123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128 |
- /**
- * \file
- *
- * \author Mattia Basaglia
- *
- * \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 COLOR_WIDGETS_COLOR_2D_SLIDER_HPP
- #define COLOR_WIDGETS_COLOR_2D_SLIDER_HPP
- #include "colorwidgets_global.hpp"
- #include <QWidget>
- namespace color_widgets {
- /**
- * \brief A 2D slider that edits 2 color components
- */
- class QCP_EXPORT Color2DSlider : public QWidget
- {
- Q_OBJECT
- Q_PROPERTY(QColor color READ color WRITE setColor NOTIFY colorChanged DESIGNABLE true STORED false )
- Q_PROPERTY(qreal hue READ hue WRITE setHue DESIGNABLE false )
- Q_PROPERTY(qreal saturation READ saturation WRITE setSaturation DESIGNABLE false )
- Q_PROPERTY(qreal value READ value WRITE setValue DESIGNABLE false )
- /**
- * \brief Which color component is used on the x axis
- */
- Q_PROPERTY(Component componentX READ componentX WRITE setComponentX NOTIFY componentXChanged)
- /**
- * \brief Which color component is used on the y axis
- */
- Q_PROPERTY(Component componentY READ componentY WRITE setComponentY NOTIFY componentYChanged)
- public:
- enum Component {
- Hue, Saturation, Value
- };
- Q_ENUMS(Component)
- explicit Color2DSlider(QWidget *parent = nullptr);
- ~Color2DSlider();
- /// Get current color
- QColor color() const;
- QSize sizeHint() const Q_DECL_OVERRIDE;
- /// Get current hue in the range [0-1]
- qreal hue() const;
- /// Get current saturation in the range [0-1]
- qreal saturation() const;
- /// Get current value in the range [0-1]
- qreal value() const;
- Component componentX() const;
- Component componentY() const;
- public Q_SLOTS:
- /// Set current color
- void setColor(const QColor& c);
- /**
- * @param h Hue [0-1]
- */
- void setHue(qreal h);
- /**
- * @param s Saturation [0-1]
- */
- void setSaturation(qreal s);
- /**
- * @param v Value [0-1]
- */
- void setValue(qreal v);
- void setComponentX(Component componentX);
- void setComponentY(Component componentY);
- Q_SIGNALS:
- /**
- * Emitted when the user selects a color or setColor is called
- */
- void colorChanged(QColor);
- /**
- * Emitted when the user selects a color
- */
- void colorSelected(QColor);
- void componentXChanged(Component componentX);
- void componentYChanged(Component componentY);
- protected:
- void paintEvent(QPaintEvent* event) Q_DECL_OVERRIDE;
- void mousePressEvent(QMouseEvent* event) Q_DECL_OVERRIDE;
- void mouseMoveEvent(QMouseEvent* event) Q_DECL_OVERRIDE;
- void mouseReleaseEvent(QMouseEvent* event) Q_DECL_OVERRIDE;
- void resizeEvent(QResizeEvent* event) Q_DECL_OVERRIDE;
- private:
- class Private;
- Private * const p;
- };
- } // namespace color_widgets
- #endif // COLOR_WIDGETS_COLOR_2D_SLIDER_HPP
|