import { BoundingBox, IPadding } from '../geometry';
import { IViewBuilder, WithOptions } from './builder';
import { Padded } from '.';
import { Container, DisplayObject } from '../scene';
import { IBuildContext } from './context';

export interface IStackOptions {
    spacing: number;
    spread: boolean;
    minWidth: number;
    maxWidth: number;
}
export declare class HStack extends WithOptions<IStackOptions> implements IViewBuilder {
    private readonly children;
    constructor(...children: Array<IViewBuilder>);
    /** @hidden */
    build(ctx?: Partial<IBuildContext>): Container;
}
export declare class VStack extends WithOptions<IStackOptions> implements IViewBuilder {
    private readonly children;
    constructor(...children: Array<IViewBuilder>);
    padded(padding: number | IPadding): Padded;
    /** @hidden */
    build(ctx?: Partial<IBuildContext>): StackContainer;
}
/** @hidden */
export declare class StackContainer extends Container {
    readonly options: IStackOptions;
    constructor(options: IStackOptions, ...children: Array<DisplayObject>);
    boundingBox(): BoundingBox;
}
/** Centers the children by default. */
export declare class ZStack implements IViewBuilder {
    private readonly children;
    constructor(...children: Array<IViewBuilder>);
    /** @hidden */
    build(ctx?: Partial<IBuildContext>): Container;
}