perfapps/perfmon/ui/hb/app/src/popupdatacontainer.cpp
changeset 51 b048e15729d6
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/perfapps/perfmon/ui/hb/app/src/popupdatacontainer.cpp	Fri Sep 03 17:11:21 2010 +0300
@@ -0,0 +1,94 @@
+/*
+* 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 if (i == ESourcePwr)
+            {
+                // Power
+                QString text = tr("%1 %L2%3").arg(entry.description()).
+                               arg(sample.mSize - sample.mFree).arg(entry.unitShort());
+                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();
+        }
+    }
+}