import type { Viewport } from '../Viewport.js';
import { type Props as ViewProps, View } from '../View.js';
import { Container } from '../Container.js';
import { Size } from '../geometry.js';
import type { Location } from './ZStack.js';
interface Props extends ViewProps {
    children?: View[];
    child?: View;
    location?: Location;
    useAvailable?: boolean;
}
type ShorthandProps = NonNullable<Props['children']> | Omit<Props, 'location'>;
/**
 * Positions its children at a fixed location within the available space.
 * Children are rendered as a ZStack (overlaid on top of each other), then
 * placed according to `location`.
 *
 * Designed for use inside a ZStack to anchor content at edges or corners.
 *
 * When `useAvailable` is true, the component uses the viewport's
 * `availableRect` instead of `contentRect` for sizing and placement.
 *
 * ```ts
 * new ZStack({
 *   children: [
 *     new Space({background: '#333'}),
 *     At.topRight([new Text({text: 'top-right'})]),
 *     At.bottomCenter([new Text({text: 'bottom'})]),
 *   ],
 * })
 * ```
 */
export declare class At extends Container {
    #private;
    static topLeft(props?: ShorthandProps, extraProps?: Omit<Props, 'children' | 'location'>): At;
    static topCenter(props?: ShorthandProps, extraProps?: Omit<Props, 'children' | 'location'>): At;
    static topRight(props?: ShorthandProps, extraProps?: Omit<Props, 'children' | 'location'>): At;
    static left(props?: ShorthandProps, extraProps?: Omit<Props, 'children' | 'location'>): At;
    static center(props?: ShorthandProps, extraProps?: Omit<Props, 'children' | 'location'>): At;
    static right(props?: ShorthandProps, extraProps?: Omit<Props, 'children' | 'location'>): At;
    static bottomLeft(props?: ShorthandProps, extraProps?: Omit<Props, 'children' | 'location'>): At;
    static bottomCenter(props?: ShorthandProps, extraProps?: Omit<Props, 'children' | 'location'>): At;
    static bottomRight(props?: ShorthandProps, extraProps?: Omit<Props, 'children' | 'location'>): At;
    constructor({ children, child, location, useAvailable, ...viewProps }: Props);
    get location(): Location;
    set location(value: Location);
    get useAvailable(): boolean;
    set useAvailable(value: boolean);
    update({ children, child, location, useAvailable, ...props }: Props): void;
    /**
     * The At component fills all available space — it's meant to be used
     * inside a ZStack layer.
     */
    naturalSize(available: Size): Size;
    render(viewport: Viewport): void;
}
export {};