function [x, y] = selectDataPoints(~, ax)
roi = drawpoint(ax);
x = roi.Position(1);
y = roi.Position(2);
end
[x, y] = selectDataPoints(app, app.figArea);
function [x, y] = selectDataPoints(~, ax)
roi = drawpoint(ax);
x = roi.Position(1);
y = roi.Position(2);
end
[x, y] = selectDataPoints(app, app.figArea);