void KNMusicNowPlaying::onActionBackendFinished()
{
//Add play times on current row.
if(playingMusicModel() && m_playingIndex.isValid())
{
//Add play times on the playing index.
playingMusicModel()->addPlayingTimes(m_playingIndex);
}
//Set the manual playing flag to become false.
m_manualPlayed=false;
//If current mode is repeat the current track, then just play it again.
if(RepeatTrack==m_loopState)
{
//Check the backend first.
if(m_backend!=nullptr &&
m_playingAnalysisItem.detailInfo.duration>0)
{
//Check it's URL.
if(m_playingAnalysisItem.detailInfo.url.isEmpty())
{
//Replay the backend.
m_backend->play();
}
else
{
//Simply reset the model.
reset();
}
}
//Action finished.
return;
}
//Or else, play next.
playNextRow(false);
}
void KNMusicNowPlaying::setPlayingRating(int rating)
{
//Check the playing model.
if(!m_playingIndex.isValid())
{
//Ignore the playing index.
return;
}
//Update the detail info.
if(playingMusicModel())
{
playingMusicModel()->setTextData(m_playingIndex.row(),
Rating,
QString::number(rating));
}
}
void KNMusicNowPlaying::playMusicRow(KNMusicProxyModel *model,
int row,
KNMusicTab *tab)
{
//Check the model and chech the music model of the model.
//Clear whether the previous model is the current model.
if(m_playingProxyModel!=model)
{
//Check the previous model null.
if(playingMusicModel()!=nullptr)
{
//Disconnect all the monitor signals.
m_musicModelConnections.disconnectAll();
//Reset the previous proxy odel.
playingMusicModel()->setPlayingIndex(QModelIndex());
}
//Save the new proxy model.
m_playingProxyModel=model;
//Emit the proxy model changed signal.
emit nowPlayingModelChanged(m_playingProxyModel);
//Save the music tab.
m_playingTab=tab;
//Check the music model first, we can only connect when its not null.
if(playingMusicModel())
{
//Connect the monitor signals.
m_musicModelConnections.append(
connect(playingMusicModel(),
&KNMusicModel::playingItemRemoved,
this,
&KNMusicNowPlaying::onActionPlayingItemRemoved));
m_musicModelConnections.append(
connect(playingMusicModel(),
&KNMusicModel::dataChanged,
this,
&KNMusicNowPlaying::onActionModelDataChanged));
}
}
//Reset the current playing index to be empty.
m_playingIndex=QPersistentModelIndex();
//Marked last played action is done manually, this parameter will be used in
//playNext function for checking.
m_manualPlayed=true;
//Play the row.
playRow(row);
}
void KNMusicNowPlaying::onActionLoadSuccess()
{
//Clear out the cannot playing flag.
playingMusicModel()->setData(m_playingIndex,
false,
CannotPlayFlagRole);
//Give out the current.
emit nowPlayingChanged(m_playingAnalysisItem);
}
void KNMusicNowPlaying::onActionLoadSuccess()
{
//Check the model first.
if(playingMusicModel())
{
//Block model signal first.
playingMusicModel()->blockSignals(true);
//Clear out the cannot playing flag.
playingMusicModel()->setData(m_playingIndex,
false,
CannotPlayFlagRole);
//Block model signal first.
playingMusicModel()->blockSignals(false);
//Give out the current.
emit nowPlayingChanged(m_playingAnalysisItem);
}
//Play the backend.
m_backend->play();
}
void KNMusicNowPlaying::resetCurrentPlayingModelData()
{
//To reset the now playing, clear the backend first.
//Check whether the backend is valid.
if(m_backend)
{
//Reset the backend.
m_backend->reset();
}
//Clear previous the now playing icon.
playingMusicModel()->setPlayingIndex(QModelIndex());
//Emit now playing reset signal.
emit nowPlayingReset();
}
void KNMusicNowPlaying::onActionModelDataChanged(const QModelIndex &topLeft,
const QModelIndex &bottomRight)
{
//Get the current row.
int currentRow=m_playingIndex.row();
//Check whether the current index is in the range.
if(currentRow >= topLeft.row() && currentRow <= bottomRight.row())
{
//Get the new detail info.
m_playingAnalysisItem.detailInfo=
playingMusicModel()->rowDetailInfo(currentRow);
//Give out the current.
emit nowPlayingChanged(m_playingAnalysisItem);
}
}
void KNMusicNowPlaying::onActionBackendFinished()
{
//Add play times on current row.
if(playingMusicModel() && m_playingIndex.isValid())
{
//Add play times on the playing index.
playingMusicModel()->addPlayingTimes(m_playingIndex);
}
//Set the manual playing flag to become false.
m_manualPlayed=false;
//If current mode is repeat the current track, then just play it again.
if(RepeatTrack==m_loopState)
{
//Check the backend first.
if(m_backend!=nullptr)
{
m_backend->play();
}
//Action finished.
return;
}
//Or else, play next.
playNextRow(false);
}
void KNMusicNowPlaying::onActionLoadFailed()
{
//Set the cannot playing flag.
playingMusicModel()->setData(m_playingIndex,
true,
CannotPlayFlagRole);
//Check if the user play flag is off, then automatically play the next song,
//Or else we stops here, let user to do the next thing.
if(m_manualPlayed)
{
//Reset the playing model data.
resetCurrentPlayingModelData();
//We don't need to tried continued.
return;
}
//Play the next row without loop mode.
playNextRow(true);
}
void KNMusicNowPlaying::onActionModelRemoved(KNMusicModel *model)
{
//When a music model is going to be removed, check the model is being played
//or not.
if(model==playingMusicModel())
{
//We need to reset the current playing information and current playing
//models.
//Reset current playing first.
reset();
//Reset the playing models.
m_playingProxyModel=nullptr;
//Emit the proxy model changed signal.
emit nowPlayingModelChanged(m_playingProxyModel);
//Reset the shadow proxy model.
resetShadowModel();
//Reset the music tab pointer.
m_playingTab=nullptr;
}
}
void KNMusicNowPlaying::playRow(int proxyRow)
{
//Assert the pre-check.
Q_ASSERT(m_playingProxyModel!=nullptr &&
proxyRow>-1 &&
proxyRow<m_playingProxyModel->rowCount());
//Get the music model.
KNMusicModel *musicModel=playingMusicModel();
//Get the new playing index.
m_playingIndex=
QPersistentModelIndex(m_playingProxyModel->mapToSource(
m_playingProxyModel->index(proxyRow, 0)));
//Set the playing index.
musicModel->setPlayingIndex(m_playingIndex);
//First we need to reanalysis that row, if we cannot analysis that row,
//means we cannot play that row.
KNMusicAnalysisItem reanalysisItem;
//Get a copy from the music model.
reanalysisItem.detailInfo=musicModel->rowDetailInfo(m_playingIndex.row());
//Check the parser first, if you cannot play
if(knMusicGlobal->parser()->reanalysisItem(reanalysisItem))
{
//Save the current reanlaysis item.
m_playingAnalysisItem=reanalysisItem;
//Get the detail info of the current playing anlaysis item.
const KNMusicDetailInfo &detailInfo=m_playingAnalysisItem.detailInfo;
//Update the model if the item is not an url item.
if(detailInfo.url.isEmpty())
{
//Update the music model row.
musicModel->updateRow(m_playingIndex.row(), m_playingAnalysisItem);
}
else
{
//Update the artwork from the model.
m_playingAnalysisItem.coverImage=
musicModel->artwork(m_playingIndex.row()).toImage();
}
//Check the backend before playing, if there's no parser, do nothing.
if(m_backend==nullptr)
{
//Treat this kind of features as load failed.
onActionLoadFailed();
//Finished.
return;
}
//Play the music, according to the detail information. Check the track
//file path is empty.
if(!detailInfo.url.isEmpty())
{
//Load the url.
;
}
else if(detailInfo.trackFilePath.isEmpty())
{
//Load the whole file.
m_backend->loadMusic(detailInfo.filePath);
}
else
{
//Load the whole file, and set the start position and the end
//position via giving the duration.
m_backend->loadMusic(detailInfo.filePath,
detailInfo.startPosition,
detailInfo.duration);
}
//Mission complete.
return;
}
//Or else, this song should be failed to play, we cannot even analysis it,
//how could we play it?.
onActionLoadFailed();
}
