text: /***********************************************************************************************************************
  *                                                                                                                      *
  * libscopeprotocols                                                                                                    *
  *                                                                                                                      *
  * Copyright (c) 2012-2021 Andrew D. Zonenberg and contributors                                                         *
  * All rights reserved.                                                                                                 *
  *                                                                                                                      *
  * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the     *
  * following conditions are met:                                                                                        *
  *                                                                                                                      *
  *    * Redistributions of source code must retain the above copyright notice, this list of conditions, and the         *
  *      following disclaimer.                                                                                           *
  *                                                                                                                      *
  *    * 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.                *
  *                                                                                                                      *
  *    * Neither the name of the author nor the names of any contributors may be used to endorse or promote products     *
  *      derived from this software without specific prior written permission.                                           *
  *                                                                                                                      *
  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED   *
  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL *
  * THE AUTHORS BE HELD LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES        *
  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR       *
  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT *
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE       *
  * POSSIBILITY OF SUCH DAMAGE.                                                                                          *
  *                                                                                                                      *
  ***********************************************************************************************************************/
  
  #include "scopeprotocols.h"
  
  using namespace std;
  
  void MinimumStatistic::Clear()
  {
  	m_pastMinimums.clear();
  }
  
  string MinimumStatistic::GetStatisticName()
  {
  	return "Minimum";
  }
  
  bool MinimumStatistic::Calculate(OscilloscopeChannel* channel, double& value)
  {
  	//Can't do anything if we have no data
  	auto data = dynamic_cast<AnalogWaveform*>(channel->GetData(0));
  	if(!data)
  		return false;
  
  	//Starting value is previous minimum, if we have one
  	value = 1e20;
  	if(m_pastMinimums.find(channel) != m_pastMinimums.end())
  		value = m_pastMinimums[channel];
  
  	for(auto sample : data->m_samples)
  	{
  		if((float)sample < value)
  			value = sample;
  	}
  
  	m_pastMinimums[channel] = value;
  
  	return true;
  }
  