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#include "splashitem.h"

#include <QtGui/QtGui>

SplashItem::SplashItem(QGraphicsItem *parent)

    : QGraphicsWidget(parent)

{

    opacity = 1.0;

    timeLine = new QTimeLine(350);

    timeLine->setCurveShape(QTimeLine::EaseInCurve);

    connect(timeLine, SIGNAL(valueChanged(qreal)), this, SLOT(setValue(qreal)));

    text = tr("Welcome to the Pad Navigator Example. You can use the"

              " keyboard arrows to navigate the icons, and press enter"

              " to activate an item. Please press any key to continue.");

    resize(400, 175);

}

void SplashItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *)

{

    painter->setOpacity(opacity);

    painter->setPen(QPen(Qt::black, 2));

    painter->setBrush(QColor(245, 245, 255, 220));

    painter->setClipRect(rect());

    painter->drawRoundRect(3, -100 + 3, 400 - 6, 250 - 6);

    QRectF textRect = rect().adjusted(10, 10, -10, -10);

    int flags = Qt::AlignTop | Qt::AlignLeft | Qt::TextWordWrap;

    QFont font;

    font.setPixelSize(18);

    painter->setPen(Qt::black);

    painter->setFont(font);

    painter->drawText(textRect, flags, text);

}

void SplashItem::keyPressEvent(QKeyEvent * /* event */)

{

    if (timeLine->state() == QTimeLine::NotRunning)

        timeLine->start();

}

void SplashItem::setValue(qreal value)

{

    opacity = 1 - value;

    setPos(x(), scene()->sceneRect().top() - rect().height() * value);

    if (value == 1)

        hide();

}