Method updateGrid

src/backend/worksheet/plots/cartesian/Axis.cpp:2687–2689

! * called when the opacity of the grid was changes, update the grid graphics item */ TODO: this function is only needed for loaded projects where update() doesn't seem to be enough and we have to call gridItem->update() explicitly. This is not required for newly created plots/axes. Why is this difference?

// and we have to call gridItem->update() explicitly.
// This is not required for newly created plots/axes. Why is this difference?
void AxisPrivate::updateGrid() {
	gridItem->update();
}

void AxisPrivate::recalcShapeAndBoundingRect() {
	if (suppressRecalc)