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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Copyright (C) 2019 Luxoft Sweden AB
** Copyright (C) 2018 Pelagicore AG
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtIvi module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef MEDIAPLAYERBACKEND_H
#define MEDIAPLAYERBACKEND_H
#include <QtIviMedia/QIviMediaPlayerBackendInterface>
#include <QSqlDatabase>
#include <QtMultimedia/QMediaPlayer>
QT_FORWARD_DECLARE_CLASS(QMediaPlaylist);
QT_FORWARD_DECLARE_CLASS(QThreadPool);
class MediaPlayerBackend : public QIviMediaPlayerBackendInterface
{
Q_OBJECT
Q_PROPERTY(QIviMediaPlayer::PlayMode playMode READ playMode WRITE setPlayMode NOTIFY playModeChanged)
Q_PROPERTY(QIviMediaPlayer::PlayState playState READ playState NOTIFY playStateChanged)
Q_PROPERTY(qint64 position READ position WRITE setPosition NOTIFY positionChanged)
Q_PROPERTY(qint64 duration READ duration NOTIFY durationChanged)
Q_PROPERTY(QVariant currentTrack READ currentTrack NOTIFY currentTrackChanged)
Q_PROPERTY(int currentIndex READ currentIndex WRITE setCurrentIndex NOTIFY currentIndexChanged)
Q_PROPERTY(int volume READ volume WRITE setVolume NOTIFY volumeChanged)
Q_PROPERTY(bool muted READ isMuted WRITE setMuted NOTIFY mutedChanged)
public:
enum OperationType {
Select,
Insert,
Remove,
Move,
SetIndex
};
Q_ENUM(OperationType)
MediaPlayerBackend(const QSqlDatabase &database, QObject *parent = nullptr);
void initialize() override;
void play() override;
void pause() override;
void stop() override;
void seek(qint64 offset) override;
void next() override;
void previous() override;
QIviMediaPlayer::PlayMode playMode() const;
QIviMediaPlayer::PlayState playState() const;
qint64 position() const;
qint64 duration() const;
QVariant currentTrack() const;
int currentIndex() const;
int volume() const;
bool isMuted() const;
bool canReportCount() const;
signals:
void playTrack(const QUrl& url);
public Q_SLOTS:
void setPlayMode(QIviMediaPlayer::PlayMode playMode) override;
void setPosition(qint64 position) override;
void setCurrentIndex(int index) override;
void setVolume(int volume) override;
void setMuted(bool muted) override;
void fetchData(const QUuid &identifier, int start, int count) override;
void insert(int index, const QVariant &i) override;
void remove(int index) override;
void move(int cur_index, int new_index) override;
void doSqlOperation(MediaPlayerBackend::OperationType type, const QStringList &queries, const QUuid &identifier, int start, int count);
private Q_SLOTS:
void onStateChanged(QMediaPlayer::PlaybackState state);
void onMediaStatusChanged(QMediaPlayer::MediaStatus status);
void onPositionChanged(qint64 position);
void onDurationChanged(qint64 duration);
void onPlayTrack(const QUrl& url);
private:
int m_count;
int m_currentIndex;
QVariant m_currentTrack;
QIviMediaPlayer::PlayMode m_playMode;
QIviMediaPlayer::PlayState m_requestedState;
QIviMediaPlayer::PlayState m_state;
QThreadPool *m_threadPool;
QMediaPlayer *m_player;
QSqlDatabase m_db;
};
#endif // MEDIAPLAYERBACKEND_H
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