qcolorspace.h - mozsearch

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// Copyright (C) 2018 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

// Qt-Security score:significant reason:default

#ifndef QCOLORSPACE_H

#define QCOLORSPACE_H

#include <QtGui/qtguiglobal.h>

#include <QtGui/qcolortransform.h>

#include <QtCore/qobjectdefs.h>

#include <QtCore/qpoint.h>

#include <QtCore/qshareddata.h>

#include <QtCore/qvariant.h>

QT_BEGIN_NAMESPACE

class QColorSpacePrivate;

QT_DECLARE_QESDP_SPECIALIZATION_DTOR_WITH_EXPORT(QColorSpacePrivate, Q_GUI_EXPORT)

class Q_GUI_EXPORT QColorSpace

    Q_GADGET

public:

    enum NamedColorSpace {

        SRgb = 1,

        SRgbLinear,

        AdobeRgb,

        DisplayP3,

        ProPhotoRgb,

        Bt2020,

        Bt2100Pq,

        Bt2100Hlg,

};

    Q_ENUM(NamedColorSpace)

    enum class Primaries {

        Custom = 0,

        SRgb,

        AdobeRgb,

        DciP3D65,

        ProPhotoRgb,

        Bt2020,

};

    Q_ENUM(Primaries)

    enum class TransferFunction {

        Custom = 0,

        Linear,

        Gamma,

        SRgb,

        ProPhotoRgb,

        Bt2020,

        St2084,

        Hlg,

};

    Q_ENUM(TransferFunction)

    enum class TransformModel : uint8_t {

        ThreeComponentMatrix = 0,

        ElementListProcessing,

};

    Q_ENUM(TransformModel)

    enum class ColorModel : uint8_t {

        Undefined = 0,

        Rgb = 1,

        Gray = 2,

        Cmyk = 3,

};

    Q_ENUM(ColorModel)

    struct PrimaryPoints

        Q_GUI_EXPORT static PrimaryPoints fromPrimaries(Primaries primaries);

        Q_GUI_EXPORT bool isValid() const noexcept;

        QPointF whitePoint;

        QPointF redPoint;

        QPointF greenPoint;

        QPointF bluePoint;

};

    QColorSpace() noexcept = default;

    QColorSpace(NamedColorSpace namedColorSpace);

    explicit QColorSpace(QPointF whitePoint, TransferFunction transferFunction, float gamma = 0.0f);

    explicit QColorSpace(QPointF whitePoint, const QList<uint16_t> &transferFunctionTable);

    QColorSpace(Primaries primaries, TransferFunction transferFunction, float gamma = 0.0f);

    QColorSpace(Primaries primaries, float gamma);

    QColorSpace(Primaries primaries, const QList<uint16_t> &transferFunctionTable);

    QColorSpace(const QPointF &whitePoint, const QPointF &redPoint,

                const QPointF &greenPoint, const QPointF &bluePoint,

                TransferFunction transferFunction, float gamma = 0.0f);

    QColorSpace(const PrimaryPoints &primaryPoints,

                TransferFunction transferFunction, float gamma = 0.0f);

    QColorSpace(const QPointF &whitePoint, const QPointF &redPoint,

                const QPointF &greenPoint, const QPointF &bluePoint,

                const QList<uint16_t> &transferFunctionTable);

    QColorSpace(const QPointF &whitePoint, const QPointF &redPoint,

                const QPointF &greenPoint, const QPointF &bluePoint,

                const QList<uint16_t> &redTransferFunctionTable,

                const QList<uint16_t> &greenTransferFunctionTable,

                const QList<uint16_t> &blueTransferFunctionTable);

    ~QColorSpace();

    QColorSpace(const QColorSpace &colorSpace) noexcept;

    QColorSpace &operator=(const QColorSpace &colorSpace) noexcept

        QColorSpace copy(colorSpace);

        swap(copy);

        return *this;

    QColorSpace(QColorSpace &&colorSpace) noexcept = default;

    QT_MOVE_ASSIGNMENT_OPERATOR_IMPL_VIA_MOVE_AND_SWAP(QColorSpace)

    void swap(QColorSpace &colorSpace) noexcept

    { d_ptr.swap(colorSpace.d_ptr); }

    Primaries primaries() const noexcept;

    TransferFunction transferFunction() const noexcept;

    float gamma() const noexcept;

    QString description() const noexcept;

    void setDescription(const QString &description);

    void setTransferFunction(TransferFunction transferFunction, float gamma = 0.0f);

    void setTransferFunction(const QList<uint16_t> &transferFunctionTable);

    void setTransferFunctions(const QList<uint16_t> &redTransferFunctionTable,

                              const QList<uint16_t> &greenTransferFunctionTable,

                              const QList<uint16_t> &blueTransferFunctionTable);

    QColorSpace withTransferFunction(TransferFunction transferFunction, float gamma = 0.0f) const;

    QColorSpace withTransferFunction(const QList<uint16_t> &transferFunctionTable) const;

    QColorSpace withTransferFunctions(const QList<uint16_t> &redTransferFunctionTable,

                                      const QList<uint16_t> &greenTransferFunctionTable,

                                      const QList<uint16_t> &blueTransferFunctionTable) const;

    void setPrimaries(Primaries primariesId);

    void setPrimaries(const QPointF &whitePoint, const QPointF &redPoint,

                      const QPointF &greenPoint, const QPointF &bluePoint);

    void setWhitePoint(QPointF whitePoint);

    QPointF whitePoint() const;

    void setPrimaryPoints(const PrimaryPoints &primaryPoints);

    PrimaryPoints primaryPoints() const;

    TransformModel transformModel() const noexcept;

    ColorModel colorModel() const noexcept;

    void detach();

    bool isValid() const noexcept;

    bool isValidTarget() const noexcept;

    friend inline bool operator==(const QColorSpace &colorSpace1, const QColorSpace &colorSpace2)

    { return colorSpace1.equals(colorSpace2); }

    friend inline bool operator!=(const QColorSpace &colorSpace1, const QColorSpace &colorSpace2)

    { return !(colorSpace1 == colorSpace2); }

    static QColorSpace fromIccProfile(const QByteArray &iccProfile);

    QByteArray iccProfile() const;

    QColorTransform transformationToColorSpace(const QColorSpace &colorspace) const;

    operator QVariant() const;

private:

    friend class QColorSpacePrivate;

    bool equals(const QColorSpace &other) const;

    QExplicitlySharedDataPointer<QColorSpacePrivate> d_ptr;

#ifndef QT_NO_DEBUG_STREAM

    friend Q_GUI_EXPORT QDebug operator<<(QDebug dbg, const QColorSpace &colorSpace);

#endif

};

Q_DECLARE_SHARED(QColorSpace)

// QColorSpace stream functions

#if !defined(QT_NO_DATASTREAM)

Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QColorSpace &);

Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QColorSpace &);

#endif

#ifndef QT_NO_DEBUG_STREAM

Q_GUI_EXPORT QDebug operator<<(QDebug, const QColorSpace &);

#endif

QT_END_NAMESPACE

#endif // QCOLORSPACE_P_H