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501 | /* ============================================================
*
* This file is a part of digiKam project
* https://www.digikam.org
*
* Date : 2013-03-14
* Description : Table view column helpers: Photo properties
*
* SPDX-FileCopyrightText: 2017-2025 by Gilles Caulier <caulier dot gilles at gmail dot com>
* SPDX-FileCopyrightText: 2013 by Michael G. Hansen <mike at mghansen dot de>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*
* ============================================================ */
#include "tableview_column_photo.h"
// Qt includes
#include <QFormLayout>
#include <QComboBox>
#include <QLocale>
// KDE includes
#include <klocalizedstring.h>
// Local includes
#include "digikam_debug.h"
#include "coredbinfocontainers.h"
#include "itempropertiestab.h"
#include "dmetadata.h"
#include "iteminfo.h"
namespace Digikam
{
namespace TableViewColumns
{
ColumnPhotoProperties::ColumnPhotoProperties(TableViewShared* const tableViewShared,
const TableViewColumnConfiguration& pConfiguration,
const SubColumn pSubColumn,
QObject* const parent)
: TableViewColumn(tableViewShared, pConfiguration, parent),
subColumn (pSubColumn)
{
}
QStringList ColumnPhotoProperties::getSubColumns()
{
QStringList columns;
columns << QLatin1String("cameramaker")
<< QLatin1String("cameramodel")
<< QLatin1String("lens")
<< QLatin1String("aperture")
<< QLatin1String("focal")
<< QLatin1String("exposure")
<< QLatin1String("sensitivity")
<< QLatin1String("modeprogram")
<< QLatin1String("flash")
<< QLatin1String("whitebalance");
return columns;
}
TableViewColumnDescription ColumnPhotoProperties::getDescription()<--- Derived function 'ColumnPhotoProperties::getDescription'
{
TableViewColumnDescription description(QLatin1String("photo-properties"), i18nc("@info: tableview", "Photo properties"));
description.setIcon(QLatin1String("camera-photo"));
description.addSubColumn(TableViewColumnDescription(QLatin1String("cameramaker"), i18nc("@title: tableview", "Camera maker")));
description.addSubColumn(TableViewColumnDescription(QLatin1String("cameramodel"), i18nc("@title: tableview", "Camera model")));
description.addSubColumn(TableViewColumnDescription(QLatin1String("lens"), i18nc("@title: tableview", "Lens")));
description.addSubColumn(TableViewColumnDescription(QLatin1String("aperture"), i18nc("@title: tableview", "Aperture")));
description.addSubColumn(TableViewColumnDescription(QLatin1String("focal"), i18nc("@title: tableview", "Focal length")));
description.addSubColumn(TableViewColumnDescription(QLatin1String("exposure"), i18nc("@title: tableview", "Exposure")));
description.addSubColumn(TableViewColumnDescription(QLatin1String("sensitivity"), i18nc("@title: tableview", "Sensitivity")));
description.addSubColumn(TableViewColumnDescription(QLatin1String("modeprogram"), i18nc("@title: tableview", "Mode/program")));
description.addSubColumn(TableViewColumnDescription(QLatin1String("flash"), i18nc("@title: tableview", "Flash")));
description.addSubColumn(TableViewColumnDescription(QLatin1String("whitebalance"), i18nc("@title: tableview", "White balance")));
return description;
}
QString ColumnPhotoProperties::getTitle() const
{
switch (subColumn)
{
case SubColumnCameraMaker:
{
return i18nc("@title: tableview", "Camera maker");
}
case SubColumnCameraModel:
{
return i18nc("@title: tableview", "Camera model");
}
case SubColumnLens:
{
return i18nc("@title: tableview", "Lens");
}
case SubColumnAperture:
{
return i18nc("@title: tableview", "Aperture");
}
case SubColumnFocal:
{
return i18nc("@title: tableview", "Focal length");
}
case SubColumnExposure:
{
return i18nc("@title: tableview", "Exposure");
}
case SubColumnSensitivity:
{
return i18nc("@title: tableview", "Sensitivity");
}
case SubColumnModeProgram:
{
return i18nc("@title: tableview", "Mode/program");
}
case SubColumnFlash:
{
return i18nc("@title: tableview", "Flash");
}
case SubColumnWhiteBalance:
{
return i18nc("@title: tableview", "White balance");
}
}
return QString();
}
TableViewColumn::ColumnFlags ColumnPhotoProperties::getColumnFlags() const
{
ColumnFlags flags(ColumnNoFlags);
if (
(subColumn == SubColumnAperture) ||
(subColumn == SubColumnFocal) ||
(subColumn == SubColumnExposure) ||
(subColumn == SubColumnSensitivity)
)
{
flags |= ColumnCustomSorting;
}
if (subColumn == SubColumnExposure)
{
flags |= ColumnHasConfigurationWidget;
}
return flags;
}
QVariant ColumnPhotoProperties::data(TableViewModel::Item* const item, const int role) const
{
if (role != Qt::DisplayRole)
{
return QVariant();
}
switch (subColumn)
{
case SubColumnCameraMaker:
{
QString cameraMaker = s->tableViewModel->itemDatabaseFieldRaw(item,
DatabaseFields::Set(DatabaseFields::Make)).toString();
ItemPropertiesTab::shortenedMakeInfo(cameraMaker);
return cameraMaker;
}
case SubColumnCameraModel:
{
QString cameraModel = s->tableViewModel->itemDatabaseFieldRaw(item,
DatabaseFields::Set(DatabaseFields::Model)).toString();
ItemPropertiesTab::shortenedModelInfo(cameraModel);
return cameraModel;
}
case SubColumnLens:
{
const QString cameraLens = s->tableViewModel->itemDatabaseFieldRaw(item,
DatabaseFields::Set(DatabaseFields::Lens)).toString();
return cameraLens;
}
case SubColumnAperture:
{
const QVariant apertureVariant = s->tableViewModel->itemDatabaseFieldRaw(item,
DatabaseFields::Set(DatabaseFields::Aperture));
const QString apertureString = DMetadata::valueToString(apertureVariant, MetadataInfo::Aperture);
return apertureString;
}
case SubColumnFocal:
{
/// @todo Make this configurable
const DatabaseFields::Set requiredSet = DatabaseFields::Set(DatabaseFields::FocalLength | DatabaseFields::FocalLength35);
const TableViewModel::DatabaseFieldsHashRaw rawFields = s->tableViewModel->itemDatabaseFieldsRaw(item, requiredSet);
const QVariant focalLengthVariant = rawFields.value(DatabaseFields::FocalLength);
const QString focalLengthString = DMetadata::valueToString(focalLengthVariant, MetadataInfo::FocalLength);
const QVariant focalLength35Variant = rawFields.value(DatabaseFields::FocalLength35);
const QString focalLength35String = DMetadata::valueToString(focalLength35Variant, MetadataInfo::FocalLengthIn35mm);
if (focalLength35String.isEmpty())
{
return focalLengthString;
}
if (focalLengthString.isEmpty())
{
return QString();
}
/// @todo What if only 35 mm is set?
return i18nc("@info: tableview", "%1 (%2)", focalLengthString, focalLength35String);
}
case SubColumnExposure:
{
/// @todo Add a configuration option for fraction vs number, units s vs ms vs mus
const QVariant exposureVariant = s->tableViewModel->itemDatabaseFieldRaw(item,
DatabaseFields::Set(DatabaseFields::ExposureTime));
if (configuration.getSetting(QLatin1String("format"), QLatin1String("fraction")) == QLatin1String("fraction"))
{
const QString exposureString = DMetadata::valueToString(exposureVariant, MetadataInfo::ExposureTime);
return exposureString;
}
if (!exposureVariant.isValid())
{
return QString();
}
const QString unitKey = configuration.getSetting(QLatin1String("unit"), QLatin1String("seconds"));
double multiplier = 1.0;
KLocalizedString exposureTimeLocalizedString = ki18nc("@info: tableview", "%1 s");
if (unitKey == QLatin1String("milliseconds"))
{
multiplier = 1000.0;
exposureTimeLocalizedString = ki18nc("@info: tableview", "%1 ms");
}
else if (unitKey == QLatin1String("microseconds"))
{
multiplier = 1000000.0;
exposureTimeLocalizedString = ki18nc("@info: tableview", "%1 µs");
}
const double exposureTime = exposureVariant.toDouble() * multiplier;
/// @todo Seems like we have to check for 0 here, too, as an invalid value
if (exposureTime == 0)
{
return QString();
}
/// @todo Remove trailing zeros?
/// @todo Align right? --> better align at decimal point
const QString exposureTimeString = exposureTimeLocalizedString.subs(QLocale().toString(exposureTime, 'g', 3)).toString();
return exposureTimeString;
}
case SubColumnSensitivity:
{
const QVariant sensitivityVariant = s->tableViewModel->itemDatabaseFieldRaw(item,
DatabaseFields::Set(DatabaseFields::Sensitivity));
const QString sensitivityString = DMetadata::valueToString(sensitivityVariant, MetadataInfo::Sensitivity);
if (sensitivityString.isEmpty())
{
return QString();
}
return i18nc("@info: tableview", "%1 ISO", sensitivityString);
}
case SubColumnModeProgram:
{
const DatabaseFields::Set requiredSet = DatabaseFields::Set(DatabaseFields::ExposureMode | DatabaseFields::ExposureProgram);
const TableViewModel::DatabaseFieldsHashRaw rawFields = s->tableViewModel->itemDatabaseFieldsRaw(item, requiredSet);
const QVariant exposureModeVariant = rawFields.value(DatabaseFields::ExposureMode);
const QString exposureModeString = DMetadata::valueToString(exposureModeVariant, MetadataInfo::ExposureMode);
const QVariant exposureProgramVariant = rawFields.value(DatabaseFields::ExposureProgram);
const QString exposureProgramString = DMetadata::valueToString(exposureProgramVariant, MetadataInfo::ExposureProgram);
if (exposureModeString.isEmpty() && exposureProgramString.isEmpty())
{
return QString();
}
else if (!exposureModeString.isEmpty() && exposureProgramString.isEmpty())
{
return exposureModeString;
}
else if (exposureModeString.isEmpty() && !exposureProgramString.isEmpty())
{
return exposureProgramString;
}
return QString::fromUtf8("%1 / %2").arg(exposureModeString).arg(exposureProgramString);
}
case SubColumnFlash:
{
const QVariant flashModeVariant = s->tableViewModel->itemDatabaseFieldRaw(item,
DatabaseFields::Set(DatabaseFields::FlashMode));
const QString flashModeString = DMetadata::valueToString(flashModeVariant, MetadataInfo::FlashMode);
return flashModeString;
}
case SubColumnWhiteBalance:
{
const QVariant whiteBalanceVariant = s->tableViewModel->itemDatabaseFieldRaw(item,
DatabaseFields::Set(DatabaseFields::WhiteBalance));
const QString whiteBalanceString = DMetadata::valueToString(whiteBalanceVariant, MetadataInfo::WhiteBalance);
return whiteBalanceString;
}
}
return QVariant();
}
TableViewColumn::ColumnCompareResult ColumnPhotoProperties::compare(TableViewModel::Item* const itemA, TableViewModel::Item* const itemB) const
{
const ItemInfo infoA = s->tableViewModel->infoFromItem(itemA);
const ItemInfo infoB = s->tableViewModel->infoFromItem(itemB);
switch (subColumn)
{
case SubColumnAperture:
{
const QVariant variantA = s->tableViewModel->itemDatabaseFieldRaw(itemA,
DatabaseFields::Set(DatabaseFields::Aperture));
const QVariant variantB = s->tableViewModel->itemDatabaseFieldRaw(itemB,
DatabaseFields::Set(DatabaseFields::Aperture));
const double apertureA = variantA.toDouble();
const double apertureB = variantB.toDouble();
return compareHelper<double>(apertureA, apertureB);
}
case SubColumnFocal:
{
/// @todo This just works if both have focal length set, not if focal length 35 has to be used
const QVariant variantA = s->tableViewModel->itemDatabaseFieldRaw(itemA,
DatabaseFields::Set(DatabaseFields::FocalLength));
const QVariant variantB = s->tableViewModel->itemDatabaseFieldRaw(itemB,
DatabaseFields::Set(DatabaseFields::FocalLength));
const double focalLengthA = variantA.toDouble();
const double focalLengthB = variantB.toDouble();
return compareHelper<double>(focalLengthA, focalLengthB);
}
case SubColumnExposure:
{
const QVariant variantA = s->tableViewModel->itemDatabaseFieldRaw(itemA,
DatabaseFields::Set(DatabaseFields::ExposureTime));
const QVariant variantB = s->tableViewModel->itemDatabaseFieldRaw(itemB,
DatabaseFields::Set(DatabaseFields::ExposureTime));
const double exposureTimeA = variantA.toDouble();
const double exposureTimeB = variantB.toDouble();
return compareHelper<double>(exposureTimeA, exposureTimeB);
}
case SubColumnSensitivity:
{
const QVariant variantA = s->tableViewModel->itemDatabaseFieldRaw(itemA,
DatabaseFields::Set(DatabaseFields::Sensitivity));
const QVariant variantB = s->tableViewModel->itemDatabaseFieldRaw(itemB,
DatabaseFields::Set(DatabaseFields::Sensitivity));
const double sensitivityA = variantA.toDouble();
const double sensitivityB = variantB.toDouble();
return compareHelper<double>(sensitivityA, sensitivityB);
}
default:
{
qCWarning(DIGIKAM_GENERAL_LOG) << "item: unimplemented comparison, subColumn=" << subColumn;
return CmpEqual;
}
}
}
TableViewColumnConfigurationWidget* ColumnPhotoProperties::getConfigurationWidget(QWidget* const parentWidget) const
{
TableViewColumnConfiguration myConfiguration = getConfiguration();
return (new ColumnPhotoConfigurationWidget(s, myConfiguration, parentWidget));
}
// ---------------------------------------------------------------------------------------------------------------------
ColumnPhotoConfigurationWidget::ColumnPhotoConfigurationWidget(TableViewShared* const sharedObject,
const TableViewColumnConfiguration& columnConfiguration,
QWidget* const parentWidget)
: TableViewColumnConfigurationWidget(sharedObject, columnConfiguration, parentWidget)
{
ColumnPhotoProperties::getSubColumnIndex<ColumnPhotoProperties>(configuration.columnId, &subColumn);
switch (subColumn)
{
case ColumnPhotoProperties::SubColumnExposure:
{
QFormLayout* const box1 = new QFormLayout();
selectorExposureTimeFormat = new QComboBox(this);
selectorExposureTimeFormat->addItem(i18nc("@info: tableview", "Fraction"), QLatin1String("fraction"));
selectorExposureTimeFormat->addItem(i18nc("@info: tableview", "Rational"), QLatin1String("rational"));
box1->addRow(i18nc("@info: tableview", "Format"), selectorExposureTimeFormat);
selectorExposureTimeUnit = new QComboBox(this);
selectorExposureTimeUnit->addItem(i18nc("@info: tableview", "Seconds"), QLatin1String("seconds"));
selectorExposureTimeUnit->addItem(i18nc("@info: tableview", "Milliseconds"), QLatin1String("milliseconds"));
selectorExposureTimeUnit->addItem(i18nc("@info: tableview", "Microseconds"), QLatin1String("microseconds"));
box1->addRow(i18nc("@info: tableview", "Unit"), selectorExposureTimeUnit);
setLayout(box1);
const int indexF = selectorExposureTimeFormat->findData(configuration.getSetting(QLatin1String("format"), QLatin1String("fraction")));
selectorExposureTimeFormat->setCurrentIndex((indexF >= 0) ? indexF : 0);
const int indexU = selectorExposureTimeUnit->findData(configuration.getSetting(QLatin1String("unit"), QLatin1String("seconds")));
selectorExposureTimeUnit->setCurrentIndex((indexU >= 0) ? indexU : 0);
slotUpdateUI();
connect(selectorExposureTimeFormat, SIGNAL(currentIndexChanged(int)),
this, SLOT(slotUpdateUI()));
break;
}
default:
{
break;
}
}
}
TableViewColumnConfiguration ColumnPhotoConfigurationWidget::getNewConfiguration()
{
const QString formatKey = selectorExposureTimeFormat->itemData(selectorExposureTimeFormat->currentIndex()).toString();
configuration.columnSettings.insert(QLatin1String("format"), formatKey);
const QString unitKey = selectorExposureTimeUnit->itemData(selectorExposureTimeUnit->currentIndex()).toString();
configuration.columnSettings.insert(QLatin1String("unit"), unitKey);
return configuration;
}
void ColumnPhotoProperties::setConfiguration(const TableViewColumnConfiguration& newConfiguration)
{
configuration = newConfiguration;
Q_EMIT signalAllDataChanged();
}
void ColumnPhotoConfigurationWidget::slotUpdateUI()
{
if (selectorExposureTimeFormat)
{
const QString currentKey = selectorExposureTimeFormat->itemData(selectorExposureTimeFormat->currentIndex()).toString();
const bool needsUnits = (currentKey == QLatin1String("rational"));
selectorExposureTimeUnit->setEnabled(needsUnits);
}
}
} // namespace TableViewColumns
} // namespace Digikam
#include "moc_tableview_column_photo.cpp"
|