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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*!********************************************************************
Audacity: A Digital Audio Editor
DynamicRangeProcessorClock.h
Matthieu Hodgkinson
**********************************************************************/
#pragma once
#include <chrono>
#include <optional>
/*!
* \brief A clock that can be paused and resumed.
*/
class DYNAMIC_RANGE_PROCESSOR_API DynamicRangeProcessorClock final
{
public:
std::chrono::steady_clock::time_point GetNow() const;
void Pause();
void Resume();
private:
std::optional<std::chrono::steady_clock::time_point> mPauseBegin;
std::chrono::duration<double> mElapsedWhilePaused =
std::chrono::duration<double>::zero();
};
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