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/****************************************************************************
** Copyright (C) 2001-2010 Klaralvdalens Datakonsult AB. All rights reserved.
**
** This file is part of the KD Tools library.
**
** Licensees holding valid commercial KD Tools licenses may use this file in
** accordance with the KD Tools Commercial License Agreement provided with
** the Software.
**
**
** This file may be distributed and/or modified under the terms of the
** GNU Lesser General Public License version 2 and version 3 as published by the
** Free Software Foundation and appearing in the file LICENSE.LGPL included.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** Contact info@kdab.com if any conditions of this licensing are not
** clear to you.
**
**********************************************************************/
#include "kdbytesize.h"
#include <QStringList>
#include <QTextStream>
KDByteSize::KDByteSize( quint64 size )
: m_size( size )
{
}
KDByteSize::~KDByteSize()
{
}
KDByteSize::operator quint64() const
{
return m_size;
}
quint64 KDByteSize::size() const
{
return m_size;
}
QString KDByteSize::toString() const
{
static const QStringList units = QStringList() << QObject::tr( "B" )
<< QObject::tr( "kB" )
<< QObject::tr( "MB" )
<< QObject::tr( "GB" )
<< QObject::tr( "TB" );
double s = m_size;
quint64 factor = 1;
int unit = 0;
while( s >= 1024.0 && unit + 1 < units.count() )
{
++unit;
factor *= 1024;
s = 1.0 * m_size / factor;
}
// only one digit after the decimal point is wanted
s = qRound( s * 10 ) / 10.0;
return QString::fromLatin1( "%L1 %2" ).arg( s, 0, 'g', 4 ).arg( units[ unit ] );
}
bool operator==( const KDByteSize& lhs, const KDByteSize& rhs )
{
return lhs.size() == rhs.size();
}
bool operator<( const KDByteSize& lhs, const KDByteSize& rhs )
{
return lhs.size() < rhs.size();
}
KDByteSize operator*( const KDByteSize& lhs, int rhs )
{
return KDByteSize( lhs.size() * rhs );
}
#include <QDebug>
QDebug operator<<( QDebug dbg, const KDByteSize& size )
{
return dbg << "KDByteSize(" << size.size() << ")";
}
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