function EffectsManager(data, element) {
  var effects = data.ef || [];
  this.effectElements = [];
  var i,
    len = effects.length;
  var effectItem;
  for (i = 0; i < len; i++) {
    effectItem = new GroupEffect(effects[i], element);
    this.effectElements.push(effectItem);
  }
}

function GroupEffect(data, element) {
  this.init(data, element);
}

extendPrototype([DynamicPropertyContainer], GroupEffect);

GroupEffect.prototype.getValue = GroupEffect.prototype.iterateDynamicProperties;

GroupEffect.prototype.init = function (data, element) {
  this.data = data;
  this.effectElements = [];
  this.initDynamicPropertyContainer(element);
  var i,
    len = this.data.ef.length;
  var eff,
    effects = this.data.ef;
  for (i = 0; i < len; i += 1) {
    eff = null;
    switch (effects[i].ty) {
      case 0:
        eff = new SliderEffect(effects[i], element, this);
        break;
      case 1:
        eff = new AngleEffect(effects[i], element, this);
        break;
      case 2:
        eff = new ColorEffect(effects[i], element, this);
        break;
      case 3:
        eff = new PointEffect(effects[i], element, this);
        break;
      case 4:
      case 7:
        eff = new CheckboxEffect(effects[i], element, this);
        break;
      case 10:
        eff = new LayerIndexEffect(effects[i], element, this);
        break;
      case 11:
        eff = new MaskIndexEffect(effects[i], element, this);
        break;
      case 5:
        eff = new EffectsManager(effects[i], element, this);
        break;
        // case 6:
      default:
        eff = new NoValueEffect(effects[i], element, this);
        break;
    }
    if (eff) {
      this.effectElements.push(eff);
    }
  }
};