source: trunk/src/quartz/sysclock.h@ 6710

#ifndef WINE_DSHOW_SYSCLOCK_H
#define WINE_DSHOW_SYSCLOCK_H

/*
                implements CLSID_SystemClock.

        - At least, the following interfaces should be implemented:

        IUnknown
                + IReferenceClock

*/

#include "iunk.h"

typedef struct SC_IReferenceClockImpl
{
        ICOM_VFIELD(IReferenceClock);
} SC_IReferenceClockImpl;


/* implementation limit */
#define WINE_QUARTZ_SYSCLOCK_TIMER_MAX  64

typedef struct QUARTZ_TimerEntry
{
        DWORD                   dwAdvCookie;
        BOOL                    fPeriodic;
        HANDLE                  hEvent;
        REFERENCE_TIME  rtStart;
        REFERENCE_TIME  rtInterval;
} QUARTZ_TimerEntry;

typedef struct CSystemClock
{
        QUARTZ_IUnkImpl unk;
        SC_IReferenceClockImpl  refclk;

        /* IReferenceClock fields. */
        CRITICAL_SECTION        m_csClock;
        DWORD   m_dwTimeLast;
        REFERENCE_TIME  m_rtLast;
        HANDLE  m_hThreadTimer;
        HANDLE  m_hEventInit;
        DWORD   m_idThreadTimer;

        DWORD                   m_dwAdvCookieNext;
        QUARTZ_TimerEntry       m_timerEntries[WINE_QUARTZ_SYSCLOCK_TIMER_MAX];
} CSystemClock;

#define CSystemClock_THIS(iface,member)         CSystemClock*   This = ((CSystemClock*)(((char*)iface)-offsetof(CSystemClock,member)))

HRESULT QUARTZ_CreateSystemClock(IUnknown* punkOuter,void** ppobj);

HRESULT CSystemClock_InitIReferenceClock( CSystemClock* psc );
void CSystemClock_UninitIReferenceClock( CSystemClock* psc );


#endif  /* WINE_DSHOW_SYSCLOCK_H */