/**
 * Options of the `screen` component accepted by {@link ScreenComponentSystem} that differ from the
 * properties of {@link ScreenComponent}. Each replaces the same-named property of the options that
 * {@link Entity#addComponent} derives from the component class; see
 * {@link ComponentOptionsOverrides}.
 */
export type ScreenComponentOptionsOverrides = {
    /**
     * - Same as
     * {@link ScreenComponent#referenceResolution}, also accepting an `[width, height]` array.
     */
    referenceResolution?: Vec2 | number[];
    /**
     * - Same as {@link ScreenComponent#resolution}, also
     * accepting an `[width, height]` array.
     */
    resolution?: Vec2 | number[];
};
/**
 * @import { AppBase } from '../../app-base.js'
 * @import { Entity } from '../../entity.js'
 */
/**
 * Options of the `screen` component accepted by {@link ScreenComponentSystem} that differ from the
 * properties of {@link ScreenComponent}. Each replaces the same-named property of the options that
 * {@link Entity#addComponent} derives from the component class; see
 * {@link ComponentOptionsOverrides}.
 *
 * @typedef {object} ScreenComponentOptionsOverrides
 * @property {Vec2 | number[]} [referenceResolution] - Same as
 * {@link ScreenComponent#referenceResolution}, also accepting an `[width, height]` array.
 * @property {Vec2 | number[]} [resolution] - Same as {@link ScreenComponent#resolution}, also
 * accepting an `[width, height]` array.
 * @ignore
 */
/**
 * Manages the {@link ScreenComponent}s of an application. Reach it through `app.systems.screen`;
 * components are created with {@link Entity#addComponent}, never by calling the system directly.
 *
 * @category User Interface
 */
export class ScreenComponentSystem extends ComponentSystem {
    id: string;
    ComponentType: typeof ScreenComponent;
    windowResolution: Vec2;
    _drawOrderSyncQueue: IndexedList;
    initializeComponentData(component: any, data: any, properties: any): void;
    _updateDescendantElements(entity: any, screenEntity: any): void;
    _onUpdate(dt: any): void;
    _onResize(width: any, height: any): void;
    cloneComponent(entity: any, clone: any): import("../component.js").Component;
    onBeforeRemove(entity: any, component: any): void;
    processDrawOrderSyncQueue(): void;
    queueDrawOrderSync(id: any, fn: any, scope: any): void;
}
import { Vec2 } from '../../../core/math/vec2.js';
import { ComponentSystem } from '../system.js';
import { ScreenComponent } from './component.js';
import { IndexedList } from '../../../core/indexed-list.js';