/*

* 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 <QPainter>

#include "perfmondatapopupwidget_p.h"

const qreal popupMargin = 5.;

PerfMonDataPopupWidget::PerfMonDataPopupWidget(QGraphicsItem *parent) :

    HbWidget(parent)

{

    HbFontSpec fontSpec(HbFontSpec::Secondary);

    mFont = fontSpec.font();

    mFont.setPixelSize(12);

}

QStringList PerfMonDataPopupWidget::lines() const

{

    return mLines;

}

void PerfMonDataPopupWidget::setLines(const QStringList &lines)

{

    mLines = lines;

    updateGeometry();

}

QSizeF PerfMonDataPopupWidget::sizeHint(Qt::SizeHint which, const QSizeF &constraint) const

{

    if (which == Qt::PreferredSize)

    {

        QFontMetricsF metrics(mFont);

        qreal width = 0;

        foreach (const QString &line, mLines) {

            width = qMax(width, metrics.width(line));

        }

        qreal height = metrics.height() * mLines.length();

        return QSizeF(width + 2 * popupMargin, height + 2 * popupMargin);

    }

    return HbWidget::sizeHint(which, constraint);

}

void PerfMonDataPopupWidget::paint(QPainter *painter,

    const QStyleOptionGraphicsItem *option, QWidget *widget)

{

    Q_UNUSED(widget);

    Q_UNUSED(option);

    QFontMetricsF metrics(mFont);

    qreal lineHeight = metrics.height();

    qreal verticalPos = lineHeight + popupMargin;

    // draw background

    painter->setBrush(Qt::white);

    painter->drawRect(option->rect);

    painter->setFont(mFont);

    foreach (const QString &line, mLines) {

        painter->drawText(QPointF(popupMargin, verticalPos), line);

        verticalPos += lineHeight;

    }

}