Implement Brand

Mage/src/main/java/mage/abilities/effects/common/continuous/GainControlAllEffect.java

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+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package mage.abilities.effects.common.continuous;
+
+import mage.abilities.Ability;
+import mage.abilities.Mode;
+import mage.abilities.effects.ContinuousEffectImpl;
+import mage.constants.Duration;
+import mage.constants.Layer;
+import mage.constants.Outcome;
+import mage.constants.SubLayer;
+import mage.filter.FilterPermanent;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+
+/**
+ *
+ * @author fenhl
+ */
+public class GainControlAllEffect extends ContinuousEffectImpl {
+
+    final FilterPermanent filter;
+
+    public GainControlAllEffect(Duration duration, FilterPermanent filter) {
+        super(duration, Layer.ControlChangingEffects_2, SubLayer.NA, Outcome.GainControl);
+        this.filter = filter;
+    }
+
+    public GainControlAllEffect(final GainControlAllEffect effect) {
+        super(effect);
+        this.filter = effect.filter.copy();
+    }
+
+    @Override
+    public GainControlAllEffect copy() {
+        return new GainControlAllEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        for (Permanent permanent : game.getBattlefield().getActivePermanents(filter, source.getControllerId(), game)) {
+            if (permanent != null) {
+                permanent.changeControllerId(source.getControllerId(), game);
+            }
+        }
+        return true;
+    }
+
+    @Override
+    public String getText(Mode mode) {
+        return "Gain control of " + filter;
+    }
+}