KDReportsLayoutHelper.cpp

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/****************************************************************************
**
** This file is part of the KD Reports library.
**
** SPDX-FileCopyrightText: 2007-2022 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
**
** SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDAB-KDReports OR LicenseRef-KDAB-KDReports-US
**
** Licensees holding valid commercial KD Reports licenses may use this file in
** accordance with the KD Reports Commercial License Agreement provided with
** the Software.
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****************************************************************************/
 
#include "KDReportsLayoutHelper_p.h"
 
QT_BEGIN_NAMESPACE
Q_GUI_EXPORT extern int qt_defaultDpi(); // This is what QTextDocument uses...
QT_END_NAMESPACE
 
qreal KDReports::mmToPixels(qreal mm)
{
    return mm * 0.039370147 // mm to inch
        * qt_defaultDpi(); // inch to pixels
}
 
qreal KDReports::pixelsToPointsMultiplier(double resolution)
{
    // See Q_GUI_EXPORT qreal qt_pixelMultiplier(int resolution) in Qt
    return resolution <= 0 ? 1.0 : 72.0 / resolution;
}