Timer.hpp

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#ifndef GALAXY_TIME_TIMER_HPP_
#define GALAXY_TIME_TIMER_HPP_
 
#include <future>
 
namespace galaxy
{
    class Timer final
    {
    public:
        using Function = std::move_only_function<void(void)>;
 
        Timer() noexcept;
 
        ~Timer() noexcept;
 
        void set(Timer::Function&& func, const std::uint64_t delay) noexcept;
 
        void start(const bool repeat = false);
 
        void stop() noexcept;
 
        void pause(const bool pause) noexcept;
 
        [[nodiscard]]
        bool stopped() const noexcept;
 
        [[nodiscard]]
        bool paused() const noexcept;
 
    private:
        Timer(const Timer&) = delete;
 
        Timer& operator=(const Timer&) = delete;
 
    private:
        std::atomic_bool m_started;
 
        std::atomic_bool m_paused;
 
        std::atomic_bool m_repeat;
 
        std::uint64_t m_delay;
 
        std::future<void> m_handle;
 
        Timer::Function m_callback;
    };
} // namespace galaxy
 
#endif