javauis/mmapi_akn/audiostreaming/inc/cmmaaudiostreamratecontrol.h
branchRCL_3
changeset 19 04becd199f91
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javauis/mmapi_akn/audiostreaming/inc/cmmaaudiostreamratecontrol.h	Tue Apr 27 16:30:29 2010 +0300
@@ -0,0 +1,84 @@
+/*
+* Copyright (c) 2002 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:  This class implements RateControl for HTTP stream audio player.
+*
+*/
+
+
+#ifndef CMMAAUDIOSTREAMRATECONTROL_H
+#define CMMAAUDIOSTREAMRATECONTROL_H
+
+//  INTERNAL INCLUDES
+#include "cmmaratecontrol.h" // base class
+#include "cmmaaudiostreamplayer.h"
+
+//  CLASS DECLARATION
+/**
+*   This class implements RateControl for http stream audio player.
+*
+*/
+NONSHARABLE_CLASS(CMMAAudioStreamRateControl): public CMMARateControl,
+        public MMMAPlayerStateListener
+{
+public:
+
+    static CMMAAudioStreamRateControl* NewL(
+        CMMAAudioStreamPlayer* aPlayer);
+
+    /**
+     * Destructor.
+     */
+    ~CMMAAudioStreamRateControl();
+
+protected:
+
+    /**
+     * Constructor.
+     */
+    CMMAAudioStreamRateControl(CMMAAudioStreamPlayer* aPlayer);
+
+    void ConstructL();
+
+public: // from MMMAPlayerStateListener
+    virtual void StateChanged(TInt aState);
+
+public: // New methods
+    /**
+     * @param aRate Rate to set in "milli-percentage"..
+     * @return Actual rate set.
+     */
+    virtual TInt SetRateL(TInt aRate);
+
+    /**
+     * @return The current playback rate in "milli-percentage".
+     */
+    virtual TInt RateL();
+
+
+private: // Member data
+
+    /**
+     * Used to obtain RMMFController reference to stop/start
+     * playback.
+     */
+    CMMAAudioStreamPlayer* iPlayer;
+
+    /**
+     * Hold current rate value.
+     */
+    TInt iCurrentRate;
+
+};
+
+#endif // CMMAAUDIOSTREAMRATECONTROL_H