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

# Cppcheck report - digiKam-master-rev-960d3ce42d: ../../core/libs/widgets/iccprofiles/iccprofilescombobox.cpp

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    /* ============================================================
     *
     * This file is a part of digiKam project
     * https://www.digikam.org
     *
     * Date        : 2009-08-11
     * Description : a combo box containing ICC profiles
     *
     * SPDX-FileCopyrightText: 2009-2010 by Marcel Wiesweg <marcel dot wiesweg at gmx dot de>
     *
     * SPDX-License-Identifier: GPL-2.0-or-later
     *
     * ============================================================ */

    #include "iccprofilescombobox.h"

    // Qt includes

    #include <QFileInfo>
    #include <QSet>
    #include <QAction>

    // KDE includes

    #include <klocalizedstring.h>

    // Local includes

    #include "icctransform.h"

    namespace Digikam
    {

    IccProfilesComboBox::IccProfilesComboBox(QWidget* const parent)
        : SqueezedComboBox(parent)
    {
    }

    bool iccProfileLessThan(IccProfile a, IccProfile b)
    {
        return (a.description() < b.description());
    }

    /**
     * NOTE: if needed outside this class, make it a public static method in a namespace.
     */
    static QString profileUserString(const IccProfile& p)
    {
        IccProfile profile(p);
        QFileInfo info(profile.filePath());
        QString fileName    = info.fileName();

        QString description = profile.description();

        if      (!description.isEmpty() && !fileName.isEmpty())
        {
            return i18nc("<Profile Description> (<File Name>)", "%1 (%2)", description, fileName);
        }
        else if (!fileName.isEmpty())
        {
            return fileName;
        }
        else
        {
            return QString();
        }
    }

    /**
     * NOTE: if needed outside this class, make it a public static method in a namespace.
     */
    static void formatProfiles(const QList<IccProfile>& givenProfiles, QList<IccProfile>* const returnedProfiles, QStringList* const userText)
    {
        QList<IccProfile> profiles;
        QSet<QString>     filePaths;

        for (IccProfile profile : std::as_const(givenProfiles))
        {
            QString filePath = profile.filePath();

            if (!profile.description().isNull() && (filePath.isNull() || !filePaths.contains(filePath)) )
            {
                profiles  << profile;
                filePaths << filePath;
            }
        }

        std::sort(profiles.begin(), profiles.end(), iccProfileLessThan);

        for (const IccProfile& profile : std::as_const(profiles))
        {
            QString description = profileUserString(profile);

            if (description.isNull())
            {
                continue;
            }

            *returnedProfiles << profile;
            *userText         << description;
        }
    }

    void IccProfilesComboBox::addProfilesSqueezed(const QList<IccProfile>& givenProfiles)
    {
        QList<IccProfile> profiles;
        QStringList       userDescription;
        formatProfiles(givenProfiles, &profiles, &userDescription);

        for (int i = 0 ; i < profiles.size() ; ++i)
        {
            addSqueezedItem(userDescription.at(i), QVariant::fromValue(profiles.at(i)));
        }
    }

    void IccProfilesComboBox::addProfileSqueezed(const IccProfile& profile, const QString& d)
    {
        QString description = d;

        if (description.isNull())
        {
            description = profileUserString(profile);
        }

        addSqueezedItem(description, QVariant::fromValue(profile));
    }

    void IccProfilesComboBox::replaceProfilesSqueezed(const QList<IccProfile>& profiles)
    {
        IccProfile current = currentProfile();
        clear();
        addProfilesSqueezed(profiles);
        setCurrentProfile(current);
    }

    void IccProfilesComboBox::setNoProfileIfEmpty(const QString& message)
    {
        if (count() == 0)
        {
            setEnabled(false);
            addSqueezedItem(message);
            setCurrentIndex(0);
        }
    }

    IccProfile IccProfilesComboBox::currentProfile() const
    {
        return itemData(currentIndex()).value<IccProfile>();
    }

    void IccProfilesComboBox::setCurrentProfile(const IccProfile& profile)
    {
        if (profile.isNull())
        {
            setCurrentIndex(-1);
            return;
        }

        const int size = count();

        for (int i = 0 ; i < size ; ++i)
        {
            if (itemData(i).value<IccProfile>() == profile)
            {
                setCurrentIndex(i);
                return;
            }
        }

        setCurrentIndex(-1);
    }

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

    IccProfilesMenuAction::IccProfilesMenuAction(const QIcon& icon, const QString& text, QObject* const parent)
        : QMenu   (text),
          m_parent(parent)
    {
        setIcon(icon);
    }

    IccProfilesMenuAction::IccProfilesMenuAction(const QString& text, QObject* const parent)
        : QMenu   (text),
          m_parent(parent)
    {
    }

    void IccProfilesMenuAction::replaceProfiles(const QList<IccProfile>& profiles)
    {
        clear();
        addProfiles(profiles);
    }

    void IccProfilesMenuAction::addProfiles(const QList<IccProfile>& givenProfiles)
    {
        QList<IccProfile> profiles;
        QStringList userDescription;
        formatProfiles(givenProfiles, &profiles, &userDescription);

        for (int i = 0 ; i < profiles.size() ; ++i)
        {
            addProfile(profiles.at(i), userDescription.at(i));
        }
    }

    void IccProfilesMenuAction::addProfile(const IccProfile& profile, const QString& d)
    {
        QString description = d;

        if (description.isNull())
        {
            description = profileUserString(profile);
        }

        QAction* const action = new QAction(d.left(50), m_parent);
        action->setData(QVariant::fromValue(profile));
        addAction(action);

        connect(action, &QAction::triggered,
                this, [this, action]() { slotTriggered(action); });
    }

    void IccProfilesMenuAction::disableIfEmpty()
    {
        if (isEmpty())
        {
            setEnabled(false);
        }
    }

    void IccProfilesMenuAction::slotTriggered(QObject* obj)
    {
        QAction* const action = static_cast<QAction*>(obj);
        IccProfile profile    = action->data().value<IccProfile>();

        if (!profile.isNull())
        {
            Q_EMIT signalTriggeredProfile(profile);
        }
    }

    QObject* IccProfilesMenuAction::parentObject() const
    {
        return m_parent;
    }

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

    IccRenderingIntentComboBox::IccRenderingIntentComboBox(QWidget* const parent)
        : QComboBox(parent)
    {
        addItem(i18n("Perceptual"),            IccTransform::Perceptual);
        addItem(i18n("Relative Colorimetric"), IccTransform::RelativeColorimetric);
        addItem(i18n("Absolute Colorimetric"), IccTransform::AbsoluteColorimetric);
        addItem(i18n("Saturation"),            IccTransform::Saturation);
        setWhatsThis(i18n("<ul><li><p><b>Perceptual intent</b> causes the full gamut of the image to be "
                          "compressed or expanded to fill the gamut of the destination device, so that gray balance is "
                          "preserved but colorimetric accuracy may not be preserved.</p>"
                          "<p>In other words, if certain colors in an image fall outside of the range of colors that the output "
                          "device can render, the image intent will cause all the colors in the image to be adjusted so that "
                          "the every color in the image falls within the range that can be rendered and so that the relationship "
                          "between colors is preserved as much as possible.</p>"
                          "<p>This intent is most suitable for display of photographs and images, and is the default intent.</p></li>"
                          "<li><p><b>Absolute Colorimetric intent</b> causes any colors that fall outside the range that the output device "
                          "can render to be adjusted to the closest color that can be rendered, while all other colors are "
                          "left unchanged.</p>"
                          "<p>This intent preserves the white point and is most suitable for spot colors (Pantone, TruMatch, "
                          "logo colors, ....)</p></li>"
                          "<li><p><b>Relative Colorimetric intent</b> is defined such that any colors that fall outside the range that the "
                          "output device can render are adjusted to the closest color that can be rendered, while all other colors "
                          "are left unchanged. Proof intent does not preserve the white point.</p></li>"
                          "<li><p><b>Saturation intent</b> preserves the saturation of colors in the image at the possible expense of "
                          "hue and lightness.</p>"
                          "<p>Implementation of this intent remains somewhat problematic, and the ICC is still working on methods to "
                          "achieve the desired effects.</p>"
                          "<p>This intent is most suitable for business graphics such as charts, where it is more important that the "
                          "colors be vivid and contrast well with each other rather than a specific color.</p></li></ul>"));
    }

    void IccRenderingIntentComboBox::setIntent(int intent)<--- Shadow argument
    {
        const int size = count();

        for (int i = 0 ; i < size ; ++i)
        {
            if (itemData(i).toInt() == intent)
            {
                setCurrentIndex(i);
                return;
            }
        }

        setCurrentIndex(-1);
    }

    int IccRenderingIntentComboBox::intent() const
    {
        return itemData(currentIndex()).toInt();
    }

    } // namespace Digikam

    #include "moc_iccprofilescombobox.cpp"