GEEKING

GameChat/Utils/Clock.h

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+//// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
+//// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
+//// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
+//// PARTICULAR PURPOSE.
+////
+//// Copyright (c) Microsoft Corporation. All rights reserved
+#pragma once
+
+#if TV_API
+
+namespace Microsoft {
+namespace Xbox {
+namespace GameChat {
+
+class Clock
+{
+public:
+    Clock();
+
+    void Initialize( UINT uPeriodMS );
+
+    void SetInterval( UINT uPeriodMS );
+
+    void SleepUntilNextHeartbeat();
+
+    DWORD WaitForEventsOrHeartbeat(HANDLE hObject, HANDLE hObject2);
+
+private:
+    static const UINT c_uOneSecondInMS = 1000;
+    
+    UINT m_heartbeats;
+    LARGE_INTEGER m_timerFrequency;
+    LARGE_INTEGER m_timerStart;
+    LARGE_INTEGER m_countPerPeriod;
+    LARGE_INTEGER GetNextHeartbeat();
+};
+
+}}}
+
+#endif