sl@0: /*
sl@0: * Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies). 
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description:   Implementation of the Source Doppler Proxy class
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: 
sl@0: 
sl@0: // INCLUDE FILES
sl@0: 
sl@0: #ifdef _DEBUG
sl@0: #include <e32svr.h>
sl@0: #endif
sl@0: 
sl@0: #include "SourceDopplerProxy.h"
sl@0: #include "SourceDopplerEventObserver.h"
sl@0: #include <CustomInterfaceUtility.h>
sl@0: 
sl@0: 
sl@0: // ============================ MEMBER FUNCTIONS ===============================
sl@0: 
sl@0: // -----------------------------------------------------------------------------
sl@0: // CSourceDopplerProxy::CSourceDopplerProxy
sl@0: // C++ default constructor can NOT contain any code, that
sl@0: // might leave.
sl@0: // -----------------------------------------------------------------------------
sl@0: //
sl@0: CSourceDopplerProxy::CSourceDopplerProxy(
sl@0: 	TMMFMessageDestinationPckg aMessageHandler,
sl@0: 	MCustomCommand& aCustomCommand,
sl@0: 	CCustomInterfaceUtility* aCustomInterfaceUtility )
sl@0: 	: 	iCustomCommand(&aCustomCommand),
sl@0: 		iMessageHandler(aMessageHandler),
sl@0: 		iCustomInterfaceUtility(aCustomInterfaceUtility)
sl@0: 
sl@0:     {
sl@0:     }
sl@0: 
sl@0: // Destructor
sl@0: CSourceDopplerProxy::~CSourceDopplerProxy()
sl@0:     {
sl@0:     // Remove the custom interface message handler before we destroy the proxy.
sl@0:     if(iCustomInterfaceUtility)
sl@0:         iCustomInterfaceUtility->RemoveCustomInterface(iMessageHandler);
sl@0: 	delete iDopplerEventObserver;
sl@0: 	delete iCustomInterfaceUtility;
sl@0: 	}
sl@0: 
sl@0: // -----------------------------------------------------------------------------
sl@0: // CSourceDopplerProxy::NewL
sl@0: // Static function for creating an instance of the SourceDoppler object.
sl@0: // -----------------------------------------------------------------------------
sl@0: //
sl@0: EXPORT_C CSourceDopplerProxy* CSourceDopplerProxy::NewL(
sl@0: 	TMMFMessageDestinationPckg aMessageHandler,
sl@0:     MCustomCommand& aCustomCommand,
sl@0:     CCustomInterfaceUtility* aCustomInterfaceUtility )
sl@0:     {
sl@0:     CSourceDopplerProxy* self = new (ELeave) CSourceDopplerProxy(aMessageHandler, aCustomCommand, aCustomInterfaceUtility);
sl@0:     CleanupStack::PushL(self);
sl@0:     self->ConstructL();
sl@0:     CleanupStack::Pop(self);
sl@0:     return self;
sl@0: 	}
sl@0: 
sl@0: // -----------------------------------------------------------------------------
sl@0: // CSourceDopplerProxy::ConstructL
sl@0: // -----------------------------------------------------------------------------
sl@0: //
sl@0: void CSourceDopplerProxy::ConstructL()
sl@0:     {
sl@0:     iDopplerEventObserver = CSourceDopplerEventObserver::NewL(iMessageHandler, *iCustomCommand, *this);
sl@0:     StartObserver();
sl@0: 
sl@0:     TEfDopplerDataPckg dataPckgFrom;
sl@0:     // sends a message to fetch initial data.
sl@0: 	iCustomCommand->CustomCommandSync(iMessageHandler, (TInt)ESourceDopplerOfInitialize, KNullDesC8, KNullDesC8, dataPckgFrom);
sl@0: 	SetEffectData(dataPckgFrom);
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // -----------------------------------------------------------------------------
sl@0: // CSourceDopplerProxy::ApplyL
sl@0: // Apply the SourceDoppler settings.
sl@0: // -----------------------------------------------------------------------------
sl@0: //
sl@0: EXPORT_C void CSourceDopplerProxy::ApplyL()
sl@0: 	{
sl@0: #ifdef _DEBUG
sl@0:     RDebug::Print(_L("CSourceDopplerProxy::Apply"));
sl@0: #endif
sl@0: 
sl@0: 	if (iHaveUpdateRights )
sl@0: 		{
sl@0: 		iDopplerData.iEnabled = iEnabled;
sl@0: 		iDopplerData.iEnforced = iEnforced;
sl@0: 		iDopplerData.iHaveUpdateRights = iHaveUpdateRights;
sl@0: 
sl@0: 		iCustomCommand->CustomCommandSync(iMessageHandler, (TInt)ESourceDopplerOfApply, DoEffectData(), KNullDesC8);
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		User::Leave(KErrAccessDenied);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: // -----------------------------------------------------------------------------
sl@0: // CSourceDopplerProxy::StartObserver
sl@0: // Starts the event observer. The event observer monitors asynchronous events
sl@0: // from the message handler.
sl@0: // -----------------------------------------------------------------------------
sl@0: //
sl@0: void CSourceDopplerProxy::StartObserver()
sl@0: 	{
sl@0: #ifdef _DEBUG
sl@0:     RDebug::Print(_L("CSourceDopplerProxy::StartObserver"));
sl@0: #endif
sl@0: 
sl@0: 	iDopplerEventObserver->Start();
sl@0: 	}
sl@0: 
sl@0: // -----------------------------------------------------------------------------
sl@0: // CSourceDopplerProxy::DopplerEvent
sl@0: // Checks which data member has changed and notify the observers.
sl@0: // -----------------------------------------------------------------------------
sl@0: //
sl@0: void CSourceDopplerProxy::SourceDopplerEvent(
sl@0: 	const TDesC8& aBuffer )
sl@0: 	{
sl@0: #ifdef _DEBUG
sl@0:     RDebug::Print(_L("CSourceDopplerProxy::SourceDopplerEvent"));
sl@0: #endif
sl@0: 
sl@0: 	TEfDopplerDataPckg dataPckgFrom;
sl@0: 	dataPckgFrom.Copy(aBuffer);
sl@0: 	TEfDoppler newDopplerData = dataPckgFrom();
sl@0: 
sl@0: 	TUint8 event = 0;
sl@0: 
sl@0: 	if ( newDopplerData.iEnabled != iDopplerData.iEnabled )
sl@0: 		{
sl@0: 		iDopplerData.iEnabled = newDopplerData.iEnabled;
sl@0: 		iEnabled = newDopplerData.iEnabled;
sl@0: 		if ( iDopplerData.iEnabled )
sl@0: 			{
sl@0: 			event = MAudioEffectObserver::KEnabled;
sl@0: 			}
sl@0: 		else
sl@0: 			{
sl@0: 			event = MAudioEffectObserver::KDisabled;
sl@0: 			}
sl@0: 		}
sl@0: 	else if ( newDopplerData.iEnforced != iDopplerData.iEnforced )
sl@0: 		{
sl@0: 		iDopplerData.iEnforced = newDopplerData.iEnforced;
sl@0: 		iEnforced = newDopplerData.iEnforced;
sl@0: 		if ( iDopplerData.iEnforced )
sl@0: 			{
sl@0: 			event = MAudioEffectObserver::KEnforced;
sl@0: 			}
sl@0: 		else
sl@0: 			{
sl@0: 			event = MAudioEffectObserver::KNotEnforced;
sl@0: 			}
sl@0: 		}
sl@0: 	else if ( newDopplerData.iHaveUpdateRights != iDopplerData.iHaveUpdateRights )
sl@0: 		{
sl@0: 		iDopplerData.iHaveUpdateRights = newDopplerData.iHaveUpdateRights;
sl@0: 		iHaveUpdateRights = newDopplerData.iHaveUpdateRights;
sl@0: 		if ( iDopplerData.iHaveUpdateRights )
sl@0: 			{
sl@0: 			event = MAudioEffectObserver::KGainedUpdateRights;
sl@0: 			}
sl@0: 		else
sl@0: 			{
sl@0: 			event = MAudioEffectObserver::KLostUpdateRights;
sl@0: 			}
sl@0: 		}
sl@0: 
sl@0: 		else if ( newDopplerData.iVelocityX != iDopplerData.iVelocityX )
sl@0: 			{
sl@0: 			iDopplerData.iVelocityX = newDopplerData.iVelocityX;
sl@0: 			event = MSourceDopplerObserver::KCartesianVelocityChanged;
sl@0: 			}
sl@0: 		else if ( newDopplerData.iVelocityY != iDopplerData.iVelocityY )
sl@0: 			{
sl@0: 			iDopplerData.iVelocityY = newDopplerData.iVelocityY;
sl@0: 			event = MSourceDopplerObserver::KCartesianVelocityChanged;
sl@0: 			}
sl@0: 		else if ( newDopplerData.iVelocityZ != iDopplerData.iVelocityZ )
sl@0: 			{
sl@0: 			iDopplerData.iVelocityZ = newDopplerData.iVelocityZ;
sl@0: 			event = MSourceDopplerObserver::KCartesianVelocityChanged;
sl@0: 			}
sl@0: 		else if ( newDopplerData.iAzimuth != iDopplerData.iAzimuth )
sl@0: 			{
sl@0: 			iDopplerData.iAzimuth = newDopplerData.iAzimuth;
sl@0: 			event = MSourceDopplerObserver::KSphericalVelocityChanged;
sl@0: 			}
sl@0: 		else if ( newDopplerData.iElevation != iDopplerData.iElevation )
sl@0: 			{
sl@0: 			iDopplerData.iElevation = newDopplerData.iElevation;
sl@0: 			event = MSourceDopplerObserver::KSphericalVelocityChanged;
sl@0: 			}
sl@0: 		else if ( newDopplerData.iRadius != iDopplerData.iRadius )
sl@0: 			{
sl@0: 			iDopplerData.iRadius = newDopplerData.iRadius;
sl@0: 			event = MSourceDopplerObserver::KSphericalVelocityChanged;
sl@0: 			}
sl@0: 		else if ( newDopplerData.iFactor != iDopplerData.iFactor )
sl@0: 			{
sl@0: 			iDopplerData.iFactor = newDopplerData.iFactor;
sl@0: 			event = MSourceDopplerObserver::KFactorChanged;
sl@0: 			}
sl@0: 		else if ( newDopplerData.iMaxFactor != iDopplerData.iMaxFactor )
sl@0: 			{
sl@0: 			iDopplerData.iMaxFactor = newDopplerData.iMaxFactor;
sl@0: 			event = MSourceDopplerObserver::KMaxFactorChanged;
sl@0: 			}
sl@0: 
sl@0: 
sl@0: 	if (!event)
sl@0: 		return;
sl@0: 
sl@0: 	for ( TInt i = 0; i < iObservers.Count(); i++ )
sl@0: 		{
sl@0: 		iObservers[i]->EffectChanged(this, event);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: 
sl@0: // ========================== OTHER EXPORTED FUNCTIONS =========================
sl@0: 
sl@0: // End of File
sl@0: