Added new Event EMPTY_MANA_POOL. Added selective remove method to ManaPool. New DynamicValue that counts ManaType of ManaPool.

Mage/src/mage/abilities/dynamicvalue/common/ManaTypeInManaPoolCount.java

@@ -0,0 +1,71 @@
+package mage.abilities.dynamicvalue.common;
+
+import mage.Constants.ManaType;
+import mage.abilities.Ability;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.game.Game;
+import mage.players.Player;
+
+/**
+ *
+ * @author LevelX2
+ */
+public class ManaTypeInManaPoolCount implements DynamicValue {
+
+    private ManaType manaType;
+
+    public ManaTypeInManaPoolCount(ManaType manaType) {
+        this.manaType = manaType;
+    }
+
+    public ManaTypeInManaPoolCount(final ManaTypeInManaPoolCount dynamicValue) {
+        this.manaType = dynamicValue.manaType;
+    }
+
+    @Override
+    public int calculate(Game game, Ability sourceAbility) {
+        int amount = 0;
+        Player player = game.getPlayer(sourceAbility.getControllerId());
+        if (player != null) {
+            amount = player.getManaPool().get(manaType);
+        }
+        return amount;
+    }
+
+    @Override
+    public DynamicValue clone() {
+        return new ManaTypeInManaPoolCount(this);
+    }
+
+    @Override
+    public String toString() {
+        return "1";
+    }
+
+    @Override
+    public String getMessage() {
+        StringBuilder sb = new StringBuilder();
+        switch (manaType) {
+            case BLACK:
+                sb.append("black");
+                break;
+            case GREEN:
+                sb.append("green");
+                break;
+            case RED:
+                sb.append("red");
+                break;
+            case BLUE:
+                sb.append("blue");
+                break;
+            case WHITE:
+                sb.append("white");
+                break;
+            case COLORLESS:
+                sb.append("colorless");
+                break;
+        }
+        sb.append(" mana in your mana pool");
+        return sb.toString();
+    }
+}

Mage/src/mage/game/GameImpl.java

@@ -789,7 +789,9 @@ public abstract class GameImpl<T extends GameImpl<T>> implements Game, Serializa
     public void emptyManaPools() {
         if (!replaceEvent(new GameEvent(GameEvent.EventType.EMPTY_MANA_POOLS, null, null, null))) {
             for (Player player: getPlayers().values()) {
-                player.getManaPool().emptyPool();
+                if (!replaceEvent(new GameEvent(GameEvent.EventType.EMPTY_MANA_POOL, player.getId(), null, player.getId()))) {
+                    player.getManaPool().emptyPool();
+                }
             }
         }
     }

Mage/src/mage/game/events/GameEvent.java

@@ -74,7 +74,7 @@ public class GameEvent {
         END_PHASE, END_PHASE_PRE, END_PHASE_POST,
         END_TURN_STEP_PRE, END_TURN_STEP, END_TURN_STEP_POST,
         CLEANUP_STEP_PRE, CLEANUP_STEP, CLEANUP_STEP_POST,
-        EMPTY_MANA_POOLS,
+        EMPTY_MANA_POOLS, EMPTY_MANA_POOL,
         AT_END_OF_TURN,
 
         //player events

Mage/src/mage/players/ManaPool.java

@@ -38,6 +38,7 @@ import mage.game.Game;
 import mage.game.events.GameEvent;
 
 import java.io.Serializable;
+import java.lang.reflect.Array;
 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
@@ -129,6 +130,24 @@ public class ManaPool implements Serializable {
         return get(ManaType.COLORLESS);
     }
 
+    public int emptyManaType(List<ManaType> manaTypeArray) {
+        int total = count();
+        Iterator<ManaPoolItem> it = manaItems.iterator();
+        while (it.hasNext()) {
+            ManaPoolItem item = it.next();
+            for (ManaType manaType: manaTypeArray) {
+                if (item.get(manaType) > 0) {
+                    total += item.get(manaType);
+                    item.remove(manaType);
+                }
+            }
+            if (item.count() == 0) {
+                it.remove();
+            }
+        }
+        return total;
+    }
+
     public int emptyPool() {
         int total = count();
         manaItems.clear();