C++ (Cpp) DMetadata::setData示例

示例#1

bool MetadataHub::write(DImg& image, WriteComponent writeMode, bool ignoreLazySync, const MetadataSettingsContainer& settings)
{
    applyChangeNotifications();

    // if no DMetadata object is needed at all, don't construct one
    if (!willWriteMetadata(writeMode, settings))
    {
        return false;
    }

    // See DImgLoader::readMetadata() and saveMetadata()
    DMetadata metadata;
    metadata.setData(image.getMetadata());

    QString filePath = image.originalFilePath();

    if (filePath.isEmpty())
    {
        filePath = image.lastSavedFilePath();
    }

    if (!ignoreLazySync && settings.useLazySync && !filePath.isEmpty())
    {
        ImageInfo info = ImageInfo::fromLocalFile(filePath);
        MetadataHubMngr::instance()->addPending(info);
        return true;
    }

    if (!filePath.isEmpty())
    {
        writeToBaloo(filePath);
    }

    return write(metadata, writeMode, settings);
}

示例#2

文件： assigntemplate.cpp 项目： birkedal/digikam

bool AssignTemplate::toolOperations()
{
    DMetadata meta;

    if (image().isNull())
    {
        if (!meta.load(inputUrl().toLocalFile()))
        {
            return false;
        }
    }
    else
    {
        meta.setData(image().getMetadata());
    }

    QString title = settings()[QLatin1String("TemplateTitle")].toString();

    if (title == Template::removeTemplateTitle())
    {
        meta.removeMetadataTemplate();
    }
    else if (title.isEmpty())
    {
        // Nothing to do.
    }
    else
    {
        Template t = TemplateManager::defaultManager()->findByTitle(title);
        meta.removeMetadataTemplate();
        meta.setMetadataTemplate(t);
    }

    bool ret = true;

    if (image().isNull())
    {
        QFile::remove(outputUrl().toLocalFile());
        ret = QFile::copy(inputUrl().toLocalFile(), outputUrl().toLocalFile());

        if (ret && !title.isEmpty())
        {
            ret = meta.save(outputUrl().toLocalFile());
        }
    }
    else
    {
        if (!title.isEmpty())
        {
            image().setMetadata(meta.data());
        }

        ret = savefromDImg();
    }

    return ret;
}