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 #include "slideanimator.h"

    19 #include "../chromesnippet.h"

    20 #include <QList>

    21 

    22 SlideAnimator::SlideAnimator(ChromeSnippet* snippet) 

    23   : VisibilityAnimator(snippet),

    24     m_snippet(snippet),

    25     m_direction(slideUp)

    26 {

    27   QPointF pos = snippet->pos();

    28   if(snippet->anchor() == "AnchorBottom"){

    29     m_direction = slideDown;

    30     m_visiblePosition = pos.y();

    31     m_invisiblePosition = m_visiblePosition + snippet->geometry().height() + snippet->anchorOffset();

    32   }

    33   else if(snippet->anchor() == "AnchorLeft"){

    34     m_direction = slideLeft;

    35     m_visiblePosition = pos.x();

    36     m_invisiblePosition = m_visiblePosition - snippet->geometry().width() - snippet->anchorOffset();  

    37   }

    38   else if (snippet->anchor() == "AnchorRight"){

    39     m_direction = slideRight;

    40     m_visiblePosition = pos.x();

    41     m_invisiblePosition = m_visiblePosition + snippet->geometry().width() + snippet->anchorOffset();

    42   }

    43   else {

    44     m_visiblePosition = pos.y();

    45     m_invisiblePosition = m_visiblePosition - snippet->geometry().height() - snippet->anchorOffset();

    46   }

    47   m_moveBy = m_invisiblePosition - m_visiblePosition;

    48 }

    49 

    50 SlideAnimator::~SlideAnimator()

    51 {

    52 }

    53 

    54 void SlideAnimator::updateVisibility(qreal step)

    55 {

    56   qreal p = step*m_moveBy + m_visiblePosition;

    57   if((m_direction == slideDown) || (m_direction == slideUp)){

    58     if(step < 0.05){

    59       m_snippet->setPos(m_snippet->pos().x(), m_visiblePosition);

    60     }

    61     else if(step > 0.95){

    62        m_snippet->setPos(m_snippet->pos().x(), m_invisiblePosition);

    63      }

    64     else{

    65        m_snippet->setPos(m_snippet->pos().x(), p);

    66     }

    67   }

    68   else {

    69     if(step < 0.05){

    70       m_snippet->setPos(m_visiblePosition, m_snippet->pos().y());

    71     }

    72     else if(step > 0.95){

    73       m_snippet->setPos(m_invisiblePosition, m_snippet->pos().y());

    74     }

    75     else{

    76       m_snippet->setPos(p,m_snippet->pos().y());

    77     }

    78   }

    79 }