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/**
* \file
*
* \author Mattia Basaglia
*
* \copyright Copyright (C) 2014 Calle Laakkonen
* \copyright Copyright (C) 2013-2020 Mattia Basaglia
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef HUE_SLIDER_HPP
#define HUE_SLIDER_HPP
#include "gradient_slider.hpp"
namespace color_widgets {
/**
* \brief A slider for selecting a hue value
*/
class QCP_EXPORT HueSlider : public GradientSlider
{
Q_OBJECT
/**
* \brief Saturation used in the rainbow gradient, as a [0-1] float
*/
Q_PROPERTY(qreal colorSaturation READ colorSaturation WRITE setColorSaturation NOTIFY colorSaturationChanged)
/**
* \brief Value used in the rainbow gradient, as a [0-1] float
*/
Q_PROPERTY(qreal colorValue READ colorValue WRITE setColorValue NOTIFY colorValueChanged)
/**
* \brief Alpha used in the rainbow gradient, as a [0-1] float
*/
Q_PROPERTY(qreal colorAlpha READ colorAlpha WRITE setColorAlpha NOTIFY colorAlphaChanged)
/**
* \brief Color with corresponding color* components
*/
Q_PROPERTY(QColor color READ color WRITE setColor NOTIFY colorChanged)
/**
* \brief Normalized Hue, as indicated from the slider
*/
Q_PROPERTY(qreal colorHue READ colorHue WRITE setColorHue NOTIFY colorHueChanged)
public:
explicit HueSlider(QWidget *parent = nullptr);
explicit HueSlider(Qt::Orientation orientation, QWidget *parent = nullptr);
~HueSlider();
qreal colorSaturation() const;
qreal colorValue() const;
qreal colorAlpha() const;
QColor color() const;
qreal colorHue() const;
public Q_SLOTS:
void setColorValue(qreal value);
void setColorSaturation(qreal value);
void setColorAlpha(qreal alpha);
void setColorHue(qreal colorHue);
/**
* \brief Set Hue Saturation and ColorValue, ignoring alpha
*/
void setColor(const QColor& color);
/**
* \brief Set Hue Saturation, ColorValue and Alpha
*/
void setFullColor(const QColor& color);
Q_SIGNALS:
void colorHueChanged(qreal colorHue);
void colorChanged(QColor);
void colorAlphaChanged(qreal v);
void colorSaturationChanged(qreal v);
void colorValueChanged(qreal v);
private:
class Private;
Private * const p;
};
} // namespace color_widgets
#endif // HUE_SLIDER_HPP
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