forked from External/mage
106 lines
4.5 KiB
Java
106 lines
4.5 KiB
Java
/*
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* Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification, are
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* permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* The views and conclusions contained in the software and documentation are those of the
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* authors and should not be interpreted as representing official policies, either expressed
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* or implied, of BetaSteward_at_googlemail.com.
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*/
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package mage.abilities.effects.common;
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import java.util.UUID;
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import mage.abilities.Ability;
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import mage.abilities.effects.OneShotEffect;
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import mage.constants.Outcome;
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import mage.filter.common.FilterLandPermanent;
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import mage.filter.predicate.permanent.TappedPredicate;
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import mage.game.Game;
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import mage.game.permanent.Permanent;
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import mage.players.Player;
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import mage.target.common.TargetLandPermanent;
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import mage.util.CardUtil;
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/**
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* "Untap (up to) X lands" effect
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*/
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public class UntapLandsEffect extends OneShotEffect {
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private static final FilterLandPermanent filter = new FilterLandPermanent("untapped lands");
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static {
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filter.add(new TappedPredicate());
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}
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private final int amount;
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private final boolean upTo;
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public UntapLandsEffect(int amount) {
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this(amount, true);
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}
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public UntapLandsEffect(int amount, boolean upTo) {
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super(Outcome.Untap);
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this.amount = amount;
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this.upTo = upTo;
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staticText = "untap " + (upTo ? "up to " : "") + CardUtil.numberToText(amount, staticText) + " lands";
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}
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public UntapLandsEffect(final UntapLandsEffect effect) {
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super(effect);
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this.amount = effect.amount;
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this.upTo = effect.upTo;
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}
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@Override
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public boolean apply(Game game, Ability source) {
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Player controller = game.getPlayer(source.getControllerId());
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if (controller != null) {
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int tappedLands = game.getBattlefield().getAllActivePermanents(filter, controller.getId(), game).size();
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TargetLandPermanent target = new TargetLandPermanent(upTo ? 0 : Math.min(tappedLands, amount), amount, filter, true);
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if (target.canChoose(source.getSourceId(), source.getControllerId(), game)) {
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// UI Shortcut: Check if any lands are already tapped. If there are equal/fewer than amount, give the option to add those in to be untapped now.
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if (tappedLands <= amount && upTo) {
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if (controller.chooseUse(outcome, "Include your tapped lands to untap?", source, game)) {
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for (Permanent land : game.getBattlefield().getAllActivePermanents(filter, controller.getId(), game)) {
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target.addTarget(land.getId(), source, game);
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}
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}
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}
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if (target.choose(Outcome.Untap, source.getControllerId(), source.getSourceId(), game)) {
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for (Object targetId : target.getTargets()) {
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Permanent p = game.getPermanent((UUID) targetId);
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if (p != null) {
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p.untap(game);
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}
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}
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}
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}
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return true;
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}
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return false;
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}
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@Override
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public UntapLandsEffect copy() {
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return new UntapLandsEffect(this);
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}
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}
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