/*

* Copyright (c) 2010 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 <QGesture>

#include <QPainter>

#include <QTimer>

#include <hblabel.h>

#include <hbgridviewitem>

#include <hbmainwindow>

#include "hggridcontainer.h"

#include "hgmediawallrenderer.h"

#include "hgquad.h"

#include "hgvgquadrenderer.h"

#include "hgvgimage.h"

#include "hgwidgetitem.h"

#include "trace.h"

#include <hbgridviewitem>

#include <hbgridview>

#include <hbiconitem>

#include <qabstractitemmodel>

#include "hglongpressvisualizer.h"

static const qreal KCameraMaxYAngle(20);

static const qreal KSpringVelocityToCameraYAngleFactor(2);

HgGridContainer::HgGridContainer(QGraphicsItem *parent) : HgContainer(parent)

{

}

HgGridContainer::~HgGridContainer()

{

}

void HgGridContainer::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)

{

    HgContainer::paint(painter, option, widget);

    updateSelectedItem();

}

HgMediaWallRenderer* HgGridContainer::createRenderer()

{

    HgMediaWallRenderer* renderer = new HgMediaWallRenderer(this);

    renderer->enableCoverflowMode(false);

    renderer->setImageSize(QSizeF(105, 80));

    renderer->setRowCount(3, renderer->getImageSize(), false);    

    renderer->enableReflections(false);

    renderer->setSpacing(QSizeF(1,1));

    renderer->setFrontCoverElevationFactor(0.5);    

    return renderer;

}

qreal HgGridContainer::getCameraDistance(qreal springVelocity)

{

    if (mRenderer->getOrientation() == Qt::Vertical)

        return 0;

    return qAbs(springVelocity * 0.01f);

}

qreal HgGridContainer::getCameraRotationY(qreal springVelocity)

{

    if (mRenderer->getOrientation() == Qt::Vertical)

        return 0;

    return qBound(-KCameraMaxYAngle, springVelocity * KSpringVelocityToCameraYAngleFactor, KCameraMaxYAngle);

}

void HgGridContainer::handleTapAction(const QPointF& pos, HgWidgetItem* hitItem, int hitItemIndex)

{

    Q_UNUSED(pos)

    Q_UNUSED(hitItemIndex)

    selectItem();                

    emit activated(hitItem->modelIndex());                        

}

void HgGridContainer::handleLongTapAction(const QPointF& pos, HgWidgetItem* hitItem, int hitItemIndex)

{

    Q_UNUSED(hitItemIndex)

    selectItem();

    emit longPressed(hitItem->modelIndex(), pos);    

}