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76 lines
2.7 KiB
C++
76 lines
2.7 KiB
C++
/*
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* Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef SKY_ENGINE_PLATFORM_SHAREDTIMER_H_
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#define SKY_ENGINE_PLATFORM_SHAREDTIMER_H_
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#include "sky/engine/platform/PlatformExport.h"
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#include "sky/engine/wtf/FastAllocBase.h"
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#include "sky/engine/wtf/Noncopyable.h"
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namespace blink {
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// Each thread has its own single instance of shared timer, which implements this interface.
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// This instance is shared by all timers in the thread.
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// Not intended to be used directly; use the Timer class instead.
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class PLATFORM_EXPORT SharedTimer {
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WTF_MAKE_NONCOPYABLE(SharedTimer); WTF_MAKE_FAST_ALLOCATED;
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public:
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SharedTimer() { }
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virtual ~SharedTimer() {}
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virtual void setFiredFunction(void (*)()) = 0;
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// The fire interval is in seconds relative to the current monotonic clock time.
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virtual void setFireInterval(double) = 0;
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virtual void stop() = 0;
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};
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PLATFORM_EXPORT void setSharedTimerFiredFunction(void (*)());
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PLATFORM_EXPORT void setSharedTimerFireInterval(double);
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PLATFORM_EXPORT void stopSharedTimer();
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class PLATFORM_EXPORT MainThreadSharedTimer : public SharedTimer {
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public:
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virtual void setFiredFunction(void (*function)()) override
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{
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setSharedTimerFiredFunction(function);
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}
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virtual void setFireInterval(double interval) override
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{
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setSharedTimerFireInterval(interval);
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}
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virtual void stop() override
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{
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stopSharedTimer();
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}
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};
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} // namespace blink
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#endif // SKY_ENGINE_PLATFORM_SHAREDTIMER_H_
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