tdlight/tdutils/td/utils/Timer.h
2022-01-01 03:35:39 +03:00

50 lines
1.1 KiB
C++

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2022
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#pragma once
#include "td/utils/StringBuilder.h"
namespace td {
class Timer {
public:
Timer() : Timer(false) {
}
explicit Timer(bool is_paused);
double elapsed() const;
void pause();
void resume();
private:
friend StringBuilder &operator<<(StringBuilder &string_builder, const Timer &timer);
double elapsed_{0};
double start_time_{0};
bool is_paused_{true};
};
class PerfWarningTimer {
public:
explicit PerfWarningTimer(string name, double max_duration = 0.1);
PerfWarningTimer(const PerfWarningTimer &) = delete;
PerfWarningTimer &operator=(const PerfWarningTimer &) = delete;
PerfWarningTimer(PerfWarningTimer &&other) noexcept;
PerfWarningTimer &operator=(PerfWarningTimer &&) = delete;
~PerfWarningTimer();
void reset();
private:
string name_;
double start_at_{0};
double max_duration_{0};
};
} // namespace td