Struct amethyst_ui::ResizeSystem

pub struct ResizeSystem { /* fields omitted */ }

This system rearranges UI elements whenever the screen is resized using their UiResize component.

Methods

impl ResizeSystem

pub fn new(resize_events_id: ReaderId<ComponentEvent>) -> ResizeSystem

Creates a new ResizeSystem that listens with the given reader Id.

Trait Implementations

impl Debug for ResizeSystem

fn fmt(&self, f: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<'system_desc_a, 'system_desc_b> SystemDesc<'system_desc_a, 'system_desc_b, ResizeSystem> for ResizeSystemDesc

fn build(self, world: &mut World) -> ResizeSystem

Builds and returns a System.

impl<'a> System<'a> for ResizeSystem

type SystemData = (WriteStorage<'a, UiTransform>, WriteStorage<'a, UiResize>, ReadExpect<'a, ScreenDimensions>)

The resource bundle required to execute this system.

fn run(&mut self, (transform, resize, dimensions): Self::SystemData)

Executes the system with the required system data.

fn running_time(&self) -> RunningTime

Returns a hint how long the system needs for running. This is used to optimize the way they're executed (might allow more parallelization).

fn accessor(&'b self) -> AccessorCow<'a, 'b, Self>

Return the accessor from the [SystemData].

fn setup(&mut self, world: &mut World)

Sets up the World using Self::SystemData::setup.

fn dispose(self, world: &mut World)

Performs clean up that requires resources from the World. This commonly removes components from world which depend on external resources.