1a25cbdad6
Merge from Widevine repo of http://go/wvgerrit/47860 This CL updates the copyright notice to indicate that files shared with partners are shared under the Widevine Master License Agreement. bug: 77926774 test: comment change only Change-Id: I0423668111578b80fb39a932d763df2827e2dfc3
54 lines
1.2 KiB
C++
54 lines
1.2 KiB
C++
// Copyright 2018 Google LLC. All Rights Reserved. This file and proprietary
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// source code may only be used and distributed under the Widevine Master
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// License Agreement.
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//
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// Timer - Platform independent interface for a Timer class
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//
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#ifndef CDM_BASE_TIMER_H_
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#define CDM_BASE_TIMER_H_
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#include "wv_cdm_types.h"
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namespace wvcdm {
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// Timer Handler class.
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//
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// Derive from this class if you wish to receive events when the timer
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// expires. Provide the handler when setting up a new Timer.
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class TimerHandler {
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public:
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TimerHandler() {};
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virtual ~TimerHandler() {};
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virtual void OnTimerEvent() = 0;
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};
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// Timer class. The implementation is platform dependent.
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//
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// This class provides a simple recurring timer API. The class receiving
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// timer expiry events should derive from TimerHandler.
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// Specify the receiver class and the periodicty of timer events when
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// the timer is initiated by calling Start.
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class Timer {
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public:
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class Impl;
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Timer();
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~Timer();
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bool Start(TimerHandler *handler, uint32_t time_in_secs);
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void Stop();
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bool IsRunning();
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private:
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Impl *impl_;
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CORE_DISALLOW_COPY_AND_ASSIGN(Timer);
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};
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} // namespace wvcdm
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#endif // CDM_BASE_TIMER_H_
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