DataLabelSettings class
Customizes the data label.
Data labels can be added to a chart series by enabling the isVisible option in the dataLabelSettings. It has options to customize the appearance of the data label.
Provide options like color, border width, border color, alignment and data label text style for customization.
- Annotations
Constructors
- DataLabelSettings({bool isVisible = false, ChartAlignment alignment = ChartAlignment.center, Color? color, TextStyle? textStyle, EdgeInsets margin = const EdgeInsets.all(5.0), double opacity = 1.0, ChartDataLabelAlignment labelAlignment = ChartDataLabelAlignment.auto, double borderRadius = 5.0, int angle = 0, ChartWidgetBuilder? builder, bool useSeriesColor = false, Offset offset = Offset.zero, bool showCumulativeValues = false, bool showZeroValue = true, Color borderColor = Colors.transparent, double borderWidth = 1.0, OverflowMode overflowMode = OverflowMode.none, LabelIntersectAction labelIntersectAction = LabelIntersectAction.shift, ConnectorLineSettings connectorLineSettings = const ConnectorLineSettings(), ChartDataLabelPosition labelPosition = ChartDataLabelPosition.inside})
-
Creating an argument constructor of DataLabelSettings class.
const
Properties
- alignment → ChartAlignment
-
Alignment of the data label.
final
- angle → int
-
Rotation angle of the data label.
final
- borderColor → Color
-
Border color of the data label.
final
- borderRadius → double
-
Customizes the data label border radius.
final
- borderWidth → double
-
Border width of the data label.
final
- builder → ChartWidgetBuilder?
-
Builder for data label.
final
- color → Color?
-
Color of the data label.
final
- connectorLineSettings → ConnectorLineSettings
-
Customizes the connector lines. Connector line is rendered when the
data label is placed outside the chart.
final
- hashCode → int
-
The hash code for this object.
no setteroverride
- isVisible → bool
-
Toggles the visibility of the data label in the series.
final
- labelAlignment → ChartDataLabelAlignment
-
Position of the data label.
final
- labelIntersectAction → LabelIntersectAction
-
Action on data labels intersection.
final
- labelPosition → ChartDataLabelPosition
-
Position of the data label.
final
- margin → EdgeInsets
-
Margin between the data label text and its shape.
final
- offset → Offset
-
Moves the data label vertically or horizontally from its position.
final
- opacity → double
-
Opacity of the data label.
final
- overflowMode → OverflowMode
-
Action on data labels when it’s overflowing from its region area.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- showCumulativeValues → bool
-
To show the cumulative values in stacked type series charts.
final
- showZeroValue → bool
-
Hides the data label and its connector line, if the
data point value is 0 (Zero).
final
- textStyle → TextStyle?
-
Customizes the data label font.
final
- useSeriesColor → bool
-
Uses the series color for filling the data label shape.
final
Methods
-
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.
override