gradient_slider.hpp

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#ifndef GRADIENT_SLIDER_HPP
#define GRADIENT_SLIDER_HPP

#include "colorpicker_global.hpp"

#include <QSlider>
#include <QGradient>

class QCP_EXPORT Gradient_Slider : public QSlider
{
    Q_OBJECT
    Q_PROPERTY(QBrush background READ background WRITE setBackground)
    Q_PROPERTY(QGradientStops colors READ colors WRITE setColors DESIGNABLE false)
    Q_PROPERTY(QColor firstColor READ firstColor WRITE setFirstColor STORED false)
    Q_PROPERTY(QColor lastColor READ lastColor WRITE setLastColor STORED false)
    Q_PROPERTY(QLinearGradient gradient READ gradient WRITE setGradient)

public:
    explicit Gradient_Slider(QWidget *parent = 0);
    explicit Gradient_Slider(Qt::Orientation orientation, QWidget *parent = 0);
    ~Gradient_Slider();

    QBrush background() const;
    void setBackground(const QBrush &bg);

    QGradientStops colors() const;
    void setColors(const QGradientStops &colors);

    QLinearGradient gradient() const;
    void setGradient(const QLinearGradient &gradient);

    void setColors(const QVector<QColor> &colors);

    void setFirstColor(const QColor &c);

    void setLastColor(const QColor &c);

    QColor firstColor() const;

    QColor lastColor() const;
    
protected:
    void paintEvent(QPaintEvent *ev);

private:
    class Private;
    Private * const p;
};

#endif // GRADIENT_SLIDER_HPP