NChartObject Class Reference Inherits from NSObject Declared in NChartObject.h Overview The NChartObject class provides common methods for all the objects on the chart. visible Flag that determines if the object is visible (YES) or not (NO). The default value is YES. @property (nonatomic, assign) BOOL visible Declared In NChartObject.h chart Chart the object belongs to. This property is assigned automatically whenever the object is assigned to the chart. @property (nonatomic, readonly) NChart *chart Declared In NChartObject.h