Jim Evins
108 lines
3.2 KiB
C++
108 lines
3.2 KiB
C++
/* Distance.h
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*
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* Copyright (C) 2016 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_Distance_h
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#define libglabels_Distance_h
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#include <QCoreApplication>
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#include <QString>
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#include "Constants.h"
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namespace libglabels
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{
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class Distance
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{
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Q_DECLARE_TR_FUNCTIONS(Distance)
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public:
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enum class Units { PT, IN, MM, CM, PC };
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static QString toId( Units units );
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static QString toTrName( Units units );
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static bool isIdValid( const QString& unitsId );
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static Units toUnits( const QString& unitsId );
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Distance();
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Distance( double d, Units units = Units::PT );
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Distance( double d, const QString& unitsId );
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static Distance pt( double dPts );
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static Distance in( double dInches );
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static Distance mm( double dMm );
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static Distance cm( double dCm );
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static Distance pc( double dPicas );
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static Distance fromString( const QString& string );
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double pt() const;
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double in() const;
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double mm() const;
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double cm() const;
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double pc() const;
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double inUnits( Units units ) const;
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double inUnits( const QString& unitsId ) const;
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QString toString( Units units ) const;
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QString toString( const QString& unitsId ) const;
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Distance& operator+=( const Distance& d );
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Distance& operator-=( const Distance& d );
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Distance operator-();
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friend inline Distance operator+( const Distance& d1, const Distance& d2 );
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friend inline Distance operator-( const Distance& d1, const Distance& d2 );
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friend inline Distance operator*( double x, const Distance& d );
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friend inline Distance operator*( const Distance& d, double x );
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friend inline double operator/( const Distance& d1, const Distance& d2 );
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friend inline Distance operator/( const Distance& d, double x );
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friend inline bool operator<( const Distance& d1, const Distance& d2 );
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friend inline bool operator<=( const Distance& d1, const Distance& d2 );
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friend inline bool operator>( const Distance& d1, const Distance& d2 );
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friend inline bool operator>=( const Distance& d1, const Distance& d2 );
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friend inline bool operator==( const Distance& d1, const Distance& d2 );
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friend inline bool operator!=( const Distance& d1, const Distance& d2 );
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friend inline Distance fabs( const Distance& d );
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friend inline Distance min( const Distance& d1, const Distance& d2 );
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friend inline Distance max( const Distance& d1, const Distance& d2 );
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friend inline Distance fmod( const Distance& d1, const Distance& d2 );
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private:
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double mDPts;
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};
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}
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#include "Distance.inl"
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#endif // libglabels_Distance_h
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