wheelcolorpicker_p.h

// SPDX-FileCopyrightText: Lukas Sommer <sommerluk@gmail.com>
// SPDX-License-Identifier: BSD-2-Clause OR MIT
 
#ifndef WHEELCOLORPICKER_P_H
#define WHEELCOLORPICKER_P_H
 
// Include the header of the public class of this private implementation.
// #include "wheelcolorpicker.h"
 
#include "constpropagatingrawpointer.h"
#include <qglobal.h>
#include <qobject.h>
#include <qpointer.h>
#include <qsharedpointer.h>
#include <qsize.h>
class QWidget;
 
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
#include <qtmetamacros.h>
#else
#include <qobjectdefs.h>
#include <qstring.h>
#endif
 
namespace PerceptualColor
{
class ChromaLightnessDiagram;
class ColorWheel;
class RgbColorSpace;
class WheelColorPicker;
 
/** @internal
 *
 *  @brief Private implementation within the <em>Pointer to
 *  implementation</em> idiom */
class WheelColorPickerPrivate final : public QObject
{
    Q_OBJECT
 
public:
    // Constructors and destructors
    explicit WheelColorPickerPrivate(WheelColorPicker *backLink);
    /** @brief Default destructor */
    virtual ~WheelColorPickerPrivate() noexcept override = default;
 
    // Member methods
    [[nodiscard]] QSizeF optimalChromaLightnessDiagramSize() const;
    void resizeChildWidgets();
 
    // Data members
    /** @brief A pointer to the @ref ChromaLightnessDiagram child widget. */
    QPointer<ChromaLightnessDiagram> m_chromaLightnessDiagram;
    /** @brief A pointer to the color space. */
    QSharedPointer<PerceptualColor::RgbColorSpace> m_rgbColorSpace;
    /** @brief A pointer to the @ref ColorWheel child widget. */
    QPointer<ColorWheel> m_colorWheel;
 
public Q_SLOTS:
    void handleFocusChanged(QWidget *old, QWidget *now);
 
private:
    Q_DISABLE_COPY(WheelColorPickerPrivate)
 
    /** @brief Pointer to the object from which <em>this</em> object
     *  is the private implementation. */
    ConstPropagatingRawPointer<WheelColorPicker> q_pointer;
};
 
} // namespace PerceptualColor
 
#endif // WHEELCOLORPICKER_P_H