// Copyright      2020  Xiaomi Corporation (authors: Haowen Qiu)
//                      Mobvoi Inc.        (authors: Fangjun Kuang)
// Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
//
// 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 <memory>

namespace ppspeech {

struct TimerImpl;

class Timer {
    public:
        Timer();
        ~Timer();

        void Reset() const;

        // time in seconds
        double Elapsed() const;

    private:
        std::unique_ptr<TimerImpl> impl_;
};

} //namespace ppspeech