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171 | /* ============================================================
*
* This file is a part of digiKam project
* https://www.digikam.org
*
* Date : 2008-03-22
* Description : Qt Model for Albums
*
* SPDX-FileCopyrightText: 2008-2011 by Marcel Wiesweg <marcel dot wiesweg at gmx dot de>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*
* ============================================================ */
#include "albummodel_p.h"
namespace Digikam
{
TagModel::TagModel(RootAlbumBehavior rootBehavior, QObject* const parent)
: AbstractCheckableAlbumModel(Album::TAG,
AlbumManager::instance()->findTAlbum(0),
rootBehavior, parent)
{
m_columnHeader = i18nc("@title", "Tags");
setupThumbnailLoading();
connect(AlbumManager::instance(), SIGNAL(signalTAlbumsDirty(QHash<int,int>)),
this, SLOT(setCountHash(QHash<int,int>)));
setCountHash(AlbumManager::instance()->getTAlbumsCount());
}
void TagModel::setColumnHeader(const QString& header)<--- Derived function 'TagModel::setColumnHeader'
{
m_columnHeader = header;
}
TAlbum* TagModel::albumForIndex(const QModelIndex& index) const<--- Derived function 'TagModel::albumForIndex'
{
return static_cast<TAlbum*>(AbstractCheckableAlbumModel::albumForIndex(index));
}
QVariant TagModel::albumData(Album* a, int role) const
{
if (
(role == Qt::DisplayRole) &&
!a->isRoot() &&
m_unconfirmedFaceCount.contains(a->id()) &&
(a->id() != FaceTags::unknownPersonTagId())
)
{
QString res = AbstractCheckableAlbumModel::albumData(a, role).toString() +
i18ncp("@info: unconfirmed faces in album", " (%1 new)", " (%1 new)",
m_unconfirmedFaceCount.value(a->id()));
return res;
}
return AbstractCheckableAlbumModel::albumData(a, role);
}
QVariant TagModel::decorationRoleData(Album* album) const
{
TAlbum* const tagAlbum = static_cast<TAlbum*>(album);
if (isFaceTagModel() || tagAlbum->hasProperty(TagPropertyName::person()))
{
QPixmap face = AlbumThumbnailLoader::instance()->getFaceThumbnailDirectly(tagAlbum);
int size = isFaceTagModel() ? ApplicationSettings::instance()->getTreeViewFaceSize()
: ApplicationSettings::instance()->getTreeViewIconSize();
double ratio = face.devicePixelRatio();
int rsize = qRound((double)size * ratio);
face = face.scaled(rsize, rsize, Qt::KeepAspectRatio,
Qt::SmoothTransformation);
QPixmap pix(rsize, rsize);
pix.fill(Qt::transparent);
pix.setDevicePixelRatio(ratio);
QPainter p(&pix);
p.drawPixmap((rsize - face.width()) / 2,
(rsize - face.height()) / 2, face);
p.end();
prepareAddExcludeDecoration(album, pix);
return pix;
}
else
{
QPixmap pix = AlbumThumbnailLoader::instance()->getTagThumbnailDirectly(tagAlbum);
prepareAddExcludeDecoration(album, pix);
return pix;
}
}
QVariant TagModel::fontRoleData(Album* a) const
{
if (
m_unconfirmedFaceCount.contains(a->id()) &&
(a->id() != FaceTags::unknownPersonTagId())
)
{
QFont font;
font.setBold(true);
return font;
}
return QVariant();
}
Album* TagModel::albumForId(int id) const
{
return AlbumManager::instance()->findTAlbum(id);
}
void TagModel::activateFaceTagModel()
{
disconnect(AlbumManager::instance(), SIGNAL(signalTAlbumsDirty(QHash<int,int>)),
this, SLOT(setCountHash(QHash<int,int>)));
connect(AlbumManager::instance(), &AlbumManager::signalFaceCountsDirty,
this, [this](const QHash<int, int>& faceCount,
const QHash<int, int>& uFaceCount,
const QList<int>& toUpdatedFaces)
{
setCountHash(faceCount);
m_unconfirmedFaceCount = uFaceCount;
Q_FOREACH (int id, toUpdatedFaces)
{
Album* const album = albumForId(id);
if (!album)
{
continue;
}
QModelIndex index = indexForAlbum(album);
if (!index.isValid())
{
continue;
}
Q_EMIT dataChanged(index, index);
}
}
);
setFaceTagModel(true);
setCountHash(AlbumManager::instance()->getFaceCount());
}
bool TagModel::setData(const QModelIndex& index, const QVariant& value, int role)
{
TAlbum* const talbum = albumForIndex(index);
if (talbum && talbum->isInternalTag())
{
return false;
}
return AbstractCheckableAlbumModel::setData(index, value, role);
}
} // namespace Digikam
|