GeometryPainter<T> class abstract

Item painter for charts Chart will slice the canvas and each item is painted has constraints (width / itemWidth) * height

Implementers

• BarGeometryPainter
• BubbleGeometryPainter

Constructors

GeometryPainter(ChartItem<T?> item, ChartData<T?> data, ItemOptions itemOptions)

Default constructor for GeometryPainter

Properties

data → ChartData<T?>

Current data of the chart

final

hashCode → int

The hash code for this object.

no setter, inherited

item → ChartItem<T?>

Current item being painted

final

itemOptions → ItemOptions

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

draw(Canvas canvas, Size size, Paint paint) → void

Draw ChartItem on the canvas. Canvas with item size is passed, item's padding and margin need to be calculated This is to allow more flexibility for more custom items if needed

itemWidth(Size size) → double

Calculate item width based on current Size and ChartState

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited