The position is probably correct, but it looks wrong to your eye because room is left for a descender, and there are no descenders because the titles are all caps. Luckily, you can adjust the y
-component of the content position! There are two ways:
In Interface Builder, in the attributes inspector for each segment, set the Content Offset
In code, call
setContentPositionAdjustment:forSegmentType:barMetrics: