void VideoChunkBar::drawBarContents(QPainter* p)
{
ChunkBar::drawBarContents(p);
MediaFile::Ptr file = mfile.mediaFile();
if (!file)
return;
bt::TorrentFileStream::Ptr stream = file->stream().toStrongRef();
if (!stream)
return;
current_chunk = stream->currentChunk();
qreal f = (qreal)current_chunk / bitset.getNumBits();
int x = (int)(f * contentsRect().width());
QStyleOptionSlider option;
option.orientation = Qt::Horizontal;
option.minimum = 0;
option.maximum = bitset.getNumBits();
option.tickPosition = QSlider::NoTicks;
//option.sliderValue = current_chunk;
option.sliderPosition = current_chunk;
option.rect = QRect(x - 5, 0, 11, contentsRect().height());
KApplication::style()->drawControl(QStyle::CE_ScrollBarSlider, &option, p, this);
}
void VideoChunkBar::updateBitSet()
{
MediaFile::Ptr file = mfile.mediaFile();
if (file)
{
bt::TorrentFileStream::Ptr stream = file->stream().toStrongRef();
if (stream)
bitset = stream->chunksBitSet();
else
bitset.clear();
}
else
bitset.clear();
}
void VideoChunkBar::timeElapsed(qint64 time)
{
Q_UNUSED(time);
MediaFile::Ptr file = mfile.mediaFile();
if (!file)
return;
bt::TorrentFileStream::Ptr stream = file->stream().toStrongRef();
if (!stream)
return;
if (current_chunk != stream->currentChunk() || stream->chunksBitSet() != bitset)
updateChunkBar();
}
void VideoChunkBar::setMediaFile(const kt::MediaFileRef& mf)
{
mfile = mf;
MediaFile::Ptr file = mfile.mediaFile();
if (file && !file->fullyAvailable())
{
bt::TorrentFileStream::Ptr stream = file->stream().toStrongRef();
if (stream)
connect(stream.data(), SIGNAL(readyRead()), this, SLOT(updateChunkBar()));
updateBitSet();
updateChunkBar();
}
}