RadialGradientDef class

A radial gradient definition widget for chart styling.

Inheritance

Constructors

RadialGradientDef({Key? key, required String id, required List<GradientStop> stops, Alignment center = Alignment.center, double radius = 0.5, Alignment? focal, double focalRadius = 0.0, TileMode tileMode = TileMode.clamp, GradientTransform? transform, Widget? child})
Creates a radial gradient definition.
const

Properties

center → Alignment
The center of the gradient.
final
child → Widget?
Child widget to apply the gradient to.
final
focal → Alignment?
The focal point of the gradient (defaults to center).
final
focalRadius → double
The focal radius.
final
hashCode → int
The hash code for this object.
no setterinherited
id → String
Unique identifier for this gradient.
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
radius → double
The radius of the gradient (1.0 = corner to corner).
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
stops → List<GradientStop>
The gradient stops and colors.
final
tileMode → TileMode
How to tile the gradient beyond its bounds.
final
transform → GradientTransform?
Optional transform matrix.
final

Methods

build(BuildContext context) → Widget
Describes the part of the user interface represented by this widget.
override
createElement() → StatelessElement
Creates a StatelessElement to manage this widget's location in the tree.
inherited
createShader(Rect bounds) → Shader
Creates a shader from this gradient for the given bounds.
debugDescribeChildren() → List<DiagnosticsNode>
Returns a list of DiagnosticsNode objects describing this node's children.
inherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node.
inherited
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
toGradient() → RadialGradient
Creates the Flutter RadialGradient from this definition.
toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) → String
A string representation of this object.
inherited
toStringDeep({String prefixLineOne = '', String? prefixOtherLines, DiagnosticLevel minLevel = DiagnosticLevel.debug, int wrapWidth = 65}) → String
Returns a string representation of this node and its descendants.
inherited
toStringShallow({String joiner = ', ', DiagnosticLevel minLevel = DiagnosticLevel.debug}) → String
Returns a one-line detailed description of the object.
inherited
toStringShort() → String
A short, textual description of this widget.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited