Method mapParentToPlotArea

src/backend/worksheet/WorksheetElement.cpp:1062–1071

! * \brief WorksheetElementPrivate::mapParentToPlotArea * Mapping a point from parent coordinates to plotArea coordinates * Needed because in some cases the parent is not the PlotArea, but a child of it (Marker/InfoElement) * IMPORTANT: function is also used in Custompoint, so when changing anything, change it also there * \param point point in parent coordinates * \return point in PlotArea

 * \return point in PlotArea coordinates
 */
QPointF WorksheetElementPrivate::mapParentToPlotArea(QPointF point) const {
	auto* parent = q->parent(AspectType::CartesianPlot);
	if (parent) {
		auto* plot = static_cast<CartesianPlot*>(parent);
		// mapping from parent to item coordinates and them to plot area
		return mapToItem(plot->plotArea()->graphicsItem(), mapFromParent(point));
	}

	return point; // don't map if no parent set. Then it's during load
}

/*!
 * \brief WorksheetElementPrivate::mapPlotAreaToParent