Legend check boxes can be displayed within the legend to toggle the visibility of different chart elements such as series, constant lines, indicators, and strips. Legend check boxes appear in place of legend markers when these markers are disabled. For more detailed information, refer to Legend.
The table below lists the main properties that affect the element's appearance and functionality:
Legend.MarkerMode, ConstantLine.CheckableInLegend, Indicator.CheckableInLegend,SeriesBase.CheckableInLegend, Strip.CheckableInLegend
ConstantLine.CheckedInLegend, Indicator.CheckedInLegend,SeriesBase.CheckedInLegend, Strip.CheckedInLegend