/*

* Copyright (c) 2009 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:

*

*/

#include "afthumbnailtask.h"

#include "afcmd.h"

#include <fbs.h>

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

/**

 * Constructor for performing 1st stage construction

 */

CAfThumbnailTask::CAfThumbnailTask(MAfTaskStorage& storage, 

                                   const RMessage2 msg)

:

    mStorage(storage), 

    mMsg(msg)

{

    // No implementation required

}

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

/**

 * Destructor.

 */

CAfThumbnailTask::~CAfThumbnailTask()

{

    delete mService;

}

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

//

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

//

void CAfThumbnailTask::ExecuteLD(MAfTaskStorage& taskStorage,

                                 const RMessage2& message)

{

    CAfThumbnailTask *self = new (ELeave)CAfThumbnailTask(taskStorage, 

                                                                      message);

    CleanupStack::PushL(self);

    self->ConstructL();

    taskStorage.PushL(self);

    CleanupStack::Pop(self);

}

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

/**

 * EPOC default constructor for performing 2nd stage construction

 */

void CAfThumbnailTask::ConstructL()

{

    TPckgBuf<int> width(0), height(0);

    RBuf path;

    CleanupClosePushL(path);

    mMsg.ReadL(0, width);

    mMsg.ReadL(1, height);

    path.CreateL(mMsg.GetDesLengthL(2));

    mMsg.ReadL(2, path);

    CFbsBitmap *bitmap = new (ELeave) CFbsBitmap();

    CleanupStack::PushL(bitmap);

    User::LeaveIfError(bitmap->Load(path));

    mService = CTsGraphicFileScalingHandler::NewL(*this, 

                                                  *bitmap, 

                                                  TSize(width(), height()), 

                                                  CTsGraphicFileScalingHandler::EKeepAspectRatioByExpanding);

    CleanupStack::PopAndDestroy(bitmap);

    CleanupStack::PopAndDestroy(&path);

}

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

//

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

//

void CAfThumbnailTask::ImageReadyCallBack(TInt error,const CFbsBitmap *bitmap)

{

    if (EFalse == mMsg.IsNull() &&

        KErrNone == error) {

        mMsg.Write(0, TPckgBuf<int>(const_cast<CFbsBitmap*>(bitmap)->Handle()));

        mMsg.Write(1, TPckgBuf<void *>(this));

        mMsg.Complete(error);

    } else {

        if (EFalse == mMsg.IsNull()) {

         mMsg.Complete(error);

        }

        mStorage.Pop(this);

        delete this;

    }

}

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

//

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

//

const TDesC8& CAfThumbnailTask::Data() const

{

    return KNullDesC8();

}

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

//

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

//

void CAfThumbnailTask::BroadcastReceivedL(const RMessage2&)

{

}

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

/**

 * Returns ETrue if task is related with session argument

 */

TBool CAfThumbnailTask::IsSessionTask(const CSession2* session)

{

    return mMsg.Session() == session ? ETrue : EFalse;

}