/*
* 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 "popupdatacontainer.h"
#include "enginewrapper.h"
#include <QGraphicsLinearLayout>
#include <HbLabel>
#include <QPainter>
const int leftMargin = 2;
PopupDataContainer::PopupDataContainer(const EngineWrapper& engine, QGraphicsItem *parent) :
DataContainer(engine, parent)
{
connect(&engine, SIGNAL(samplesUpdated()), this, SLOT(samplesUpdated()));
HbFontSpec spec(HbFontSpec::Secondary);
mFont = spec.font();
mFont.setPixelSize(12);
}
void PopupDataContainer::samplesUpdated()
{
update();
}
void PopupDataContainer::paint (QPainter *painter,
const QStyleOptionGraphicsItem *option,
QWidget *widget)
{
Q_UNUSED(option);
Q_UNUSED(widget);
// set proper font and prepare font metrics for text height calculation
painter->setFont(mFont);
QFontMetricsF metrics(mFont);
QList<SampleEntry> entries = engine().sampleEntries();
qreal verticalPos = metrics.height();
for (int i=0; i<entries.length(); i++)
{
if (engine().settings().dataPopupSources().isEnabled(i) &&
entries.at(i).sampleCount() > 0)
{
const SampleEntry &entry = entries.at(i);
const SampleData &sample = entry.sample(0);
if (i == ESourceCPU)
{
// CPU
double perc = sample.mSize > 0 ?
100. - 100. * sample.mFree / sample.mSize : 0;
QString text = tr("%1 %2%").arg(entry.description()).
arg(perc, 0, 'f', 2);
painter->drawText(QPointF(leftMargin, verticalPos), text);
}
else
{
// RAM and Drives
QString text = tr("%1 free %L2%3").arg(entry.description()).
arg(sample.mFree).arg(entry.unitShort());
painter->drawText(QPointF(leftMargin, verticalPos), text);
}
verticalPos += metrics.height();
}
}
}