/*

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

* All rights reserved.

*

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU Lesser General Public License as published by

* the Free Software Foundation, version 2.1 of the License.

*

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

* GNU Lesser General Public License for more details.

*

* You should have received a copy of the GNU Lesser General Public License

* along with this program.  If not,

* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".

*

* Description:

*

*/

#include "SlideAnimator.h"

#include "../ChromeSnippet.h"

#include <QList>

#include <QDebug>

namespace GVA {

SlideAnimator::SlideAnimator(ChromeSnippet* m_snippet)

  : VisibilityAnimator(m_snippet)

{

  //  m_visiblePosition = m_snippet->widget()->pos();

  setDirection("up");

  m_originalTransform = m_snippet->widget()->transform();

}

SlideAnimator::~SlideAnimator()

{

}

void SlideAnimator::setDirection(const QString & direction)

{

  m_direction = direction;

  if (m_direction == "up"){

    m_xRange = 0;

    m_yRange = -m_snippet->widget()->size().height();

  }

  else if (m_direction == "down"){

    m_xRange = 0;

    m_yRange = m_snippet->widget()->size().height();

  }

  else if (m_direction == "left"){

    m_xRange = -m_snippet->widget()->size().width();

    m_yRange = 0;

  }

  else if (m_direction == "right"){

    m_xRange = m_snippet->widget()->size().width();

    m_yRange = 0;

  }

}

void SlideAnimator::updateVisibility(qreal step)

{

  QTransform transform = m_originalTransform;

  transform.translate(step*m_xRange, step*m_yRange);

  m_snippet->widget()->setTransform(transform);

  emit moving(step);

}

}