/*

* 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>

#include <HbGridViewItem>

#include <HbMainWindow>

#include "hglongpressvisualizer.h"

HgLongPressVisualizer::HgLongPressVisualizer(QGraphicsItem* parent) : HbWidget(parent),

    active(false),

    spanAngle(0)

{

    setFlag(QGraphicsItem::ItemHasNoContents, false);

}

HgLongPressVisualizer::~HgLongPressVisualizer()

{

}

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

{

    Q_UNUSED(option);

    Q_UNUSED(widget);

    if (active) {

        QPen oldPen = painter->pen();

        QPen pen( Qt::lightGray );

        pen.setWidth(5);

        painter->setPen(pen);

        painter->drawArc(rect, 90*16, -spanAngle*16);

        painter->setPen(oldPen); //revert the painter to its old state

    }

}

void HgLongPressVisualizer::start(const QPointF& scenePos)

{

    prepareGeometryChange();

    rect = QRect( 0, 0, 30, 30);

    if (scenePos.y() < 60 ) {

        //Draw the animation below of the touch point

        rect.moveCenter( QPointF(scenePos.x(), scenePos.y()+50));

    }

    else {

        //Draw the animation above of the touch point

        rect.moveCenter( QPointF(scenePos.x(), scenePos.y()-50));

    }

    setFrame(0);

    active = true;

}

void HgLongPressVisualizer::stop()

{

    active = false;

    update();

}

void HgLongPressVisualizer::setFrame(int frame)

{

    spanAngle = frame*360/100;

    update();

}

QRectF HgLongPressVisualizer::boundingRect() const 

{

    return rect;

}