import { Style } from './cascade.js';
import { Run } from './text.js';
import { Break, Inline, IfcInline, BlockContainer } from './flow.js';
export type LogicalArea = {
    blockStart: number | undefined;
    lineLeft: number | undefined;
    blockSize: number | undefined;
    inlineSize: number | undefined;
};
export declare class Box {
    id: string;
    style: Style;
    children: Box[];
    attrs: number;
    static ATTRS: {
        isAnonymous: number;
        isInline: number;
        isBfcRoot: number;
        isFloat: number;
        enableLogging: number;
    };
    constructor(style: Style, children: Box[], attrs: number);
    isBlockContainer(): this is BlockContainer;
    isRun(): this is Run;
    isInline(): this is Inline;
    isBreak(): this is Break;
    isIfcInline(): this is IfcInline;
    isAnonymous(): boolean;
    get isRelativeOrStatic(): boolean;
    get isAbsolute(): boolean;
    get isPositioned(): boolean;
    get desc(): string;
    get sym(): string;
    repr(indent?: number, options?: {
        containingBlocks?: boolean;
        css?: keyof Style;
    }): string;
}