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5b7e4c57f7
In the dive picture tab show pictures of all selected dive. But at the same moment take care that in the profile only pictures from displayed_dive are displayed. Signed-off-by: Stefan Fuchs <sfuchs@gmx.de>
134 lines
3 KiB
C++
134 lines
3 KiB
C++
// SPDX-License-Identifier: GPL-2.0
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#include "qt-models/divepicturemodel.h"
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#include "core/dive.h"
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#include "core/metrics.h"
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#include "core/divelist.h"
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#include "core/imagedownloader.h"
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#include <QtConcurrent>
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extern QHash <QString, QImage> thumbnailCache;
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static QMutex thumbnailMutex;
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void scaleImages(PictureEntry &entry)
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{
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QMutexLocker l(&thumbnailMutex);
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if (thumbnailCache.contains(entry.filename) && !thumbnailCache.value(entry.filename).isNull()) {
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entry.image = thumbnailCache.value(entry.filename);
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return;
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}
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l.unlock();
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int dim = defaultIconMetrics().sz_pic;
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QImage p = SHashedImage(entry.picture);
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if(!p.isNull()) {
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p = p.scaled(dim, dim, Qt::KeepAspectRatio);
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QMutexLocker l(&thumbnailMutex);
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if (!thumbnailCache.contains(entry.filename))
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thumbnailCache.insert(entry.filename, p);
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}
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entry.image = p;
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}
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DivePictureModel *DivePictureModel::instance()
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{
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static DivePictureModel *self = new DivePictureModel();
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return self;
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}
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DivePictureModel::DivePictureModel() : rowDDStart(0), rowDDEnd(0)
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{
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}
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void DivePictureModel::updateDivePicturesWhenDone(QList<QFuture<void>> futures)
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{
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Q_FOREACH (QFuture<void> f, futures) {
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f.waitForFinished();
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}
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updateDivePictures();
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}
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void DivePictureModel::updateDivePictures()
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{
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if (!pictures.isEmpty()) {
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beginRemoveRows(QModelIndex(), 0, pictures.count() - 1);
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pictures.clear();
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endRemoveRows();
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}
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// if the dive_table is empty, quit
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if (dive_table.nr == 0)
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return;
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int i;
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struct dive *dive;
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for_each_dive (i, dive) {
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if (dive->selected) {
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if (dive->id == displayed_dive.id)
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rowDDStart = pictures.count();
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FOR_EACH_PICTURE(dive)
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pictures.push_back({picture, picture->filename, QImage(), picture->offset.seconds});
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if (dive->id == displayed_dive.id)
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rowDDEnd = pictures.count() - 1;
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}
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}
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QtConcurrent::blockingMap(pictures, scaleImages);
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beginInsertRows(QModelIndex(), 0, pictures.count() - 1);
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endInsertRows();
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}
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int DivePictureModel::columnCount(const QModelIndex &parent) const
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{
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Q_UNUSED(parent);
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return 2;
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}
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QVariant DivePictureModel::data(const QModelIndex &index, int role) const
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{
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QVariant ret;
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if (!index.isValid())
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return ret;
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const PictureEntry &entry = pictures.at(index.row());
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if (index.column() == 0) {
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switch (role) {
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case Qt::ToolTipRole:
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ret = entry.filename;
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break;
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case Qt::DecorationRole:
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ret = entry.image;
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break;
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case Qt::DisplayRole:
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ret = QFileInfo(entry.filename).fileName();
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break;
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case Qt::DisplayPropertyRole:
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ret = QFileInfo(entry.filename).filePath();
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}
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} else if (index.column() == 1) {
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switch (role) {
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case Qt::UserRole:
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ret = QVariant::fromValue(entry.offsetSeconds);
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break;
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case Qt::DisplayRole:
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ret = entry.filename;
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}
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}
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return ret;
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}
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void DivePictureModel::removePicture(const QString &fileUrl, bool last)
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{
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dive_remove_picture(fileUrl.toUtf8().data());
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if (last) {
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copy_dive(current_dive, &displayed_dive);
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updateDivePictures();
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mark_divelist_changed(true);
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}
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}
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int DivePictureModel::rowCount(const QModelIndex &parent) const
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{
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Q_UNUSED(parent);
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return pictures.count();
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}
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