Method loadThemeConfig

src/backend/worksheet/plots/cartesian/Axis.cpp:3326–3406

############################################################################## ######################### Theme management ################################## ##############################################################################

// #########################  Theme management ##################################
// ##############################################################################
void Axis::loadThemeConfig(const KConfig& config) {
	Q_D(Axis);
	const KConfigGroup& group = config.group(QStringLiteral("Axis"));

	// we don't want to show the major and minor grid lines for non-first horizontal/vertical axes
	// determine the index of the axis among other axes having the same orientation
	bool firstAxis = true;
	for (const auto* axis : parentAspect()->children<Axis>()) {
		if (orientation() == axis->orientation()) {
			if (axis == this) {
				break;
			} else {
				firstAxis = false;
				break;
			}
		}
	}

	// Tick label
	this->setLabelsColor(group.readEntry(QStringLiteral("LabelsFontColor"), QColor(Qt::black)));
	this->setLabelsOpacity(group.readEntry(QStringLiteral("LabelsOpacity"), 1.0));

	// use plot area color for the background color of the labels
	const KConfigGroup& groupPlot = config.group(QStringLiteral("CartesianPlot"));
	this->setLabelsBackgroundColor(groupPlot.readEntry(QStringLiteral("BackgroundFirstColor"), QColor(Qt::white)));

	// Line
	d->line->setColor(group.readEntry(QStringLiteral("LineColor"), QColor(Qt::black)));
	d->line->setWidth(group.readEntry(QStringLiteral("LineWidth"), Worksheet::convertToSceneUnits(1.0, Worksheet::Unit::Point)));
	d->line->setOpacity(group.readEntry(QStringLiteral("LineOpacity"), 1.0));

	const auto* plot = static_cast<const CartesianPlot*>(parentAspect());
	if (firstAxis && plot->theme() == QLatin1String("Tufte")) {
		setRangeType(RangeType::AutoData);
		d->line->setStyle(Qt::SolidLine);
	} else {
		// switch back to "Auto" range type when "AutoData" was selected (either because of Tufte or manually selected),
		// don't do anything if "Custom" is selected
		if (rangeType() == RangeType::AutoData)
			setRangeType(RangeType::Auto);

		d->line->setStyle((Qt::PenStyle)group.readEntry(QStringLiteral("LineStyle"), (int)Qt::SolidLine));
	}

	// Title
	if (plot->theme() == QLatin1String("Sparkline"))
		d->title->setText(QString());

	// Major grid
	if (firstAxis)
		d->majorGridLine->setStyle((Qt::PenStyle)group.readEntry(QStringLiteral("MajorGridStyle"), (int)Qt::SolidLine));
	else
		d->majorGridLine->setStyle(Qt::NoPen);

	d->majorGridLine->setColor(group.readEntry(QStringLiteral("MajorGridColor"), QColor(Qt::gray)));
	d->majorGridLine->setWidth(group.readEntry(QStringLiteral("MajorGridWidth"), 0.0));
	d->majorGridLine->setOpacity(group.readEntry(QStringLiteral("MajorGridOpacity"), 1.0));