2 * Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
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11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
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29 #include "platform/PlatformExport.h"
30 #include "wtf/FastAllocBase.h"
31 #include "wtf/Noncopyable.h"
35 // Each thread has its own single instance of shared timer, which implements this interface.
36 // This instance is shared by all timers in the thread.
37 // Not intended to be used directly; use the Timer class instead.
38 class PLATFORM_EXPORT SharedTimer {
39 WTF_MAKE_NONCOPYABLE(SharedTimer); WTF_MAKE_FAST_ALLOCATED;
42 virtual ~SharedTimer() {}
43 virtual void setFiredFunction(void (*)()) = 0;
45 // The fire interval is in seconds relative to the current monotonic clock time.
46 virtual void setFireInterval(double) = 0;
47 virtual void stop() = 0;
51 PLATFORM_EXPORT void setSharedTimerFiredFunction(void (*)());
52 PLATFORM_EXPORT void setSharedTimerFireInterval(double);
53 PLATFORM_EXPORT void stopSharedTimer();
55 class PLATFORM_EXPORT MainThreadSharedTimer : public SharedTimer {
57 virtual void setFiredFunction(void (*function)()) OVERRIDE
59 setSharedTimerFiredFunction(function);
62 virtual void setFireInterval(double interval) OVERRIDE
64 setSharedTimerFireInterval(interval);
67 virtual void stop() OVERRIDE
75 #endif // SharedTimer_h