80 lines
2.1 KiB
C++
80 lines
2.1 KiB
C++
/***********************************************************************
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* AUTHOR: Marcus Overhagen
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* FILE: TimedEventQueuePrivate.cpp
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* DESCR: implements _event_queue_imp used by BTimedEventQueue,
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* not thread save!
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***********************************************************************/
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#ifndef _TIMED_EVENT_QUEUE_PRIVATE_H
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#define _TIMED_EVENT_QUEUE_PRIVATE_H
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#include <MediaDefs.h>
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#include <Locker.h>
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#include "MediaDebug.h"
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struct _event_queue_imp
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{
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_event_queue_imp();
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~_event_queue_imp();
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status_t AddEvent(const media_timed_event &event);
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status_t RemoveEvent(const media_timed_event *event);
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status_t RemoveFirstEvent(media_timed_event * outEvent);
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bool HasEvents() const;
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int32 EventCount() const;
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const media_timed_event * FirstEvent() const;
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bigtime_t FirstEventTime() const;
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const media_timed_event * LastEvent() const;
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bigtime_t LastEventTime() const;
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const media_timed_event * FindFirstMatch(
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bigtime_t eventTime,
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BTimedEventQueue::time_direction direction,
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bool inclusive,
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int32 eventType);
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status_t DoForEach(
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BTimedEventQueue::for_each_hook hook,
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void *context,
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bigtime_t eventTime,
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BTimedEventQueue::time_direction direction,
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bool inclusive,
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int32 eventType);
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void SetCleanupHook(BTimedEventQueue::cleanup_hook hook, void *context);
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status_t FlushEvents(
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bigtime_t eventTime,
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BTimedEventQueue::time_direction direction,
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bool inclusive,
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int32 eventType);
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#if DEBUG > 1
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void Dump() const;
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#endif
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private:
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struct event_queue_entry
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{
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struct event_queue_entry *prev;
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struct event_queue_entry *next;
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media_timed_event event;
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};
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void RemoveEntry(event_queue_entry *entry);
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void CleanupEvent(media_timed_event *event);
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event_queue_entry *GetEnd_BeforeTime(bigtime_t eventTime, bool inclusive);
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event_queue_entry *GetStart_AfterTime(bigtime_t eventTime, bool inclusive);
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BLocker * fLock;
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int32 fEventCount;
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event_queue_entry *fFirstEntry;
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event_queue_entry *fLastEntry;
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void * fCleanupHookContext;
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BTimedEventQueue::cleanup_hook fCleanupHook;
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};
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#endif //_TIMED_EVENT_QUEUE_PRIVATE_H
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