Method addLegend

src/backend/worksheet/plots/cartesian/CartesianPlot.cpp:2122–2125

! * public helper function to set a legend object created outside of CartesianPlot, e.g. in \c OriginProjectParser. */

 * public helper function to set a legend object created outside of CartesianPlot, e.g. in \c OriginProjectParser.
 */
void CartesianPlot::addLegend(CartesianPlotLegend* legend) {
	m_legend = legend;
	this->addChild(legend);
}

void CartesianPlot::addLegend() {
	// don't do anything if there's already a legend