CallbackTimer.hpp

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// This file is part of INSTINCT, the INS Toolkit for Integrated
// Navigation Concepts and Training by the Institute of Navigation of
// the University of Stuttgart, Germany.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at https://mozilla.org/MPL/2.0/.
 
 
#pragma once
 
#include <functional>
#include <thread>
#include <atomic>
 
class CallbackTimer
{
  public:
    CallbackTimer() = default;
    CallbackTimer(const CallbackTimer&) = delete;
    CallbackTimer(CallbackTimer&&) = delete;
    CallbackTimer& operator=(const CallbackTimer&) = delete;
    CallbackTimer& operator=(CallbackTimer&&) = delete;
    ~CallbackTimer();
 
    void stop();
 
    void start(int interval, const std::function<void(void*)>& func, void* userData);
 
    void setInterval(int interval);
 
    [[nodiscard]] bool is_running() const noexcept;
 
  private:
    std::atomic<int> _interval{ 0 };
    std::atomic<bool> _execute{ false };
    std::thread _thd;
};