switchwidget.h

#ifndef SWITCH_H
#define SWITCH_H

#include "nodiscard.h"

#include <QAbstractButton>

/***********************************************************************************/
// Forward Declarations
class QPropertyAnimation;

/***********************************************************************************/
class SwitchWidget : public QAbstractButton {
    Q_OBJECT
    Q_PROPERTY(int offset READ offset WRITE setOffset)
    Q_PROPERTY(QBrush brush READ brush WRITE setBrush)

public:
    explicit SwitchWidget(QWidget* parent = nullptr);

    QSize sizeHint() const override;

    void setBrush(const QBrush& brsh) {
        m_brush = brsh;
    }

    NODISCARD auto brush() const noexcept {
        return m_brush;
    }

    NODISCARD auto offset() const noexcept {
        return m_x;
    }

    void setOffset(const int o);

signals:
    void toggled(const bool checked);

protected:
    void paintEvent(QPaintEvent* e) override;
    void mouseReleaseEvent(QMouseEvent* e) override;
    void enterEvent(QEvent* e) override;

private:
    bool m_switch{true};
    qreal m_opacity{0.0};
    int m_x, m_y, m_width{50}, m_height{16}, m_margin{3};
    QBrush m_thumb{"#d5d5d5"}, m_track, m_brush;
    QPropertyAnimation* m_anim{nullptr};
};

#endif // SWITCH_H