Package mage.abilities.effects.common

Source Code of mage.abilities.effects.common.GainAbilityControlledEffect

/*
*  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
*
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*  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.
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*  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
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package mage.abilities.effects.common;

import mage.Constants.Duration;
import mage.Constants.Layer;
import mage.Constants.Outcome;
import mage.Constants.SubLayer;
import mage.abilities.Ability;
import mage.abilities.effects.ContinuousEffectImpl;
import mage.filter.FilterPermanent;
import mage.game.Game;
import mage.game.permanent.Permanent;

/**
*
* @author BetaSteward_at_googlemail.com
*/
public class GainAbilityControlledEffect extends ContinuousEffectImpl<GainAbilityControlledEffect> {

  protected Ability ability;
  protected boolean excludeSource;
  protected FilterPermanent filter;

  public GainAbilityControlledEffect(Ability ability, Duration duration) {
    this(ability, duration, new FilterPermanent());
  }

  public GainAbilityControlledEffect(Ability ability, Duration duration, FilterPermanent filter) {
    this(ability, duration, filter, false);
  }

  public GainAbilityControlledEffect(Ability ability, Duration duration, FilterPermanent filter, boolean excludeSource) {
    super(duration, Layer.AbilityAddingRemovingEffects_6, SubLayer.NA, Outcome.AddAbility);
    this.ability = ability;
    this.filter = filter;
    this.excludeSource = excludeSource;
  }

  public GainAbilityControlledEffect(final GainAbilityControlledEffect effect) {
    super(effect);
    this.ability = effect.ability.copy();
    this.filter = effect.filter.copy();
    this.excludeSource = effect.excludeSource;
  }

  @Override
  public void init(Ability source, Game game) {
    super.init(source, game);
    if (this.affectedObjectsSet) {
      for (Permanent perm: game.getBattlefield().getAllActivePermanents(filter, source.getControllerId())) {
        if (!(excludeSource && perm.getId().equals(source.getSourceId()))) {
          objects.add(perm.getId());
        }
      }
    }
  }

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

  @Override
  public boolean apply(Game game, Ability source) {
    for (Permanent perm: game.getBattlefield().getAllActivePermanents(filter, source.getControllerId())) {
      if (!this.affectedObjectsSet || objects.contains(perm.getId())) {
        if (!(excludeSource && perm.getId().equals(source.getSourceId()))) {
          perm.addAbility(ability.copy());
        }
      }
    }
    return true;
  }

  @Override
  public String getText(Ability source) {
    StringBuilder sb = new StringBuilder();
    if (excludeSource)
      sb.append("Other ");
    sb.append(filter.getMessage()).append(" you control gain ").append(ability.getRule());
    sb.append(" ").append(duration.toString());
    return sb.toString();
  }

}
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