property Chart.OverlaidOnMoving as Boolean
Specifies whether the overlaid bars are re-arranged while the user moves or resizes at runtime a bar.

   Boolean A boolean expression that specifies whether the overlaid bars is applied while user moves or resizes a bar at runtime.  
By default, the OverlaidOnMoving property is True. The OverlaidType property specifies whether the bars of the same type are re-arranged on the item. The performance of the control could be improved while using the overlaid feature, using the OverlaidOnMoving property on False. This property has effect only if the control display overlaying bars. The IntersectBars property determines if two bars intersects if returns 0. The ItemBar(exBarIntersectWith) property retrieves a collection of bars that interest with the current bar.