129 lines
3.1 KiB
C
129 lines
3.1 KiB
C
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/******************************************************************************
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* QSkinny - Copyright (C) 2016 Uwe Rathmann
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* This file may be used under the terms of the QSkinny License, Version 1.0
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*****************************************************************************/
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#ifndef QSK_GRADIENT_H
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#define QSK_GRADIENT_H
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#include "QskGlobal.h"
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#include <QMetaType>
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#include <QColor>
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#include <QVector>
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class QDebug;
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class QSK_EXPORT QskGradientStop
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{
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Q_GADGET
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Q_PROPERTY( qreal position READ position WRITE setPosition RESET resetPosition )
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Q_PROPERTY( QColor color READ color WRITE setColor RESET resetColor )
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public:
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QskGradientStop();
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QskGradientStop( qreal position, const QColor& color );
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bool operator==( const QskGradientStop& ) const;
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bool operator!=( const QskGradientStop& ) const;
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qreal position() const;
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void setPosition( qreal position );
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void resetPosition();
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QColor color() const;
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void setColor( const QColor& color );
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void resetColor();
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private:
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qreal m_position;
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QColor m_color;
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};
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class QSK_EXPORT QskGradient
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{
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Q_GADGET
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Q_PROPERTY( Orientation orientation READ orientation WRITE setOrientation )
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Q_PROPERTY( QVector< QskGradientStop > stops READ stops WRITE setStops )
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public:
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// TODO: radial/canonical gradients + other diagonal linear gradients
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enum Orientation
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{
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Horizontal,
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Vertical,
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Diagonal
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};
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Q_ENUM( Orientation )
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QskGradient();
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QskGradient( const QColor& );
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QskGradient( Orientation, const QColor&, const QColor& );
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~QskGradient();
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void setOrientation( Orientation );
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Orientation orientation() const;
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bool isValid() const;
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void invalidate();
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bool operator==( const QskGradient& ) const;
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bool operator!=( const QskGradient& ) const;
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void setColor( const QColor& );
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void setColors( const QColor&, const QColor& );
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void setStops( const QVector< QskGradientStop >& stops );
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QVector< QskGradientStop > stops() const;
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bool isMonochrome() const;
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bool isVisible() const;
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private:
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void setStopAt( int index, qreal stop );
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qreal stopAt( int index ) const;
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void setColorAt( int index, const QColor& color );
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QColor colorAt( int index ) const;
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Orientation m_orientation;
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QVector< QskGradientStop > m_stops;
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};
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inline bool QskGradientStop::operator==( const QskGradientStop& other ) const
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{
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return ( m_position == other.m_position ) && ( m_color == other.m_color );
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}
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inline bool QskGradientStop::operator!=( const QskGradientStop& other ) const
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{
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return ( !( *this == other ) );
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}
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inline bool QskGradient::operator==( const QskGradient& other ) const
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{
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return ( m_orientation == other.m_orientation ) && ( m_stops == other.m_stops );
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}
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inline bool QskGradient::operator!=( const QskGradient& other ) const
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{
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return ( !( *this == other ) );
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}
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Q_DECLARE_TYPEINFO( QskGradientStop, Q_MOVABLE_TYPE );
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Q_DECLARE_METATYPE( QskGradientStop )
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Q_DECLARE_METATYPE( QskGradient )
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#ifndef QT_NO_DEBUG_STREAM
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QSK_EXPORT QDebug operator<<( QDebug, const QskGradientStop& );
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QSK_EXPORT QDebug operator<<( QDebug, const QskGradient& );
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#endif
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#endif
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