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
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
|
/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QMEDIATIMERANGE_H
#define QMEDIATIMERANGE_H
#include <qtmultimediadefs.h>
#include "qtmedianamespace.h"
#include <QtCore/qshareddata.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Multimedia)
class QMediaTimeRangePrivate;
class Q_MULTIMEDIA_EXPORT QMediaTimeInterval
{
public:
QMediaTimeInterval();
QMediaTimeInterval(qint64 start, qint64 end);
QMediaTimeInterval(const QMediaTimeInterval&);
qint64 start() const;
qint64 end() const;
bool contains(qint64 time) const;
bool isNormal() const;
QMediaTimeInterval normalized() const;
QMediaTimeInterval translated(qint64 offset) const;
private:
friend class QMediaTimeRangePrivate;
friend class QMediaTimeRange;
qint64 s;
qint64 e;
};
Q_MULTIMEDIA_EXPORT bool operator==(const QMediaTimeInterval&, const QMediaTimeInterval&);
Q_MULTIMEDIA_EXPORT bool operator!=(const QMediaTimeInterval&, const QMediaTimeInterval&);
class Q_MULTIMEDIA_EXPORT QMediaTimeRange
{
public:
QMediaTimeRange();
QMediaTimeRange(qint64 start, qint64 end);
QMediaTimeRange(const QMediaTimeInterval&);
QMediaTimeRange(const QMediaTimeRange &range);
~QMediaTimeRange();
QMediaTimeRange &operator=(const QMediaTimeRange&);
QMediaTimeRange &operator=(const QMediaTimeInterval&);
qint64 earliestTime() const;
qint64 latestTime() const;
QList<QMediaTimeInterval> intervals() const;
bool isEmpty() const;
bool isContinuous() const;
bool contains(qint64 time) const;
void addInterval(qint64 start, qint64 end);
void addInterval(const QMediaTimeInterval &interval);
void addTimeRange(const QMediaTimeRange&);
void removeInterval(qint64 start, qint64 end);
void removeInterval(const QMediaTimeInterval &interval);
void removeTimeRange(const QMediaTimeRange&);
QMediaTimeRange& operator+=(const QMediaTimeRange&);
QMediaTimeRange& operator+=(const QMediaTimeInterval&);
QMediaTimeRange& operator-=(const QMediaTimeRange&);
QMediaTimeRange& operator-=(const QMediaTimeInterval&);
void clear();
private:
QSharedDataPointer<QMediaTimeRangePrivate> d;
};
Q_MULTIMEDIA_EXPORT bool operator==(const QMediaTimeRange&, const QMediaTimeRange&);
Q_MULTIMEDIA_EXPORT bool operator!=(const QMediaTimeRange&, const QMediaTimeRange&);
Q_MULTIMEDIA_EXPORT QMediaTimeRange operator+(const QMediaTimeRange&, const QMediaTimeRange&);
Q_MULTIMEDIA_EXPORT QMediaTimeRange operator-(const QMediaTimeRange&, const QMediaTimeRange&);
#ifndef QT_NO_DEBUG_STREAM
Q_MULTIMEDIA_EXPORT QDebug operator<<(QDebug, const QMediaTimeRange &);
#endif
QT_END_NAMESPACE
QT_END_HEADER
#endif // QMEDIATIMERANGE_H
|
