How to have legend in multiple rows and center aligned?

I have the following code-

y=repmat([10,20,30,15,25],10,1);
bar(y,'stacked',LineStyle='none');
id=cellstr(num2str([1:size(y,2)].','A%d'));
h=legend(id,'Location','northoutside','Orientation','horizontal',FontSize=13)

This gives the output as-

I want to have the legend in two rows and center aligned at the northoutside.

How do I do that?

Note, I have tried -

h.NumColumns=2;

This gives-

What I want is like this-

A1 A2

A3 A4 A5.

Please note, these must be center aligned.

Answer 1

[Matt J]

The second output of legendflex,

https://www.mathworks.com/matlabcentral/fileexchange/31092-legendflex-m-a-more-flexible-customizable-legend

gives handles to the different text and patch objects situated in the legend. You could modify the positions to have the centered appearance that you describe.