SfSparkChartThemeData class

Holds the color and typography values for a SfSparkChartTheme. Applies a theme to descendant Syncfusion spark charts widgets.

To obtain the current theme, use SfSparkChartTheme.of.

Widget build(BuildContext context) {
  return Scaffold(
    body: SfSparkChartTheme(
      data: SfSparkChartThemeData(
        brightness: Brightness.light
      ),
      child: SfSparkLineChart(),
    ),
  );
}

See also:

• SfTheme and SfThemeData, for customizing the visual appearance of the spark chart widgets.

Mixed-in types

• Diagnosticable

Annotations

• @immutable

Constructors

SfSparkChartThemeData({Color? backgroundColor, Color? color, Color? axisLineColor, Color? markerFillColor, Color? dataLabelBackgroundColor, Color? tooltipColor, Color? trackballLineColor, Color? tooltipLabelColor, TextStyle? dataLabelTextStyle, TextStyle? trackballTextStyle})

Initialize the Sfspark chart theme data

const

SfSparkChartThemeData.raw({Brightness? brightness, Color? backgroundColor, Color? color, Color? axisLineColor, Color? markerFillColor, Color? dataLabelBackgroundColor, Color? tooltipColor, Color? trackballLineColor, Color? tooltipLabelColor, TextStyle? dataLabelTextStyle, TextStyle? trackballTextStyle})

Create a SfSparkChartThemeData given a set of exact values. All the values must be specified.

factory

Properties

axisLineColor → Color?

Specifies the color for axis line.

final

backgroundColor → Color?

Specifies the background color of spark chart widgets.

final

color → Color?

Specifies the color of the spark chart.

final

dataLabelBackgroundColor → Color?

Specifies the background color for data labels.

final

dataLabelTextStyle → TextStyle?

Specifies the data label text style for spark chart label text.

final

hashCode → int

The hash code for this object.

no setter, override

markerFillColor → Color?

Specifies the color for chart marker.

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

tooltipColor → Color?

Specifies the color of the tooltip.

final

tooltipLabelColor → Color?

Specifies the text color of the tooltip.

final

trackballLineColor → Color?

Specifies the tooltip line color.

final

trackballTextStyle → TextStyle?

Specifies the trackball text style for spark chart label text.

final

Methods

copyWith({Brightness? brightness, Color? backgroundColor, Color? color, Color? axisLineColor, Color? markerFillColor, Color? dataLabelBackgroundColor, Color? tooltipColor, Color? trackballLineColor, Color? tooltipLabelColor, TextStyle? dataLabelTextStyle, TextStyle? trackballTextStyle}) → SfSparkChartThemeData

Creates a copy of this spark chart theme data object with the matching fields replaced with the non-null parameter values.

debugFillProperties(DiagnosticPropertiesBuilder properties) → void

Add additional properties associated with the node.

override

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toDiagnosticsNode({String? name, DiagnosticsTreeStyle? style}) → DiagnosticsNode

Returns a debug representation of the object that is used by debugging tools and by DiagnosticsNode.toStringDeep.

inherited

toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) → String

A string representation of this object.

inherited

toStringShort() → String

A brief description of this object, usually just the runtimeType and the hashCode.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

override

Static Methods

lerp(SfSparkChartThemeData? a, SfSparkChartThemeData? b, double t) → SfSparkChartThemeData?

Returns the spark chart theme data