/src/qtbase/src/gui/painting/qcmyk_p.h
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1 | | // Copyright (C) 2023 The Qt Company Ltd. |
2 | | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
3 | | // Qt-Security score:significant reason:default |
4 | | |
5 | | #ifndef QCMYK_P_H |
6 | | #define QCMYK_P_H |
7 | | |
8 | | // |
9 | | // W A R N I N G |
10 | | // ------------- |
11 | | // |
12 | | // This file is not part of the Qt API. It exists purely as an |
13 | | // implementation detail. This header file may change from version to |
14 | | // version without notice, or even be removed. |
15 | | // |
16 | | // We mean it. |
17 | | // |
18 | | |
19 | | #include <QtGui/private/qtguiglobal_p.h> |
20 | | #include <QtGui/qcolor.h> |
21 | | |
22 | | QT_BEGIN_NAMESPACE |
23 | | |
24 | | class QCmyk32 |
25 | | { |
26 | | private: |
27 | | uint m_cmyk = 0; |
28 | | friend constexpr bool comparesEqual(const QCmyk32 &lhs, const QCmyk32 &rhs) noexcept |
29 | 0 | { |
30 | 0 | return lhs.m_cmyk == rhs.m_cmyk; |
31 | 0 | } |
32 | | |
33 | | public: |
34 | 0 | QCmyk32() = default; |
35 | | |
36 | | constexpr QCmyk32(int cyan, int magenta, int yellow, int black) : |
37 | | #if Q_BYTE_ORDER == Q_BIG_ENDIAN |
38 | | m_cmyk(uint(cyan) << 24 | magenta << 16 | yellow << 8 | black) |
39 | | #else |
40 | 0 | m_cmyk(cyan | magenta << 8 | yellow << 16 | uint(black) << 24) |
41 | | #endif |
42 | 0 | { |
43 | 0 | } |
44 | | |
45 | | #if Q_BYTE_ORDER == Q_BIG_ENDIAN |
46 | | constexpr int cyan() const noexcept { return (m_cmyk >> 24) & 0xff; } |
47 | | constexpr int magenta() const noexcept { return (m_cmyk >> 16) & 0xff; } |
48 | | constexpr int yellow() const noexcept { return (m_cmyk >> 8) & 0xff; } |
49 | | constexpr int black() const noexcept { return (m_cmyk ) & 0xff; } |
50 | | #else |
51 | 0 | constexpr int cyan() const noexcept { return (m_cmyk ) & 0xff; } |
52 | 0 | constexpr int magenta() const noexcept { return (m_cmyk >> 8) & 0xff; } |
53 | 0 | constexpr int yellow() const noexcept { return (m_cmyk >> 16) & 0xff; } |
54 | 0 | constexpr int black() const noexcept { return (m_cmyk >> 24) & 0xff; } |
55 | | #endif |
56 | | |
57 | | QColor toColor() const noexcept |
58 | 0 | { |
59 | 0 | return QColor::fromCmyk(cyan(), magenta(), yellow(), black()); |
60 | 0 | } |
61 | | |
62 | | constexpr uint toUint() const noexcept |
63 | 0 | { |
64 | 0 | return m_cmyk; |
65 | 0 | } |
66 | | |
67 | | constexpr static QCmyk32 fromCmyk32(uint cmyk) noexcept |
68 | 0 | { |
69 | 0 | QCmyk32 result; |
70 | 0 | result.m_cmyk = cmyk; |
71 | 0 | return result; |
72 | 0 | } |
73 | | |
74 | | static QCmyk32 fromRgba(QRgb rgba) noexcept |
75 | 0 | { |
76 | 0 | const QColor c = QColor(rgba).toCmyk(); |
77 | 0 | return QCmyk32(c.cyan(), c.magenta(), c.yellow(), c.black()); |
78 | 0 | } |
79 | | |
80 | | static QCmyk32 fromColor(const QColor &color) noexcept |
81 | 0 | { |
82 | 0 | QColor c = color.toCmyk(); |
83 | 0 | return QCmyk32(c.cyan(), c.magenta(), c.yellow(), c.black()); |
84 | 0 | } |
85 | | |
86 | | Q_DECLARE_EQUALITY_COMPARABLE_LITERAL_TYPE(QCmyk32) Unexecuted instantiation: operator==(QCmyk32 const&, QCmyk32 const&) Unexecuted instantiation: operator!=(QCmyk32 const&, QCmyk32 const&) |
87 | | }; |
88 | | |
89 | | static_assert(sizeof(QCmyk32) == sizeof(int)); |
90 | | static_assert(alignof(QCmyk32) == alignof(int)); |
91 | | static_assert(std::is_standard_layout_v<QCmyk32>); |
92 | | |
93 | | QT_END_NAMESPACE |
94 | | |
95 | | #endif // QCMYK_P_H |