Gradient class abstract

A 2D gradient.

This is an interface that allows LinearGradient, RadialGradient, and SweepGradient classes to be used interchangeably in BoxDecorations.

See also:

Implementers
Annotations

Constructors

Gradient({required List<Color> colors, List<double>? stops, GradientTransform? transform})
Initialize the gradient's colors and stops.
const

Properties

colors → List<Color>
The colors the gradient should obtain at each of the stops.
final
hashCode → int
The hash code for this object.
no setterinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
stops → List<double>?
A list of values from 0.0 to 1.0 that denote fractions along the gradient.
final
transform → GradientTransform?
The transform, if any, to apply to the gradient.
final

Methods

createShader(Rect rect, {TextDirection? textDirection}) → Shader
Creates a Shader for this gradient to fill the given rect.
lerpFrom(Gradient? a, double t) → Gradient?
Linearly interpolates from another Gradient to this.
lerpTo(Gradient? b, double t) → Gradient?
Linearly interpolates from this to another Gradient.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
scale(double factor) → Gradient
Returns a new gradient with its properties scaled by the given factor.
toString() → String
A string representation of this object.
inherited
withOpacity(double opacity) → Gradient
Returns a new Gradient with each color set to the given opacity.

Operators

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

Static Methods

lerp(Gradient? a, Gradient? b, double t) → Gradient?
Linearly interpolates between two Gradients.