import { type TuiSurface } from "./surface-schema.js";
export interface PanePreview {
    id: string;
    type: string;
    /** Lines visible without clicking (≈ for prose, which wraps). */
    shows: number;
    /** Total content lines the source currently holds. */
    of: number;
    clipped: boolean;
}
export interface SurfacePreview {
    cardWidth: number;
    paneLineBudget: number;
    /** One entry per layout row, e.g. "row1: inbox | stats (2-col)". */
    layoutRows: string[];
    panes: PanePreview[];
    notes: string[];
}
export declare function previewSurface(surface: TuiSurface, termW?: number, termH?: number): SurfacePreview;