rcpp_framework/core/loops/timer.cpp

70 lines
2.5 KiB
C++

// This file is originally from Trantor - Timer.cc
// Copyright (c) 2016-2021, Tao An. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of Tao An nor the names of other contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "timer.h"
#include "core/log/logger.h"
#include "core/loops/event_loop.h"
std::atomic<TimerId> Timer::timersCreated_ = ATOMIC_VAR_INIT(InvalidTimerId);
Timer::Timer(const TimerCallback &cb,
const TimePoint &when,
const TimeInterval &interval) :
callback_(cb),
when_(when),
interval_(interval),
repeat_(interval.count() > 0),
id_(++timersCreated_) {
}
Timer::Timer(TimerCallback &&cb,
const TimePoint &when,
const TimeInterval &interval) :
callback_(std::move(cb)),
when_(when),
interval_(interval),
repeat_(interval.count() > 0),
id_(++timersCreated_) {
// LOG_TRACE<<"Timer move contrustor";
}
void Timer::run() const {
callback_();
}
void Timer::restart(const TimePoint &now) {
if (repeat_) {
when_ = now + interval_;
} else
when_ = std::chrono::steady_clock::now();
}
bool Timer::operator<(const Timer &t) const {
return when_ < t.when_;
}
bool Timer::operator>(const Timer &t) const {
return when_ > t.when_;
}