diff options
Diffstat (limited to 'installerbuilder/libinstaller/kdtools/KDToolsCore/kdbytesize.cpp')
-rw-r--r-- | installerbuilder/libinstaller/kdtools/KDToolsCore/kdbytesize.cpp | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/installerbuilder/libinstaller/kdtools/KDToolsCore/kdbytesize.cpp b/installerbuilder/libinstaller/kdtools/KDToolsCore/kdbytesize.cpp new file mode 100644 index 000000000..0cf06f233 --- /dev/null +++ b/installerbuilder/libinstaller/kdtools/KDToolsCore/kdbytesize.cpp @@ -0,0 +1,90 @@ +/**************************************************************************** +** 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() << ")"; +} |