/*
 * Copyright (C) 2014 Open Source Robotics Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
*/
#ifndef _GAZEBO_SIGNAL_STATS_PRIVATE_HH_
#define _GAZEBO_SIGNAL_STATS_PRIVATE_HH_

#include <vector>
#include <boost/shared_ptr.hpp>

namespace gazebo
{
  namespace math
  {
    /// \brief Private data class for the SignalStatistic class.
    class SignalStatisticPrivate
    {
      /// \brief Scalar representation of signal data.
      public: double data;

      /// \brief Count of data values in mean.
      public: unsigned int count;
    };

    class SignalStatistic;

    /// \def SignalStatisticPtr
    /// \brief Boost shared pointer to SignalStatistic object
    typedef boost::shared_ptr<SignalStatistic> SignalStatisticPtr;

    /// \def SignalStatistic_V
    /// \brief Vector of SignalStatisticPtr
    typedef std::vector<SignalStatisticPtr> SignalStatistic_V;

    /// \brief Private data class for the SignalStats class.
    class SignalStatsPrivate
    {
      /// \brief Vector of `SignalStatistic`s.
      public: SignalStatistic_V stats;
    };
  }
}
#endif