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213 | /* ============================================================
*
* Date : 2008-02-10
* Description : a tool to fix automatically camera lens aberrations
*
* SPDX-FileCopyrightText: 2008 by Adrian Schroeter <adrian at suse dot de>
* SPDX-FileCopyrightText: 2008-2026 by Gilles Caulier <caulier dot gilles at gmail dot com>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*
* ============================================================ */
#include "lensfunsettings.h"
// Qt includes
#include <QCheckBox>
#include <QGridLayout>
#include <QLabel>
#include <QString>
#include <QApplication>
#include <QStyle>
// KDE includes
#include <klocalizedstring.h>
#include <kconfiggroup.h>
// Local includes
#include "digikam_debug.h"
namespace Digikam
{
class Q_DECL_HIDDEN LensFunSettings::Private
{
public:
Private() = default;
const QString configCCAEntry = QLatin1String("CCA");
const QString configVignettingEntry = QLatin1String("Vignetting");
const QString configDistortionEntry = QLatin1String("Distortion");
const QString configGeometryEntry = QLatin1String("Geometry");
QCheckBox* filterCCA = nullptr;
QCheckBox* filterVIG = nullptr;
QCheckBox* filterDST = nullptr;
QCheckBox* filterGEO = nullptr;
};
// --------------------------------------------------------
LensFunSettings::LensFunSettings(QWidget* const parent)
: QWidget(parent),
d (new Private)
{
const int spacing = layoutSpacing();
QGridLayout* const grid = new QGridLayout(this);
QLabel* const title = new QLabel(i18n("Lens Corrections to Apply:"));
d->filterCCA = new QCheckBox(i18n("Chromatic Aberration"));
d->filterCCA->setWhatsThis(i18n("Chromatic aberration is easily recognized as color fringes "
"towards the image corners. CA is due to a varying lens focus "
"for different colors."));
d->filterVIG = new QCheckBox(i18n("Vignetting"));
d->filterVIG->setWhatsThis(i18n("Vignetting refers to an image darkening, mostly in the corners. "
"Optical and natural vignetting can be canceled out with this option, "
"whereas mechanical vignetting will not be cured."));
d->filterDST = new QCheckBox(i18n("Distortion"));
d->filterDST->setWhatsThis(i18n("Distortion refers to an image deformation, which is most pronounced "
"towards the corners. These Seidel aberrations are known as pincushion "
"and barrel distortions."));
d->filterGEO = new QCheckBox(i18n("Geometry"));
d->filterGEO->setWhatsThis(i18n("Four geometries are handled here: Rectilinear (99 percent of all lenses), "
"Fisheye, Cylindrical, Equirectangular."));
QLabel* const note = new QLabel(i18n("<b>Note: lens correction options depend of filters available in LensFun library. "
"See <a href='http://lensfun.sourceforge.net'>LensFun project web site</a> " // krazy:exclude=insecurenet
"for more information.</b>"), this);
note->setOpenExternalLinks(true);
note->setWordWrap(true);
note->setFrameStyle(QFrame::StyledPanel | QFrame::Raised);
grid->addWidget(title, 0, 0, 1, 2);
grid->addWidget(d->filterCCA, 1, 0, 1, 2);
grid->addWidget(d->filterVIG, 2, 0, 1, 2);
grid->addWidget(d->filterDST, 4, 0, 1, 2);
grid->addWidget(d->filterGEO, 5, 0, 1, 2);
grid->addWidget(note, 6, 0, 1, 2);
grid->setRowStretch(7, 10);
grid->setContentsMargins(spacing, spacing, spacing, spacing);
grid->setSpacing(spacing);
connect(d->filterCCA, SIGNAL(toggled(bool)),
this, SIGNAL(signalSettingsChanged()));
connect(d->filterVIG, SIGNAL(toggled(bool)),
this, SIGNAL(signalSettingsChanged()));
connect(d->filterDST, SIGNAL(toggled(bool)),
this, SIGNAL(signalSettingsChanged()));
connect(d->filterGEO, SIGNAL(toggled(bool)),
this, SIGNAL(signalSettingsChanged()));
}
LensFunSettings::~LensFunSettings()
{
delete d;
}
void LensFunSettings::setEnabledCCA(bool b)
{
d->filterCCA->setEnabled(b);
}
void LensFunSettings::setEnabledVig(bool b)
{
d->filterVIG->setEnabled(b);
}
void LensFunSettings::setEnabledDist(bool b)
{
d->filterDST->setEnabled(b);
}
void LensFunSettings::setEnabledGeom(bool b)
{
d->filterGEO->setEnabled(b);
}
void LensFunSettings::assignFilterSettings(LensFunContainer& prm)
{
prm.filterCCA = (d->filterCCA->isChecked() && d->filterCCA->isEnabled());
prm.filterVIG = (d->filterVIG->isChecked() && d->filterVIG->isEnabled());
prm.filterDST = (d->filterDST->isChecked() && d->filterDST->isEnabled());
prm.filterGEO = (d->filterGEO->isChecked() && d->filterGEO->isEnabled());
}
void LensFunSettings::setFilterSettings(const LensFunContainer& settings)<--- Shadow argument
{
blockSignals(true);
d->filterCCA->setChecked(settings.filterCCA);
d->filterVIG->setChecked(settings.filterVIG);
d->filterDST->setChecked(settings.filterDST);
d->filterGEO->setChecked(settings.filterGEO);
blockSignals(false);
}
void LensFunSettings::resetToDefault()
{
setFilterSettings(LensFunContainer());
}
LensFunContainer LensFunSettings::defaultSettings() const
{
LensFunContainer prm;
return prm;
}
LensFunContainer LensFunSettings::settings() const
{
LensFunContainer prm;
prm.filterCCA = d->filterCCA->isChecked();
prm.filterVIG = d->filterVIG->isChecked();
prm.filterDST = d->filterDST->isChecked();
prm.filterGEO = d->filterGEO->isChecked();
return prm;
}
void LensFunSettings::readSettings(const KConfigGroup& group)
{
LensFunContainer prm;
LensFunContainer defaultPrm = defaultSettings();
prm.filterCCA = group.readEntry(d->configCCAEntry, defaultPrm.filterCCA);
prm.filterVIG = group.readEntry(d->configVignettingEntry, defaultPrm.filterVIG);
prm.filterDST = group.readEntry(d->configDistortionEntry, defaultPrm.filterDST);
prm.filterGEO = group.readEntry(d->configGeometryEntry, defaultPrm.filterGEO);
setFilterSettings(prm);
}
void LensFunSettings::writeSettings(KConfigGroup& group)
{
LensFunContainer prm;
assignFilterSettings(prm);
if (d->filterCCA->isEnabled())
{
group.writeEntry(d->configCCAEntry, (prm.filterCCA));
}
if (d->filterVIG->isEnabled())
{
group.writeEntry(d->configVignettingEntry, (prm.filterVIG));
}
if (d->filterDST->isEnabled())
{
group.writeEntry(d->configDistortionEntry, (prm.filterDST));
}
if (d->filterGEO->isEnabled())
{
group.writeEntry(d->configGeometryEntry, (prm.filterGEO));
}
}
} // namespace Digikam
#include "moc_lensfunsettings.cpp"
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