pointsColumns property

PointsColumns pointsColumns
getter/setter pair
Subclasses - aware members.

Keeps data values grouped in columns.

This column grouped data instance is managed here in the ChartTopContainer, (immediate owner of YContainer and DataContainer) as their data points are needed both during YContainer.layout to calculate scaling, and also in DataContainer.layout to create PresentersColumns instance.

Implementation

/// Keeps data values grouped in columns.
///
/// This column grouped data instance is managed here in the [ChartTopContainer],
/// (immediate owner of [YContainer] and [DataContainer])
/// as their data points are needed both during [YContainer.layout]
/// to calculate scaling, and also in [DataContainer.layout] to create
/// [PresentersColumns] instance.
late PointsColumns pointsColumns;