juice_animation

Canonical specification for the juice_animation companion package

Purpose

Reusable animation patterns with bloc-controlled animation state.

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Dependencies

External: None

Juice Packages: None

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Architecture

Bloc: AnimationBloc

Lifecycle: Leased (per widget)

State

class AnimationState extends BlocState {
  final Map<String, AnimationInstance> animations;
  final bool areAnimationsEnabled;
}

class AnimationInstance {
  final AnimationStatus status;
  final double progress;
  final Duration duration;
  final Curve curve;
}

Events

• StartAnimationEvent - Start named animation
• StopAnimationEvent - Stop animation
• PauseAnimationEvent - Pause animation
• ResumeAnimationEvent - Resume paused animation
• ChainAnimationsEvent - Sequence multiple animations

Rebuild Groups

• animation:{id} - Per-animation progress
• animation:global - Global enable/disable

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Open Questions

To be discussed