/***************************************************************************
* Copyright (C) 2010 by Ilya Kotov *
* forkotov02@hotmail.ru *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include <QFile>
#include <QDBusMetaType>
#include <QDBusArgument>
#include <QDBusMessage>
#include <QDBusConnection>
#include <qmmp/soundcore.h>
#include <qmmp/metadatamanager.h>
#include <qmmpui/mediaplayer.h>
#include <qmmpui/playlistmanager.h>
#include "player2object.h"
Player2Object::Player2Object(QObject *parent) : QObject(parent)
{
m_prev_item = 0;
m_previous_pos = 0;
m_core = SoundCore::instance();
m_player = MediaPlayer::instance();
m_pl_manager = m_player->playListManager();
connect(m_core, SIGNAL(stateChanged (Qmmp::State)), SLOT(emitPropertiesChanged()));
connect(m_core, SIGNAL(metaDataChanged ()), SLOT(updateId()));
connect(m_core, SIGNAL(metaDataChanged ()), SLOT(emitPropertiesChanged()));
connect(m_core, SIGNAL(stateChanged (Qmmp::State)), SLOT(emitPropertiesChanged()));
connect(m_core, SIGNAL(stateChanged (Qmmp::State)), SLOT(checkState(Qmmp::State)));
connect(m_core, SIGNAL(volumeChanged(int,int)), SLOT(emitPropertiesChanged()));
connect(m_core, SIGNAL(elapsedChanged(qint64)), SLOT(checkSeeking(qint64)));
connect(m_pl_manager, SIGNAL(repeatableListChanged(bool)), SLOT(emitPropertiesChanged()));
connect(m_pl_manager, SIGNAL(shuffleChanged(bool)), SLOT(emitPropertiesChanged()));
connect(m_player, SIGNAL(repeatableChanged(bool)), SLOT(emitPropertiesChanged()));
syncProperties();
}
Player2Object::~Player2Object()
{}
bool Player2Object::canControl() const
{
return true;
}
bool Player2Object::canGoNext() const
{
return m_pl_manager->currentPlayList()->nextItem() != 0;
}
bool Player2Object::canGoPrevious() const
{
return m_pl_manager->currentPlayList()->currentRow() > 0;
}
bool Player2Object::canPause() const
{
return (m_core->state() == Qmmp::Paused || m_core->state() == Qmmp::Playing);
}
bool Player2Object::canPlay() const
{
return m_pl_manager->currentPlayList()->count() != 0;
}
bool Player2Object::canSeek() const
{
return m_core->totalTime() > 0;
}
QString Player2Object::loopStatus() const
{
if(m_player->isRepeatable())
return "Track";
else if(m_pl_manager->isRepeatableList())
return "Playlist";
else
return "None";
}
void Player2Object::setLoopStatus(const QString &value)
{
if(value == "Track")
{
m_player->setRepeatable(true);
}
else if(value == "Playlist")
{
m_pl_manager->setRepeatableList(true);
m_player->setRepeatable(false);
}
else
{
m_pl_manager->setRepeatableList(false);
m_player->setRepeatable(false);
}
}
double Player2Object::maximumRate() const
{
return 1.0;
}
QVariantMap Player2Object::metadata() const
{
PlayListItem *item = m_pl_manager->currentPlayList()->currentItem();
if(!item || m_core->metaData(Qmmp::URL).isEmpty())
return QVariantMap();
QVariantMap map;
map["mpris:length"] = m_core->totalTime() * 1000;
if(!MetaDataManager::instance()->getCoverPath(m_core->metaData(Qmmp::URL)).isEmpty())
map["mpris:artUrl"] = MetaDataManager::instance()->getCoverPath(m_core->metaData(Qmmp::URL));
if(!m_core->metaData(Qmmp::ALBUM).isEmpty())
map["xesam:album"] = m_core->metaData(Qmmp::ALBUM);
if(!m_core->metaData(Qmmp::ARTIST).isEmpty())
map["xesam:artist"] = QStringList() << m_core->metaData(Qmmp::ARTIST);
if(!m_core->metaData(Qmmp::COMMENT).isEmpty())
map["xseam:comment"] = QStringList() << m_core->metaData(Qmmp::COMMENT);
if(!m_core->metaData(Qmmp::COMPOSER).isEmpty())
map["xesam:composer"] = QStringList() << m_core->metaData(Qmmp::COMPOSER);
if(!m_core->metaData(Qmmp::DISCNUMBER).isEmpty())
map["xesam:discNumber"] = m_core->metaData(Qmmp::DISCNUMBER).toInt();
if(!m_core->metaData(Qmmp::GENRE).isEmpty())
map["xesam:genre"] = QStringList() << m_core->metaData(Qmmp::GENRE);
if(!m_core->metaData(Qmmp::TITLE).isEmpty())
map["xesam:title"] = QStringList() << m_core->metaData(Qmmp::TITLE);
if(!m_core->metaData(Qmmp::TRACK).isEmpty())
map["xesam:trackNumber"] = m_core->metaData(Qmmp::TRACK);
map["mpris:trackid"] = m_trackID;
map["xesam:url"] = m_core->metaData(Qmmp::URL);
return map;
}
double Player2Object::minimumRate() const
{
return 1.0;
}
QString Player2Object::playbackStatus() const
{
if(m_core->state() == Qmmp::Playing)
return "Playing";
else if (m_core->state() == Qmmp::Paused)
return "Paused";
return "Stopped";
}
qlonglong Player2Object::position() const
{
return m_core->elapsed() * 1000;
}
double Player2Object::rate() const
{
return 1.0;
}
void Player2Object::setRate(double value)
{
Q_UNUSED(value)
}
bool Player2Object::shuffle() const
{
return m_pl_manager->isShuffle();
}
void Player2Object::setShuffle(bool value)
{
m_pl_manager->setShuffle(value);
}
double Player2Object::volume() const
{
return qMax(m_core->leftVolume(), m_core->rightVolume())/100.0;
}
void Player2Object::Player2Object::setVolume(double value)
{
value = qBound(0.0, value ,1.0);
int balance = (volume() > 0) ? (m_core->rightVolume() - m_core->leftVolume())/volume() : 0;
m_core->setVolume(value*100 - qMax(balance,0)*value,
value*100 + qMin(balance,0)*value);
}
void Player2Object::Next()
{
m_player->next();
}
void Player2Object::OpenUri(const QString &in0)
{
QString path = in0;
if(in0.startsWith("file://"))
{
path = QUrl(in0).toLocalFile ();
if(!QFile::exists(path))
return; //error
}
if(!m_pl_manager->currentPlayList()->isLoaderRunning())
{
m_pl_manager->selectPlayList(m_pl_manager->currentPlayList());
connect(m_pl_manager->currentPlayList(), SIGNAL(itemAdded(PlayListItem*)),
SLOT(playItem(PlayListItem*)));
connect(m_pl_manager->currentPlayList(), SIGNAL(loaderFinished()), this, SLOT(disconnectPl()));
}
m_pl_manager->currentPlayList()->add(path);
}
void Player2Object::Pause()
{
m_core->pause();
}
void Player2Object::Play()
{
m_player->play();
}
void Player2Object::PlayPause()
{
if(m_core->state() == Qmmp::Stopped)
m_player->play();
else if(m_core->state() == Qmmp::Paused || m_core->state() == Qmmp::Playing)
m_core->pause();
}
void Player2Object::Previous()
{
m_player->previous();
}
void Player2Object::Seek(qlonglong Offset)
{
m_core->seek(qMin((qint64)0, m_core->elapsed() + Offset/1000));
}
void Player2Object::SetPosition(const QDBusObjectPath &TrackId, qlonglong Position)
{
if(m_trackID == TrackId.path())
m_core->seek(Position/1000);
else
qWarning("Player2Object: SetPosition() called with a invalid trackId");
}
void Player2Object::Stop()
{
m_core->stop();
}
void Player2Object::emitPropertiesChanged()
{
QList<QByteArray> changedProps;
if(m_props["canGoNext"] != canGoNext())
changedProps << "canGoNext";
if(m_props["canGoPrevious"] != canGoPrevious())
changedProps << "canGoPrevious";
if(m_props["canPause"] != canPause())
changedProps << "canPause";
if(m_props["canPlay"] != canPlay())
changedProps << "canPlay";
if(m_props["canSeek"] != canSeek())
changedProps << "canSeek";
if(m_props["loopStatus"] != loopStatus())
changedProps << "loopStatus";
if(m_props["maximumRate"] != maximumRate())
changedProps << "maximumRate";
if(m_props["minimumRate"] != minimumRate())
changedProps << "minimumRate";
if(m_props["playbackStatus"] != playbackStatus())
changedProps << "playbackStatus";
if(m_props["position"] != position())
changedProps << "position";
if(m_props["rate"] != rate())
changedProps << "rate";
if(m_props["shuffle"] != shuffle())
changedProps << "shuffle";
if(m_props["volume"] != volume())
changedProps << "volume";
if(m_props["metadata"] != metadata())
changedProps << "metadata";
syncProperties();
if(changedProps.isEmpty())
return;
QVariantMap map;
foreach(QByteArray name, changedProps)
map.insert(name, m_props.value(name));
QDBusMessage msg = QDBusMessage::createSignal("/org/mpris/MediaPlayer2",
"org.freedesktop.DBus.Properties", "PropertiesChanged");
QVariantList args = QVariantList()
<< "org.mpris.MediaPlayer2.Player"
<< map
<< QStringList();
msg.setArguments(args);
QDBusConnection::sessionBus().send(msg);
}
void Player2Object::updateId()
{
if(m_prev_item != m_pl_manager->currentPlayList()->currentItem())
{
m_trackID = QString("%1/Track/%2").arg("/org/mpris/MediaPlayer2").arg(qrand());
m_prev_item = m_pl_manager->currentPlayList()->currentItem();
}
}
void Player2Object::checkState(Qmmp::State state)
{
if(state == Qmmp::Playing)
m_previous_pos = 0;
}
void Player2Object::checkSeeking(qint64 elapsed)
{
if(abs(elapsed - m_previous_pos) > 2000)
{
emit Seeked(elapsed * 1000);
}
m_previous_pos = elapsed;
}
void Player2Object::playItem(PlayListItem *item)
{
m_pl_manager->selectPlayList((PlayListModel*)sender());
m_pl_manager->activatePlayList((PlayListModel*)sender());
disconnect(sender(), SIGNAL(itemAddded(itemAdded(PlayListItem*))), this, SLOT(playItem(PlayListItem*)));
if(!m_pl_manager->currentPlayList()->setCurrent(item))
return;
m_core->stop();
m_player->play();
}
void Player2Object::disconnectPl()
{
disconnect(sender(), SIGNAL(itemAddded(itemAdded(PlayListItem*))), this, SLOT(playItem(PlayListItem*)));
}
void Player2Object::syncProperties()
{
m_props["canGoNext"] = canGoNext();
m_props["canGoPrevious"] = canGoPrevious();
m_props["canPause"] = canPause();
m_props["canPlay"] = canPlay();
m_props["canSeek"] = canSeek();
m_props["loopStatus"] = loopStatus();
m_props["maximumRate"] = maximumRate();
m_props["minimumRate"] = minimumRate();
m_props["playbackStatus"] = playbackStatus();
m_props["position"] = position();
m_props["rate"] = rate();
m_props["shuffle"] = shuffle();
m_props["volume"] = volume();
m_props["metadata"] = metadata();
}
