The chart the bar acts on, and the widget's range methods when it has them. A Widget is one.
Widget
Readonly
Optional
The interval in force, for Go to. Default: the chart's data context.
The range in force, pressed in the bar; null when none is.
Apply a range. The bar reports what it returns. Without it the range buttons are greyed.
The chart the bar acts on, and the widget's range methods when it has them. A
Widgetis one.