Cppcheck - HTML report - digiKam-master-rev-960d3ce42d

# Cppcheck report - digiKam-master-rev-960d3ce42d: ../../core/libs/dimg/filters/cb/cbsettings.cpp

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    /* ============================================================
     *
     * This file is a part of digiKam project
     * https://www.digikam.org
     *
     * Date        : 2010-02-11
     * Description : Color Balance settings view.
     *
     * SPDX-FileCopyrightText: 2010-2026 by Gilles Caulier <caulier dot gilles at gmail dot com>
     *
     * SPDX-License-Identifier: GPL-2.0-or-later
     *
     * ============================================================ */

    #include "cbsettings.h"

    // Qt includes

    #include <QGridLayout>
    #include <QSlider>
    #include <QLabel>
    #include <QString>
    #include <QFile>
    #include <QTextStream>
    #include <QUrl>
    #include <QApplication>
    #include <QStyle>

    // KDE includes

    #include <kconfiggroup.h>
    #include <klocalizedstring.h>

    // Local includes

    #include "dexpanderbox.h"
    #include "dnuminput.h"
    #include "digikam_debug.h"

    namespace Digikam
    {

    class Q_DECL_HIDDEN CBSettings::Private
    {
    public:

        Private() = default;

        const QString configRedAdjustmentEntry      = QLatin1String("RedAdjustment");
        const QString configGreenAdjustmentEntry    = QLatin1String("GreenAdjustment");
        const QString configBlueAdjustmentEntry     = QLatin1String("BlueAdjustment");

        DIntNumInput* rInput                        = nullptr;
        DIntNumInput* gInput                        = nullptr;
        DIntNumInput* bInput                        = nullptr;
    };

    // --------------------------------------------------------

    CBSettings::CBSettings(QWidget* const parent)
        : QWidget(parent),
          d      (new Private)
    {
        const int spacing          = layoutSpacing();
        QGridLayout* const grid    = new QGridLayout(parent);

        QLabel* const labelCyan    = new QLabel(i18nc("@label: color", "Cyan"));
        labelCyan->setAlignment(Qt::AlignRight | Qt::AlignVCenter);

        d->rInput                  = new DIntNumInput();
        d->rInput->setRange(-100, 100, 1);
        d->rInput->setDefaultValue(0);
        d->rInput->setWhatsThis(i18nc("@info", "Set here the cyan/red color adjustment of the image."));

        QLabel* const labelRed     = new QLabel(i18nc("@label: color", "Red"));
        labelRed->setAlignment(Qt::AlignLeft | Qt::AlignVCenter);

        // -------------------------------------------------------------

        QLabel* const labelMagenta = new QLabel(i18nc("@label: color", "Magenta"));
        labelMagenta->setAlignment(Qt::AlignRight | Qt::AlignVCenter);

        d->gInput = new DIntNumInput();
        d->gInput->setRange(-100, 100, 1);
        d->gInput->setDefaultValue(0);
        d->gInput->setWhatsThis(i18nc("@info", "Set here the magenta/green color adjustment of the image."));

        QLabel* const labelGreen  = new QLabel(i18nc("@label: color", "Green"));
        labelGreen->setAlignment(Qt::AlignLeft | Qt::AlignVCenter);

        // -------------------------------------------------------------

        QLabel* const labelYellow = new QLabel(i18nc("@label: color", "Yellow"));
        labelYellow->setAlignment(Qt::AlignRight | Qt::AlignVCenter);

        QLabel* const labelBlue   = new QLabel(i18nc("@label: color", "Blue"));
        labelBlue->setAlignment(Qt::AlignLeft | Qt::AlignVCenter);

        d->bInput                 = new DIntNumInput();
        d->bInput->setRange(-100, 100, 1);
        d->bInput->setDefaultValue(0);
        d->bInput->setWhatsThis(i18nc("@info", "Set here the yellow/blue color adjustment of the image."));

        // -------------------------------------------------------------

        grid->addWidget(labelCyan,    0, 0, 1, 1);
        grid->addWidget(d->rInput,    0, 1, 1, 1);
        grid->addWidget(labelRed,     0, 2, 1, 1);
        grid->addWidget(labelMagenta, 1, 0, 1, 1);
        grid->addWidget(d->gInput,    1, 1, 1, 1);
        grid->addWidget(labelGreen,   1, 2, 1, 1);
        grid->addWidget(labelYellow,  2, 0, 1, 1);
        grid->addWidget(d->bInput,    2, 1, 1, 1);
        grid->addWidget(labelBlue,    2, 2, 1, 1);
        grid->setContentsMargins(spacing, spacing, spacing, spacing);
        grid->setSpacing(spacing);
        grid->setRowStretch(3, 10);

        // -------------------------------------------------------------

        connect(d->rInput, SIGNAL(valueChanged(int)),
                this, SIGNAL(signalSettingsChanged()));

        connect(d->gInput, SIGNAL(valueChanged(int)),
                this, SIGNAL(signalSettingsChanged()));

        connect(d->bInput, SIGNAL(valueChanged(int)),
                this, SIGNAL(signalSettingsChanged()));
    }

    CBSettings::~CBSettings()
    {
        delete d;
    }

    CBContainer CBSettings::settings() const
    {
        CBContainer prm;

        prm.red   = ((double)d->rInput->value() + 100.0) / 100.0;
        prm.green = ((double)d->gInput->value() + 100.0) / 100.0;
        prm.blue  = ((double)d->bInput->value() + 100.0) / 100.0;

        return prm;
    }

    void CBSettings::setSettings(const CBContainer& settings)<--- Shadow argument
    {
        blockSignals(true);
        d->rInput->setValue((int)((settings.red   * 100.0) - 100.0));
        d->gInput->setValue((int)((settings.green * 100.0) - 100.0));
        d->bInput->setValue((int)((settings.blue  * 100.0) - 100.0));
        blockSignals(false);
    }

    void CBSettings::resetToDefault()
    {
        blockSignals(true);

        d->rInput->slotReset();
        d->gInput->slotReset();
        d->bInput->slotReset();

        blockSignals(false);
    }

    CBContainer CBSettings::defaultSettings() const
    {
        CBContainer prm;

        prm.red   = ((double)d->rInput->defaultValue() + 100.0) / 100.0;
        prm.green = ((double)d->gInput->defaultValue() + 100.0) / 100.0;
        prm.blue  = ((double)d->bInput->defaultValue() + 100.0) / 100.0;

        return prm;
    }

    void CBSettings::readSettings(const KConfigGroup& group)
    {
        CBContainer prm;
        CBContainer defaultPrm = defaultSettings();

        prm.red   = group.readEntry(d->configRedAdjustmentEntry,   defaultPrm.red);
        prm.green = group.readEntry(d->configGreenAdjustmentEntry, defaultPrm.green);
        prm.blue  = group.readEntry(d->configBlueAdjustmentEntry,  defaultPrm.blue);

        setSettings(prm);
    }

    void CBSettings::writeSettings(KConfigGroup& group)
    {
        CBContainer prm = settings();

        group.writeEntry(d->configRedAdjustmentEntry,   prm.red);
        group.writeEntry(d->configGreenAdjustmentEntry, prm.green);
        group.writeEntry(d->configBlueAdjustmentEntry,  prm.blue);
    }

    } // namespace Digikam

    #include "moc_cbsettings.cpp"