| 1 | // Copyright (C) 2020 The Qt Company Ltd. |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
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| 3 | |
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| 4 | #ifndef QQMLPROFILEREVENTLOCATION_P_H |
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| 5 | #define QQMLPROFILEREVENTLOCATION_P_H |
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| 6 | |
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| 7 | #include <QtCore/qstring.h> |
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| 8 | #include <QtCore/qhash.h> |
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| 9 | #include <QtCore/qdatastream.h> |
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| 10 | #include <QtCore/private/qglobal_p.h> |
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| 11 | |
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| 12 | // |
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| 13 | // W A R N I N G |
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| 14 | // ------------- |
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| 15 | // |
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| 16 | // This file is not part of the Qt API. It exists purely as an |
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| 17 | // implementation detail. This header file may change from version to |
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| 18 | // version without notice, or even be removed. |
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| 19 | // |
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| 20 | // We mean it. |
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| 21 | // |
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| 22 | |
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| 23 | QT_BEGIN_NAMESPACE |
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| 24 | |
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| 25 | class QQmlProfilerEventLocation |
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| 26 | { |
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| 27 | public: |
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| 28 | QQmlProfilerEventLocation() : m_line(-1),m_column(-1) {} |
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| 29 | QQmlProfilerEventLocation(const QString &file, int lineNumber, int columnNumber) : |
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| 30 | m_filename(file), m_line(lineNumber), m_column(columnNumber) |
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| 31 | {} |
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| 32 | |
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| 33 | void clear() |
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| 34 | { |
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| 35 | m_filename.clear(); |
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| 36 | m_line = m_column = -1; |
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| 37 | } |
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| 38 | |
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| 39 | bool isValid() const |
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| 40 | { |
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| 41 | return !m_filename.isEmpty(); |
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| 42 | } |
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| 43 | |
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| 44 | QString filename() const { return m_filename; } |
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| 45 | int line() const { return m_line; } |
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| 46 | int column() const { return m_column; } |
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| 47 | |
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| 48 | private: |
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| 49 | friend QDataStream &operator>>(QDataStream &stream, QQmlProfilerEventLocation &location); |
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| 50 | friend QDataStream &operator<<(QDataStream &stream, const QQmlProfilerEventLocation &location); |
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| 51 | |
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| 52 | QString m_filename; |
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| 53 | int m_line; |
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| 54 | int m_column; |
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| 55 | }; |
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| 56 | |
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| 57 | inline bool operator==(const QQmlProfilerEventLocation &location1, |
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| 58 | const QQmlProfilerEventLocation &location2) |
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| 59 | { |
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| 60 | // compare filename last as it's expensive. |
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| 61 | return location1.line() == location2.line() && location1.column() == location2.column() |
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| 62 | && location1.filename() == location2.filename(); |
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| 63 | } |
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| 64 | |
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| 65 | inline bool operator!=(const QQmlProfilerEventLocation &location1, |
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| 66 | const QQmlProfilerEventLocation &location2) |
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| 67 | { |
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| 68 | return !(location1 == location2); |
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| 69 | } |
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| 70 | |
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| 71 | inline size_t qHash(const QQmlProfilerEventLocation &location) |
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| 72 | { |
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| 73 | return qHash(key: location.filename()) |
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| 74 | ^ ((location.line() & 0xfff) // 12 bits of line number |
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| 75 | | ((location.column() << 16) & 0xff0000)); // 8 bits of column |
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| 76 | |
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| 77 | } |
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| 78 | |
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| 79 | QDataStream &operator>>(QDataStream &stream, QQmlProfilerEventLocation &location); |
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| 80 | QDataStream &operator<<(QDataStream &stream, const QQmlProfilerEventLocation &location); |
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| 81 | |
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| 82 | Q_DECLARE_TYPEINFO(QQmlProfilerEventLocation, Q_RELOCATABLE_TYPE); |
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| 83 | |
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| 84 | QT_END_NAMESPACE |
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| 85 | |
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| 86 | #endif // QQMLPROFILEREVENTLOCATION_P_H |
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| 87 | |
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