Jim Evins
80 lines
1.6 KiB
C++
80 lines
1.6 KiB
C++
/* Units.h
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*
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* Copyright (C) 2013 Jim Evins <evins@snaught.com>
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*
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* This file is part of gLabels-qt.
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*
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* gLabels-qt is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* gLabels-qt is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with gLabels-qt. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef libglabels_Units_h
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#define libglabels_Units_h
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#include <QCoreApplication>
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#include <QString>
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namespace libglabels
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{
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class Units
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{
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Q_DECLARE_TR_FUNCTIONS(Units)
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private:
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Units( const QString &id, const QString &name, double pointsPerUnit )
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: mId(id), mName(name), mPointsPerUnit(pointsPerUnit)
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{
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mUnitsPerPoint = 1.0 / mPointsPerUnit;
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}
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public:
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inline QString id() const { return mId; }
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inline QString name() const { return mName; }
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inline double pointsPerUnit() const { return mPointsPerUnit; }
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inline double unitsPerPoint() const { return mUnitsPerPoint; }
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static Units *from_id( const QString &id );
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static Units *point();
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static Units *inch();
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static Units *mm();
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static Units *cm();
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static Units *pica();
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private:
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QString mId;
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QString mName;
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double mPointsPerUnit;
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double mUnitsPerPoint;
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};
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}
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#endif // libglabels_Units_h
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