Struct Animator

pub struct Animator<W: Widget, A: Fn(&mut W, f32) -> Update> { /* private fields */ }

A widget that animates another widget using an animation function.

Implementations

impl<W: Widget, A: Fn(&mut W, f32) -> Update> Animator<W, A>

pub fn new(duration: Duration, widget: W, animation: A) -> Self

Creates a new animator widget with the given duration, child widget and animation function.

The animation function is called with a value between 0.0 and 1.0 based on the elapsed time since the start of the animation and the total duration of the animation.

Trait Implementations

impl<W: Widget, A: Fn(&mut W, f32) -> Update> Widget for Animator<W, A>

fn render( &mut self, scene: &mut Scene, theme: &mut dyn Theme, layout_node: &LayoutNode, info: &AppInfo, context: AppContext, )

Render the widget to the canvas.

fn layout_style(&self) -> StyleNode

Return the layout style node for layout computation.

fn update( &mut self, layout: &LayoutNode, context: AppContext, info: &AppInfo, ) -> Update

Update the widget state with given info and layout. Returns if the app should be updated.

fn widget_id(&self) -> WidgetId

Return the widget id.