Quelle timer.h Sprache: C

/*
* Copyright 2017, The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

#pragma once

#include <stdint.h>

// Return the current timestamp from a monotonic clock in milliseconds.
uint64_t now();

class Timer {
  public:
    // Create a timer, initially the timer is already expired.
    Timer();

    // Set the timer to expire in |seconds| seconds.
    void expireSeconds(uint64_t seconds);

    // Return true if the timer has expired.
    bool expired() const;
    // Get the remaining time on the timer in milliseconds.
    uint64_t remainingMillis() const;

  private:
    uint64_t mExpires;
};

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