mmsharing/mmshengine/src/musengorientationhandler.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Wed, 09 Jun 2010 09:37:52 +0300
branchRCL_3
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permissions -rw-r--r--
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/*
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* Copyright (c) 2005-2006 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:
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*
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*/
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// USER
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#include "musengorientationhandler.h"
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#include "muslogger.h"
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#include "musenglivesession.h"
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#include "musenglivesessionobserver.h"
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// SYSTEM
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const TInt KMusEngDelayedResume = 300000; // 300 ms
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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CMusEngOrientationHandler* CMusEngOrientationHandler::NewL( 
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    CMusEngLiveSession& aSession, MMusEngLiveSessionObserver& aSessionObserver )
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    {
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    CMusEngOrientationHandler* self = 
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        new (ELeave) CMusEngOrientationHandler( aSession, aSessionObserver );
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    CleanupStack::Pop( self);
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    return self;
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    }
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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CMusEngOrientationHandler::~CMusEngOrientationHandler()
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    {
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    MUS_LOG( "mus: [ENGINE]     CMusEngOrientationHandler::~CMusEngOrientationHandler()" )
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    }
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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void CMusEngOrientationHandler::RefreshOrientationL()
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    {
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    MUS_LOG( "mus: [ENGINE]  -> CMusEngOrientationHandler::RefreshOrientationL()" )
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    if ( !IsActive() )
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        {
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        TBool refreshBeginStateCamera = iSession.IsPlayingL();
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        TBool refreshBeginStateDisplay = iSession.IsDisplayEnabledL();
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        if ( refreshBeginStateCamera )
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             {
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             MUS_LOG( "mus: [MUSENG]  -> Playing, pause/stop to restart camera" );
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             iSession.PauseL();
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             } 
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        if ( refreshBeginStateDisplay )
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             {
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             MUS_LOG( "mus: [MUSENG]  -> display is enabled, disable/enable it");
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             iSession.EnableDisplayL(EFalse);
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             }
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        iRefreshBeginStateCamera = refreshBeginStateCamera;
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        iRefreshBeginStateDisplay = refreshBeginStateDisplay;
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        }
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    DoDelayedResumeL();
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    MUS_LOG( "mus: [ENGINE]  <- CMusEngOrientationHandler::RefreshOrientationL()" )
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    }
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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void CMusEngOrientationHandler::UpdateL()
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    {
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    MUS_LOG( "mus: [ENGINE]  -> CMusEngOrientationHandler::UpdateL()" )
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    iRefreshBeginStateCamera = iSession.IsPlayingL();
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    iRefreshBeginStateDisplay = iSession.IsDisplayEnabledL();
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    MUS_LOG2( "mus: [ENGINE]  <- CMusEngOrientationHandler::UpdateL(), cam:%d disp:%d", 
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        iRefreshBeginStateCamera, iRefreshBeginStateDisplay )
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    }
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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void CMusEngOrientationHandler::RunL()
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    {
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    MUS_LOG( "mus: [ENGINE]  -> CMusEngOrientationHandler::RunL()" )
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    TBool refreshBeginStateCamera = iRefreshBeginStateCamera;
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    TBool refreshBeginStateDisplay = iRefreshBeginStateDisplay;
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    iSessionObserver.OrientationRefreshEnded();
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    if ( refreshBeginStateDisplay )
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        {
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        MUS_LOG( "mus: [ENGINE] enable display after delayed orientation" )
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        iSession.EnableDisplayL(ETrue);
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        }
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    if ( refreshBeginStateCamera )
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        {
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        MUS_LOG( "mus: [ENGINE] enable camera after delayed orientation" )
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        iSession.PlayL();
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        }
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    MUS_LOG( "mus: [ENGINE]  <- CMusEngOrientationHandler::RunL()" )
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    }
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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TInt CMusEngOrientationHandler::RunError( TInt aError )
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    {
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    MUS_LOG( "mus: [ENGINE]  <-> CMusEngOrientationHandler::RunError()" )
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    aError = KErrNone;
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    return aError;
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    }
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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void CMusEngOrientationHandler::DoDelayedResumeL()
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    {
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    if ( IsActive() )
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        {
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        Cancel();
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        }
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    After( KMusEngDelayedResume );
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    }
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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CMusEngOrientationHandler::CMusEngOrientationHandler( 
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    CMusEngLiveSession& aSession, MMusEngLiveSessionObserver& aSessionObserver )
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    : CTimer( CActive::EPriorityStandard ), iSession( aSession ), 
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      iSessionObserver( aSessionObserver )
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    {
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    CActiveScheduler::Add(this);
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    }
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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//
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void CMusEngOrientationHandler::ConstructL()
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    {
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    MUS_LOG( "mus: [ENGINE]  -> CMusEngOrientationHandler::ConstructL()" )
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    CTimer::ConstructL();
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    MUS_LOG( "mus: [ENGINE]  <- CMusEngOrientationHandler::ConstructL()" )
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    }
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   173