import { Position, Layout } from "./state";
import { LineBuffer } from "./line";
import { Highlighter } from "./highlight";
export interface Output {
    write(text: string): void;
    print(text: string): void;
    println(text: string): void;
}
export declare class Tty {
    tabWidth: number;
    col: number;
    row: number;
    private out;
    constructor(col: number, row: number, tabWidth: number, out: Output);
    write(text: string): void;
    print(text: string): void;
    println(text: string): void;
    clearScreen(): void;
    calculatePosition(text: string, orig: Position): Position;
    computeLayout(promptSize: Position, line: LineBuffer): Layout;
    refreshLine(prompt: string, line: LineBuffer, oldLayout: Layout, newLayout: Layout, highlighter: Highlighter): void;
    clearOldRows(layout: Layout): void;
    moveCursor(oldCursor: Position, newCursor: Position): void;
}