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Diffstat (limited to 'src/multimediakit/qmediatimerange.h')
-rw-r--r-- | src/multimediakit/qmediatimerange.h | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/src/multimediakit/qmediatimerange.h b/src/multimediakit/qmediatimerange.h new file mode 100644 index 000000000..cb236c688 --- /dev/null +++ b/src/multimediakit/qmediatimerange.h @@ -0,0 +1,132 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the Qt Mobility Components. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 <qmobilityglobal.h> +#include "qtmedianamespace.h" +#include <QtCore/qshareddata.h> + +QT_BEGIN_NAMESPACE + +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 + +#endif // QMEDIATIMERANGE_H |