khronosfws/openmax_al/src/mmf_adaptation/prefetchlevelupdatetimer.h
changeset 53 eabc8c503852
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/khronosfws/openmax_al/src/mmf_adaptation/prefetchlevelupdatetimer.h	Tue Sep 21 11:38:43 2010 -0500
@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+ * All rights reserved.
+ * This component and the accompanying materials are made available
+ * under the terms of "Eclipse Public License v1.0"
+ * which accompanies this distribution, and is available
+ * at the URL "http://www.eclipse.org/legal/epl-v10.html".
+ *
+ * Initial Contributors:
+ * Nokia Corporation - initial contribution.
+ *
+ * Contributors:
+ *
+ * Description: Handles marker timer implementation 
+ *
+ */
+
+#ifndef PREFETCHLEVELUPDATETIMER_H
+#define PREFETCHLEVELUPDATETIMER_H
+
+#include <e32base.h>
+#include "openmaxalwrapper.h"
+
+class CMdaAudioPlayerUtility;
+class CVideoPlayerUtility2;
+
+NONSHARABLE_CLASS(CPrefetchLevelUpdateTimer) : public CActive
+//class CPrefetchLevelUpdateTimer : public CActive
+    {
+public:
+    // Construct/destruct
+    static CPrefetchLevelUpdateTimer* NewL(	CMdaAudioPlayerUtility* aAudioPlayer,
+            								CVideoPlayerUtility2* aVideoPlayer);
+    virtual ~CPrefetchLevelUpdateTimer();
+
+public:
+    void SetContext(TAny* aCtx);
+    void SetPrefetchLevelUpdatePeriod(XAmillisecond aPos);
+	void SetUpdateIncrement(XApermille inc);
+    void SetCallbackEventMask(XAuint32 aMask);
+    void RegisterCallback(xaPrefetchCallback aCallback);
+    void Start();
+    void Stop();
+
+	TInt GetLoadingProgress(TInt&);
+
+    void UseAudioPlayer();
+    void UseVideoPlayer();
+    void ResetPlayer();
+protected:
+    // From CActive
+    void RunL();
+    void DoCancel();
+    TInt RunError(TInt aError);
+
+private:
+    CPrefetchLevelUpdateTimer(	CMdaAudioPlayerUtility* aAudioPlayer,
+            					CVideoPlayerUtility2* aVideoPlayer);
+    void ConstructL();
+
+	void SendFillLevelChangeEvent();
+
+private:
+    RTimer iTimer; // Has
+    TAny* iCtx;
+    XAuint32 iCallbackEventMask;
+    xaPrefetchCallback iCallback;
+    TTimeIntervalMicroSeconds32 iUpdatePeriod;
+
+    CBase* iPlayerToUse;
+    CMdaAudioPlayerUtility* iAudioPlayer;
+    CVideoPlayerUtility2* iVideoPlayer;
+
+	TInt iNotifyIncrement;
+	TInt iLastIncrement;
+};
+
+#endif /* PREFETCHLEVELUPDATETIMER_H */