1 /*

     2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *

    16 */

    17 

    18 

    19 #include "FadeAnimator.h"

    20 #include "../ChromeSnippet.h"

    21 #include <QList>

    22 #include <QDebug>

    23 

    24 namespace GVA {

    25 

    26 FadeAnimator::FadeAnimator(ChromeSnippet* m_snippet) 

    27   : VisibilityAnimator(m_snippet),

    28     m_minOpacity(0.1)

    29 {

    30   // If the snippet is currently hidden, it will be shown

    31   // before the animator starts. It should therefore show

    32   // with minimum opacity.

    33 

    34   if(m_snippet->widget() && !m_snippet->widget()->isVisible())

    35     m_snippet->widget()->setOpacity(m_minOpacity);

    36 }

    37 

    38 FadeAnimator::~FadeAnimator()

    39 {

    40 }

    41 

    42 void FadeAnimator::updateVisibility(qreal step)

    43 {

    44   qreal o = 1.0 - step;

    45   m_snippet->widget()->setOpacity((o > m_minOpacity)?o:m_minOpacity);

    46       

    47   qDebug() << step;

    48 }

    49 

    50 }