEffect()));
    }

    public TorporOrb(final TorporOrb card) {
        super(card);
    }

    @Override
    public TorporOrb copy() {
        return new TorporOrb(this);
    }
}

class TorporOrbEffect extends ContinuousRuleModifyingEffectImpl {

    TorporOrbEffect() {
        super(Duration.WhileOnBattlefield, Outcome.Detriment, false, false);
        staticText = "Creatures entering the battlefield don't cause abilities to trigger";
    }

    TorporOrbEffect(final TorporOrbEffect effect) {
        super(effect);
    }

    @Override
    public boolean checksEventType(GameEvent event, Game game) {
        return event.getType() == GameEvent.EventType.ENTERS_THE_BATTLEFIELD;
    }

    @Override
    public boolean applies(GameEvent event, Ability source, Game game) {
        Ability ability = (Ability) getValue("targetAbility");
        if (ability != null && ability.getAbilityType() == AbilityType.TRIGGERED) {
            Permanent permanent = ((EntersTheBattlefieldEvent) event).getTarget();
            if (permanent != null && permanent.isCreature()) {
                return true;
            }
        }
        return false;
    }

    @Override
    public String getInfoMessage(Ability source, GameEvent event, Game game) {
        MageObject mageObject = game.getObject(event.getSourceId());
        MageObject sourceObject = game.getObject(source.getSourceId());
        if (mageObject != null && sourceObject != null) {
            return sourceObject.getLogName() + " prevented ability of " + mageObject.getLogName() + " to trigger";
        }
        return null;
    }

    @Override
    public TorporOrbEffect copy() {
        return new TorporOrbEffect(this);
    }

}