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| 3 | ** Copyright (C) 2018 The Qt Company Ltd. |
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| 5 | ** |
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| 17 | ** GNU Lesser General Public License Usage |
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| 25 | ** GNU General Public License Usage |
| 26 | ** Alternatively, this file may be used under the terms of the GNU |
| 27 | ** General Public License version 2.0 or (at your option) the GNU General |
| 28 | ** Public license version 3 or any later version approved by the KDE Free |
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| 39 | |
| 40 | #ifndef QCOLORSPACE_H |
| 41 | #define QCOLORSPACE_H |
| 42 | |
| 43 | #include <QtGui/qtguiglobal.h> |
| 44 | #include <QtGui/qcolortransform.h> |
| 45 | #include <QtCore/qobjectdefs.h> |
| 46 | #include <QtCore/qshareddata.h> |
| 47 | #include <QtCore/qvariant.h> |
| 48 | |
| 49 | QT_BEGIN_NAMESPACE |
| 50 | |
| 51 | class QColorSpacePrivate; |
| 52 | class QPointF; |
| 53 | |
| 54 | class Q_GUI_EXPORT QColorSpace |
| 55 | { |
| 56 | Q_GADGET |
| 57 | public: |
| 58 | enum NamedColorSpace { |
| 59 | SRgb = 1, |
| 60 | SRgbLinear, |
| 61 | AdobeRgb, |
| 62 | DisplayP3, |
| 63 | ProPhotoRgb |
| 64 | }; |
| 65 | Q_ENUM(NamedColorSpace) |
| 66 | enum class Primaries { |
| 67 | Custom = 0, |
| 68 | SRgb, |
| 69 | AdobeRgb, |
| 70 | DciP3D65, |
| 71 | ProPhotoRgb |
| 72 | }; |
| 73 | Q_ENUM(Primaries) |
| 74 | enum class TransferFunction { |
| 75 | Custom = 0, |
| 76 | Linear, |
| 77 | Gamma, |
| 78 | SRgb, |
| 79 | ProPhotoRgb |
| 80 | }; |
| 81 | Q_ENUM(TransferFunction) |
| 82 | |
| 83 | QColorSpace(); |
| 84 | QColorSpace(NamedColorSpace namedColorSpace); |
| 85 | QColorSpace(Primaries primaries, TransferFunction transferFunction, float gamma = 0.0f); |
| 86 | QColorSpace(Primaries primaries, float gamma); |
| 87 | QColorSpace(const QPointF &whitePoint, const QPointF &redPoint, |
| 88 | const QPointF &greenPoint, const QPointF &bluePoint, |
| 89 | TransferFunction transferFunction, float gamma = 0.0f); |
| 90 | ~QColorSpace(); |
| 91 | |
| 92 | QColorSpace(const QColorSpace &colorSpace); |
| 93 | QColorSpace &operator=(const QColorSpace &colorSpace); |
| 94 | |
| 95 | QColorSpace(QColorSpace &&colorSpace) noexcept |
| 96 | : d_ptr(qExchange(t&: colorSpace.d_ptr, newValue: nullptr)) |
| 97 | { } |
| 98 | QColorSpace &operator=(QColorSpace &&colorSpace) noexcept |
| 99 | { |
| 100 | // Make the deallocation of this->d_ptr happen in ~QColorSpace() |
| 101 | QColorSpace(std::move(colorSpace)).swap(colorSpace&: *this); |
| 102 | return *this; |
| 103 | } |
| 104 | |
| 105 | void swap(QColorSpace &colorSpace) noexcept |
| 106 | { qSwap(value1&: d_ptr, value2&: colorSpace.d_ptr); } |
| 107 | |
| 108 | Primaries primaries() const noexcept; |
| 109 | TransferFunction transferFunction() const noexcept; |
| 110 | float gamma() const noexcept; |
| 111 | |
| 112 | void setTransferFunction(TransferFunction transferFunction, float gamma = 0.0f); |
| 113 | QColorSpace withTransferFunction(TransferFunction transferFunction, float gamma = 0.0f) const; |
| 114 | |
| 115 | void setPrimaries(Primaries primariesId); |
| 116 | void setPrimaries(const QPointF &whitePoint, const QPointF &redPoint, |
| 117 | const QPointF &greenPoint, const QPointF &bluePoint); |
| 118 | |
| 119 | bool isValid() const noexcept; |
| 120 | |
| 121 | friend Q_GUI_EXPORT bool operator==(const QColorSpace &colorSpace1, const QColorSpace &colorSpace2); |
| 122 | friend inline bool operator!=(const QColorSpace &colorSpace1, const QColorSpace &colorSpace2); |
| 123 | |
| 124 | static QColorSpace fromIccProfile(const QByteArray &iccProfile); |
| 125 | QByteArray iccProfile() const; |
| 126 | |
| 127 | QColorTransform transformationToColorSpace(const QColorSpace &colorspace) const; |
| 128 | |
| 129 | operator QVariant() const; |
| 130 | |
| 131 | private: |
| 132 | Q_DECLARE_PRIVATE(QColorSpace) |
| 133 | QColorSpacePrivate *d_ptr = nullptr; |
| 134 | |
| 135 | #ifndef QT_NO_DEBUG_STREAM |
| 136 | friend Q_GUI_EXPORT QDebug operator<<(QDebug dbg, const QColorSpace &colorSpace); |
| 137 | #endif |
| 138 | }; |
| 139 | |
| 140 | bool Q_GUI_EXPORT operator==(const QColorSpace &colorSpace1, const QColorSpace &colorSpace2); |
| 141 | inline bool operator!=(const QColorSpace &colorSpace1, const QColorSpace &colorSpace2) |
| 142 | { |
| 143 | return !(colorSpace1 == colorSpace2); |
| 144 | } |
| 145 | |
| 146 | Q_DECLARE_SHARED(QColorSpace) |
| 147 | |
| 148 | // QColorSpace stream functions |
| 149 | #if !defined(QT_NO_DATASTREAM) |
| 150 | Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QColorSpace &); |
| 151 | Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QColorSpace &); |
| 152 | #endif |
| 153 | |
| 154 | #ifndef QT_NO_DEBUG_STREAM |
| 155 | Q_GUI_EXPORT QDebug operator<<(QDebug, const QColorSpace &); |
| 156 | #endif |
| 157 | |
| 158 | QT_END_NAMESPACE |
| 159 | |
| 160 | #endif // QCOLORSPACE_P_H |
| 161 | |