text: /*
   * Ema.h
   *
   *  Created on: 2013-4-10
   *      Author: fasiondog
   */
  
  #pragma once
  #ifndef EMA_H_
  #define EMA_H_
  
  #include "../Indicator.h"
  
  namespace hku {
  
  /*
   * 指数移动平均线(Exponential Moving Average)
   * 参数： n: 计算均值的周期窗口，必须为大于0的整数
   * 抛弃数 = 0
   */
  class Ema : public IndicatorImp {
      INDICATOR_IMP(Ema)
      INDICATOR_IMP_NO_PRIVATE_MEMBER_SERIALIZATION
  
  public:
      Ema();
      virtual ~Ema();
  };
  
  } /* namespace hku */
  #endif /* EMA_H_ */
  