KisVisualEllipticalSelectorShape.h

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/*
 * SPDX-FileCopyrightText: 2016 Wolthera van Hovell tot Westerflier <griffinvalley@gmail.com>
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 */
#ifndef KISVISUALCOLORSELECTOR_H
#define KISVISUALCOLORSELECTOR_H
 
#include "KisVisualColorSelectorShape.h"
 
#include <QTransform>
 
class KisVisualEllipticalSelectorShape : public KisVisualColorSelectorShape
{
    Q_OBJECT
public:
    enum singelDTypes{border, borderMirrored};
    explicit KisVisualEllipticalSelectorShape(KisVisualColorSelector *parent,
                                              Dimensions dimension,
                                              int channel1, int channel2,
                                              int barWidth=20,
                                              KisVisualEllipticalSelectorShape::singelDTypes d = KisVisualEllipticalSelectorShape::border
            );
    ~KisVisualEllipticalSelectorShape() override;
 
    void setBorderWidth(int width) override;
 
    QRect getSpaceForSquare(QRect geom) override;
    QRect getSpaceForCircle(QRect geom) override;
    QRect getSpaceForTriangle(QRect geom) override;
    bool supportsGamutMask() const override;
    void updateGamutMask() override;
protected:
    QImage renderAlphaMask() const override;
    QImage renderStaticAlphaMask() const override;
    void renderGamutMask();
    QPointF mousePositionToShapeCoordinate(const QPointF &pos, const QPointF &dragStart) const override;
 
private:
    QImage renderAlphaMaskImpl(qreal outerBorder, qreal innerBorder) const;
    QPointF convertShapeCoordinateToWidgetCoordinate(QPointF coordinate) const override;
    QPointF convertWidgetCoordinateToShapeCoordinate(QPointF coordinate) const override;
 
    QRegion getMaskMap() override;
    void drawCursor(QPainter &painter) override;
    void drawGamutMask(QPainter &painter) override;
 
    singelDTypes m_type;
    int m_barWidth;
    QImage m_gamutMaskImage;
    QTransform m_gamutMaskTransform;
    bool m_gamutMaskNeedsUpdate;
};
 
#endif // KISVISUALCOLORSELECTOR_H