Method save

src/backend/core/Project.cpp:471–510

// ##############################################################################

void Project::save(const QPixmap& thumbnail, QXmlStreamWriter* writer) {
	Q_D(Project);
	// set the version and the modification time to the current values
	d->setVersion(QStringLiteral(LVERSION));
	d->modificationTime = QDateTime::currentDateTime();

	writer->setAutoFormatting(true);
	writer->writeStartDocument();
	writer->writeDTD(QStringLiteral("<!DOCTYPE LabPlotXML>"));

	writer->writeStartElement(QStringLiteral("project"));
	writer->writeAttribute(QStringLiteral("version"), version());
	writer->writeAttribute(QStringLiteral("xmlVersion"), QString::number(buildXmlVersion));
	writer->writeAttribute(QStringLiteral("modificationTime"), modificationTime().toString(QStringLiteral("yyyy-dd-MM hh:mm:ss:zzz")));
	writer->writeAttribute(QStringLiteral("author"), author());
	writer->writeAttribute(QStringLiteral("saveCalculations"), QString::number(d->saveCalculations));

	// save the state of the content dock widgets
	writer->writeAttribute(QStringLiteral("dockWidgetState"), d->dockWidgetState);

	// save the state of the default dock widgets, if activated
	writer->writeAttribute(QStringLiteral("saveDefaultDockWidgetState"), QString::number(d->saveDefaultDockWidgetState));
	if (d->saveDefaultDockWidgetState)
		writer->writeAttribute(QStringLiteral("defaultDockWidgetState"), d->defaultDockWidgetState);

	QString image;
	if (!thumbnail.isNull()) {
		QByteArray bArray;
		QBuffer buffer(&bArray);
		buffer.open(QIODevice::WriteOnly);
		QPixmap scaledThumbnail = thumbnail.scaled(512, 512, Qt::KeepAspectRatio);
		scaledThumbnail.save(&buffer, "JPEG");
		image = QString::fromLatin1(bArray.toBase64().data());
	}

	writer->writeAttribute(QStringLiteral("thumbnail"), image);
	writeBasicAttributes(writer);
	writeCommentElement(writer);
	save(writer);
}

/**
 * \brief Save as XML