C++ KoXmlNode::previousSibling方法代码示例

KisNodeSP KisKraLoader::loadNodes(const KoXmlElement& element, KisImageWSP image, KisNodeSP parent)
{

    KoXmlNode node = element.firstChild();
    KoXmlNode child;

    if (!node.isNull()) {

        if (node.isElement()) {

            if (node.nodeName().toUpper() == LAYERS.toUpper() || node.nodeName().toUpper() == MASKS.toUpper()) {
                for (child = node.lastChild(); !child.isNull(); child = child.previousSibling()) {
                    KisNodeSP node = loadNode(child.toElement(), image, parent);
                    if (node) {
                        image->nextLayerName(); // Make sure the nameserver is current with the number of nodes.
                        image->addNode(node, parent);
                        if (node->inherits("KisLayer") && child.childNodesCount() > 0) {
                            loadNodes(child.toElement(), image, node);
                        }
                    }
                }
            }
        }
    }

    return parent;
}

void KisKraLoader::loadCompositions(const KoXmlElement& elem, KisImageWSP image)
{
    KoXmlNode child;

    for (child = elem.firstChild(); !child.isNull(); child = child.nextSibling()) {

        KoXmlElement e = child.toElement();
        QString name = e.attribute("name");
        bool exportEnabled = e.attribute("exportEnabled", "1") == "0" ? false : true;

        KisLayerComposition* composition = new KisLayerComposition(image, name);
        composition->setExportEnabled(exportEnabled);

        KoXmlNode value;
        for (value = child.lastChild(); !value.isNull(); value = value.previousSibling()) {
            KoXmlElement e = value.toElement();
            QUuid uuid(e.attribute("uuid"));
            bool visible = e.attribute("visible", "1") == "0" ? false : true;
            composition->setVisible(uuid, visible);
            bool collapsed = e.attribute("collapsed", "1") == "0" ? false : true;
            composition->setCollapsed(uuid, collapsed);
        }

        image->addComposition(composition);
    }
}

KisImageWSP KisKraLoader::loadXML(const KoXmlElement& element)
{
    QString attr;
    KisImageWSP image = 0;
    QString name;
    qint32 width;
    qint32 height;
    QString profileProductName;
    double xres;
    double yres;
    QString colorspacename;
    const KoColorSpace * cs;

    if ((attr = element.attribute(MIME)) == NATIVE_MIMETYPE) {

        if ((m_d->imageName = element.attribute(NAME)).isNull()) {
            m_d->errorMessages << i18n("Image does not have a name.");
            return KisImageWSP(0);
        }

        if ((attr = element.attribute(WIDTH)).isNull()) {
            m_d->errorMessages << i18n("Image does not specify a width.");
            return KisImageWSP(0);
        }
        width = attr.toInt();

        if ((attr = element.attribute(HEIGHT)).isNull()) {
            m_d->errorMessages << i18n("Image does not specify a height.");
            return KisImageWSP(0);
        }

        height = attr.toInt();

        m_d->imageComment = element.attribute(DESCRIPTION);

        xres = 100.0 / 72.0;
        if (!(attr = element.attribute(X_RESOLUTION)).isNull()) {
            if (attr.toDouble() > 1.0) {
                xres = attr.toDouble() / 72.0;
            }
        }

        yres = 100.0 / 72.0;
        if (!(attr = element.attribute(Y_RESOLUTION)).isNull()) {
            if (attr.toDouble() > 1.0) {
                yres = attr.toDouble() / 72.0;
            }
        }

        if ((colorspacename = element.attribute(COLORSPACE_NAME)).isNull()) {
            // An old file: take a reasonable default.
            // Krita didn't support anything else in those
            // days anyway.
            colorspacename = "RGBA";
        }

        profileProductName = element.attribute(PROFILE);
        // A hack for an old colorspacename
        convertColorSpaceNames(colorspacename, profileProductName);

        QString colorspaceModel = KoColorSpaceRegistry::instance()->colorSpaceColorModelId(colorspacename).id();
        QString colorspaceDepth = KoColorSpaceRegistry::instance()->colorSpaceColorDepthId(colorspacename).id();

        if (profileProductName.isNull()) {
            // no mention of profile so get default profile";
            cs = KoColorSpaceRegistry::instance()->colorSpace(colorspaceModel, colorspaceDepth, "");
        } else {
            cs = KoColorSpaceRegistry::instance()->colorSpace(colorspaceModel, colorspaceDepth, profileProductName);
        }

        if (cs == 0) {
            // try once more without the profile
            cs = KoColorSpaceRegistry::instance()->colorSpace(colorspaceModel, colorspaceDepth, "");
            if (cs == 0) {
                m_d->errorMessages << i18n("Image specifies an unsupported color model: %1.", colorspacename);
                return KisImageWSP(0);
            }
        }

        if (m_d->document) {
            image = new KisImage(m_d->document->createUndoStore(), width, height, cs, name);
        }
        else {
            image = new KisImage(0, width, height, cs, name);
        }
        image->setResolution(xres, yres);
        loadNodes(element, image, const_cast<KisGroupLayer*>(image->rootLayer().data()));

        KoXmlNode child;
        for (child = element.lastChild(); !child.isNull(); child = child.previousSibling()) {
            KoXmlElement e = child.toElement();
            if(e.tagName() == "ProjectionBackgroundColor") {
                if (e.hasAttribute("ColorData")) {
                    QByteArray colorData = QByteArray::fromBase64(e.attribute("ColorData").toLatin1());
                    KoColor color((const quint8*)colorData.data(), image->colorSpace());
                    image->setDefaultProjectionColor(color);
                }
            }

            if (e.tagName().toLower() == "animation") {
//.........这里部分代码省略.........