/*

* Copyright (c) 2007,2008 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:  Control class of Orientation SSY

*

*/

#include <ssycallback.h>

#include "SsyControlOrientation.h"

#include "SsyProperty.h"

#include "SsyConfiguration.h"

#include "SsyTrace.h"

// ----------------------------------------------------------------------------------

// CSSYControlOrientationOrientation::CSSYControlOrientation()

// ----------------------------------------------------------------------------------

//

CSSYControlOrientation* CSSYControlOrientation::NewL( MSsyCallback* aSsyCallback )

    {

    SSY_TRACE_IN();

    ASSERT_DEBUG_SSY( aSsyCallback );

    CSSYControlOrientation* self = new( ELeave ) CSSYControlOrientation( aSsyCallback );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    SSY_TRACE_OUT();

    return self;

    }

// ----------------------------------------------------------------------------------

// CSSYControlOrientation::ConstructL()

// ----------------------------------------------------------------------------------

//

void CSSYControlOrientation::ConstructL()

    {

    SSY_TRACE_IN();

    // Create sensor properties

    iSensorProperties = new (ELeave) CSSYProperty(

        0, KSSySensorProperties, ARRAY_LENGTH( KSSySensorProperties ) );

    // Create and register all the needed channels

    CreateAndRegisterChannelsL( KSSsyChannelInfo, ARRAY_LENGTH( KSSsyChannelInfo ) );

    SSY_TRACE_OUT();

    }

// ----------------------------------------------------------------------------------

// CSSYControlOrientation::CSSYControlOrientation()

// ----------------------------------------------------------------------------------

//

CSSYControlOrientation::CSSYControlOrientation( MSsyCallback* aSsyCallback ) :

    iSensorProperties( NULL ),

    iCallback( aSsyCallback )

    {

    SSY_TRACE_IN();

    SSY_TRACE_OUT();

    }

// ----------------------------------------------------------------------------------

// CSSYControlOrientation::~CSSYControlOrientation()

// ----------------------------------------------------------------------------------

//

CSSYControlOrientation::~CSSYControlOrientation()

    {

    SSY_TRACE_IN();

    delete iSensorProperties;

    iSensorProperties = NULL;

    iChannelArray.ResetAndDestroy();

    SSY_TRACE_OUT();

    }

// ----------------------------------------------------------------------------------

// CSSYControlOrientation::IsChannelSupported()

// ----------------------------------------------------------------------------------

//

TBool CSSYControlOrientation::IsChannelSupported(

    const TSensrvChannelId aChannelID,

    TInt& aIndex )

    {

    SSY_TRACE_IN();

    TBool found( EFalse );

    for ( TInt index = 0; index < iChannelArray.Count(); index++ )

        {

        if ( ( *iChannelArray[index] ).ChannelId() == aChannelID )

            {

            found = ETrue;

            aIndex = index;

            break;

            }

        }

    SSY_TRACE_OUT();

    return found;

    }

// ----------------------------------------------------------------------------------

// CSSYControlOrientation::OpenChannelL()

// ----------------------------------------------------------------------------------

//

void CSSYControlOrientation::OpenChannelL( TSensrvChannelId aChannelID )

    {

    SSY_TRACE_IN();

    TInt err( KErrNone );

    TInt channelIndex( 0 );

    if ( IsChannelSupported( aChannelID, channelIndex ) )

        {

        err = ( *iChannelArray[ channelIndex ] ).OpenChannel();

        }

    else

        {

        err = KErrGeneral;

        }

    if ( err != KErrNone )

        {

        SSY_TRACE( EError, "ORIENTATIONSSY:ERROR: Opening channel failed: %d", err );

        User::Leave( err );

        }

    SSY_TRACE_OUT();

    }

// ----------------------------------------------------------------------------------

// CSSYControlOrientation::CloseChannelL()

// ----------------------------------------------------------------------------------

//

void CSSYControlOrientation::CloseChannelL( TSensrvChannelId aChannelID )

    {

    SSY_TRACE_IN();

    TInt err( KErrNone );

    TInt channelIndex( 0 );

    if ( IsChannelSupported( aChannelID, channelIndex ) )

        {

        if( channelIndex <= iChannelArray.Count() )

            {

            err = ( *iChannelArray[channelIndex] ).CloseChannel();

            }

        }

    else

        {

        err = KErrGeneral;

        }

    if ( err != KErrNone )

        {

        SSY_TRACE( EError, "ORIENTATIONSSY:ERROR: Closing channel failed: %d", err );

        User::Leave( err );

        }

    SSY_TRACE_OUT();

    }

// ----------------------------------------------------------------------------------

// CSSYControlOrientation::CreateAndRegisterChannelsL()

// ----------------------------------------------------------------------------------

//

void CSSYControlOrientation::CreateAndRegisterChannelsL(

    const TSSsyChannelInfo* aChannelConfigurations,

    const TUint aNumberofConfigurations )

    {

    SSY_TRACE_IN();

    ASSERT_ALWAYS_SSY( aChannelConfigurations );

    ASSERT_ALWAYS_SSY( aNumberofConfigurations );

    RSensrvChannelInfoList channelInfoList;

    for ( TInt index = 0; index < aNumberofConfigurations; index++ )

        {

        CSSYChannel* channel( NULL );

        TSensrvChannelInfo channelInfo

            (

            aChannelConfigurations[index].iChannelId,

            aChannelConfigurations[index].iContextType,

            aChannelConfigurations[index].iQuantity,

            aChannelConfigurations[index].iChannelType,

            aChannelConfigurations[index].iLocation,

            aChannelConfigurations[index].iVendorId,

            aChannelConfigurations[index].iDataItemSize,

            aChannelConfigurations[index].iDataTypeId

            );

        switch ( channelInfo.iChannelType )

            {

            case KSensrvChannelTypeIdOrientationData:

                // Intentional flowthrough

            case KSensrvChannelTypeIdRotationData:

                channel = CSSYChannel::NewL( iSensorProperties, iCallback, channelInfo );

                break;

            default:

                ASSERT_ALWAYS_SSY( 0 );

                break;

            }

        if ( channel )

            {

            iChannelArray.Append( channel );

            channelInfoList.Append( channelInfo );

            }

        }

    // Register channels to the client

    SSY_TRACE_TRAP( err, iCallback->RegisterChannelsL( channelInfoList ) );

    // Update ChannelId

    for ( TInt i = 0; i < iChannelArray.Count(); i++ )

        {

        (*iChannelArray[i]).SetChannelId( channelInfoList[i].iChannelId );

        }

    channelInfoList.Reset();

    channelInfoList.Close();

    SSY_TRACE_OUT();

    }

// End of File