Pulse.h

/*
 * Copyright (c) 2015 Pavel Vainerman.
 *
 * This program 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, version 2.1.
 *
 * This program 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 Lesser Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
// --------------------------------------------------------------------------
#ifndef Pulse_H_
#define Pulse_H_
// --------------------------------------------------------------------------
#include <iostream>
#include <algorithm>
#include "PassiveTimer.h"
// --------------------------------------------------------------------------
namespace uniset
{
class Pulse
{
    public:
        Pulse() noexcept {}
        ~Pulse() noexcept {}

        // t1_msec - интервал "вкл"
        // t0_msec - интерфал "откл"
        inline void run( timeout_t _t1_msec, timeout_t _t0_msec ) noexcept
        {
            t1_msec = _t1_msec;
            t0_msec = _t0_msec;
            t1.setTiming(t1_msec);
            t0.setTiming(t0_msec);
            set(true);
        }

        inline void set_next( timeout_t _t1_msec, timeout_t _t0_msec ) noexcept
        {
            t1_msec = _t1_msec;
            t0_msec = _t0_msec;
        }

        inline void reset() noexcept
        {
            set(true);
        }

        inline bool step() noexcept
        {
            if( !isOn )
            {
                ostate = false;
                return false;
            }

            if( ostate && t1.checkTime() )
            {
                ostate = false;
                t0.setTiming(t0_msec);
            }

            if( !ostate && t0.checkTime() )
            {
                ostate = true;
                t1.setTiming(t1_msec);
            }

            return ostate;
        }

        inline bool out() noexcept
        {
            return step(); // ostate;
        }

        inline void set( bool state ) noexcept
        {
            isOn = state;

            if( !isOn )
                ostate = false;
            else
            {
                t1.reset();
                t0.reset();
                ostate     = true;
            }
        }

        friend std::ostream& operator<<(std::ostream& os, Pulse& p )
        {
            return os << " idOn=" << p.isOn
                   << " t1=" << p.t1.getInterval()
                   << " t0=" << p.t0.getInterval()
                   << " out=" << p.out();
        }

        friend std::ostream& operator<<(std::ostream& os, Pulse* p )
        {
            return os << (*p);
        }

        inline timeout_t getT1() const noexcept
        {
            return t1_msec;
        }
        inline timeout_t getT0() const noexcept
        {
            return t0_msec;
        }

    protected:
        PassiveTimer t1;    // таймер "1"
        PassiveTimer t0;    // таймер "0"
        PassiveTimer tCorr;    // корректирующий таймер
        bool ostate = { false };
        bool isOn = { false };
        timeout_t t1_msec = { 0 };
        timeout_t t0_msec = { 0 };

};
// -------------------------------------------------------------------------
} // end of uniset namespace
// --------------------------------------------------------------------------
#endif
// --------------------------------------------------------------------------