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Timer.h
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91 lines (69 loc) · 2.78 KB
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//******************************************************************************************************
// Timer.h - Gbtc
//
// Copyright © 2019, Grid Protection Alliance. All Rights Reserved.
//
// Licensed to the Grid Protection Alliance (GPA) under one or more contributor license agreements. See
// the NOTICE file distributed with this work for additional information regarding copyright ownership.
// The GPA licenses this file to you under the MIT License (MIT), the "License"; you may not use this
// file except in compliance with the License. You may obtain a copy of the License at:
//
// http://opensource.org/licenses/MIT
//
// Unless agreed to in writing, the subject software distributed under the License is distributed on an
// "AS-IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. Refer to the
// License for the specific language governing permissions and limitations.
//
// Code Modification History:
// ----------------------------------------------------------------------------------------------------
// 01/29/2019 - J. Ritchie Carroll
// Generated original version of source code.
//
//******************************************************************************************************
#pragma once
#include "CommonTypes.h"
namespace sttp
{
class Timer;
typedef SharedPtr<Timer> TimerPtr;
// Defines call back function signature that is executed when timer delay expires.
// The `timer` parameter will be `nullptr` if timer is not instantiated as shared_ptr.
typedef std::function<void(const TimerPtr& timer, void* userData)> TimerElapsedCallback;
class Timer final : public EnableSharedThisPtr<Timer> // NOLINT
{
private:
TimerPtr m_this;
ThreadPtr m_timerThread;
int32_t m_interval;
TimerElapsedCallback m_callback;
void* m_userData;
bool m_autoReset;
std::atomic_bool m_running;
void TimerThread();
public:
Timer();
explicit Timer(int32_t interval, TimerElapsedCallback callback, bool autoReset = false);
~Timer() noexcept;
bool IsRunning() const;
int32_t GetInterval() const;
void SetInterval(int32_t value);
TimerElapsedCallback GetCallback() const;
void SetCallback(TimerElapsedCallback value);
const void* GetUserData() const;
void SetUserData(void* value);
bool GetAutoReset() const;
void SetAutoReset(bool value);
void Start();
void Stop();
const static TimerPtr NullPtr;
};
}
// Setup standard hash code for TimerPtr
template<>
struct std::hash<sttp::TimerPtr>
{
size_t operator () (const sttp::TimerPtr& timer) const noexcept
{
return boost::hash<sttp::TimerPtr>()(timer);
}
};