export interface TerminalSize {
    readonly columns: number;
    readonly rows: number;
}
export type TerminalInputHandler = (data: string) => void;
export type TerminalResizeHandler = (size: TerminalSize) => void;
export interface Terminal {
    readonly columns: number;
    readonly rows: number;
    readonly isTTY: boolean;
    start(): void;
    stop(): void;
    write(data: string): void;
    onInput(handler: TerminalInputHandler): () => void;
    onResize(handler: TerminalResizeHandler): () => void;
}
export declare function normalizeTerminalSize(columns?: number, rows?: number): TerminalSize;
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