RadialGradientDef class
A radial gradient definition widget for chart styling.
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- RadialGradientDef
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