qbrush

// QBrush

public:
    QBrush();
    QBrush(Qt::BrushStyle bs);
    QBrush(const QColor &color, Qt::BrushStyle bs=Qt::SolidPattern);
    QBrush(Qt::GlobalColor color, Qt::BrushStyle bs=Qt::SolidPattern);

    QBrush(const QColor &color, const QPixmap &pixmap);
    QBrush(Qt::GlobalColor color, const QPixmap &pixmap);
    QBrush(const QPixmap &pixmap);
    QBrush(const QImage &image);

    QBrush(const QBrush &brush);

    QBrush(const QGradient &gradient);

    ~QBrush();
    QBrush &operator=(const QBrush &brush);
#ifdef Q_COMPILER_RVALUE_REFS
    inline QBrush &operator=(QBrush &&other)
    { qSwap(d, other.d); return *this; }
#endif
    inline void swap(QBrush &other) { qSwap(d, other.d); }

    operator QVariant() const;

    inline Qt::BrushStyle style() const;
    void setStyle(Qt::BrushStyle);

    inline const QMatrix &matrix() const;
    void setMatrix(const QMatrix &mat);

    inline QTransform transform() const;
    void setTransform(const QTransform &);

    QPixmap texture() const;
    void setTexture(const QPixmap &pixmap);

    QImage textureImage() const;
    void setTextureImage(const QImage &image);

    inline const QColor &color() const;
    void setColor(const QColor &color);
    inline void setColor(Qt::GlobalColor color);

    const QGradient *gradient() const;

    bool isOpaque() const;

    bool operator==(const QBrush &b) const;
    inline bool operator!=(const QBrush &b) const { return !(operator==(b)); }

#ifdef QT3_SUPPORT
    inline QT3_SUPPORT operator const QColor&() const;
    QT3_SUPPORT QPixmap *pixmap() const;
    inline QT3_SUPPORT void setPixmap(const QPixmap &pixmap) { setTexture(pixmap); }
#endif


public:
    inline bool isDetached() const;
    typedef QScopedPointer<QBrushData, QBrushDataPointerDeleter> DataPtr;
    inline DataPtr &data_ptr() { return d; }

struct QBrushData
{
    QAtomicInt ref;
    Qt::BrushStyle style;
    QColor color;
    QTransform transform;
};

// QGradient

public:
    enum Type {
        LinearGradient,
        RadialGradient,
        ConicalGradient,
        NoGradient
    };

    enum Spread {
        PadSpread,
        ReflectSpread,
        RepeatSpread
    };

    enum CoordinateMode {
        LogicalMode,
        StretchToDeviceMode,
        ObjectBoundingMode
    };

    enum InterpolationMode {
        ColorInterpolation,
        ComponentInterpolation
    };

    QGradient();

    Type type() const { return m_type; }

    inline void setSpread(Spread spread);
    Spread spread() const { return m_spread; }

    void setColorAt(qreal pos, const QColor &color);

    void setStops(const QGradientStops &stops);
    QGradientStops stops() const;

    CoordinateMode coordinateMode() const;
    void setCoordinateMode(CoordinateMode mode);

    InterpolationMode interpolationMode() const;
    void setInterpolationMode(InterpolationMode mode);

    bool operator==(const QGradient &gradient) const;
    inline bool operator!=(const QGradient &other) const
    { return !operator==(other); }

    bool operator==(const QGradient &gradient); // ### Qt 5: remove

// QRadialGradient : public QGradient

public:
    QRadialGradient();
    QRadialGradient(const QPointF &center, qreal radius, const QPointF &focalPoint);
    QRadialGradient(qreal cx, qreal cy, qreal radius, qreal fx, qreal fy);

    QRadialGradient(const QPointF &center, qreal radius);
    QRadialGradient(qreal cx, qreal cy, qreal radius);

    QRadialGradient(const QPointF &center, qreal centerRadius, const QPointF &focalPoint, qreal focalRadius);
    QRadialGradient(qreal cx, qreal cy, qreal centerRadius, qreal fx, qreal fy, qreal focalRadius);

    QPointF center() const;
    void setCenter(const QPointF &center);
    inline void setCenter(qreal x, qreal y) { setCenter(QPointF(x, y)); }

    QPointF focalPoint() const;
    void setFocalPoint(const QPointF &focalPoint);
    inline void setFocalPoint(qreal x, qreal y) { setFocalPoint(QPointF(x, y)); }

    qreal radius() const;
    void setRadius(qreal radius);

    qreal centerRadius() const;
    void setCenterRadius(qreal radius);

    qreal focalRadius() const;
    void setFocalRadius(qreal radius);

// QConicalGradient : public QGradient

public:
    QConicalGradient();
    QConicalGradient(const QPointF &center, qreal startAngle);
    QConicalGradient(qreal cx, qreal cy, qreal startAngle);

    QPointF center() const;
    void setCenter(const QPointF &center);
    inline void setCenter(qreal x, qreal y) { setCenter(QPointF(x, y)); }

    qreal angle() const;
    void setAngle(qreal angle);