Method backgroundAt

src/backend/worksheet/plots/cartesian/BarPlot.cpp:154–160

// box filling
Background* BarPlot::backgroundAt(int index) const {
	Q_D(const BarPlot);
	if (index < d->backgrounds.size())
		return d->backgrounds.at(index);
	else
		return nullptr;
}

// box border lines
Line* BarPlot::lineAt(int index) const {