GKEffect class abstract

Abstract base class for all GK visual effects.

Subclasses must implement build to return a widget that renders the effect driven by the provided GKController.

{@tool snippet}

class MyEffect extends GKEffect {
  const MyEffect();

  @override
  Widget build(BuildContext context, GKController controller, {Widget? child}) {
    return CustomPaint(
      painter: MyPainter(controller: controller),
      child: child,
    );
  }
}

{@end-tool}

Implementers

• AuroraEffect
• ChromaticAberrationEffect
• DissolveEffect
• GKEffectComposer
• GlitchEffect
• HeatWaveEffect
• HolographicEffect
• LiquidEffect
• NeonGlowEffect
• PixelateEffect
• VHSEffect

Constructors

GKEffect()

Creates a GKEffect.

const

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

build(BuildContext context, GKController controller, {Widget? child}) → Widget

Builds the widget tree for this effect.

dispose() → void

Override to release resources held by this effect.

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.

inherited