javauis/amms_qt/mmacontrol/inc.emc/cammsemcreverbsourcecontrol.h
changeset 23 98ccebc37403
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javauis/amms_qt/mmacontrol/inc.emc/cammsemcreverbsourcecontrol.h	Fri May 14 15:47:24 2010 +0300
@@ -0,0 +1,119 @@
+/*
+* Copyright (c) 2005 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:  Manipulates the settings of an audio effect reverb source.
+*
+*/
+
+
+#ifndef CAMMSEMCREVERBSOURCECONTROL_H
+#define CAMMSEMCREVERBSOURCECONTROL_H
+
+//  INCLUDES
+#include <e32base.h>
+#include <RoomLevelControl.h>
+#include "cammsbasereverbsourcecontrol.h"
+#include <cmmaemcaudioplayer.h>
+// CONSTANTS
+_LIT(KAMMSEMCReverbSourceControl, "ReverbSourceControl");
+
+using multimedia::MRoomLevelControl;
+using multimedia::KRoomLevelEffectControl;
+
+// FORWARD DECLARATIONS
+class CAMMSBaseReverbControl;
+
+// CLASS DECLARATION
+
+/**
+*
+*  Controls for the Reverb Source effect.
+*  This class delegates Reverb Source effect method calls to CRoomLevel.
+*
+*
+*  @since 5.1
+*/
+NONSHARABLE_CLASS(CAMMSEMCReverbSourceControl): public CAMMSBaseReverbSourceControl  /*CAMMSControl*/
+{
+public:  // Constructors and destructor
+
+    /**
+    * Two-phased constructor.
+    * @param aPlayer Player that has this control.
+    * @param aReverbControl Reverb control belonging to aPlayer.
+    */
+    static CAMMSEMCReverbSourceControl* NewLC(CMMAPlayer* aPlayer,
+    CAMMSBaseReverbControl* aBaseReverbControl);
+
+    /**
+    * Destructor.
+    */
+    ~CAMMSEMCReverbSourceControl();
+
+public:  // New functions
+
+    /**
+    * Sets the object specific level for the reverberant sound.
+    * The default value is 0 meaning the natural room gain (set by
+    * ReverbControl's presets).
+    *
+    * @param aLevel The new level of the reverberation in millibels.
+    *
+    * @par Leaving:
+    * @li \c KErrArgument - \a aLevel is greater than 0
+    */
+    void SetRoomLevelL(TInt aLevel);
+
+public: // Functions from base classes
+
+    const TDesC& ClassName() const;
+
+    /**
+    * Prepares the Control.
+    */
+    void PrepareControlL();
+
+    /**
+    * Deallocates the Control.
+    */
+    void DeallocateControl();
+
+private:
+    /**
+    * C++ constructor.
+    * @param aPlayer Player that has this control.
+    * @param aReverbControl Reverb control belonging to aPlayer.
+    */
+    CAMMSEMCReverbSourceControl(CMMAPlayer* aPlayer,
+                                CAMMSBaseReverbControl* aReverbControl);
+
+private:  // Data
+
+    /** Reverb control belonging to the player */
+    CAMMSBaseReverbControl* iBaseReverbControl;
+
+private:
+
+    CMMAPlayer *iMMAPlayer;
+    /**
+    * EMC ReverbSource Control
+    */
+
+    CMultimediaFactory* iFactory;
+    MStreamControl* iStreamControl;
+    MRoomLevelControl* iRoomLevelControl;
+};
+
+#endif // CAMMSEMCREVERBSOURCECONTROL_H
+
+