import { Style } from "./ansi.js";
import { Block } from "./block.js";
export type BorderStyle = "rounded" | "heavy" | "double" | "light";
export type BorderChars = {
    tl: string;
    tr: string;
    bl: string;
    br: string;
    h: string;
    v: string;
    cross: string;
    leftTee: string;
    rightTee: string;
};
export declare const BORDER_CHARS: Record<BorderStyle, BorderChars>;
export declare function resolveBorderStyle(s: string | undefined): BorderStyle;
export type BorderOpts = {
    borderStyle?: BorderStyle;
    borderColor?: string;
    padding?: number;
    title?: string;
    titleColor?: string;
    targetWidth?: number;
};
export declare const BORDER_CELLS = 2;
export declare function minWidthForTitle(titleText: string): number;
export type TitlePlacement = {
    kind: "top";
    title: string;
} | {
    kind: "wrapped";
    block: Block;
};
export declare function placeTitle(title: string, innerWidth: number, titleStyle: Style): TitlePlacement;
export declare function bordered(block: Block, opts: BorderOpts): Block;
export declare function buildTopEdge(ch: BorderChars, innerWidth: number, wrapBorder: (s: string) => string, titleText: string, titleStyle: Style): string;