profilesservices/RingingTone3DPlugin/inc/C3DAudioPattern.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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/*
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* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Handles accessing 3D motion pattern data.
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*
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*/
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#ifndef C3DAUDIOPATTERN_H
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#define C3DAUDIOPATTERN_H
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//  INCLUDES
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#include <e32base.h>	// CBase
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// FORWARD DECLARATIONS
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class RReadStream;
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class RWriteStream;
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// DATA TYPES
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// Struct representing position in three dimensional space.
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struct T3DPosition 
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    {
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    // X-coordinate
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    TInt iX;
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    // Y-coordinate
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    TInt iY;
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    // Z-coordinate
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    TInt iZ;
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    };
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// Struct representing velocity.
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struct T3DVelocity
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	{
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	// Boolean indicating is scalar velocity in use
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	TBool iScalar;
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	// Scalar velocity
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	TInt iScalarVelocity;
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	// Velocity along x-axis.
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	TInt iXVector;
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	// Velocity along y-axis.
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	TInt iYVector;
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	// Velocity along z-axis.
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	TInt iZVector;
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	};
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// Struct representing update in motion pattern.
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struct T3DScriptUpdate
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	{
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	// Position of the trajectory.
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	T3DPosition iPosition;
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	// Velocity 
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	T3DVelocity iVelocity;
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	// Time the pattern stays in this position.
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	TInt iDTime;
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	};
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// Struct representing loop in pattern.
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struct T3DLoop
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	{
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	// Position where to start the loop.
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	TInt iLoopStart;
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	// Position where to end the loop.
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	TInt iLoopEnd;
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	// How many times the loop is to be gone through.
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	TInt iCount;
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	};
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// CLASS DECLARATION
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/**
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* Handles accessing 3D motion pattern data.
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*
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* @lib RingingTone3DPlugin.dll 
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* @since 5.0
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*/
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NONSHARABLE_CLASS (C3DAudioPattern): public CBase
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    {
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    public:  // Constructors and destructor
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       /**
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        * Two-phased constructor. 
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        */
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        static C3DAudioPattern* NewL();
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       /**
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        * Two-phased constructor.
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        */
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        static C3DAudioPattern* NewLC();
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       /**
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        * Two-phased constructor.
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        * @param aStream Stream used to internalise the pattern.
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        */
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        static C3DAudioPattern* NewL( RReadStream& aStream );
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       /**
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        * Two-phased constructor.
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        * @param aStream Stream used to internalise the pattern.
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        */
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        static C3DAudioPattern* NewLC( RReadStream& aStream );
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       /**
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		* Destructor
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		*/
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        virtual ~C3DAudioPattern();
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    private:
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    	/**
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        * C++ default constructor.
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        */
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        C3DAudioPattern();
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    private:
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	   /**
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        * Internalizes the pattern from readstream.
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        * @param aStream Readstream from which to internalize the pattern.
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        */
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        void InternalizeL( RReadStream& aStream );
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    public:
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       /**
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        * Externalizes the pattern.
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        * @param aStream Writestream to externalize the pattern to.
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        */
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	   	void ExternalizeL( RWriteStream& aStream ) const;
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	   /**
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        * Sets the name of the pattern.
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        * @param aName Descriptor containing the name of the pattern.
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        */	   	    
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	   	void SetNameL( const TDesC8& aName );
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	   /**
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        * Getter for name of the pattern.
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        * @return Descriptor containing name of the pattern.
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        */			
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	    const TDesC8& Name();
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	   /**
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        * Sets the doppler of the pattern.
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        * @param aDoppler Boolean whether doppler is available or not.
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        */	   	    
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	   	void SetDoppler( const TBool aDoppler );
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	   /**
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        * Queries if doppler-effect is available in the pattern.
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        * @return Boolean indicating whether doppler is available.
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        */
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	   	TBool DopplerAvailable() const;
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	   /**
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        * Sets the reververation of pattern.
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        * @param aReverb Index of reverberation used with CEnvironmentalReverbUtility.
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        */	   	    
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	   	void SetReverb( const TUint aReverb );
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	   /**
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        * Queries reverberation preset of the pattern.
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        * @return Reverberation preset used in pattern.
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        */
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	   	TInt Reverb() const;
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	   /**
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        * Adds a new update to script.
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        * @param aUpdate Update to add to the script.
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        */
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		void AddUpdateL( T3DScriptUpdate& aUpdate );
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	   /**
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        * Used to indicate a start of a loop in pattern.
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        * @param aCount Amount of times the loop takes place.
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        */
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		void StartLoopL( TUint& aCount );
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	   /**
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        * Used to indicate end of a loop in pattern.
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        */
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		void EndLoop();
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	   /**
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        * Getter for script containg motion pattern.
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        * @return Array containing timeframes of pattern.
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        */
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		RArray< T3DScriptUpdate > Script();
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   201
	   
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    private:	// Data
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    	// Name of the pattern.
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        HBufC8* iName;
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        // Initial status of doppler-effect.
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        TBool iInitialDoppler;
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        // Initial reverb preset.
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        TUint iInitialReverb;
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        // Array containing indexes of open loops.
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        RArray< TInt > iOpenLoops;
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        // Array containing loops in the pattern.
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        RArray< T3DLoop > iLoops;
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        // Array containing the whole pattern as timeframes.
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        RArray< T3DScriptUpdate > iScript;
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    };
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#endif // C3DAUDIOPATTERN_H
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// End of File