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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: qt-info@nokia.com
**
** This software, including documentation, is protected by copyright
** controlled by Nokia Corporation. You may use this software in
** accordance with the terms and conditions contained in the Qt Phone
** Demo License Agreement.
**
****************************************************************************/
#include <QPixmap>
#include "pixmaploader.h"
#include "dataresource.h"
PixmapLoader::PixmapLoader()
{
}
QPixmap PixmapLoader::pixmap(const QString &fileName)
{
static QHash<QString, QPixmap> pixmapCache;
QSize size;
// try to get size from theme
const QString &cname = QString("Images/%1").arg(fileName);
if (Resource::containsValue(cname))
size = Resource::value(cname).toSize();
// try to find in cache
const QString &key = !size.isValid() ? fileName :
QString("%1:%2x%3").arg(fileName).arg(size.width()).arg(size.height());
if (pixmapCache.contains(key))
return pixmapCache.value(key);
else {
QPixmap result(fileName);
if (size.isValid())
result = result.scaled(size, Qt::IgnoreAspectRatio,
Qt::SmoothTransformation);
pixmapCache.insert(key, result);
return result;
}
}
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