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added auto-selection of aspect ratio in posts view

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This commit is contained in:
csoler 2020-09-05 13:57:40 +02:00
parent af16659783
commit 062f0eb195
4 changed files with 50 additions and 7 deletions
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33
retroshare-gui/src/gui/gxschannels/GxsChannelPostsWidgetWithModel.cpp
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@ -145,13 +145,13 @@ void ChannelPostDelegate::paint(QPainter * painter, const QStyleOptionViewItem &
pixmap = pixmap.copy(QRect(0,0,w.actualSize().width(),w.actualSize().height()));
if(index.row()==0 && index.column()==0)
{
QFile file("yourFile.png");
file.open(QIODevice::WriteOnly);
pixmap.save(&file, "PNG");
file.close();
}
// if(index.row()==0 && index.column()==0)
// {
// QFile file("yourFile.png");
// file.open(QIODevice::WriteOnly);
// pixmap.save(&file, "PNG");
// file.close();
// }
if(mUseGrid || index.column()==0)
{
@ -787,6 +787,25 @@ void GxsChannelPostsWidgetWithModel::postChannelPostLoad()
ui->channelFiles_TV->sortByColumn(0, Qt::AscendingOrder);
ui->infoPosts->setText(QString::number(mChannelPostsModel->getNumberOfPosts()) + " / " + QString::number(mGroup.mMeta.mVisibleMsgCount));
// now compute aspect ratio for posts. We do that by looking at the 5 latest posts and compute the best aspect ratio for them.
std::vector<uint32_t> ar_votes(3,0);
for(uint32_t i=0;i<std::min(mChannelPostsModel->getNumberOfPosts(),5u);++i)
{
const RsGxsChannelPost& post = mChannelPostsModel->post(i);
ChannelPostThumbnailView v(post,ChannelPostThumbnailView::FLAG_SHOW_TEXT);
++ar_votes[ static_cast<uint32_t>( v.bestAspectRatio() )];
}
int best=0;
for(uint32_t i=0;i<3;++i)
if(ar_votes[i] > ar_votes[best])
best = i;
mChannelPostsDelegate->setAspectRatio(static_cast<ChannelPostThumbnailView::AspectRatio>(best));
mChannelPostsModel->triggerViewUpdate();
}
void GxsChannelPostsWidgetWithModel::updateDisplay(bool complete)