LiquidTransitionPlugin class

Reveals a widget with a liquid wave effect using a custom ClipPath.

⚠️ EXPENSIVE — uses ClipPath with custom CustomClipper.

Params:

• waveHeight (double) — Max wave amplitude in pixels. Default: 20.0
• waveCount (double) — Number of wave cycles. Default: 1.5
• fromBottom (bool) — Reveal from bottom up. Default: true

Usage:

MotionWidget(
  transition: LiquidTransitionPlugin(),
  params: {'waveHeight': 30.0, 'waveCount': 2.0},
  child: myHeroImage,
)

Inheritance

• Object
• TransitionPlugin
• LiquidTransitionPlugin

Constructors

LiquidTransitionPlugin()

const

Properties

affectedProperties → List<AnimatableProperty>

All widget properties this transition modifies. Used by FrameBudgeter to decide whether to skip expensive effects.

no setter, override

description → String

Human-readable description of this transition (optional, for tooling).

no setter, override

hashCode → int

The hash code for this object.

no setter, inherited

id → String

Unique identifier used to look up this plugin in TransitionRegistry.

no setter, override

isExpensive → bool

True when this effect uses expensive GPU operations (blur, shader, clip). The FrameBudgeter will disable expensive plugins under FPS threshold.

no setter, override

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

build({required Animation<double> animation, required Widget child, Map<String, Object?> params = const {}}) → Widget

Builds the animated widget for the forward direction.

override

buildCurved({required Animation<double> animation, required Curve curve, required Widget child, Map<String, Object?> params = const {}}) → Widget

Helper — wraps build with a CurvedAnimation.

inherited

buildReverse({required Animation<double> animation, required Widget child, Map<String, Object?> params = const {}}) → Widget

Builds the animated widget for the reverse direction.

override

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