- Added Gravity Well. <ROE>

Mage.Sets/src/mage/sets/riseoftheeldrazi/GravityWell.java

@@ -0,0 +1,153 @@
+/*
+ *  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.sets.riseoftheeldrazi;
+
+import java.util.Iterator;
+import java.util.UUID;
+import mage.Constants;
+import mage.Constants.CardType;
+import mage.Constants.Rarity;
+import mage.abilities.Ability;
+import mage.abilities.TriggeredAbilityImpl;
+import mage.cards.CardImpl;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.permanent.Permanent;
+import mage.abilities.keyword.FlyingAbility;
+import mage.abilities.effects.ContinuousEffectImpl;
+import mage.abilities.effects.Effect;
+import mage.target.targetpointer.FixedTarget;
+
+/**
+ *
+ * @author jeffwadsworth
+ */
+public class GravityWell extends CardImpl<GravityWell> {
+
+    public GravityWell(UUID ownerId) {
+        super(ownerId, 185, "Gravity Well", Rarity.UNCOMMON, new CardType[]{CardType.ENCHANTMENT}, "{1}{G}{G}");
+        this.expansionSetCode = "ROE";
+
+        this.color.setGreen(true);
+
+        // Whenever a creature with flying attacks, it loses flying until end of turn.
+        this.addAbility(new GravityWellTriggeredAbility());
+    }
+
+    public GravityWell(final GravityWell card) {
+        super(card);
+    }
+
+    @Override
+    public GravityWell copy() {
+        return new GravityWell(this);
+    }
+}
+
+class GravityWellTriggeredAbility extends TriggeredAbilityImpl<GravityWellTriggeredAbility> {
+    
+    public GravityWellTriggeredAbility() {
+	super(Constants.Zone.BATTLEFIELD, new GravityWellEffect());
+    }
+
+    public GravityWellTriggeredAbility(final GravityWellTriggeredAbility ability) {
+	super(ability);
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+	if (event.getType() == GameEvent.EventType.ATTACKER_DECLARED ) {
+            Permanent attacker = game.getPermanent(event.getSourceId());
+            if (attacker != null && attacker.getAbilities().contains(FlyingAbility.getInstance())) {
+                for (Effect effect : getEffects()) {
+                    effect.setTargetPointer(new FixedTarget(event.getSourceId()));
+                }
+                return true;
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public String getRule() {
+	return "Whenever a creature with flying attacks, " + super.getRule();
+    }
+
+    @Override
+    public GravityWellTriggeredAbility copy() {
+	return new GravityWellTriggeredAbility(this);
+    }
+}
+
+class GravityWellEffect extends ContinuousEffectImpl<GravityWellEffect> {
+    
+    public GravityWellEffect() {
+	super(Constants.Duration.EndOfTurn, Constants.Outcome.LoseAbility);
+	staticText = "it loses flying until end of turn";
+    }
+
+    public GravityWellEffect(final GravityWellEffect effect) {
+	super(effect);
+    }
+
+    @Override
+    public GravityWellEffect copy() {
+	return new GravityWellEffect(this);
+    }
+
+    @Override
+    public boolean apply(Constants.Layer layer, Constants.SubLayer sublayer, Ability source, Game game) {
+	Permanent permanent = game.getPermanent(targetPointer.getFirst(source));
+	if (permanent != null) {
+            switch (layer) {
+                case AbilityAddingRemovingEffects_6:
+                    if (sublayer == Constants.SubLayer.NA) {
+			for (Iterator<Ability> i = permanent.getAbilities().iterator(); i.hasNext();) {
+                            Ability entry = i.next();
+                            if (entry.getId().equals(FlyingAbility.getInstance().getId()))
+				i.remove();
+			}
+                    }
+                    break;
+            }
+            return true;
+        }
+	return false;
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+	return false;
+    }
+
+    @Override
+    public boolean hasLayer(Constants.Layer layer) {
+	return layer == Constants.Layer.AbilityAddingRemovingEffects_6;
+    }
+
+}