aboutsummaryrefslogtreecommitdiffstats
path: root/src/qmldebug/qqmlprofilereventlocation_p.h
blob: 3f900add5aa8767dd146588c9aebf769ac63e09f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
****************************************************************************/

#ifndef QQMLPROFILEREVENTLOCATION_P_H
#define QQMLPROFILEREVENTLOCATION_P_H

#include <QtCore/qstring.h>
#include <QtCore/qhash.h>
#include <QtCore/qdatastream.h>

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

QT_BEGIN_NAMESPACE

class QQmlProfilerEventLocation
{
public:
    QQmlProfilerEventLocation() : m_line(-1),m_column(-1) {}
    QQmlProfilerEventLocation(const QString &file, int lineNumber, int columnNumber) :
        m_filename(file), m_line(lineNumber), m_column(columnNumber)
    {}

    void clear()
    {
        m_filename.clear();
        m_line = m_column = -1;
    }

    bool isValid() const
    {
        return !m_filename.isEmpty();
    }

    QString filename() const { return m_filename; }
    int line() const { return m_line; }
    int column() const { return m_column; }

private:
    friend QDataStream &operator>>(QDataStream &stream, QQmlProfilerEventLocation &location);
    friend QDataStream &operator<<(QDataStream &stream, const QQmlProfilerEventLocation &location);

    QString m_filename;
    int m_line;
    int m_column;
};

inline bool operator==(const QQmlProfilerEventLocation &location1,
                       const QQmlProfilerEventLocation &location2)
{
    // compare filename last as it's expensive.
    return location1.line() == location2.line() && location1.column() == location2.column()
            && location1.filename() == location2.filename();
}

inline bool operator!=(const QQmlProfilerEventLocation &location1,
                       const QQmlProfilerEventLocation &location2)
{
    return !(location1 == location2);
}

inline uint qHash(const QQmlProfilerEventLocation &location)
{
    return qHash(location.filename())
            ^ ((location.line() & 0xfff)                   // 12 bits of line number
               | ((location.column() << 16) & 0xff0000));  // 8 bits of column

}

QDataStream &operator>>(QDataStream &stream, QQmlProfilerEventLocation &location);
QDataStream &operator<<(QDataStream &stream, const QQmlProfilerEventLocation &location);

Q_DECLARE_TYPEINFO(QQmlProfilerEventLocation, Q_MOVABLE_TYPE);

QT_END_NAMESPACE

#endif // QQMLPROFILEREVENTLOCATION_P_H