inditimer.h

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/*
    Copyright (C) 2021 by Pawel Soja <[email protected]>
 
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.
 
    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/
 
#pragma once
 
#include "indimacros.h"
#include <memory>
#include <functional>
 
namespace INDI
{
 
class TimerPrivate;
class Timer
{
        DECLARE_PRIVATE(Timer)
 
    public:
        Timer();
        virtual ~Timer();
 
    public:
        void start();
 
        void start(int msec);
 
        void stop();
 
    public:
        void callOnTimeout(const std::function<void()> &callback);
 
    public:
        void setInterval(int msec);
 
        void setSingleShot(bool singleShot);
 
    public:
        bool isActive() const;
 
        bool isSingleShot() const;
 
        int remainingTime() const;
 
        int interval() const;
 
    public:
        static void singleShot(int msec, const std::function<void()> &callback);
 
    public:
        virtual void timeout();
 
    protected:
        std::unique_ptr<TimerPrivate> d_ptr;
        Timer(TimerPrivate &dd);
};
 
}